| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 062238600 |
With vapor compression system
| 173 |
| 062238300 |
With sorption
| 22 |
| 062238200 |
With vortex tube, thermoelectric, Stirling or air cycle | 3 |
| 20100126195 | Heat pump - A refrigeration apparatus ( | 05-27-2010 |
| 20110005252 | AIR REFRIGERANT TYPE FREEZING AND HEATING APPARATUS - An object is to provide an apparatus which performs freezing and heating with a high efficiency. A compressor generates an air refrigerant with a high temperature and a high pressure by compressing the air refrigerant. As the air refrigerant is heated by a first heat exchanger and further heated by a heater, the temperature of the air refrigerant is increased to more than 200° C. in which bread and cookies can be baked, and the air refrigerant is supplied to an oven. Heat of the air refrigerant outputted from the oven is recovered by a second heat exchanger, and supplied to a high-temperature side of the first heat exchanger. The air outputted from the second heat exchanger is cooled by a cooler and a third heat exchanger, is adiabatically expanded by an expansion turbine to be cooled to −85° C., and is supplied to a freezer. The air of the freezer is recovered to be supplied to the low-temperature side of the third heat exchanger, and then is supplied to the compressor. | 01-13-2011 |
| 20120090340 | HEAT RECOVERY SYSTEM - A heat recovery system includes a first air cooler for cooling compressed air from a compressor, a first oil cooler for cooling a lubricant from the compressor, and a second air cooler and/or a second oil cooler serving as a heat recovering heat exchanger. The second air cooler heats water with the heat of the compressed air to be fed to the first air cooler. In contrast, the second oil cooler heats water with the heat of a lubricant to be fed to the first oil cooler. | 04-19-2012 |
| 062238400 |
With power vapor generator | 3 |
| 20090145149 | HOT WATER SUPPLY AND AIR CONDITIONING SYSTEM USING CO2 HEAT PUMP - To realize a CO | 06-11-2009 |
| 20120102996 | RANKINE CYCLE INTEGRATED WITH ABSORPTION CHILLER - A power generation system is provided. The system includes a carbon-dioxide waste heat recovery Rankine cycle, integrated with an absorption chiller cycle. The Rankine cycle includes a condenser and a desorber. The condenser of the Rankine cycle is combined with the evaporator of the absorption chiller cycle. The Rankine cycle and the absorption chiller cycle can be integrated at the desorber. | 05-03-2012 |
| 20130263619 | Combustion engine waste heat powered air-conditioning system - An air conditioning system in which a high-pressure refrigerant vapor turbine is driving a low-pressure high-speed centrifugal compressor both supported on liquid refrigerant hydrostatic journal bearings. Due to required turbine miniaturization, the turbine blades surface finish and blade accuracy are of critical importance in order to produce high turbine adiabatic efficiency. | 10-10-2013 |
| Entries |
| Document | Title | Date |
|---|
| 20080295533 | Heat Exchange and Heat Transfer Device, in Particular for a Motor Vehicle - A heat exchange and heat transfer device comprises an evaporating/absorbing arrangement connected to a binary mixture flow circuit containing a first refrigerant fluid and a second absorbing fluid. The refrigerant fluid is evaporated in the evaporator part of the arrangement and subsequently absorbed in the absorber part by an absorbing fluid-enriched mixture. The evaporating/absorbing arrangement comprises at least two oppositely disposed reference surfaces defining evaporation and absorption components, respectively, an evaporator mass for supplying the liquid refrigerant fluid to the reference surface of the evaporation component and an absorber mass for supplying the absorbing fluid-enriched mixture to the reference surfaced of the absorption component. | 12-04-2008 |
| 20090126381 | TRIGENERATION SYSTEM AND METHOD - A trigeneration system comprising a cooling loop and a heat/power loop connected by a heat exchanger. Energy available at the high side of the cooling loop is transferred from cooling loop to the heat/power loop by the heat exchanger. This energy is put to use by the heat/power loop to efficient produce heat and power. The system can be run transcritical and use environmentally friendly working fluid, such as carbon dioxide. | 05-21-2009 |
| 20100115977 | ENERGY CONVERSION DEVICE - A thermodynamic energy conversion device ( | 05-13-2010 |
| 20100154450 | Air Conditioning System Using Dehumidifying Cooling Device - An air conditioning system using for a dehumidifying cooling device has developed that comprising a heating source for producing hot water, a heat exchanger for transferring heat from the hot water to circulating water, a circulation pump for circulating the resulting hot water heated in the heat exchanger, a heating pipeline connected to the circulation pump for conveying the hot water to a heat supply target area, a user heat exchanger connected to the heating pipeline for conveying hot water to the heat supply target area, a dehumidifying cooling device connected to a hot water pipe of users heat exchanger and installed in each household within the heat supply target area, the dehumidifying cooling device removing moisture from the air by using hot water supplied from the hot water pipe to deal with latent heat load and to lower the temperature of the dehumidified air via evaporation of water contained in the air. | 06-24-2010 |
| 20100281899 | GAS-FIRED HEAT PUMP WATER HEATER - A heat activated (preferably natural gas, propane, solar or waste heat fired) absorption heat pump water heater and heat exchange system. The heat driven absorption heat pump system extracts low grade heat from the ambient air and produces high grade heat suitable for heating water for domestic, climate control or process purposes in a storage tank. Flue gases exiting the absorption heat pump system are further cooled by the heated water to enable high (condensing) combustion efficiencies. The heat activated heat pump water heating system achieves efficiencies of 150% or greater. | 11-11-2010 |
| 20110041534 | DEVICE FOR INCREASING THE HEATING AND COOLING OUTPUT OF A HEAT PUMP IN HEAT RECLAMATION IN AIR CONDITIONING UNITS - In order to improve heat reclamation, a circulatory composite system having one heat exchanger each in a supply air volume flow and an exhaust air volume flow is provided in an air treatment system and connected to a buffer reservoir supplied by a heat pump with heat energy. In addition, a method for operating a heat reclamation system with the structure of a circulatory composite system with an integrated heat pump is designed such that the volume flow of the heat exchanger is divided in the line leading to the heat exchanger. The at least two volume flows serve to flow through the heat exchanger (compressor) of the heat pump with a larger or smaller volume flow than the heat exchanger in the supply air. | 02-24-2011 |
| 20110174006 | ZONE TEMPERATURE CONTROL ON BOARD AN AIRPLANE BY MEANS OF FUEL CELL WASTE HEAT - The invention relates to an air conditioning system for a transportation means, having multiple zones to be air-conditioned, which may be variably air-conditioned by means of processed supply air in combination with individual trim air conduits, wherein the air conditioning system further has at least one heat exchanger for heating supply air by means of the exhaust heat of a fuel cell, and for discharging the supply air into a trim air distributor supplying the trim air conduits. | 07-21-2011 |
| 20120102995 | COOLING SYSTEM - The cooling system includes a heat exchanger, the circulating pump, a first refrigerant channel in which an electric device and the circulating pump are provided, a second refrigerant channel connected to the first refrigerant channel so as to form a circulation channel of the refrigerant, in which the heat exchanger is provided, a bypass channel connected to the first refrigerant channel in parallel to the second refrigerant channel, in which a charger is provided, and a valve provided at a position where the first refrigerant channel and the bypass channel are connected to each other, for forming a circulation channel of the refrigerant, the circulation channel including the first refrigerant channel and the second refrigerant channel, to restrict a flow of the refrigerant through the bypass channel when the electric device is in operation. | 05-03-2012 |
| 20120222441 | Heat Cycle System for Mobile Object - A heat cycle system for a mobile object includes: a refrigeration cycle system | 09-06-2012 |
| 20120222442 | DEHUMIDIFICATION - Recuperation systems and methods are applied to vapor compression cycles in dehumidification, such as in air conditioning. In some embodiments, a method for dehumidification includes introducing a refrigerant from a heating unit to a cooling unit along a first path; introducing the refrigerant from the cooling unit to the heating unit along a second path different from the first path; introducing the refrigerant from the heating unit to the cooling unit along a third path different from the first path; and contacting the cooling unit and the heating unit with a first gas stream. | 09-06-2012 |
| 20130008199 | VIRTUAL MOVEABLE ENDCAP NON-REVERSING HEATER CHILLER SYSTEM - The invention sets out a system of interconnected non-reversing heater-chiller modules having a virtual moveable endcap separating select units. The system facilitates the variable operation of heater/chiller modules in a combination of heating/chilling/simultaneous operation modes, or rest modes, in order to adjust to variable building load, mechanical, and environmental conditions. | 01-10-2013 |
| 20130014530 | HEAT RECOVERY SYSTEMAANM Bracewell; NeilAACI BarrowfordAACO GBAAGP Bracewell; Neil Barrowford GB - The invention relates to a heat recovery system. Said system comprises a heat recovery device having a plurality of heat recovery plates; a fluid supply means connectable to at least the heat recovery device. The heat recovery device is operable to supply a fluid at a first temperature to the fluid supply means; and a refrigeration assembly. The refrigeration assembly is operable to supply a fluid to the heat recovery device at a second temperature. | 01-17-2013 |
| 20130031923 | CONDENSER COIL HOLDER FOR WATER HEATER - A condenser coil holder apparatus comprises a first portion formed to have a shape that is at least substantially complementary to a shape of a bottom surface of a water storage tank of a water heater so as to hold a condenser coil against the bottom surface of the water storage tank of the water heater when assembled. The condenser coil holder apparatus also comprises a second portion formed as a base for the first portion. | 02-07-2013 |
| 20130055746 | AIR CONDITIONER FOR VEHICLE - An air conditioner for a vehicle includes a cycle switching device. The cycle switching device switches a refrigerant cycle between a heating circuit, in which refrigerant flows through a heating heat exchanger, and a cooling circuit, in which refrigerant flows through a cooling heat exchanger. The air conditioner further includes an air conditioning controller, which controls the cycle switching device and includes a defroster control portion. The defroster control portion increases a temperature of air blown into the vehicle compartment through a defroster air outlet by a predetermined degree while keeping the refrigerant cycle at a state of the heating circuit for a predetermined time, when a defrosting operation is commanded to be performed during the heating circuit. | 03-07-2013 |
| 20130074539 | MODIFIED HEAT PUMP - A modified heat pump ( | 03-28-2013 |
| 20130186121 | LIQUID-TO-AIR MEMBRANE ENERGY EXCHANGER - An energy exchanger is provided. The exchanger includes a housing having a front and a back. A plurality of panels forming desiccant channels extend from the front to the back of the housing. Air channels are formed between adjacent panels. The air channels are configured to direct an air stream in a direction from the front of the housing to the back of the housing. A desiccant inlet is provided in flow communication with the desiccant channels. A desiccant outlet is provided in flow communication with the desiccant channels. The desiccant channels are configured to channel desiccant from the desiccant inlet to the desiccant outlet in at least one of a counter-flow or cross-flow direction with respect to the direction of the air stream. | 07-25-2013 |
| 20130312444 | TWO STAGE DEDICATED HEAT RECOVERY CHILLER - A dedicated heat recovery chiller/heater having a two step heat transfer arrangement is set out. A refrigerant to refrigerant heat transfer steep allows for higher temperature lift as compared to prior dedicated heat recovery systems. | 11-28-2013 |
| 20140041406 | BROADBAND HEAT PUMP SYSTEM - Provided is a broadband heat pump system including: a heat pump module including a plurality of heat pumps that supply hot water with different levels of temperature; a heat source supply module that introduces a heat source from one heat source or selectively introduces a heat source from one or a plurality of heat sources among heat sources with different levels of temperature so as to produce a heat source with a desired temperature; and a controller that controls the heat pump module and the heat source supply module to select one from the plurality of heat pumps to be appropriate to a temperature of hot water requested by a demand source and to receive a heat source with a necessary temperature from the heat source supply module so that the selected heat pump is able to supply hot water with the requested temperature. | 02-13-2014 |
| 20140053589 | HEAT STORAGE TYPE RADIATION AIR CONDITIONING SYSTEM EMPLOYING HEAT PUMP AIR-CONDITIONER - A container material sealing and containing a latent heat storage material is arranged in a ceiling blow chamber box. Then, an air conditioning system of radiation type in which the metal panel is cooled or warmed by using as an auxiliary heat source the latent heat storage material having been cooled or warmed by heat storage achieved by cooling or warming the latent heat storage material with cool or warm air generated by a heat pump air-conditioner and then coolness or warmth is radiated from the metal panel into a room and an air conditioning system of convection type in which cool or warm air generated by the heat pump air-conditioner is blown into the room are provided and then the two air conditioning systems are used simultaneously or alternatively any one alone of the air conditioning systems is used so that air conditioning of the room is performed. | 02-27-2014 |
| 20140150484 | LOW ENERGY REFRIGERATOR HEAT SOURCE - A refrigerator is provided that includes a low energy refrigerator heat source. The refrigerator includes a heat source positioned at a source of latent heat. The heat source harvested heat from the source of latent heat and stores said heat in a fluid within that heat reservoir or heat exchanger. The warmed fluid is then supplied via a fluid pathway to an application requiring a heat output. Thus, the heat reservoir provides heat to the application without use of an energy-consuming device, which reduces the energy consumption of the refrigerator. | 06-05-2014 |
| 20140174117 | AIR CONDITIONING APPARATUS - An object is to enable the dealer or user of an air conditioning apparatus to recognize that the heat dissipation amount of a heat exchange device is less than the heat dissipation amount expected of the air conditioning apparatus. A control device detects a hot water outflow temperature being a temperature of a fluid heated by a heat pump device, and a return temperature being a temperature of the fluid before being heated by the heat pump device, and checks whether or not a temperature difference between the detected hot water outflow temperature and the detected return temperature is smaller than a predetermined first value. If the control device judges that the temperature difference is smaller than the first value, it displays insufficiency of the heat dissipation amount of a heat exchange device, on a display of a remote controller. | 06-26-2014 |
| 20140182319 | THERMAL ENERGY STORAGE FOR TEMPERATURE REGULATION IN ELECTRIC VEHICLES - A system to produce heated and refrigerated working fluids in an electric vehicle comprises a storage material to store and release thermal energy, an off-board energy source to provide thermal energy to said storage material, and a refrigerator. The refrigerator is powered by thermal energy from the storage material to produce refrigeration. Thermal energy is transferred by at least one working fluid. At least one heat exchanger element enables thermal communication between the storage material, the off-board energy source, the refrigerator, and the at least one working fluid. At least one control element to control the flow of said at least one working fluid. | 07-03-2014 |
| 20150121929 | MOTOR INCORPORATING POWER CONVERTER, AND AIR CONDITIONER, WATER HEATER, AND VENTILATION BLOWER INCORPORATING THE MOTOR - A motor incorporating a power converter including a printed board on which a semiconductor module (an inverter IC), which converts a voltage of an external power supply into a high-frequency voltage and supplies the high-frequency voltage to a stator, is mounted, wherein a high-voltage circuit ground, which is a power ground of a high-voltage main circuit system of the inverter IC, and a low-voltage circuit ground, which is a ground of a control circuit system, which is a low-voltage circuit, of the semiconductor module, are provided on the board, and the high-voltage circuit ground and the low-voltage circuit ground are connected at one point via a resistor. | 05-07-2015 |
| 20160084534 | ELECTROCHEMICAL COMPRESSOR BASED HEATING ELEMENT AND HYBRID HOT WATER HEATER EMPLOYING SAME - An electrochemical compressor type heat pump system is described. An electrochemical compressor compresses a mixed gas refrigerant whereby heat from the compression can be used to heat an object. The electrochemical compressor is capable of producing high pressure gas from a mixed fluid system including an electrochemically-active component, such as hydrogen, and at least one refrigerant fluid, for example water. Any suitable proton associable compound, such as any suitable ionic or polar solvent compound, may be used in the mixed gas refrigerant. The electrochemical compressor may be configured in a hot water heater along with a secondary type heating source to produce a hybrid hot water heater. | 03-24-2016 |
| 20170237380 | HEAT PUMP DEVICE, AND AIR CONDITIONER, HEAT PUMP WATER HEATER, REFRIGERATOR, AND FREEZING MACHINE THAT INCLUDES HEAT PUMP DEVICE | 08-17-2017 |
