US20070068162A1 - Control system and control method for cogeneration system - Google Patents

Control system and control method for cogeneration system Download PDF

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Publication number
US20070068162A1
US20070068162A1 US11/529,382 US52938206A US2007068162A1 US 20070068162 A1 US20070068162 A1 US 20070068162A1 US 52938206 A US52938206 A US 52938206A US 2007068162 A1 US2007068162 A1 US 2007068162A1
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United States
Prior art keywords
electric power
calculating
distribution line
voltage
combination
Prior art date
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Abandoned
Application number
US11/529,382
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English (en)
Inventor
Akiyoshi Komura
Masahiro Watanabe
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Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Assigned to HITACHI, LTD. reassignment HITACHI, LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: WATANABE, MASAHIRO, KOMURA, AKIYOSHI
Publication of US20070068162A1 publication Critical patent/US20070068162A1/en
Abandoned legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D12/00—Other central heating systems
    • F24D12/02—Other central heating systems having more than one heat source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D18/00—Small-scale combined heat and power [CHP] generation systems specially adapted for domestic heating, space heating or domestic hot-water supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2101/00—Electric generators of small-scale CHP systems
    • F24D2101/10—Gas turbines; Steam engines or steam turbines; Water turbines, e.g. located in water pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2101/00—Electric generators of small-scale CHP systems
    • F24D2101/30—Fuel cells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2101/00—Electric generators of small-scale CHP systems
    • F24D2101/70—Electric generators driven by internal combustion engines [ICE]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2101/00—Electric generators of small-scale CHP systems
    • F24D2101/80—Electric generators driven by external combustion engines, e.g. Stirling engines
    • 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
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • 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
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/14—Combined heat and power generation [CHP]
US11/529,382 2005-09-29 2006-09-29 Control system and control method for cogeneration system Abandoned US20070068162A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005-283231 2005-09-29
JP2005283231A JP4600235B2 (ja) 2005-09-29 2005-09-29 コジェネレーション設備制御システム及びコジェネレーション設備制御方法

Publications (1)

Publication Number Publication Date
US20070068162A1 true US20070068162A1 (en) 2007-03-29

Family

ID=37892195

Family Applications (1)

Application Number Title Priority Date Filing Date
US11/529,382 Abandoned US20070068162A1 (en) 2005-09-29 2006-09-29 Control system and control method for cogeneration system

Country Status (3)

Country Link
US (1) US20070068162A1 (ja)
JP (1) JP4600235B2 (ja)
CN (1) CN100446376C (ja)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100218807A1 (en) * 2009-02-27 2010-09-02 Skywatch Energy, Inc. 1-dimensional concentrated photovoltaic systems
US20100273509A1 (en) * 2009-04-22 2010-10-28 Embarq Holdings Company, Llc Mass transportation service delivery platform
US20100319684A1 (en) * 2009-05-26 2010-12-23 Cogenra Solar, Inc. Concentrating Solar Photovoltaic-Thermal System
US20110017267A1 (en) * 2009-11-19 2011-01-27 Joseph Isaac Lichy Receiver for concentrating photovoltaic-thermal system
US20120205457A1 (en) * 2009-08-31 2012-08-16 Kazuto Kubota Hot water supply apparatus
US20140033993A1 (en) * 2012-08-06 2014-02-06 Irena Jozie McDowell Hydrogen gas buildup prevention in hot water heaters
US8669462B2 (en) 2010-05-24 2014-03-11 Cogenra Solar, Inc. Concentrating solar energy collector
US8686279B2 (en) 2010-05-17 2014-04-01 Cogenra Solar, Inc. Concentrating solar energy collector
US9037307B2 (en) 2010-01-12 2015-05-19 Panasonic Intellectual Property Management Co., Ltd. Supply-and-demand control apparatus, supply-and-demand control method, and supply-and-demand control system
EP2752953A4 (en) * 2011-09-02 2015-09-09 Hitachi Ltd VOLTAGE STABILIZER AND STABILIZATION PROCEDURE FOR A POWER SUPPLY SYSTEM
US20150280436A1 (en) * 2012-10-12 2015-10-01 Vito Nv Method and system for distributing and/or controlling an energy flow taking into account constraints relating to the electricity network
US9270225B2 (en) 2013-01-14 2016-02-23 Sunpower Corporation Concentrating solar energy collector
US9276439B2 (en) 2010-04-13 2016-03-01 Fujitsu Limited Power supply system, power transmitter, and power receiver
GB2530306A (en) * 2014-09-18 2016-03-23 British Gas Trading Ltd Method and apparatus for combined heat and power generation
US9353973B2 (en) 2010-05-05 2016-05-31 Sunpower Corporation Concentrating photovoltaic-thermal solar energy collector
US11257173B2 (en) 2016-11-08 2022-02-22 Korea Institute Of Energy Research Complex energy system in bidirectional energy network and control method thereof
US11595000B2 (en) 2012-11-08 2023-02-28 Maxeon Solar Pte. Ltd. High efficiency configuration for solar cell string

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010270997A (ja) * 2009-05-22 2010-12-02 Chugoku Electric Power Co Inc:The 深夜電力機器制御システム及び深夜電力機器制御方法
WO2011121815A1 (ja) * 2010-03-29 2011-10-06 株式会社日立製作所 エネルギーマネジメントシステム、エネルギーマネジメント装置及びエネルギーマネジメント方法
JP5204819B2 (ja) * 2010-08-31 2013-06-05 株式会社日立製作所 エネルギマネジメントシステムおよびエネルギマネジメント方法
JP5394351B2 (ja) * 2010-10-27 2014-01-22 中国電力株式会社 電圧抑制処理装置及び電圧抑制処理方法
JP6273708B2 (ja) * 2013-01-24 2018-02-07 日本電気株式会社 電力ネットワークシステム並びに電力ルータ及びその管理装置、運転方法及び運転プログラム
JP5279972B1 (ja) * 2013-02-01 2013-09-04 中国電力株式会社 電力予測装置
JP7075772B2 (ja) * 2018-02-15 2022-05-26 東北電力株式会社 電力需要予測装置、電力需要予測方法及び電力需要予測プログラム
JP7417072B2 (ja) 2020-02-12 2024-01-18 日新電機株式会社 需給制御システム

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6392856B1 (en) * 2000-04-24 2002-05-21 American Superconductor Corporation Method and system for providing voltage support to a load connected to a utility power network
US20040044442A1 (en) * 2001-12-28 2004-03-04 Bayoumi Deia Salah-Eldin Optimized dispatch planning of distributed resources in electrical power systems
US20040106024A1 (en) * 2001-06-18 2004-06-03 Shinji Miyauchi Cogeneration apparatus, cogeneration method, program, and medium
US20040158360A1 (en) * 2003-02-04 2004-08-12 Charles Garland System and method of energy management and allocation within an energy grid
US6988024B2 (en) * 2003-08-29 2006-01-17 Matsushita Electric Industrial Co., Ltd. Cogeneration system, operation controller for cogeneration facility, and operation program for cogeneration facility
US20060116789A1 (en) * 2004-12-01 2006-06-01 Dharmashankar Subramanian Methods and apparatuses for control of building cooling, heating and power co-generation systems
US20070006586A1 (en) * 2005-06-21 2007-01-11 Hoffman John S Serving end use customers with onsite compressed air energy storage systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003134674A (ja) * 2001-10-26 2003-05-09 Toho Gas Co Ltd 家庭用コージェネレーションネットワークシステム
JP3925350B2 (ja) * 2002-08-23 2007-06-06 株式会社日立製作所 電力設備の協調コントローラ
JP2004274812A (ja) * 2003-03-05 2004-09-30 Hitachi Ltd 配電系統における電力品質維持支援方法及びシステム
JP2005163624A (ja) * 2003-12-02 2005-06-23 Hitachi Ltd エンジンコージェネレーションシステム
JP2006149061A (ja) * 2004-11-18 2006-06-08 Nippon Telegr & Teleph Corp <Ntt> 分散型エネルギーシステムの運転制御方法および制御装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6392856B1 (en) * 2000-04-24 2002-05-21 American Superconductor Corporation Method and system for providing voltage support to a load connected to a utility power network
US20040106024A1 (en) * 2001-06-18 2004-06-03 Shinji Miyauchi Cogeneration apparatus, cogeneration method, program, and medium
US20040044442A1 (en) * 2001-12-28 2004-03-04 Bayoumi Deia Salah-Eldin Optimized dispatch planning of distributed resources in electrical power systems
US20040158360A1 (en) * 2003-02-04 2004-08-12 Charles Garland System and method of energy management and allocation within an energy grid
US6988024B2 (en) * 2003-08-29 2006-01-17 Matsushita Electric Industrial Co., Ltd. Cogeneration system, operation controller for cogeneration facility, and operation program for cogeneration facility
US20060116789A1 (en) * 2004-12-01 2006-06-01 Dharmashankar Subramanian Methods and apparatuses for control of building cooling, heating and power co-generation systems
US20070006586A1 (en) * 2005-06-21 2007-01-11 Hoffman John S Serving end use customers with onsite compressed air energy storage systems

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100218807A1 (en) * 2009-02-27 2010-09-02 Skywatch Energy, Inc. 1-dimensional concentrated photovoltaic systems
US20100273509A1 (en) * 2009-04-22 2010-10-28 Embarq Holdings Company, Llc Mass transportation service delivery platform
US20100319684A1 (en) * 2009-05-26 2010-12-23 Cogenra Solar, Inc. Concentrating Solar Photovoltaic-Thermal System
US20110036345A1 (en) * 2009-05-26 2011-02-17 Cogenra Solar, Inc. Concentrating Solar Photovoltaic-Thermal System
US20120205457A1 (en) * 2009-08-31 2012-08-16 Kazuto Kubota Hot water supply apparatus
US20110017267A1 (en) * 2009-11-19 2011-01-27 Joseph Isaac Lichy Receiver for concentrating photovoltaic-thermal system
US9037307B2 (en) 2010-01-12 2015-05-19 Panasonic Intellectual Property Management Co., Ltd. Supply-and-demand control apparatus, supply-and-demand control method, and supply-and-demand control system
US9276439B2 (en) 2010-04-13 2016-03-01 Fujitsu Limited Power supply system, power transmitter, and power receiver
US9353973B2 (en) 2010-05-05 2016-05-31 Sunpower Corporation Concentrating photovoltaic-thermal solar energy collector
US8686279B2 (en) 2010-05-17 2014-04-01 Cogenra Solar, Inc. Concentrating solar energy collector
US8669462B2 (en) 2010-05-24 2014-03-11 Cogenra Solar, Inc. Concentrating solar energy collector
US9537314B2 (en) 2011-09-02 2017-01-03 Hitachi, Ltd. Power system voltage stabilizer and stabilization method
EP2752953A4 (en) * 2011-09-02 2015-09-09 Hitachi Ltd VOLTAGE STABILIZER AND STABILIZATION PROCEDURE FOR A POWER SUPPLY SYSTEM
US20140033993A1 (en) * 2012-08-06 2014-02-06 Irena Jozie McDowell Hydrogen gas buildup prevention in hot water heaters
US20150280436A1 (en) * 2012-10-12 2015-10-01 Vito Nv Method and system for distributing and/or controlling an energy flow taking into account constraints relating to the electricity network
US10063052B2 (en) * 2012-10-12 2018-08-28 Katholieke Universiteit Leuven Method and system for distributing and/or controlling an energy flow taking into account constraints relating to the electricity network
US11595000B2 (en) 2012-11-08 2023-02-28 Maxeon Solar Pte. Ltd. High efficiency configuration for solar cell string
US9270225B2 (en) 2013-01-14 2016-02-23 Sunpower Corporation Concentrating solar energy collector
GB2536158B (en) * 2014-09-18 2017-03-01 British Gas Trading Ltd Power distribution control of combined heat and power generation apparatus over a network
GB2530306B (en) * 2014-09-18 2017-07-26 British Gas Trading Ltd Method and apparatus for Temperature Control
GB2536158A (en) * 2014-09-18 2016-09-07 British Gas Trading Ltd Method and apparatus for combined heat and power generation
GB2530306A (en) * 2014-09-18 2016-03-23 British Gas Trading Ltd Method and apparatus for combined heat and power generation
US11257173B2 (en) 2016-11-08 2022-02-22 Korea Institute Of Energy Research Complex energy system in bidirectional energy network and control method thereof

Also Published As

Publication number Publication date
CN100446376C (zh) 2008-12-24
CN1941536A (zh) 2007-04-04
JP4600235B2 (ja) 2010-12-15
JP2007097304A (ja) 2007-04-12

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Owner name: HITACHI, LTD., JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KOMURA, AKIYOSHI;WATANABE, MASAHIRO;REEL/FRAME:018357/0534;SIGNING DATES FROM 20060901 TO 20060905

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION