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1. WO2020125090 - TRANSFORMER MONITORING SYSTEM AND METHOD

Publication Number WO/2020/125090
Publication Date 25.06.2020
International Application No. PCT/CN2019/105875
International Filing Date 16.09.2019
IPC
G01R 31/12 2006.1
GPHYSICS
01MEASURING; TESTING
RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
31Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
12Testing dielectric strength or breakdown voltage
CPC
G01R 19/16576
GPHYSICS
01MEASURING; TESTING
RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
19Arrangements for measuring currents or voltages or for indicating presence or sign thereof
165Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
16566Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
16576comparing DC or AC voltage with one threshold
G01R 31/1263
GPHYSICS
01MEASURING; TESTING
RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
31Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
12Testing dielectric strength or breakdown voltage ; ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
1227of components, parts or materials
1263of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
Applicants
  • 国网上海市电力公司 SHANGHAI MUNICIPAL ELECTRIC POWER COMPANY [CN]/[CN]
  • 华东电力试验研究院有限公司 EAST CHINA ELECTRIC POWER TEST & RESEARCH INSTITUTION COMPANY LIMITED [CN]/[CN]
  • 西安茂荣电力设备有限公司 XI'AN MAORONG POWER EQUIPMENT CO., LTD. [CN]/[CN]
Inventors
  • 司文荣 SI, Wenrong
  • 黄华 HUANG, Hua
  • 傅晨钊 FU, Chenzhao
  • 赵丹丹 ZHAO, Dandan
  • 陆启宇 LU, Qiyu
  • 陈璐 CHEN, Lu
  • 李红雷 LI, Honglei
  • 袁鹏 YUAN, Peng
Agents
  • 北京品源专利代理有限公司 BEYOND ATTORNEYS AT LAW
Priority Data
201811564800.020.12.2018CN
Publication Language Chinese (zh)
Filing Language Chinese (ZH)
Designated States
Title
(EN) TRANSFORMER MONITORING SYSTEM AND METHOD
(FR) SYSTÈME ET PROCÉDÉ DE SURVEILLANCE DE TRANSFORMATEUR
(ZH) 变压器监测系统及方法
Abstract
(EN) A transformer monitoring system and method. The system comprises a transformer bushing (1), an overvoltage and partial discharge integrated sensor module (2), a first coaxial cable transmission module (31), a second coaxial cable transmission module (32), an amplitude attenuation and low-pass filtering module (4), a band-pass filtering and signal amplification module (5), a first data acquisition device (61), a second data acquisition device (62), a data analysis, display, storage and transmission module (7), and a data monitoring and fault diagnosis module (8).
(FR) La présente invention concerne un système et un procédé de surveillance de transformateur. Le système comprend une traversée de transformateur (1), un module de capteur intégré de surtension et de décharge partielle (2), un premier module de transmission de câble coaxial (31), un deuxième module de transmission de câble coaxial (32), un module d’atténuation d’amplitude et de filtrage passe-bas (4), un module de filtrage passe-bande et d’amplification de signal (5), un premier dispositif d’acquisition de données (61), un deuxième dispositif d’acquisition de données (62), un module d’analyse de données, d’affichage, de stockage et de transmission (7), et un module de surveillance de données et de diagnostic de défaut (8).
(ZH) 一种变压器监测系统及方法,该系统包括变压器套管(1),过电压及局部放电综合传感器模块(2),第一同轴电缆传输模块(31),第二同轴电缆传输模块(32),幅值衰减和低通滤波模块(4),带通滤波和信号放大模块(5),第一数据采集装置(61),第二数据采集装置(62),数据分析、显示、存储和传输模块(7)以及数据监控与故障诊断模块(8)。
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