CN101373395A - 电源报警电路 - Google Patents
电源报警电路 Download PDFInfo
- Publication number
- CN101373395A CN101373395A CNA2007102014668A CN200710201466A CN101373395A CN 101373395 A CN101373395 A CN 101373395A CN A2007102014668 A CNA2007102014668 A CN A2007102014668A CN 200710201466 A CN200710201466 A CN 200710201466A CN 101373395 A CN101373395 A CN 101373395A
- Authority
- CN
- China
- Prior art keywords
- circuit
- power supply
- resistance
- links
- gauge tap
- 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.)
- Granted
Links
- 230000005669 field effect Effects 0.000 claims description 24
- 239000003990 capacitor Substances 0.000 abstract description 12
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 230000005856 abnormality Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
- G01R19/16547—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies voltage or current in AC supplies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
- G01R19/155—Indicating the presence of voltage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits 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
- G01R19/16576—Circuits 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 comparing DC or AC voltage with one threshold
- G01R19/1658—AC voltage or recurrent signals
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
Abstract
Description
Claims (13)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007102014668A CN101373395B (zh) | 2007-08-24 | 2007-08-24 | 电源报警电路 |
US11/965,756 US7821414B2 (en) | 2007-08-24 | 2007-12-28 | Polyphase source detecting circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007102014668A CN101373395B (zh) | 2007-08-24 | 2007-08-24 | 电源报警电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101373395A true CN101373395A (zh) | 2009-02-25 |
CN101373395B CN101373395B (zh) | 2013-01-09 |
Family
ID=40381638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007102014668A Expired - Fee Related CN101373395B (zh) | 2007-08-24 | 2007-08-24 | 电源报警电路 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7821414B2 (zh) |
CN (1) | CN101373395B (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102445635A (zh) * | 2010-10-11 | 2012-05-09 | 中国电信股份有限公司 | 跳线快速测试器 |
CN102468583A (zh) * | 2010-11-17 | 2012-05-23 | 鸿富锦精密工业(深圳)有限公司 | 控制电路 |
CN105261165A (zh) * | 2015-11-09 | 2016-01-20 | 东莞市智华电子科技有限公司 | 一种开关电源的智能语音提醒系统及其开关电源 |
CN107030217A (zh) * | 2017-01-05 | 2017-08-11 | 滁州美业机械制造有限公司 | 一种冰箱冲压件检测辅助装置 |
CN107305519A (zh) * | 2016-04-22 | 2017-10-31 | 鸿富锦精密工业(武汉)有限公司 | 开机指示电路及具有所述开机指示电路的电子装置 |
CN108802630A (zh) * | 2018-05-29 | 2018-11-13 | 大山科技有限公司 | 一种总线电源的主动报警电路 |
CN109426328A (zh) * | 2017-09-05 | 2019-03-05 | 鸿富锦精密工业(武汉)有限公司 | 主板保护电路 |
CN111413559A (zh) * | 2020-03-05 | 2020-07-14 | 国网浙江省电力有限公司湖州供电公司 | 一种电流切换端子状态检测装置 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101414211B (zh) * | 2007-10-18 | 2012-07-18 | 鸿富锦精密工业(深圳)有限公司 | 电源侦测电路 |
CN102455389A (zh) * | 2010-10-22 | 2012-05-16 | 鸿富锦精密工业(深圳)有限公司 | 三相交流电源相序检测装置 |
CN102830784A (zh) * | 2011-06-17 | 2012-12-19 | 鸿富锦精密工业(深圳)有限公司 | 电源检测电路及具有该电源检测电路的电源电路 |
CN104049152A (zh) * | 2013-03-12 | 2014-09-17 | 鸿富锦精密电子(天津)有限公司 | 电源相位侦测电路 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3831141A (en) * | 1972-08-31 | 1974-08-20 | Vick W | Alarm circuit |
US4104687A (en) * | 1976-11-24 | 1978-08-01 | S&C Electric Company | Device for detecting unbalanced conditions in a polyphase equipment bank |
US4442395A (en) * | 1978-10-02 | 1984-04-10 | Ga Industries Inc. | Pump failure protection for liquid transmission pipelines |
US4364007A (en) * | 1980-04-22 | 1982-12-14 | General Electric Company | Unintentional impedance detection system |
US4356443A (en) * | 1980-08-26 | 1982-10-26 | Westinghouse Electric Corp. | Detection of arcing faults in polyphase electric machines |
US4884034A (en) * | 1989-01-03 | 1989-11-28 | Hermilo Guzman | Ground fault detector and locator |
FR2664706B1 (fr) * | 1990-07-11 | 1993-02-19 | Sextant Avionique | Dispositif de surveillance pour redresseur polyphase. |
US5214782A (en) * | 1990-12-10 | 1993-05-25 | Generic Computer Services | Power supply monitor for personal computer |
JP2708374B2 (ja) * | 1994-07-26 | 1998-02-04 | インターナショナル・ビジネス・マシーンズ・コーポレイション | コンピュータ用バッテリ接続装置及びバッテリの切換方法 |
CN2674544Y (zh) * | 2003-07-24 | 2005-01-26 | 讯凯国际股份有限公司 | 检测计算机主机工作状态的显示装置 |
EP1664809A1 (en) * | 2003-08-15 | 2006-06-07 | Northrop Grumman Corporation | Threshold adjustment accuracy for ground fault condition determination |
US20050195546A1 (en) * | 2004-03-08 | 2005-09-08 | Omron Corporation | Terminal table unit and method of controlling same |
JP4502379B2 (ja) * | 2004-07-30 | 2010-07-14 | 河村電器産業株式会社 | 電源コンセント |
JP2007034580A (ja) * | 2005-07-26 | 2007-02-08 | Ricoh Co Ltd | Pciシステム |
CN101231550A (zh) * | 2007-01-26 | 2008-07-30 | 鸿富锦精密工业(深圳)有限公司 | 主板电压监控装置 |
CN101414211B (zh) * | 2007-10-18 | 2012-07-18 | 鸿富锦精密工业(深圳)有限公司 | 电源侦测电路 |
-
2007
- 2007-08-24 CN CN2007102014668A patent/CN101373395B/zh not_active Expired - Fee Related
- 2007-12-28 US US11/965,756 patent/US7821414B2/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102445635A (zh) * | 2010-10-11 | 2012-05-09 | 中国电信股份有限公司 | 跳线快速测试器 |
CN102445635B (zh) * | 2010-10-11 | 2014-12-03 | 中国电信股份有限公司 | 跳线快速测试器 |
CN102468583A (zh) * | 2010-11-17 | 2012-05-23 | 鸿富锦精密工业(深圳)有限公司 | 控制电路 |
CN105261165A (zh) * | 2015-11-09 | 2016-01-20 | 东莞市智华电子科技有限公司 | 一种开关电源的智能语音提醒系统及其开关电源 |
CN107305519A (zh) * | 2016-04-22 | 2017-10-31 | 鸿富锦精密工业(武汉)有限公司 | 开机指示电路及具有所述开机指示电路的电子装置 |
CN107030217A (zh) * | 2017-01-05 | 2017-08-11 | 滁州美业机械制造有限公司 | 一种冰箱冲压件检测辅助装置 |
CN109426328A (zh) * | 2017-09-05 | 2019-03-05 | 鸿富锦精密工业(武汉)有限公司 | 主板保护电路 |
CN108802630A (zh) * | 2018-05-29 | 2018-11-13 | 大山科技有限公司 | 一种总线电源的主动报警电路 |
CN111413559A (zh) * | 2020-03-05 | 2020-07-14 | 国网浙江省电力有限公司湖州供电公司 | 一种电流切换端子状态检测装置 |
Also Published As
Publication number | Publication date |
---|---|
US7821414B2 (en) | 2010-10-26 |
US20090051555A1 (en) | 2009-02-26 |
CN101373395B (zh) | 2013-01-09 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: HONGFUJIN PRECISE INDUSTRY CO., LTD. Effective date: 20150122 Owner name: FENG LIN Free format text: FORMER OWNER: HONGFUJIN PRECISE INDUSTRY (SHENZHEN) CO., LTD. Effective date: 20150122 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518109 SHENZHEN, GUANGDONG PROVINCE TO: 518000 SHENZHEN, GUANGDONG PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20150122 Address after: 518000 Guangdong city of Shenzhen province Futian District Binjiang Binhe Village East 8 Building 502 Patentee after: Feng Lin Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Patentee before: HONG FU JIN PRECISION INDUSTRY (SHENZHEN) Co.,Ltd. Patentee before: HON HAI PRECISION INDUSTRY Co.,Ltd. |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151104 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: XINXIANG POWER SUPPLY COMPANY, STATE GRID HENAN ELECTRIC POWER Co. Address before: 518000 Guangdong city of Shenzhen province Futian District Binjiang Binhe Village East 8 Building 502 Patentee before: Feng Lin |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20210824 |
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CF01 | Termination of patent right due to non-payment of annual fee |