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5557946 |
Absorption type heat pump
An invert rectifier is provided in which: cooling medium vapor sent from the evaporator is contacted with a weak solution sent from the regeneration unit, and the temperature of cooling medium...
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5546760 |
Generator for absorption heat pumps
An absorption refrigeration and heating system has helical concentric coils for two generators (80 and 81) and recuperators (86 and 95) on a common axis (232) with a heating unit (84) at the center...
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5542267 |
Absorption heating and cooling device
An absorption heating and cooling apparatus includes a generator for separating a dilute solution into a high temperature gaseous refrigerant and a refrigerant-absorbing liquid. The gaseous...
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5537837 |
Automobile air conditioning system
An automobile air conditioning system comprises generally a regenerator, a segregator, a condenser, an evaporator, an absorber, a heat exchanger and a plurality of conduits intercommunicated...
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5535602 |
Absorption cooling device
An absorption cooling system includes an evaporator which receives liquid refrigerant from a condenser and evaporates that refrigerant to produce a cooling effect. The gaseous refrigerant produced...
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5533362 |
Heat transfer apparatus for heat pumps
A refrigeration and heating system in which an absorber (97), condenser (100) and recuperator are placed (107) in a single module (270) and are provided with tube-in-tube or tube-in-cylinder...
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5517830 |
Multiple type absorption air conditioning system
The capacity control range of an interior unit of a multiple type absorption air conditioning system is increased, and turning on and off of cooling/heating and switch over between the cooling and...
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5490393 |
Generator absorber heat exchanger for an ammonia/water absorption refrigeration system
An absorption chiller having a generator absorber heat exchanger with a split device for directing a first portion of strong solution from the absorber to the generator at a first temperature,...
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5479783 |
Absorption chiller
In an absorption chiller comprising at least two chiller modules connected to each other and a method therefor in which an evaporator, an absorber, a condenser, a low-temperature generator, a...
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5467614 |
Dual-circuit, multiple-effect refrigeration system and method
A dual circuit absorption refrigeration system comprising a high temperature single-effect refrigeration loop and a lower temperature double-effect refrigeration loop separate from one another and...
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5463880 |
Absorption refrigerator
An absorption refrigerator is characterized by an absorber which has a tube bank of heat-conductive tubes in the absorber, a vapor flow passage between the tube bank and a side wall of the absorber...
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5463879 |
Heat cascading regenerative sorption heat pump
A simple heat cascading regenerative sorption heat pump process with rejected or waste heat from a higher temperature chemisorption circuit ("HTCC") powering a lower temperature physisorption...
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5456086 |
Valving arrangement and solution flow control for generator absorber heat exchanger (GAX) heat pump
A generator absorber heat exchanger (GAX) heat pump, such as may be used for heating and cooling an inhabited space, having a valving arrangement for converting from a GAX cycle operation to a...
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5435154 |
High temperature regenerator of an absorption type hot and cold water generator and absorption type hot and cold water generator
A high temperature regenerator of an absorption type hot and cold water generator and an absorption type hot and cold water generator capable of preventing corrosion from occurring by preventing...
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5419156 |
Regenerative sorption compressor assembly
A regenerative sorption compressor assembly for use in a sorption compressor/refrigerator system. The regenerative sorption compressor assembly of the present invention comprises a series of...
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5419145 |
Chemical energy storage system
The rate of water vapor sorption of an absorption cycle cooling and/or heating system using an aqueous alkali metal hydroxide solution as the working fluid is increased by adding at least 2 parts...
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5392639 |
Apparatus and method for identifying and distinguishing different refrigerants
Refrigerant type is identified and determined by storing in electronic memory indicia representative of saturation pressure/temperature characteristics of a plurality of differing refrigerant...
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5383341 |
Refrigeration, heating and air conditioning system for vehicles
An absorption system for heating, refrigerating and conditioning air for use in vehicles is disclosed. The refrigerant-absorbent mixture, presenting a coefficient of performance of around 0.9, is...
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5381674 |
Generator for absorption refrigerating machine
A compact generator for an absorption refrigerating machine that uses combustion gas as a heat source, which enables stable heating. The generator 1 has a dilute solution inlet 3, a solution outlet...
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5377494 |
Heat exchanging apparatus and a method of preventing corrosion
A heat exchanging apparatus includes a composite structure of a ferrosoferric oxide and a molybdenum oxide at the internal surface of a heat exchange cycle tube located in a generator. A process of...
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5373709 |
Absorption type refrigerator
An absorption type refrigerator including a generator having an improved heat-exchange efficiency and which is compact and economical. The generator is constructed using a heat-exchanger made up of...
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5359864 |
Cooling apparatus
A cooling apparatus has a cooling vessel, containing a liquid as a thermal medium which absorbs latent heat by evaporation, and an absorber which absorbs the vapor of the liquid. The cooling vessel...
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5355696 |
Pollution control apparatus for industrial processes and the like
The specification discloses pollution control equipment for pollution generating industrial processes. A containment structure confines pollutants within the structure from which they are removed...
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5355693 |
Power ventilator for a refrigerator in a vehicle
A refrigerator is located in a central island or wall of a vehicle. An air duct extends downwardly from the refrigerator through a floor of the vehicle. A fan is installed in the duct to aid air...
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5353866 |
Heat transfer fins and heat exchanger
Louver segments of a heat transfer fin each have a longitudinal central portion disposed at the center of the louver segment in a direction crossing the flow of a fluid and longitudinal end...
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5351504 |
Heat pump for heating or refrigerating buildings and delivering in combination hot water for sanitary fixtures
A reversible heat pump providing a generator of refrigerant fluid in a vapor state produced by a rectifying column having perforated plates, with a hydrostatic head on the plate assured by the...
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RE34747 |
Absorption refrigeration and heat pump system with defrost
An integrated three-chamber absorption refrigeration and heat pump system with improved defrost capabilities having a solution pair including a material of unusable unusual fluid stability at...
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5345786 |
Absorption heat pump and cogeneration system utilizing exhaust heat
An absorption heat pump and a cogeneration system are provided to have high efficiency of utilizing exhaust heat. An absorption heat pump having an evaporator, an absorber, a high-temperature...
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5342578 |
Corrosion inhibition of ammonia-water absorption chillers
A method of inhibiting corrosion in ammonia-water absorption machines that includes adding to an ammonia-water solution soluble silicon compounds. Examples of these silicon compounds include sodium...
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5339654 |
Heat transfer apparatus
A refrigeration and heating system has been made in which improved efficiencies are obtained by placing helical concentric coils of at least two generators (80 and 81) and recuperators (86 and 95)...
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5333471 |
Adsorption cooling system
A dual-adsorber cooling system for an automobile has a pair of adsorbers, a cooling vessel, a pair of absorbate outgoing passages extending from the cooling vessel to each of the adsorbers...
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5332546 |
Working fluid for absorption heat pumps operating at very high temperatures
Working fluid for absorption heat pumps operating at very high temperature, particularly 200° to 1000° C., said working fluid being a mixture of at least two constituents, characterized in that...
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5325683 |
Heat pump apparatus
An absorption heat pump apparatus using a refrigerant as a heat exchanging medium includes a vapor generator for producing a dilute refrigerant solution and a heat exchanger having an evaporator...
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5325684 |
Absorber for a diffusion absorption plant
The absorber has four concentric helical conduits in a housing. A dummy tube is arranged in the housing. The weak coolant solution is conducted in four partial flows through four supply lines to...
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5323616 |
Process for cooling a gas in an apparatus for exploiting gases present in the air
Compressed air, feeding a unit for the separation of gases present in air, releases calories to a refrigerating unit which operates by absorption while cooling a flow of liquid in heat exchange...
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RE34600 |
Energy recovery system for absorption heat pumps
An improvement in an absorption refrigeration and/or heating system including apparatus (157) to convert the pressure energy and/or phase change energy in the solution and/or refrigerant of the...
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5303565 |
Rotary absorption heat pump of improved performance
A rotary absorption heat pump assembly. The assembly comprises a generator (2), condenser (3), evaporator (4), absorbent cooler (5), and absorber (1), all operatively associated to function as...
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5295371 |
Single-and double-effect absorption refrigerator
A single-and double-effect absorption refrigerator comprising a drum including both a preliminary low-temperature regenerator having a low-temperature heat source and a condenser, a piping for...
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5293759 |
Direct heat recovery absorption refrigeration system
An absorption refrigeration system uses a solution and a refrigerant contained in the solution as working mediums. The system includes (a) a generator for heating the solution to change a portion...
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5289868 |
Absorption chiller heater and unit-type air conditioning system
An unit-type air conditioning system is provided to enable low-load operation of an absorption chiller heater, to thereby improve the load responsiveness, and to use such a chiller heater as an...
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5284029 |
Triple effect absorption heat exchanger combining second cycle generator and first cycle absorber
Triple-effect absorption heat exchange apparatus for transferring heat from a heat load to a heat sink. The apparatus comprises first and second interconnected refrigerant loops. The first loop...
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5282507 |
Heat exchange system
In a heat exchange system such as an absorption refrigerator, a heat exchange element is disposed in at least one of a heat exchanger, a condenser, an evaporator, an absorber and a low-temperature...
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5277035 |
Multi-compartment refrigerator with system for minimizing condensation
A refrigerator having multi-compartments and having a heat pipe which transfers heat from a heat source in the refrigeration system to surfaces on the refrigerator which are prone to sweating such...
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5271246 |
Method and apparatus for producing high temperature water in absorption chiller-heater
In an absorption chiller-heater, warm water in the heat exchanger tubes of an evaporator is heated by spraying solution on the surface of the heat exchanger tubes of an evaporator, and the...
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5271235 |
High efficiency absorption cycle of the gax type
A high-efficiency, enhanced, generator-absorber heat exchange (EnGAX) cycle, particularly useful in gas-fired, air-cooled absorption heat pumps, increases the heat output of the absorber in the...
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5263340 |
Absorption generator
A generator for an absorption refrigerator has heat transfer pipes within a shell main body, an absorbing solution injecting port and absorbing solution exhausting port. An absorbing solution...
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5259202 |
Absorption air-conditioning system
In an absorption air-conditioning system, in order to immediately stop indoor air-conditions by a stop signal of the indoor air-conditioners and improve characteristics for activating the system ,...
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5259205 |
Element for absorption chillier/absorption chiller-heater, and absorption chiller/absorption chiller-heater comprising the elements
In a box-shaped main body of a nearly rectangular parallelepiped shaped shell, an absorber, an evaporator, a low temperature regenerator, and a condenser are disposed sequentially in the vertical...
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5255528 |
Method and apparatus for recuperating waste heat in absorption systems
The invention relates to an absorption system having a regenerator (17) wherein an absorption process of the absorption of low-pressure ammonia vapor into a weak liquid solution of ammonia-water is...
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5255534 |
System and process for operating and absorption cycle around a crystallization curve of the solution
An absorption system and process that operates around a crystallization curve of a solution with a crystallization limitation. At least a portion of dilute solution discharged from an absorber is...
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