精品视频一区二区三区四区,ddsm一区二区,日本v一区久久,一牛AV综合人妻

Satons
Home > Solutions > Product Information
Product Information

The significance of the study of harmonic

1 our country on harmonic problems of late, started in the late eighty 's, the significance of the study firstly because of harmonic harmonic harm is very serious. To reduce the harmonic in thepower transmission and utilization, production efficiency, is the electric heating equipment, noise and vibration, and makes the insulation aging, shorten life, and even burned. Power system harmonics will cause partial parallel resonance and series resonance, enlarge the harmonic content, caused by capacitor equipment burning. Harmonic can also cause the maloperation ofrelay protection and automatic device, the electric energy metering and confusion, resulting in direct economic losses.

2 harmonic research significance lies in its effects on the development of power electronics technology, power electronics technology is an important pillar of the future development of science and technology. However, the harmonic pollution produced by power electronic devices has become an obstacle to the development of power electronics technology barrier, it forcesresearchers to governance of harmonics are more effective study.

The 3 harmonic research significance is that it is environmental pollution, protect the green environment. Power supply network of electric power system, harmonic is the main symbol of"green".


Share to your:

Blog roll

All rights reserved: Satons (Shanghai) power supply co., LTD. | Tel:+86-21-6461 9085/6461 9086 | Web site:www.drr0.com.cn | 滬ICP備09099323號(hào)-2
Technical support:薩頓斯(上海)電源有限公司 點(diǎn)擊這里給我發(fā)送消息
国产人人操操操操| 国产一区二区三区四区影院| 把嘴当逼操中文字幕| 日韩 国产 偷拍| 欧美丝袜丝袜综合二区精品第一页| 精品91手机在线| 无码中文字幕久久| 日本视频久久一区二区有码| 性生活试看片| 国产成人亚洲一区小说| 亚洲制服丝袜中文字幕一区二区三区| 亚洲图片欧美亚洲色片欧美亚洲图片| 大香蕉av午夜成人网站在线观看 | 91无码精品国产福利| 操逼操逼,操骚逼| 国产暴力强伦轩一区二区三区二区| 一本道熟女AV一区| 日本女优色网站| 香蕉视频亚洲精品一区| 日韩AV久久电影| www.日韩一区二区三区| 国产无码99av| 91麻豆三级视频| 欧美一区日本| 美女被c一区二区| 日韩欧美 25页| 亚洲久婷天堂无码Av在线| 黄色成人久久久| 一比激情综合| 久久久久欧美精品999| 国产分类在线| 亚洲AV日韩精品久久久久HD| 久99久网站| 大黑屌插插插| 艹逼逼wwwcom67775| 日韩大片AV片| 一级黄片子一级黄片子一级黄片子 | 后入韩国人妻| 欧美一二三区免费| 亚洲破处二区| 无码精品性一区二区|