novaBBS - soc.culture.china - An 1000 ton structure in a very tall building counteracting wind caused building swing

An 1000 ton structure in a very tall building counteracting wind caused building swing

<a085bf47-8317-468c-b27c-b75e1d0f2861n@googlegroups.com>

https://www.novabbs.com/interests/article-flat.php?id=3791&group=soc.culture.china#3791

copy link Newsgroups: soc.culture.china

X-Received: by 2002:ad4:5ccc:: with SMTP id iu12mr15183428qvb.21.1627255481382;
Sun, 25 Jul 2021 16:24:41 -0700 (PDT)
X-Received: by 2002:aca:5782:: with SMTP id l124mr14842219oib.41.1627255481086;
Sun, 25 Jul 2021 16:24:41 -0700 (PDT)
Path: i2pn2.org!i2pn.org!weretis.net!feeder8.news.weretis.net!proxad.net!feeder1-2.proxad.net!209.85.160.216.MISMATCH!news-out.google.com!nntp.google.com!postnews.google.com!google-groups.googlegroups.com!not-for-mail
Newsgroups: soc.culture.china
Date: Sun, 25 Jul 2021 16:24:40 -0700 (PDT)
Injection-Info: google-groups.googlegroups.com; posting-host=174.99.33.53; posting-account=sQgtagoAAAB2Cf4qBTW8cwfp7bDiKK3s
NNTP-Posting-Host: 174.99.33.53
User-Agent: G2/1.0
MIME-Version: 1.0
Message-ID: <a085bf47-8317-468c-b27c-b75e1d0f2861n@googlegroups.com>
Subject: An 1000 ton structure in a very tall building counteracting wind
caused building swing
From: ltl...@hotmail.com (ltlee1)
Injection-Date: Sun, 25 Jul 2021 23:24:41 +0000
Content-Type: text/plain; charset="UTF-8"

by: ltlee1 - Sun, 25 Jul 2021 23:24 UTC

https://www.guancha.cn/politics/2021_07_25_600119.shtml

A 1000 ton Eddy Current Mounted Tune Mass Damper was placed on the top floor of Chinese tallest building.
The above link contains two short videos (1:06 and 0:19) showing the structure moving to counteract the effect of very strong wind.

For more information of Eddy Current Damping mechanism.
https://link.springer.com/article/10.1007/s11803-012-0129-x

Subject	Author
An 1000 ton structure in a very tall building counteracting wind	ltlee1

Integrity has no need for rules.

interests / soc.culture.china / An 1000 ton structure in a very tall building counteracting wind caused building swing