CN107370120B - 三相电源保护装置及电力系统 - Google Patents
三相电源保护装置及电力系统 Download PDFInfo
- Publication number
- CN107370120B CN107370120B CN201710757067.3A CN201710757067A CN107370120B CN 107370120 B CN107370120 B CN 107370120B CN 201710757067 A CN201710757067 A CN 201710757067A CN 107370120 B CN107370120 B CN 107370120B
- Authority
- CN
- China
- Prior art keywords
- phase
- signal
- detection module
- power supply
- voltage
- 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
- 238000001514 detection method Methods 0.000 claims abstract description 143
- 238000000819 phase cycle Methods 0.000 claims abstract description 111
- 230000002159 abnormal effect Effects 0.000 claims abstract description 53
- 230000007935 neutral effect Effects 0.000 claims description 8
- 238000005070 sampling Methods 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000005856 abnormality Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Images
Classifications
-
- 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
- H02H3/08—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 excess current
- H02H3/10—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 excess current additionally responsive to some other abnormal electrical conditions
-
- 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
- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
-
- 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
- H02H3/20—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 excess voltage
- H02H3/207—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 excess voltage also responsive to under-voltage
-
- 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
- H02H3/24—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 undervoltage or no-voltage
- H02H3/253—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 undervoltage or no-voltage for multiphase applications, e.g. phase interruption
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710757067.3A CN107370120B (zh) | 2017-08-29 | 2017-08-29 | 三相电源保护装置及电力系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710757067.3A CN107370120B (zh) | 2017-08-29 | 2017-08-29 | 三相电源保护装置及电力系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107370120A CN107370120A (zh) | 2017-11-21 |
CN107370120B true CN107370120B (zh) | 2020-03-03 |
Family
ID=60311777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710757067.3A Active CN107370120B (zh) | 2017-08-29 | 2017-08-29 | 三相电源保护装置及电力系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107370120B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110416965A (zh) * | 2019-07-10 | 2019-11-05 | 安徽延达智能科技有限公司 | 一种机器人双保护短路保护电路系统 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2588634Y (zh) * | 2002-11-20 | 2003-11-26 | 沙万乾 | 一种智能化配电柜 |
CN201315473Y (zh) * | 2008-12-09 | 2009-09-23 | 李俊苇 | 异步电机保护器 |
CN105610128A (zh) * | 2014-11-25 | 2016-05-25 | 西安银河网电智能电气有限公司 | 一种智能马达控制保护器 |
-
2017
- 2017-08-29 CN CN201710757067.3A patent/CN107370120B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2588634Y (zh) * | 2002-11-20 | 2003-11-26 | 沙万乾 | 一种智能化配电柜 |
CN201315473Y (zh) * | 2008-12-09 | 2009-09-23 | 李俊苇 | 异步电机保护器 |
CN105610128A (zh) * | 2014-11-25 | 2016-05-25 | 西安银河网电智能电气有限公司 | 一种智能马达控制保护器 |
Also Published As
Publication number | Publication date |
---|---|
CN107370120A (zh) | 2017-11-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2014027571A1 (ja) | デジタル保護リレー、デジタル保護リレー試験装置、およびデジタル保護リレー試験方法 | |
CN100391072C (zh) | 监控中性线和地线的装置,以及包括该装置的电开关装置 | |
US20110121247A1 (en) | Fault monitoring system for electric single or poly-phase chain hoist motors | |
KR20120091348A (ko) | 밧데리 및 제어 장치의 아키텍처 | |
WO2015075815A1 (ja) | 電子式回路遮断器 | |
KR200204730Y1 (ko) | 배전 상태 감시기 | |
KR101193145B1 (ko) | 중성선 이상시 재해방재 분배전반 및 그 제어방법 | |
CN101860013B (zh) | 马达保护装置 | |
CN107370120B (zh) | 三相电源保护装置及电力系统 | |
US12055594B2 (en) | Measurement system and method for determining a status of a power system in a vehicle using the measurement system | |
KR101414929B1 (ko) | 수배전반의 전압감지 표시 제어장치 | |
CN115663775A (zh) | 一种三相相序智能监测保护装置 | |
CN107689620B (zh) | 三相电源保护装置及方法 | |
CN201690221U (zh) | 马达保护装置 | |
KR101705965B1 (ko) | 이중 표시장치를 구비하는 전력 관리 보호 장치 | |
JP2783640B2 (ja) | 保護装置 | |
CN115021242A (zh) | 用于滤电器的应急处理装置 | |
WO2018158942A1 (ja) | バスダクト用分岐ユニット | |
JP6840426B2 (ja) | 電源監視システム | |
CN207069557U (zh) | 三相电源保护装置及电力系统 | |
CN112578186A (zh) | 一种直流绝缘检测系统、装置及平衡桥测量方法 | |
KR100960495B1 (ko) | 디지털 보호 계전기 | |
CN216351136U (zh) | 一种ups无线监控系统 | |
CN217824223U (zh) | 一种含电源管理的开关柜 | |
CN213342051U (zh) | 电机软启动监测装置 |
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: 20201216 Address after: 343100 Ji'an County, Jiangxi province Ji'an County North source village official village Tangshan natural village 21 Patentee after: Luo Jun Address before: No. 179 Shengli Street, Yining City, Yili Kazak Autonomous Prefecture, Xinjiang Uygur Autonomous Region Patentee before: YILI VOCATIONAL AND TECHINICAL College |
|
TR01 | Transfer of patent right |
Effective date of registration: 20210129 Address after: 030032 room 507, No.2, Longcheng street, economic and Technological Development Zone, Xiaodian District, Taiyuan City, Shanxi Province Patentee after: Taiyuan Kaiqi electric power technology and Trade Co.,Ltd. Address before: 343100 Ji'an County, Jiangxi province Ji'an County North source village official village Tangshan natural village 21 Patentee before: Luo Jun |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210223 Address after: 030009 No. 2007-2015, 20th floor, block a, Wanda center, No. 175 Jiefang Road, Xinghualing District, Taiyuan City, Shanxi Province Patentee after: SHANXI YUANGONG ELECTRIC POWER ENGINEERING DESIGN Co.,Ltd. Address before: 030032 room 507, No.2, Longcheng street, economic and Technological Development Zone, Xiaodian District, Taiyuan City, Shanxi Province Patentee before: Taiyuan Kaiqi electric power technology and Trade Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CP03 | Change of name, title or address |
Address after: 030009 No. 1901, 19 / F, building a, Wanda center, No. 175, Jiefang North Road, Xinghualing District, Taiyuan City, Shanxi Province Patentee after: Yuangong Power Technology Co.,Ltd. Address before: 030009 No. 2007-2015, 20th floor, block a, Wanda center, No. 175 Jiefang Road, Xinghualing District, Taiyuan City, Shanxi Province Patentee before: SHANXI YUANGONG ELECTRIC POWER ENGINEERING DESIGN CO.,LTD. |
|
CP03 | Change of name, title or address |