CN101752839A - Method for improving valve short circuit protection and setting performance of current converter - Google Patents
Method for improving valve short circuit protection and setting performance of current converter Download PDFInfo
- Publication number
- CN101752839A CN101752839A CN201019050025A CN201019050025A CN101752839A CN 101752839 A CN101752839 A CN 101752839A CN 201019050025 A CN201019050025 A CN 201019050025A CN 201019050025 A CN201019050025 A CN 201019050025A CN 101752839 A CN101752839 A CN 101752839A
- Authority
- CN
- China
- Prior art keywords
- current
- short circuit
- circuit protection
- valve short
- protection
- 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.)
- Pending
Links
- 230000004224 protection Effects 0.000 title claims abstract description 97
- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000035945 sensitivity Effects 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000012795 verification Methods 0.000 claims description 6
- 230000007935 neutral effect Effects 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract 1
- 230000000875 corresponding effect Effects 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Images
Landscapes
- Rectifiers (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201019050025A CN101752839A (en) | 2010-02-02 | 2010-02-02 | Method for improving valve short circuit protection and setting performance of current converter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201019050025A CN101752839A (en) | 2010-02-02 | 2010-02-02 | Method for improving valve short circuit protection and setting performance of current converter |
Publications (1)
Publication Number | Publication Date |
---|---|
CN101752839A true CN101752839A (en) | 2010-06-23 |
Family
ID=42479390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201019050025A Pending CN101752839A (en) | 2010-02-02 | 2010-02-02 | Method for improving valve short circuit protection and setting performance of current converter |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101752839A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103235219A (en) * | 2013-04-17 | 2013-08-07 | 华北电力大学 | Sub-module fault diagnosis method of modular multilevel converter |
CN104810801A (en) * | 2015-04-28 | 2015-07-29 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Tubular bus current differential protection method applicable to direct-current ice melting system rectifying device |
CN105158646A (en) * | 2015-09-30 | 2015-12-16 | 南方电网科学研究院有限责任公司 | Method and system for positioning single-phase earth fault point on valve side |
CN107735917A (en) * | 2015-03-30 | 2018-02-23 | 通用电器技术有限公司 | Converter |
CN107769173A (en) * | 2017-11-13 | 2018-03-06 | 广东电网有限责任公司电力调度控制中心 | A kind of definite value choosing method of flexible direct current power transmission system bridge arm overcurrent protection |
CN110729705A (en) * | 2019-09-09 | 2020-01-24 | 中国南方电网有限责任公司超高压输电公司昆明局 | Short-circuit protection method for direct-current transmission converter valve |
-
2010
- 2010-02-02 CN CN201019050025A patent/CN101752839A/en active Pending
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103235219A (en) * | 2013-04-17 | 2013-08-07 | 华北电力大学 | Sub-module fault diagnosis method of modular multilevel converter |
CN103235219B (en) * | 2013-04-17 | 2015-12-23 | 华北电力大学 | A kind of sub-module fault diagnostic method of modularization multi-level converter |
CN107735917A (en) * | 2015-03-30 | 2018-02-23 | 通用电器技术有限公司 | Converter |
CN104810801A (en) * | 2015-04-28 | 2015-07-29 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Tubular bus current differential protection method applicable to direct-current ice melting system rectifying device |
CN104810801B (en) * | 2015-04-28 | 2017-07-11 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Suitable for the pipe bus current differential protecting method of direct current ice melting system fairing |
CN105158646A (en) * | 2015-09-30 | 2015-12-16 | 南方电网科学研究院有限责任公司 | Method and system for positioning single-phase earth fault point on valve side |
CN105158646B (en) * | 2015-09-30 | 2018-07-27 | 南方电网科学研究院有限责任公司 | Method and system for positioning single-phase earth fault point on valve side |
CN107769173A (en) * | 2017-11-13 | 2018-03-06 | 广东电网有限责任公司电力调度控制中心 | A kind of definite value choosing method of flexible direct current power transmission system bridge arm overcurrent protection |
CN107769173B (en) * | 2017-11-13 | 2018-09-11 | 广东电网有限责任公司电力调度控制中心 | A kind of definite value choosing method of flexible direct current power transmission system bridge arm overcurrent protection |
CN110729705A (en) * | 2019-09-09 | 2020-01-24 | 中国南方电网有限责任公司超高压输电公司昆明局 | Short-circuit protection method for direct-current transmission converter valve |
CN110729705B (en) * | 2019-09-09 | 2021-06-25 | 中国南方电网有限责任公司超高压输电公司昆明局 | Short-circuit protection method for direct-current transmission converter valve |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Billinton et al. | Determination of the optimum routine test and self-checking intervals in protective relaying using a reliability model | |
CN101752839A (en) | Method for improving valve short circuit protection and setting performance of current converter | |
CN106291244B (en) | A kind of multiple voltage dip severity appraisal procedure | |
CN101931212B (en) | Transformer self-adaptive protector and protection method thereof | |
Zhang et al. | A novel on-line substation instrument transformer health monitoring system using synchrophasor data | |
CN202018484U (en) | Detecting system for safety equipment of power system | |
CN101576601A (en) | Hidden failure diagnostic method of digital transformer protector measuring loop | |
CN103812094A (en) | Pilot protection system and method based on fault component virtual impedance differential motion | |
CN100495851C (en) | Method for saturating anti-current mutual inductor differential protection | |
US11721975B2 (en) | System and method for use with microgrids having inverter-based distributed generators | |
KR102298314B1 (en) | Test simulator of protective relay for AC electric railway system | |
CN105445585A (en) | Fault diagnosis method and system for primary loop of power grid | |
CN111007439A (en) | Transformer substation bus protection secondary circuit commissioning on-load test method | |
EP3830920B1 (en) | A method and a device for supervision of a voltage transformer | |
CN101222132A (en) | Transformer protection method based on double-side non-saturated region equivalent instantaneous inductor | |
Jaeger et al. | Automated protection security assessment of today's and future power grids | |
Asefi et al. | Measurement and operation based condition monitoring methodology for high voltage circuit breakers | |
CN202196132U (en) | Dynamic simulation test system of power grid region stable control system | |
CN104155627B (en) | Error characteristic detection method of extra high voltage capacitive voltage transformer | |
Albinali et al. | A centralized substation protection scheme that detects hidden failures | |
EP3460935B1 (en) | Method and system for feeder protection in electrical power network | |
Yang et al. | Bulk power system reliability assessment considering protection system hidden failures | |
CN114094553B (en) | Fault protection method, device and equipment of power transmission system and power transmission system | |
CN104965154A (en) | Wire fault positioning method and system | |
Almas et al. | Performance evaluation of protection functions for IEC 61850-9-2 process bus using real-time hardware-in-the-loop simulation approach |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: CSG ELECTRIC POWER RESEARCH INSTITUTE CO., LTD. Free format text: FORMER OWNER: SOUTHERN POWER GRID TECHNOLOGY RESEARCH CENTER Effective date: 20111026 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 510623 GUANGZHOU, GUANGDONG PROVINCE TO: 510050 GUANGZHOU, GUANGDONG PROVINCE |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20111026 Address after: 510050, Guangdong, Guangzhou, Yuexiu District Dongfeng East Road, Qi Gang, No. 6, No. 8, West Tower, 13-20 floor Applicant after: China South Power Grid International Co.,Ltd. Address before: 510623 Guangdong city of Guangzhou province Tianhe District Pearl River Metro Chinese Sui Road No. 6 Applicant before: Southern Power Grid Technology Research Center |
|
C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100623 |