On Tuesday, 22 November 2022 at 12:22:33 UTC, Commander Kinsey wrote:
> On Tue, 22 Nov 2022 11:49:52 -0000, Carlos E.R. <robin_...@es.invalid> wrote:
>
> > On 2022-11-22 12:04, Commander Kinsey wrote:
> >> On Mon, 21 Nov 2022 23:57:17 -0000, Ed Lee <edward....@gmail.com>
> >> wrote:
> >>
> >>> On Monday, November 21, 2022 at 3:52:46 PM UTC-8, Commander Kinsey wrote:
> >>>> On Mon, 21 Nov 2022 23:47:54 -0000, Ed Lee <edward....@gmail.com> wrote:
> >>>>
> >>>> > On Monday, November 21, 2022 at 3:43:41 PM UTC-8, Commander Kinsey
> >>>> wrote:
> >>>> >> On Mon, 21 Nov 2022 23:27:22 -0000, Ed Lee <edward....@gmail.com>
> >>>> wrote:
> >>>> >>
> >>>> >> > On Monday, November 21, 2022 at 3:09:04 PM UTC-8, Commander
> >>>> Kinsey wrote:
> >>>> >> >> On Sat, 19 Nov 2022 17:23:44 -0000, Ricky
> >>>> <gnuarm.del...@gmail.com> wrote:
> >>>> >> >>
> >>>> >> >> > On Saturday, November 19, 2022 at 1:35:58 AM UTC-5, Commander
> >>>> Kinsey wrote:
> >>>> >> >> >> On Thu, 17 Nov 2022 16:00:23 -0000, Ricky
> >>>> <gnuarm.del...@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.
> >>>> >> >> >> >
> >>>> >> >> >> > I don't know who you are talking to.
> >>>> >> >> >>
> >>>> >> >> >> This is a newsgroup, so I'm talking to whoever reads the post.
> >>>> >> >> >
> >>>> >> >> > I would have avoided this post, but you seem to be replying
> >>>> to me. Maybe I've made a mistake in that assumption and you are just
> >>>> airing out your fingers.
> >>>> >> >>
> >>>> >> >> A post can be read and responded to by anyone. When I said "And
> >>>> why do people say it costs tho.....", you didn't seem to know who I
> >>>> was talking to, I can't tell to help you out now, since you snipped
> >>>> the attributions.
> >>>> >> >>
> >>>> >> >> >> > Many people talk about stuff they don't actually know much
> >>>> about. An EVSE which does zero energy conversion, costs around $400
> >>>> for 5 kW handling capability.
> >>>> >> >> >>
> >>>> >> >> >> You need to shop around. I can get one for half the price
> >>>> that does 8kW. Anyway they have electronics to communicate with the car.
> >>>> >> >> >
> >>>> >> >> > One what? The point is the EVSE doesn't "handle" the power,
> >>>> it just connects the car to the power. An inverter is much more
> >>>> expensive because it has to actually convert the power. So no, $500
> >>>> is not realistic for 10kW.
> >>>> >> >>
> >>>> >> >> But you weren't talking about invertors, you said EVSE.
> >>>> >> >>
> >>>> >> >> >> > 10 kW is around 42 amps. So I can see a 10 kW inverter
> >>>> being much more expensive than $500. If you think you can make and
> >>>> sell them at a profit, for $500, you need to go into that business!
> >>>> >> >> >>
> >>>> >> >> >> A grand actually. https://www.ebay.co.uk/itm/193572450281
> >>>> >> >> >
> >>>> >> >> > LOL!!! Anyone who would wire that Chinese junk to their car
> >>>> OR their house is an idiot! Maybe Ed Lee is up for the job?
> >>>> >> >
> >>>> >> > Absolutely, i got a 3kW 48V to 220V for $99. 10kW for $999 is
> >>>> too expensive.
> >>>> >> If you join the outputs together from three of those, would they
> >>>> phase synch?
> >>>> >
> >>>> > No, but i want DC anyway. Even after rectifying, it hardly get over
> >>>> 220V DC. So, i use two sets to get 420.
> >>>> Why do you run your house on DC?
> >>>
> >>> Car, not house.
> >>
> >> I guess most 220V stuff will run DC or AC.
> >
> > Huh, no.
> Your computer or anything else electronic with switched mode certainly will. First stage is to rectify it,

No, first stange is to drop it.

>which will simply do nothing. Resistive heating will be fine.

Try it then, and film it would be interesting to see the result.

>Only AC motors will not work.

On Wed, 23 Nov 2022 00:34:53 +1100, whisky-dave <whisky.dave@gmail.com>
wrote:

> On Tuesday, 22 November 2022 at 12:22:33 UTC, Commander Kinsey wrote:
>> On Tue, 22 Nov 2022 11:49:52 -0000, Carlos E.R. <robin_...@es.invalid>
>> wrote:
>>
>> > On 2022-11-22 12:04, Commander Kinsey wrote:
>> >> On Mon, 21 Nov 2022 23:57:17 -0000, Ed Lee <edward....@gmail.com>
>> >> wrote:
>> >>
>> >>> On Monday, November 21, 2022 at 3:52:46 PM UTC-8, Commander Kinsey
>> wrote:
>> >>>> On Mon, 21 Nov 2022 23:47:54 -0000, Ed Lee <edward....@gmail.com>
>> wrote:
>> >>>>
>> >>>> > On Monday, November 21, 2022 at 3:43:41 PM UTC-8, Commander
>> Kinsey
>> >>>> wrote:
>> >>>> >> On Mon, 21 Nov 2022 23:27:22 -0000, Ed Lee
>> <edward....@gmail.com>
>> >>>> wrote:
>> >>>> >>
>> >>>> >> > On Monday, November 21, 2022 at 3:09:04 PM UTC-8, Commander
>> >>>> Kinsey wrote:
>> >>>> >> >> On Sat, 19 Nov 2022 17:23:44 -0000, Ricky
>> >>>> <gnuarm.del...@gmail.com> wrote:
>> >>>> >> >>
>> >>>> >> >> > On Saturday, November 19, 2022 at 1:35:58 AM UTC-5,
>> Commander
>> >>>> Kinsey wrote:
>> >>>> >> >> >> On Thu, 17 Nov 2022 16:00:23 -0000, Ricky
>> >>>> <gnuarm.del...@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.
>> >>>> >> >> >> >
>> >>>> >> >> >> > I don't know who you are talking to.
>> >>>> >> >> >>
>> >>>> >> >> >> This is a newsgroup, so I'm talking to whoever reads the
>> post.
>> >>>> >> >> >
>> >>>> >> >> > I would have avoided this post, but you seem to be replying
>> >>>> to me. Maybe I've made a mistake in that assumption and you are
>> just
>> >>>> airing out your fingers.
>> >>>> >> >>
>> >>>> >> >> A post can be read and responded to by anyone. When I said
>> "And
>> >>>> why do people say it costs tho.....", you didn't seem to know who I
>> >>>> was talking to, I can't tell to help you out now, since you snipped
>> >>>> the attributions.
>> >>>> >> >>
>> >>>> >> >> >> > Many people talk about stuff they don't actually know
>> much
>> >>>> about. An EVSE which does zero energy conversion, costs around $400
>> >>>> for 5 kW handling capability.
>> >>>> >> >> >>
>> >>>> >> >> >> You need to shop around. I can get one for half the price
>> >>>> that does 8kW. Anyway they have electronics to communicate with
>> the car.
>> >>>> >> >> >
>> >>>> >> >> > One what? The point is the EVSE doesn't "handle" the power,
>> >>>> it just connects the car to the power. An inverter is much more
>> >>>> expensive because it has to actually convert the power. So no, $500
>> >>>> is not realistic for 10kW.
>> >>>> >> >>
>> >>>> >> >> But you weren't talking about invertors, you said EVSE.
>> >>>> >> >>
>> >>>> >> >> >> > 10 kW is around 42 amps. So I can see a 10 kW inverter
>> >>>> being much more expensive than $500. If you think you can make and
>> >>>> sell them at a profit, for $500, you need to go into that business!
>> >>>> >> >> >>
>> >>>> >> >> >> A grand actually. https://www.ebay.co.uk/itm/193572450281
>> >>>> >> >> >
>> >>>> >> >> > LOL!!! Anyone who would wire that Chinese junk to their car
>> >>>> OR their house is an idiot! Maybe Ed Lee is up for the job?
>> >>>> >> >
>> >>>> >> > Absolutely, i got a 3kW 48V to 220V for $99. 10kW for $999 is
>> >>>> too expensive.
>> >>>> >> If you join the outputs together from three of those, would they
>> >>>> phase synch?
>> >>>> >
>> >>>> > No, but i want DC anyway. Even after rectifying, it hardly get
>> over
>> >>>> 220V DC. So, i use two sets to get 420.
>> >>>> Why do you run your house on DC?
>> >>>
>> >>> Car, not house.
>> >>
>> >> I guess most 220V stuff will run DC or AC.
>> >
>> > Huh, no.
>> Your computer or anything else electronic with switched mode certainly
>> will. First stage is to rectify it,

> No, first stange is to drop it.

Not with a PC power supply.

>> which will simply do nothing. Resistive heating will be fine.
>
> Try it then, and film it would be interesting to see the result.
>
>
>> Only AC motors will not work.