CN102211531B - 确定长定子发生一相多点接地故障的方法 - Google Patents
确定长定子发生一相多点接地故障的方法 Download PDFInfo
- Publication number
- CN102211531B CN102211531B CN 201110109975 CN201110109975A CN102211531B CN 102211531 B CN102211531 B CN 102211531B CN 201110109975 CN201110109975 CN 201110109975 CN 201110109975 A CN201110109975 A CN 201110109975A CN 102211531 B CN102211531 B CN 102211531B
- Authority
- CN
- China
- Prior art keywords
- phase
- voltage
- long stator
- fault
- power supply
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000010617 multipoint ground Methods 0.000 title claims abstract description 17
- 238000004804 winding Methods 0.000 claims abstract description 35
- 238000004891 communication Methods 0.000 claims abstract description 14
- 239000000725 suspension Substances 0.000 claims description 13
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000005339 levitation Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Landscapes
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201110109975 CN102211531B (zh) | 2011-04-29 | 2011-04-29 | 确定长定子发生一相多点接地故障的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201110109975 CN102211531B (zh) | 2011-04-29 | 2011-04-29 | 确定长定子发生一相多点接地故障的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102211531A CN102211531A (zh) | 2011-10-12 |
CN102211531B true CN102211531B (zh) | 2013-05-15 |
Family
ID=44743135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201110109975 Active CN102211531B (zh) | 2011-04-29 | 2011-04-29 | 确定长定子发生一相多点接地故障的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102211531B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109855675B (zh) * | 2017-11-30 | 2020-08-25 | 株洲中车时代电气股份有限公司 | 磁浮列车测速系统及用于磁浮列车的数据检测系统 |
CN112849169B (zh) * | 2019-11-27 | 2022-03-22 | 株洲中车时代电气股份有限公司 | 一种长定子直线电机定子段的换步控制方法、装置及系统 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10139318C2 (de) * | 2001-08-09 | 2003-06-18 | Siemens Ag | Verfahren zur Fehlererkennung in einem elektrischen Strahlennetz, eine Anwendung des Verfahrens und eine Anordnung zur Fehlererkennung in einem elektrischen Strahlennetz |
DE10253864B4 (de) * | 2002-11-15 | 2005-04-21 | Siemens Ag | Verfahren und Anordnung zur Erdschlussüberwachung eines Stators in Sternschaltung |
JP2005184945A (ja) * | 2003-12-18 | 2005-07-07 | Mitsubishi Electric Corp | 負荷連接型配電線 |
JP5030683B2 (ja) * | 2007-06-25 | 2012-09-19 | 中国電力株式会社 | 地絡事故予知システムおよび地絡事故予知方法 |
-
2011
- 2011-04-29 CN CN 201110109975 patent/CN102211531B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN102211531A (zh) | 2011-10-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102253308B (zh) | 依据负序电压确定长定子发生不对称短路故障的方法 | |
CN102802997B (zh) | 车辆控制系统 | |
CN101943737B (zh) | 单相接地故障诊断方法和装置 | |
US7683558B2 (en) | Electric car control apparatus | |
JP5369833B2 (ja) | 電動車両用充電器および地絡検出方法 | |
CN110133442A (zh) | 一种轨道车辆特高压过流故障检测装置及方法 | |
CN103795022B (zh) | 故障电流检测电路 | |
JP5836403B2 (ja) | 電気車の遮断器制御装置 | |
EP3506445A1 (en) | System for identification of a feeder with high-ohmic earth fault in a distribution network | |
JP5827465B2 (ja) | レール破断検知装置 | |
CN110239398A (zh) | 一种同相供电牵引变电所馈线保护跳闸方法 | |
CN102211531B (zh) | 确定长定子发生一相多点接地故障的方法 | |
CN110488135A (zh) | 一种大功率永磁直驱机车变流器接地故障判断方法及定位策略 | |
AU2018305713B2 (en) | Method and device for locating faults along an energy supply chain for DC current systems | |
CN102253309B (zh) | 依据线电压确定长定子多点接地故障的方法 | |
CN110912161A (zh) | 一种牵引变电所电源进线缺相故障判别方法 | |
CN106671782B (zh) | 一种交流电力机车牵引系统 | |
CN102279338B (zh) | 磁浮定子线圈发生两相接地故障的监测方法 | |
CN105896466A (zh) | 一种列车辅助系统接地保护装置及接地保护方法 | |
Dong et al. | High-resistance grounding fault detection and location in DC railway system | |
CN206452103U (zh) | 一种用于地铁牵引供电系统的框架保护装置 | |
CN102243287B (zh) | 磁浮定子线圈发生多点接地故障的监测方法 | |
CN104466928B (zh) | 距离保护方法和系统 | |
CN103770650A (zh) | 机车牵引和辅助系统一体化接地保护装置 | |
CN107635824A (zh) | 滑接线装置 |
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 | ||
ASS | Succession or assignment of patent right |
Owner name: TONGJI UNIVERSITY Free format text: FORMER OWNER: SHANGHAI MAGLEV TRANSPORTATION DEVELOPMENT CO., LTD. Effective date: 20150209 Free format text: FORMER OWNER: SHANGHAI MAGNETIC SUSPENSION COMMUNICATION ENGINEERING TECHNOLOGY RESEARCH CENTE Effective date: 20150209 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201204 PUDONG NEW AREA, SHANGHAI TO: 200092 YANGPU, SHANGHAI |
|
TR01 | Transfer of patent right |
Effective date of registration: 20150209 Address after: 200092 Shanghai City, Yangpu District Siping Road No. 1239 Patentee after: Tongji University Address before: 201204 Pudong New Area, Longyang Road, No. 2520, Patentee before: Shanghai Maglev Transportation Development Co., Ltd. Patentee before: Shanghai Magnetic Suspension Communication Engineering Technology Research Cente |