CN108700627B - 用于测量电力变压器中的功率损耗的方法和*** - Google Patents
用于测量电力变压器中的功率损耗的方法和*** Download PDFInfo
- Publication number
- CN108700627B CN108700627B CN201780012155.9A CN201780012155A CN108700627B CN 108700627 B CN108700627 B CN 108700627B CN 201780012155 A CN201780012155 A CN 201780012155A CN 108700627 B CN108700627 B CN 108700627B
- Authority
- CN
- China
- Prior art keywords
- transformer
- voltage
- current
- measured
- power
- 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 34
- 238000005259 measurement Methods 0.000 claims description 39
- 238000004804 winding Methods 0.000 claims description 35
- 238000004364 calculation method Methods 0.000 claims description 9
- 230000009897 systematic effect Effects 0.000 description 7
- 239000004020 conductor Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005293 physical law Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
- G01R21/1331—Measuring real or reactive component, measuring apparent energy
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/2513—Arrangements for monitoring electric power systems, e.g. power lines or loads; Logging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/62—Testing of transformers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/20—Measuring number of turns; Measuring transformation ratio or coupling factor of windings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Measuring Magnetic Variables (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP16156395.2 | 2016-02-18 | ||
EP16156395.2A EP3208622B1 (en) | 2016-02-18 | 2016-02-18 | A method and a system for measuring power loss in a power transformer |
PCT/EP2017/053137 WO2017140616A1 (en) | 2016-02-18 | 2017-02-13 | A method and a system for measuring power loss in a power transformer |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108700627A CN108700627A (zh) | 2018-10-23 |
CN108700627B true CN108700627B (zh) | 2019-12-10 |
Family
ID=55411254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201780012155.9A Active CN108700627B (zh) | 2016-02-18 | 2017-02-13 | 用于测量电力变压器中的功率损耗的方法和*** |
Country Status (5)
Country | Link |
---|---|
US (1) | US10416209B2 (zh) |
EP (1) | EP3208622B1 (zh) |
CN (1) | CN108700627B (zh) |
CA (1) | CA3014505C (zh) |
WO (1) | WO2017140616A1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018039881A1 (zh) * | 2016-08-29 | 2018-03-08 | 华为技术有限公司 | 充电保护方法、终端及充电器 |
CN111337744A (zh) * | 2020-04-03 | 2020-06-26 | 苏州华电电气股份有限公司 | 变压器运行能效和/或损耗监测装置 |
CN114336721B (zh) * | 2022-01-06 | 2024-04-26 | 国网湖北省电力有限公司营销服务中心(计量中心) | 直流输电***换流站损耗状态分级预警方法 |
CN117368682A (zh) * | 2022-06-30 | 2024-01-09 | 锐石创芯(深圳)科技股份有限公司 | 器件测试***的数据处理方法、存储介质和器件测试*** |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6809525B1 (en) * | 2002-12-31 | 2004-10-26 | Abb Technology Ag | Method and system for estimating conductor losses in a transformer |
CN101183485A (zh) * | 2007-11-02 | 2008-05-21 | 江苏通驰自动化***有限公司 | 配电变压器自动计量装置 |
EP2474832A2 (en) * | 2010-12-16 | 2012-07-11 | General Electric Company | Method and system for monitoring transformer health |
CN102761153A (zh) * | 2011-04-28 | 2012-10-31 | 株式会社日立制作所 | 电力监视控制装置及电力监视控制*** |
CN104215825A (zh) * | 2014-08-20 | 2014-12-17 | 国家电网公司 | 一种电力变压器综合在线监测*** |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3732489A (en) * | 1972-02-07 | 1973-05-08 | Detroit Edison Co | Transformer phase angle error and ratio correction factor transducer |
US7444248B2 (en) * | 2005-04-29 | 2008-10-28 | General Electric Company | System and method for synchronized phasor measurement |
US7480580B2 (en) * | 2005-10-18 | 2009-01-20 | Schweitzer Engineering Laboratories, Inc. | Apparatus and method for estimating synchronized phasors at predetermined times referenced to an absolute time standard in an electrical system |
US7598751B2 (en) * | 2006-08-14 | 2009-10-06 | Clemson University Research Foundation | Impedance-based arc fault determination device (IADD) and method |
US8494795B2 (en) * | 2008-05-05 | 2013-07-23 | Schweitzer Engineering Laboratories Inc | Apparatus and method for estimating synchronized phasors at predetermined times referenced to a common time standard in an electrical system |
US8140283B2 (en) * | 2008-12-24 | 2012-03-20 | Schweitzer Engineering Laboratories, Inc. | Independent frequency measurement and tracking |
PL2466322T3 (pl) * | 2010-12-17 | 2014-04-30 | Abb Research Ltd | Sposób i urządzenie diagnozowania transformatora |
-
2016
- 2016-02-18 EP EP16156395.2A patent/EP3208622B1/en active Active
-
2017
- 2017-02-13 CA CA3014505A patent/CA3014505C/en active Active
- 2017-02-13 CN CN201780012155.9A patent/CN108700627B/zh active Active
- 2017-02-13 US US16/075,858 patent/US10416209B2/en active Active
- 2017-02-13 WO PCT/EP2017/053137 patent/WO2017140616A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6809525B1 (en) * | 2002-12-31 | 2004-10-26 | Abb Technology Ag | Method and system for estimating conductor losses in a transformer |
CN101183485A (zh) * | 2007-11-02 | 2008-05-21 | 江苏通驰自动化***有限公司 | 配电变压器自动计量装置 |
EP2474832A2 (en) * | 2010-12-16 | 2012-07-11 | General Electric Company | Method and system for monitoring transformer health |
CN102761153A (zh) * | 2011-04-28 | 2012-10-31 | 株式会社日立制作所 | 电力监视控制装置及电力监视控制*** |
CN104215825A (zh) * | 2014-08-20 | 2014-12-17 | 国家电网公司 | 一种电力变压器综合在线监测*** |
Non-Patent Citations (1)
Title |
---|
变压器功率损耗分析与提高***功率因数的措施;朱文全;《电气技术》;20120715(第7期);第63-65页 * |
Also Published As
Publication number | Publication date |
---|---|
WO2017140616A1 (en) | 2017-08-24 |
US10416209B2 (en) | 2019-09-17 |
BR112018013991A2 (pt) | 2018-12-11 |
EP3208622B1 (en) | 2021-01-20 |
CA3014505C (en) | 2020-01-28 |
BR112018013991A8 (pt) | 2022-12-20 |
CN108700627A (zh) | 2018-10-23 |
US20190041437A1 (en) | 2019-02-07 |
EP3208622A1 (en) | 2017-08-23 |
CA3014505A1 (en) | 2017-08-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108700627B (zh) | 用于测量电力变压器中的功率损耗的方法和*** | |
US7728600B2 (en) | System and method for determining location of phase-to-earth fault | |
CN101268339B (zh) | 用于运行电磁流量计的方法和电磁流量计 | |
US7996116B2 (en) | Method of determining voltage stability margin for load shedding within an electrical power system | |
JP6373730B2 (ja) | 変流器を含む電源装置及び変流器の補償方法 | |
US9285253B2 (en) | Testing of a measuring device arrangement, corresponding measuring device arrangement and test arrangement | |
JP7488352B2 (ja) | 送電線の監視区域内での電気的故障の検出 | |
JP4993728B2 (ja) | 有効漏れ電流測定器 | |
CN102414948B (zh) | 用于监控保护功能的灵敏度的方法和设备 | |
JP2008026170A (ja) | 地絡点標定方法および装置 | |
US9018960B2 (en) | Method and device for enhancing the reliability of generator ground fault detection on a rotating electrical machine | |
CN107681942B (zh) | 使用dc总线谐波的电机转矩波动的减小 | |
RU2650695C2 (ru) | Способ и устройство для контроля состояния трансформатора | |
JP6897933B2 (ja) | 高圧絶縁監視装置及び高圧絶縁監視方法 | |
JP3283986B2 (ja) | インピーダンス測定装置 | |
CN109782055B (zh) | 一种中性点不接地***电容电流测量方法及装置 | |
JP2020072565A (ja) | 保護継電装置 | |
TWI674722B (zh) | 偵測電路與使用其之開關模組 | |
JP6914713B2 (ja) | 電力系統監視装置、および電力系統監視方法 | |
JP4538335B2 (ja) | 負荷特性推定装置 | |
KR102057587B1 (ko) | Hall ic의 전원 오차 보상 장치 및 방법 | |
BR112018013991B1 (pt) | Sistema e método para determinar perda de energia em um transformador, meio legível por computador e sinal | |
JPS6212874A (ja) | 一点接地系システムにおける地絡抵抗測定方法 | |
JP2009115647A (ja) | 直流試験装置及び半導体試験装置 | |
JPH01270681A (ja) | 変圧器の部分放電位置検出方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210526 Address after: Baden, Switzerland Patentee after: ABB grid Switzerland AG Address before: Baden, Switzerland Patentee before: ABB Switzerland Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Swiss Baden Patentee after: Hitachi energy Switzerland AG Address before: Swiss Baden Patentee before: ABB grid Switzerland AG |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240105 Address after: Zurich, SUI Patentee after: Hitachi Energy Co.,Ltd. Address before: Swiss Baden Patentee before: Hitachi energy Switzerland AG |