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tech / sci.electronics.design / Re: Why is an EV's backup power less than it's driving power?

SubjectAuthor
* Re: Why is an EV's backup power less than it's driving power?Fred Bloggs
+* Re: Why is an EV's backup power less than it's driving power?Fred Bloggs
|`* Re: Why is an EV's backup power less than it's driving power?Flyguy
| `- Re: Why is an EV's backup power less than it's driving power?Fred Bloggs
`* Re: Why is an EV's backup power less than it's driving power?John Larkin
 `* Re: Why is an EV's backup power less than it's driving power?Fred Bloggs
  `* Re: Why is an EV's backup power less than it's driving power?John Larkin
   +* Re: Why is an EV's backup power less than it's driving power?Fred Bloggs
   |+* Re: Why is an EV's backup power less than it's driving power?Ed Lee
   ||+* Re: Why is an EV's backup power less than it's driving power?Ricky
   |||`* Re: Why is an EV's backup power less than it's driving power?Ed Lee
   ||| `* Re: Why is an EV's backup power less than it's driving power?Martin Brown
   |||  `* Re: Why is an EV's backup power less than it's driving power?Ed Lee
   |||   `- Re: Why is an EV's backup power less than it's driving power?Ricky
   ||+* Re: Why is an EV's backup power less than it's driving power?Fred Bloggs
   |||`- Re: Why is an EV's backup power less than it's driving power?Ricky
   ||`* Re: Why is an EV's backup power less than it's driving power?Ed Lee
   || +* Re: Why is an EV's backup power less than it's driving power?Ed Lee
   || |+* Re: Why is an EV's backup power less than it's driving power?Ricky
   || ||`- Re: Why is an EV's backup power less than it's driving power?Ed Lee
   || |+* Re: Why is an EV's backup power less than it's driving power?Ed Lee
   || ||`* Re: Why is an EV's backup power less than it's driving power?Ed Lee
   || || +- Re: Why is an EV's backup power less than it's driving power?Ed Lee
   || || +* Re: Why is an EV's backup power less than it's driving power?Ed Lee
   || || |+- Re: Why is an EV's backup power less than it's driving power?Ed Lee
   || || |`* Re: Why is an EV's backup power less than it's driving power?Ricky
   || || | `* Re: Why is an EV's backup power less than it's driving power?Ed Lee
   || || |  `* Re: Why is an EV's backup power less than it's driving power?Ricky
   || || |   `- Re: Why is an EV's backup power less than it's driving power?Bertrand Sindri
   || || `- Re: Troll-feeding Senile Cretinous SPICK Alert!Ricky
   || |`- Re: Why is an EV's backup power less than it's driving power?Ricky
   || `- Re: Why is an EV's backup power less than it's driving power?Ricky
   |+* Re: Why is an EV's backup power less than it's driving power?Ricky
   ||`* Re: Why is an EV's backup power less than it's driving power?Fred Bloggs
   || +- Re: Why is an EV's backup power less than it's driving power?Ricky
   || `- Re: Why is an EV's backup power less than it's driving power?Commander Kinsey
   |`* Re: Why is an EV's backup power less than it's driving power?Flyguy
   | +- Re: Why is an EV's backup power less than it's driving power?Ricky
   | `- Re: Why is an EV's backup power less than it's driving power?Flyguy
   `- Re: Why is an EV's backup power less than it's driving power?Commander Kinsey

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Re: Why is an EV's backup power less than it's driving power?

<05e8a1d0-7433-43e7-aa29-240aad2a8eban@googlegroups.com>

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https://www.novabbs.com/tech/article-flat.php?id=111005&group=sci.electronics.design#111005

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: edward.m...@gmail.com (Ed Lee)
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 by: Ed Lee - Mon, 28 Nov 2022 02:28 UTC

On Sunday, November 27, 2022 at 6:18:44 PM UTC-8, Commander Kinsey wrote:
> On Mon, 28 Nov 2022 02:09:10 -0000, Ed Lee <edward....@gmail.com> wrote:
>
> > On Sunday, November 27, 2022 at 5:54:41 PM UTC-8, Commander Kinsey wrote:
> >> On Mon, 28 Nov 2022 01:41:18 -0000, Ed Lee <edward....@gmail.com> wrote:
> >>
> >> > On Sunday, November 27, 2022 at 5:27:49 PM UTC-8, Commander Kinsey wrote:
> >> >> On Fri, 18 Nov 2022 01:16:29 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >>
> >> >> > On Thursday, November 17, 2022 at 5:00:38 PM UTC-8, Fred Bloggs wrote:
> >> >> >> On Thursday, November 17, 2022 at 3:58:36 PM UTC-5, John Larkin wrote:
> >> >> >> > On Thu, 17 Nov 2022 10:32:33 -0800 (PST), Fred Bloggs
> >> >> >> > <bloggs.fred...@gmail.com> wrote:
> >> >> >> >
> >> >> >> > >On Thursday, November 17, 2022 at 10:30:31 AM UTC-5, John Larkin wrote:
> >> >> >> > >> On Thu, 17 Nov 2022 05:03:57 -0800 (PST), Fred Bloggs
> >> >> >> > >> <bloggs.fred...@gmail.com> wrote:
> >> >> >> > >>
> >> >> >> > >> >On Thursday, November 17, 2022 at 4:27:46 AM UTC-5, Commander Kinsey wrote:
> >> >> >> > >> >> If an EV has an output power of say 80kW to drive the motors when driving, why is the backup power (to power your house in a power outage) only about 10kW? It's the same battery!
> >> >> >> > >> >>
> >> >> >> > >> >> And why do people say it costs thousands of dollars to fit something to do this? Surely a 10kW invertor doesn't cost much, just something to make 400VDC into 240VAC. I'd say more like 500 dollars.
> >> >> >> > >> >
> >> >> >> > >> >You need to learn the difference between energy and power. The 80kW is really 80kWh(hours), a measure of energy stored in the battery.. The 10kW is a measure of power which is the rate of energy extraction from the battery, usually specified in kW, kilo-watts, thousands of Watts. There is no logical connection between the two ratings. The engineering requirements of the battery EV application determines that.
> >> >> >> > >> >
> >> >> >> > >> He clearly said that the battery can deliver 80 KW of power.. No 80 KWH
> >> >> >> > >> car is going to be limited to 10 KW into the motors. Ecars are all
> >> >> >> > >> about acceleration.
> >> >> >> > >
> >> >> >> > >That 80kW is quoted quite often as the battery capacity when they mean 80kWh of course. Without that as his fundamental misunderstanding, the question is senseless.
> >> >> >> > The misunderstanding was yours. The nastiness too.
> >> >> >> I have no misunderstanding. The manufacturers don't specify the "drive power" of the batteries in their EV. Why would the consumer need to know that? They do specify battery capacity of their EV because it gives the consumer an idea of expected range.
> >> >> >
> >> >> > 3 miles per kwhr is a good rule of thumb.
> >> >>
> >> >> Jesus. You meant 3 mph per kW. Wrong twice in the same sentence.
> >> >
> >> > You are double wrong in EV jargon. Miles per kwhr is the standard language for EV efficiency. Ask anybody who drives EV, and i bet you don't.
> >> You were discussing (in the bit you snipped from your own text!) how speed was related to motor/battery power. Yet you wrote how distance travelled was related to battery capacity. Completely a different thing.
> >
> > Not really. 3 to 4 mi/kwhr is the standard display on screen.
> That's like miles per gallon. But you were talking about SPEED. Go read your post.

They are related. My EV just happen to get around 60MPH with 20kwhr. Saying that the original qualifier is "wrong twice" is double misleading.

> And stop deleting newsgroups where others are reading the conversation.

You are the one deleting my statement:
"We, the EV drivers, are all well familiar with that number. From driving 60 miles in an hour, we can determine that 20 kwhr are consumed. So, the average number of 3 MPH per KW is derived."

Re: Why is an EV's backup power less than it's driving power?

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: gnuarm.d...@gmail.com (Ricky)
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 by: Ricky - Mon, 28 Nov 2022 02:28 UTC

On Sunday, November 27, 2022 at 10:18:44 PM UTC-4, Commander Kinsey wrote:
> On Mon, 28 Nov 2022 02:09:10 -0000, Ed Lee <edward....@gmail.com> wrote:
>
> > On Sunday, November 27, 2022 at 5:54:41 PM UTC-8, Commander Kinsey wrote:
> >> On Mon, 28 Nov 2022 01:41:18 -0000, Ed Lee <edward....@gmail.com> wrote:
> >>
> >> > On Sunday, November 27, 2022 at 5:27:49 PM UTC-8, Commander Kinsey wrote:
> >> >> On Fri, 18 Nov 2022 01:16:29 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >>
> >> >> > On Thursday, November 17, 2022 at 5:00:38 PM UTC-8, Fred Bloggs wrote:
> >> >> >> On Thursday, November 17, 2022 at 3:58:36 PM UTC-5, John Larkin wrote:
> >> >> >> > On Thu, 17 Nov 2022 10:32:33 -0800 (PST), Fred Bloggs
> >> >> >> > <bloggs.fred...@gmail.com> wrote:
> >> >> >> >
> >> >> >> > >On Thursday, November 17, 2022 at 10:30:31 AM UTC-5, John Larkin wrote:
> >> >> >> > >> On Thu, 17 Nov 2022 05:03:57 -0800 (PST), Fred Bloggs
> >> >> >> > >> <bloggs.fred...@gmail.com> wrote:
> >> >> >> > >>
> >> >> >> > >> >On Thursday, November 17, 2022 at 4:27:46 AM UTC-5, Commander Kinsey wrote:
> >> >> >> > >> >> If an EV has an output power of say 80kW to drive the motors when driving, why is the backup power (to power your house in a power outage) only about 10kW? It's the same battery!
> >> >> >> > >> >>
> >> >> >> > >> >> And why do people say it costs thousands of dollars to fit something to do this? Surely a 10kW invertor doesn't cost much, just something to make 400VDC into 240VAC. I'd say more like 500 dollars.
> >> >> >> > >> >
> >> >> >> > >> >You need to learn the difference between energy and power. The 80kW is really 80kWh(hours), a measure of energy stored in the battery.. The 10kW is a measure of power which is the rate of energy extraction from the battery, usually specified in kW, kilo-watts, thousands of Watts. There is no logical connection between the two ratings. The engineering requirements of the battery EV application determines that.
> >> >> >> > >> >
> >> >> >> > >> He clearly said that the battery can deliver 80 KW of power.. No 80 KWH
> >> >> >> > >> car is going to be limited to 10 KW into the motors. Ecars are all
> >> >> >> > >> about acceleration.
> >> >> >> > >
> >> >> >> > >That 80kW is quoted quite often as the battery capacity when they mean 80kWh of course. Without that as his fundamental misunderstanding, the question is senseless.
> >> >> >> > The misunderstanding was yours. The nastiness too.
> >> >> >> I have no misunderstanding. The manufacturers don't specify the "drive power" of the batteries in their EV. Why would the consumer need to know that? They do specify battery capacity of their EV because it gives the consumer an idea of expected range.
> >> >> >
> >> >> > 3 miles per kwhr is a good rule of thumb.
> >> >>
> >> >> Jesus. You meant 3 mph per kW. Wrong twice in the same sentence.
> >> >
> >> > You are double wrong in EV jargon. Miles per kwhr is the standard language for EV efficiency. Ask anybody who drives EV, and i bet you don't.
> >> You were discussing (in the bit you snipped from your own text!) how speed was related to motor/battery power. Yet you wrote how distance travelled was related to battery capacity. Completely a different thing.
> >
> > Not really. 3 to 4 mi/kwhr is the standard display on screen.
> That's like miles per gallon. But you were talking about SPEED. Go read your post.
>
> And stop deleting newsgroups where others are reading the conversation.

Uh, oh! That's 1!

--

Rick C.

-- Get 1,000 miles of free Supercharging
-- Tesla referral code - https://ts.la/richard11209

Re: Why is an EV's backup power less than it's driving power?

<d437609b-02a2-4260-8404-cc9ce46a6f22n@googlegroups.com>

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: edward.m...@gmail.com (Ed Lee)
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 by: Ed Lee - Mon, 28 Nov 2022 02:38 UTC

On Sunday, November 27, 2022 at 6:27:28 PM UTC-8, Ricky wrote:
> On Sunday, November 27, 2022 at 10:09:14 PM UTC-4, Ed Lee wrote:
> > On Sunday, November 27, 2022 at 5:54:41 PM UTC-8, Commander Kinsey wrote:
> > > On Mon, 28 Nov 2022 01:41:18 -0000, Ed Lee <edward....@gmail.com> wrote:
> > >
> > > > On Sunday, November 27, 2022 at 5:27:49 PM UTC-8, Commander Kinsey wrote:
> > > >> On Fri, 18 Nov 2022 01:16:29 -0000, Ed Lee <edward....@gmail.com> wrote:
> > > >>
> > > >> > On Thursday, November 17, 2022 at 5:00:38 PM UTC-8, Fred Bloggs wrote:
> > > >> >> On Thursday, November 17, 2022 at 3:58:36 PM UTC-5, John Larkin wrote:
> > > >> >> > On Thu, 17 Nov 2022 10:32:33 -0800 (PST), Fred Bloggs
> > > >> >> > <bloggs.fred...@gmail.com> wrote:
> > > >> >> >
> > > >> >> > >On Thursday, November 17, 2022 at 10:30:31 AM UTC-5, John Larkin wrote:
> > > >> >> > >> On Thu, 17 Nov 2022 05:03:57 -0800 (PST), Fred Bloggs
> > > >> >> > >> <bloggs.fred...@gmail.com> wrote:
> > > >> >> > >>
> > > >> >> > >> >On Thursday, November 17, 2022 at 4:27:46 AM UTC-5, Commander Kinsey wrote:
> > > >> >> > >> >> If an EV has an output power of say 80kW to drive the motors when driving, why is the backup power (to power your house in a power outage) only about 10kW? It's the same battery!
> > > >> >> > >> >>
> > > >> >> > >> >> And why do people say it costs thousands of dollars to fit something to do this? Surely a 10kW invertor doesn't cost much, just something to make 400VDC into 240VAC. I'd say more like 500 dollars.
> > > >> >> > >> >
> > > >> >> > >> >You need to learn the difference between energy and power.. The 80kW is really 80kWh(hours), a measure of energy stored in the battery. The 10kW is a measure of power which is the rate of energy extraction from the battery, usually specified in kW, kilo-watts, thousands of Watts. There is no logical connection between the two ratings. The engineering requirements of the battery EV application determines that.
> > > >> >> > >> >
> > > >> >> > >> He clearly said that the battery can deliver 80 KW of power. No 80 KWH
> > > >> >> > >> car is going to be limited to 10 KW into the motors. Ecars are all
> > > >> >> > >> about acceleration.
> > > >> >> > >
> > > >> >> > >That 80kW is quoted quite often as the battery capacity when they mean 80kWh of course. Without that as his fundamental misunderstanding, the question is senseless.
> > > >> >> > The misunderstanding was yours. The nastiness too.
> > > >> >> I have no misunderstanding. The manufacturers don't specify the "drive power" of the batteries in their EV. Why would the consumer need to know that? They do specify battery capacity of their EV because it gives the consumer an idea of expected range.
> > > >> >
> > > >> > 3 miles per kwhr is a good rule of thumb.
> > > >>
> > > >> Jesus. You meant 3 mph per kW. Wrong twice in the same sentence.
> > > >
> > > > You are double wrong in EV jargon. Miles per kwhr is the standard language for EV efficiency. Ask anybody who drives EV, and i bet you don't.
> > > You were discussing (in the bit you snipped from your own text!) how speed was related to motor/battery power. Yet you wrote how distance travelled was related to battery capacity. Completely a different thing.
> > Not really. 3 to 4 mi/kwhr is the standard display on screen. We, the EV drivers, are all well familiar with that number. From driving 60 miles in an hour, we can determine that 20 kwhr are consumed. So, the average number of 3 MPH per KW is derivated.
> I thought the Leaf would get more like 4 m/kWr. My boat model X gets 3 m/kWh. The model 3 gets 4 m/kWh and some people claim closer to 5 m/kWr, I suppose their driving is less highway.

Perhaps 3.5 mi/kwhr at constant 40MPH. That seems to be the most efficient.. At higher speed, wind draft is significant. At lower speed or stop and go, the 100W power relay alone is also an important power hog.
> I think it's an issue of significant digits, but my car displays Wh/mi rather than m/kWh. Still, it's the same measurement and is typically around 333 kWh/mi, but does run higher when I'm hitting 70+.

I am just using 3 as simple illustration for 20kW (60MPH and 20kWhr)

Re: Why is an EV's backup power less than it's driving power?

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Date: Sun, 27 Nov 2022 18:41:28 -0800 (PST)
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Subject: Re: Why is an EV's backup power less than it's driving power?
From: edward.m...@gmail.com (Ed Lee)
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 by: Ed Lee - Mon, 28 Nov 2022 02:41 UTC

On Sunday, November 27, 2022 at 6:38:13 PM UTC-8, Commander Kinsey wrote:
> On Mon, 28 Nov 2022 02:28:47 -0000, Ed Lee <edward....@gmail.com> wrote:
>
> > On Sunday, November 27, 2022 at 6:18:44 PM UTC-8, Commander Kinsey wrote:
> >> On Mon, 28 Nov 2022 02:09:10 -0000, Ed Lee <edward....@gmail.com> wrote:
> >>
> >> > On Sunday, November 27, 2022 at 5:54:41 PM UTC-8, Commander Kinsey wrote:
> >> >> On Mon, 28 Nov 2022 01:41:18 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >>
> >> >> > On Sunday, November 27, 2022 at 5:27:49 PM UTC-8, Commander Kinsey wrote:
> >> >> >> On Fri, 18 Nov 2022 01:16:29 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >> >>
> >> >> >> > On Thursday, November 17, 2022 at 5:00:38 PM UTC-8, Fred Bloggs wrote:
> >> >> >> >> On Thursday, November 17, 2022 at 3:58:36 PM UTC-5, John Larkin wrote:
> >> >> >> >> > On Thu, 17 Nov 2022 10:32:33 -0800 (PST), Fred Bloggs
> >> >> >> >> > <bloggs.fred...@gmail.com> wrote:
> >> >> >> >> >
> >> >> >> >> > >On Thursday, November 17, 2022 at 10:30:31 AM UTC-5, John Larkin wrote:
> >> >> >> >> > >> On Thu, 17 Nov 2022 05:03:57 -0800 (PST), Fred Bloggs
> >> >> >> >> > >> <bloggs.fred...@gmail.com> wrote:
> >> >> >> >> > >>
> >> >> >> >> > >> >On Thursday, November 17, 2022 at 4:27:46 AM UTC-5, Commander Kinsey wrote:
> >> >> >> >> > >> >> If an EV has an output power of say 80kW to drive the motors when driving, why is the backup power (to power your house in a power outage) only about 10kW? It's the same battery!
> >> >> >> >> > >> >>
> >> >> >> >> > >> >> And why do people say it costs thousands of dollars to fit something to do this? Surely a 10kW invertor doesn't cost much, just something to make 400VDC into 240VAC. I'd say more like 500 dollars.
> >> >> >> >> > >> >
> >> >> >> >> > >> >You need to learn the difference between energy and power. The 80kW is really 80kWh(hours), a measure of energy stored in the battery. The 10kW is a measure of power which is the rate of energy extraction from the battery, usually specified in kW, kilo-watts, thousands of Watts. There is no logical connection between the two ratings. The engineering requirements of the battery EV application determines that.
> >> >> >> >> > >> >
> >> >> >> >> > >> He clearly said that the battery can deliver 80 KW of power. No 80 KWH
> >> >> >> >> > >> car is going to be limited to 10 KW into the motors. Ecars are all
> >> >> >> >> > >> about acceleration.
> >> >> >> >> > >
> >> >> >> >> > >That 80kW is quoted quite often as the battery capacity when they mean 80kWh of course. Without that as his fundamental misunderstanding, the question is senseless.
> >> >> >> >> > The misunderstanding was yours. The nastiness too.
> >> >> >> >> I have no misunderstanding. The manufacturers don't specify the "drive power" of the batteries in their EV. Why would the consumer need to know that? They do specify battery capacity of their EV because it gives the consumer an idea of expected range.
> >> >> >> >
> >> >> >> > 3 miles per kwhr is a good rule of thumb.
> >> >> >>
> >> >> >> Jesus. You meant 3 mph per kW. Wrong twice in the same sentence.
> >> >> >
> >> >> > You are double wrong in EV jargon. Miles per kwhr is the standard language for EV efficiency. Ask anybody who drives EV, and i bet you don't..
> >> >> You were discussing (in the bit you snipped from your own text!) how speed was related to motor/battery power. Yet you wrote how distance travelled was related to battery capacity. Completely a different thing.
> >> >
> >> > Not really. 3 to 4 mi/kwhr is the standard display on screen.
> >> That's like miles per gallon. But you were talking about SPEED. Go read your post.
> >
> > They are related. My EV just happen to get around 60MPH with 20kwhr. Saying that the original qualifier is "wrong twice" is double misleading.
> Miles per kWh is distance per capacity. Mph per kW is speed per power output. Absolutely not the same thing in any way whatsoever.
> >> And stop deleting newsgroups where others are reading the conversation..
> >
> > You are the one deleting my statement:
> You did it again, learn how to post to multiple newsgroups. I've fixed it for you. Now grow up.

File a complain with Google. I didn't do anything other than using Google group. You and enough people are seeing my posts. I don't care if it doesn't spread all over the world.

> > "We, the EV drivers, are all well familiar with that number. From driving 60 miles in an hour, we can determine that 20 kwhr are consumed. So, the average number of 3 MPH per KW is derived."
> You deleted your own statement earlier, then tried to refer to it.

But i am saying the same thing.

Re: Why is an EV's backup power less than it's driving power?

<2255e51e-0442-4671-afdb-16a8a6c75fa8n@googlegroups.com>

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: edward.m...@gmail.com (Ed Lee)
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 by: Ed Lee - Mon, 28 Nov 2022 02:43 UTC

On Sunday, November 27, 2022 at 6:41:32 PM UTC-8, Ed Lee wrote:
> On Sunday, November 27, 2022 at 6:38:13 PM UTC-8, Commander Kinsey wrote:
> > On Mon, 28 Nov 2022 02:28:47 -0000, Ed Lee <edward....@gmail.com> wrote:
> >
> > > On Sunday, November 27, 2022 at 6:18:44 PM UTC-8, Commander Kinsey wrote:
> > >> On Mon, 28 Nov 2022 02:09:10 -0000, Ed Lee <edward....@gmail.com> wrote:
> > >>
> > >> > On Sunday, November 27, 2022 at 5:54:41 PM UTC-8, Commander Kinsey wrote:
> > >> >> On Mon, 28 Nov 2022 01:41:18 -0000, Ed Lee <edward....@gmail.com> wrote:
> > >> >>
> > >> >> > On Sunday, November 27, 2022 at 5:27:49 PM UTC-8, Commander Kinsey wrote:
> > >> >> >> On Fri, 18 Nov 2022 01:16:29 -0000, Ed Lee <edward....@gmail.com> wrote:
> > >> >> >>
> > >> >> >> > On Thursday, November 17, 2022 at 5:00:38 PM UTC-8, Fred Bloggs wrote:
> > >> >> >> >> On Thursday, November 17, 2022 at 3:58:36 PM UTC-5, John Larkin wrote:
> > >> >> >> >> > On Thu, 17 Nov 2022 10:32:33 -0800 (PST), Fred Bloggs
> > >> >> >> >> > <bloggs.fred...@gmail.com> wrote:
> > >> >> >> >> >
> > >> >> >> >> > >On Thursday, November 17, 2022 at 10:30:31 AM UTC-5, John Larkin wrote:
> > >> >> >> >> > >> On Thu, 17 Nov 2022 05:03:57 -0800 (PST), Fred Bloggs
> > >> >> >> >> > >> <bloggs.fred...@gmail.com> wrote:
> > >> >> >> >> > >>
> > >> >> >> >> > >> >On Thursday, November 17, 2022 at 4:27:46 AM UTC-5, Commander Kinsey wrote:
> > >> >> >> >> > >> >> If an EV has an output power of say 80kW to drive the motors when driving, why is the backup power (to power your house in a power outage) only about 10kW? It's the same battery!
> > >> >> >> >> > >> >>
> > >> >> >> >> > >> >> And why do people say it costs thousands of dollars to fit something to do this? Surely a 10kW invertor doesn't cost much, just something to make 400VDC into 240VAC. I'd say more like 500 dollars.
> > >> >> >> >> > >> >
> > >> >> >> >> > >> >You need to learn the difference between energy and power. The 80kW is really 80kWh(hours), a measure of energy stored in the battery. The 10kW is a measure of power which is the rate of energy extraction from the battery, usually specified in kW, kilo-watts, thousands of Watts.. There is no logical connection between the two ratings. The engineering requirements of the battery EV application determines that.
> > >> >> >> >> > >> >
> > >> >> >> >> > >> He clearly said that the battery can deliver 80 KW of power. No 80 KWH
> > >> >> >> >> > >> car is going to be limited to 10 KW into the motors. Ecars are all
> > >> >> >> >> > >> about acceleration.
> > >> >> >> >> > >
> > >> >> >> >> > >That 80kW is quoted quite often as the battery capacity when they mean 80kWh of course. Without that as his fundamental misunderstanding, the question is senseless.
> > >> >> >> >> > The misunderstanding was yours. The nastiness too.
> > >> >> >> >> I have no misunderstanding. The manufacturers don't specify the "drive power" of the batteries in their EV. Why would the consumer need to know that? They do specify battery capacity of their EV because it gives the consumer an idea of expected range.
> > >> >> >> >
> > >> >> >> > 3 miles per kwhr is a good rule of thumb.
> > >> >> >>
> > >> >> >> Jesus. You meant 3 mph per kW. Wrong twice in the same sentence.
> > >> >> >
> > >> >> > You are double wrong in EV jargon. Miles per kwhr is the standard language for EV efficiency. Ask anybody who drives EV, and i bet you don't.
> > >> >> You were discussing (in the bit you snipped from your own text!) how speed was related to motor/battery power. Yet you wrote how distance travelled was related to battery capacity. Completely a different thing.
> > >> >
> > >> > Not really. 3 to 4 mi/kwhr is the standard display on screen.
> > >> That's like miles per gallon. But you were talking about SPEED. Go read your post.
> > >
> > > They are related. My EV just happen to get around 60MPH with 20kwhr. Saying that the original qualifier is "wrong twice" is double misleading.
> > Miles per kWh is distance per capacity. Mph per kW is speed per power output. Absolutely not the same thing in any way whatsoever.
> > >> And stop deleting newsgroups where others are reading the conversation.
> > >
> > > You are the one deleting my statement:
> > You did it again, learn how to post to multiple newsgroups. I've fixed it for you. Now grow up.
> File a complain with Google. I didn't do anything other than using Google group. You and enough people are seeing my posts. I don't care if it doesn't spread all over the world.

Better yet. Buy Google and fix it.

> > > "We, the EV drivers, are all well familiar with that number. From driving 60 miles in an hour, we can determine that 20 kwhr are consumed. So, the average number of 3 MPH per KW is derived."
> > You deleted your own statement earlier, then tried to refer to it.
> But i am saying the same thing.

Re: Why is an EV's backup power less than it's driving power?

<3e9b1a8a-4d88-4cbf-89fa-f8c13265f4c3n@googlegroups.com>

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: edward.m...@gmail.com (Ed Lee)
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 by: Ed Lee - Mon, 28 Nov 2022 02:57 UTC

On Sunday, November 27, 2022 at 6:47:36 PM UTC-8, Commander Kinsey wrote:
> On Mon, 28 Nov 2022 02:41:28 -0000, Ed Lee <edward....@gmail.com> wrote:
>
> > On Sunday, November 27, 2022 at 6:38:13 PM UTC-8, Commander Kinsey wrote:
> >> On Mon, 28 Nov 2022 02:28:47 -0000, Ed Lee <edward....@gmail.com> wrote:
> >>
> >> > On Sunday, November 27, 2022 at 6:18:44 PM UTC-8, Commander Kinsey wrote:
> >> >> On Mon, 28 Nov 2022 02:09:10 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >>
> >> >> > On Sunday, November 27, 2022 at 5:54:41 PM UTC-8, Commander Kinsey wrote:
> >> >> >> On Mon, 28 Nov 2022 01:41:18 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >> >>
> >> >> >> > On Sunday, November 27, 2022 at 5:27:49 PM UTC-8, Commander Kinsey wrote:
> >> >> >> >> On Fri, 18 Nov 2022 01:16:29 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >> >> >>
> >> >> >> >> > On Thursday, November 17, 2022 at 5:00:38 PM UTC-8, Fred Bloggs wrote:
> >> >> >> >> >> On Thursday, November 17, 2022 at 3:58:36 PM UTC-5, John Larkin wrote:
> >> >> >> >> >> > On Thu, 17 Nov 2022 10:32:33 -0800 (PST), Fred Bloggs
> >> >> >> >> >> > <bloggs.fred...@gmail.com> wrote:
> >> >> >> >> >> >
> >> >> >> >> >> > >On Thursday, November 17, 2022 at 10:30:31 AM UTC-5, John Larkin wrote:
> >> >> >> >> >> > >> On Thu, 17 Nov 2022 05:03:57 -0800 (PST), Fred Bloggs
> >> >> >> >> >> > >> <bloggs.fred...@gmail.com> wrote:
> >> >> >> >> >> > >>
> >> >> >> >> >> > >> >On Thursday, November 17, 2022 at 4:27:46 AM UTC-5, Commander Kinsey wrote:
> >> >> >> >> >> > >> >> If an EV has an output power of say 80kW to drive the motors when driving, why is the backup power (to power your house in a power outage) only about 10kW? It's the same battery!
> >> >> >> >> >> > >> >>
> >> >> >> >> >> > >> >> And why do people say it costs thousands of dollars to fit something to do this? Surely a 10kW invertor doesn't cost much, just something to make 400VDC into 240VAC. I'd say more like 500 dollars.
> >> >> >> >> >> > >> >
> >> >> >> >> >> > >> >You need to learn the difference between energy and power. The 80kW is really 80kWh(hours), a measure of energy stored in the battery. The 10kW is a measure of power which is the rate of energy extraction from the battery, usually specified in kW, kilo-watts, thousands of Watts. There is no logical connection between the two ratings. The engineering requirements of the battery EV application determines that.
> >> >> >> >> >> > >> >
> >> >> >> >> >> > >> He clearly said that the battery can deliver 80 KW of power. No 80 KWH
> >> >> >> >> >> > >> car is going to be limited to 10 KW into the motors. Ecars are all
> >> >> >> >> >> > >> about acceleration.
> >> >> >> >> >> > >
> >> >> >> >> >> > >That 80kW is quoted quite often as the battery capacity when they mean 80kWh of course. Without that as his fundamental misunderstanding, the question is senseless.
> >> >> >> >> >> > The misunderstanding was yours. The nastiness too.
> >> >> >> >> >> I have no misunderstanding. The manufacturers don't specify the "drive power" of the batteries in their EV. Why would the consumer need to know that? They do specify battery capacity of their EV because it gives the consumer an idea of expected range.
> >> >> >> >> >
> >> >> >> >> > 3 miles per kwhr is a good rule of thumb.
> >> >> >> >>
> >> >> >> >> Jesus. You meant 3 mph per kW. Wrong twice in the same sentence.
> >> >> >> >
> >> >> >> > You are double wrong in EV jargon. Miles per kwhr is the standard language for EV efficiency. Ask anybody who drives EV, and i bet you don't.
> >> >> >> You were discussing (in the bit you snipped from your own text!) how speed was related to motor/battery power. Yet you wrote how distance travelled was related to battery capacity. Completely a different thing.
> >> >> >
> >> >> > Not really. 3 to 4 mi/kwhr is the standard display on screen.
> >> >> That's like miles per gallon. But you were talking about SPEED. Go read your post.
> >> >
> >> > They are related. My EV just happen to get around 60MPH with 20kwhr. Saying that the original qualifier is "wrong twice" is double misleading.
> >> Miles per kWh is distance per capacity. Mph per kW is speed per power output. Absolutely not the same thing in any way whatsoever.
> >> >> And stop deleting newsgroups where others are reading the conversation.
> >> >
> >> > You are the one deleting my statement:
> >> You did it again, learn how to post to multiple newsgroups. I've fixed it for you. Now grow up.
> >
> > File a complain with Google. I didn't do anything other than using Google group. You and enough people are seeing my posts. I don't care if it doesn't spread all over the world.
> Google groups! ROTFPMSL! Get a newsreader. It's a program you install on your computer. WTF, do you use webmail too? Are you over the age of 6?

Yes and yes. Not that it matter much. They works well enough for me.

> Might have to just killfile google groups. It would raise the IQ of the group significantly.

Yes, please do so. You can be out of my world and I am out of yours.

> >> > "We, the EV drivers, are all well familiar with that number. From driving 60 miles in an hour, we can determine that 20 kwhr are consumed. So, the average number of 3 MPH per KW is derived."
> >> You deleted your own statement earlier, then tried to refer to it.
> >
> > But i am saying the same thing.
> No you're not, you're changing two units. You might aswell write your lightbulb uses two elephants per minute.

Well, you are stretching it too much.

Re: Why is an EV's backup power less than it's driving power?

<a13131b0-8991-432b-9cf0-c47e3e5d0371n@googlegroups.com>

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Date: Sun, 27 Nov 2022 19:05:18 -0800 (PST)
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Subject: Re: Why is an EV's backup power less than it's driving power?
From: edward.m...@gmail.com (Ed Lee)
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 by: Ed Lee - Mon, 28 Nov 2022 03:05 UTC

On Sunday, November 27, 2022 at 7:01:37 PM UTC-8, Commander Kinsey wrote:
> On Mon, 28 Nov 2022 02:57:21 -0000, Ed Lee <edward....@gmail.com> wrote:
>
> > On Sunday, November 27, 2022 at 6:47:36 PM UTC-8, Commander Kinsey wrote:
> >> On Mon, 28 Nov 2022 02:41:28 -0000, Ed Lee <edward....@gmail.com> wrote:
> >>
> >> > On Sunday, November 27, 2022 at 6:38:13 PM UTC-8, Commander Kinsey wrote:
> >> >> On Mon, 28 Nov 2022 02:28:47 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >>
> >> >> > On Sunday, November 27, 2022 at 6:18:44 PM UTC-8, Commander Kinsey wrote:
> >> >> >> On Mon, 28 Nov 2022 02:09:10 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >> >>
> >> >> >> > On Sunday, November 27, 2022 at 5:54:41 PM UTC-8, Commander Kinsey wrote:
> >> >> >> >> On Mon, 28 Nov 2022 01:41:18 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >> >> >>
> >> >> >> >> > On Sunday, November 27, 2022 at 5:27:49 PM UTC-8, Commander Kinsey wrote:
> >> >> >> >> >> On Fri, 18 Nov 2022 01:16:29 -0000, Ed Lee <edward....@gmail.com> wrote:
> >> >> >> >> >>
> >> >> >> >> >> > On Thursday, November 17, 2022 at 5:00:38 PM UTC-8, Fred Bloggs wrote:
> >> >> >> >> >> >> On Thursday, November 17, 2022 at 3:58:36 PM UTC-5, John Larkin wrote:
> >> >> >> >> >> >> > On Thu, 17 Nov 2022 10:32:33 -0800 (PST), Fred Bloggs
> >> >> >> >> >> >> > <bloggs.fred...@gmail.com> wrote:
> >> >> >> >> >> >> >
> >> >> >> >> >> >> > >On Thursday, November 17, 2022 at 10:30:31 AM UTC-5, John Larkin wrote:
> >> >> >> >> >> >> > >> On Thu, 17 Nov 2022 05:03:57 -0800 (PST), Fred Bloggs
> >> >> >> >> >> >> > >> <bloggs.fred...@gmail.com> wrote:
> >> >> >> >> >> >> > >>
> >> >> >> >> >> >> > >> >On Thursday, November 17, 2022 at 4:27:46 AM UTC-5, Commander Kinsey wrote:
> >> >> >> >> >> >> > >> >> If an EV has an output power of say 80kW to drive the motors when driving, why is the backup power (to power your house in a power outage) only about 10kW? It's the same battery!
> >> >> >> >> >> >> > >> >>
> >> >> >> >> >> >> > >> >> And why do people say it costs thousands of dollars to fit something to do this? Surely a 10kW invertor doesn't cost much, just something to make 400VDC into 240VAC. I'd say more like 500 dollars.
> >> >> >> >> >> >> > >> >
> >> >> >> >> >> >> > >> >You need to learn the difference between energy and power. The 80kW is really 80kWh(hours), a measure of energy stored in the battery. The 10kW is a measure of power which is the rate of energy extraction from the battery, usually specified in kW, kilo-watts, thousands of Watts. There is no logical connection between the two ratings. The engineering requirements of the battery EV application determines that.
> >> >> >> >> >> >> > >> >
> >> >> >> >> >> >> > >> He clearly said that the battery can deliver 80 KW of power. No 80 KWH
> >> >> >> >> >> >> > >> car is going to be limited to 10 KW into the motors. Ecars are all
> >> >> >> >> >> >> > >> about acceleration.
> >> >> >> >> >> >> > >
> >> >> >> >> >> >> > >That 80kW is quoted quite often as the battery capacity when they mean 80kWh of course. Without that as his fundamental misunderstanding, the question is senseless.
> >> >> >> >> >> >> > The misunderstanding was yours. The nastiness too.
> >> >> >> >> >> >> I have no misunderstanding. The manufacturers don't specify the "drive power" of the batteries in their EV. Why would the consumer need to know that? They do specify battery capacity of their EV because it gives the consumer an idea of expected range.
> >> >> >> >> >> >
> >> >> >> >> >> > 3 miles per kwhr is a good rule of thumb.
> >> >> >> >> >>
> >> >> >> >> >> Jesus. You meant 3 mph per kW. Wrong twice in the same sentence.
> >> >> >> >> >
> >> >> >> >> > You are double wrong in EV jargon. Miles per kwhr is the standard language for EV efficiency. Ask anybody who drives EV, and i bet you don't.
> >> >> >> >> You were discussing (in the bit you snipped from your own text!) how speed was related to motor/battery power. Yet you wrote how distance travelled was related to battery capacity. Completely a different thing.
> >> >> >> >
> >> >> >> > Not really. 3 to 4 mi/kwhr is the standard display on screen.
> >> >> >> That's like miles per gallon. But you were talking about SPEED. Go read your post.
> >> >> >
> >> >> > They are related. My EV just happen to get around 60MPH with 20kwhr. Saying that the original qualifier is "wrong twice" is double misleading.
> >> >> Miles per kWh is distance per capacity. Mph per kW is speed per power output. Absolutely not the same thing in any way whatsoever.
> >> >> >> And stop deleting newsgroups where others are reading the conversation.
> >> >> >
> >> >> > You are the one deleting my statement:
> >> >> You did it again, learn how to post to multiple newsgroups. I've fixed it for you. Now grow up.
> >> >
> >> > File a complain with Google. I didn't do anything other than using Google group. You and enough people are seeing my posts. I don't care if it doesn't spread all over the world.
> >> Google groups! ROTFPMSL! Get a newsreader. It's a program you install on your computer. WTF, do you use webmail too? Are you over the age of 6?
> >
> > Yes and yes. Not that it matter much. They works well enough for me.
> Do you also pay for someone to shave your face as it's too difficult?
> >> Might have to just killfile google groups. It would raise the IQ of the group significantly.
> >
> > Yes, please do so. You can be out of my world and I am out of yours.
> Why are you so fucking thick you can't install a newsreader on your computer?

Because it's not necessary for me.

> Off you go. Google groups is now blocked entirely. Your posts, any other cunt on them, and any replies to you.

Good. If you reply to this, you are lying.

Re: Why is an EV's backup power less than it's driving power?

<7a0b613c-0b19-4848-a196-76dfb06b7a57n@googlegroups.com>

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: gnuarm.d...@gmail.com (Ricky)
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 by: Ricky - Mon, 28 Nov 2022 03:57 UTC

On Sunday, November 27, 2022 at 10:57:26 PM UTC-4, Ed Lee wrote:
> On Sunday, November 27, 2022 at 6:47:36 PM UTC-8, Commander Kinsey wrote:
> > On Mon, 28 Nov 2022 02:41:28 -0000, Ed Lee <edward....@gmail.com> wrote:
> >
> > > On Sunday, November 27, 2022 at 6:38:13 PM UTC-8, Commander Kinsey wrote:
> > >> On Mon, 28 Nov 2022 02:28:47 -0000, Ed Lee <edward....@gmail.com> wrote:
> > >>
> > >> > On Sunday, November 27, 2022 at 6:18:44 PM UTC-8, Commander Kinsey wrote:
> > >> >> On Mon, 28 Nov 2022 02:09:10 -0000, Ed Lee <edward....@gmail.com> wrote:
> > >> >>
> > >> >> > On Sunday, November 27, 2022 at 5:54:41 PM UTC-8, Commander Kinsey wrote:
> > >> >> >> On Mon, 28 Nov 2022 01:41:18 -0000, Ed Lee <edward....@gmail.com> wrote:
> > >> >> >>
> > >> >> >> > On Sunday, November 27, 2022 at 5:27:49 PM UTC-8, Commander Kinsey wrote:
> > >> >> >> >> On Fri, 18 Nov 2022 01:16:29 -0000, Ed Lee <edward....@gmail.com> wrote:
> > >> >> >> >>
> > >> >> >> >> > On Thursday, November 17, 2022 at 5:00:38 PM UTC-8, Fred Bloggs wrote:
> > >> >> >> >> >> On Thursday, November 17, 2022 at 3:58:36 PM UTC-5, John Larkin wrote:
> > >> >> >> >> >> > On Thu, 17 Nov 2022 10:32:33 -0800 (PST), Fred Bloggs
> > >> >> >> >> >> > <bloggs.fred...@gmail.com> wrote:
> > >> >> >> >> >> >
> > >> >> >> >> >> > >On Thursday, November 17, 2022 at 10:30:31 AM UTC-5, John Larkin wrote:
> > >> >> >> >> >> > >> On Thu, 17 Nov 2022 05:03:57 -0800 (PST), Fred Bloggs
> > >> >> >> >> >> > >> <bloggs.fred...@gmail.com> wrote:
> > >> >> >> >> >> > >>
> > >> >> >> >> >> > >> >On Thursday, November 17, 2022 at 4:27:46 AM UTC-5, Commander Kinsey wrote:
> > >> >> >> >> >> > >> >> If an EV has an output power of say 80kW to drive the motors when driving, why is the backup power (to power your house in a power outage) only about 10kW? It's the same battery!
> > >> >> >> >> >> > >> >>
> > >> >> >> >> >> > >> >> And why do people say it costs thousands of dollars to fit something to do this? Surely a 10kW invertor doesn't cost much, just something to make 400VDC into 240VAC. I'd say more like 500 dollars.
> > >> >> >> >> >> > >> >
> > >> >> >> >> >> > >> >You need to learn the difference between energy and power. The 80kW is really 80kWh(hours), a measure of energy stored in the battery. The 10kW is a measure of power which is the rate of energy extraction from the battery, usually specified in kW, kilo-watts, thousands of Watts. There is no logical connection between the two ratings. The engineering requirements of the battery EV application determines that.
> > >> >> >> >> >> > >> >
> > >> >> >> >> >> > >> He clearly said that the battery can deliver 80 KW of power. No 80 KWH
> > >> >> >> >> >> > >> car is going to be limited to 10 KW into the motors.. Ecars are all
> > >> >> >> >> >> > >> about acceleration.
> > >> >> >> >> >> > >
> > >> >> >> >> >> > >That 80kW is quoted quite often as the battery capacity when they mean 80kWh of course. Without that as his fundamental misunderstanding, the question is senseless.
> > >> >> >> >> >> > The misunderstanding was yours. The nastiness too.
> > >> >> >> >> >> I have no misunderstanding. The manufacturers don't specify the "drive power" of the batteries in their EV. Why would the consumer need to know that? They do specify battery capacity of their EV because it gives the consumer an idea of expected range.
> > >> >> >> >> >
> > >> >> >> >> > 3 miles per kwhr is a good rule of thumb.
> > >> >> >> >>
> > >> >> >> >> Jesus. You meant 3 mph per kW. Wrong twice in the same sentence.
> > >> >> >> >
> > >> >> >> > You are double wrong in EV jargon. Miles per kwhr is the standard language for EV efficiency. Ask anybody who drives EV, and i bet you don't.
> > >> >> >> You were discussing (in the bit you snipped from your own text!) how speed was related to motor/battery power. Yet you wrote how distance travelled was related to battery capacity. Completely a different thing.
> > >> >> >
> > >> >> > Not really. 3 to 4 mi/kwhr is the standard display on screen.
> > >> >> That's like miles per gallon. But you were talking about SPEED. Go read your post.
> > >> >
> > >> > They are related. My EV just happen to get around 60MPH with 20kwhr. Saying that the original qualifier is "wrong twice" is double misleading..
> > >> Miles per kWh is distance per capacity. Mph per kW is speed per power output. Absolutely not the same thing in any way whatsoever.
> > >> >> And stop deleting newsgroups where others are reading the conversation.
> > >> >
> > >> > You are the one deleting my statement:
> > >> You did it again, learn how to post to multiple newsgroups. I've fixed it for you. Now grow up.
> > >
> > > File a complain with Google. I didn't do anything other than using Google group. You and enough people are seeing my posts. I don't care if it doesn't spread all over the world.
> > Google groups! ROTFPMSL! Get a newsreader. It's a program you install on your computer. WTF, do you use webmail too? Are you over the age of 6?
> Yes and yes. Not that it matter much. They works well enough for me.
> > Might have to just killfile google groups. It would raise the IQ of the group significantly.
> Yes, please do so. You can be out of my world and I am out of yours.
> > >> > "We, the EV drivers, are all well familiar with that number. From driving 60 miles in an hour, we can determine that 20 kwhr are consumed. So, the average number of 3 MPH per KW is derived."
> > >> You deleted your own statement earlier, then tried to refer to it.
> > >
> > > But i am saying the same thing.
> > No you're not, you're changing two units. You might aswell write your lightbulb uses two elephants per minute.
> Well, you are stretching it too much.

I'm telling you, you will never get any traction with him. He is very learning resistant.

--

Rick C.

-- Get 1,000 miles of free Supercharging
-- Tesla referral code - https://ts.la/richard11209

Re: Why is an EV's backup power less than it's driving power?

<d8d4f3c9-18f3-4b72-bb34-eb6a5698cbb1n@googlegroups.com>

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: edward.m...@gmail.com (Ed Lee)
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 by: Ed Lee - Mon, 28 Nov 2022 04:09 UTC

On Sunday, November 27, 2022 at 7:57:32 PM UTC-8, Ricky wrote:
> On Sunday, November 27, 2022 at 10:57:26 PM UTC-4, Ed Lee wrote:
> > On Sunday, November 27, 2022 at 6:47:36 PM UTC-8, Commander Kinsey wrote:
> > > On Mon, 28 Nov 2022 02:41:28 -0000, Ed Lee <edward....@gmail.com> wrote:
> > >
> > > > On Sunday, November 27, 2022 at 6:38:13 PM UTC-8, Commander Kinsey wrote:
> > > >> On Mon, 28 Nov 2022 02:28:47 -0000, Ed Lee <edward....@gmail.com> wrote:
> > > >>
> > > >> > On Sunday, November 27, 2022 at 6:18:44 PM UTC-8, Commander Kinsey wrote:
> > > >> >> On Mon, 28 Nov 2022 02:09:10 -0000, Ed Lee <edward....@gmail.com> wrote:
> > > >> >>
> > > >> >> > On Sunday, November 27, 2022 at 5:54:41 PM UTC-8, Commander Kinsey wrote:
> > > >> >> >> On Mon, 28 Nov 2022 01:41:18 -0000, Ed Lee <edward....@gmail..com> wrote:
> > > >> >> >>
> > > >> >> >> > On Sunday, November 27, 2022 at 5:27:49 PM UTC-8, Commander Kinsey wrote:
> > > >> >> >> >> On Fri, 18 Nov 2022 01:16:29 -0000, Ed Lee <edward....@gmail.com> wrote:
> > > >> >> >> >>
> > > >> >> >> >> > On Thursday, November 17, 2022 at 5:00:38 PM UTC-8, Fred Bloggs wrote:
> > > >> >> >> >> >> On Thursday, November 17, 2022 at 3:58:36 PM UTC-5, John Larkin wrote:
> > > >> >> >> >> >> > On Thu, 17 Nov 2022 10:32:33 -0800 (PST), Fred Bloggs
> > > >> >> >> >> >> > <bloggs.fred...@gmail.com> wrote:
> > > >> >> >> >> >> >
> > > >> >> >> >> >> > >On Thursday, November 17, 2022 at 10:30:31 AM UTC-5, John Larkin wrote:
> > > >> >> >> >> >> > >> On Thu, 17 Nov 2022 05:03:57 -0800 (PST), Fred Bloggs
> > > >> >> >> >> >> > >> <bloggs.fred...@gmail.com> wrote:
> > > >> >> >> >> >> > >>
> > > >> >> >> >> >> > >> >On Thursday, November 17, 2022 at 4:27:46 AM UTC-5, Commander Kinsey wrote:
> > > >> >> >> >> >> > >> >> If an EV has an output power of say 80kW to drive the motors when driving, why is the backup power (to power your house in a power outage) only about 10kW? It's the same battery!
> > > >> >> >> >> >> > >> >>
> > > >> >> >> >> >> > >> >> And why do people say it costs thousands of dollars to fit something to do this? Surely a 10kW invertor doesn't cost much, just something to make 400VDC into 240VAC. I'd say more like 500 dollars.
> > > >> >> >> >> >> > >> >
> > > >> >> >> >> >> > >> >You need to learn the difference between energy and power. The 80kW is really 80kWh(hours), a measure of energy stored in the battery. The 10kW is a measure of power which is the rate of energy extraction from the battery, usually specified in kW, kilo-watts, thousands of Watts. There is no logical connection between the two ratings. The engineering requirements of the battery EV application determines that.
> > > >> >> >> >> >> > >> >
> > > >> >> >> >> >> > >> He clearly said that the battery can deliver 80 KW of power. No 80 KWH
> > > >> >> >> >> >> > >> car is going to be limited to 10 KW into the motors. Ecars are all
> > > >> >> >> >> >> > >> about acceleration.
> > > >> >> >> >> >> > >
> > > >> >> >> >> >> > >That 80kW is quoted quite often as the battery capacity when they mean 80kWh of course. Without that as his fundamental misunderstanding, the question is senseless.
> > > >> >> >> >> >> > The misunderstanding was yours. The nastiness too.
> > > >> >> >> >> >> I have no misunderstanding. The manufacturers don't specify the "drive power" of the batteries in their EV. Why would the consumer need to know that? They do specify battery capacity of their EV because it gives the consumer an idea of expected range.
> > > >> >> >> >> >
> > > >> >> >> >> > 3 miles per kwhr is a good rule of thumb.
> > > >> >> >> >>
> > > >> >> >> >> Jesus. You meant 3 mph per kW. Wrong twice in the same sentence.
> > > >> >> >> >
> > > >> >> >> > You are double wrong in EV jargon. Miles per kwhr is the standard language for EV efficiency. Ask anybody who drives EV, and i bet you don't.
> > > >> >> >> You were discussing (in the bit you snipped from your own text!) how speed was related to motor/battery power. Yet you wrote how distance travelled was related to battery capacity. Completely a different thing.
> > > >> >> >
> > > >> >> > Not really. 3 to 4 mi/kwhr is the standard display on screen.
> > > >> >> That's like miles per gallon. But you were talking about SPEED. Go read your post.
> > > >> >
> > > >> > They are related. My EV just happen to get around 60MPH with 20kwhr. Saying that the original qualifier is "wrong twice" is double misleading.
> > > >> Miles per kWh is distance per capacity. Mph per kW is speed per power output. Absolutely not the same thing in any way whatsoever.
> > > >> >> And stop deleting newsgroups where others are reading the conversation.
> > > >> >
> > > >> > You are the one deleting my statement:
> > > >> You did it again, learn how to post to multiple newsgroups. I've fixed it for you. Now grow up.
> > > >
> > > > File a complain with Google. I didn't do anything other than using Google group. You and enough people are seeing my posts. I don't care if it doesn't spread all over the world.
> > > Google groups! ROTFPMSL! Get a newsreader. It's a program you install on your computer. WTF, do you use webmail too? Are you over the age of 6?
> > Yes and yes. Not that it matter much. They works well enough for me.
> > > Might have to just killfile google groups. It would raise the IQ of the group significantly.
> > Yes, please do so. You can be out of my world and I am out of yours.
> > > >> > "We, the EV drivers, are all well familiar with that number. From driving 60 miles in an hour, we can determine that 20 kwhr are consumed. So, the average number of 3 MPH per KW is derived."
> > > >> You deleted your own statement earlier, then tried to refer to it.
> > > >
> > > > But i am saying the same thing.
> > > No you're not, you're changing two units. You might aswell write your lightbulb uses two elephants per minute.
> > Well, you are stretching it too much.
> I'm telling you, you will never get any traction with him. He is very learning resistant.

OK, but at least he promised to kill-file me and Google group. If he response to any of my posts, he is lying.

Re: Why is an EV's backup power less than it's driving power?

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: gnuarm.d...@gmail.com (Ricky)
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 by: Ricky - Mon, 28 Nov 2022 06:07 UTC

On Monday, November 28, 2022 at 12:09:26 AM UTC-4, Ed Lee wrote:
> On Sunday, November 27, 2022 at 7:57:32 PM UTC-8, Ricky wrote:
> > On Sunday, November 27, 2022 at 10:57:26 PM UTC-4, Ed Lee wrote:
> > > On Sunday, November 27, 2022 at 6:47:36 PM UTC-8, Commander Kinsey wrote:
> > > > On Mon, 28 Nov 2022 02:41:28 -0000, Ed Lee <edward....@gmail.com> wrote:
> > > >
> > > > > On Sunday, November 27, 2022 at 6:38:13 PM UTC-8, Commander Kinsey wrote:
> > > > >> On Mon, 28 Nov 2022 02:28:47 -0000, Ed Lee <edward....@gmail.com> wrote:
> > > > >>
> > > > >> > On Sunday, November 27, 2022 at 6:18:44 PM UTC-8, Commander Kinsey wrote:
> > > > >> >> On Mon, 28 Nov 2022 02:09:10 -0000, Ed Lee <edward....@gmail.com> wrote:
> > > > >> >>
> > > > >> >> > On Sunday, November 27, 2022 at 5:54:41 PM UTC-8, Commander Kinsey wrote:
> > > > >> >> >> On Mon, 28 Nov 2022 01:41:18 -0000, Ed Lee <edward....@gmail.com> wrote:
> > > > >> >> >>
> > > > >> >> >> > On Sunday, November 27, 2022 at 5:27:49 PM UTC-8, Commander Kinsey wrote:
> > > > >> >> >> >> On Fri, 18 Nov 2022 01:16:29 -0000, Ed Lee <edward....@gmail.com> wrote:
> > > > >> >> >> >>
> > > > >> >> >> >> > On Thursday, November 17, 2022 at 5:00:38 PM UTC-8, Fred Bloggs wrote:
> > > > >> >> >> >> >> On Thursday, November 17, 2022 at 3:58:36 PM UTC-5, John Larkin wrote:
> > > > >> >> >> >> >> > On Thu, 17 Nov 2022 10:32:33 -0800 (PST), Fred Bloggs
> > > > >> >> >> >> >> > <bloggs.fred...@gmail.com> wrote:
> > > > >> >> >> >> >> >
> > > > >> >> >> >> >> > >On Thursday, November 17, 2022 at 10:30:31 AM UTC-5, John Larkin wrote:
> > > > >> >> >> >> >> > >> On Thu, 17 Nov 2022 05:03:57 -0800 (PST), Fred Bloggs
> > > > >> >> >> >> >> > >> <bloggs.fred...@gmail.com> wrote:
> > > > >> >> >> >> >> > >>
> > > > >> >> >> >> >> > >> >On Thursday, November 17, 2022 at 4:27:46 AM UTC-5, Commander Kinsey wrote:
> > > > >> >> >> >> >> > >> >> If an EV has an output power of say 80kW to drive the motors when driving, why is the backup power (to power your house in a power outage) only about 10kW? It's the same battery!
> > > > >> >> >> >> >> > >> >>
> > > > >> >> >> >> >> > >> >> And why do people say it costs thousands of dollars to fit something to do this? Surely a 10kW invertor doesn't cost much, just something to make 400VDC into 240VAC. I'd say more like 500 dollars.
> > > > >> >> >> >> >> > >> >
> > > > >> >> >> >> >> > >> >You need to learn the difference between energy and power. The 80kW is really 80kWh(hours), a measure of energy stored in the battery. The 10kW is a measure of power which is the rate of energy extraction from the battery, usually specified in kW, kilo-watts, thousands of Watts. There is no logical connection between the two ratings. The engineering requirements of the battery EV application determines that.
> > > > >> >> >> >> >> > >> >
> > > > >> >> >> >> >> > >> He clearly said that the battery can deliver 80 KW of power. No 80 KWH
> > > > >> >> >> >> >> > >> car is going to be limited to 10 KW into the motors. Ecars are all
> > > > >> >> >> >> >> > >> about acceleration.
> > > > >> >> >> >> >> > >
> > > > >> >> >> >> >> > >That 80kW is quoted quite often as the battery capacity when they mean 80kWh of course. Without that as his fundamental misunderstanding, the question is senseless.
> > > > >> >> >> >> >> > The misunderstanding was yours. The nastiness too.
> > > > >> >> >> >> >> I have no misunderstanding. The manufacturers don't specify the "drive power" of the batteries in their EV. Why would the consumer need to know that? They do specify battery capacity of their EV because it gives the consumer an idea of expected range.
> > > > >> >> >> >> >
> > > > >> >> >> >> > 3 miles per kwhr is a good rule of thumb.
> > > > >> >> >> >>
> > > > >> >> >> >> Jesus. You meant 3 mph per kW. Wrong twice in the same sentence.
> > > > >> >> >> >
> > > > >> >> >> > You are double wrong in EV jargon. Miles per kwhr is the standard language for EV efficiency. Ask anybody who drives EV, and i bet you don't.
> > > > >> >> >> You were discussing (in the bit you snipped from your own text!) how speed was related to motor/battery power. Yet you wrote how distance travelled was related to battery capacity. Completely a different thing.
> > > > >> >> >
> > > > >> >> > Not really. 3 to 4 mi/kwhr is the standard display on screen.
> > > > >> >> That's like miles per gallon. But you were talking about SPEED. Go read your post.
> > > > >> >
> > > > >> > They are related. My EV just happen to get around 60MPH with 20kwhr. Saying that the original qualifier is "wrong twice" is double misleading.
> > > > >> Miles per kWh is distance per capacity. Mph per kW is speed per power output. Absolutely not the same thing in any way whatsoever.
> > > > >> >> And stop deleting newsgroups where others are reading the conversation.
> > > > >> >
> > > > >> > You are the one deleting my statement:
> > > > >> You did it again, learn how to post to multiple newsgroups. I've fixed it for you. Now grow up.
> > > > >
> > > > > File a complain with Google. I didn't do anything other than using Google group. You and enough people are seeing my posts. I don't care if it doesn't spread all over the world.
> > > > Google groups! ROTFPMSL! Get a newsreader. It's a program you install on your computer. WTF, do you use webmail too? Are you over the age of 6?
> > > Yes and yes. Not that it matter much. They works well enough for me.
> > > > Might have to just killfile google groups. It would raise the IQ of the group significantly.
> > > Yes, please do so. You can be out of my world and I am out of yours.
> > > > >> > "We, the EV drivers, are all well familiar with that number. From driving 60 miles in an hour, we can determine that 20 kwhr are consumed.. So, the average number of 3 MPH per KW is derived."
> > > > >> You deleted your own statement earlier, then tried to refer to it.
> > > > >
> > > > > But i am saying the same thing.
> > > > No you're not, you're changing two units. You might aswell write your lightbulb uses two elephants per minute.
> > > Well, you are stretching it too much.
> > I'm telling you, you will never get any traction with him. He is very learning resistant.
> OK, but at least he promised to kill-file me and Google group. If he response to any of my posts, he is lying.

I would love it if I could also killfile him. His posts are never of value.. He won't acknowledge anyone else could be right and insists that every misunderstanding of what was said was someone else's fault. Reminds me of that Phil guy. God! What a piece of work he was. I haven't seen much of him in a while.

I've been discussing the OpenEVSE design in another group and I am surprised to realize that the interface spec on J1772 is a bit loose. They define the actual component values and only the no load source voltage. They leave the voltage of the other states undefined other than by the component values. Since the voltage is only read by the EVSE, if it has a shortcoming that changes the voltages of the other states, it doesn't matter as long as its recognition of those voltages is adjusted to suit.

I would have never thought of doing that. It can lower the noise margin, significantly.

--

Rick C.

-- Get 1,000 miles of free Supercharging
-- Tesla referral code - https://ts.la/richard11209


Click here to read the complete article
Re: Troll-feeding Senile Cretinous SPICK Alert!

<8feffb61-a7b9-4f3d-bdf0-dc8de54bd0f4n@googlegroups.com>

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From: gnuarm.d...@gmail.com (Ricky)
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 by: Ricky - Mon, 28 Nov 2022 18:49 UTC

On Monday, November 28, 2022 at 9:31:54 AM UTC-4, Peeler wrote:
> On Mon, 28 Nov 2022 12:54:05 +0100, cretinous Carlos E.R., another brain
> dead troll-feeding senile ASSHOLE, blathered again:
> >> File a complain with Google. I didn't do anything other than using
> >> Google group. You and enough people are seeing my posts. I don't care
> >> if it doesn't spread all over the world.
> >
> > Please change then to a proper Usenet compliant tool,
> Fucking hilarious! This dumb spick consistently keeps feeding the dumbest
> troll and attention whore around and now worries about about someone not
> using a "proper Usenet compliant tool"! LOL Just WTF is WRONG with all you
> senile assholes that seem to have taken over Usenet of late? Ah, well, you
> are all SENILE, that's what's wrong with you! LOL

Another one I'd love to be able to kill file.

--

Rick C.

-- Get 1,000 miles of free Supercharging
-- Tesla referral code - https://ts.la/richard11209

Re: Why is an EV's backup power less than it's driving power?

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Subject: Re: Why is an EV's backup power less than it's driving power?
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 by: Bertrand Sindri - Mon, 28 Nov 2022 19:26 UTC

Ricky <gnuarm.deletethisbit@gmail.com> wrote:
> I would love it if I could also killfile him. His posts are never of
> value.

You can't killfile him because you are using google groups (which is
such a shoddy newsreader that it does not provide a killfile).

Installing a proper newsreader and getting off google groups will
provide you the ability to killfile him (in this group or across all
groups that you read).

https://en.wikipedia.org/wiki/List_of_Usenet_newsreaders

At least two free Usenet NNTP servers:

https://www.aioe.org/
https://www.eternal-september.org/

Re: Why is an EV's backup power less than it's driving power?

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: soar2mor...@yahoo.com (Flyguy)
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 by: Flyguy - Sat, 3 Dec 2022 04:25 UTC

On Monday, November 28, 2022 at 7:11:57 AM UTC-8, bill....@ieee.org wrote:
> On Monday, November 28, 2022 at 10:28:26 PM UTC+11, Su Nombre wrote:
> > Commander Kinsey wrote:
> > > I'm confusing nothing. When I say kWh I mean capacity. When I say kW I
> > > mean how much you can draw at one time. I do not confuse energy with
> > > power, I have a degree in physics.
> >
> > Degrees are meaningless.
> >
> > For example, Tony Fauci has a Doctor of Medicine degree. Look at the fucking mess he made in the last two years.
> He was advising Donald Trump, who does seem to have a lot more to do with the the US failure to to cope all that well well the the Covid-19 pandemic..
>
> Faucci didn't get to be be an advisor to the US president on the basis of the work he did to get the Doctor of Medicine degree - it was the work he did after he graduated that made him famous. At his level degrees are pretty much meaningless - you have to get one to get the kind of jobs he did, but the skills you need to satisfy the people running academic medical training aren't really the ones that made him justly famous.
>
> Commander Kinsey may have a degree in physics, but what he posts here suggest that the he has long forgotten everything he learned when he was getting it. He looks exactly like the UK equivalent of Flyguy - an opinionated idiot with delusions of competence.
>
> --
> Bozo Bill Sloman, Sydney

Hey Bozo, you call me an "opinionated idiot" - well, you are just an IDIOT!

Re: Why is an EV's backup power less than it's driving power?

<59d36bbb-cb32-4c1a-8381-56e22a996206n@googlegroups.com>

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: gnuarm.d...@gmail.com (Ricky)
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 by: Ricky - Sat, 3 Dec 2022 04:57 UTC

On Friday, December 2, 2022 at 11:35:11 PM UTC-5, bill....@ieee.org wrote:
> On Saturday, December 3, 2022 at 3:25:35 PM UTC+11, Flyguy wrote:
> > On Monday, November 28, 2022 at 7:11:57 AM UTC-8, bill....@ieee.org wrote:
> > > On Monday, November 28, 2022 at 10:28:26 PM UTC+11, Su Nombre wrote:
> > > > Commander Kinsey wrote:
> > > > > I'm confusing nothing. When I say kWh I mean capacity. When I say kW I
> > > > > mean how much you can draw at one time. I do not confuse energy with
> > > > > power, I have a degree in physics.
> > > >
> > > > Degrees are meaningless.
> > > >
> > > > For example, Tony Fauci has a Doctor of Medicine degree. Look at the fucking mess he made in the last two years.
> > >
> > > He was advising Donald Trump, who does seem to have a lot more to do with the the US failure to to cope all that well well the the Covid-19 pandemic.
> > >
> > > Faucci didn't get to be be an advisor to the US president on the basis of the work he did to get the Doctor of Medicine degree - it was the work he did after he graduated that made him famous. At his level degrees are pretty much meaningless - you have to get one to get the kind of jobs he did, but the skills you need to satisfy the people running academic medical training aren't really the ones that made him justly famous.
> > >
> > > Commander Kinsey may have a degree in physics, but what he posts here suggest that the he has long forgotten everything he learned when he was getting it. He looks exactly like the UK equivalent of Flyguy - an opinionated idiot with delusions of competence.
> >
> > Hey you call me an "opinionated idiot" - well, you are just an IDIOT!
>
> I'm sure that you like to think so, but that's just one more of your idiotic opinions.
>
> And if I'm just an idiot, why would you care what I think of you?

This is how you spend your time...

I really need to get a newsreader and use the kill file filter.

You weren't always like this.

--

Rick C.

++++ Get 1,000 miles of free Supercharging
++++ Tesla referral code - https://ts.la/richard11209

Re: Why is an EV's backup power less than it's driving power?

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Subject: Re: Why is an EV's backup power less than it's driving power?
From: soar2mor...@yahoo.com (Flyguy)
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 by: Flyguy - Sun, 4 Dec 2022 06:44 UTC

On Friday, December 2, 2022 at 8:35:11 PM UTC-8, bill....@ieee.org wrote:
> On Saturday, December 3, 2022 at 3:25:35 PM UTC+11, Flyguy wrote:
> > On Monday, November 28, 2022 at 7:11:57 AM UTC-8, bill....@ieee.org wrote:
> > > On Monday, November 28, 2022 at 10:28:26 PM UTC+11, Su Nombre wrote:
> > > > Commander Kinsey wrote:
> > > > > I'm confusing nothing. When I say kWh I mean capacity. When I say kW I
> > > > > mean how much you can draw at one time. I do not confuse energy with
> > > > > power, I have a degree in physics.
> > > >
> > > > Degrees are meaningless.
> > > >
> > > > For example, Tony Fauci has a Doctor of Medicine degree. Look at the fucking mess he made in the last two years.
> > >
> > > He was advising Donald Trump, who does seem to have a lot more to do with the the US failure to to cope all that well well the the Covid-19 pandemic.
> > >
> > > Faucci didn't get to be be an advisor to the US president on the basis of the work he did to get the Doctor of Medicine degree - it was the work he did after he graduated that made him famous. At his level degrees are pretty much meaningless - you have to get one to get the kind of jobs he did, but the skills you need to satisfy the people running academic medical training aren't really the ones that made him justly famous.
> > >
> > > Commander Kinsey may have a degree in physics, but what he posts here suggest that the he has long forgotten everything he learned when he was getting it. He looks exactly like the UK equivalent of Flyguy - an opinionated idiot with delusions of competence.
> >
> > Hey you call me an "opinionated idiot" - well, you are just an IDIOT!
>
> I'm sure that you like to think so, but that's just one more of your idiotic opinions.
>
> And if I'm just an idiot, why would you care what I think of you?
>
> --
> Bozo Bill Sloman, Sydney

No, it is PROVEN by your IDIOTIC positions on things such as your claim that you can install a LEVEL THREE Super Charger in a residence.

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