CN117554880A - 一种计量用高压互感器二次回路故障检测方法和装置 - Google Patents
一种计量用高压互感器二次回路故障检测方法和装置 Download PDFInfo
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- CN117554880A CN117554880A CN202311572678.2A CN202311572678A CN117554880A CN 117554880 A CN117554880 A CN 117554880A CN 202311572678 A CN202311572678 A CN 202311572678A CN 117554880 A CN117554880 A CN 117554880A
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- voltage transformer
- temperature
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- secondary circuit
- transformer
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- 238000000034 method Methods 0.000 title claims description 16
- 238000001514 detection method Methods 0.000 claims abstract description 42
- 230000036760 body temperature Effects 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000005070 sampling Methods 0.000 claims description 13
- 238000002847 impedance measurement Methods 0.000 claims description 11
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 6
- 230000010354 integration Effects 0.000 claims description 5
- 239000003990 capacitor Substances 0.000 claims description 3
- 230000035699 permeability Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000007689 inspection Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/02—Testing or calibrating of apparatus covered by the other groups of this subclass of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- 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
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
Description
Claims (16)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202311572678.2A CN117554880A (zh) | 2023-11-22 | 2023-11-22 | 一种计量用高压互感器二次回路故障检测方法和装置 |
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CN202311572678.2A CN117554880A (zh) | 2023-11-22 | 2023-11-22 | 一种计量用高压互感器二次回路故障检测方法和装置 |
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CN117554880A true CN117554880A (zh) | 2024-02-13 |
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CN202311572678.2A Pending CN117554880A (zh) | 2023-11-22 | 2023-11-22 | 一种计量用高压互感器二次回路故障检测方法和装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117767577A (zh) * | 2024-02-22 | 2024-03-26 | 大连华亿电力电器有限公司 | 一种基于电流、电压测量的电力故障监控系统 |
CN118376959A (zh) * | 2024-06-21 | 2024-07-23 | 东方电子股份有限公司 | 用于避雷器监测的电流互感器二次连接线监测系统及方法 |
-
2023
- 2023-11-22 CN CN202311572678.2A patent/CN117554880A/zh active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117767577A (zh) * | 2024-02-22 | 2024-03-26 | 大连华亿电力电器有限公司 | 一种基于电流、电压测量的电力故障监控系统 |
CN117767577B (zh) * | 2024-02-22 | 2024-05-24 | 大连华亿电力电器有限公司 | 一种基于电流、电压测量的电力故障监控系统 |
CN118376959A (zh) * | 2024-06-21 | 2024-07-23 | 东方电子股份有限公司 | 用于避雷器监测的电流互感器二次连接线监测系统及方法 |
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Effective date of registration: 20240626 Address after: 210008 No. 251, Gulou District, Jiangsu, Zhongshan Road, Nanjing Applicant after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. NANJING POWER SUPPLY BRANCH Country or region after: China Applicant after: State Grid Jiangsu Electric Power Co.,Ltd. innovation and Innovation Center Applicant after: NANJING SUYI INDUSTRIAL Co.,Ltd. Address before: No.1, OTI street, Jianye District, Nanjing City, Jiangsu Province, 210019 Applicant before: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. NANJING POWER SUPPLY BRANCH Country or region before: China |
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