序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
81 Control Unit For Fuel-Cell Power Generation Apparatus, And Control Method, Control Program And Computer-Readable Record Medium With Control Program For The Same US11631412 2005-07-05 US20080038604A1 2008-02-14 Shigeaki Matsubayashi; Masataka Ozeki; Yoshikazu Tanaka
A control unit is provided which is capable of operating a fuel-cell power generation apparatus efficiently according to a power consumption and a supplied hot-water heat consumption which are different in each home, and realizing the saving of energy. A generated-power command-pattern creation section 212 creates a plurality of generated-power command patterns which are obtained from a combination of a start time and a stop time of the fuel-cell power generation apparatus, based on a power-consumption prediction value; a hot-water storage-tank heat-quantity calculation section 215 calculates a stored hot-water heat quantity for a predetermined period in a hot-water storage tank, based on a supplied hot-water heat-consumption prediction; a fuel-cell system-energy calculation section 214 calculates fuel-cell system energy which indicates the energy of a fuel required in hot-water supply equipment and electricity required in electric equipment when the fuel-cell power generation apparatus is operated in each generated-power command pattern; and in terms of the fuel-cell system energy in each of the plurality of generated-power command patterns, an optimum command-pattern selection section 217 operates the fuel-cell power generation apparatus in the generated-power command pattern which minimizes the fuel-cell system energy.
82 Power supply independent device for producing a hot air flow US10527284 2003-05-22 US07260900B2 2007-08-28 Peter Anthes; Martin Liebeck
The invention relates to a power supply independent device (1) producing a hot air flow (2). Heat (4) is produced by a catalytic heating element (5) which is energized by a liquid fuel, the hot air flow (2) being produced by an electric fan (7). The inventive device (1) is provided with a fuel cell (8) which supplies electric power to the fan (7). Said device comprises a tank (10) for the liquid fuel connected with the aid of a valve (11) to the fuel cell (8) and the heating element (5) in such a way that they are jointly supplied with the liquid fuel (6).
83 Method of heating water with rod shaped electrodes in a two-dimensional matrix US10328901 2002-12-24 US07171111B2 2007-01-30 Carlton W. Sheldon
An improved scheme for dissociating water into hydrogen and oxygen is provided in which a two dimensional matrix of electrodes is provided in a reaction vessel. The electrodes are connected to a source of electrical power for providing a potential difference there between sufficient for dissociating the water. The matrix includes a smallest two dimensional repeating group that consists of four electrodes arranged in a quadrilateral clockwise plus, minus, plus, minus. The hydrogen can be used for burning, running an internal combustion engine, or for providing electrical power in a fuel cell. Core water from the matrix can also be used directly as heating water. Direct current, or switched direct current can be used for generating hydrogen while AC sources can be used for generating heat.
84 Power supply independent device for producing a hot air flow US10527284 2003-05-22 US20050252023A1 2005-11-17 Peter Anthes; Martin Liebeck
The invention relates to a power supply independent device (1) producing a hot air flow (2). Heat (4) is produced by a catalytic heating element (5) which is energised by a liquid fuel, the hot air flow (2) being produced by an electric fan (7). The inventive device (1) is provided with a fuel cell (8) which supplies electric power to the fan (7). Said device comprises a tank (10) for the liquid fuel connected with the aid of a valve (11) to the fuel cell (8) and the heating element (5) in such a way that they are jointly supplied with the liquid fuel (6).
85 Fuel cell system for generating electric energy and heat US09980106 2000-05-26 US06887607B1 2005-05-03 Anton Scholten; Petrus Franciscus M. T. van Nisselrooij; Joannes Maria der Kinderen; Heinz Werner Freese
The fuel processor system of the invention generates hydrogen from a hydrocarbon compound or from mixtures of hydrocarbon compounds for generating electric energy and heat by way of a combustion path, along which the generated hydrogen is passed for combustion. Included in the combustion path is at least one fuel cell for generating electric energy. The system further includes a first heat exchanger and a second heat exchanger, which, on the one hand, are series included in the combustion path downstream of the fuel cell. The first heat exchanger exchanges heat between the combustion path and a first heating circuit which includes the fuel cell. The second heat exchanger exchanges heat between the combustion path and a second heating circuit which includes the fuel processor. The generated hydrogen undergoes combustion where the fuel cell assists in generating electric energy and, optionally, the fuel processor assists in generating heat.
86 Fuel-cell co-generation system of electrical energy & hot water US10103793 2002-03-25 US20020146605A1 2002-10-10 Osamu Nakanishi; Kazuhiro Osada; Takashi Ishikawa
A fuel-cell cogeneration system of electrical energy and hot water includes an off-gas burner for burning an off-gas from an anode electrode of a fuel cell, a reformer including a reformer burner for burning a mixture of air and fuel, a first heat exchanger provided at a downstream-side of stack cooling water, wherein the first heat exchanger is adapted to exchange heat from the off-gas burner with the stack cooling water from the fuel cell, to heat the stack cooling water, and a switch for switching a direction of flow of a reformed gas from the reformer, depending on an operation condition of the system and a demand for the hot water.
87 Cogeneration apparatus US09533973 2000-03-23 US06290142B1 2001-09-18 Kazuhiro Togawa; Kichitarou Oyama
A cogeneration apparatus is arranged to properly respond to a plurality of separate demands for supplying the thermal energy. A hot water storage tank 17 is provided for storing a first hot water produced using waste heat from an engine generator 10. A first heat exchanger 20 for producing the first hot water and a second heat exchanger 22 for producing a second hot water by drawing heat from the first hot water are provided in the hot water storage tank 17. A temperature sensor TS1 is provided between the first heat exchanger 20 and the second heat exchanger 22 while a second temperature sensor TS2 is provided above the second heat exchanger 22. A controller 29 control the operation of the engine generator 10 in response to the conditions of thermal loads 21 and 24 determined by the measurements of temperature detected by the temperature sensors TS1 and TS2. Also, a re-heating boiler 25 is provided for heating the second hot water to be supplied to the thermal load 24.
88 Cogeneration system US715968 1996-09-19 US5819843A 1998-10-13 Yoshinori Inoue; Nozomu Kusumoto; Yuji Yoshitake; Tokuyuki Akashi
A cogeneration system includes a gas engine generator acting as private power generating equipment for generating power to be supplied to private electricity consuming equipment, and a source-side heat exchanger connected to the gas engine generator through an exhaust heat recovery piping to act as a heat source. A heat medium is heated and evaporated through a heat exchange in the source-side heat exchanger. The resulting vapor is allowed to flow upward to be supplied to room heating heat exchangers. The vapor is liquefied through a heat exchange in the room heating heat exchangers. The resulting liquid is allowed to flow downward back to the source-side heat exchanger. This natural circulation of the heat medium is used for the heating purpose. Surplus exhaust heat is released through a generator to control the heat medium supplied to the room heating heat exchangers. Thus, the private power generating equipment supplies power to the private electricity consuming equipment, while exhaust heat of the generating equipment is used to heat rooms. The entire system is constructed at low cost.
89 Apparatus employing an aqueous solution US745464 1985-06-17 US4835072A 1989-05-30 Albert P. Grasso; Wolfgang M. Vogel
An apparatus, such as a fuel cell powerplant 10 or a boiler 168, having a flow path for an aqueous solution and a method for operating the apparatus are disclosed. The aqueous solution includes water, iron based compounds, and ferric hydrous oxide of a character that retards the deposition of iron based compounds on the interior of the conduit.
90 Cogeneration US439520 1982-11-08 US4510756A 1985-04-16 Ralph E. Hise; Paul F. Swenson
A cogeneration plant for a site having an expected daily thermal load. In one embodiment, the plant includes a heat engine/electrical power generator set and a heat storage unit. The engine/generator set is sized to normally operate only during the peak rate period of the central electric service utility while rejecting a quantity of heat equal to the daily thermal load at the site. The storage unit is sized to contain a quantity of heat equal to the daily thermal load reduced by that portion of the daily load incurred during the peak rate period. In another embodiment, the cogeneration plant includes a fuel cell electrical power generator serving a local energy-integrated community. The fuel cell is sized to reject a quantity of heat to satisfy the collective average daily thermal load at the community site. Separate thermal storage sections are provided for high and low grade rejected heat.
91 Combined fuel cell and boiler system US14405154 2013-03-28 US09917317B2 2018-03-13 Dong Jin Yang
The present invention relates to a combined fuel cell and boiler system, and comprising: a fuel cell portion for receiving supplied outside air and raw material gas and generating electricity through a catalyst reaction; and a boiler portion comprising a latent heat exchanger, which is connected to an exhaust gas pipe of the fuel cell portion, for collecting the latent heat of self-generated exhaust gas with the latent heat of exhaust gas from the fuel cell portion. The present invention can effectively increase the efficiency of a boiler by supplying the exhaust gas from the fuel cell to the latent heat exchanger in the boiler, so as to be heat-exchanged in the latent heat exchanger with the exhaust gas from the boiler and then discharged, and can simplify the composition by unifying exhaust gas pipes.
92 SYNERGISTIC ENERGY ECOSYSTEM US15229319 2016-08-05 US20170234549A1 2017-08-17 Jai Zachary; James Andrew Leskosek; Greg John Montie
Synergistic Energy Ecosystem using a co-generation system and method wherein waste energy from waste heat producers within an enclosure including an electric generator is reclaimed to supply heat to the cold end of a heat pump within the enclosure for optimized use in space heating a habitat and to the management of the distribution of electricity from the generator so as to supply electricity to the habitat and to neighbouring habitats when efficient, cost-effective or required to do so by distribution policies managing the energy eco-system.
93 Synergistic energy ecosystem US13514912 2010-12-08 US09429018B2 2016-08-30 Jai Zachary; James Andrew Leskosek; Greg John Montie
Synergistic Energy Ecosystem using a co-generation system and method wherein waste energy from waste heat producers within an enclosure including an electric generator is reclaimed to supply heat to the cold end of a heat pump within the enclosure for optimized use in space heating a habitat and to the management of the distribution of electricity from the generator so as to supply electricity to the habitat and to neighboring habitats when efficient, cost-effective or required to do so by distribution policies managing the energy eco-system.
94 Heat exchanger for a hot fuel cell US13516912 2010-12-13 US08906569B2 2014-12-09 Come Loevenbruck; Dominique Indersie; Abdelkrim Boukhalfa; Benoit Talbot
A heat exchanger for operating at an outlet of a hot fuel cell feeding the heat exchanger with oxidizer gas and with fuel gas, the heat exchanger including: a first flow circuit for oxidizer gas; a second flow circuit for fuel gas; a pre-mixer chamber fed both with oxidizer gas and with fuel gas from at least the second circuit; a combustion chamber fed with the gaseous mixture from the pre-mixer chamber and with oxidizer gas from the first circuit; and a flow circuit for flue gas, receiving the flue gas coming from the combustion chamber. The first flow circuit for oxidizer gas, the second flow circuit for fuel gas, the combustion chamber, and the flow circuit for flue gas are immersed in a common cooling fluid.
95 FUEL PRODUCTION APPARATUS US14233560 2012-07-07 US20140245974A1 2014-09-04 Esam Elsarrag; Yousef Al-Horr
The present invention concerns fuel production apparatus for use with a combustion device. The apparatus comprises a fuel cell (12) for generating a combustible gas for combustion by said combustion device and power supply means (6) for said fuel cell, said power supply means comprising means for converting energy from a source of waste energy (2) associated with the combustion device into electrical energy for powering said fuel cell.
96 POWER GENERATION SYSTEM AND METHOD OF OPERATING THE SAME US14002979 2012-02-15 US20130344408A1 2013-12-26 Hiroshi Tatsui; Junji Morita; Shigeki Yasuda; Akinori Yukimasa; Atsutaka Inoue
A power generation system according to the present invention includes: a fuel cell unit including a fuel cell, a hydrogen generator having a first combustor, and a case; a controller; a combustion unit including a second combustor; and a discharge passage formed to cause the case and the combustion unit to communicate with each other. In a case where the controller causes one of the first combustor and the second combustor to perform the ignition operation, the controller maintains an operating state of the other combustor during the period of the ignition operation of the one combustor.
97 POWER GENERATION SYSTEM AND METHOD OF OPERATING THE SAME US14002302 2012-03-29 US20130337354A1 2013-12-19 Hiroshi Tatsui; Junji Morita; Akinori Yukimasa; Hidetoshi Wakamatsu; Atsutaka Inoue
A power generation system includes: an air intake passage; a fuel cell system that includes a fuel cell; a case configured to house the fuel cell, a ventilator (air supply unit), and an air intake temperature detector configured to detect a temperature of the intake air supplied to the case; a combustion device that includes a combustor; an exhaust gas passage configured to discharge a flue gas generated in the combustion device to the outside; and a controller. The air intake passage and the exhaust gas passage are configured to allow heat exchange to occur between media flowing through the passages. The controller causes the combustion device to operate when the fuel cell system is activated and the temperature detected by the air intake temperature detector is equal to or lower than a first predetermined temperature.
98 HEAT EXCHANGER FOR A HOT FUEL CELL US13516912 2010-12-13 US20130017462A1 2013-01-17 Come Loevenbruck; Dominique Indersie; Abdelkrim Boukhalfa; Benoit Talbot
A heat exchanger for operating at an outlet of a hot fuel cell feeding the heat exchanger with oxidizer gas and with fuel gas, the heat exchanger including: a first flow circuit for oxidizer gas; a second flow circuit for fuel gas; a pre-mixer chamber fed both with oxidizer gas and with fuel gas from at least the second circuit; a combustion chamber fed with the gaseous mixture from the pre-mixer chamber and with oxidizer gas from the first circuit; and a flow circuit for flue gas, receiving the flue gas coming from the combustion chamber. The first flow circuit for oxidizer gas, the second flow circuit for fuel gas, the combustion chamber, and the flow circuit for flue gas are immersed in a common cooling fluid.
99 Cogeneration system using surplus electrical current US12602133 2008-05-28 US08280237B2 2012-10-02 Yoshikazu Tanaka; Kiyoshi Taguchi; Hideo Ohara
A cogeneration system of the present invention includes: a fuel cell (1) configured to generate electricity and heat; a hot water tank (2) configured to store hot water having recovered the heat generated by the fuel cell (1); a heat exchanger (7) configured to transfer the heat generated by the fuel cell (1) to the hot water; a hot water passage (8) that is a first heat medium passage configured such that the heat is transferred to the hot water by the heat exchanger (7) and the hot water flows into the hot water tank (2); a heat medium supplier (9) configured to cause the heat medium to flow through the first heat medium passage (8); a hot water supplying passage (11) through which the hot water stored in the hot water tank (2) is supplied to the heat load; an electric power consuming heater (12) configured to heat the hot water flowing through the hot water supplying passage (11) toward the heat load by consuming surplus electric power of the fuel cell (1) and commercial electric power; and a second heat medium passage (A) configured such that the hot water is heated by the electric power consuming heater (12) and flows into the hot water tank (2).
100 Fuel cell system US12439972 2007-09-21 US08241807B2 2012-08-14 Akinori Yukimasa; Masataka Ozeki; Hideo Ohara; Akinari Nakamura
A fuel cell system includes: a fuel cell (1) configured to generate electric power by a reaction between fuel and an oxidizing agent; a cooling passage (3) through which a first heat medium for cooling down the fuel cell (1) flows; a heat exchanger (5) disposed on the cooling passage (3); and an exhaust heat recovery passage (7) through which a second heat medium which exchanges heat with the first heat medium by the heat exchanger (5) flows, wherein a deceleration portion (7c) configured to reduce a flow velocity of the second heat medium and a bubble release portion (7d) configured to discharge bubbles in the deceleration portion (7c) to an outside of the exhaust heat recovery passage (7) are disposed on the exhaust heat recovery passage (7).
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