CN102005732A - 电容器组的谐波保护方法 - Google Patents
电容器组的谐波保护方法 Download PDFInfo
- Publication number
- CN102005732A CN102005732A CN2010105820831A CN201010582083A CN102005732A CN 102005732 A CN102005732 A CN 102005732A CN 2010105820831 A CN2010105820831 A CN 2010105820831A CN 201010582083 A CN201010582083 A CN 201010582083A CN 102005732 A CN102005732 A CN 102005732A
- Authority
- CN
- China
- Prior art keywords
- harmonic
- capacitor group
- current
- effective value
- capacitor bank
- 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
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/16—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Protection Of Static Devices (AREA)
Abstract
Description
谐波次数n | 2 | 3 | 4 | 5 | 6 | 7 |
kn | 1.06548 | 1.16043 | 1.28399 | 1.425691 | 1.57317 | 1.73326 |
谐波次数n | 8 | 9 | 10 | 11 | 12 | 13 |
kn | 1.91285 | 2.10560 | 2.31538 | 2.52262 | 2.76192 | 3.00258 |
Claims (1)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010105820831A CN102005732A (zh) | 2010-12-10 | 2010-12-10 | 电容器组的谐波保护方法 |
US13/806,752 US8810976B2 (en) | 2010-12-10 | 2011-01-30 | Harmonic protection method for capacitor bank |
PCT/CN2011/070796 WO2012075725A1 (zh) | 2010-12-10 | 2011-01-30 | 电容器组的谐波保护方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010105820831A CN102005732A (zh) | 2010-12-10 | 2010-12-10 | 电容器组的谐波保护方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410626401.8A Division CN104659752A (zh) | 2010-12-10 | 2010-12-10 | 电容器组的谐波保护装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN102005732A true CN102005732A (zh) | 2011-04-06 |
Family
ID=43812883
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010105820831A Pending CN102005732A (zh) | 2010-12-10 | 2010-12-10 | 电容器组的谐波保护方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8810976B2 (zh) |
CN (1) | CN102005732A (zh) |
WO (1) | WO2012075725A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3695877A1 (en) | 2015-03-31 | 2020-08-19 | OncoSec Medical Incorporated | Systems and methods for improved tissue-sensing based electroporation |
US11071860B2 (en) * | 2019-02-06 | 2021-07-27 | Oncosec Medical Incorporated | Systems and methods for detecting fault conditions in electroporation therapy |
CN112217529B (zh) * | 2019-07-09 | 2023-07-21 | 富泰华工业(深圳)有限公司 | 降低无线传输数字信号干扰的方法和装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS564226A (en) * | 1979-06-26 | 1981-01-17 | Tohoku Metal Ind Ltd | Capacitor with overcurrent detecting function |
CN201222648Y (zh) * | 2008-06-19 | 2009-04-15 | 杨昌兴 | 电容器组保护与状态监测装置 |
CN201365116Y (zh) * | 2008-12-09 | 2009-12-16 | 深圳市中电电力技术有限公司 | 一种电力电容器保护装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4667152A (en) * | 1985-10-17 | 1987-05-19 | Hayes Raymond M | Method of and system for determining locations of sources of harmonics in a power distribution network |
JPH04261329A (ja) * | 1991-02-14 | 1992-09-17 | Meidensha Corp | コンデンサバンクの保護装置 |
JPH0833199A (ja) * | 1994-07-12 | 1996-02-02 | Toshiba Corp | コンデンサ保護装置 |
US6496342B1 (en) * | 1999-02-12 | 2002-12-17 | Bitronics Inc. | Distributed monitoring and protection system for a distributed power network |
CN101609977A (zh) * | 2008-06-19 | 2009-12-23 | 北京赤那思电气技术有限公司 | 电容器组保护与状态监测装置及其方法 |
CN101814723B (zh) * | 2010-04-20 | 2012-05-23 | 江苏省电力公司常州供电公司 | 电容器谐波及超温保护装置 |
CN201726118U (zh) * | 2010-04-20 | 2011-01-26 | 江苏省电力公司常州供电公司 | 一种电容器谐波保护装置 |
-
2010
- 2010-12-10 CN CN2010105820831A patent/CN102005732A/zh active Pending
-
2011
- 2011-01-30 US US13/806,752 patent/US8810976B2/en active Active
- 2011-01-30 WO PCT/CN2011/070796 patent/WO2012075725A1/zh active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS564226A (en) * | 1979-06-26 | 1981-01-17 | Tohoku Metal Ind Ltd | Capacitor with overcurrent detecting function |
CN201222648Y (zh) * | 2008-06-19 | 2009-04-15 | 杨昌兴 | 电容器组保护与状态监测装置 |
CN201365116Y (zh) * | 2008-12-09 | 2009-12-16 | 深圳市中电电力技术有限公司 | 一种电力电容器保护装置 |
Non-Patent Citations (1)
Title |
---|
卢本平: "电容器组的谐波过载能力", 《电力电容器》, no. 01, 30 April 1997 (1997-04-30) * |
Also Published As
Publication number | Publication date |
---|---|
US8810976B2 (en) | 2014-08-19 |
US20130107399A1 (en) | 2013-05-02 |
WO2012075725A1 (zh) | 2012-06-14 |
WO2012075725A9 (zh) | 2013-04-11 |
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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: JIANGSU ELECTRIC POWER CO. STATE ELECTRIC NET CROP Effective date: 20120918 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20120918 Address after: 213000 Tianning District, Jiangsu, Changzhou, No. 27 Applicant after: Changzhou Power Supply Co, Jiangsu Provincial Power Corp. Applicant after: Jiangsu Electric Power Company Applicant after: State Grid Corporation of China Address before: 213000 Tianning District, Jiangsu, Changzhou, No. 27 Applicant before: Changzhou Power Supply Co, Jiangsu Provincial Power Corp. |
|
C12 | Rejection of a patent application after its publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110406 |