JP2013027306A - 保護協調システム - Google Patents
保護協調システム Download PDFInfo
- Publication number
- JP2013027306A JP2013027306A JP2012161393A JP2012161393A JP2013027306A JP 2013027306 A JP2013027306 A JP 2013027306A JP 2012161393 A JP2012161393 A JP 2012161393A JP 2012161393 A JP2012161393 A JP 2012161393A JP 2013027306 A JP2013027306 A JP 2013027306A
- Authority
- JP
- Japan
- Prior art keywords
- current
- relay
- load line
- operation section
- switch
- 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.)
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- 238000001514 detection method Methods 0.000 claims 1
- 101100027898 Homo sapiens OCR1 gene Proteins 0.000 description 16
- 102100026725 Ovarian cancer-related protein 1 Human genes 0.000 description 16
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000001681 protective 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
- H02H3/02—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
- H02H3/02—Details
- H02H3/027—Details with automatic disconnection after a predetermined time
-
- 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
- H02H3/093—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 with timing means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/30—Staggered disconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection 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
- H02H3/08—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
- H02H3/083—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 for three-phase systems
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
【解決手段】本発明のシステムは、配電系統の第1負荷線路に配置される第1継電器と、第1負荷線路より配電系統の中心からさらに離れた第2負荷線路に配置される第2継電器と、第1継電器及び第2継電器の間の線路に配置されて、第2負荷線路で発生する故障電流を所定範囲以内に制限する限流器と、を含む。
【選択図】図3
Description
21、22、23、24 遮断器
31、32 OCR
40 限流器
51 FFD
52 高速スイッチ
53 限流抵抗
Claims (5)
- 配電系統の第1負荷線路に配置される第1継電器と、
前記第1負荷線路より前記配電系統の中心からさらに離れた第2負荷線路に配置される第2継電器と、
前記第1継電器及び前記第2継電器の間の線路に配置されて、前記第2負荷線路から発生する故障電流を所定範囲以内に制限する限流器と、
を含むことを特徴とする保護協調システム。 - 前記第1継電器の瞬時動作区間の開始時点の電流が、前記第2継電器の瞬時動作区間の開始時点の電流より大きい、請求項1に記載の保護協調システム。
- 前記限流器は、
前記第2負荷線路に故障が発生する場合、これを検出して、スイッチの開放信号を前記スイッチに送る検出部と、
前記開放信号によって開放される前記スイッチと、
前記スイッチに並列連結されて、前記スイッチが開放される場合に流入する故障電流を減少させる限流抵抗と、
を含む、請求項2に記載の保護協調システム。 - 前記限流器は、前記第2継電器の瞬時動作区間の開始時点から前記第1継電器の瞬時動作区間の開始時点までの区間に該当するように故障電流を制限する、請求項3に記載の保護協調システム。
- 前記限流器は、前記限流抵抗の値を調整して、前記第2継電器の瞬時動作区間の開始時点から前記第1継電器の瞬時動作区間の開始時点までの区間に該当するよう故障電流を制限する、請求項3または4に記載の保護協調システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110073227A KR101232976B1 (ko) | 2011-07-22 | 2011-07-22 | 보호협조 시스템 |
KR10-2011-0073227 | 2011-07-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013027306A true JP2013027306A (ja) | 2013-02-04 |
JP5567624B2 JP5567624B2 (ja) | 2014-08-06 |
Family
ID=46851276
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012161393A Active JP5567624B2 (ja) | 2011-07-22 | 2012-07-20 | 保護協調システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US8830646B2 (ja) |
EP (1) | EP2549609A3 (ja) |
JP (1) | JP5567624B2 (ja) |
KR (1) | KR101232976B1 (ja) |
CN (1) | CN102891480A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020070905A1 (ja) * | 2018-10-01 | 2020-04-09 | 三菱電機株式会社 | 直流配電システム |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101692245B1 (ko) * | 2014-06-24 | 2017-01-17 | 숭실대학교산학협력단 | 전력계통에서 순간저전압 개선을 위한 시스템 및 방법, 그 방법을 수행하기 위한 기록 매체 |
KR101691928B1 (ko) * | 2014-10-01 | 2017-01-02 | 엘에스산전 주식회사 | 보호협조 시스템 및 보호협조 방법 |
FR3041179B1 (fr) * | 2015-09-14 | 2019-05-10 | Schneider Electric Industries Sas | Dispositif et procede de limitation d'un premier pic de courant dans un reseau electrique |
KR101890035B1 (ko) * | 2016-11-04 | 2018-08-21 | 한국전력공사 | 전력 계통의 보호 시스템 및 이의 동작 방법 |
KR20200112010A (ko) | 2019-03-20 | 2020-10-05 | 한국전력공사 | 초고속 스위칭 회로를 이용한 순간 전압 강하 방지 장치, 이의 방법, 및 이 방법을 저장한 컴퓨터 판독 가능 저장 매체 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0446521A (ja) * | 1990-06-11 | 1992-02-17 | Toshiba Corp | 配電システム |
JPH10208954A (ja) * | 1997-01-21 | 1998-08-07 | Takaoka Electric Mfg Co Ltd | 負荷時タップ切換器 |
JP2000032662A (ja) * | 1998-07-09 | 2000-01-28 | Takenaka Komuten Co Ltd | 受配電設備 |
JP2000090788A (ja) * | 1998-09-09 | 2000-03-31 | Toshiba Corp | 限流装置及び限流遮断装置 |
JP2002010481A (ja) * | 2000-06-20 | 2002-01-11 | Mitsubishi Electric Corp | 受配電保護システム |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60131033A (ja) * | 1983-12-16 | 1985-07-12 | 東京電力株式会社 | 送電装置 |
JPH04112619A (ja) | 1990-09-03 | 1992-04-14 | Hitachi Ltd | 配電系統の遮断方法、遮断装置、遮断装置の使用方法 |
FR2754115B1 (fr) * | 1996-10-01 | 1998-10-30 | Schneider Electric Sa | Dispositif de distribution electrique terminale a bloc limiteur hybride |
KR100954674B1 (ko) | 2008-02-05 | 2010-04-27 | 엘에스산전 주식회사 | 피크 전류 제한 장치 |
KR100961186B1 (ko) * | 2008-05-20 | 2010-06-09 | 숭실대학교산학협력단 | 배전계통에 초전도 전류제한기 적용시 새로운 보호협조방법 |
FR2952470A1 (fr) * | 2009-11-06 | 2011-05-13 | Schneider Electric Ind Sas | Disjoncteur limiteur de courant, dispositif de distribution electrique pourvu d'un tel disjoncteur limiteur et procede de limitation de courant |
KR101044492B1 (ko) * | 2010-04-23 | 2011-06-27 | 엘에스산전 주식회사 | 하이브리드 한류기 |
-
2011
- 2011-07-22 KR KR1020110073227A patent/KR101232976B1/ko active IP Right Grant
-
2012
- 2012-07-04 EP EP12174893.3A patent/EP2549609A3/en not_active Withdrawn
- 2012-07-11 US US13/546,797 patent/US8830646B2/en active Active
- 2012-07-20 JP JP2012161393A patent/JP5567624B2/ja active Active
- 2012-07-20 CN CN201210254354XA patent/CN102891480A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0446521A (ja) * | 1990-06-11 | 1992-02-17 | Toshiba Corp | 配電システム |
JPH10208954A (ja) * | 1997-01-21 | 1998-08-07 | Takaoka Electric Mfg Co Ltd | 負荷時タップ切換器 |
JP2000032662A (ja) * | 1998-07-09 | 2000-01-28 | Takenaka Komuten Co Ltd | 受配電設備 |
JP2000090788A (ja) * | 1998-09-09 | 2000-03-31 | Toshiba Corp | 限流装置及び限流遮断装置 |
JP2002010481A (ja) * | 2000-06-20 | 2002-01-11 | Mitsubishi Electric Corp | 受配電保護システム |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020070905A1 (ja) * | 2018-10-01 | 2020-04-09 | 三菱電機株式会社 | 直流配電システム |
JPWO2020070905A1 (ja) * | 2018-10-01 | 2021-09-02 | 三菱電機株式会社 | 直流配電システム |
US11456594B2 (en) | 2018-10-01 | 2022-09-27 | Mitsubishi Electric Corporation | DC power distribution system |
Also Published As
Publication number | Publication date |
---|---|
US8830646B2 (en) | 2014-09-09 |
US20130021707A1 (en) | 2013-01-24 |
KR101232976B1 (ko) | 2013-02-13 |
EP2549609A3 (en) | 2018-01-10 |
CN102891480A (zh) | 2013-01-23 |
JP5567624B2 (ja) | 2014-08-06 |
KR20130011810A (ko) | 2013-01-30 |
EP2549609A2 (en) | 2013-01-23 |
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