CN102545161A - 一种变频调速器的过流保护装置 - Google Patents
一种变频调速器的过流保护装置 Download PDFInfo
- Publication number
- CN102545161A CN102545161A CN2012100280855A CN201210028085A CN102545161A CN 102545161 A CN102545161 A CN 102545161A CN 2012100280855 A CN2012100280855 A CN 2012100280855A CN 201210028085 A CN201210028085 A CN 201210028085A CN 102545161 A CN102545161 A CN 102545161A
- Authority
- CN
- China
- Prior art keywords
- operational amplifier
- output
- circuit
- resistance
- voltage
- 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.)
- Granted
Links
- 230000003750 conditioning effect Effects 0.000 claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims description 12
- 230000036541 health Effects 0.000 claims description 3
- 230000000474 nursing effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000005070 sampling Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Landscapes
- Inverter Devices (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210028085.5A CN102545161B (zh) | 2012-02-09 | 2012-02-09 | 一种变频调速器的过流保护装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210028085.5A CN102545161B (zh) | 2012-02-09 | 2012-02-09 | 一种变频调速器的过流保护装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102545161A true CN102545161A (zh) | 2012-07-04 |
CN102545161B CN102545161B (zh) | 2014-08-06 |
Family
ID=46351385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210028085.5A Active CN102545161B (zh) | 2012-02-09 | 2012-02-09 | 一种变频调速器的过流保护装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102545161B (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102830272A (zh) * | 2012-08-22 | 2012-12-19 | 上海新时达电气股份有限公司 | 过流检测电路 |
CN102981042A (zh) * | 2012-12-07 | 2013-03-20 | 深圳市安邦信电子有限公司 | 一种用于变频器的三相电流检测电路 |
CN103795138A (zh) * | 2012-10-31 | 2014-05-14 | 天津大学 | 一种主动风光互补发电装置 |
CN105281297A (zh) * | 2015-11-20 | 2016-01-27 | 许继电源有限公司 | 一种三相整流器的过流保护电路 |
CN106532627A (zh) * | 2016-12-13 | 2017-03-22 | 珠海格力电器股份有限公司 | 电流保护电路及系统 |
CN108683156A (zh) * | 2018-04-23 | 2018-10-19 | 惠州市可立克电子有限公司 | 具有过流保护功能的逆变器电路 |
CN109950877A (zh) * | 2019-04-24 | 2019-06-28 | 苏州易德龙科技股份有限公司 | 一种三相电机驱动器过流保护装置 |
CN110750116A (zh) * | 2019-11-25 | 2020-02-04 | 武汉科技大学 | 一种温度区间控制电路及电子设备 |
CN111175564A (zh) * | 2020-02-27 | 2020-05-19 | 广州思智科技有限公司 | 一种无刷直流电机驱动器三相电流检测电路 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009136054A (ja) * | 2007-11-29 | 2009-06-18 | Panasonic Corp | 空気調和機の圧縮機用ブラシレスモータ駆動装置 |
CN201877999U (zh) * | 2010-12-07 | 2011-06-22 | 上海格立特电力电子有限公司 | 变频器电流采样电路 |
CN202111463U (zh) * | 2011-06-24 | 2012-01-11 | 深圳市正川电气技术有限公司 | 变频器的保护电路 |
-
2012
- 2012-02-09 CN CN201210028085.5A patent/CN102545161B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009136054A (ja) * | 2007-11-29 | 2009-06-18 | Panasonic Corp | 空気調和機の圧縮機用ブラシレスモータ駆動装置 |
CN201877999U (zh) * | 2010-12-07 | 2011-06-22 | 上海格立特电力电子有限公司 | 变频器电流采样电路 |
CN202111463U (zh) * | 2011-06-24 | 2012-01-11 | 深圳市正川电气技术有限公司 | 变频器的保护电路 |
Non-Patent Citations (1)
Title |
---|
许波,王建洲,钟彦儒: "并联变频器的检测与保护电路的设计", 《电源技术应用》 * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102830272A (zh) * | 2012-08-22 | 2012-12-19 | 上海新时达电气股份有限公司 | 过流检测电路 |
CN103795138A (zh) * | 2012-10-31 | 2014-05-14 | 天津大学 | 一种主动风光互补发电装置 |
CN102981042A (zh) * | 2012-12-07 | 2013-03-20 | 深圳市安邦信电子有限公司 | 一种用于变频器的三相电流检测电路 |
CN105281297A (zh) * | 2015-11-20 | 2016-01-27 | 许继电源有限公司 | 一种三相整流器的过流保护电路 |
CN106532627A (zh) * | 2016-12-13 | 2017-03-22 | 珠海格力电器股份有限公司 | 电流保护电路及系统 |
CN108683156A (zh) * | 2018-04-23 | 2018-10-19 | 惠州市可立克电子有限公司 | 具有过流保护功能的逆变器电路 |
CN109950877A (zh) * | 2019-04-24 | 2019-06-28 | 苏州易德龙科技股份有限公司 | 一种三相电机驱动器过流保护装置 |
CN110750116A (zh) * | 2019-11-25 | 2020-02-04 | 武汉科技大学 | 一种温度区间控制电路及电子设备 |
CN111175564A (zh) * | 2020-02-27 | 2020-05-19 | 广州思智科技有限公司 | 一种无刷直流电机驱动器三相电流检测电路 |
Also Published As
Publication number | Publication date |
---|---|
CN102545161B (zh) | 2014-08-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102545161B (zh) | 一种变频调速器的过流保护装置 | |
CN106911277B (zh) | 基于矩阵变换器的永磁同步电机控制系统 | |
CN203674694U (zh) | 一种变频器的逐波限流保护电路 | |
CN103560725A (zh) | 一种独立于转速的无刷直流电机位置检测方法 | |
KR101677422B1 (ko) | 홀 소자를 이용한 다중 출력 전류센서 | |
Sui et al. | Analysis of current distortion of three-phase voltage source rectifiers and its application in fault diagnosis | |
CN105634025A (zh) | 直流微网中并网逆变装置 | |
CN205265238U (zh) | 一种开关电源的快速保护电路 | |
CN102830266A (zh) | 一种剩余电流相位的鉴相电路 | |
CN204405726U (zh) | 电机相电流过流检测及过流故障输出电路 | |
CN103364627B (zh) | 自动重合闸断路器漏电电流检测电路 | |
CN208539775U (zh) | 用于逆变器的电流检测电路及变频器 | |
CN105024614A (zh) | 一种电机定子电流的采样方法 | |
CN110120655B (zh) | 一种用于变频器后端电流通道的频率跟踪系统及方法 | |
CN205509477U (zh) | 一种无刷直流电机用的过载和过流保护装置 | |
CN103842278B (zh) | 电梯控制装置 | |
CN104333035A (zh) | 一种可抑制电网电压不平衡的光伏发电系统 | |
CN212183500U (zh) | 一种半导体器件的多功能保护电路 | |
CN213602406U (zh) | 一种直流变频电流环控制电路 | |
CN209446692U (zh) | 一种用于并网装置的检测电路及直流电子负载 | |
CN108519506B (zh) | 测量电流有效值装置和系统 | |
CN103490699B (zh) | 电流量测电路及具有该电流量测电路的电机控制装置 | |
CN203278387U (zh) | 带有相位及频率检测装置的自动转换开关 | |
CN102749493B (zh) | 变频器输出电压的检测方法及装置、变频器 | |
CN206710508U (zh) | 一种谐波检测装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180626 Address after: 710304 Shaanxi science and technology industrial base in Xi'an High-tech Zone, Qinling Mountains four road west two Patentee after: XI'AN SPREAD ELECTRIC Co.,Ltd. Address before: 710048 No. 5 Jinhua South Road, Shaanxi, Xi'an Patentee before: Xi'an University of Technology |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An overcurrent protection device for frequency converter Effective date of registration: 20220602 Granted publication date: 20140806 Pledgee: Xi'an Science and Technology Financial Service Center Co.,Ltd. Pledgor: XI'AN SPREAD ELECTRIC Co.,Ltd. Registration number: Y2022610000293 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20140806 Pledgee: Xi'an Science and Technology Financial Service Center Co.,Ltd. Pledgor: XI'AN SPREAD ELECTRIC Co.,Ltd. Registration number: Y2022610000293 |