Heat Collector Patents (Class 165/10)
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Patent number: 7934543Abstract: Conditioning of ambient air in a room of a building in terms of heat and/or cold and optionally humidity, and air flow is accomplished by arrangement of latent heat accumulator bodies in the room of the building. A separate air duct, which forms an incoming-air flow, is provided to blow out incoming air underneath the latent heat accumulator bodies by utilizing the Koanda effect, while air is sucked in parallel to the surface of the latent heat accumulator bodies.Type: GrantFiled: June 3, 2003Date of Patent: May 3, 2011Inventors: Klaus Fieback, Andreas Laube, Lutz Kutzker, Harald Kuhlei, Antonius Hubertus Henricus Schmitz
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Publication number: 20110094706Abstract: A thermal stratified tank has at east one first reservoir serving as a storage chamber for receiving a heat transfer medium, and at least one second reservoir, laterally adjoining the first reservoir via a partition (14), serving as an inflow and stratification chamber (15, 16). At least one through-opening (21) is provided in the partition between the first and second reservoirs. A guiding channel (27) leads into the second reservoir for supplying heat transfer medium. The guiding channel has an outlet which is constructed and/or arranged in such a way that during operation the inflow into the stratification chamber (15, 16) is substantially horizontal. A deflector wall (19), from which the inflowing heat transfer medium rebounds, is arranged at a spacing from the outlet and substantially in the inflow direction of the heat transfer medium.Type: ApplicationFiled: October 26, 2010Publication date: April 28, 2011Inventor: Dritan Ramani
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Publication number: 20110067426Abstract: The present disclosure relates to an apparatus for treating air. More particularly, the present disclosure provides an apparatus for treating air comprising porous organic-inorganic hybrid materials formed by binding a central metal ion with an organic ligand.Type: ApplicationFiled: December 2, 2009Publication date: March 24, 2011Inventors: Young Kyu HWANG, Jong-San Chang, Dong Won Hwang, Ji Sun Lee
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Patent number: 7905110Abstract: The invention comprises a Thermal Energy Module comprising a tank adapted to hold water or other heat transfer medium (such as water), a water loop for introducing the heat transfer medium and removing the heat transfer medium, and a refrigeration loop comprising a heat exchanger further comprised of an inlet manifold, a heat transfer structure (such as a micro channel or pipe-in-plate panel) and an outlet manifold wherein the heat exchanger is adapted to transfer thermal energy between the heat transfer structure and the heat transfer medium. The Thermal energy Module may be utilized as a component of a heating and cooling system. Such a Thermal Energy Module may be used to store thermal energy during the day and return it during the evening. Additionally, such a Thermal Energy Module may be implemented as an array of such modules and such array of modules may be adapted to fit within the walls of a building or structure.Type: GrantFiled: April 2, 2009Date of Patent: March 15, 2011Inventors: Daniel Reich, Michael Burdett, Vladimir Reich
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Publication number: 20110048388Abstract: The main body of the heat accumulation element has a honeycomb structure, and fluid passages where a fluid circulates and heat accumulating medium portions where a medium for storing heat is enclosed are formed. Specifically, the heat accumulation element has partition walls, and one opening portion and the other opening portion of each of the predetermined cells of a honeycomb structure having a large number of cells partitioned and formed to function as fluid passages are plugged and fired to form plugged cells. A heat accumulating medium is provided in the plugged cells. Open cells neither plugged nor fired serve as fluid passages with the plugged cells plugged and fired serving as heat accumulating medium portions, and the fluid circulating through the open cells and the heat accumulating medium in the plugged cells exchange heat.Type: ApplicationFiled: July 30, 2010Publication date: March 3, 2011Applicant: NGK Insulators, Ltd.Inventors: Michio TAKAHASHI, Shigeharu Hashimoto
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Publication number: 20110042036Abstract: A chemical heat-storage apparatus 100 is provided with: a container 202 accommodating a heat storage material 210 that has a higher specific gravity than water and exothermically reacts with water; a heat exchanger 209 that is provided inside the container 202 and that gives heat to the heat storage material 210 in a heat storage process as well as absorbing heat from the heat storage material 210 in a heat release process; a water flow path 204 that has openings 203 opening downwardly and that is provided below the heat exchanger 209 inside the container 202 so as to supply, to the inside of the container 202, the water to react with the heat storage material 210; and a distribution plate 206 that is provided below the heat exchanger 209 inside the container 202 and above the opening 203 and that has a plurality of through holes 205 for introducing the water supplied to the inside of the container 202 from a lower part to an upper part.Type: ApplicationFiled: November 13, 2008Publication date: February 24, 2011Applicant: Panasonic CorporationInventors: Motohiro Suzuki, Atsushi Kakimoto, Toru Sukawa, Mio Furui
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Patent number: 7891575Abstract: A thermal storage and transfer system includes a cooling system and method using ice or other frozen material with heat pipes to produce a cool airstream. Preferably, the ice is disposed in a container with the condensers and evaporators of the heat pipes respectively inside and outside the container. A fan blows air across the evaporator sections through a duct to circulate within an enclosed airspace to be cooled. A separate refrigeration system which may be used to independently cool the airspace also freezes water or another liquid to produce the ice or other frozen material in the container. The cooling system is broadly applicable, including use on motor vehicles to provide cooling for several hours when the vehicle engine is off. A heating system includes an adsorbent heat exchanger for extracting heat from exhaust gases of an engine and heating an enclosed airspace.Type: GrantFiled: November 3, 2006Date of Patent: February 22, 2011Inventor: Samuel M. Sami
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Patent number: 7891412Abstract: The invention relates to a heat exchanger, in particular for an air conditioning, ventilation and/or heating device of a motor vehicle, said heat exchanger comprising a plurality of stacked modules (100) which define two series of distinct channels for circulation of first and second heat transfer fluids and are connected to inlet and outlet ducts (101, 102, 104, 105) for both heat transfer fluids.Type: GrantFiled: October 21, 2004Date of Patent: February 22, 2011Assignee: Valeo Systemes ThermiquesInventors: Didier Loup, Régine Haller, Loic Lepetit
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Publication number: 20110036537Abstract: The invention relates to a method of manufacturing a heat storage material that contains heat storage capsules. The heat storage capsules include a phase change material that absorbs and/or discharges latent heat in response to a change in temperature. The phase change material resides within outer shells of the heat storage capsules. The method involves binding abutting peripheral portions of a plurality of heat storage capsules with a molding binder, so as to form an intermediate granular molded heat storage material. An outer peripheral surface portion of the granular molded heat storage material is coated with a coating binder. The coated granular molded heat storage material is then subjected to a treatment that causes the coating binder of the coating layer to polymerize. The invention also relates to heat storage adsorbent materials, and articles (e.g., canisters) that include such heat storage adsorbent materials.Type: ApplicationFiled: April 22, 2009Publication date: February 17, 2011Applicant: OSAKA GAS CHEMICALS CO., LTD.Inventor: Kenji Seki
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Patent number: 7886809Abstract: In one embodiment, an apparatus includes a phase change material, a plurality of particles intermixed with the phase change material, and a conductive structure encapsulating the phase change material. The conductive structure includes a cavity including a cone shape. In one embodiment, a method includes forming a conductive structure having a cavity, injecting a phase change material into the cavity, injecting a plurality of spheres into the cavity, and sealing the cavity.Type: GrantFiled: October 31, 2007Date of Patent: February 15, 2011Assignee: Intel CorporationInventors: Damion T. Searls, Terrance J. Dishongh, David Pullen
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Publication number: 20110030915Abstract: A rapid absorption and extraction latent heat storage device according to the invention comprises a means (1) for containing at least one phase change material (2) within a containment vessel (3), the containment vessel forming a supporting structural exoskeleton. The containment means (1) is in the form of rods or tubes, which are made out of elastomeric material (4) containing the PCM (2). A heat exchange fluid (6) flows between and along the length of the rods (1).Type: ApplicationFiled: December 19, 2008Publication date: February 10, 2011Inventor: Frederick George Best
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Patent number: 7882888Abstract: A two-phase heat transfer system includes an evaporator unit configured to receive heat from a source, a liquid line fluidly connected to the evaporator unit, a vapor line fluidly connected to the evaporator unit, and a condenser. The evaporation unit includes a thermal capacitance device and an evaporator integrated with the thermal capacitance device.Type: GrantFiled: February 23, 2006Date of Patent: February 8, 2011Assignee: Swales & Associates, Inc.Inventors: David C. Bugby, Edward J. Kroliczek, Jessica Maria Garzon
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Publication number: 20110024075Abstract: The present invention relates to a method for regenerating heat energy with the aid of an energy system comprising n number of energy cells (121, . . . ,12n), wherein n is an integer, and n>2. The energy cells (121, . . . ,12n) are connected in sequence. Each energy cell (121, . . . ,12n) comprises a phase change material (PCM1, . . . ,PCMn), wherein PCMT1>PCMT2>, . . . , >PCMTn. The energy cells (121, . . . ,12n) performs the steps: to produce mechanical energy, which also causes rest heat energy (RH1, . . . ,RHn) stored in said energy cell (121, . . . ,12n) when the phase change material (PCM1, . . . ,PCMn) changes from solid phase to liquid phase; or to cool down when the phase change material (PCM1, . . . ,PCMn) changes from liquid phase to solid phase; to transfer said rest heat energy (RHx) from one energy cell (12x) which is cooling down as input energy to the next energy cell (12x+1), said method comprises the step: with the aid of a control means connected to said energy cells (121, .Type: ApplicationFiled: March 31, 2008Publication date: February 3, 2011Inventor: Bengt Östlund
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Publication number: 20110016858Abstract: The invention relates to a latent heat storage device for an exhaust system of a combustion engine, more preferably of a motor vehicle, with a storage body having a plurality of channels running parallel to one another, of which at least some contain a phase-changing material. Cost-effective producibility is realised if the storage body is formed through a layer structure with at least two plates of which at least one is corrugated and which contact each other and are fastened to each other in such a manner that the corrugations of the at least one plate form the channels.Type: ApplicationFiled: July 19, 2010Publication date: January 27, 2011Applicant: J. Eberspaecher GmbH & Co. KGInventor: Gerd Gaiser
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Publication number: 20110011554Abstract: A temperature-retaining device comprises an upper wall and a lower wall. The upper wall comprises a conduction plate having a top surface and a bottom surface comprising a plurality of downwardly projecting fingers. A temperature-retaining body is disposed in contact with the plurality of fingers to transfer heat from the temperature-retaining body to the conduction plate. A support structure is coupled to the upper wall and comprises a peripheral wall surrounding the temperature-retaining body. A lower wall is coupled to the support structure to enclose the temperature-retaining body within a cavity defined by the upper wall, support structure and lower wall. The lower wall comprises a gas-permeable channel that is substantially impermeable to liquids.Type: ApplicationFiled: May 20, 2010Publication date: January 20, 2011Inventors: Mathieu Lion, Marc Simeray
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Publication number: 20110011555Abstract: A heat exchanger assembly preheats comburent air for a glass furnace by means of flue gas leaving the furnace combustion chamber; the heat exchanger assembly is equipped with a regenerative heat exchanger made of a refractory material and a recuperative heat exchanger made of metal material arranged in series with each other.Type: ApplicationFiled: January 23, 2009Publication date: January 20, 2011Applicant: STARA GLASS S.P.A.Inventors: Alessandro Mola, Augusto Santero, Giampaolo Bruno
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Publication number: 20110007445Abstract: A portable magnet power supply for a superconducting magnet includes apparatus for the storage of energy released from a superconducting magnet, the apparatus having an electrical run-down load for connection across the electrical terminals of a superconducting magnet; and a heat storage material in thermal contact with the run-down load; and a method for use thereof.Type: ApplicationFiled: July 1, 2010Publication date: January 13, 2011Inventor: Hugh Alexander Blakes
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Publication number: 20100287933Abstract: A thermal energy storage apparatus capable of storing large quantities of heat uses a plurality of energy storage zones having essentially the same thermal energy storage capacity per zone. The flow of a fluid into each zone is separately and independently controlled thereby creating a modular system that is capable of responding to rapid changes in the supply of and/or demand for thermal energy.Type: ApplicationFiled: May 14, 2010Publication date: November 18, 2010Inventors: Hassan S. NIKNAFS, Daniel C. Sherman, Dean Warner, Thomas Szymanski, Andrew Addie
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Publication number: 20100281904Abstract: A dehumidification system for a vehicle includes a duct and a desiccant dehumidifier. The duct includes inside and outside air inlets, an air passage, a flap, an air outlet communicating with the vehicle interior, a heat source and an outside air heat exchanger. The desiccant dehumidifier includes a desiccant rotor, a humidity conditioning air passage, a dehumidified air passage, a regeneration passage, a humidified air passage and a regeneration heater. The air from the heat source is introduced into the desiccant rotor through the humidity conditioning air passage and introduced to the air outlet through the dehumidified air passage. The air from the heat source is introduced into the desiccant rotor through the regeneration passage and flowed through the humidified air passage. The outside air heat exchanger includes a heat exchanger, an outside air passage, a heated outside air passage and a cooled humidified air passage.Type: ApplicationFiled: May 6, 2010Publication date: November 11, 2010Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Naoya YOKOMACHI, Junya Suzuki, Noritaka Nishimori, Naoto Morisaku
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Publication number: 20100276113Abstract: A heat source recycling unit includes at least one heat removing device, a heat source conversion device and a heat preservation box. The heat removing device includes a heat inlet end connects with the pre-recycling heat source and, a heat outlet end connects with the heat source conversion device. The heat preservation box includes a heat preservation room and a refrigeration room. The heat source conversion device converts the received heat energy into heat energy and cold energy, and then transmits them to the heat preservation room and the refrigeration room respectively. The invention also provides a heat source recycling system.Type: ApplicationFiled: September 28, 2009Publication date: November 4, 2010Applicant: FIH (HONG KONG) LIMITEDInventor: HSING-YUAN HSIEH
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Publication number: 20100243198Abstract: A semi-modular rotor module 52 for a modified modular air preheater 10 has a two pin lug assembly for engaging an air preheater post 16. The two pin lug assembly includes an upper two pin lug 54 and a lower two pin lug and is configured to occupy a sector sealing plate angle ?. A plurality of diaphragms 56, 58, 60, 62 extend radially from the two pin lug assembly, including two outer diaphragms 56, 62 positioned to define a sub-sector angle ? that is less than the sealing plate angle ?. Stay plates 42 are between the diaphragms to define basket modules where heat exchange elements 22a are received. A modular rotor can be modified by removing pairs of adjacent unitary rotor modules 20 and replacing each pair with the semi-modular rotor module 52.Type: ApplicationFiled: March 24, 2009Publication date: September 30, 2010Applicant: ALSTOM TECHNOLOGY LTDInventor: William D. Slocum
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Patent number: 7784184Abstract: A regenerator having a plurality of involute foils disposed in an annular gap between an inner cylindrical tube and an outer cylindrical tube. The involute shape of the foils provides uniform spacing throughout the entire regenerator and substantial surface area for fluid contact.Type: GrantFiled: October 14, 2005Date of Patent: August 31, 2010Assignee: Sunpower, Inc.Inventors: David M. Berchowitz, Neill Lane, Todd Cale, James Gary Wood
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Publication number: 20100186924Abstract: In an accumulator including a vacuum heat-insulating layer 2 at the outer periphery of a liquid reserving portion 1, the liquid reserving portion 1 and the vacuum heat-insulating layer 2 are formed by stacking a plurality of tank constituting elements 10 composed of plate members of an identical cross-sectional shape. The liquid reserving portion 1 is composed of liquid reserving portion spaces 10f made to communicate by stacking the tank constituting element 10. The vacuum heat-insulating layer 2 is composed of heat insulating layer space 10e which are made to communicate by stacking the tank constituting elements 10 and are evacuated. The openings of the stacked tank constituting elements 10 at the both ends are closed with inlet and outlet cover plates 8 and 9.Type: ApplicationFiled: August 27, 2007Publication date: July 29, 2010Inventor: Jinichi Hiyama
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Publication number: 20100175849Abstract: The invention relates to a plate (20) for a heat transfer tube (4) made from a metal sheet comprising a peripheral outer wall (10) and having at least one first cavity (24) and least one second cavity (26) respectively formed in the metal sheet. The first cavity (24) is in contact with the peripheral outer wall (10) and that the second cavity (26) is arranged at a distance from the outer wall (10). The invention also relates a heat transfer tube (4) of a heat exchanger (1) including a pair of such plates (20) and a heat exchanger (1) including a plurality of such tubes (4).Type: ApplicationFiled: January 12, 2010Publication date: July 15, 2010Inventors: Aurélie BELLENFANT, Sylvâin MOREAU
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Publication number: 20100155012Abstract: The invention relates to a combined device 1 that includes a chamber 2 housing at least one heat exchanger 9 and accumulation area 11, the chamber 2 extends on a central axis A and the heat exchanger 9 extends according a secondary central axis B, wherein the central axis A is offset from the secondary central axis B.Type: ApplicationFiled: December 22, 2009Publication date: June 24, 2010Inventors: Jimmy LEMEE, Christophe DENOUAL, Alain POURMARIN
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Publication number: 20100155038Abstract: A heat-exchange medium for use in a regenerative thermal oxidizer has a coating of potassium aluminum silicate which prevents the build-up of silicon dioxide from processed gas on the surface of the ceramic heat-exchange media.Type: ApplicationFiled: November 19, 2009Publication date: June 24, 2010Inventors: Richard Greco, Vinod Kumar Jain
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Patent number: 7740053Abstract: A method of maintaining a space in a means of transport, such as a vehicle, at a desired temperature. The vehicle is provided with a storage tank containing a medium having a suitable temperature. According to the invention the storage tank is part of the transport means, the storage tank possesses an inlet opening for increasing the capacity for maintaining the space at the desired temperature, and is thus achieved; i) by feeding through the inlet opening a regenerating medium-comprising liquid and, after heat exchange between the regenerating medium and the medium, discharging the regenerating medium-comprising liquid; or ii) by via the inlet opening replacing the medium in the storage tank comprising liquid with medium-comprising liquid having a greater capacity of maintaining the space at the desired temperature.Type: GrantFiled: July 16, 2004Date of Patent: June 22, 2010Assignee: ECOFYS B.V.Inventors: Joannes Jozef Gerardus Opdam, Anne-Sophie Van der Waart
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Publication number: 20100147486Abstract: The present invention provides a thermal energy storage (TES) apparatus having a fast response to heat, which is also simple, lightweight, compact, and inexpensive to fabricate. In one preferred embodiment of the present invention, phase change material (PCM) is enclosed in a tubular container. A brush-like heat spreading element having radial bristles is installed in the tube within the PCM. The bristles are made of wires or fibers having good thermal conductivity and their ends are in a good thermal contact with the interior wall of the tube. Heat from external source is deposited into the tube exterior and conducted through the wall, transferred to the bristles, and conducted through the bristles in a generally radial direction substantially through out the PCM volume. The TES may be used in buildings to stabilize temperature and thus reduce the cost of building climate control such as heating and air conditioning.Type: ApplicationFiled: December 16, 2009Publication date: June 17, 2010Inventor: Jan Vetrovec
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Publication number: 20100132914Abstract: It is an object of the present invention to provide a hot water supply device for a house capable of eliminating the necessity for installing a heat pump device or a hot water storage tank on a balcony.Type: ApplicationFiled: June 5, 2008Publication date: June 3, 2010Applicant: PANASONIC CORPORATIONInventor: Takeshi Watanabe
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Publication number: 20100126691Abstract: Disclosed, amongst other things, is a compressor, a heat recovery device, and a plant, configured to practice heat recovery from a compressible media for performing useful work in driving a heat-driven chiller.Type: ApplicationFiled: February 4, 2010Publication date: May 27, 2010Applicant: Husky Injection Molding System Ltd.Inventor: David John FOURNIER
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Publication number: 20100126498Abstract: An apparatus intended for generating process heat for a packaging arrangement and can be operated using an energy source which can only be regulated to a limited extent, if at all. For this purpose, the apparatus contains a heat-transfer medium and a heat accumulator.Type: ApplicationFiled: December 5, 2007Publication date: May 27, 2010Applicant: Krones AGInventor: Norbert Fleck
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Patent number: 7721787Abstract: A drying device includes an air/air heat exchanger and an air/refrigerant heat exchanger. The air refrigerant heat exchanger includes a phase change material.Type: GrantFiled: November 13, 2006Date of Patent: May 25, 2010Assignee: Flair CorporationInventor: James W. Barnwell
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Publication number: 20100116457Abstract: A method for producing a latent heat storage material from a graphitic starting material selected from the group consisting of natural graphite, expanded graphite, and/or graphite fibers, and from a phase-changing material selected from the group consisting of sugar alcohols, water, organic acids and the mixtures thereof, aqueous salt solutions, salt hydrates, mixtures of salt hydrates, salt hydrates with paraffins, inorganic and organic salts and eutectic salt mixtures, clathrates and alkali metal hydroxides, as well as mixtures of these materials. The graphitic starting material is treated with a plasma before being impregnated with the phase-changing material. A latent heat storage material is produced according to the method.Type: ApplicationFiled: November 9, 2009Publication date: May 13, 2010Applicants: SGL CARBON SE, BUNDESANSTALT FUR MATERIALFORSCHUNG UND -PrufungInventors: Oswin Öttinger, Martin Christ, Jörg F. Friedrich, Reinhard Mach, Heinz-Eberhard Maneck, Asmus Meyer-Plath
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Publication number: 20100119983Abstract: In a high efficiency regenerator burner for heating spaces, the exhaust gas generated by the burner is provided which is conducted alternately through different regenerator cartridges and a partial stream of the exhaust gas is conducted under the control of an orifice plate through a bypass space in which the regenerator cartridges are disposed. A control structure is disposed in a burner head for controlling the exhaust gas bypass flow volume and also to control the main exhaust gas flow as well as the combustion air flow through the regenerator cartridges.Type: ApplicationFiled: November 4, 2009Publication date: May 13, 2010Inventors: Joachim A. Wünning, Joachim G. Wünning
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Patent number: 7693402Abstract: A thermal storage unit having at least one conduit around which a cast is made is provided. The thermal storage unit uses conventional piping or tubing to create conduits that economically maximize the surface area of flow in contact with the thermal mass by proving multiple passes for the fluid through the cast. This enables the thermal storage unit to economically provide heat storage as well as effective heat delivery and pressure containment for a fluid flowing through the conduit.Type: GrantFiled: November 19, 2004Date of Patent: April 6, 2010Assignee: Active Power, Inc.Inventors: Robert S. Hudson, David E. Perkins, Donald M. Hudson, David J. Beatty, Donald L. Stamets, Joseph F. Pinkerton
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Publication number: 20100065244Abstract: An object of the invention is to provide an effective cooling-energy storing performance and a stable cooling-energy radiating performance and to realize a high productivity. An evaporator has a plurality of refrigerant tubes arranged at almost equal intervals to form therebetween accommodating spaces. A plurality of cooling-storage containers are arranged in some of the accommodating spaces and fins are arranged in the remaining accommodating spaces. A cooling-storage unit is formed by one cooling-storage container and two refrigerant tubes arranged at both sides of the cooling-storage container. Each of the cooling-storage container has projections extending from one wall portion to the other wall portion to form heat exchange portions. The cooling-storage container is connected to the refrigerant tubes by soldering material.Type: ApplicationFiled: September 11, 2009Publication date: March 18, 2010Applicant: DENSO CORPORATIONInventors: Naoki Yokoyama, Yoshio Miyata, Etsuo Hasegawa, Masahiro Shimoya, Jun Abei, Ryoichi Sanada, Takashi Andoh, Seiji Inoue, Katsutoshi Enomoto
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Publication number: 20100065243Abstract: An apparatus that increases energy efficiency by insulating a refrigerator or freezer wall is disclosed. The apparatus includes an inner wall made of stainless steel or aluminum and an exterior wall. A backing sheet with a series of cells is attached to the inner wall. The cells are filled with a gel that is formed by combining a super-absorbent cross-linked sodium polymer with water. The gel is has a ratio of 3 ounces of polymer to every 4 gallons of water. Finally, a layer of insulating foam interposed between the cells and the outer wall.Type: ApplicationFiled: September 16, 2008Publication date: March 18, 2010Inventors: Peyton A. Thomas, Dean E. Owen
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Publication number: 20100051227Abstract: A thermal storage (TES) unit includes an encasement with inner and outer surfaces. The TES unit includes an internal cavity surrounded by the inner surface of the encasement and at least a fin disposed in the cavity. The fin separates the cavity into a plurality of sub-cavities and includes openings to provide communication between the sub-cavities. A phase change material (PCM) is to be disposed within the encasement. The PCM includes a threshold temperature TT, a first temperature range corresponding to a first phase of the PCM and a second temperature range corresponding to a second phase of the PCM. The fin increases thermal transfer efficiency of the thermal energy between external environment of the TES unit and PCM. The TES unit can be incorporated for heating and cooling applications.Type: ApplicationFiled: July 29, 2009Publication date: March 4, 2010Inventor: Kuppuswamy ANBUDURAI
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Patent number: 7669647Abstract: An air conditioning system for cooling or heating an air, and for feeding the heated or cooled air to predetermined portions is characterized by comprising: a first circulating circuit for circulating a first heating medium; a second circulating circuit for circulating a second heating medium; a control unit for controlling the heat for executing heat exchange between the first heating medium and the second heating medium to flow through either the heat exchanger or the first heat storing device. Moreover, an air temperature is controlled by heat of the second heating medium.Type: GrantFiled: July 1, 2003Date of Patent: March 2, 2010Assignee: Toyota Jidosha Kabushiki KaishaInventors: Kenji Tsubone, Yasukazu Aikawa, Yasutane Hijikata
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Patent number: 7654306Abstract: Provided is a heat-storage unit capable of efficiently storing heat in a heat-storage material and sufficiently taking out the stored heat.Type: GrantFiled: July 20, 2006Date of Patent: February 2, 2010Assignee: Kabushiki Kaisha Kobe Seiko ShoInventors: Kazuo Takahashi, Hiromiki Yagi
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Publication number: 20100018667Abstract: The invention relates to a cold and/or heat accumulator comprising a first heat exchanger and preferably a second heat exchanger. The first heat exchanger may, in particular, be provided to be perfused by a refrigerant while the second heat exchanger is preferably perfused by brine. The first heat exchanger and preferably also the second heat exchanger are engaged in a heat-exchanging relationship with carrier elements charged with a cold or heat storage medium and may, in particular, be formed by graphite strips. The cooling energy and/or heat accumulator according to the invention exhibits a good heat conduction, short charging times, a high cooling or heating performance, low pressure losses as well as a good cooling agent distribution. Further its integration options are manifold due to the selected fixation means.Type: ApplicationFiled: May 29, 2006Publication date: January 28, 2010Applicant: WEBASTO AGInventors: Noureddine Khelifa, Wolfgang Krämer, Steffen Korfmann, Thomas Peters
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Publication number: 20100012289Abstract: The invention relates to a latent cold storage device with an improved structure and an improved mode of operation by means of a sandwich-type arrangement of the heat conducting elements and cold storage elements, whereby the cold storage elements made in the form of pockets containing a cold storage medium, are deformable.Type: ApplicationFiled: September 20, 2007Publication date: January 21, 2010Inventor: Roland Haussmann
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Publication number: 20100006255Abstract: An energy recuperation system for storing energy in a process for subsequent supply to an energy demand in the process comprises a recuperation storage system having a phase-change storage material. Recuperation circuitry between the energy loss/availability, the energy demand of the process/processes and the recuperation storage system to allow heat exchanges therebetween. A controller obtains temperature data with respect to the storage material, the energy loss/availability and/or the recuperation circuitry so as to selectively actuate the recuperation circuitry. An energy level calculator determines a storage capacity in the recuperation storage system as a function of temperature data of the storage material. An operation identifier determines when to store energy in the recuperation storage system and when to supply energy to the process as a function of the storage capacity and of process data, whereby the controller actuates the recuperation circuitry to store and supply energy from/to the process.Type: ApplicationFiled: July 17, 2009Publication date: January 14, 2010Inventor: Stéphane BILODEAU
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Publication number: 20100000707Abstract: A thermal storage device having a plurality of tube-like first thermal medium branch pipes (5) into which a first thermal medium (3) flows and a thermal storage material (1) provided on the outer peripheries of the first thermal medium branch pipes (5) is characterized by including a first header (6) that communicates with the upper portions of the first thermal medium branch pipes (5) and allows the first thermal medium (3) to flow therethrough, a first upper reservoir (7) that communicates with the first header (6) and stores the first thermal medium (3), and a first inlet (8) that communicates with the first upper reservoir (7) and allows the first thermal medium (3) to flow therethrough. The first upper reservoir (7) is formed in a direction intersecting with the direction of streamline of the first inlet (8).Type: ApplicationFiled: October 24, 2007Publication date: January 7, 2010Inventors: Kenji Tsubone, Seiichi Hashi, Masahito Tsukahara, Masataka Fukuzawa, Kouji Narita
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Publication number: 20090294092Abstract: A device is provided for the temporary storage of thermal energy with a solid storage medium and a pipe system made of individual pipes. The pipe system extends through the solid storage medium and an energy transfer medium flows through the pipe system. The solid storage medium and the pipe system being mechanically decoupled from one another.Type: ApplicationFiled: November 18, 2008Publication date: December 3, 2009Inventors: Carsten BAHL, Thomas Brand, Thomas Voigt, Thomas Bauer, Michael Fiss, Doerte Laing
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Publication number: 20090294094Abstract: The present invention includes a heat storage granule having a plurality of microcapsules mixed with a binder and granulated into the heat storage granule. Each of the microcapsules may have an outer case and a phase change material contained therein. The outer case may be made of synthetic resin. The phase change material can absorb and dissipate latent heat in response change in temperature. The heat storage granule may have a cover layer that has heat conductivity and resistance against alcohol, both of which may be higher than those of a thermosetting resin or a thermoplastic resin.Type: ApplicationFiled: May 26, 2009Publication date: December 3, 2009Applicants: Aisan Kogyo Kabushiki Kaisha, Osaka Gas Chemicals Co., Ltd.Inventors: Masataka SUZUKI, Akio MURAISHI, Takanori MATSUNAMI, Ryuji KOSUGI, Kenji SEKI
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Publication number: 20090294093Abstract: The technique comprises the utilization of phase change materials to control the heat flux into and out of a building through the roof components. In order to effectively control the heat flux through the roof components, phase change materials are arranged in two locations inside the roof structure. A first phase change material is used in the upper part of the roof above the insulation. A second phase change material is used in the lower part of the roof below the insulation. The melting point of the first phase change material is higher than the crystallization point of the second phase change material. The phase change materials are incorporated into an elastomeric compound which is applied to one or both sides of a carrier fabric. The phase change materials are preferable non-combustible salt hydrates in order to meet fire-resistant requirements of building materials.Type: ApplicationFiled: August 8, 2009Publication date: December 3, 2009Inventor: Barbara Hildegrad Pause
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Publication number: 20090277203Abstract: A heating device includes a low-temperature heat store thermally coupled to a heat pump. The heat store is a buried pocket containing a permeable material and water. A high heat exchange capacity is thus achieved by exploiting both the high specific heat of the water and the high latent heat of liquefaction of the water contained in the heat store.Type: ApplicationFiled: April 10, 2007Publication date: November 12, 2009Applicant: DUPRAZ ENERGIESInventor: Michel Louis Dupraz
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Publication number: 20090266106Abstract: A method of producing a clathrate hydrate slurry, includes a step of heat-exchanging an aqueous solution of a guest compound for the clathrate hydrate or a slurry of the clathrate hydrate dispersed or suspended in an aqueous solution or water with a refrigerant thereby generating the clathrate hydrate in the aqueous solution or the slurry, in which a part of the clathrate hydrate deposited on the heat transfer surface in the process of heat exchange with the refrigerant is removed by adjustment of a temperature of the refrigerant and flow force of the aqueous solution or the slurry and the rest is kept remained as it covers the heat transfer surface.Type: ApplicationFiled: June 25, 2009Publication date: October 29, 2009Inventors: Hidemasa Ogoshi, Naoyuki Furumoto, Hiroyuki Ida
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Publication number: 20090249825Abstract: A chemical heal pump includes a reactor part (1) that contains an active substance and an evaporator/condenser part (3) that contains that portion of volatile liquid that exists in a condensed state and can be absorbed by the active substance. A channel (4) interconnects the reactor part and the evaporator/condenser part, In at least the reactor part a matrix (13) is provided for the active substance so that the active substance both in its solid state and its liquid state or its solution phase is hold or carried by or bonded to the matrix. The matrix is advantageously an inert material such as aluminium oxide and has pores, which are permeable for the volatile liquid and in which the active substance is located. In particular, a material can be used that has a surface or surfaces, at which the active substance can be bonded in the liquid state thereof. For example, the matrix can be a material comprising separate particles such as a powder or a compressed fibre material.Type: ApplicationFiled: May 29, 2007Publication date: October 8, 2009Applicant: Climatewell ABInventors: Ray Olsson, Goran Bolin