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7275393 |
High-efficiency turbulators for high-stage generator of absorption chiller/heater
Turbulators are disclosed for use in a high-stage generator for an exhaust-fired absorption chiller/heater. The turbulators are designed to minimize pressure drop across the turbulator, and thus...
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7178358 |
Vapor-compression refrigerant cycle system with refrigeration cycle and Rankine cycle
A vapor-compression refrigerant cycle system with a refrigeration cycle and a Rankine cycle includes a compressor, a radiator, a gas-liquid separator, a decompression device and an evaporator. In...
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7117686 |
High-efficiency turbulators for high-stage generator of absorption chiller/heater
Turbulators are disclosed for use in a high-stage generator for an exhaust-fired absorption chiller/heater. The turbulators are designed to minimize pressure drop across the turbulator, and thus...
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6935129 |
Heat exchanger and combined cycle system using the same
A radiator for a vapor-compression refrigerant cycle and a condenser for a Rankine cycle are integrated to construct a heat exchanger. The heat exchanger includes a core portion for performing a...
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6694766 |
Power generation systems with earth heat transfer
A system for increasing efficiency of a closed-earth-loop heat pump system; for increasing heat pump efficiency by feeding relatively colder water to heat pumps when they operate in a cooling mode;...
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6460360 |
Power-generating and energy-saving system
An energy-saving system including a primary heat recovery apparatus for recovering heat from the environment of a silencer box having a compressor and a power generator simultaneously coupled with...
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6397621 |
Heating pumping installation, in particular with a refrigeration function
The refrigeration cycle uses an evaporation zone prior to compression and a condensation zone after the latter, in which the thermodynamic fluid used in the cycle as well as the fluid used in the...
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6389830 |
Solar refrigeration and heating system usable with alternative heat sources
An apparatus for heating and cooling includes a solar collector for transferring heat energy from incident solar rays to a liquid refrigerant material thereby changing a first portion to a gaseous...
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6237356 |
Refrigerating plant
A compressor (2), a heat releasing element (3A) of a heat exchanger (3) for heating, an electromotive expansion valve (4), and a heat absorbing element (5A) of a heat exchanger (5) for cooling are...
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6112544 |
Generator cooling system
In a generator cooling system (10) for a generator used for current generation in a power station, said generator having a generator cooler (11) which is arranged, together with further coolers...
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6038876 |
Motor vehicle air-conditioning system
An air-conditioning system for a motor vehicle having an exhaust pipe for dispensing engine exhaust gas. Includes a container for containing a liquid coolant, a pump for driving the coolant, and a...
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5809791 |
Remora II refrigeration process
A process that converts heat energy to kinetic energy comprising at least two fluid cycles thermally joined in which these fluids act as refrigerants. An initiating cycle capable of performing...
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5761921 |
Air conditioning equipment
An air conditioning equipment is provided wherein reduction in size of an outdoor heat exchanger, improvement of reliability, and low cost can be achieved without reduction in system efficiency. In...
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5720177 |
Multichambered pump for a vapor compression refrigeration system
A device and method of operating a diaphragm pump having at least three chambers is used in a vapor compression refrigeration system. Each chamber contains a fluid having a different set of...
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5509274 |
High efficiency heat pump system
A high efficiency heat transfer system includes a power circuit (350) and heat pump circuit (352). Each circuit having a working fluid flowing therein. In the power circuit, a heater (354)...
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5313874 |
High efficiency pool heating system and power unit
A high efficiency pool heating system (10) includes a power circuit (12) and heat pump circuit (14). Each circuit having a working fluid flowing therein. In the power circuit, a heater (16)...
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5291735 |
High efficiency, hydrogen-driven cooling device
A cooling device cools a conditioned space (6) by transferring heat from the conditioned space to a working fluid (2) in a heat exchanger (4). A compressor (10) compresses the working fluid (8),...
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5214932 |
Hermetically sealed electric driven gas compressor - expander for refrigeration
Hermetically sealed electric driven gas compressor-expander for use in refrigeration system where low temperature waste energy rejected from the condenser is recovered and used to produce kinetic...
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5186013 |
Refrigerant power unit and method for refrigeration
A refrigerant power unit includes a closed piping loop containing refrigerant. The refrigerant is pumped to an evaporator where it changes to a saturated vapor. It is directed across a generator...
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5136854 |
Centrifugal gas compressor - expander for refrigeration
Centrifugal gas compressor - expander for use in refrigeration system where low temperature level energy rejected from the condenser is recovered and used to produce kinetic energy to assist...
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4918937 |
Hybrid thermal powered and engine powered automobile air conditioning system
An air conditioning system with a common refrigerant supply, an engine-driven compressor circuit and a thermal compression circuit in parallel with the compressor circuit, a high efficiency compact...
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4910414 |
Bottoming cycle
A system for air conditioning and generating electrical power including a fuel-fired internal combustion engine, an electrical motor/generator, and a vapor compressor/expander all interconnected....
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4876856 |
Heat exchanging system
This is a heat exchanger having a heating cycle part and a thermal cycle part. The heating cycle part comprises a compressor which is driven by the thermal power cycle in a heating medium...
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4655042 |
Method and apparatus for improving the operation of a hot water heater
A portion of the thermal energy in the hot water in a domestic hot water heater is transferred by a heat exchanger to a fluid, such as FREON 11, in a closed pipe circuit. The temperature-pressure...
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4526013 |
Environmental protection system
The disclosure relates to an environmental protection system comprising a Rankine cycle power loop wherein a working fluid is heated by either the combustion of a fuel or by heat exchange from...
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4523437 |
Vehicle air conditioning system
An air conditioning system for a vehicle of the type having an engine which produces heat conveyed from the engine by an exhaust system, a water circulation system and an oil circulation system,...
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4483154 |
Refrigerated air conditioning system using diaphragm pump
A refrigeration system includes a first evaporator for evaporating a first refrigerant. The pressure exerted by the evaporated first refrigerant is used to drive a gas-driven diaphragm pump. The...
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4474025 |
Heat pump
A heat pump for heating and/or refrigeration comprises a combination of a working fluid circuit including a steam ejector or a heat operated piston heat pump device and absorption heat pump...
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4464908 |
Solar-powered turbocompressor heat pump system
The turbocompressor comprises a power turbine (14) and a compressor turbine (16) having respective rotors (18) and (20) on a common shaft (22), rotatably supported by bearings (26) and (28). A...
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RE31281 |
Heat pump system
An air heating and cooling system for a building includes an expansion type refrigeration circuit and a vapor power circuit. The refrigeration circuit includes two heat exchangers, one of which is...
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4361015 |
Heat pump
A single working fluid heat pump system having a turbocompressor with a first fluid input for the turbine and a second fluid input for the compressor, and a single output volute or mixing chamber...
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4347711 |
Heat-actuated space conditioning unit with bottoming cycle
A heat-actuated space conditioning system comprising a sub-atmospheric natural-gas-fired Brayton cycle engine driving a Rankine cycle heat pump. A centrifugal Freon compressor is driven directly...
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4345440 |
Refrigeration apparatus and method
A refrigeration system employing an adiabatic expansion and an impulse generating means for the oscillatory compression and pumping of the working fluid. The impulse generating means is a venturi...
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4342201 |
Energy recovery apparatus for a gas compressor plant
This disclosure relates to apparatus for increasing the efficiency of a gas compressor plant by converting a portion of heat that is normally wasted into mechanical energy. The gas, when...
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4342200 |
Combined engine cooling system and waste-heat driven heat pump
An improved engine cooling system is combined with a jet-driven heat pump system for utilizing otherwise wasted heat from an engine to produce refrigeration and heating of cabin, charge air and...
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4321801 |
Jet operated heat pump
A jet pump system is shown that utilizes waste heat to provide heating and/or cooling. Waste heat diverted through a boiler causes a refrigerant to evaporate and expand for supersonic discharge...
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4301662 |
Vapor-jet heat pump
A heat pump for use in heating residential, commercial or industrial buildings, industrial and agricultural processes and heating of water to moderate temperatures such as may be required in...
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4292809 |
Procedure for converting low-grade thermal energy into mechanical energy in a turbine for further utilization and plant for implementing the procedure
This invention relates to a procedure for converting low-grade thermal energy into mechanical energy in a turbine for further utilization and a plant for implementing the procedure. The procedure...
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4273184 |
Solar heat utilized air-conditioning system
A solar heat utilized air-conditioning system comprising: a solar heat collecting unit for producing warm water by heating a circulating heating medium water by solar heat obtained by collector...
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4271679 |
Heating installation
A heating installation in which heat from the environment is fed to a consumer by means of a heat pump while the compressor of the heat pump is driven by a turbine which is located in the circuit...
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4266404 |
Method and apparatus for conserving waste energy
A method and apparatus for conserving waste energy by transferring waste heat from an internal combustion engine, solar energy or from any other source of waste heat energy of a temperature of...
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4261176 |
Thermodynamic assembly
A thermodynamic installation with a closed circuit for a working medium employing a compressor and an expansion machine connected thereto; or by a transmission linked by a first heat exchanger and...
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4118934 |
Process and apparatus for transforming heat at a relatively low temperature into power or energy
The invention relates to a process for transforming heat having a low temperature into motive power, wherein heat which is carried by a first fluid is used for heating a condensable second fluid...
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4080801 |
Engine heated compressed drive for vehicle air conditioner
An engine for driving the compressor of an air conditioner system which is powered by the heat of the exhaust manifold of a vehicle internal combustion engine. The engine of the invention includes...
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4033141 |
Method for thermal running of a heat pump plant and plant for carrying out the method
Waste heat from paper mills, for example, is used partly as energy input to a heat motor, partly as energy input to a heat pump. The heat motor drives the compressor of the heat pump which means...
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3960322 |
Solar heat pump
A heating and cooling system which uses heat derived from solar collectors to operate a heat engine which provides operating power to drive a heat pump/air conditioning system and including...
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3922877 |
Air conditioning system for automotive vehicles
An air conditioning unit for motor cars is characterised thereby that the waste heat of the engine of the car is utilised for powering said air conditioning system, in combination with a liquid...
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3823573 |
AUTOMOTIVE AIR CONDITIONING APPARATUS
For use in an automotive air conditioning apparatus, a compressor device which functions with a typical condenser and evaporator wherein the gas from the evaporator is introduced to a double acting...
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3500897 |
AIR TEMPERATURE CONTROL SYSTEM
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3487655 |
HEAT-PUMP SYSTEM
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