CN202524282U - 防止变频器晃电装置 - Google Patents
防止变频器晃电装置 Download PDFInfo
- Publication number
- CN202524282U CN202524282U CN2012202053457U CN201220205345U CN202524282U CN 202524282 U CN202524282 U CN 202524282U CN 2012202053457 U CN2012202053457 U CN 2012202053457U CN 201220205345 U CN201220205345 U CN 201220205345U CN 202524282 U CN202524282 U CN 202524282U
- Authority
- CN
- China
- Prior art keywords
- relay
- time
- frequency converter
- coil
- time relay
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000005096 rolling process Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000001052 transient effect Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 241001061264 Astragalus Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012202053457U CN202524282U (zh) | 2012-05-09 | 2012-05-09 | 防止变频器晃电装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012202053457U CN202524282U (zh) | 2012-05-09 | 2012-05-09 | 防止变频器晃电装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202524282U true CN202524282U (zh) | 2012-11-07 |
Family
ID=47107210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2012202053457U Expired - Lifetime CN202524282U (zh) | 2012-05-09 | 2012-05-09 | 防止变频器晃电装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202524282U (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104154628A (zh) * | 2013-05-16 | 2014-11-19 | 国家电网公司 | 一种自动启动空调的装置 |
CN110544605A (zh) * | 2019-09-27 | 2019-12-06 | 戴顿(重庆)高压开关有限公司 | 一种真空断路器磨合装置及采用该装置进行磨合的方法 |
CN110838711A (zh) * | 2019-11-19 | 2020-02-25 | 中石化南京工程有限公司 | 一种抗晃电电路 |
CN113820947A (zh) * | 2020-06-19 | 2021-12-21 | 北京国电思达科技有限公司 | 一种风电机组变流器模块散热风扇控制逻辑 |
-
2012
- 2012-05-09 CN CN2012202053457U patent/CN202524282U/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104154628A (zh) * | 2013-05-16 | 2014-11-19 | 国家电网公司 | 一种自动启动空调的装置 |
CN110544605A (zh) * | 2019-09-27 | 2019-12-06 | 戴顿(重庆)高压开关有限公司 | 一种真空断路器磨合装置及采用该装置进行磨合的方法 |
CN110838711A (zh) * | 2019-11-19 | 2020-02-25 | 中石化南京工程有限公司 | 一种抗晃电电路 |
CN113820947A (zh) * | 2020-06-19 | 2021-12-21 | 北京国电思达科技有限公司 | 一种风电机组变流器模块散热风扇控制逻辑 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103138674B (zh) | 大功率无刷双馈电动机变频调速系统及控制方法 | |
CN202524282U (zh) | 防止变频器晃电装置 | |
CN103580264A (zh) | 一种以环网形式供电的直流微网系统 | |
CN115986702B (zh) | 基于分布式能源并网点多因子影响的保护监控方法及装置 | |
CN203071637U (zh) | 一种直流电源连接控制装置 | |
CN201733267U (zh) | 异步电动机复电自启动装置 | |
CN207753464U (zh) | 发电机组多同期点自动并网系统 | |
CN112145350A (zh) | 一种风力发电机组预防飞车自动应急偏航控制系统及方法 | |
CN206180586U (zh) | 一种基于水泥厂余热发电的孤岛运行系统 | |
CN103683328B (zh) | 自动切换模块及光伏并离网全自动发电系统 | |
CN204992611U (zh) | 光伏逆变单相交流并网箱 | |
CN203014354U (zh) | 一种大型机组辅助装置的控制电路 | |
CN102684158A (zh) | 电动机过热延时保护装置 | |
CN204706895U (zh) | 火电机组辅机变频器高低电压穿越装置 | |
CN202550586U (zh) | 用于双馈式风力发电机组低电压穿越的开关和动态电阻 | |
CN205178889U (zh) | 优化后的双变频器公用直流母线系统 | |
CN202586284U (zh) | 一种电动机过热延时保护装置 | |
CN203691293U (zh) | 矿用隔爆兼本质安全型双接触器低压交流软起动器 | |
CN203617789U (zh) | 一种电力电子设备故障自愈装置 | |
CN204316385U (zh) | 一种电动机启停控制装置 | |
CN207150146U (zh) | 箱式变压器自动重合闸装置 | |
CN206268048U (zh) | 带备用变频器的空压机变频系统 | |
CN206220174U (zh) | 一种变频调速供水设备的故障应急电路 | |
CN104518566B (zh) | 一种发电机组与电网供电自动切换程控装置 | |
CN203368047U (zh) | 一种风力发电机并网逆变一体控制器 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Effective date: 20121120 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20121120 Address after: 164300 No. 61, Tongjiang Road, Heihe, Heilongjiang Patentee after: Beihe Electric Power Bureau Patentee after: State Grid Corporation of China Address before: 164300 No. 61, Tongjiang Road, Heihe, Heilongjiang Patentee before: Beihe Electric Power Bureau |
|
CX01 | Expiry of patent term |
Granted publication date: 20121107 |
|
CX01 | Expiry of patent term |