Abstract: An auxiliary power system that is coupled a truck is described. The auxiliary power system pumps a fluid material housed by a truck hydraulic tank and bypasses the truck engine to affect a pump that offload the fluid material. The auxiliary power system includes a housing, an auxiliary engine, a pump, a suction line, a pressure line, and an offload control module. A method for configuring an auxiliary power system to bypass a truck engine is also described. The method includes controlling a pump that is operatively coupled to an auxiliary engine with an offload control module, in which the pump is powered by the auxiliary engine.

Abstract: Certain embodiments include a first individual sector having a first outer perimeter configured to fit together with outer perimeters of a plurality of individual sectors to form a combustor cap assembly of a turbine combustor, wherein the first individual sector comprises a first inner perimeter configured to fit about a nozzle outer perimeter of a first fuel nozzle, and the first individual sector is configured to fixedly attach to the first fuel nozzle.

Abstract: A starting injector usable in all flight modes without additional cost or weight. The starting injector includes a dual fuel circuit and an air circuit. An injector for a combustion chamber of a gas turbine includes a dual fuel injection circuit including a starting fuel circuit for ignition and then for all the flight modes, and a main fuel circuit for all the flight modes after starting. The circuits include parallel pipes in a common tube having an axis. The pipe of the starting circuit is substantially in communication with a center of a spherical injector body. At the end, the pipe accommodates an injection manifold coupled to a central channel passing through a central wall of a swirler. The pipe of the main circuit is in communication with an annular channel opposite jet channels. An air circuit is guided between two portions shaped as concentric spheres.

Abstract: An integrated composite structure with a graded coefficient of thermal expansion (CTE) is formed by selecting a plurality of layers of materials with a graded CTE and using build-up (bottom-up) fabrication approaches such as metal deposition or powder metallurgy to produce a CTE-graded layered composite preform, which is then consolidated and heat treated to create the CTE graded integrated composite billet or near net shape. The integrated composite billet or near net shape is then processed to produce a first surface for attachment of a first structural member having a first CTE and to produce a second surface of for attachment of a second structural member having a second CTE.

Abstract: Embodiments of the disclosure can provide systems and methods for minimizing coking in gas turbine engines. According to one embodiment, there is disclosed a system for minimizing coking in a gas turbine engine. The system may include a gas turbine compartment, a fuel component disposed within the gas turbine compartment, and a thermoelectric element disposed at least partially about the fuel component. The thermoelectric element may be configured to exchange heat with the fuel component.

Abstract: A turbomachine combustor includes a combustor cap having a cap surface and a wall that define, at least in part, a resonator volume. A plurality of injection nozzle members extend from the cap surface. Each of the plurality of injection nozzle members include an inner nozzle member and a plurality of outer nozzle members. An adjustable conduit extends through the wall into the resonator volume. The adjustable conduit includes an internal passage having a dimensional parameter. A combustor dynamics mitigation system is operably connected to the combustor cap. The combustor dynamics mitigation system includes a controller configured and disposed to control one a size of the resonator volume and the dimensional parameter of the adjustable conduit to modify combustor dynamics in the combustor.

Abstract: A method and apparatus are disclosed which are directed generally to gas turbine engine systems and specifically to a method utilizing a heat pipe or pipes associated with a thermal oxidizer for preheating a fuel-air mixture. This preheating of a fuel-air mixture allows a substantial reduction in size a thermal oxidizer used as a combustor so that it can be used with all fuels, especially natural gas.

Abstract: A method, an apparatus, and a computer program product are provided in connection reducing jet noise from a convergent-divergent nozzle that includes a divergent section through which at least portion of an exhaust gas flows at supersonic speeds. In one example, an apparatus is equipped with one or more injection ports arranged on the divergent section of the convergent-divergent nozzle, one or more delivery pipes coupled to each of the one or more injection ports on the exterior surface side of the divergent section and operable to transport an injection gas from a source to the divergent section through the one or more injection ports, and a controller operable to control at least one parameter associated with introduction of the injection gas. In an aspect, each of the one or more injection ports provides an opening from an interior surface to an exterior surface of the divergent section.

Abstract: The invention pertains to fluegas recirculation in gas turbines, and specifically to an intake section upstream of the inlet of a compressor of a gas turbine unit with fluegas recirculation. The intake section includes at least one section with a flow path defined by sidewalls in which the fresh airflow of the intake air is flowing along a principal airflow direction, including at least one mixing duct extending into the flow path from at least one sidewall. The mixing duct includes an intake at the at least one sidewall for receiving recirculated fluegas, as well as including at least one outlet opening distanced from said sidewall for blowing recirculated fluegas out of the mixing duct into the airflow.

Abstract: A method for distributing liquid in a gas turbine engine is disclosed. The method includes rotating a fan shaft coupled to a spool via a fan drive gear system. The spool drives rotation of the fan shaft through the fan drive gear system during operation of the gas turbine engine. A pump is driven via the fan shaft. Liquid is supplied from a sump to the pump under a first operating condition. Liquid is supplied from an auxiliary reservoir to the pump under a second operating condition. Liquid is pumped to a damper.

Abstract: The present application provides a micro-mixer fuel plenum for mixing a flow of fuel and a flow of air in a combustor. The micro-mixing fuel plenum may include an outer barrel and a number of mixing tubes positioned within the outer barrel. The mixing tubes may include one or more heat transfer features thereon.

Abstract: Provided is a gas turbine including: a first compressor which compresses air; a mixer which adds the compressed air from the first compressor to fuel and generates a fuel mixture; a combustor which combusts the generated fuel mixture from the mixer; a plurality of flow meters which adjusts an amount of the air or the fuel injected into the mixer; and a control unit which maintains the Wobbe Index of the fuel mixture within a predetermined Wobbe Index rang.

Abstract: A portable on-demand hydrogen supplemental system producing hydrogen gas and mixing the hydrogen gas with the air used for combustion of the jet fuel to increase the combustion efficiency of said jet fuel. Hydrogen increases the laminar flame speed of the jet fuel during combustion thus causing more fuel to be burned and lowering particulate matter emissions. Hydrogen is supplied to the jet engine at levels well below it lower flammability limit in air of 4%. Hydrogen and oxygen is produced by an electrolyzer from nonelectrolyte water in a nonelectrolyte water tank. The system utilizes an onboard diagnostic (OBD) interface in communication with the jet's control systems, to regulate power to the system so that hydrogen production for the jet engine only occurs when the jet engine is running. The hydrogen gas produced is immediately consumed by the jet engine. No hydrogen is stored on, in or around the jet.

Abstract: A system includes an anti-icing heat recovery system, which includes a first heat exchanger, a second heat exchanger, and a variable speed fan. The first heat exchanger is configured to receive a working fluid from an exhaust section of a gas turbine engine and to transfer heat from the working fluid to a cooled intermediate heat transfer medium to generate a heated intermediate heat transfer medium. The second heat exchanger is configured to receive the heated intermediate heat transfer medium from the first heat exchanger and to transfer heat from the heated intermediate heat transfer medium to air entering the gas turbine engine. The variable speed fan is configured to urge the working fluid from the exhaust section of the gas turbine engine through the first heat exchanger.

Abstract: A system for providing hydrogen enriched fuel includes first and second gas turbines. The second gas turbine receives a fuel from a fuel supply and portion of compressed working fluid from the first gas turbine and produces a reformed fuel, and a fuel skid provides fluid communication between a turbine in the second gas turbine and a combustor in the first gas turbine. A method for providing hydrogen enriched fuel includes diverting a portion of a first compressed working fluid from a first compressor to a second compressor and providing a second compressed working fluid from the second compressor. Mixing a first portion of a compressed fuel with the second compressed working fluid in a reformer to produce a reformed fuel, flowing a second portion of the compressed fuel to a second turbine for cooling, and flowing the reformed fuel through the second turbine to cool the reformed fuel.

Abstract: Certain embodiments include a first individual sector configured to fit together with a plurality of individual sectors to form a combustor cap assembly of a turbine combustor, wherein the first individual sector is configured to fixedly attach to a first fuel nozzle of a plurality of fuel nozzles, the first individual sector comprises a first substantially enclosed cavity configured to surround the first fuel nozzle, and the first substantially enclosed cavity is configured to receive a cooling air flow.

Abstract: A turbine engine includes a turbine, a compressor for compressing air and a combustor for receiving the compressed air through an inlet passage and operable to burn fuel therewith to deliver hot exhaust gas to the turbine. Also included is a wheel space defined proximate to the combustor. Further included is a cooling air passage extending between the compressor and the wheel space. Yet further included is a valve assembly having a valve member disposed in the cooling air passage and operable to admit a cooling air to the wheel space in response to a condition therein.

Abstract: A heat exchanging system is provided for conditioning indoor temperature of a building. The heat exchanging system includes a magnetic refrigerator, an indoor heat exchanger and an outdoor heat exchanger. The indoor heat exchanger is thermally connected to the magnetic refrigerator. The outdoor heat exchanger is thermally connected to the magnetic refrigerator. The outdoor heat exchanger includes a geothermal heat exchanging unit, wherein the geothermal heat exchanging unit is embedded under the ground of a building.

Abstract: The present invention provides a refrigeration method combining magnetic refrigeration and gas-based regenerative refrigeration, the method comprises: replacing part of or all of regenerators (2) in a gas-based regenerative refrigerator with magnetic regenerators (2), wherein part of or all of fillers in the magnetic regenerators (2) are magnetic refrigeration materials to form magnetic regenerators (2) with the same operating temperature ranges as that of the corresponding regenerators in the gas-based regenerative refrigerator; disposing the magnetic regenerators (2) respectively in magnet assemblies (4) for generating controllable and periodically-changing field strength, and performing coupling control on working sequence of the gas-base regenerative regenerator and magnetic field changing sequence of the magnet assemblies to realize combination of magnetic refrigeration and gas-based regenerative refrigeration.

Abstract: A thermoelectric module includes a cold side, a hot side and thermoelectric elements disposed between the two sides. At least one heat conducting layer is disposed between the thermoelectric elements and at least the cold side or the hot side and the heat conducting layer can be compressed. A method for producing a thermoelectric module having at least one heat conducting layer is also provided.

Abstract: A fuel gas delivery system is provided. The fuel gas delivery system includes a feed line configured to provide a natural gas stream and a cryocooler fluidly coupled to the feed line. The cryocooler is configured to condense the natural gas to provide a liquefied natural gas (LNG) stream and to freeze impurities contained in the natural gas stream. The frozen impurities are separated from said LNG stream. A first heat exchanger is fluidly coupled to the cryocooler and the first heat exchanger is configured to vaporize at least a portion of the LNG stream to provide compressed natural gas. A delivery line is configured to supply the compressed natural gas to an end user and a removal line is configured to remove the impurities from the fuel gas delivery system.

Abstract: A system for dispensing cryogenic liquid to a use point includes a bulk tank containing a supply of cryogenic liquid and a pressure builder that is in communication with the tank via a pressure building valve. The pressure builder uses heat exchangers to vaporize a portion of the cryogenic liquid as needed to pressurize the bulk tank. The pressurized cryogenic liquid is dispensed through a dispensing line running from the bottom of the tank. A vent valve also vents vapor from the tank to control pressure. Operation of the vent and pressure building valves is automated by a controller that receives data from sensors. The controller determines the required saturation pressure for the tank and varies the tank pressure to match and provide a generally constant outlet pressure depending on conditions of the cryogenic liquid.

Abstract: A cooling system (1), especially for cryopreserving biological samples (2), comprises a cooling chamber (100) delimited by a bottom area (110), side walls (120), and a top area (130), and a cooling device (200) for cooling the cooling chamber (100) using liquid nitrogen (220). At least one of the side walls (120) includes at least one predetermined wall element (125) which is a portion of at least one of the side walls and can be moved relative to the associated side wall (120) in such a way that a wall opening can be formed in said side wall (120). Methods for operating the cooling system (1) in case of an emergency are also described.

Abstract: The present invention relates to a household appliance and a method for using a heat pump in a household appliance, and more particularly to a household appliance for washing and drying goods. The household appliance comprises a processing chamber (5) for receiving goods to be washed and dried, and a heat pump (9) having a warm side provided with a condenser (11) and a cold side provided with an evaporator (13), wherein the condenser is adapted to heat water to be used in the processing chamber and the evaporator is adapted to cool a liquid in a heat reservoir (15) for storing heat generated on the cold side of the heat pump during heating of the condenser. The condenser is arranged in a water tank (7) adapted to provide water to the processing chamber.

Abstract: An icephobic coating is disposed on at least a cold side of a condenser in an environmental control system (ECS) of an aircraft. By applying the icephobic coatings to the condenser, the adhesive strength of the ice can be significantly reduced. As a result, it is difficult for ice to stick on the condenser. The vibration in the system and the force of the air flow can then knock the ice particles off of the condenser, resulting in reduced ice buildup.

Abstract: An energy saving defrost control system for reducing power consumption of an electromechanically controlled refrigerator is provided. The system includes a defrost timer configured to control a compressor according to an established run time, a defrost heater control operatively connected to the defrost timer and configured to activate a defrost heater in response to a timeout by the defrost timer, a DSM module responsive to demand state signals from an associated utility indicative of at least a peak demand and off peak demand state, and a time delay latching relay comprising a timer and configured to switch to one of a low position and a high position based on the demand state signal.

Abstract: The present disclosure relates to a method and an arrangement for expanding a gas stream comprising carbon dioxide, CO2. The method includes: removing CO2 from a process gas to produce a CO2 lean gas stream comprising residual CO2; monitoring a temperature of the gas stream downstream of an expander; controlling a pressure of the gas stream downstream of the expander by means of a pressure controller; and overriding the pressure controller when the temperature downstream of the expander is below a predefined minimum temperature; whereby deposition of solid CO2 from the residual CO2 in the gas stream is avoided. The disclosure also relates to a gas cleaning system and a power plant, such as an oxy-combustion power plant, associated with the arrangement.

Abstract: Methods of operation for refrigerator appliance configurations with a controller, a condenser, at least one evaporator, a compressor, and two refrigeration compartments. The configuration may be equipped with a variable-speed or variable-capacity compressor, variable speed evaporator or compartment fans, a damper, and/or a dual-temperature evaporator with a valve system to control flow of refrigerant through one or more pressure reduction devices. The methods may include synchronizing alternating cycles of cooling each compartment to a temperature approximately equal to the compartment set point temperature by operation of the compressor, fans, damper and/or valve system. The methods may also include controlling the cooling rate in one or both compartments. Refrigeration compartment cooling may begin at an interval before or after when the freezer compartment reaches its lower threshold temperature.

Abstract: A heat dissipation system apparatus and method of operation using hygroscopic working fluid for use in a wide variety of environments for absorbed water in the hygroscopic working fluid to be released to minimize water consumption in the heat dissipation system apparatus for effective cooling in environments having little available water for use in cooling systems. The system comprises a low-volatility, hygroscopic working fluid to reject thermal energy directly to ambient air. The low-volatility and hygroscopic nature of the working fluid prevents complete evaporation of the fluid and a net consumption of water for cooling, and direct-contact heat exchange allows for the creation of large interfacial surface areas for effective heat transfer. Specific methods of operation prevent the crystallization of the desiccant from the hygrosopic working fluid under various environmental conditions.

Abstract: A refrigerant circuit of an air conditioning system for a passenger compartment of a motor vehicle having a primary circuit having a compressor configured to compress a refrigerant, a first heat exchanger in fluid communication with the compressor and configured to transfer heat between a refrigerant and the environment, a first expansion element in fluid communication with the first heat exchanger, and a second heat exchanger in fluid communication with the first expansion element and the compressor, the second heat exchanger configured to dehumidify intake air of the passenger compartment and a secondary circuit having a first flow pathway and a second flow pathway, the first flow pathway having a third heat exchanger in fluid communication with the compressor and configured to transfer heat from the refrigerant to the passenger compartment and a second expansion element in fluid communication with the third heat exchanger, and a third expansion element.

Abstract: Systems and methods provide a mist cooling system that utilizes rain water as a source of mist, and that relies on a solar-powered or naturally-powered water pump to provide the rainwater to the mist generating device. The rainwater may be stored in a storage facility located on an elevated portion of a structure, such as the roof or other location, and may be provided to the mist generating device via the solar-powered pump. Such mist cooling may reduce energy consumption in applications such as the cooling of data centers, surgery rooms, archives or other temperature sensitive facilities that consume large amounts of energy for cooling.

Abstract: A refrigerator appliance configuration, and associated methods of operation, for an appliance with a controller, a condenser, at least one evaporator, a compressor, and two refrigeration compartments. The configuration may be equipped with a variable-speed or variable-capacity compressor, variable speed evaporator or compartment fans, a damper and/or a dual-temperature evaporator with a valve system to control flow of refrigerant through one or more pressure reduction devices. The controller, by operation of the compressor, fans, damper and/or valve system, depending on the appliance configuration, controls the cooling rate in one or both compartments to synchronize, alternating cycles of cooling the compartments to their set point temperatures.

Abstract: A refrigerator appliance configuration, and associated methods of operation, for an appliance with a controller, a condenser, at least one evaporator, a compressor, and two refrigeration compartments. The configuration may be equipped with a variable-speed or variable-capacity compressor, variable speed evaporator or compartment fans, a damper, and/or a dual-temperature evaporator with a valve system to control flow of refrigerant through one or more pressure reduction devices. The controller, by operation of the compressor, fans, damper and/or valve system, depending on the appliance configuration, synchronizes alternating cycles of cooling each compartment to a temperature approximately equal to the compartment set point temperature.

Abstract: An integrated refrigeration and air conditioning plant working with environmentally friendly natural refrigerant carbon dioxide (CO2) and an ozone friendly non CO2 refrigerant. The low temperature refrigeration is provided by evaporating CO2 and the fluid is used as a secondary refrigerant, predominantly in liquid mode, for medium temperature refrigeration. The heat rejection from CO2 occurs to another upper stage cascaded refrigeration system that operates with a ozone friendly non CO2 refrigerant. Since air conditioning applications require cooling at temperatures higher than refrigeration for food sector, cooling for this range is derived from the non CO2 refrigerant.

Abstract: A refrigerating and air-conditioning apparatus that achieves reduced limitations with respect to the communication of indoor units and can identify which indoor unit is connected to each branch port is obtained. Indoor units are made to operate on a one-by-one basis, and it is identified which indoor unit is connected to each branch port on the basis of the difference between an inlet temperature and an outlet temperature at the branch port at that time.

Abstract: An air conditioner for a vehicle is provided with: a compressor that compresses a heat exchange medium; an external heat exchanger that receives the heat exchange medium and that exchanges heat with the outside of a vehicle compartment; and an evaporator that receives the heat exchange medium and exchanges heat with the inside of a vehicle compartment, and the air conditioner for a vehicle is able to perform: a defrosting cooling operation in which the heat exchange medium that has been compressed by the compressor is made to flow into the evaporator and absorb heat, and to then flow into the external heat exchanger and release heat; and a hot gas operation in which the heat exchange medium that has been compressed by the compressor is made to flow into the external heat exchanger and release heat without being made to absorb heat in the evaporator, and, by switching between performing the defrosting cooling operation and performing the hot gas operation, the air conditioner for a vehicle performs a defrostin

Abstract: An object of the present invention is to efficiently heat a refrigerant retained in a compressor. An inverter control unit generates six drive signals corresponding to the respective switching elements of the inverter, and outputs the generated drive signals to the corresponding switching elements of the inverter to cause the inverter to generate a high-frequency AC voltage. Particularly, the inverter control unit generates a drive signal having a switching pattern A for turning on all the three switching elements on a positive voltage side or a negative voltage side of the inverter, and subsequent thereto, generates a drive signal having a switching pattern B for turning on two switching elements of the three switching elements and turning off one switching element thereof.

Abstract: In an arrangement structure for an air-conditioning compressor in a hybrid electric vehicle, an engine, a power generating motor, a driving motor, and an air-conditioning compressor are disposed in an engine room, the engine and the power generating motor being arranged in series, in which the air-conditioning compressor is arranged on a side portion of the power generating motor. The power generating motor and the driving motor are provided in parallel with each other in a vehicle longitudinal direction and are accommodated respectively in separate motor cases, and one of the motor cases on which the air-conditioning compressor is fixed is arranged at a position behind and higher than another one of the motor cases.

Abstract: A merchandiser is adapted for displaying and/or serving merchandise to customers. In some embodiments, the merchandiser includes a display section which may include a refrigerated display section and/or a non-refrigerated display section adapted for holding merchandise for customers to view and access. In some embodiments, the merchandiser also includes a food preparation section accessible to an employee serving the customers. The food preparation section may include an electrical outlet for supplying electrical power to one or more appliances. The merchandiser may include a partition for concealing an appliance area from view by the customers. Shields may be provided for preventing flow of air into or out of an open front of a refrigerated compartment in the refrigerated display section. A curtain may be provided for selectively covering the open front of the refrigerated compartment.

Abstract: An ice dispensing assembly that can provide whole, crushed, or shaved ice is described. Rotating blades are carried by a cylinder while locking blades are positioned on a shaft within the cylinder. The cylinder can rotate in different directions to provide whole ice or crushed ice. A control plate can be used to position a shaving blade so as to provide for shaved ice as well.

Abstract: In an air-conditioning apparatus equipped with an outdoor unit having outdoor devices including a compressor that compresses a refrigerant, a flow switching valve that switches the flowing direction of the refrigerant, an outdoor heat exchanger that exchanges heat between the refrigerant and outdoor air, a first expansion valve that reduces the pressure of the refrigerant, an excess-refrigerant container that retains an excess refrigerant of the refrigerant, and a second expansion valve that reduces the pressure of the refrigerant; and an indoor unit having an indoor heat exchanger that exchanges heat between the refrigerant and indoor air, the air-conditioning apparatus includes an outdoor-heat-exchanger refrigerant injection port provided in a refrigerant pipe that is directly connected to the outdoor heat exchanger, and an excess-refrigerant-container refrigerant injection port provided in a refrigerant pipe that is directly connected to the excess-refrigerant container.

Abstract: A refrigerator includes a cabinet having at least one door. A removable cooling module is coupled with an outer periphery of the cabinet. The removable cooling module includes an ice maker. A duct is in communication with the removable cooling module. Ice is produced by the ice maker and transferred through the duct to the refrigerator.

Abstract: An ice maker for a refrigerator is provided that may accurately and simply supply a predetermined amount of water to an ice tray. The ice maker may include an ice tray for receiving water for freezing into ice, a water container including a body for storing and supplying a predetermined amount of water to the ice tray and a lid coupled to the body and having holes for discharging water from the water container, and a housing for installing the water container in a case of the ice maker.

Abstract: A refrigerator door is provided. The refrigerator door has an outer case forming a shape of the refrigerator door, an inner case provided within the outer case to configure a backside of the refrigerator door wherein a space between the inner case and the outer case is charged with a foaming liquid, an ice making unit provided to one side of the inner case to make ice, a fixing unit provided to the space charged with the foaming liquid between the inner case and the outer case and fixing the ice making unit to the refrigerator door, and a dispenser provided to one side of the outer case to discharge the ice supplied by the ice making unit.

Abstract: A refrigerator includes a cabinet having a top wall. At least one door is coupled with the cabinet and is moveable between an open position and a closed position. A removable cooling module is disposed on the top wall of the refrigerator. The removable cooling module includes a cooling unit and an ice maker. An ice dispenser is coupled with the refrigerator. A duct is in communication with the removable cooling module and is adapted to convey ice and cool air from the removable cooling module to the refrigerator.

Abstract: A removable cooling module for a refrigerator includes a cooling unit positioned in a housing and removably coupled with a top wall of the refrigerator. An ice maker is coupled to the cooling unit. An ice bin is disposed in the housing and is adapted to receive and store ice from the ice maker. A duct is in communication with the cooling unit and is adapted to convey ice from the removable cooling module to an ice dispenser.

Abstract: A refrigerator includes a removable cooling module that defines a cavity. The removable cooling module includes a cooling unit and an ice maker disposed in the cavity. A duct is disposed inside the refrigerator and is in communication with the removable cooling module. The duct is adapted to convey cool air and ice from the ice maker to an ice storage bin in the refrigerator. An ice deflector is disposed in the duct. The ice deflector directs ice to the ice storage bin and directs cool air to a food storage area in the refrigerator.

Abstract: A refrigerator includes an ice bank installed on a refrigerating compartment door, a dispenser provided below the ice bank, and an ice maker provided in a freezing compartment. The refrigerator also includes a transfer element connected to a side of the ice maker and configured to transfer ice made by the ice maker to the ice bank. The refrigerator further includes a first duct connecting an outlet of the transfer element and the ice bank and a second duct connecting the ice bank and the freezing compartment. One of the first duct and the second duct is a cold air supplying duct that supplies cold air to the ice bank and another of the first duct and the second duct is a cold air return duct that returns cold air of the ice bank to the freezing compartment.

Abstract: A thermal storage container is coupled to a pump for circulating cooled liquid from the thermal storage container in at least one of two circuits. One circuit includes a heat exchanger coupled to the fresh food evaporator for assisting in cooling the fresh food section of the refrigerator or for chilling the liquid. Another circuit includes a sub-cooler between the compressor and condenser for cooling the hot gas output from the compressor before entering the condenser, thereby increasing the efficiency of the system. A three-way valve is coupled from the output pump to couple the stored coolant selectively to one or the other or both of the coolant circuits.

Abstract: This chiller unit can be used for ice cream machineries, building machinery in hot weather, air conditioning units, military vehicles (tanks), medical devices that need fluid cooling units (especially the ammoniac freezer ones) and almost every industrial machine that uses water or fluid cooling systems.