KR100868696B1 - 변압기 부하감시 무정전 부하배분 절체장치 - Google Patents
변압기 부하감시 무정전 부하배분 절체장치 Download PDFInfo
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- KR100868696B1 KR100868696B1 KR1020060107415A KR20060107415A KR100868696B1 KR 100868696 B1 KR100868696 B1 KR 100868696B1 KR 1020060107415 A KR1020060107415 A KR 1020060107415A KR 20060107415 A KR20060107415 A KR 20060107415A KR 100868696 B1 KR100868696 B1 KR 100868696B1
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- South Korea
- Prior art keywords
- load
- transformer
- phase
- overload
- switching device
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00016—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
- H02J3/466—Scheduling the operation of the generators, e.g. connecting or disconnecting generators to meet a given demand
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/248—UPS systems or standby or emergency generators
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
Description
Claims (3)
- 변압기 2차측의 전압, 전류를 계측하여 전기량을 계측하는 계측부;상기 계측부에 의한 계측된 각 부하 공급상별 전기량을 기초로 변압기 용량에 대한 부하량을 측정하여 이용률과 과부하 여부를 판단하는 연산처리부;상기 각 부하 공급상에 대한 과부하 여부를 판단하여, 해당상에 대해 과부하로 판단되면 해당 과부하상에 대해 상변환하여 과부하 선로에 무정전으로 부하를 병렬공급하는 상변환부;통신을 통하여 상기 계측부에 의해 계측된 전기량 데이터, 과부하 경보 및 과부하율 및 설비 이용율 정보를 상위 시스템으로 제공하는 네트워크 통신부; 및사용자 인터페이스와 연결되는 시리얼 통신부를 포함하는 변압기 부하감시 무정전 부하배분 절체장치.
- 제 1항에 있어서,상기 네트워크 통신부는 유선, 무선 및 무선 중계방식 중 선택되는 1종의 통신방법을 이용하는 것을 특징으로 하는 변압기 부하감시 무정전 부하배분 절체장치.
- 제 1항에 있어서,상기 네트워크 통신부는 각 변압기의 2차측 선로(상별) 전기품질 및 정전정 보를 계측 관리한 정보를 상위시스템에 제공하는 것을 특징으로 하는 변압기 부하감시 무정전 부하배분 절체장치.
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KR1020060107415A KR100868696B1 (ko) | 2006-11-01 | 2006-11-01 | 변압기 부하감시 무정전 부하배분 절체장치 |
Applications Claiming Priority (1)
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KR1020060107415A KR100868696B1 (ko) | 2006-11-01 | 2006-11-01 | 변압기 부하감시 무정전 부하배분 절체장치 |
Publications (2)
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KR20080039725A KR20080039725A (ko) | 2008-05-07 |
KR100868696B1 true KR100868696B1 (ko) | 2008-11-13 |
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KR1020060107415A KR100868696B1 (ko) | 2006-11-01 | 2006-11-01 | 변압기 부하감시 무정전 부하배분 절체장치 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190009594A (ko) * | 2017-07-19 | 2019-01-29 | 한전케이디엔주식회사 | 지능형 단말장치 |
KR20240022142A (ko) | 2022-08-11 | 2024-02-20 | 한국전력공사 | 변압기 2차 중성선 ngr 절체 방법 및 절체 시스템 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101538150B1 (ko) * | 2013-04-02 | 2015-07-29 | 한전케이디엔주식회사 | Ami 시스템의 전력정보 계측 장치 |
KR101490624B1 (ko) * | 2013-10-11 | 2015-02-05 | 박윤수 | 전력계통의 이용률 및 효율을 표시한 수배전반 |
KR102199025B1 (ko) * | 2018-11-14 | 2021-01-07 | 한국전력공사 | 변압기 부하율 관리 방법 및 이를 이용한 변압기 부하율 관리 장치 |
KR102688859B1 (ko) * | 2019-08-21 | 2024-07-29 | 한국전력공사 | 지상변압기 무정전 교체 장치 및 방법 |
CN114583822B (zh) * | 2022-03-18 | 2024-08-20 | 国网伊犁伊河供电有限责任公司 | 结合电网供电风险的备自投装置过负荷跳闸方法及装置 |
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JPH07170679A (ja) * | 1993-12-13 | 1995-07-04 | Meidensha Corp | 無停電電源装置の出力電圧異常検出回路 |
KR19990064561A (ko) * | 1999-04-10 | 1999-08-05 | 황규홍 | 씨제이에스 무정전 변압기 시스템 |
KR20040062938A (ko) * | 2004-06-22 | 2004-07-09 | (주)드림파워텍 | 변압기의 초기 전원 인가 및 탭 전환시 발생되는여자돌입전류와 여자 과전류 방지 장치 및 그 제어방법 |
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Patent Citations (4)
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JPH07170679A (ja) * | 1993-12-13 | 1995-07-04 | Meidensha Corp | 無停電電源装置の出力電圧異常検出回路 |
KR19990064561A (ko) * | 1999-04-10 | 1999-08-05 | 황규홍 | 씨제이에스 무정전 변압기 시스템 |
JP2004312848A (ja) * | 2003-04-04 | 2004-11-04 | Tm T & D Kk | 3相回路の負荷不平衡解消制御システム |
KR20040062938A (ko) * | 2004-06-22 | 2004-07-09 | (주)드림파워텍 | 변압기의 초기 전원 인가 및 탭 전환시 발생되는여자돌입전류와 여자 과전류 방지 장치 및 그 제어방법 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190009594A (ko) * | 2017-07-19 | 2019-01-29 | 한전케이디엔주식회사 | 지능형 단말장치 |
KR101982026B1 (ko) * | 2017-07-19 | 2019-05-24 | 한전케이디엔주식회사 | 지능형 단말장치 |
KR20240022142A (ko) | 2022-08-11 | 2024-02-20 | 한국전력공사 | 변압기 2차 중성선 ngr 절체 방법 및 절체 시스템 |
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KR20080039725A (ko) | 2008-05-07 |
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