JP5567624B2 - 保護協調システム - Google Patents
保護協調システム Download PDFInfo
- Publication number
- JP5567624B2 JP5567624B2 JP2012161393A JP2012161393A JP5567624B2 JP 5567624 B2 JP5567624 B2 JP 5567624B2 JP 2012161393 A JP2012161393 A JP 2012161393A JP 2012161393 A JP2012161393 A JP 2012161393A JP 5567624 B2 JP5567624 B2 JP 5567624B2
- 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.)
- Active
Links
- 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)
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 (3)
- 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、を含み、
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く、
前記限流器は、前記第2負荷線路に故障電流が発生する場合、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ことを特徴とする保護協調システム。 - 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1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2に記載の保護協調システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2011-0073227 | 2011-07-22 | ||
KR1020110073227A KR101232976B1 (ko) | 2011-07-22 | 2011-07-22 | 보호협조 시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013027306A JP2013027306A (ja) | 2013-02-04 |
JP5567624B2 true 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) |
Families Citing this family (6)
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 |
DE112019004924T5 (de) * | 2018-10-01 | 2021-06-17 | Mitsubishi Electric Corporation | Gleichstromleistungsverteilungssystem |
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 |
Family Cites Families (12)
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 |
JPH0446521A (ja) | 1990-06-11 | 1992-02-17 | Toshiba Corp | 配電システム |
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 |
JPH10208954A (ja) | 1997-01-21 | 1998-08-07 | Takaoka Electric Mfg Co Ltd | 負荷時タップ切換器 |
JP3650528B2 (ja) | 1998-07-09 | 2005-05-18 | 株式会社竹中工務店 | 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 |
JP4146606B2 (ja) | 2000-06-20 | 2008-09-10 | 三菱電機株式会社 | 受配電保護システム |
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 CN CN201210254354XA patent/CN102891480A/zh active Pending
- 2012-07-20 JP JP2012161393A patent/JP5567624B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
EP2549609A3 (en) | 2018-01-10 |
KR101232976B1 (ko) | 2013-02-13 |
EP2549609A2 (en) | 2013-01-23 |
JP2013027306A (ja) | 2013-02-04 |
CN102891480A (zh) | 2013-01-23 |
KR20130011810A (ko) | 2013-01-30 |
US20130021707A1 (en) | 2013-01-24 |
US8830646B2 (en) | 2014-09-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5567624B2 (ja) | 保護協調システム | |
JP6134778B2 (ja) | 直流遮断器およびその遮断方法 | |
JP5114558B2 (ja) | 微小電気機械システムを使用した選択的に調整される配電用保護システム及び保護方法 | |
JP5695158B2 (ja) | 事故電流高速検出回路 | |
US20150280427A1 (en) | System and method of controlling current-limiters in ring systems | |
KR101622187B1 (ko) | 한류기 | |
JP5844012B1 (ja) | 保護装置および保護システム | |
KR101691928B1 (ko) | 보호협조 시스템 및 보호협조 방법 | |
JP2013243827A (ja) | 保護継電装置及び電力供給回路 | |
JP6209109B2 (ja) | 保護継電装置 | |
US8589094B2 (en) | Global trip unit | |
JP6698414B2 (ja) | 送電回線保護システム | |
KR101631637B1 (ko) | 한류기 | |
JP4120540B2 (ja) | 直流給電回路網の保護方法及び直流給電回路網の保護システム | |
JP5534757B2 (ja) | 電流差動継電装置 | |
CN114389239B (zh) | 一种手拉手接线方式的母线保护电压判定方法、装置及存储介质 | |
JP3760759B2 (ja) | 過電流継電装置 | |
JP2014017947A (ja) | ネットワークプロテクタ | |
JP5574666B2 (ja) | 保護継電装置 | |
Valdes et al. | Improving selectivity & arc-flash protection through optimized instantaneous protection settings | |
JP2000175346A (ja) | 過電流継電器協調装置 | |
JP2589936Y2 (ja) | 電源切替装置 | |
JP2014204607A (ja) | 保護装置 | |
JPS6242448B2 (ja) | ||
JPH0775244A (ja) | 母線保護装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20130917 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20131217 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140204 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20140501 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20140520 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20140619 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5567624 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |