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WO/2008/025849A2 |
System for collection of thermal energy. The system comprises a heat pump (2) and an energy collector (3). The heat pump is adapted for transportation of thermal energy from a first heat exchanger (4) to a second heat exchanger (5), and ...
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WO/2008/025850A2 |
System for collection of thermal energy. The system comprises an energy collector (2), an energy reservoir (3), and an energy collection medium for circulation between the energy collector and the energy reservoir. Furthermore, the syste...
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WO/2008/023889A1 |
A heat pump-type heating apparatus of both air cooling and water cooling is disclosed to prevent breakdown and malfunction of the heating apparatus due to sudden and excessive overload of a heat pump at initial start to heat the entire c...
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WO/2008/023183A1 |
A thermodynamic energy conversion device (14) based on the effect of differential evaporation generated by a convex liquid surface and by a temperature gradient is constructed for the use either as a heat or hydraulic pump. In one arrang...
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WO/2008/018698A1 |
A heat pump-type heating apparatus is disclosed, which can provide a user with quick and stable supply of heat water by constantly maintaining a temperature of hot water to be supplied as the heating water using a water-cooled evaporator...
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WO/2007/139476A1 |
A chemical heat 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 subs...
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WO/2007/132326A1 |
An exhaust heat recovery system (10) includes an exhaust heat recovery heat exchanger (18) in which heat is transferred from exhaust gas discharged from an internal combustion engine (12) to an engine coolant for cooling the internal com...
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WO/2007/121540A2 |
A heat pump system (10) includes a compressor (20), a reversing valve (30), an outdoor heat exchanger (40) and an indoor heat exchanger (50) coupled via refrigerant lines (35, 45, 55) in a conventional refrigeration circuit, a refrigeran...
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WO/2007/118482A1 |
A heat pump comprises an evaporator (10) for the evaporation of water as a working liquid, to generate a working vapor, whereby the evaporation takes place at an evaporation pressure of less than 20 hPa. The working vapor is condensed by...
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WO/2007/115494A1 |
A heat pump air condition system, and the steam jet system and the control method thereof. The heat pump air conditioner comprises a four-way valve (13), an indoor heat exchanger (19), an indoor throttle (20), an outdoor throttle (15) an...
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WO/2007/101904A1 |
The climatic heat pump, taking thermal energy from every kind of ambient weather changes, using mechanical auxiliary guides to direct wind flows on/around the pipes of the evaporator (2) operating in accordance with geothermics/physics a...
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WO/2007/090861A1 |
The present invention relates to a heat exchanger device comprising a coil (120) having an inlet (122) and an outlet (124) for connection to a primary heat-transfer fluid circuit (200) and a tank (150) in which this coil (120) is placed,...
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WO/2007/085700A1 |
The invention relates to a system for utilizing low energy, comprising a terminal (3), a heating circuit (7) and a ground circuit (1), whereby heat bound to a solution circulating in the ground circuit is transferred with the terminal (3...
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WO/2007/065247A1 |
A geothermal cooling device (110, 120,130,140,150,160) is adapted to be coupled to a ground coil (32) formed from a thermal superconductor material and located in a ground hole (34) to allow passive thermal conduction to an earth source ...
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WO/2007/059709A1 |
A heat pump system for air conditioning under a low temperature (100) and a method for decreasing fluctuation of temperature conditioning using the same are disclosed. The heat pump system (100) for air conditioning under a low temperatu...
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WO/2007/053951A1 |
A geothermal exchange system comprises an above ground refrigerant loop (12) operating in a cooling or a heating mode and coupled to a geothermal ground coil (48) with a high thermal superconductor segment (40) and a thermal coupler (44)...
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WO/2007/055852A1 |
A vapor-compression circuit may be used to meet the temperature/load demands for conditioning one or more spaces. Excess heat generated in the vapor-compression circuit may be utilized to generate an electric current that may power other...
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WO/2007/030938A1 |
A geothermal heating and cooling system is thermally coupleable to a ground coil formed from a thermal superconductor material. The system includes a heat intensification circuit, a thermal superconductor heat exchange coil and a thermal...
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WO/2007/024068A1 |
The present invention relates to a heat pump, where one aspect of the invention provides a heat pump comprising a compressor, which compresses a refrigerant to a high temperature and high pressure; an indoor heat exchanger, which condens...
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WO/2007/014426A1 |
A heat pump comprising an evaporator, a compressor and a heat exchanger is provide. The evaporator transfers heat from taken in air to a first fluid and expels the taken in air at a temperature cooler than ambient temperature. The compre...
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WO/2007/000931A1 |
A hotwater supply device (1) has a hotwater storage tank (11), and a refrigerant circuit (20) of a vapor-compression refrigeration cycle, the refrigerant circuit having a radiator (21), an evaporator (22), and an auxiliary evaporator (23...
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WO/2006/114983A1 |
A warm water/refrigerant heat exchanger (18) for exchanging heat between warm water and refrigerant is provided in a refrigerant route between an expansion mechanism (17) and an evaporator (19). When a refrigerant temperature detector (2...
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WO/2006/110944A1 |
Apparatus for conditioning air in a space. The apparatus includes a cooling system for cooling and thereby dehumidifying received air to form supply air. A heat recovery system is then used to recover waste heat from the cooling system a...
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WO/2006/101404A2 |
System for utilization of thermal energy. The system comprises a heat pump and accompanying control circuit for optimization of the energy output. The heat pump comprises a first primary circuit collecting thermal energy from air and a s...
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WO/2006/101405A2 |
A system for utilization of renewable energy resources and/or recovery of energy, comprising a multifunctional unit, which includes a water heater (1), and a heat pump (2). The heat pump is adapted to transfer heat and/or provide cooling...
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WO/2006/085738A1 |
Heat pump system (10) for retrieval of residual heat from a flow (F1) of a fluidum, the heat pump system comprising: a first volume (V1) being arranged for containing, at a first state of a first pressure (P1) and a first temperature (T1...
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WO/2006/078215A1 |
The invention refers to a plant (1) for production of hot water, comprising means for evaporating a refrigerant, a compressor (3) for compressing the refrigerant whereupon the temperature thereof is increased, a condenser (4) for emittin...
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WO/2006/066347A1 |
A refrigeration apparatus (7200) includes a heat pump circuit (7201) and a power generation circuit (7100). The power generation circuit (7100) includes an evaporator (701) including a first and a second heat exchanger (710a, 710b), a tu...
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WO/2006/065093A1 |
The present invention relates to coil structures, which are configured to reduce the work of compressors, and to heat pump systems that use the coil structures and are capable of executing double-stage condensation and, more particularly...
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WO2006021162B1 |
A heating system consisting of at least one heating circuit comprising a compressor (1) with its delivery connected to the operating medium line (2) with the internal diameter of the metal tube of 3 to 70 mm; to the operating medium line...
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WO/2006/049527A1 |
The invention relates to vapour compression heat pump plants and can be used for building heating, hot water supply and for process-oriented use by different factories. In order to increase ecological safety and thermodynamic perfection,...
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WO/2006/045143A1 |
A first aspect of the invention provides a water heater including an air sourced heat pump for transferring heat to water, said heat pump including a refrigeration circuit and a programmable control system (6) wherein the control system ...
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WO/2006/045227A1 |
A ground source heat pump system includes a geothermal energy collecting equipment, an energy exalting equipment and a radiator connected in series. The geothermal energy collecting equipment includes a circuit of a heat collector, a low...
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WO/2006/041388A1 |
A heating installation comprising a first circuit (2) containing a first medium, a second circuit (3) containing a second medium, a first heat generating arrangement (4) arranged in the second circuit, a second heat generating arrangemen...
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WO/2006/021464A1 |
The invention relates to a method for operating systems comprising media that change their state, such as heat pumps, cooling systems, differential pressure drives in which the change/s of state occur/s in or on heat transfer media in a ...
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WO/2006/005832A1 |
The invention concerns an assembly comprising a compressor unit (10), inlets (23) and outlets (24) to a heat collecting network, inlets (33) and outlets (34) to a heat return network, and two heat exchangers (20, 30) coupled to the compr...
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WO/2006/004046A1 |
A hot-water supply device (10) has a first refrigerant circuit (20), a medium-temperature water circuit (40), a second refrigerant circuit (60), and a high-temperature water circuit (80). The first refrigerant circuit (20) forms a heat p...
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WO/2005/124106A1 |
An intermediate duct (108) is connected between first and second positive displacement machines (104, 106). An inlet duct (107) is connected to the first positive displacement machine (104). An outlet duct (109) is connected to the secon...
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WO/2005/121685A1 |
An inlet arrangement (1) for use in plate heat exchangers (2) is disclosed. The arrangement comprises an element with a dispersion opening (6) for arrangement in an inlet (5) in a plate exchanger. The inlet arrangement (1) is arranged to...
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WO/2005/121657A2 |
A system and method for controlling the temperature of a process tool uses the vaporizable characteristic of a refrigerant that is provided in direct heat exchange relation with the process tool. Pressurized refrigerant is provided as bo...
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WO/2005/114073A2 |
ABSTRACT A sub-surface direct expansion geothermal heat exchange unit, which can be placed in sub-surface ground and/or water, consisting of at least one smaller interior diameter refrigerant liquid/fluid transport line (1) with an optio...
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WO/2005/111564A1 |
The number n of N poles (40, 40, ...) and S poles (41, 41, ...) arranged on the circumference of a circular tube magnet (4) co-rotating with a first shaft (1) is determined so as to satisfy the expression 2·n·Tmax/k< 360, where k is a ...
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WO/2005/103586A2 |
A heat pump that uses the air as its heat source comprising a closed heat pump circuit having a working fluid circulating therein, the circuit having an evaporator (9) coil heat exchanger, a compressor (11), a condenser (19, 20) heat exc...
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WO/2005/100880A1 |
A combined heat utilization method and a heat pump system utilizing nonaqueous antifreeze solution and snow ice as a heat source wherein an automatic system for treating snow ice and utilizing cold heat is employed in a city, an airport ...
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WO/2005/100868A1 |
A composite heat utilizing method with snow and ice used as a heat source, wherein snow and ice disposal and cold heat utilization in cities, airports, railroad stations, etc., in cold snow districts having the problem of conquering and ...
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WO/2005/090874A1 |
A control particularly useful for a hot water heating system, includes calculation of a desired leaving water temperature for water leaving a hot water heat exchanger, and a desired refrigerant condition for most efficiently achieving th...
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WO/2005/085717A1 |
An air conditioning system taking the ground as a heat source with heat pump comprises a heat-collected well, a heat pump and a user side heat exchanger coil. There is a water supply pipe and a water return pipe in the heat-collected wel...
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WO/2005/077015A2 |
A heat pump (22, 32, 38, 40), and in particular a heat pump for heating a hot water supply (34) is provided with an improved defrost mode. The defrost mode is actuated to remove frost from an outdoor evaporator (40) that may accumulate d...
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WO/2005/074485A2 |
A method comprises the steps of (a) providing a refrigeration unit having a refrigerated or heated space and at least one measured operating parameter, (b) providing heat to the refrigerated space when the at least one measured operating...
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WO/2005/066465A1 |
The invention relates to a method for converting heat energy arising in a refrigerating machine (8) from the condensation of the refrigerant into mechanical energy, wherein a working medium is evaporated in an evaporator (6) by the heat ...
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