WO2013067729A3 - 电器外表漏电的检测防护方法及系统 - Google Patents

电器外表漏电的检测防护方法及系统 Download PDF

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Publication number
WO2013067729A3
WO2013067729A3 PCT/CN2011/083810 CN2011083810W WO2013067729A3 WO 2013067729 A3 WO2013067729 A3 WO 2013067729A3 CN 2011083810 W CN2011083810 W CN 2011083810W WO 2013067729 A3 WO2013067729 A3 WO 2013067729A3
Authority
WO
WIPO (PCT)
Prior art keywords
electrical equipment
power supply
electricity leakage
prevention
connection
Prior art date
Application number
PCT/CN2011/083810
Other languages
English (en)
French (fr)
Other versions
WO2013067729A2 (zh
Inventor
吴伟
Original Assignee
Wu Wei
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wu Wei filed Critical Wu Wei
Priority to GB1408528.6A priority Critical patent/GB2510521B/en
Priority to AU2011380682A priority patent/AU2011380682B2/en
Priority to US14/350,089 priority patent/US9928980B2/en
Priority to CA2853175A priority patent/CA2853175C/en
Publication of WO2013067729A2 publication Critical patent/WO2013067729A2/zh
Publication of WO2013067729A3 publication Critical patent/WO2013067729A3/zh

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits
    • H01H47/004—Monitoring or fail-safe circuits using plural redundant serial connected relay operated contacts in controlled circuit
    • H01H47/005—Safety control circuits therefor, e.g. chain of relays mutually monitoring each other
    • 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
    • H02H3/14—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 occurrence of voltage on parts normally at earth potential
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits
    • 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
    • H02H3/16—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 fault current to earth, frame or mass
    • 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
    • H02H3/16—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 fault current to earth, frame or mass
    • H02H3/162—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 fault current to earth, frame or mass for ac systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)

Abstract

一种电器外表漏电的检测防护方法及其系统，用于检测和防护电器绝缘不良或电源接线错误造成的电器外表漏电。通过在电器中性线（Ν'）和电器外表（G'）之间建立电流通道（2）并且监测电流的大小，无需人体接触电器外表就可发现外表漏电并且断开电器与电源的连接、指示报警。通过设置电源通道（5），使得该系统在电器和电源接线错误的情况下，仍然能够获得工作电源而正常工作。该方法和系统在电器外表浮置的情况下，仍然能够正确发现电器外表漏电并且指示报警或切断电器与电源的连接。该系统结构简洁可靠并且成本低，可以大量应用。
PCT/CN2011/083810 2011-11-12 2011-12-12 电器外表漏电的检测防护方法及系统 WO2013067729A2 (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1408528.6A GB2510521B (en) 2011-11-12 2011-12-12 Method of electricity leakage detection and prevention of electrical equipment's outer surface and system thereof
AU2011380682A AU2011380682B2 (en) 2011-11-12 2011-12-12 Method of electricity leakage detection and prevention of electrical equipment's outer surface and system thereof
US14/350,089 US9928980B2 (en) 2011-11-12 2011-12-12 Method of electricity leakage detection and prevention of electrical equipment's outer surface and system thereof
CA2853175A CA2853175C (en) 2011-11-12 2011-12-12 Method of electricity leakage detection and prevention of electrical equipment's outer surface and system thereof

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110385096.4 2011-11-12
CN201110385096.4A CN103107514B (zh) 2011-11-12 2011-11-12 电器外表漏电的检测防护方法及系统

Publications (2)

Publication Number Publication Date
WO2013067729A2 WO2013067729A2 (zh) 2013-05-16
WO2013067729A3 true WO2013067729A3 (zh) 2013-07-04

Family

ID=48290698

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/083810 WO2013067729A2 (zh) 2011-11-12 2011-12-12 电器外表漏电的检测防护方法及系统

Country Status (6)

Country Link
US (1) US9928980B2 (zh)
CN (1) CN103107514B (zh)
AU (1) AU2011380682B2 (zh)
CA (1) CA2853175C (zh)
GB (1) GB2510521B (zh)
WO (1) WO2013067729A2 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103633613A (zh) * 2013-11-18 2014-03-12 陈栋 过小电流自动断电保护电路及充电机

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105182046A (zh) * 2015-09-25 2015-12-23 深圳供电局有限公司 一种电流电压互感器二次中性接地电流采集装置
CN105552824B (zh) * 2016-02-03 2018-11-20 吴伟 一种新型触电或漏电保护器的工作电源获取方法及装置
CN108771491A (zh) * 2018-05-24 2018-11-09 宁波国盛电器有限公司 一种三明治机
CN113534005B (zh) * 2021-06-24 2022-10-21 宁波方太厨具有限公司 一种清洗机的漏电检测方法

Citations (4)

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CN1716723A (zh) * 2004-03-16 2006-01-04 魏晋祥 漏电电位型动作保护器
CA2244183C (en) * 1997-08-18 2006-01-31 Hubbell Incorporated Dual trip level ground fault interrupter
US20060119997A1 (en) * 2004-12-03 2006-06-08 Won-Ho Lee Leakage current interrupter
CN1988303A (zh) * 2005-12-22 2007-06-27 乐金电子(天津)电器有限公司 泄漏电流控制装置

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US4506260A (en) * 1982-03-15 1985-03-19 Ransburg Corporation Ground assurance circuit
IL109607A (en) * 1994-05-10 1997-04-15 Hayim Nevo Grounding fault detection system
US5541800A (en) * 1995-03-22 1996-07-30 Hubbell Incorporated Reverse wiring indicator for GFCI receptacles
CN2234660Y (zh) * 1995-03-23 1996-09-04 谭均恒 多功能漏电保护开关
US5654857A (en) * 1995-07-19 1997-08-05 Leviton Manufacturing Co., Inc. Ground fault circuit interrupt system including auxiliary surge suppression ability
IL117705A (en) * 1996-03-28 1999-06-20 Nevo Hayim Safety adapter for ungrounded electrical socket
US6212048B1 (en) * 1999-04-26 2001-04-03 Nisar A. Chaudhry Combination ground fault circuit interrupter/surge suppressor
US6975491B2 (en) * 2002-10-11 2005-12-13 Silverman Arthur A Electrical ground protection device and method
CN1988099B (zh) * 2005-12-23 2010-05-05 通领科技集团有限公司 带防火屏蔽线的漏电流检测断路器
CN101043133B (zh) * 2006-03-23 2010-12-01 田忠孝 一种利用设备外壳取配电线路故障信号的方法
CN101485059B (zh) * 2006-06-30 2012-06-06 立维腾制造有限公司 具有带电接地检测器的电路断流器
US8462471B2 (en) * 2007-09-30 2013-06-11 Huadao Huang Circuit interrupting device with high voltage surge protection
US8339270B2 (en) * 2007-12-21 2012-12-25 General Wire Spring Company Electrical ground protection device, circuit tester and method of circuit condition detection
CN104009448B (zh) * 2013-02-23 2018-04-24 吴伟 一种带火零线识别功能的新型漏电防护方法及装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2244183C (en) * 1997-08-18 2006-01-31 Hubbell Incorporated Dual trip level ground fault interrupter
CN1716723A (zh) * 2004-03-16 2006-01-04 魏晋祥 漏电电位型动作保护器
US20060119997A1 (en) * 2004-12-03 2006-06-08 Won-Ho Lee Leakage current interrupter
CN1988303A (zh) * 2005-12-22 2007-06-27 乐金电子(天津)电器有限公司 泄漏电流控制装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103633613A (zh) * 2013-11-18 2014-03-12 陈栋 过小电流自动断电保护电路及充电机
CN103633613B (zh) * 2013-11-18 2016-06-15 陈栋 过小电流自动断电保护电路及充电机

Also Published As

Publication number Publication date
GB201408528D0 (en) 2014-06-25
CN103107514A (zh) 2013-05-15
US20140239744A1 (en) 2014-08-28
US9928980B2 (en) 2018-03-27
WO2013067729A2 (zh) 2013-05-16
GB2510521A (en) 2014-08-06
CN103107514B (zh) 2015-12-16
AU2011380682B2 (en) 2017-05-11
GB2510521B (en) 2016-12-14
CA2853175C (en) 2020-10-20
CA2853175A1 (en) 2013-05-16
AU2011380682A1 (en) 2014-06-12

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