Abstract: An insulated cooler with a submersible internal circulating pump is provided. The insulated cooler includes a base, a plurality of sidewalls extending upwardly therefrom, and an open upper end defining an interior volume. The insulated cooler further includes a lid that is removably secured over the open upper end, wherein the lid includes multiple recessed cup holders with sidewalls that extend downwardly into the interior volume of the insulated cooler. The insulated cooler includes a submersible internal circulating pump operably connected to a system of copper tubing that winds around the sidewall of the recessed cup holders. When activated, the submersible internal circulating pump transports melted ice water through the tubing, which cools the sidewall of the recessed cup holders. In this way, the insulated cooler can cool objects within the interior volume and can cool beverages that are supported within the exterior cup holders.

Abstract: The present invention is directed to a system (100) maintaining chilled temperature in a cold storage (102) comprising: a plurality of coolant layers 104 uniformly placed on the roof of said storage (102); each coolant layer comprising multiple coolant plates (106) stacked in rows and columns; a compressor (110) generating airflow and circulating airflow in a circular pattern from top to bottom in said (storage 102); thereby maintaining temperatures in the range ?25° C. to +25° C.

Abstract: Combustion engines, and more particularly, integrating a supercritical fluid passageway into a cylinder head and/or cylinder block of an engine, and preferably, a combustion engine. Both a combustion engine system and a method of cooling a cylinder head in an internal combustion engine, utilizing supercritical fluid, are disclosed.

Abstract: A process for conditioning air, by means of a main circuit, the main circuit being a vapor compression circuit, wherein a first refrigerant circulates, and a secondary circuit with no compressor, wherein a non-flammable second refrigerant including a hydrofluoroolefin and/or a hydrochlorofluoroolefin circulates, the main circuit and the secondary circuit being coupled to one another; the process including a heat exchange between the surroundings and the first refrigerant, a heat exchange between the first and second refrigerants, and a heat exchange between the second refrigerant and the air to be conditioned. Also, an air conditioning plant for implementing the process.

Abstract: A transportation refrigeration unit (TRU) system is provided and includes a damper assembly configured to direct air flows through first or second pathways and an evaporator disposed in the first pathway, a coil element surrounded by phase change material (PCM) and disposed in the second pathway and a routing assembly configured to direct refrigerant through the evaporator or the coil element. With the PCM pre-cooled, the damper and routing assemblies are controllable to respectively direct the air flows through the first pathway and the refrigerant through the evaporator when first conditions are met and to respectively direct the air flows through the second pathway when second conditions are met.

Abstract: A container enclosing a volume. The container having a container floor facing the volume, a release valve, and a container roof positioned opposite the container floor. The container roof having a container roof inlet that penetrates the container roof. A trough is coupled to the container roof inlet. The trough has at least one beverage mount for holding the beverage, a trough outlet, and a water pump coupled to the trough for transferring a fluid through the trough and the trough outlet.

Abstract: This disclosure provides a nonaqueous coolant composition that is excellent in insulation property and heat resistance and has improved heat transfer characteristics. The embodiment is a coolant composition that includes at least one ether compound having 6 or more carbon atoms as a nonaqueous base and is substantially free of water.

Abstract: A cooling device comprises a first casing for direct mounting on a heat-generating component and a second casing mounted on the first casing. One casing includes an internal channel connected to a cold inlet and to a hot outlet allowing a heat-transfer fluid to flow in the internal channel. The other casing includes a storage containing a phase change material (PCM) changing from a solid state to a liquid state to transfer thermal energy from the heat-generating unit to the PCM, the PCM changing from the liquid state to the solid state to transfer thermal energy from the PCM to the heat-transfer fluid. The cooling device may be integrated in a cooling circuit of a cooling system including an external cooling unit, or in a closed loop cooling circuit of a cooling arrangement that transfers heat from the closed loop to an open loop.

Abstract: In one or more first regions of a steel component, a primarily austenitic microstructure can be produced from which a mainly martensitic microstructure can be brought about through a quenching process. In one or more second regions of the component, a mainly ferritic-pearlitic microstructure can be brought about. In one or more third regions, a mainly bainitic microstructure can be brought about. The component is first heated to a temperature below the AC3 temperature in a first furnace, and transferred into a treatment station. The component can be cooled during the transfer. In the treatment station, the first and third regions are brought to a temperature above the austenitization temperature. Only the third regions are cooled to a cooling stop temperature ?s. The component is transferred into a second furnace, with a temperature lying below the AC3 temperature. There, the temperatures of the three different regions approximate one another.

Abstract: In one aspect, a system for operations an energy plant obtains thermal energy load allocation data indicating time dependent thermal energy load of the energy plant. The system determines, for a time period, an operating state of the energy plant from a plurality of predefined operating states based on the thermal energy load allocation data. The system determines operating parameters of the energy plant according to the determined operating state. The system operates the energy plant according to the determined operating parameters.

Abstract: According to various aspects, exemplary embodiments are disclosed of chiller systems including thermoelectric modules, and corresponding control methods. In an exemplary embodiment, a compressor chiller system generally includes a refrigerant loop having a refrigerant fluid, a compressor connected in the refrigerant loop to compress the refrigerant fluid, and a condenser connected in the refrigerant loop to receive the compressed refrigerant fluid from the compressor and to condense the compressed refrigerant fluid. The system also includes a heat transfer component connected in the refrigerant loop to receive the condensed refrigerant fluid from the condenser, and a coolant loop having a coolant fluid. The heat transfer component is connected in the coolant loop to transfer heat from the coolant fluid to the condensed refrigerant fluid. The system further includes a thermoelectric module connected in the coolant loop. The thermoelectric module is adapted to transfer heat into and/or out of the coolant fluid.

Abstract: The use of a composite material for heat management in the electrical and/or electronic area, in particular in a car. A grid-like structure filled with a phase change material (PCM), and to a composite material that includes a grid-like structure filled with PCM. The filled grid-like structure being present on a cover layer or between two cover layers.

Abstract: A device for controlling the temperature of a medium, comprising: a first circuit in which a first heating medium circulates without phase transitions; a second circuit in which a second gaseous heating medium circulates without phase transitions; a first heat converter arranged in the first circuit and in which the first medium exchanges heat with a surrounding medium: a second heat converter arranged in the first circuit and in which the first medium exchanges heat with the medium to be temperature-controlled; a first delivery means arranged in the first circuit for moving the first medium; a compressor arranged in the second circuit for compressing the second medium; a third heat converter arranged behind the compressor when seen in the flow direction so as to contact the second circuit and which exchanges heat with the first medium; and means for cooling or expanding the first medium.

Abstract: A vehicle fan shroud de-icing assembly includes a vehicle radiator, a fan shroud installed to the radiator, a fan and a heat providing member. The fan is installed to the fan shroud adjacent to the radiator and is configured to selectively move air between heat transferring fins of the radiator. The heat providing member is attached to one of the radiator and the fan shroud. The heat providing member is positioned and configured to provide heat to the fan shroud and/or radiator in order to melt ice, show and shush retained within the fan shroud or on surfaces of the radiator.

Abstract: The present disclosure relates to a method for controlling a level of superheat during a pump mode of operation of a refrigeration system, wherein the refrigeration system can operate in either the pump mode or a compressor mode, and has an electronically controlled expansion valve (EEV). A controller obtains a stored, predetermined pump differential pressure range able to be produced by a pump of the system. The controller also obtains a stored, predetermined superheat range, and detects a superheat level. When the detected superheat level is outside of the superheat temperature range, the controller commands adjusting at least one of the EEV and a speed of the pump based on whether the detected superheat level is above or below the superheat range, and whether a current pump differential pressure is above or below the predetermined pump differential pressure range.

Abstract: There are provided an ice thermal storage tank having excellent cold water generation efficiency and having a considerably reduced size, and a water cooler having the same. The ice thermal storage tank includes: a tank body accommodating an ice storage liquid cooled according to an ice thermal storage scheme; a cold water generation unit heat-exchanging introduced water with the cooled ice storage liquid to generate cold water; and a circulation unit extracting the ice storage liquid accommodated in the tank body to circulate it within the tank body. The water cooler includes: the thermal storage tank cooling water supplied from the outside; and a water dispensing unit dispensing cooled water from the ice thermal storage tank. Since an ice storage liquid is circulated without using a stirrer, the size of an ice thermal storage tank can be remarkably reduced, and thus, a water cooler is reduced in size.

Abstract: An air-conditioning system including a primary circuit and a secondary circuit is provided. The primary circuit includes a flow of refrigerant, an evaporator and a chiller configured to exchange heat between a coolant and the refrigerant. The secondary circuit includes a heat exchanger in fluid communication with the chiller to receive the coolant. The heat exchanger includes a phase change material in heat exchange relationship with the coolant, such that the coolant exchanges heat with the phase change material to store thermal energy in the phase change material. The air-conditioning system is implemented in a machine in which during an idle-off state, the stored energy in the heat exchanger is discharged to provide an air-conditioning effect.

Abstract: A refrigeration system including a condenser, a compressor, a first transportation system passing refrigerant between the compressor and the condenser, a first evaporator, a second evaporator, a second transportation system passing the refrigerant between the condenser and a holding vessel, with the holding vessel including refrigerant in gas and liquid form, a third transportation system passing the refrigerant between the holding vessel and a pump, a fourth transportation system passing the refrigerant between the pump and the first evaporator, a fifth transportation system passing the refrigerant between the pump and the second evaporator, and a heat exchanger wherein the refrigerant in the second transportation system exchanges heat with the refrigerant in the fifth transportation system to heat the refrigerant in the fifth transportation system before the refrigerant passes to the second evaporator.

Abstract: An energy storage module (10) including a plurality of energy storage assemblies (12) electrically connected to one another, the module including an external casing (40) in which are arranged the storage assemblies (12) and at least one heat exchanger (24). The energy storage assemblies (12) are arranged side by side on at least two distinct levels (N1, N2). The heat exchangers (24) are positioned between two adjacent levels. The exchangers (24) are fixed to the casing (40) of the module at least at a securing wall (28) that is distinct from the contact faces (26A, 26B). The securing walls and the casing are configured so that the module has a space between the corresponding securing walls (28; 44) of the exchanger and of the casing.

Abstract: Some embodiments include a utility cart. In some embodiments, the utility cart includes an insulated cold storage compartment; a dry storage compartment, the dry storage compartment configured to retract-ably extend horizontally; a base and front and rear wheels connected to the base.

Abstract: A chemical supply system comprises: a first container and a second container for storing a chemical solution; a first pump, located on a first pipe connecting the first and second containers, for directing the solution stored in the first container to the second container; and a first filter, located in the first pipe, for filtering the solution flowing through the first pipe from the first container toward the second container. The system further includes: a second pipe for connecting the first container and the second container; and a second pump, located on the second pipe, for directing the solution stored in the second container to the first container.

Abstract: An integrated thermal energy and rainwater storage system for reducing peak electrical demand by air conditioning systems. Such a system includes a water conveyance system for collecting and conveying water to a storage tank for storing rainwater, where the rainwater functions as a lower temperature thermal reservoir while it is being held and awaiting use. The system further includes a residential air conditioning system with an air-cooled condenser unit along with an additional water-to-refrigerant heat exchanger connected to the storage tank on one side, and on the other side connected into the refrigerant lines with reconfigurable flow paths and actuated valves to control the discharging and recharging of the thermal energy storage. The lower temperature and better heat transfer capabilities of the rainwater improve operating efficiency and reduce power consumption of the compressor when used instead of the air-cooled condenser during the hottest hours of the day.

Abstract: Some embodiments include a utility cart. In some embodiments, the utility cart includes an insulated cold storage compartment; a dry storage compartment, the dry storage compartment configured to retract-ably extend horizontally; a base and front and rear wheels connected to the base.

Abstract: An evaporator configured to transfer heat between air flowing through the evaporator and refrigerant within the evaporator, and transfer heat between the refrigerant within the evaporator and phase change material (PCM) within the evaporator. The evaporator includes a first plate, a second plate, and a first tube. The second plate is coupled to the first plate to form an assembly that defines a cavity to contain PCM. The assembly also defines a first opening that cooperates with corresponding first openings in other assemblies to define a first manifold to convey refrigerant. The first manifold is defined when the assembly is arranged with the other assemblies to form a stack. The first tube is in fluidic communication with the first manifold. The assembly cooperates with an adjacent assembly of the other assemblies when the stack is formed to define a first slot configured to receive the first tube.

Abstract: An intravenous heat exchange catheter and/or an external cooling pad/bladder can be used to maintain hypothermia in, e.g., a cardiac arrest patient, but to accelerate the cooling process the patient first can be infused with cold saline before the opportunity arises to connect the catheter or pad to the patient.

Abstract: An evaporator having a phase change material clam shell housing is provided. The evaporator includes an upper manifold, a plurality of refrigerant tubes extending from the manifold, and a louvered clam shell housing defining a chamber for storing a phase change material. The louvered clam shell housing is disposed between and in thermal communication with the upper portion of two adjacent refrigerant tubes. The louvered clam shell housing is formed of two clam shell plates, each having louvers defined by slats folded into the phase change chamber. The folded slats define louver openings in the clam shell housing enabling the phase change material to make direct contact with the adjacent refrigerant tubes, thereby improving thermal communication between the refrigerant flowing in the tubes and the phase change material in the clam shell housing.

Abstract: Provided is a heat exchanger, which includes a plurality of flat tubes in which refrigerant flows, a fin including tube couplers in which the flat tubes are inserted, wherein the refrigerant exchanges heat with a fluid through the fin, and a header coupled to at least one side portion of the flat tubes and distributing the refrigerant to the flat tubes. The fin includes a first fin coupled to a part of the flat tubes, the part of the flat tubes constituting a first row, and a second fin provided on a side portion of the first fin and coupled to another part of the flat tubes, the another part of the flat tubes constituting a second row.

Abstract: A coolant-conditioning unit is provided which includes a facility coolant path, having a facility coolant flow control valve, and a system coolant path accommodating a system coolant, and having a bypass line with a system coolant bypass valve. A heat exchanger is coupled to the facility and system coolant paths to facilitate transfer of heat from the system coolant to facility coolant in the facility coolant path, and the bypass line is disposed in the system coolant path in parallel with the heat exchanger. A controller automatically controls a regulation position of the coolant bypass valve and a regulation position of the facility coolant flow control valve based on a temperature of the system coolant, and automatically adjusts the regulation position of the system coolant bypass valve to facilitate maintaining the facility coolant flow control valve at or above a specified, partially open, minimum regulation position.

Abstract: A fuel cell system mounted in a vehicle includes a fuel cell stack, a coolant supply mechanism, and a fuel gas supply mechanism. The coolant supply mechanism includes a coolant supply pipe and a coolant discharge pipe, provided on a front side in a traveling direction of the vehicle, relative to the fuel cell stack. The fuel gas supply mechanism includes a fuel gas supply pipe, provided on a rear side in the traveling direction, relative to the fuel cell stack.

Abstract: Multiple cooling-storage containers are arranged in respective spaces formed between neighboring refrigerant tubes. The cooling-storage container is made of a pair of outer envelope portions, each forming a side wall. Multiple convex portions and concave portions are formed in the side walls so that air passages are formed between refrigerant tubes and the concave portions. A sectional area of the air passage formed in a lower portion of the cooling-storage container below a predetermined height is made larger than that of the air passage formed in an upper portion of the cooling-storage container above the predetermined height.

Abstract: The present invention is a scalable and portable human remains cold storage system having a chiller unit for providing a chilled fluid to a remains chilling bag. A flow divider manifold fluidly communicates with the chiller unit for dispersing the chilled fluid to the remains chilling bag and then channeling warmed fluid back to the chiller unit for re-chilling through a series of supply lines. The fluid flows through a continuous cycle to maintain a desired temperature within the remains chilling bag.

Abstract: A refrigeration apparatus uses R32 as a refrigerant, and includes a compressor, a condenser, an expansion mechanism, an evaporator and an accumulator. The accumulator is disposed in the suction flow path supplying refrigerant to the compressor. The accumulator has a casing that forms an inside space to separate the refrigerant into gas refrigerant and liquid refrigerant and accumulating surplus refrigerant, an inlet pipe feeding the refrigerant that has evaporated in the evaporator into the inside space, and an outlet pipe channeling the separated gas refrigerant to the compressor. A distal end opening in the inlet pipe of the accumulator is located in a height position separated by a dimension from a bottom of the inside space. The dimension is 0 to 0.3 times a height dimension of the inside space.

Abstract: A cylindrical hole is formed between peripheral belt portions of two container constituent plates of a thermal storage material container of an evaporator with a cool storage function. A cylindrical portion of a thermal storage material charging member having a thermal storage material charging passage is disposed in the cylindrical hole and brazed to the two container constituent plates. That portion of the thermal storage material charging member which protrudes from the cylindrical hole includes a crushed portion and a cylindrical uncrushed portion. The crushed portion seals the thermal storage material passage. The cylindrical portion of the thermal storage material charging member is smaller in outside diameter than the uncrushed portion, and the cylindrical portion and the uncrushed portion have the same inside diameter. The cylindrical portion has an inward protrusion protruding into a thermal storage material containing space, and the inward protrusion has a radially expanding engagement portion.

Abstract: A refrigerant circuit performs a cool storage operation in which a thermal storage medium is circulated such that a refrigerant having been condensed in an air heat exchanger and passed through an auxiliary heat exchanger is evaporated in the thermal storage heat exchanger. In a thermal storage circuit during the cool storage operation of the refrigerant circuit, the thermal storage medium is circulated such that the thermal storage medium having flowed out from an outlet of a thermal storage tank sequentially passes through the auxiliary heat exchanger, a retention portion, and the thermal storage heat exchanger and flows into an inlet of the thermal storage tank. The retention portion retains crystals contained in the thermal storage medium.

Abstract: A device for reducing temperature variation in a plenum includes at least one pipe and a plurality of sumps containing a fluid operable to vary between a liquid state and a gaseous state depending upon a temperature of the fluid. The plurality of sumps are positioned at various locations within the plenum and the at least one pipe is in fluid communication with the plurality of sumps. In addition, the fluid, in the gaseous state, is caused to move through the at least one pipe and condense, thereby reducing the temperature at the location of the sump where the fluid was vaporized and thereby reducing temperature variation in the plenum.

Abstract: A method for generating a thermal flow from a thermal module comprising at least two magnetocaloric elements connected, two-by-two, through which a heat transfer fluid flows and is exposed to a magnetic field. The circulation exposes alternating elements of the magnetocaloric elements to an opposite variation in the magnetic field, and causes the transfer fluid to circulate simultaneously and in opposite directions in such a manner that the fluid flowing out of one of the magnetocaloric elements, at the end of a heating phase, is circulated, during the following phase, in the following magnetocaloric elements exposed to heating, while the fluid flowing out of one of the magnetocaloric elements, at the end of a cooling phase, is circulated in the following element exposed to cooling, and conversely. The heat transfer fluid is stored an intermediate receiving area. This invention also relates to a thermal generator implementing the method.

Abstract: A cooling apparatus and method are provided for cooling an electronic subsystem of an electronics rack. The cooling apparatus includes a local cooling station, which has a liquid-to-air heat exchanger and ducting for directing a cooling airflow across the heat exchanger. A cooling subsystem is associated with the electronic subsystem of the rack, and includes either a housing facilitating immersion cooling of electronic components of the electronic subsystem, or one or more liquid-cooled structures providing conductive cooling to the electronic components of the electronic subsystem. A coolant loop couples the cooling subsystem to the liquid-to-air heat exchanger of the local cooling station. In operation, heat is transferred via circulating coolant from the electronic subsystem and rejected in the liquid-to-air heat exchanger of the local cooling station to the cooling airflow passing across the liquid-to-air heat exchanger. In one embodiment, the cooling airflow is outdoor air.

Abstract: A cooling apparatus and method are provided for cooling an electronics rack. The cooling apparatus includes an air-cooled cooling station, which has a liquid-to-air heat exchanger and ducting for directing a cooling airflow across the heat exchanger. A cooling subsystem is associated with the electronics rack, and includes a liquid-cooled condenser facilitating immersion-cooling of electronic components of the electronics rack, a liquid-cooled structure providing conductive cooling to electronic components of the electronics rack, or an air-to-liquid heat exchanger associated with the rack and cooling airflow passing through the electronics rack. A coolant loop couples the cooling subsystem to the liquid-to-air heat exchanger. In operation, heat is transferred via circulating coolant from the electronics rack, and rejected in the liquid-to-air heat exchanger of the cooling station to the cooling airflow passing across the liquid-to-air heat exchanger. In one embodiment, the cooling airflow is outdoor air.

Abstract: A cooling apparatus and method are provided for cooling an electronic subsystem of an electronics rack. The cooling apparatus includes a local cooling station, which has a liquid-to-air heat exchanger and ducting for directing a cooling airflow across the heat exchanger. A cooling subsystem is associated with the electronic subsystem of the rack, and includes either a housing facilitating immersion cooling of electronic components of the electronic subsystem, or one or more liquid-cooled structures providing conductive cooling to the electronic components of the electronic subsystem. A coolant loop couples the cooling subsystem to the liquid-to-air heat exchanger of the local cooling station. In operation, heat is transferred via circulating coolant from the electronic subsystem and rejected in the liquid-to-air heat exchanger of the local cooling station to the cooling airflow passing across the liquid-to-air heat exchanger. In one embodiment, the cooling airflow is outdoor air.

Abstract: A heat exchanging portion and tank portions are formed by bonding plate members. The tank portion is provided with a refrigerant inlet allowing a refrigerant to flow into a refrigerant tank space, a refrigerant outlet allowing the refrigerant to flow from the refrigerant tank space, a heat medium inlet allowing a heat medium to flow into a heat medium tank space, and a heat medium outlet allowing the heat medium to flow from the heat medium tank space. At least one of the refrigerant inlet, the refrigerant outlet, the heat medium inlet, and the heat medium outlet is disposed between both ends of the tank portions in a tube stacking direction of refrigerant tubes and heat medium tubes.

Abstract: Refrigeration equipment with a sleeve-type collection pipe for an artificial skating rink comprising at least a refrigerating system (3), a refrigeration liquid supplying collection-pipe (1) and a return-gas collection-pipe (2). The return-gas collection-pipe (2) sheathes the refrigeration liquid supplying collection-pipe (1) along length-wise direction. The refrigeration system (3) is provided with a liquid supplying main pipe (41) and a return-gas main pipe (42) sheathed on the liquid supplying main pipe (41). Both ends of the liquid supplying main pipe (41) are respectively connected with the refrigeration liquid supplying collection-pipe (1) and the output end of the refrigeration system (3), and both ends of the return-gas main pipe (42) are respectively connected with the return-gas collection-pipe (2) and the input end of the refrigeration system (3).

Abstract: A refrigerating apparatus including a control unit which starts the operation of the refrigerant compressor in response to an operation signal and which regulates the pressure reducing device so that the temperature of a refrigerant in the water heat exchanger becomes +80 ° C. or more and the temperature of the refrigerant in the evaporator becomes 0 ° C. or less. The control unit detects a state where a cold storage amount in the cold storage unit reaches a predetermined amount or more and another state where the control unit judges whether the hot water storage tank is full of the hot water, after the elapse of a predetermined time from the start of the operation of the refrigerant compressor, and it stops the operation of the refrigerant compressor when one of the states is satisfied.

Abstract: A refrigerant dryer, in particular a compressed air refrigerant dryer, is provided for drying a gaseous fluid while cooling the gaseous fluid using a refrigerant. The dryer includes a pressure fluid-refrigerant agent-heat exchanger (30) in which a cooling of the gaseous fluid takes place directly or indirectly by a refrigerant conveyed in a primary loop (16), one or more refrigerant compressor/compressors (24) for operating the primary loop, and a cold accumulator (13) with an accumulator-side heat exchanger (20) which couples an accumulator discharge fluid to a cold accumulator medium (14). The pressure fluid-refrigerant agent-heat exchanger (30) and the cold accumulator (13) are fluidically connected or can be brought into fluidic connection via a discharge loop (15) for an accumulator discharge fluid.

Abstract: In a cooling system for an electronic device of the present invention, server rooms in which a plurality of servers are placed, an evaporator which is provided close to each of the servers, and cools exhaust air from the server by vaporizing a refrigerant with heat generating from the server, a cooling tower which is provided at a place higher than the evaporator, cools the refrigerant by outside air and water sprinkling, and condenses the vaporized refrigerant, and a circulation line in which the refrigerant naturally circulates between the evaporator and the cooling tower. According to the cooling system, an electronic device which is required to perform a precise operation with a heat generation amount from itself being large, such as a computer and a server, can be efficiently cooled at low running cost.

Abstract: A vehicle air conditioning system is provided. The vehicle air conditioning system includes a first vapor compression refrigeration loop. The first vapor compression refrigeration loop includes a first refrigerant compressor and a first evaporator. The vehicle air conditioning system further includes a tank for holding a compressed fluid, an outlet configured to carry expanded fluid from the tank, and a heat exchanger thermally coupled to the first vapor compression refrigeration loop and to the outlet. The heat exchanger is configured to transfer heat from refrigerant carried by the first vapor compression refrigeration loop to fluid carried by the outlet, where the temperature of the fluid carried by the outlet has been reduced as a result of expansion of the fluid upon exiting the tank.

Abstract: The liquid galley refrigeration system for cooling food carts for aircraft employs an intermediate working fluid to transfer heat from one or more food carts to one or more remote chillers, allowing the carts and chillers to be advantageously distributed in the aircraft. While the chiller working fluid undergoes a phase change in order to transfer heat from the intermediate working fluid to the cooling air, the intermediate working fluid remains in its liquid phase throughout its circulation. A recirculation pump circulates the intermediate working fluid through a distribution system that may link a plurality of chillers to a plurality of food carts, and the temperature of the food carts is regulated by a combination of controls.

Abstract: In an integrated two-phase accumulator controlled loop cooling system, the pumped refrigerant is employed to cool the supply of refrigerant in the accumulator vessel. No external cooling of the accumulator vessel is required, and a standard heater in the accumulator is sufficient to regulate the boiling pressure. This allows to provide a cooling system in which sub-cooling in the pump is guaranteed by the laws of nature, and which is hence more reliable, structurally simpler, better to control and cheaper.

Abstract: A hot water supply air conditioning system performs a first cold-storage operation, a second cold-storage operation, and a cold-used air-cooling operation. In the first cold-storage operation, a hot-water-supply-side heat exchanger serves as a condenser, and a thermal-storage-side heat exchanger serves as an evaporator. Moreover, a hot water supplier heats water of a hot water storage tank, and a thermal storage stores cold thermal energy in a thermal storage tank. In the second cold-storage operation, a heat-source-side heat exchanger serves as a condenser, and the thermal-storage-side heat exchanger serves as an evaporator. Moreover, the thermal storage stores cold thermal energy in the thermal storage tank. In the cold-used air-cooling operation, the hot water supply air conditioning system cools room air using cold thermal energy stored in the thermal storage tank.

Abstract: A temperature controlled surface in a refrigerator that includes a heat exchanger configured to have the cooling medium flow therethrough to be cooled in thermal communication with a freezer compartment of the refrigerator. A second heat exchanger disposed downstream of the first heat exchanger and configured to have the cooling medium flow therethrough to cool the temperature controlled surface. A pump configured to flow the cooling medium through the first and second heat exchangers. A first heat exchanger is disposed downstream of the storage tank and is configured to have the cooling medium flow therethrough to be cooled. A second heat exchanger is disposed downstream of the first heat exchanger and is configured to have the cooling medium flow therethrough to cool the air and any contents within the temperature controlled compartment.

Abstract: A system for cooling gas heated by passing the gas over heat-producing equipment to cool the equipment comprises a heat exchanger including a first heat transfer mechanism configured to transfer heat from the heated gas to a first coolant, and a first condensing module connected for fluid communication with the heat exchanger and including second and third heat transfer mechanisms, the first condensing module being configured to transfer heat through the second and third heat transfer mechanisms from the first coolant to second and third coolants in the second and third heat transfer mechanisms, respectively.