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WO/1992/007170A2 |
A refrigerant power unit includes a closed piping loop containing refrigerant. The refrigerant is pumped to an evaporator (12) where it changes to a saturated vapor. It is directed across a generator (24) absorbing additional heat energy...
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WO/1992/006338A1 |
A refrigeration system is disclosed which utilizes an expansion engine (110) in the condensate line (38) of the condenser (28). The liquid leaving the condenser (28) drives the expansion engine (110) when it passes therethrough. The expa...
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WO/1992/004584A1 |
A heat pump system (10, 210) includes a power section (11, 211) having a generator (15, 215) for converting a first working fluid from a liquid to a relatively high pressure gas, a power unit (25, 222) providing energy by the conversion ...
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WO/1991/002149A1 |
The power output of a free piston Stirling engine (10) is matched to a gas compressor (14) which it drives and its stroke amplitude is made relatively constant as a function of power by connecting a gas spring (20) to the drive linkage (...
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WO/1990/008928A1 |
A heat pump including a compressor (16) raises the grade of heat carried by a heat transfer medium. The higher grade heat is converted by a heat engine (21) to a further form of energy and energy in the further form is used to operate th...
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WO/1990/000479A2 |
A refrigerating absorption system which is mounted on vehicles with internal combustion engines utilizes the exhaust gas of the engine as a source of heat. In a preferred embodiment of the invention the system comprises two reaction pots...
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WO/1989/002563A1 |
An open-cycle absorption apparatus for compressing steam from a low pressure to a higher useful pressure is disclosed. The apparatus is particularly useful for upgrading low-temperature jacket-cooling heat from an internal combustion eng...
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WO/1989/002056A1 |
In refrigeration systems wherein the refrigerant compressor (14) is driven by a prime mover (10) powered by combustion of a fluid fuel, a notable saving in fuel consumption is achieved by utilizing waste heat in the hot exhaust gases fro...
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WO/1989/001119A1 |
Refrigeration is produced by an intermittent absorption cycle. The cycle is driven by solar radiation, and utilizes NH3 as refrigerant and a liquid, preferably H2O, as absorbent. Solar radiation is collected during the daytime or in gene...
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WO/1989/000666A1 |
A heat pump (1) has a refrigerating circuit comprising a compressor (2), a condenser (3), an expansion valve (4), and an evaporator (5). The evaporator (5) is arranged essentially vertically and consists preferably of a buried refrigeran...
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WO/1988/008109A1 |
A solar collector absorption cooling system with a primary cooling circuit the evaporator (1) of which is connected with absorber ducts (26) in an absorber formed as a solar collector (12), said absorber ducts (26) including a coolant ab...
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WO/1988/008107A1 |
A high efficiency, self-modulating refrigeration system has three principal parts, including (1) a compression refrigeration circuit, (2) an absorption refrigeration circuit coupled in cascade with the compression circuit, and (3) an eng...
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WO/1987/007680A1 |
A lightweight auxiliary power plant (24) including an engine (26), electrical alternator (32), water pump (33), air conditioning compressor (30) and a heat exchanger (34) is mounted at a convenient location on the tractor of a truck (10)...
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WO/1987/007360A1 |
A heat exchanging system with electric power generation capability driven by temperature differences is formed by connecting a generator (66) instead of a compressor (4) to a heat exchanging system which has a heating cycle part (A) and ...
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WO/1987/006284A1 |
Process and system for drying paper webs produced continuously in paper machines, using process steam obtained by means of a dual-material compression heat-pump with a solution circuit. A portion of the thermal energy required for the dr...
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WO/1987/003932A1 |
In an installation for harnessing thermal energy, a working fluid is forced during the first part of a working cycle out of a first chamber into a second chamber in which prevails a higher temperature than in the first one, and during a ...
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WO/1987/003357A1 |
A thermally powered engine which obtains energy from a closed heat transfer loop. The engine has two power cylinders (22, 24). A piston (50, 56) is reciprocally mounted within each cylinder and divides the interior space of each cylinder...
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WO/1987/002413A1 |
All-purpose multiple energy generator forming motor compressor with integrated thermal cycle and contained in a modular closed housing, driven by exploiting two heat sources having different temperatures acting on said housing (1) which ...
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WO/1986/004517A1 |
An installation with a process part (PRT) which is supplied with primary operating energy (P3) via a heat supply part (WVT). The heat supply part (WVT) serves simultaneously also for using the heat (Qo) given off from the process. The he...
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WO/1986/002714A1 |
Solution heat pump systems, improvements in the heat exchangers thereof, methods for utilizing waste heat and for improving the efficiency of heat exchange are provided, to up-grade waste heat by temperature boosting. Waste heat is fed t...
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WO/1986/000691A1 |
The heat exchange device, particularly usable as a refrigerator actuated by means of the solar energy by intermittent absorption comprises, mounted on a frame, an absorber generator (1), a condensor (2) and an evaporator (3a), the absorb...
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WO/1986/000690A1 |
The V-belt drive (30, 32) between a drive engine (M) and the compressor (10) is constructed as V-belt drive of infinitely variable transmission ratio having at least one cone pulley pair (20). Connected to the evaporator (14) is a pressu...
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WO/1985/005170A1 |
A heat pump using zeolite as an adsorbent (Fig. 3) wherein thermal energy from adsorbent zeolite in a one hermetically sealed space (121) is used to heat desorbing zeolite located in another hermetically sealed space (120), such heat bei...
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WO/1985/004645A1 |
In a can opener having a traction wheel (18) for driving the end seam (26) of a can past the opener, and a cutter wheel (16) for severing the outer seaming wall of the seam, the axes (36, 38) of the wheels being mutually perpendicular, t...
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WO/1985/002881A1 |
System for converting heat energy of a source of practically nonlimited capacity, particularly for utilizing heat energy of the environment, comprising a closed heat pump circuit connected to actuating means (3) for energizing them, wher...
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WO/1985/002458A1 |
Method and equipment for the utilization of the freezing heat contained in water as a source of heat of a heat pump. The water flow to be utilized as the source of heat is evaporated in one or several stages (4) at such a low pressure th...
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WO/1985/002247A1 |
Method and device for operation of a heating plant comprised in a heating system which works with circulation of air. A partial flow (16) of the consumed air in the heating system is supplied to a heat exchanger (4) for heat exchange wit...
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WO/1985/002010A1 |
A process for reversibly transferring heat between a plurality of zones maintained at different temperature levels, comprising maintaining a solution of a volatile material in a solution tank (13), feeding the solution into an evaporator...
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WO/1984/004580A1 |
This heat-activated refrigeration system couples a heat pump (21) to a rotary fluid motor (18) and starting means (41b). The heat pump cycle maintains the system in thermal equilibrium by replacing energy leaving a regenerative refrigera...
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WO/1984/004581A1 |
In a system for the production of cold comprising an absorption cooling system with an evaporator (1) from which coolant is supplied in the vapour state through an absorber (12) to a condenser (8), from which coolant is supplied in the l...
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WO/1984/003936A1 |
An apparatus for providing a heating or cooling output through chemical absorption (or chemisorption). The apparatus comprises a cylindrical housing (10) having a coaxial array (11) of a plurality of absorbent containing thermal elements...
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WO/1983/002820A1 |
Heating or cooling device enclosed in a housing, provided with a compression heat pump and an absorption heat pump which may be actuated either by a combustion engine (1) or by an electrical motor (6). The housing is provided as a double...
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WO/1983/000917A1 |
A cooling plant (14) is adapted to be connected to receive thermal energy from a solar collector (10), to extract thermal energy in a generator (27) which is connected in an absorption chiller type fluid circuit with an evaporator (43) w...
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WO/1982/003264A1 |
The heat pump exchanger (9) has channels forming the evaporator (8) of the heat pump and is traversed by air circulation channels (10) associated to a fan (13), generating forced circulation of air through the channels (10). The channels...
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WO/1982/000944A1 |
The vehicle is provided in its rear section (4) with a serving hatch (10) from which to distribute frozen confections from two refrigerated dispensing devices (12 and 13) and cold drinks from refrigerator (44). The equipment is adapted t...
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WO/1981/002923A1 |
Working fluid from an evaporator (110) of a vapor-compression mechanical refrigeration system is heated (114) prior to compression (120) and condensation (102). Such heating reduces the total work that must be performed on the fluid to i...
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WO/1981/001193A1 |
A heat exchanger container (2) having a round or square cross-section is divided longitudinally into a boiler compartment (4) and an absorber compartment (5) by a hygroscopic partition wall (1) provided with surfaces (11) on the boiler s...
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WO/1981/000904A1 |
Refrigeration process wherein: an adsorbing compound is heated until evaporation and on which a refrigerating fluid has been adsorbed; the vapours so produced from the refrigerating fluid are condensed and the liquid so produced is store...
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WO/1980/002870A1 |
Heat pump apparatus for conditioning a fluid characterized by a fluid handler (17) for circulating the fluid in heat exchange relationship with a refrigerant fluid; two refrigerant heat exchangers (21, 25) one (21) for effecting the heat...
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WO/1980/002869A1 |
The circulation pump (1) for a liquid and/or gas medium comprises a closed circuit wherein a heat exchanger (2) is provided; heat is supplied to the exchanger, from outside, for example solar energy; this exchanger returns that heat to a...
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WO/1980/002178A1 |
During the utilization of a diesel engine for driving a heat pump heating device, the purification of the exhaust gases and the utilization of the heat of the engine are raising problems. By means of a heat pump device utilising a water ...
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WO/1980/000490A1 |
The plant comprising a heat pump and used to collect the heat for heating from surrounding heat sources such as outdoor air, is provided with a water tank (5) which is in heat exchange relationship on one hand with the surrounding heat s...
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WO/1979/000874A1 |
Heating device designed for a house and comprising a heat pump. The evaporator (1) of the heat pump is placed in a covering (10), into which exterior air, ventilated waste air and/or air heated in any other way flows and directly touches...
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JP7469830B2 |
A gas engine air-conditioning device includes an outdoor unit having a gas engine, a first cooling water circulation flow passage and a second cooling water circulation flow passage, a first radiator, a second radiator, a water passage s...
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JP7469831B2 |
PURPOSE: To provide a gas engine cooling and heating device capable of operating a gas engine cooling and heating device efficiently using a compact gas engine and a DC generator.CONSTITUTION: A gas engine cooling and heating device is e...
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JP7468475B2 |
The present invention is provided with: a first refrigerant circuit 1 for cabin-interior air conditioning, which has a first refrigerant/internal air heat exchanger 12 for exchanging heat between a first refrigerant and indoor air; a coo...
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JP2024515466A |
The computer processing system provides an insulating coolant within the tank, the coolant extending from a manifold at the bottom of the tank to an array of tubular housings each having an open top and bottom end and housing an array of...
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JP2024044881A |
The present invention provides an organic Rankine cycle cooling system that does not require external heat supply and can utilize refrigerant heat in an organic Rankine cycle as a heat source for driving an external combustion engine. [S...
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JP2024037365A |
[Problem] To propose a heating system for a ship that can eliminate parts subject to chemical cleaning from a heat pump type unit. A heating system for a ship includes a first unit 10, a seawater heat exchanger 101, a second unit 20, and...
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JP7450586B2 |
To provide a cold heat recovery system that can efficiently use cold heat, which is generated by gas decompression (adiabatic expansion), with relatively simple equipment.A cold heat recovery system includes: a heat exchanger 12 includin...
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