CN103036197B - 低压用电系统中零线断线的保护装置 - Google Patents
低压用电系统中零线断线的保护装置 Download PDFInfo
- Publication number
- CN103036197B CN103036197B CN201210543552.8A CN201210543552A CN103036197B CN 103036197 B CN103036197 B CN 103036197B CN 201210543552 A CN201210543552 A CN 201210543552A CN 103036197 B CN103036197 B CN 103036197B
- Authority
- CN
- China
- Prior art keywords
- voltage
- protective device
- load
- controller
- neutral point
- 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
- 230000007935 neutral effect Effects 0.000 title claims abstract description 54
- 230000001681 protective effect Effects 0.000 title claims abstract description 37
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 239000004973 liquid crystal related substance Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210543552.8A CN103036197B (zh) | 2012-12-13 | 2012-12-13 | 低压用电系统中零线断线的保护装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210543552.8A CN103036197B (zh) | 2012-12-13 | 2012-12-13 | 低压用电系统中零线断线的保护装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103036197A CN103036197A (zh) | 2013-04-10 |
CN103036197B true CN103036197B (zh) | 2016-05-04 |
Family
ID=48022817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210543552.8A Active CN103036197B (zh) | 2012-12-13 | 2012-12-13 | 低压用电系统中零线断线的保护装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103036197B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105375636B (zh) * | 2015-12-05 | 2018-01-19 | 国网浙江省电力公司丽水供电公司 | 一种低压配电网零线状态检测装置及预警方法 |
CN112653109B (zh) * | 2020-12-23 | 2021-10-12 | 海南电网有限责任公司保亭供电局 | 低压零线故障自动隔离装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1746690A (zh) * | 2005-10-08 | 2006-03-15 | 华北电力大学(北京) | 一种三相四线制系统零线断线检测装置 |
CN201868861U (zh) * | 2010-11-24 | 2011-06-15 | 驻马店市开发区长通电气有限公司 | 无源低压断线保护节电复合器 |
CN201886588U (zh) * | 2010-12-01 | 2011-06-29 | 傅哲龙 | 一种电气火灾监控装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102290859A (zh) * | 2010-06-19 | 2011-12-21 | 陈家斌 | 配电变压器低压零线过流、断线远方报警器 |
-
2012
- 2012-12-13 CN CN201210543552.8A patent/CN103036197B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1746690A (zh) * | 2005-10-08 | 2006-03-15 | 华北电力大学(北京) | 一种三相四线制系统零线断线检测装置 |
CN201868861U (zh) * | 2010-11-24 | 2011-06-15 | 驻马店市开发区长通电气有限公司 | 无源低压断线保护节电复合器 |
CN201886588U (zh) * | 2010-12-01 | 2011-06-29 | 傅哲龙 | 一种电气火灾监控装置 |
Also Published As
Publication number | Publication date |
---|---|
CN103036197A (zh) | 2013-04-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202631626U (zh) | 一种智能电表的多路采集系统 | |
CN103036197B (zh) | 低压用电系统中零线断线的保护装置 | |
CN201038715Y (zh) | 中性线断线检测保护装置 | |
CN203519793U (zh) | Pt熔断器的非接触式远程监控系统 | |
CN102495332B (zh) | 一种用于不平衡电流采样的系统及方法 | |
CN205195389U (zh) | 不间断电源 | |
CN102176700B (zh) | 集中器检测装置 | |
CN204068425U (zh) | 变电站智能远动机 | |
CN202041612U (zh) | 一种输电线路接地故障自动定位装置 | |
CN202362901U (zh) | 一种专变采集终端 | |
CN109524885A (zh) | 一种基于物联网芯片无线通信模块的智能低压综合配电箱 | |
CN204333957U (zh) | 电力电容器 | |
CN204168001U (zh) | 一种基于dsp的智能型双电源自动转换开关 | |
CN209169648U (zh) | 一种基于物联网芯片无线通信模块的智能低压综合配电箱 | |
CN204992575U (zh) | 带零线和相线断线检测功能的断路器及断路系统 | |
CN204116503U (zh) | 智能交流配电设备精密监测装置 | |
CN103414240A (zh) | 直流电源自动控制装置 | |
CN205353325U (zh) | 三相对称交流电参数快速检测装置 | |
CN201860120U (zh) | 一种具有谐波超限保护的无功补偿器 | |
CN204794055U (zh) | 一种低压供电系统断零断相保护装置 | |
CN220382808U (zh) | 一种具有峰值电流检测功能的掉电供电电路及电容装置 | |
CN203135451U (zh) | 模块式动态无功补偿成套装置 | |
CN204649891U (zh) | 具有无线通讯功能的直流系统接地故障检测仪 | |
CN202564958U (zh) | 电动铲运机无功补偿装置 | |
CN203166491U (zh) | 一种微机保护装置硬件平台 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Wu Guocheng Inventor after: Sun Zhineng Inventor after: Yu Fang Inventor after: Zhu Tuofu Inventor after: Zhou Honghui Inventor after: Dai Xiaohong Inventor after: Lin Weiguo Inventor after: Zhang Kai Inventor after: Liu Xin Inventor before: Zhu Tuofu Inventor before: Zhou Honghui Inventor before: Dai Xiaohong Inventor before: Lin Weiguo Inventor before: Zhang Kai Inventor before: Liu Xin |
|
COR | Change of bibliographic data | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |