Abstract: Rankine Cycle power generation facility having a plurality of thermal inputs and at least one heat sink, where the heat sink includes a thermal chimney or a natural convective cooling tower. In a preferred embodiment, the power facility generates electricity and/or fresh water with a zero carbon footprint, such as by using a combination of solar and geothermal heating to drive a Rankine Cycle heat engine. In one embodiment, a thermal stack is mounted in the base of the thermal chimney, the thermal stack for using waste heat from the plurality of thermal inputs to drive a natural convective flow of air in the thermal chimney, the convective flow having sufficient momentum to drive additional power generation in an air turbine mounted in the chimney and to drive an evaporative cycle for concentratively extracting fresh water from geothermal brines.

Abstract: TURBINE WITH SOLAR COLLECTOR OR TURBOCHARGER, which is designed to originate innovative turbine kinetic energy through solar irradiation, irradiated by heliostats, parabolic or possibly to function with other types of fuel when not no solar radiation, with a heat exchanger through which passes the residual thermal energy is achieved in a higher efficiency than conventional turbines. In this set of turbine exchanged, collector and collector, its components are located so that the drop of the thermal fluid is the minimum possible. The team has been solar collector incorporated a radial type where the sunlight is irradiated, which in the collector, the heated fluid flowing through it which comes from the compressor, through the heat exchanger, and that the empty on the blades of the turbine motor generating a kinetic energy of a mechanical element that needs a turning force or power generators.

Abstract: Various embodiments of the invention include a system including: at least one computing device operably connected with a steam turbomachine and an extraction conduit fluidly connected with the steam turbomachine and a steam seal header fluidly coupled with the steam turbomachine, the at least one computing device configured to modify an output of the steam turbomachine by performing actions including: determining a pressure within the steam turbomachine; comparing the pressure within the steam turbomachine with a pressure threshold range; and instructing the extraction conduit to extract steam seal header steam from the steam seal header and provide the extracted steam seal header steam to the steam turbomachine in response to determining the pressure within the steam turbomachine deviates from the pressure threshold range.

Abstract: To provide a power generation system that recovers heat from low-temperature exhaust gas of not more than 150° C. and utilizes the heat to increase an amount of generated electric power of a steam turbine, whereby efficiency in thermal use can be improved. A power generation system includes heat exchangers and configured to exchange heat of a heat medium and heat of water, and a vacuum flasher configured to supply steam to a vacuum stage of a steam turbine, wherein heat media are supplied to the heat exchangers and so as to generate a water fluid having a temperature exceeding a water boiling point under vacuum of a vacuum stage, the water fluid is supplied to the vacuum flasher to generate steam under vacuum of the vacuum stage, and the steam is introduced into the vacuum stage of the steam turbine, whereby an amount of generated electric power is increased.

Abstract: A power generation system comprises a first energy conversion device configured to convert a first renewable energy resource into electricity, an electrolysis device configured to use electricity from the first energy conversion device to electrolyze water into hydrogen and oxygen, a hydrogen gas storage tank configured to store hydrogen from the electrolysis device, a fuel cell configured to convert chemical energy in the hydrogen from the hydrogen gas storage tank into electricity, a boiler configured to use electricity from the fuel cell to boil water into steam, and a steam powered turbine generator configured to convert energy in the steam to electricity.

Abstract: A device for thermal energy harvesting can use pulsed heat.

Abstract: An ORC heat engine including a working fluid circuit having an evaporator for heating and evaporating a working fluid, a condenser for cooling and condensing the working fluid, and a positive displacement expander-generator having an inlet in fluid communication with the evaporator and an outlet in fluid communication with the condenser. The ORC heat engine further includes a control system coupled to the positive displacement expander-generator having a switch and driving means, the switch being switchable between a first state and a second state, wherein in the first state the switch is coupled to the driving means, and the positive displacement expander-generator is drivable by the driving means, and in the second state the switch is not coupled to the driving means or the driving means is switched off, and the positive displacement expander-generator is not drivable by the driving means.

Abstract: A charging circuit for converting electrical energy into thermal energy is provided, having a compression stage, connected via a shaft to an electric motor, a heat exchanger and an expansion stage, which is connected via a shaft to a generator, wherein the compression stage is connected to the expansion stage via a hot-gas line, and the heat exchanger is connected on the primary side into the hot-gas line, wherein the expansion stage is connected via a return line to the compression stage, so that a closed circuit for a working gas is formed. A recuperator is also provided which, on the primary side, is connected into the hot-gas line between the heat exchanger and the expansion stage and, on the secondary side, is connected into the return line, so that heat from the working gas in the hot-gas line can be transferred to the working gas in the return line.

Abstract: A system for pre-heating a working fluid within a combustor includes a compressor for providing the working fluid to the combustor. An outer casing is disposed downstream from the compressor. The outer casing at least partially defines a high pressure plenum that at least partially surrounds the combustor. A combustion chamber is defined within the combustor downstream from the high pressure plenum. A catalytic combustor is disposed within the high pressure plenum upstream from the combustion chamber so as to provide thermal energy to the working fluid upstream from the combustion chamber.

Abstract: A repair method of a plate member disposed so as to separate a high-pressure space and a low-pressure space and having a cooling passage provided inside thereof along a surface thereof, comprising: removing a damaged portion generated in the plate member so as to expose the cooling passage; primarily filling an area where a material is removed so as to block the cooling passage and form an external shape of the plate member having no missing portion as compared to its original external shape; forming a first opening through which the cooling passage communicates with the low-pressure space on an upstream side, in a flow direction of a refrigerant in the cooling passage, of a position where the cooling passage is blocked; and forming a second opening through which the cooling passage communicates with the high-pressure space on a downstream side of the position where the cooling passage is blocked.

Abstract: A simple cycle gas turbomachine includes a compressor portion, and a turbine portion having an outlet. At least one combustor is fluidically connected to the compressor portion and the turbine portion. An exhaust member includes an inlet, fluidically connected to the outlet of the turbine portion, a first outlet and a second outlet. A fuel conditioning system includes a heat exchange member provided with a first circuit having an exhaust gas inlet fluidically connected to the second outlet of the exhaust member and an exhaust gas inlet, a second circuit having an inlet fluidically connected to a source of fuel and an outlet fluidically connected to the at least one combustor. A conditioned fluid conduit is fluidically connected between a source of conditioned fluid and one of the combustor assembly and the first outlet of the exhaust member.

Abstract: A preparation of liquid fuel for combustion, particularly for ignition, in the burners of a gas turbine is proposed. A source of heated liquid fuel, particularly heated pressurized fuel, is arranged in a reservoir. The reservoir is arranged in parallel with a main fuel feed of a combustion system. The reservoir can be filled by the main fuel feed and/or evacuated into the main fuel feed. The reservoir contains a heating means, which heat the liquid fuel filled in the reservoir, particularly while circulating in the reservoir.

Abstract: A method and a device for controlling a lean fuel intake gas turbine engine, which can stably maintain operation of the gas turbine engine by preventing misfire and burnout of a catalytic combustor even when a catalyst in the combustor is deteriorated. A difference between measured temperatures of an inlet and an outlet of the combustor with respect to a methane concentration in an intake gas that is to be taken into the lean fuel intake gas turbine engine is compared with reference temperature difference data that is data indicating difference between temperatures of the inlet and the outlet of the combustor including a catalyst in its initial state to be a reference, and at least one of the inlet temperature and the outlet temperature of the combustor is controlled based on a difference between the measured temperature difference and the reference temperature difference data.

Abstract: A turbine engine for an aircraft including a turbine engine shaft and a pumping module, including: a pump shaft, connected to the turbine engine shaft; a pump for supplying fuel to the turbine engine, mounted on the pump shaft, configured to deliver a flow of fuel as a function of a speed of rotation of the turbine engine shaft; and an electrical device mounted on the pump shaft and configured, according to a first mode of operation, to drive the pump shaft in rotation to actuate the supply pump and, according to a second mode of operation, to be driven in rotation by the pump shaft to supply electrical power to equipment of the turbine engine.

Abstract: A starting method for a gas turbine engine includes a primary warming step of warming up the gas turbine engine while a constant primary warm-up rotation speed is maintained by an inverter motor and a secondary warming step of warming up the gas turbine engine while a constant secondary warm-up rotation speed is maintained by further increasing the speed of the inverter motor. The primary warming step terminates when an electric power required by the inverter motor attains a predetermined preset electric power value. The preset electric power value is so chosen as to decrease as the intake air temperature is low.

Abstract: A method of starting a gas turbine engine includes a primary warming step of warming a heat exchanger (6) by means of a compressed gas (G1) while with the use of an inverter motor (IM) the rotation speed of the engine is maintained at a partial rotation speed, a secondary warming step of warming the heat exchanger (6) by activating a main combustor (2) to gradually increase the temperature of an exhaust gas (G3) while with the use of the inverter motor (IM) the rotation speed is maintained at the partial rotation speed, and a speed increasing step of increasing the rotation speed to the rated rotation speed with the use of the inverter motor (IM) while the fuel burning amount of the main combustor (2) is increased.

Abstract: A concentrated solar power (CSP) plant comprises a receiver configured to contain a chemical substance for a chemical reaction and an array of heliostats. Each heliostat is configured to direct sunlight toward the receiver. The receiver is configured to transfer thermal energy from the sunlight to the chemical substance in a reduction reaction. The CSP plant further comprises a first storage container configured to store solid state particles produced by the reduction reaction and a heat exchanger configured to combine the solid state particles and gas through an oxidation reaction. The heat exchanger is configured to transfer heat produced in the oxidation reaction to a working fluid to heat the working fluid. The CSP plant further comprises a power turbine coupled to the heat exchanger, such that the heated working fluid turns the power turbine, and a generator coupled to and driven by the power turbine to generate electricity.

Abstract: A precooler for an aircraft engine system includes a precooler core and a precooler inlet to direct a compressor bleed flow into the precooler core to cool the compressor bleed flow. The precooler further includes a precooler outlet to direct the compressor bleed flow from the precooler to a selected component of the aircraft engine system and a precooler bleed port through which a portion of the compressor bleed flow is diverted to a secondary component of the aircraft engine system. The precooler bleed port is oriented such that flow entering the precooler bleed port must substantially reverse direction from a direction of the compressor bleed flow through the precooler.

Abstract: An aircraft cooling system including a cooler having a cold transfer circuit, in which a cold transfer medium circulates. The cooler supplies cooling energy to an aircraft device to be cooled. The aircraft cooling system further includes a heat transfer arrangement having a heat transfer circuit, in which a heat transfer medium circulates and which is thermally coupled to the cold transfer circuit of the cooler via a heat exchanger, in order to absorb waste heat generated by the cooler and transfer it to a cabin air extraction system. The heat transfer arrangement further includes at least one heat pump which brings about an increase of the heat energy transfer from the cold transfer medium circulating in the cold transfer circuit of the cooler to the heat transfer medium circulating in the heat transfer circuit, at least in certain operating phases of the aircraft cooling system.

Abstract: A circuit board is provided that includes at least one Peltier heat pump device with at least one pair of semiconductor members arranged thermally in parallel and electrically in series. The at least one pair of semiconductor members is at least partially embedded in the circuit board.

Abstract: A package may include a first side having a first receiving space; and a second side with a second receiving space. The first receiving space and the second receiving space are separated by a separation layer, so a first object disposed in the first receiving space does not interfere with a second object disposed on the second receiving space, and wherein the second receiving space also includes a second separation layer to further assure that the second object in the second receiving space does not interfere with the first object in the first receiving space. In one embodiment, the first object is a facial mask and the second object is a heating material. In another embodiment, the first object is a facial mask and the second object is a coolant.

Abstract: The present invention relates to a terminal apparatus of a superconducting device that is capable of minimizing the use of dividing members for dividing a liquid refrigerant, a vapor refrigerant or a room temperature insulating material, thereby preventing sealing members like O-rings mounted on the respective dividing members from being damaged.

Abstract: The present invention provides a secondary cooling apparatus and method of providing cooling to one or more features in a refrigerator. In one exemplary aspect of the present invention, the refrigerator includes a cabinet having a door, a first cooling loop in the cabinet, and a second cooling loop cooled by the first cooling loop. The secondary cooling loop is adapted to cool the one or more features in the cabinet or on the door of the refrigerator. In another exemplary aspect of the present invention, a method for providing cooling in a refrigerator to one or more features in a compartment or on a door of the refrigerator includes providing a first cooling loop within a refrigerator, cooling a secondary cooling loop directly or indirectly with the first cooling loop, and transferring cooling from the secondary cooling loop to the one or more features in the compartment or on the door of the refrigerator.

Abstract: A method of operating an air conditioning system includes operating a refrigeration unit to cool a volume of refrigerant and circulating the refrigerant to a heat exchanger. A serviced space is cooled via a thermal energy exchange between the serviced space and the refrigerant at the heat exchanger. Thermal energy generated by operation of the refrigeration unit is stored at a thermal energy storage system. An air conditioning system includes a refrigeration unit and a heat exchanger operably connected to the refrigeration unit. The heat exchanger is configured to transfer thermal energy between a serviced space and the refrigeration unit, thus cooling the serviced space. A volume of thermal energy storage medium is utilized to absorb thermal heat generated by the refrigeration unit for dissipation into the ambient environment at a selected time.

Abstract: An air conditioner of an electric vehicle according to the present invention includes a compressor for compressing refrigerant, an indoor heat exchanger for performing heat exchange between refrigerant introduced into the indoor exchanger after emerging from the compressor and air, an outdoor heat exchanger for performing heat exchange between refrigerant introduced into the outdoor heat exchanger and outdoor air, a first expansion device arranged between the indoor heat exchanger and the outdoor heat exchanger, to expand refrigerant introduced into the first expansion device, an evaporator for evaporating refrigerant introduced into the evaporator, to dehumidify indoor air, a second expansion device arranged between the outdoor heat exchanger and the evaporator, to expand refrigerant introduced into the second expansion device, a first bypass line connected to guide refrigerant emerging from the indoor heat exchanger to flow toward the evaporator after bypassing the first expansion device and the outdoor hea

Abstract: A system for conditioning air in a structure includes a first conditioning system and a second conditioning system. The first conditioning system is capable of supplying conditioned air to a first space of the structure. The first space is enclosed, at least in part, by one or more external walls. The second conditioning system is capable of supplying conditioned air to a second space of the structure that is located above the first space. The second space is enclosed, at least in part, by a roof that is sealed to prevent a flow of air between the second space and an outside environment. The first space and the second space are separated by a ceiling that permits thermal energy to pass between the first space and the second space.

Abstract: The invention relates to a method and a device for operating a cyclical thermal adsorption heating or refrigeration system having a desorption phase and an adsorption phase, comprising at least one adsorber/desorber unit (A/D), a refrigerant cyclically adsorbed during the adsorption phase and desorbed during the desorption phase, and an evaporator/condenser unit (V/K) that acts as an evaporator (V) or as a condenser (K) depending on the process phase. The method and the device intended for carrying out the method are characterized by a cyclic heat recovery that occurs at the same time in a heat recovery circuit having a temporary store (ZS) and a heat transfer medium, comprising the following steps.

Abstract: There is provided a CO2 cooling system which comprises: a compression stage in which CO2 refrigerant is compressed; a cooling stage in which the CO2 refrigerant releases heat; and an evaporation stage in which CO2 refrigerant, having released heat in the cooling stage, absorbs heat. The CO2 refrigerant exiting the evaporation stage is directed to at least one of the compression stage, before being directed to the cooling stage, and the cooling stage by at least one of gravity and natural convection. There is also provided a method for operating a CO2 cooling system.

Abstract: Systems and methods are provided for a hybrid cooling system is provided that includes a load center with a load center inlet and a load center outlet. The system also includes a condenser that has a condenser inlet and a condenser outlet. The load center outlet is fluidically coupled to the condenser inlet. The system further includes a cooling tower that has a cooling tower inlet and a cooling tower outlet. The condenser outlet is fluidically coupled to the cooling tower inlet. The system includes an evaporator that has an evaporator inlet and an evaporator outlet. The cooling tower outlet is fluidically coupled to the evaporator inlet, and the evaporator outlet is fluidically coupled to the load center inlet.

Abstract: A deodorizing filter including at least one deodorizing member to adsorb odor particles contained in fluid. The deodorizing member includes a substrate having plural pass-through pores to allow passage of the fluid, an adherent material applied to a surface of the substrate, and plural porous deodorizer materials fixed to the surface of the substrate by the adherent material to adsorb the odor particles. The deodorizing filter more effectively deodorizes interior air of a refrigerator owing to an increased contact area between interior air of the refrigerator and the deodorizer materials of the deodorizing filter.

Abstract: The present invention relates to a cooling device (1) having a body (2), a storage tank (3) wherein liquid is stored and at least one light source (4) that is disposed in the storage tank (3), providing the liquid to be sterilized, and wherein the liquid in the storage tank (3) is sterilized by using the light emitted from the light source (4).

Abstract: To provide a vehicle air-conditioning apparatus which can ensure a dehumidifying ability even during an intermediate thermal load time where an outside air temperature becomes high during a dehumidifying heating operation time. In a vehicle air-conditioning apparatus, at least a compressor 6, a first heat exchanger 2, a first refrigerant control part 9 which is formed by connecting a first expansion device 7 and a first open/close valve 8 in parallel to each other, a vehicle exterior heat exchanger 4, a second refrigerant control part 13 which is formed by connecting a second expansion device 12 and a second open/close valve 11 in series, and a second heat exchanger 3 are connected in the preceding order in a loop.

Abstract: An air conditioning apparatus for a vehicle includes a refrigerant heater 41 that is provided between an internal evaporator 8 and a suction side of an electric compressor 20 to be in parallel with an external evaporator 32, and heats a refrigerant which is suctioned into the electric compressor 20; and an air conditioning control apparatus 50 that determines whether the external evaporator 32 is frosted. While the air conditioning apparatus for a vehicle operates in a heating mode, when the air conditioning control apparatus 50 determines that the external evaporator 32 is frosted, a supply of the refrigerant subject to the heat exchange in an internal condenser 9 to the external evaporator 32 is stopped, and the refrigerant is supplied to the refrigerant heater 41, is heated and then, is suctioned into the electric compressor 20.

Abstract: There are provided a divider that divides a cold aisle and a hot aisle in a chamber in which an information technology device is to be enclosed and a rectifier that is formed in a shape of a hollow tube and is provided so as to penetrate the divider. There are also provided a detector that is built into the rectifier and detects airflow passing through the rectifier, and a controller that controls an amount of air supplied to the cold aisle using detection results of the detector.

Abstract: The invention relates to a device (1) for controlling the flow of a coolant in a circuit (20) and capable of being exposed to a flow (26) of outside air at the front surface of a vehicle (21), including a means for controlling the flow of coolant, at least one opening of which is placed under the control of a thermostatic detection means, characterized in that the thermostatic detection means includes a thermally conductive surface (9) exposed to said flow (26) of outside air. The invention also relates to the coolant circuit (20) including said control device (1), and to a vehicle (21) provided with such a circuit. The invention can be used for motor vehicles.

Abstract: A storage assembly, which is in particular suitable for use in a cooling system designed for an operation with a two-phase coolant medium, comprising a storage container with a receiving area for receiving a coolant medium and a conveying device for conveying coolant medium from the receiving area of the storage container. The conveying device is formed integral with the storage container of the storage assembly.

Abstract: A refrigeration cycle device circulates a refrigerant, which is a zeotropic refrigerant mixture. In a refrigeration cycle, a compressor, a condenser, an expansion valve, and an evaporator are connected by a refrigerant pipe. The refrigeration cycle device calculates a circulation composition value of the refrigerant based on states before and after the refrigerant temperature and the refrigerant pressure change during the operation of the refrigeration cycle, calculates dT for calibrating a second temperature sensor and dP for calibrating a pressure sensor, based on a reference composition value and the circulation composition value of the refrigerant, corrects the value of the temperature of the refrigerant on an outlet side based on dT, corrects the value of the pressure of the refrigerant based on dP, and operates the refrigeration cycle.

Abstract: Disclosed is a ground probe heat pump system including a direct exchange heat exchanger installed in the earth at a nearly horizontal angle. The ground probe includes separate flow paths for a working fluid allowing the working fluid to directly exchange heat energy with the ground. Also disclosed are methods of installing multiple probes and heat pump systems in various arrangements separately or in conjunction with existing heating and cooling systems. Included are embodiments of the ground probe which are predominantly iron configured to be inserted through a below-ground level structure such as a basement wall by pounding or otherwise applying pressure to the ground probe.

Abstract: An outdoor unit includes a casing including four side surfaces. The outdoor unit includes an outdoor heat exchanger disposed in the casing, including four heat exchange surfaces corresponding to the side surfaces of the casing, and including an opening disposed on side surfaces of the outdoor heat exchanger. A heater is in a shape of a rectangular frame along a lower end portion of the outdoor heat exchanger, and avoids freeze of drain water on the outdoor heat exchanger. The heater includes hinges allowing the heater to fold longitudinally.

Abstract: A condensate trap upstream of an engine cylinder is provided. The condensate trap includes a condensate containment shelf positioned within an outlet manifold of an air cooler, above a lower side of the outlet manifold, and extending from a first lateral side of the outlet manifold to a second lateral side of the outlet manifold, the condensate containment shelf and a outlet port housing forming a condensate restriction in direct fluidic communication with an outlet port of the outlet manifold.

Abstract: A heat sink assembly is disclosed for cooling a power electronics module, such as a variable frequency drive. The heat sink assembly includes a housing and a heat sink structure. The housing defines an interior chamber for enclosing the power electronics module and also defines a cooling air flow channel exterior to the interior chamber. The heat sink structure is disposed in conductive heat transfer relationship with the interior chamber and has a heat transfer surface positioned within the exterior cooling air flow channel in convective heat transfer relationship with the cooling air flow.

Abstract: A set of devices that use pressure envelope (atmosphere) to leverage creating small volume changes with small amount of work to create larger heat energy temperature differences. Piston and turbine based devices using the same principles of exchanging heat for work allow production of temperature change proportional to volume times air pressure, while consuming less power, only the power required to deflect the piston from its point of equilibrium (volume times pressure increase or decrease) or the equivalent effect with a turbine. The devices can be configured for refrigeration and heating. All of the devices allow for improved efficiency, less sensitive to temperature differences between interior and exterior, costs less to manufacture, and consume less than half the energy a Freon/compressor/condenser/evaporator based air conditioner/heat pump.

Abstract: A composite freezer includes a housing (11), a support frame (17) mounted in the housing, a lifting device (16) mounted in the housing to displace the support frame, a water inlet port (115) connected with the housing, a water outlet port (116) connected with the housing, a freezing device (15) mounted in the housing, a heatsink device (18) mounted in the housing, an instrument panel (12) mounted on the housing, a temperature controller (122) mounted on the housing, a humidity controller (123) mounted on the housing, at least one nozzle head (112) mounted on the housing and connected with the water inlet port, and a press button (113) mounted on the nozzle head. Thus, the corpse is defrosted, cleaned, dressed and recovered on the support frame so that all of the necessary procedures for the corpse are accomplished in the housing.

Abstract: A discharge gas manifold having a main conduit, an end feeder conduit, and at least one intermediate feeder conduit, wherein the at least one intermediate feeder conduit contains a portion, adjacent to the main conduit, that forms an angle between 0°-60° with the axis of the main conduit.

Abstract: A refrigerator is provided. The refrigerator may include a body having storage chambers formed therein, and a compressor, a condenser, an expansion device, and an evaporator that form a refrigerating cycle to cool the storage chambers. The condenser may include a refrigerant condensation channel through which refrigerant from the compressor passes and a working fluid evaporation channel through which working fluid is evaporated due to heat exchange with the refrigerant passing through the refrigerant condensation channel. The condenser may be connected with a hot line, through which the working fluid evaporated through the working fluid evaporation channel flows and discharges heat to reduce condensation.

Abstract: A contact freezer (10) combining the techniques of plate freezing and impingement freezing. One or more cooling modules (11) are disposed sequentially with a continuous conveyor (14) for carrying a food product. Each cooling module (11) includes a refrigerated plate (16) disposed underneath and supporting the conveyor (14). The food product is simultaneously cooled using the impingement freezing technique. A cooling coil (19) is disposed above the conveyor (14). One or more fans (22) disposed below the cooling coil (19) circulate air downwardly through the cooling coil (19) and through an array of diverters (23) so that high speed cooled air is directed onto the food product. The contact freezer (10) may also include a pre-chilling section (12) with a refrigerated plate (24) but without impingement freezing elements.

Abstract: A beverage sleeve with a phase-change material is provided. When used on a hot beverage, the sleeve facilitates the rapid cooling of the beverage to an acceptable temperature and then maintains the beverage at that temperature for a long period of time. When used on a cold beverage, the sleeve maintains the temperature of the beverage for a long period of time. The phase-change material is provided as an insert placed within a pouch of an outer sleeve. The outer sleeve has a thermally insulating material to help thermally regulate the phase-change material.

Abstract: A heat exchanger is provided that includes a first tube/fin block, first headers arranged on both sides of the first tube/fin block, which first headers communicate with the tubes of the first tube/fin block, and a second tube/fin block having second headers arranged on both sides of the second tube/fin block, which second headers communicate with the tubes of the second tube/fin block, wherein the first tube/fin block having the corresponding first headers is an air-cooled low-temperature coolant cooler and the second tube/fin block having the corresponding second headers is an air-cooled refrigerant cooler, wherein the headers of the first tube/fin block arranged on a respective side of the tube-fin block and a header of the second tube/fin block are connected to one another.

Abstract: A refrigeration system is provided that uses dual evaporators and a zeotropic refrigerant mixture to provide more efficient cooling. The refrigeration system can be used in e.g., a refrigerator having a fresh food compartment and a frozen food compartment to provide separate cooling for each compartment. Multiple exemplary embodiments are described including embodiments utilizing a single compressor and a single condenser with dual evaporators.

Abstract: Provided is a regenerative air-conditioning apparatus. The regenerative air-conditioning apparatus includes an outdoor unit comprising a compressor and an outdoor heat exchanger, an indoor unit disposed on a side of the outdoor unit, the indoor unit comprising an indoor heat exchanger, a refrigerant tube connecting the outdoor unit to the indoor unit to guide circulation of a refrigerant, a heat accumulation bath disposed on at least one side of the outdoor unit and the indoor unit to store cool air or heat, a first tube extending from the refrigerant tube to one side of the heat accumulation bath, a second tube extending from the other side of the heat accumulation bath to the refrigerant tube, and a third tube branched from the second tube, the third tube being connected to the refrigerant tube.