JPS5132937A - - Google Patents
Info
- Publication number
- JPS5132937A JPS5132937A JP50085904A JP8590475A JPS5132937A JP S5132937 A JPS5132937 A JP S5132937A JP 50085904 A JP50085904 A JP 50085904A JP 8590475 A JP8590475 A JP 8590475A JP S5132937 A JPS5132937 A JP S5132937A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
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
-
- 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
- H02H3/025—Disconnection after limiting, e.g. when limiting is not sufficient or for facilitating disconnection
-
- 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
- H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/36—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points of different systems, e.g. of parallel feeder systems
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/488,634 US3982158A (en) | 1974-07-15 | 1974-07-15 | Power distribution control system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5132937A true JPS5132937A (ja) | 1976-03-19 |
Family
ID=23940486
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50085904A Pending JPS5132937A (ja) | 1974-07-15 | 1975-07-15 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3982158A (ja) |
JP (1) | JPS5132937A (ja) |
DE (1) | DE2530717A1 (ja) |
GB (1) | GB1517551A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0688975A (ja) * | 1990-11-08 | 1994-03-29 | Commiss Energ Atom | 2安定電気光学デバイス、前記デバイスに関連するフラット・ディスプレイ・スクリーン及び前記スクリーンを製造する方法 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4263635A (en) * | 1977-07-20 | 1981-04-21 | Steven Welk | Method and apparatus for sensing the clearance of fault current on an ac transmission line |
US4544981A (en) * | 1984-10-01 | 1985-10-01 | Harris Corporation | Short circuit protector/controller circuit |
US4728898A (en) * | 1986-03-17 | 1988-03-01 | Staley Electric Co., Inc. | Method and apparatus for detecting and locating faults in an AC transmission line using two indicators |
US5191501A (en) * | 1990-05-04 | 1993-03-02 | Translite, Ltd. | Fast lamp current limiting apparatus and method |
US6075684A (en) * | 1998-03-23 | 2000-06-13 | Electric Boat Corporation | Method and arrangement for direct current circuit interruption |
US6856045B1 (en) | 2002-01-29 | 2005-02-15 | Hamilton Sundstrand Corporation | Power distribution assembly with redundant architecture |
US7023196B2 (en) * | 2003-12-12 | 2006-04-04 | Leach International Corporation | High level arc fault detector |
US8692537B2 (en) * | 2009-07-17 | 2014-04-08 | The Invention Science Fund I, Llc | Use pairs of transformers to increase transmission line voltage |
US8174270B2 (en) * | 2009-07-17 | 2012-05-08 | The Invention Science Fund I, Llc | Systems and methods for assessing standoff capabilities of in-service power line insulators |
US20110011621A1 (en) * | 2009-07-17 | 2011-01-20 | Searete Llc, A Limited Liability Corporation Of The State Of Delaware | Smart link coupled to power line |
US8426736B2 (en) * | 2009-07-17 | 2013-04-23 | The Invention Science Fund I Llc | Maintaining insulators in power transmission systems |
US8456168B2 (en) * | 2009-07-17 | 2013-06-04 | The Invention Science Fund I Llc | Systems and methods for testing the standoff capability of an overhead power transmission line |
DE102011004288A1 (de) * | 2011-02-17 | 2012-08-23 | Robert Bosch Gmbh | Anordnung und Verfahren zur Verbindungsabrisserkennung an einem Schaltungsteil mit kapazitivem Verhalten |
KR101667832B1 (ko) * | 2012-04-23 | 2016-10-20 | 엘에스산전 주식회사 | 전력 계통 감시 및 제어시스템에서 고장전류 제어 방법 |
US9954351B2 (en) * | 2015-10-26 | 2018-04-24 | Leach International Corporation | System for implementation of I2t trip characteristic |
EP3776786B1 (de) * | 2018-05-18 | 2021-12-15 | Siemens Energy Global GmbH & Co. KG | Überwachen einer hochspannungs-gleichstrom-übertragung |
EP3611522B1 (en) * | 2018-08-14 | 2021-05-05 | NXP USA, Inc. | Embedded test circuitry and method therefor |
CN113690842B (zh) * | 2021-07-23 | 2024-04-16 | 国网浙江省电力有限公司宁波供电公司 | 一种适用于短路电流抑制的高速开断系统 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4323779Y1 (ja) * | 1967-11-21 | 1968-10-07 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1513689A1 (de) * | 1965-08-09 | 1969-10-23 | Starkstrom Anlagenbau Erfurt V | Schaltungsanordnung fuer elektronische Schutzeinrichtungen zur Erfassung von UEberstrom bzw. UEber- oder Unterspannungen |
DE1802543A1 (de) * | 1968-10-11 | 1970-05-27 | Continental Elektro Ind Ag | Einrichtung zum UEberwachen von UEberstroemen und UEberspannungen |
US3764851A (en) * | 1972-10-13 | 1973-10-09 | Westinghouse Electric Corp | Current limiting device |
-
1974
- 1974-07-15 US US05/488,634 patent/US3982158A/en not_active Expired - Lifetime
-
1975
- 1975-07-02 GB GB27839/75A patent/GB1517551A/en not_active Expired
- 1975-07-10 DE DE19752530717 patent/DE2530717A1/de active Granted
- 1975-07-15 JP JP50085904A patent/JPS5132937A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4323779Y1 (ja) * | 1967-11-21 | 1968-10-07 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0688975A (ja) * | 1990-11-08 | 1994-03-29 | Commiss Energ Atom | 2安定電気光学デバイス、前記デバイスに関連するフラット・ディスプレイ・スクリーン及び前記スクリーンを製造する方法 |
Also Published As
Publication number | Publication date |
---|---|
DE2530717C2 (ja) | 1987-06-11 |
DE2530717A1 (de) | 1976-01-29 |
USB488634I5 (ja) | 1976-01-20 |
GB1517551A (en) | 1978-07-12 |
US3982158A (en) | 1976-09-21 |