CN101098076A - 一种基于瞬时故障功率方向的中压母线保护方法 - Google Patents

一种基于瞬时故障功率方向的中压母线保护方法 Download PDF

Info

Publication number
CN101098076A
CN101098076A CNA2007100785295A CN200710078529A CN101098076A CN 101098076 A CN101098076 A CN 101098076A CN A2007100785295 A CNA2007100785295 A CN A2007100785295A CN 200710078529 A CN200710078529 A CN 200710078529A CN 101098076 A CN101098076 A CN 101098076A
Authority
CN
China
Prior art keywords
fault
phase
current
signal
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
Application number
CNA2007100785295A
Other languages
English (en)
Chinese (zh)
Other versions
CN100539350C (zh
Inventor
罗建
黄林
李亚军
杨浩
曾清
陈刚
高家志
张继红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHONGQING CITY ELECTRICAL POWER Co
Chongqing University
Original Assignee
CHONGQING CITY ELECTRICAL POWER Co
Chongqing University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHONGQING CITY ELECTRICAL POWER Co, Chongqing University filed Critical CHONGQING CITY ELECTRICAL POWER Co
Priority to CNB2007100785295A priority Critical patent/CN100539350C/zh
Publication of CN101098076A publication Critical patent/CN101098076A/zh
Application granted granted Critical
Publication of CN100539350C publication Critical patent/CN100539350C/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

CNB2007100785295A 2007-05-29 2007-05-29 一种基于瞬时故障功率方向的中压母线保护方法 Expired - Fee Related CN100539350C (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2007100785295A CN100539350C (zh) 2007-05-29 2007-05-29 一种基于瞬时故障功率方向的中压母线保护方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2007100785295A CN100539350C (zh) 2007-05-29 2007-05-29 一种基于瞬时故障功率方向的中压母线保护方法

Publications (2)

Publication Number Publication Date
CN101098076A true CN101098076A (zh) 2008-01-02
CN100539350C CN100539350C (zh) 2009-09-09

Family

ID=39011671

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2007100785295A Expired - Fee Related CN100539350C (zh) 2007-05-29 2007-05-29 一种基于瞬时故障功率方向的中压母线保护方法

Country Status (1)

Country Link
CN (1) CN100539350C (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101995529A (zh) * 2009-08-21 2011-03-30 维斯塔斯风力系统集团公司 用于风力涡轮发电机中的电力滤波器的监视以及电力滤波器失效的检测的系统和方法
CN103138245A (zh) * 2013-01-31 2013-06-05 浙江科润电力设备有限公司 一种具有在线测温和弧光监测的高集成综合自动化保护装置
CN108666984A (zh) * 2018-03-26 2018-10-16 国网天津市电力公司 一种差动保护电路

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101995529A (zh) * 2009-08-21 2011-03-30 维斯塔斯风力系统集团公司 用于风力涡轮发电机中的电力滤波器的监视以及电力滤波器失效的检测的系统和方法
CN101995529B (zh) * 2009-08-21 2015-01-28 维斯塔斯风力系统集团公司 用于风力涡轮发电机中的电力滤波器的监视以及电力滤波器失效的检测的系统和方法
CN103138245A (zh) * 2013-01-31 2013-06-05 浙江科润电力设备有限公司 一种具有在线测温和弧光监测的高集成综合自动化保护装置
CN108666984A (zh) * 2018-03-26 2018-10-16 国网天津市电力公司 一种差动保护电路

Also Published As

Publication number Publication date
CN100539350C (zh) 2009-09-09

Similar Documents

Publication Publication Date Title
US8427131B2 (en) Voltage regulation at a remote location using measurements from a remote metering device
CN101546906B (zh) 利用s变换能量相对熵的配电网故障选线方法
CA2663609C (en) An apparatus, method, and system for wide-area protection and control using power system data having a time component associated therewith
CA2860139C (en) Apparatus, system, and method for creating one or more slow speed communications channels utilizing a real-time communication channel
CN103207352B (zh) 利用选线阻抗幅值特性实现配电网单相接地故障选线方法
Ashton et al. Novel application of detrended fluctuation analysis for state estimation using synchrophasor measurements
CN104793148A (zh) 基于并网点特征谐波电压测量的分布式电源孤岛检测方法
CN102522726A (zh) 变压器励磁涌流闭锁的方法
CN102714406A (zh) 控制系统、变量器、保护控制装置以及比特流存储部
CN100539350C (zh) 一种基于瞬时故障功率方向的中压母线保护方法
CN103532113A (zh) 一种含有微电网系统输电线路快速距离保护方法
CN106569096B (zh) 一种配电网单相故障的在线定位方法
CN112636312B (zh) 一种基于注入零序特征信号的微电网保护方法
CN101505060B (zh) 电网中利用窄带滤波实现多采样率信号的频率转换方法
CN105449724A (zh) 一种发电机功率变送装置及变送方法
US8576527B2 (en) Apparatus, system, and method for creating one or more slow-speed communications channels utilizing a real-time communication channel
EP2490031A1 (de) Verfahren zur Messung einer elektrischen Größe in einem Stromnetz
CN100399662C (zh) 末端制动的数字式高压并联电抗器纵差保护方法
CN107179476B (zh) 一种配网故障测距方法
Rodrigues et al. A Phasor Measurement Unit based on discrete fourier transform using digital signal processor
Tripathy et al. A differential protection scheme for tapped transmission line containing UPFC and wind farm
Saleh et al. The development of a coordinated anti-islanding protection for collector systems with multiple distributed generation units
Kumar et al. Wide area islanding detection using phasor measurement unit
KR101309400B1 (ko) 주파수보호 기능을 가진 머징유닛
CN1988306A (zh) 一种基于人工神经网络模型的智能化母线保护方法

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
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090909

Termination date: 20110529