Abstract: A compressing device for use in an environmental control system includes at least one turbine configured to provide energy by expanding one or more medium. The one or more mediums provided at an outlet of the at least one turbine form a heat sink within the environmental control system. A compressor is configured to receive energy from the one or more mediums expanded across the at least one turbine. During a first mode of the compressing device, energy derived from a first medium of the one or more mediums is used to compress a second medium at the compressor and during a second mode of the compressing device, energy derived from both the first medium and a third medium of the one or more mediums is used to compress a second medium at the compressor.

Abstract: A method for controlling ejector capacity in a vapour compression system (1) is disclosed. A parameter value being representative for a flow rate of liquid refrigerant from the evaporator(s) (8, 10) and into a return pipe (12, 13) is obtained, and the capacity of the ejector(s) (6) is adjusted based on the obtained parameter value. Ejector capacity may be shifted between low pressure ejectors (liquid ejectors) (6a, 6b, 6c, 6d) and high pressure ejectors (gas ejectors) (6e, 6f).

Abstract: This invention relates to refrigerators, and more particularly to a refrigerator in which a vacuum space is formed between an outer case and an inner case of a body thereof for enhancing a heat insulating function. The refrigerator includes a body having a storage space for storing a predetermined storage object, wherein the body includes an inner case having the storage space, an outer case having an inside surface spaced a predetermined gap from an outside surface of the inner case to house the inner case, and a vacuum space provided between the inner case and the outer case sealed to maintain a vacuum state for heat insulating between the inner case and the outer case.

Abstract: An adiabatic cooling system includes a condenser coil and at least one mist chamber positioned around the condenser coil such that at least a portion of intake air for the adiabatic cooling system passes through the mist chamber prior to contacting the condenser coil. The at least one mist chamber includes a first cooling pad with a first intake-side face and a first output-side face and a second cooling pad with a first intake-side face and a first output-side face. The second-intake side face of the second cooling pad faces the first output-side face of the first cooling pad and is separated from the first-output side face of the first cooling pad by a gap. At least one nozzle is configured, when the adiabatic system is operating in a wet mode, to provide a mist of water into the gap.

Abstract: An outdoor unit includes a housing that includes a front panel and a back panel facing the front panel. The outdoor unit further includes a bell mouth provided on the front panel and a heat dissipator that dissipates heat generated by electric components. A windward end surface and a leeward end surface of the heat dissipator are, when viewed from above, placed in a region between a virtual surface and the back panel, the virtual surface being a virtual surface that is in contact with an end of the bell mouth on a side of the back panel and is parallel to an inner surface of the front panel.

Abstract: The disclosed technology includes an integrated system including a space conditioning system, a liquid heating system, and a controller. The space conditioning system can include a refrigerant circuit fluidly connecting a compressor, a first heat exchanger, a second heat exchanger, a third heat exchanger, an expansion valve, and a reversing valve such that refrigerant can flow through the circuit. The liquid heating system can include a liquid heating device and a liquid circuit configured to direct liquid from the liquid heating device through the first heat exchanger. The controller can be in electrical communication with the space conditioning system and the liquid heating system. The controller can be configured to determine a demand of the space conditioning system and the liquid heating system, and in response, output instructions to a plurality of valves to direct the refrigerant through the refrigerant circuit and direct the liquid through the liquid circuit.

Abstract: A machine for making and dispensing liquid or semi-liquid food products, includes, in combination: a container for containing liquid or semi-liquid products; a thermal treatment cylinder contained inside the container and having an axis that is inclined relative to the vertical; a stirrer mounted to the outside of the thermal treatment cylinder; a thermal system including a heat exchanger associated with the thermal treatment cylinder, wherein the container for containing liquid or semi-liquid products is defined by a first, inside wall and a second, outside wall, the first, inside wall and the second, outside wall forming between them a gap that is not affected by the liquid or semi-liquid products.

Abstract: A single-package air conditioner unit may include a housing, an outdoor heat exchanger assembly, an indoor heat exchanger assembly, a compressor, and a plenum. The housing may define an outdoor portion and an indoor portion. The plenum may be attached to the housing and receivable within a wall channel defined by a structure wall. The plenum may define a primary air channel and a make-up air (MUA) inlet in fluid parallel with the primary air channel. The primary air channel may be disposed in fluid communication with the outdoor portion to permit air therebetween. The MUA inlet may be in fluid communication with the indoor portion to permit air thereto.

Abstract: Disclosed herein is a refrigerator, and more particularly, to a refrigerator including a water supply system. The refrigerator includes a main body including a storage compartment, and a water supply assembly disposed in the storage compartment. The water supply assembly includes a first filter mounting portion provided to allow a first filter to be mounted thereon, and a second filter mounting portion provided to allow a second filter to be mounted thereon, and including a residual water guide configured to guide residual water in the second filter mounting portion to the first filter mounting portion.

Abstract: A heating, ventilation, and/or air conditioning (HVAC) packaged unit includes a first refrigerant circuit component configured to change a temperature or a pressure of a refrigerant flowing through the first refrigerant circuit component and a second refrigerant circuit component configured to change a temperature or a pressure of the refrigerant flowing through the second refrigerant circuit component. The first and the second refrigerant circuit components are within a common refrigerant circuit that is disposed within a common support structure. The HVAC packaged unit also includes an interconnection conduit having a length formed from aluminum, a first end segment coupled to a first end of the length, and a second end segment coupled to a second end of the length. The first end segment and the second end segment are each formed from copper, and the interconnection conduit extends between the first refrigerant circuit component and the second refrigerant circuit component.

Abstract: Refrigeration systems are described. The systems include a compression device, a heat rejecting heat exchanger, an ejector, and first and second expansion devices with respective heat absorbing heat exchangers. The ejector is arranged to receive refrigerant fluid from the heat rejecting heat exchanger at a high pressure inlet of the ejector. Fluid pathways extend from an outlet of the ejector into a branched flow path to provide flows of refrigerant from the ejector to the first and second expansion devices. The first heat absorbing heat exchanger provides cooling at a first temperature and refrigerant fluid from the outlet of the first heat absorbing heat exchanger is directed to a low pressure inlet of the ejector. The second heat absorbing heat exchanger provides cooling at a second temperature and refrigerant fluid from the outlet of the second heat absorbing heat exchanger is directed to the inlet of the compression device.

Abstract: A stirrer of a machine for making and dispensing liquid or semi-liquid food products, rotating about an axis, comprises: a first end element and a second end element; longitudinal elements extending along the axis between the first end element and second end element; scraping elements which are removably couplable to the longitudinal elements, the scraping elements having a portion that is partly helical in shape.

Abstract: Apparatuses, systems, and methods for providing non-expert installation of HVAC systems are provided. The HVAC system includes an indoor unit, an outdoor unit, a first pre-charged refrigerant line-set, a second pre-charged refrigerant line-set, and a line-set coupler, each containing pre-pressurized refrigerant securely positioned therein prior to engagement between two or more of the aforementioned elements. The first pre-charged refrigerant line-set is couplable between an indoor unit refrigerant port of the indoor unit and a first coupler end of the line-set coupler. The second pre-charged refrigerant line-set is couplable between an outdoor unit refrigerant pot of the outdoor unit and a second coupler end of the line-set coupler.

Abstract: Provided is a refrigerator including a cabinet forming one of a refrigerator compartment and a freezer compartment, a main door opening and closing the refrigerator compartment or the freezer compartment and including a storage space opened forward, a sub door installed on the main door and opening and closing the storage space of the main door, and a dispenser disposed on the sub door and dispensing water.

Abstract: A temperature controller for a sorption system having an evaporator to produce a gas, a sorber containing a sorption material to sorb the gas during a sorption phase, a flow channel extending between the evaporator and sorber to provide a gas pathway connecting them, a valve to control the rate of gas flow in the flow channel, and a temperature sensor positioned to measure the temperature of an evaporator surface or the air adjacent thereto indicative of an evaporator surface temperature, and generate a temperature signal. The controller includes an inflatable member having first and second inflation states, and a control unit configured to evaluate the temperature signal and in response control the state of inflation of the inflatable member and thereby the operation of the valve to control the rate of gas flow between the evaporator and sorber through the gas pathway.

Abstract: An air conditioning appliance or a make-up air (MUA) assembly may include an intake conduit and a secondary air duct. The intake conduit may be attachable to a housing of the air conditioning appliance. The intake conduit may define an intake passage upstream from the indoor inlet. The intake conduit may further define a secondary inlet upstream from the intake passage to permit air thereto. The secondary air duct may extend from the intake conduit outside of the housing upstream from the secondary inlet to direct air thereto.

Abstract: A sorption heat pump having an evaporator containing a working fluid to evaporate the fluid to produce a gas, a sorber containing a sorption material to sorb the gas during a sorption phase, a vapor pathway connecting the evaporator and sorber, and a thermal control unit controlling the rate of vapor flow between the evaporator and sorber through the pathway, and being selectively operable to permit, stop and restart the flow of gas through the pathway. The pump may be used with a compartment storing temperature sensitive material. The evaporator may be positioned inside and the sorber outside the compartment, or the sorber may be positioned inside and the evaporator outside the compartment. The pump may be used in an apparatus including both cool and warm compartments, with an insulation layer in each. A method is disclosed for reusing the pump after the sorption material has been sorbed.

Abstract: A curb assembly for a heating, ventilation, and/or air conditioning (HVAC) system includes a frame configured to couple to a curb of a structure, a pedestal system configured to couple to a housing of the HVAC system and to the frame, such that the pedestal system extends from the housing to the frame, and an adjustable duct connector configured to fluidly couple an air flow passage of the housing with ductwork of the structure. The pedestal system is configured to enclose a space formed between the frame and the housing and the adjustable duct connector configured to be disposed within the space.

Abstract: A cooling system includes a compressor configured to pressurize carbon dioxide to form pressurized carbon dioxide, a mixer configured to generate mixed refrigerant in which the pressurized carbon dioxide and solvent in a liquid state, a depressurization apparatus provided downstream from the mixer and configured to depressurize the mixed refrigerant, a separator configured to separate carbon dioxide in a gas state from the mixed refrigerant, a heat exchanger configured to exchange heat between the mixed refrigerant cooled through depressurization and a fluid to be cooled, and a second heat exchanger configured to cool the carbon dioxide or the mixed refrigerant using vaporized carbon dioxide or the mixed refrigerant.

Abstract: A system and method of controlling temperature of a medium by refrigerant vaporization, or working gas condensation, or a combination of both, the system including a container, at least one a working gas reservoir having at least one reservoir section that includes a wall with an exterior surface structured to be thermally coupled with a volume of the medium in the container and to provide a volume of medium thermal coverage in the container, a condensation apparatus to provide regulation of working gas condensation in the reservoir, whereby the working gas reservoir forms a vapor space in each of the at least one reservoir section in response to receiving the working gas and to the condensation apparatus regulation of condensation to enable working gas condensation at or near a selected temperature of the volume of medium in the container that is thermally coupled to the respective reservoir section.