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Match Document Document Title
9032752 Condenser cooling system and method including solar absorption chiller  
A system configured to thermally regulate exhaust portions of a power plant system (e.g. steam turbine) is disclosed. In one embodiment, a system includes: a condenser adapted to connect to and...
8327654 Condenser, radiator, and fan module with Rankine cycle fan  
An apparatus to rotate a cooling fan may employ an engine coolant radiator having a radiator inlet tank attached at an end of the radiator. The radiator inlet tank may be filled with engine...
8261563 External refrigerator condensing unit  
An apparatus provides a high efficiency for refrigerator operation. The inclusion of a separate external evaporator and condenser that draws heat away from the common refrigerator condenser allows...
8151586 Hot water supply and air conditioning system using CO2 heat pump  
To realize a CO2 heat pump system in which reduction in coefficient of performance of heat pump cycle is prevented by maintaining the temperature of the water supplied to the gas cooler of the CO2...
7963117 DC-powered HVAC system  
An HVAC system for a motorized vehicle or vessel is provided that includes a variable-speed compressor, a variable-speed condenser fan and a variable-speed evaporator fan. The HVAC system further...
7812699 Oil cooling system, particularly for transformers feeding traction electric motors, transformer with said system and method for determining the cooling fluid flow in a cooling system  
An oil cooling system, which may be employed for transformers feeding traction electric motors and for oil in a high viscosity condition, includes a first heat exchanger between a heat generating...
7658072 Highly efficient heat cycle device  
A high-efficient heat cycle device formed by combining a heat engine with a refrigerating machine, wherein steam generated in a boiler is cooled by a condenser after driving turbine, built up by a...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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....
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...
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)...
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)...
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),...
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...
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...
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...
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...
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....
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...
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...
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...
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,...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...

Matches 1 - 50 out of 74 1 2 >