CN202798008U - 并网装置 - Google Patents

并网装置 Download PDF

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Publication number
CN202798008U
CN202798008U CN2010900013346U CN201090001334U CN202798008U CN 202798008 U CN202798008 U CN 202798008U CN 2010900013346 U CN2010900013346 U CN 2010900013346U CN 201090001334 U CN201090001334 U CN 201090001334U CN 202798008 U CN202798008 U CN 202798008U
Authority
CN
China
Prior art keywords
relay
incorporated
circuit
power networks
potential difference
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.)
Expired - Lifetime
Application number
CN2010900013346U
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English (en)
Chinese (zh)
Inventor
森田功
牧野康弘
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Application granted granted Critical
Publication of CN202798008U publication Critical patent/CN202798008U/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H02J3/381—Dispersed generators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits
    • H01H2047/003—Detecting welded contacts and applying weld break pulses to coil
    • 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
    • H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
    • H02J2300/20—The dispersed energy generation being of renewable origin
    • H02J2300/22—The renewable source being solar energy
    • H02J2300/24—The renewable source being solar energy of photovoltaic origin
    • 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
    • H02J3/388—Islanding, i.e. disconnection of local power supply from the network
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/56—Power conversion systems, e.g. maximum power point trackers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
CN2010900013346U 2009-11-30 2010-11-18 并网装置 Expired - Lifetime CN202798008U (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2009271846 2009-11-30
JP2009-271846 2009-11-30
JP2010257538A JP5682251B2 (ja) 2009-11-30 2010-11-18 系統連系装置
JP2010-257538 2010-11-18
PCT/JP2010/070559 WO2011065278A1 (ja) 2009-11-30 2010-11-18 系統連系装置

Publications (1)

Publication Number Publication Date
CN202798008U true CN202798008U (zh) 2013-03-13

Family

ID=44066382

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010900013346U Expired - Lifetime CN202798008U (zh) 2009-11-30 2010-11-18 并网装置

Country Status (4)

Country Link
EP (1) EP2509183A4 (enExample)
JP (1) JP5682251B2 (enExample)
CN (1) CN202798008U (enExample)
WO (1) WO2011065278A1 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103595265A (zh) * 2013-11-15 2014-02-19 山东航宇船业集团有限公司 内河船舶用小型风力发电变换器
CN103887955A (zh) * 2014-04-08 2014-06-25 盐城工学院 抑制燃料电池输出低频电流纹波的并网逆变器及控制装置
CN104935028A (zh) * 2014-03-19 2015-09-23 Ls产电株式会社 电缆安装型充电控制设备及其操作方法
WO2016026363A1 (zh) * 2014-08-18 2016-02-25 珠海格力电器股份有限公司 光伏空调器和光伏空调系统

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014171272A (ja) * 2011-06-30 2014-09-18 Sanyo Electric Co Ltd インバータおよびそれを搭載した電力変換装置
US9583943B2 (en) 2011-07-26 2017-02-28 Kyocera Corporation Power supply system, power distribution apparatus, and power control method
AT512983B1 (de) 2012-06-13 2014-06-15 Fronius Int Gmbh Verfahren zur Prüfung einer Trennstelle eines Photovoltaik-Wechselrichters und Photovoltaik-Wechselrichter
JP5472415B2 (ja) * 2012-09-21 2014-04-16 株式会社安川電機 電力変換装置
JP6203012B2 (ja) * 2013-11-20 2017-09-27 三菱電機株式会社 系統連系インバータ装置
JP6350034B2 (ja) 2014-06-30 2018-07-04 アイシン精機株式会社 分散型電源の系統連系装置
JP5844869B1 (ja) * 2014-09-24 2016-01-20 田淵電機株式会社 系統連系用リレーの異常検出装置、及びパワーコンディショナ
JP6351480B2 (ja) * 2014-10-28 2018-07-04 三菱電機株式会社 系統連系インバータ装置
JP6333746B2 (ja) * 2015-01-27 2018-05-30 株式会社椿本チエイン スイッチ装置、電力変換装置及びスイッチの短絡判定方法
JP6153663B1 (ja) 2015-11-20 2017-06-28 田淵電機株式会社 リレーの異常検出装置及びパワーコンディショナ
US10418812B2 (en) 2015-11-26 2019-09-17 Tabuchi Electric Co., Ltd. Abnormality detection device for grid interconnection relay and power conditioner
JP6897333B2 (ja) * 2017-05-31 2021-06-30 住友電気工業株式会社 電源装置及び溶着判定方法
JP6848700B2 (ja) * 2017-06-01 2021-03-24 株式会社村田製作所 系統連系装置
JP7117493B2 (ja) * 2017-09-29 2022-08-15 パナソニックＩｐマネジメント株式会社 系統連系システム
IT201800002907A1 (it) * 2018-02-21 2019-08-21 Ferrari Spa Dispositivo di controllo di interfaccia di potenza di una batteria di propulsione veicolare
JP7028034B2 (ja) * 2018-04-04 2022-03-02 株式会社アイシン 分散型電源の系統連系装置
JP7341048B2 (ja) * 2019-12-25 2023-09-08 オムロン株式会社 溶着検出装置及び溶着検出方法
JP7571534B2 (ja) * 2020-12-24 2024-10-23 セイコーエプソン株式会社 異常検出回路および異常検出方法
KR20230082970A (ko) * 2021-12-02 2023-06-09 주식회사 엘지에너지솔루션 릴레이 융착 진단 회로 및 릴레이 융착 진단 방법
CN115718255A (zh) * 2022-11-14 2023-02-28 美的威灵电机技术（上海）有限公司 检测电路、检测方法、装置、储能系统和可读存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000173428A (ja) * 1998-12-01 2000-06-23 Sanyo Electric Co Ltd 電気自動車のメインリレー溶着検出装置
JP3979278B2 (ja) * 2002-11-29 2007-09-19 松下電工株式会社 系統連系インバータ装置
EP1601093B1 (en) * 2004-05-17 2010-03-24 Sanyo Electric Co., Ltd. Inverter with detection of welding of relay contacts
JP2007026741A (ja) * 2005-07-13 2007-02-01 Jtekt Corp リレー接点の溶着検出装置
JP2007174792A (ja) * 2005-12-21 2007-07-05 Kawamura Electric Inc 系統連系インバータ装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103595265A (zh) * 2013-11-15 2014-02-19 山东航宇船业集团有限公司 内河船舶用小型风力发电变换器
CN104935028A (zh) * 2014-03-19 2015-09-23 Ls产电株式会社 电缆安装型充电控制设备及其操作方法
US9751412B2 (en) * 2014-03-19 2017-09-05 Lsis Co., Ltd. Cable installment type charging control device and method of operating the same
CN103887955A (zh) * 2014-04-08 2014-06-25 盐城工学院 抑制燃料电池输出低频电流纹波的并网逆变器及控制装置
WO2016026363A1 (zh) * 2014-08-18 2016-02-25 珠海格力电器股份有限公司 光伏空调器和光伏空调系统

Also Published As

Publication number Publication date
JP5682251B2 (ja) 2015-03-11
WO2011065278A1 (ja) 2011-06-03
EP2509183A4 (en) 2016-01-27
EP2509183A1 (en) 2012-10-10
JP2011135767A (ja) 2011-07-07

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C14 Grant of patent or utility model
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Granted publication date: 20130313

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