JP2006501794A - 確実な電力を重要な負荷に供給するシステム - Google Patents
確実な電力を重要な負荷に供給するシステム Download PDFInfo
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- JP2006501794A JP2006501794A JP2004539875A JP2004539875A JP2006501794A JP 2006501794 A JP2006501794 A JP 2006501794A JP 2004539875 A JP2004539875 A JP 2004539875A JP 2004539875 A JP2004539875 A JP 2004539875A JP 2006501794 A JP2006501794 A JP 2006501794A
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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
-
- 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
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- 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
- H02J9/062—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 for AC powered loads
-
- 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
- H02J2300/30—The power source being a fuel cell
-
- 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
- Y02B90/10—Applications of fuel cells in buildings
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Stand-By Power Supply Arrangements (AREA)
- Fuel Cell (AREA)
Abstract
Description
Claims (12)
- 不断のAC電力を重要な負荷(14)に提供する電力システム(8)であって、
a. 少なくとも一つの燃料電池電力設備(18)から成り、重要な負荷(14)に供給するのに十分な電力を通常は提供し、通常は実質的に連続して重要な負荷(14)に接続されかつ電力を供給する、第一の電力供給源(18)と、
b. 重要な負荷(14)に供給するのに十分な電力を提供する、第二のAC電力供給源(10)と、
c. 第二の電力供給源(10)を第一の電力供給源(18)および重要な負荷(14)に選択的に接続しかつ接続を解除する、高速遮断スイッチング手段(19)と、
を備えており、
d. 前記少なくとも一つの燃料電池電力設備であって、燃料電池(60)と、インバータ(64)を含む電力調整システム(PCS)(62)とを備え、燃料電池(60)は、重要な負荷(14)に供給するAC電力への変換のためにインバータ(64)にDC電力を供給するように通常は接続される、少なくとも一つの燃料電池電力設備と、
e. 第一および第二の電力供給源(10、18)の一方または両方に作用するよう接続され、かつ、重要な負荷(14)へのAC電力の一様で連続した供給を向上させる、電力保証手段(65;10’’、66、64、70;74、75)と、
を備えることを特徴とする電力システム(8)。 - 電力保証手段(65;10’’、66、64、70;74、75)は、重要な負荷(14)への電力の一様で連続した供給を提供するように、燃料電池電力設備(18)のPCS62のインバータ64に作用するよう接続されることを特徴とする請求項1記載の電力システム(8)。
- 電力保証手段(65;10’’、66、64、70;74、75)は、負荷(14)への電力の供給において第二の電力供給源(10)における過渡的なサージを減衰させるサージ抑制手段(65)を少なくとも備えることを特徴とする請求項1記載の電力システム(8)。
- 電力保証手段(65;10’’、66、64、70;74、75)は、負荷(14)への電力の供給において第二の電力供給源(10)における過渡的なサージを減衰させるサージ抑制手段(65)を少なくとも備えることを特徴とする請求項2記載の電力システム(8)。
- サージ抑制手段(65)は、第二の電力供給源(10)におけるサージを負荷(14)のために緩衝するように第二の電力供給源(10)と直列に接続される線路フィルタを備えることを特徴とする請求項4記載の電力システム(8)。
- 電力保証手段(65;10’’、66、64、70;74、75)は、第二の電力供給源(10)から負荷(14)への電力供給を保証するように、かつ、保護的な遮断を向上させるように、第二の電力供給源(10)と負荷(14)との間に作用するよう接続される二重変換電力接続手段(10’’、66、64、70)を少なくとも備えることを特徴とする請求項2記載の電力システム(8)。
- 二重変換電力接続手段(10’’、66、64、70)は、第二の電力供給源(10)から負荷(14)へ二重変換電力を提供するように、第二の電力供給源(10)からインバータ(64)に直列に接続(10’’)される第一の整流器(66)を備えることを特徴とする請求項6記載の電力システム(8)。
- 二重変換電力接続手段(10’’、66、64、70)は、第二の電力供給源(10)と第一の電力供給源(18)の燃料電池(60)との間で電力の逆供給を防止するように、燃料電池(60)と直列に、かつ、第一の整流器(66)および第二の電力供給源(10)と並列に接続される第二の整流器(70)をさらに備えることを特徴とする請求項7記載の電力システム(8)。
- 電力保証手段(65;10’’、66、64、70;74、75)は、少なくとも第二の電力供給源(10)からインバータ(64)への電圧の低下の間の一時的な時間間隔の間にインバータ(64)へ電気エネルギーを提供するように接続される貯蔵エネルギー手段(74)を少なくとも備えることを特徴とする請求項2記載の電力システム(8)。
- 電力保証手段(65;10’’、66、64、70;74、75)は、第二の電力供給源(10)と第一の電力供給源(18)の燃料電池(60)からインバータ(64)への電圧の低下の間の一時的な時間間隔の間にインバータ(64)へ電気エネルギーを提供するように接続される貯蔵エネルギー手段(74)を少なくとも備えることを特徴とする請求項6記載の電力システム(8)。
- 貯蔵エネルギー手段(74)は、第二の電力供給源(10)およびインバータ(64)に少なくとも接続されるキャパシタ(75)を備えることを特徴とする請求項10記載の電力システム(8)。
- 電力保証手段(65;10’’、66、64、70;74、75)は、インバータ(64)および負荷(14)に電気エネルギーを一時的に提供する第三の電力供給源(74)を提供するように整流器(66)を含む少なくとも第二の電力供給源(10)と並列にインバータ(64)に接続されるキャパシタ(75)と、第二の電力供給源における過渡的なサージを抑制しかつ減衰させそれによって負荷(14)を保護するように第二の電力供給源(10)と直列に接続される線路フィルタ(65)とをさらに備えることを特徴とする請求項7記載の電力システム(8)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/255,921 US7061139B2 (en) | 2001-02-13 | 2002-09-26 | System for providing assured power to a critical load |
PCT/US2003/030160 WO2004030178A1 (en) | 2002-09-26 | 2003-09-23 | System for providing assured power to a critical load |
Publications (2)
Publication Number | Publication Date |
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JP2006501794A true JP2006501794A (ja) | 2006-01-12 |
JP4159546B2 JP4159546B2 (ja) | 2008-10-01 |
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Application Number | Title | Priority Date | Filing Date |
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JP2004539875A Expired - Fee Related JP4159546B2 (ja) | 2002-09-26 | 2003-09-23 | 確実な電力を重要な負荷に供給するシステム |
Country Status (8)
Country | Link |
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US (1) | US7061139B2 (ja) |
JP (1) | JP4159546B2 (ja) |
KR (1) | KR100997559B1 (ja) |
CN (1) | CN100416972C (ja) |
AU (1) | AU2003272677A1 (ja) |
BR (1) | BR0314764A (ja) |
DE (1) | DE10393658T5 (ja) |
WO (1) | WO2004030178A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011126221A2 (en) * | 2010-04-07 | 2011-10-13 | Ls Cable Ltd. | Power control system by using distributed generation |
JP2019509006A (ja) * | 2016-03-04 | 2019-03-28 | ドゥサン フューエル セル アメリカ、インコーポレイテッド | 有効電力モードと無効電力モードとを有する燃料電池発電プラント |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7729811B1 (en) * | 2001-04-12 | 2010-06-01 | Eestor, Inc. | Systems and methods for utility grid power averaging, long term uninterruptible power supply, power line isolation from noise and transients and intelligent power transfer on demand |
US7595109B2 (en) * | 2001-04-12 | 2009-09-29 | Eestor, Inc. | Electrical-energy-storage unit (EESU) utilizing ceramic and integrated-circuit technologies for replacement of electrochemical batteries |
US7914755B2 (en) | 2001-04-12 | 2011-03-29 | Eestor, Inc. | Method of preparing ceramic powders using chelate precursors |
DE10235162A1 (de) * | 2002-08-01 | 2004-02-19 | Robert Bosch Gmbh | Steuergerät in einem Fahrzeug |
AU2003280008B2 (en) * | 2002-11-04 | 2008-05-15 | Raytheon Company | Intelligent power system |
US7602073B2 (en) * | 2002-11-15 | 2009-10-13 | Sprint Communications Company L.P. | Power system with fuel cell and localized air-conditioning for computing equipment |
DE20221791U1 (de) * | 2002-12-23 | 2007-11-08 | Hüttinger Elektronik GmbH & Co. KG | Modulare Stromversorgung |
US7259481B2 (en) * | 2003-02-28 | 2007-08-21 | Kohler Co. | Automatic transfer switch capable of receiving input power having voltage within a wide range |
JP2004312849A (ja) * | 2003-04-04 | 2004-11-04 | Sanyo Denki Co Ltd | 蓄電池劣化判定回路付無停電給電装置 |
US20060108970A1 (en) * | 2003-06-11 | 2006-05-25 | Leasure Jeremy D | Integrated fuel cell system |
US7307360B2 (en) * | 2004-01-30 | 2007-12-11 | Arizona Board Of Regents | Uninterruptible power supplies |
US7466536B1 (en) | 2004-08-13 | 2008-12-16 | Eestor, Inc. | Utilization of poly(ethylene terephthalate) plastic and composition-modified barium titanate powders in a matrix that allows polarization and the use of integrated-circuit technologies for the production of lightweight ultrahigh electrical energy storage units (EESU) |
US7417336B2 (en) * | 2004-08-31 | 2008-08-26 | Caterpillar Inc. | Combination current hysteresis and voltage hysteresis control for a power converter |
KR100702362B1 (ko) * | 2004-10-06 | 2007-04-02 | 삼성전자주식회사 | 안정적인 시스템 종료를 위한 전원 공급 회로 및 방법 |
JP4410670B2 (ja) * | 2004-12-10 | 2010-02-03 | 山洋電気株式会社 | 無停電電源装置 |
BRPI0614306A2 (pt) * | 2005-08-05 | 2011-03-22 | Power Group International Inc | sistema de fornecimento ininterrupto de energia |
US7648687B1 (en) | 2006-06-15 | 2010-01-19 | Eestor, Inc. | Method of purifying barium nitrate aqueous solution |
US20080025053A1 (en) * | 2006-07-25 | 2008-01-31 | Januszewski Michael W | Uninterruptible power supply with transient suppression |
US8853116B2 (en) | 2006-08-02 | 2014-10-07 | Eestor, Inc. | Method of preparing ceramic powders |
US7993611B2 (en) | 2006-08-02 | 2011-08-09 | Eestor, Inc. | Method of preparing ceramic powders using ammonium oxalate |
US8145362B2 (en) | 2006-08-04 | 2012-03-27 | Eestor, Inc. | Utility grid power averaging and conditioning |
TWI332743B (en) * | 2006-11-30 | 2010-11-01 | Ind Tech Res Inst | Control device and method of renewable energy system signgle-phase power conditioner |
CN101542865B (zh) * | 2007-02-20 | 2012-07-11 | 松下电器产业株式会社 | 发电装置及其运转方法 |
CN101755228A (zh) * | 2007-03-15 | 2010-06-23 | 恩莱特有限公司 | 光纤结构及其制造方法 |
US20080278003A1 (en) * | 2007-05-09 | 2008-11-13 | Liebert Corporation | High efficiency alternative/renewable powered ups system |
CN101765965A (zh) * | 2007-07-26 | 2010-06-30 | Utc电力公司 | 具有ac和dc功率源的功率*** |
WO2009076640A2 (en) * | 2007-12-12 | 2009-06-18 | Pareto Energy Ltd. | Electric power distribution methods and apparatus |
DE102008020356A1 (de) * | 2008-04-23 | 2009-10-29 | Fraport Ag Frankfurt Airport Services Worldwide | Notstromversorgungsanlage mit Brennstoffzelle |
US20090278408A1 (en) * | 2008-05-06 | 2009-11-12 | Cioffi Alfonso J | Integrated dc power system with one or more fuel cells |
US9231438B2 (en) * | 2008-10-01 | 2016-01-05 | Aspen Avionics, Inc. | Airborne power system disconnect system and method |
US8258640B2 (en) * | 2008-10-30 | 2012-09-04 | Caterpillar Inc. | Power system having transient control |
US20100285316A1 (en) * | 2009-02-27 | 2010-11-11 | Eestor, Inc. | Method of Preparing Ceramic Powders |
KR101156533B1 (ko) * | 2009-12-23 | 2012-07-03 | 삼성에스디아이 주식회사 | 에너지 저장 시스템 및 이의 제어 방법 |
WO2012134424A2 (en) * | 2010-01-20 | 2012-10-04 | Eestor, Inc. | Purification of barium ion source |
CN102347624A (zh) * | 2010-08-03 | 2012-02-08 | 中兴电工机械股份有限公司 | 燃料电池备援电力***及其控制方法 |
TWI563771B (en) | 2010-11-15 | 2016-12-21 | Bloom Energy Corp | Fuel cell system, method of providing electrical power to a load and method of charging electric vehicles |
US9118213B2 (en) | 2010-11-24 | 2015-08-25 | Kohler Co. | Portal for harvesting energy from distributed electrical power sources |
CN102694381B (zh) * | 2011-03-25 | 2014-07-23 | 珠海优特电力科技股份有限公司 | 多级电网自愈控制方法 |
CN102157980A (zh) * | 2011-03-31 | 2011-08-17 | 昆山弗尔赛能源有限公司 | 基于燃料电池的不间断电源供电***及其供电方法 |
US9583942B2 (en) * | 2011-04-20 | 2017-02-28 | Reliance Controls Corporation | Transfer switch for automatically switching between alternative energy source and utility grid |
DK2541722T3 (en) * | 2011-06-29 | 2016-01-11 | Siemens Ag | A method and controller for controlling a device for producing electrical power, in particular a wind turbine |
WO2013184718A1 (en) * | 2012-06-04 | 2013-12-12 | K2IP Holdings, LLC | Integrated power plant and data center |
US9793753B2 (en) | 2012-09-21 | 2017-10-17 | Schneider Electric It Corporation | Power quality detector |
US20140106247A1 (en) | 2012-10-16 | 2014-04-17 | Bloom Energy Corporation | Energy Load Management System |
US9711967B1 (en) * | 2012-11-06 | 2017-07-18 | Reliance Conrtols Corporation | Off grid backup inverter automatic transfer switch |
US9531288B2 (en) * | 2012-11-21 | 2016-12-27 | Liebert Corporation | Systems and methods for balancing UPS output voltages during transitions between operating modes |
US20140361624A1 (en) * | 2013-06-10 | 2014-12-11 | Active Power, Inc. | Apparatus and methods for control of load power quality in uninterruptible power systems |
US9733623B2 (en) | 2013-07-31 | 2017-08-15 | Abb Research Ltd. | Microgrid energy management system and method for controlling operation of a microgrid |
GB2533277B (en) * | 2014-12-08 | 2017-12-06 | Intelligent Energy Ltd | Fuel cell assembly and associated method of operation |
US10158248B2 (en) | 2014-12-15 | 2018-12-18 | Kohler Co. | Communication failure handling |
CN105656180A (zh) * | 2015-04-14 | 2016-06-08 | 国家电网公司 | 一种基于超级电容的备用电源快速投切*** |
US10243226B2 (en) | 2015-09-09 | 2019-03-26 | Fuelcell Energy, Inc. | Fuel cell system ride-through of electric grid disturbances |
US10367215B2 (en) | 2016-05-23 | 2019-07-30 | Bloom Energy Corporation | Fuel cell system with variable auxiliary bus voltage and method of operating thereof |
WO2018071398A1 (en) | 2016-10-10 | 2018-04-19 | Gilbarco Inc. | Fuel dispenser with power distribution system |
WO2018122873A1 (en) * | 2017-01-02 | 2018-07-05 | Gilbarco Veeder Root India Pvt. Ltd. | Fuel dispenser with power supply protection arrangement |
US20180265213A1 (en) * | 2017-03-17 | 2018-09-20 | Hamilton Sundstrand Corporation | Emergency power generation via electrically driven tail cone boundary layer ingestion thruster |
CN107591885A (zh) * | 2017-10-20 | 2018-01-16 | 大连图尔世电源科技有限公司 | 一种eps应急电源 |
US20190273393A1 (en) * | 2018-03-03 | 2019-09-05 | Chengwu Chen | Energy management system, method and device for maximizing power utilization from alterative electrical power sources |
US11677265B2 (en) * | 2019-02-25 | 2023-06-13 | Eaton Intelligent Power Limited | Controllers for uninterruptible power supplies and methods of operating the same |
US10958098B1 (en) * | 2019-10-07 | 2021-03-23 | Google Llc | UPS system for powering alternating and direct current loads |
CN115473248A (zh) * | 2021-06-10 | 2022-12-13 | 台达电子工业股份有限公司 | Ups和pcs的混合供电*** |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4004947A (en) * | 1975-02-12 | 1977-01-25 | United Technologies Corporation | Pressurized fuel cell power plant |
GB2250130B (en) * | 1990-11-23 | 1995-02-22 | Vickers Shipbuilding & Eng | Application of fuel cells to power generation systems |
DE4215550A1 (de) * | 1992-05-12 | 1993-11-18 | Siemens Ag | Verfahren und Einrichtung zur Bereitstellung von elektrischer Energie aus einem Gleichstromspeicher |
FR2709873B1 (fr) * | 1993-09-06 | 1995-10-20 | Imra Europe Sa | Générateur de tension à pile à combustible. |
JPH07336894A (ja) * | 1994-06-02 | 1995-12-22 | Sanyo Electric Co Ltd | 無停電電源装置 |
US5579197A (en) * | 1995-01-24 | 1996-11-26 | Best Power Technology, Incorporated | Backup power system and method |
JPH08236134A (ja) * | 1995-02-23 | 1996-09-13 | Mitsubishi Heavy Ind Ltd | 燃料電池用給電制御装置 |
JP3322060B2 (ja) | 1995-03-23 | 2002-09-09 | 株式会社日立製作所 | 発電プラント及び発電プラントの制御装置 |
JPH0916277A (ja) * | 1995-04-24 | 1997-01-17 | Canon Inc | 太陽電池を有する直流電源システムおよびその動作方法 |
DE19538381C2 (de) * | 1995-10-14 | 1999-07-15 | Aeg Energietechnik Gmbh | Anordnung zur unterbrechungsfreien Stromversorgung elektrischer Verbraucher |
US5573867A (en) * | 1996-01-31 | 1996-11-12 | Westinghouse Electric Corporation | Purge gas protected transportable pressurized fuel cell modules and their operation in a power plant |
US5880536A (en) * | 1997-05-14 | 1999-03-09 | Io Limited Partnership, Llp | Customer side power management system including auxiliary fuel cell for reducing potential peak load upon utilities and providing electric power for auxiliary equipment |
US5939798A (en) * | 1997-06-17 | 1999-08-17 | General Electric Company | Hybrid energy storage system |
EP1104591A4 (en) * | 1998-05-19 | 2005-02-09 | Sure Power Corp | POWER SUPPLY SYSTEM |
US6198176B1 (en) * | 1999-02-16 | 2001-03-06 | Statordyne Llc | UPS/CPS system |
US6198177B1 (en) * | 2000-01-07 | 2001-03-06 | Lucent Technologies Inc. | Power supply providing backup AC voltage and method of operation thereof |
CA2403888C (en) * | 2000-03-20 | 2007-05-29 | Alpha Technologies Inc. | Uninterruptible power supplies using fuel cells |
US6583523B1 (en) * | 2000-08-09 | 2003-06-24 | Inverters Unlimited, Inc. | Parallel DC power sources with different characteristics |
US6654261B2 (en) | 2000-10-27 | 2003-11-25 | Youtility, Inc | Inverter DC link volts “tooth” modulation scheme |
US6304006B1 (en) * | 2000-12-28 | 2001-10-16 | Abb T&D Technology Ltd. | Energy management uninterruptible power supply system |
-
2002
- 2002-09-26 US US10/255,921 patent/US7061139B2/en not_active Expired - Lifetime
-
2003
- 2003-09-23 JP JP2004539875A patent/JP4159546B2/ja not_active Expired - Fee Related
- 2003-09-23 KR KR1020057005193A patent/KR100997559B1/ko active IP Right Grant
- 2003-09-23 BR BR0314764A patent/BR0314764A/pt not_active IP Right Cessation
- 2003-09-23 WO PCT/US2003/030160 patent/WO2004030178A1/en active Application Filing
- 2003-09-23 AU AU2003272677A patent/AU2003272677A1/en not_active Abandoned
- 2003-09-23 CN CNB038253208A patent/CN100416972C/zh not_active Expired - Fee Related
- 2003-09-23 DE DE2003193658 patent/DE10393658T5/de not_active Withdrawn
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011126221A2 (en) * | 2010-04-07 | 2011-10-13 | Ls Cable Ltd. | Power control system by using distributed generation |
WO2011126221A3 (en) * | 2010-04-07 | 2012-01-05 | Ls Cable Ltd. | Power control system by using distributed generation |
JP2019509006A (ja) * | 2016-03-04 | 2019-03-28 | ドゥサン フューエル セル アメリカ、インコーポレイテッド | 有効電力モードと無効電力モードとを有する燃料電池発電プラント |
Also Published As
Publication number | Publication date |
---|---|
US7061139B2 (en) | 2006-06-13 |
US20030025397A1 (en) | 2003-02-06 |
CN100416972C (zh) | 2008-09-03 |
KR20050071511A (ko) | 2005-07-07 |
JP4159546B2 (ja) | 2008-10-01 |
KR100997559B1 (ko) | 2010-11-30 |
WO2004030178A1 (en) | 2004-04-08 |
CN1701481A (zh) | 2005-11-23 |
AU2003272677A1 (en) | 2004-04-19 |
DE10393658T5 (de) | 2005-10-13 |
BR0314764A (pt) | 2005-07-26 |
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