Abstract: The invention relates to a method for operating an aircraft cooling system (10), comprising the steps guiding a cooling medium through a cooling circuit (26) which is coupled to a refrigerating machine (12) and to at least one cooling energy consumer (14a-14d) in order to supply cooling medium cooled by the refrigerating machine (12) to the cooling energy consumer (14a-14d), and controlling the operation of the refrigerating machine (12) by a control unit (42), such that coolant medium cooled by the refrigerating machine (12) to a predetermined cooling medium flow temperature is supplied to the cooling energy consumer (14a-14d). The method for operating an aircraft cooling system (10) further comprises detecting a cooling energy requirement of the cooling energy consumer (14a-14d) and transmitting a signal indicative of the cooling energy requirement of the cooling energy consumer (14a-14d) to the control unit (42).

Abstract: A method for operating a refrigerator having a driving assembly and an ice storage bin. The driving assembly is releasably engageable with the ice storage bin. The driving assembly has a motor fork. The ice storage bin supports an axle, to which a coupler is secured. The method includes engaging the motor fork with the coupler secured, rotating the motor fork in a first direction based on a user's input, and rotating the motor fork in a second direction opposite to the first direction for a predetermined time or by a predetermined angle at the end of the user's input.

Abstract: A multiple refrigerant circuit cooling system includes at least a first refrigerant circuit and a second refrigerant circuit. Each of said first and second refrigerant circuits including a compressor, a condenser, an expansion device and an evaporator connected in refrigerant flow communication. The condensers of the first and second refrigerant circuits each including condenser coils having exterior surfaces and each condenser including at least one fan for drawing ambient air across the exterior surfaces of its respective condenser coil. The exterior surfaces of the condenser coil of the condenser of the first refrigerant circuit being in fluid communication with the fan of the condenser of the second refrigerant circuit to provide reduced airflow across the exterior surfaces of the condenser coils of the first refrigerant circuit at a low ambient temperature.

Abstract: A cooling apparatus for a liquid crystal display device includes a cooling chamber; a stage in the cooling chamber, a liquid crystal cell placed on the stage; a plurality of cooling coils generating a cooled air; first and second fans blowing the cooled air on opposing plane surfaces of the liquid crystal cell; and a chiller supplying a refrigerant to the plurality of cooling coils.

Abstract: A control system for a refrigerator having an absorption cooling arrangement and a generator can include a temperature sensor associated with the generator and operable to sense a temperature of the cooling arrangement, a level sensor associated with the refrigerator and operable to sense a level condition of the cooling arrangement, and a heat source operably associated with at least the generator. A control circuit can include a processor and can be in communication with at least the temperature sensor, the level sensor and the heat source, and can be configured to determine a sensed temperature from the temperature sensor and a sensed level condition from the level sensor. The control circuit can be configured to turn off the heat source based on determining the sensed temperature is below a first predetermined threshold or based at least in part on determining the sensed level condition exceeds a second predetermined threshold.

Abstract: A control process controls an expansion valve (EXV). The expansion valve is situated in an air conditioning circuit in which a coolant circulates and flows. The air conditioning circuit comprises at least a compressor (CMP), a condenser (CND), and an evaporator (EVP).

Abstract: A free cooling system may include first and second conduits configured to carry first and second fluids, a cooling load configured to transfer heat to the first fluid, thereby causing the first fluid to have a post-loading temperature, a free cooling device configured to transfer heat from the second fluid to atmospheric air, thereby causing the second fluid to have a post-cooling temperature, a heat exchanger configured to facilitate a heat exchange between the first and second fluids of the first and second conduits, thereby causing the first fluid to have a pre-loading temperature and the second fluid to have a pre-cooling temperature, and a fluid flow control device configured to control a first flow rate of the first fluid and a second flow rate of the second fluid, such that the post-cooling temperature is less than the pre-loading temperature by at least a predefined temperature.

Abstract: A refrigerant system and a method for controlling the same are provided. A refrigerant system includes: an outdoor heat exchanger disposed in an operating loop of the refrigerant system and configured to perform a heat exchange between outdoor air and a refrigerant; a compressor disposed in the operating loop and configured to compress the refrigerant; an indoor heat exchanger disposed in the operating loop and configured to perform a heat exchange between indoor air and the refrigerant; an expander disposed in the operating loop and configured to expand the refrigerant; a refrigerant storage connected to the operating loop and configured to receive and store the refrigerant from and discharge the refrigerant to the operating loop; and a refrigerant storage controller configured to control a total amount of refrigerant in the operating loop based on an indoor air conditioning load and an amount of the stored refrigerant.

Abstract: Techniques for transferring heat from a heat source to a heat destination, and systems for transferring heat from a heat source to a heat destination are provided. More particularly, techniques and systems for transferring heat by utilizing one or more electrocaloric heat pumps are provided. An example heat pump may include an electrocaloric element for receiving heat from a heat source, and a chamber containing a phase change material, an evaporator and a condenser. Upon altering the voltage applied to the electrocaloric element, the phase change material may transform from a liquid state to a vapor state to transfer heat away from the heat source.

Abstract: Method and apparatus for refrigerant flow control are disclosed. One exemplary apparatus for controlling refrigerant flow comprises: at least one refrigerant inlet; at least one refrigerant outlet; a first valve coupled between the refrigerant inlet and the refrigerant outlet; and a second valve coupled between the refrigerant inlet and the refrigerant outlet; wherein at least one of the first valve and the second valve is rotatable, and the first valve and the second valve comprise one or more cooperative openings to allow refrigerant to pass from the refrigerant inlet, through the first and second valves, and out of the refrigerant outlet.

Abstract: Provided is an indoor unit for an air conditioner buried in a ceiling and including a heat exchanger with respect to an indoor space defined by a bottom surface, the ceiling, and a plurality of wall surface, including: a front panel where a suction part suctioning air of the indoor space; a discharge hole placed on at least one side of the suction part and discharging heat-exchanged air from the heat exchanger; an opening member provided movably to selectively open the discharge hole; a distance sensing unit sensing at least one of a distance up to the bottom surface from the front panel or the indoor unit and a distance up to the wall surface from the indoor unit; and a controller controlling the opening degree of the opening member based on a sensing result sensed by the distance sensing unit.

Abstract: The present disclosure relates to a method for the operation of a refrigerator unit and/or a freezer unit having two compartments or more than two compartments which each have at least one opening which is closable by a closure element and through which the compartments can be charged with cold air, with at least one temperature sensor being provided for the indirect or direct detection of the respective actual temperature value, wherein a temperature value (closing value) is defined for a plurality of the compartments or for all of the compartments, wherein the compartment with the lowest difference between the actual temperature value and the closing value (temperature difference) is determined, and wherein the closure element of this compartment is closed until its temperature difference is the same as or larger than the temperature difference of a compartment having a larger temperature difference, preferably having the next larger temperature difference.

Abstract: In accordance with an embodiment of the invention, there is provided a system for cooling a load.

Abstract: An intercooler includes a shell with an inlet and an outlet. The shell defines a first chamber. The intercooler further includes a plurality of elongate conducting members. Each of the conducting members includes a first end section and a second end section and is disposed such that each of the first end sections is inside the first chamber of the shell and such that each of the second end sections is disposed exteriorly of the shell. Each of the second end sections is disposed in a flow path of at least one cooling medium so as to undergo evaporative cooling.

Abstract: In certain embodiments, a method for cooling includes providing a controller in communication with an auxiliary cooling unit and a primary refrigeration unit. A first chamber temperature measurement associated with an environmental test chamber is received, and the heat load associated with a target temperature is determined. Based on the first chamber temperature measurement and the heat load, it is determined that the auxiliary cooling unit can sustain the target temperature. In response to the determination, the controller is used to transmit a signal to power on the auxiliary cooling unit and a signal to time out the primary refrigeration unit.

Abstract: The present invention relates to a supercooling apparatus which can reduce a deviation of energy applied to a stored object.

Abstract: Compositions of matter, uses thereof and an apparatus for production of the compositions of matter are provided. In an embodiment, an isolated gel-ice is described for use as a cold source. The gel-ice has a variety of uses, including for food processing and preservation. The apparatus is used to prepare gel-ice, and can be used to concentrate or purify a liquid, or extract from the liquid.

Abstract: This invention is comprised of the following innovations: various devices/instruments which may be used in the preparation of a compact monolayer [made up of a suitable organic material (or organic compound)] as well as the carbonization of the latter; efficient methods for preparing a compact monolayer which is free from all “other” materials that were used in the various processes involved in the said preparation of the said compact monolayer; various methods for carbonizing a compact monolayer by means of a suitable “heat source” (which allows the application of a sudden searing “heat” extremely quickly) in order to produce a graphene layer, where the said heat source may be a “hot surface” or a suitable “radiation type beam” such as a suitable laser beam, or a suitable maser beam, or a suitable electron beam; and finally, various methods to provide a protective layer for a graphene layer.

Abstract: A heat pump is provided having a first heat exchanger and a second heat exchanger. A compressor is fluidly coupled to the first heat exchanger and the second heat exchanger. A reversing valve is fluidly coupled between the first heat exchanger and the second heat exchanger. The reversing valve is adapted to flow of a refrigerant from the compressor to the first heat exchanger during heating mode and to the second heat exchanger during a cooling mode. A thermal expansion valve is positioned between the first heat exchanger and the second heat exchanger. An electronic expansion valve is positioned between the first heat exchanger and the second heat exchanger. A controller is electrically coupled to operate the electronic expansion valve between a fully open, a fully closed and a modulated position depending on the operation of the compressor.

Abstract: A method and apparatus for filling superconductive magnets is disclosed by using gaseous helium to control the flow of liquefied helium from a container to a magnet. By measuring the pressure of the gaseous helium in the container of liquefied helium, it can be determined when to stop the flow of liquefied helium. This can reduce quenches and helium losses which can occur during the transfer of liquid helium from the dewar to the superconductive magnet.

Abstract: The present invention relates to a supercooling system and a method for displaying a supercooled state which can accurately display a supercooled state of a stored object in spite of the external influence.

Abstract: Provided is a method for controlling an air conditioner. The air conditioner includes an air-conditioning unit having a plurality of components constituting a heat exchange cycle, a location detecting sensor detecting a location of a learner in an indoor space, and a control unit controlling the air-conditioning unit. The control unit controls the air-conditioning unit such that the air-conditioning unit repeatedly generates a direct or indirection wind directing toward the learner detected by the location detecting sensor by at least one time as time has elapsed.

Abstract: An energy management system for use with a temperature controlled unit for food or beverages. A sensor is provided that comprises means to measure a temperature in the temperature controlled unit, and means to transmit wirelessly the measured temperature to a controller. The controller comprising a memory for storing data, and a processor arranged to control electric power to the temperature controlled unit on the basis of a combination of the measured temperature and the stored data. The stored data defines at least two time periods in which a first temperature is required in the first time period, and a second, different temperature is required during the second time period.

Abstract: A strainer for use with combining beverages and cold food includes a bottom section sized for insertion into a beverage container, and a side section projecting substantially vertically from the bottom section and sized for insertion into a portion of such beverage container. A method for retaining ice in a container capable of holding a liquid includes placing a strainer capable of retaining ice in a container capable of holding a liquid, adding ice to the container such that at least some of the ice is retained by the strainer, placing a liquid in the container, and removing the strainer from the container. A strainer system includes a receiving cup for the strainer capable of being stored within the strainer, and may also include a sleeve member for engaging with the strainer to block holes in an upper region of the permeable side section of the strainer.

Abstract: A power outlet device for regulating the operation of an appliance, such as a window mounted air conditioner is provided. The device includes a power inlet and a power outlet coupled to a switch. A controller having a communications device controls the state of the switch. The controller is connected to a temperature sensor that measures the ambient temperature of the room. A user interface allows the user to define a maximum temperature for the room. In response to the receipt of a signal via the communications device, the controller regulates the flow of electrical power to the appliance based on the defined maximum temperature. A timer is also provided that minimizes short time period cycling of the appliance.

Abstract: A vaporizer for a cooling circuit, particularly for a motor vehicle, is provided that includes a vaporization region, wherein a coolant flowing through the vaporization region takes up heat from an outside region, wherein the vaporization region is downstream of a first expansion element on the inlet side in the direction of flow of the coolant, wherein an exchanger member is provided between the vaporization region and the first expansion element, and wherein heat can be transferred from the coolant upstream of the vaporization region to the coolant downstream of the vaporization region.

Abstract: A temperature-controlled beverage dispenser is disclosed, which provides a cold plate having disposed therein beverage lines and refrigerant lines. The refrigerant lines may be connected to a cooling system, such as a heat exchanger, which is configured to remove heat from the cold plate. The beverage lines may be connected to a beverage supply for dispensing a desired beverage. Valves and a pressure sensor in the refrigerant line are connected to a microprocessor. At regular intervals, the microprocessor closes the valves, waits a short time, and then takes a pressure reading, which corresponds to a temperature. If the temperature falls below a desired value, then the cooling system is shut off. This permits the microprocessor to closely control the temperature of the beverage being dispensed.

Abstract: A condensate collection system or arrangement for use in combination an energy recovery system of a paint booth arrangement comprises upper and lower baffle arrangements axially staggered relative to one another. The upper baffle arrangement comprises a series of parallel, diversion structures, and the lower baffle arrangement comprises a series of parallel trough structures. The trough structures are staggered relative to the diversion structures such that an upwardly directed air stream is directed through the trough and diversion structures into the energy recovery system. Condensate, formed via the energy recovery system, is directed from the energy recovery system through spacing the diversion structures into the trough structures. The trough structures are in fluid communication with a common outlet that directs the condensate stream away from the condensate collection system. Certain condensate collection methodology is further contemplated.

Abstract: The present invention relates to a supercooling system which can supply heat to a stored object or generate heat according to a sensed temperature to maintain the stored object in a supercooled state.

Abstract: As discussed herein, a first aspect of the present invention provides a high-efficiency heat pump that includes a frame, as well as a first circuit, a first compressor, a condenser heat exchanger, a first electronic expansion valve, an evaporator heat exchanger, and a controller. The first circuit, the first compressor, the condenser heat exchanger, the first electronic expansion valve, and the evaporator heat exchanger can be supported by the frame. The first compressor, the condenser heat exchanger, the first electronic expansion valve, and the evaporator heat exchanger can be connected to the first circuit. The controller can be in electronic communication with the first electronic expansion valve, and the controller can be configured to control operation of the first electronic expansion valve and/or the second electronic expansion valve.

Abstract: A transport refrigeration system for a transportable temperature controlled space includes a compressor, a condenser and an evaporator fluidly connected to one another, an engine operatively connected to the compressor, and a fuel tank assembly fluidly connected to the engine. The fuel tank assembly includes a fuel tank configured to contain the fuel, a fuel vapor and air, and an ultrasonic fluid level sensor for sensing a level of fuel, the fuel tank having a maximum fuel level. The fluid level sensor includes a transducer having a ring period. The distance from the fluid level sensor to the maximum fuel level is at least half the distance that the sound travels through the fuel vapor and air during the ring period of the transducer.

Abstract: A Proportional Integral Derivative (PID) control system controls a component by adjusting the control input and the execution of the PID calculation whenever a change in a state of a component exceeds a certain value.

Abstract: A heat pump cycle system and a method for providing combined cooling and heating supply are disclosed. The heat pump cycle system comprises a working medium reservoir, an absorbing solution reservoir, and a compression heat pump. The upper portions of the working medium reservoir and the absorbing solution reservoir are connected by a gas passage. The compression heat pump comprises a compressor, a condenser, a throttle valve and an evaporator, all of which are connected by a steam pipeline accordingly. The working medium reservoir contains a working medium and further comprises a first heat exchanger, and the evaporator. The absorbing solution reservoir contains an absorbing solution and further comprises a second heat exchanger and the condenser. The system utilizes electricity during the electricity consumption trough, to operate the compression heat pump cycle during the reproducing process.

Abstract: This disclosure presents a stackable, multicompartment portable cooler with enhanced climate control and delivery features. The cooler may include adjustable vents for precisely controlling the temperature differential between adjacent compartments, a brochure receptor for including information about the delivery, and/or an automatic delivery flag for notification purposes. In addition, the cooler is modular and may be assembled/disassembled through the use of removable compartment dividers that subdivide the stacked main compartments into many subcompartments.

Abstract: The present invention provides an energy storage device that utilizes a cold sink that undergoes cycles of freezing and thawing. The device converts electrical energy to stored thermal energy, and then re-converts the stored thermal energy to electrical energy, as needed or desired. The device can store energy on a large scale (e.g., on the order of megawatts or greater) and for an extended period of time (e.g., for at least 12 hours, or longer, as needed).

Abstract: A thermal energy system comprising a first thermal system, the first thermal system in use having a heating and/or cooling demand, a closed loop geothermal energy system comprising a plurality of borehole heat exchangers, each borehole heat exchanger containing a working fluid, and an intermediate heat pump thermally connected between the first thermal system and the geothermal energy system. Each borehole heat exchanger may comprise an elongate tube having a closed bottom end and first and second adjacent elongate conduits interconnected at the bottom end. In particular, the first thermal system is a refrigeration system and the ‘closed loop geothermal energy system provides cooling of the condenser(s) of the refrigeration system.

Abstract: A method of providing cooled air to electronic equipment includes capturing heated air from a volume containing electronic equipment, cooling the heated air by more than fifteen degrees Celsius in an air-to-water heat exchanger, and supplying cooling water to the air-to-water heat exchanger at a temperature above a dew point temperature of the heated air.

Abstract: The present invention relates to an air conditioner and method for controlling the same, which can continue an operation when a sensor breaks down. A method for controlling an air conditioner according to the exemplary embodiment of the present invention comprises a plurality of indoor units, wherein the method comprises occurring a breakdown in a sensor of any one of the plurality of indoor units, calculating a value of the sensor, and controlling the indoor unit according to the calculated value of the sensor.

Abstract: A method for operating a cryostorage device (100), especially for biological samples, is described which comprises a sample carrier (10) to receive at least one sample (11) and a data storage (20), wherein data are inductively transmitted from the data storage device (20) into a wireless transmission channel (40) and/or conversely using a resonant circuit (30) connected to the data storage device (20).

Abstract: Provided are a refrigerator and a controlling method thereof. The refrigerator includes a main body, a display device, a radio frequency identification (RFID) reader, an audio output, an audio input, a voice recognizer, and a display controller. The display device is on the main body and includes a display. The RFID reader is on the display device or the main body. The audio output outputs through audio to an outside whether to enter a food name, when an RFID tag attached to a food item or a container holding the food item is read by the RFID reader. The audio input is on the display device, to which audio from the outside can be input. The voice recognizer reads audio input to the audio input. The display controller controls the display device to display on the display a screen corresponding to data read by the voice recognizer.

Abstract: A cooling system for perishable items.

Abstract: A chilled beverage container with dual concentric cylinder sides; an outer cylinder for holding the beverage, and an inner cylinder for holding a coolant where the inner cylinder is sealed such that the coolant cannot mix with the beverage to dilute it or alter the taste.

Abstract: A polarizing apparatus has a thermally conductive partitioning system in a polarizing cell. In the polarizing region, this thermally conductive partitioning system serves to prevent the elevation of the temperature of the polarizing cell where laser light is maximally absorbed to perform the polarizing process. By employing this partitioning system, increases in laser power of factors of ten or more can be beneficially utilized to polarize xenon. Accordingly, the polarizing apparatus and the method of polarizing 129Xe achieves higher rates of production.

Abstract: An automotive vehicle includes an air conditioning system configured to selectively cool a cabin of the vehicle and at least one electrical component of the vehicle. The vehicle also includes one or more controllers configured to determine whether the air conditioning system is operating to cool the at least one electrical component, to determine whether cabin cooling is requested, and to enable the air conditioning system to cool the cabin if the air conditioning system is operating to cool the at least one electrical component and if cabin cooling is requested.

Abstract: A refrigerant system adapted to reduce refrigerant migration therein includes a compressor and a controller. The compressor has a motor with motor windings. The motor windings are responsive to control signals to selectively generate heat in a manner that does not turn the motor. The controller selectively energizes the motor windings to generate heat based on at least one of a monitored temperature or pressure to warm the compressor.

Abstract: A heat exchange system for supplying air to a habitable space at a desired output condition includes a continuously variable mechanical cooler, an indirect evaporative cooler, an adiabatic cooler and a controller arranged to selectively supplement a cooling capacity of the indirect evaporative cooler, with a variable amount of cooling from the mechanical cooler in order to reach the desired output condition.

Abstract: A cryopump pumps gas from a vacuum chamber in a vacuum apparatus performing vacuum processing. The cryopump comprises: a refrigerator; a cryopanel cooled by the refrigerator; and a controller configured to control an operating cycle of the refrigerator such that the cryopanel is controlled so as to have a target temperature. When an operating cycle of the refrigerator has reached a first determination reference, the controller monitors the operating cycle for a first determination period of time, and when the operating cycle has reached a second determination reference, which corresponds to a higher load than the first determination reference, the controller monitors a temperature of the cryopanel for a second determination period of time, which is shorter the first determination period of time.

Abstract: From the CO2-containing stream of process gas obtained in a process for the treatment of a CO2-containing stream of process gas, which is obtained in the production of pure synthesis gas from raw gas in the partial oxidation of heavy oils, petroleum coke or wastes, or in the gasification of coal, or when processing natural gas or accompanying natural gas, CO2 is removed physisorptively or chemisorptively, and the solvent loaded with CO2 is expanded to a lower pressure for the desorption of CO2. In order to generate CO2 as pure as possible, the contaminated CO2 is condensed to at least 60 bar[a] or below its critical temperature to at least 70 bar[a], and the impurities contained in the liquid CO2 are removed by stripping with gaseous CO2 guided in counterflow.

Abstract: Device for cooling drinks with a drink supply container (30a, 30b) for a water-comprising drink, a cooling medium supply container (22) for holding at least one cooling medium, —dosing means adapted to dose a quantity of drink and a quantity of cooling medium required for cooling the dosed quantity of drink, a mixing chamber (36) for successively collecting a quantity of drink and a quantity of cooling medium respectively dosed by the dosing means, and—at least one stirring element (39), which stirring element is positioned relative to the mixing chamber (36) such that the stirring (39) element is adapted to generate a vortex in the drink present in the mixing chamber, wherein the stirring element (39) is also adapted to mix together drink present in the mixing chamber (36) and cooling medium present in the mixing chamber (36), wherein the cooling medium in the mixing chamber (36) undergoes a phase change to the gaseous state and/or an adiabatic expansion while cooling the drink.

Abstract: An insulated and refrigerated beverage transport line provides enhanced temperature control of one or more beverages conveyed through the transport line. A plurality of coolant lines carrying a re-circulated coolant makes contact with the one or more product lines. One or more empty lines, referred to as packers, may be placed between the coolant lines and the product lines to provide a dimensionally stable and tight group of lines that are bundled together. An external insulation is provided over the bundle of lines to further enhance insulation for the beverage being transported through the product lines. At least one dedicated coolant return line may be placed remote from the other lines. The dedicated coolant return line carries the highest temperature coolant found in a beverage transport system. Independent and separate insulation of this dedicated coolant return line prevents inadvertent heat transfer to the one or more product lines.