Abstract: A system includes a coil of an outdoor unit, where tubing forming the coil is configured to circulate a refrigerant therethrough, a fan configured to direct air from within an inner chamber formed by a structure of the coil such that air is in a heat exchange relationship with the refrigerant, a motor located within the inner chamber, where the motor is configured to rotate the fan, a panel coupled to the coil, a fan controller mounted to the panel such that the fan controller is positioned within the inner chamber remote from the fan and the motor, where the fan controller is coupled to the motor, and the fan controller is configured to supply power to the motor to adjust a speed of the fan, and a rain shield disposed over the fan controller and configured to block contaminants from entering a housing of the fan controller.

Abstract: Planar element adapted to form, when stacked with a plurality of other such elements, a heat exchanger, comprising an inlet region, a first zone adapted to direct flow from the inlet region towards a second zone, a second zone comprising at least one cutout in the plane of the planar element, adapted to accommodate a cooling core, a third zone, adapted to direct flow from the second zone towards an outlet region and an outlet region, the planar element comprising a first blockage protrusion disposed along a first group of said side edges, the first group comprising at least a side edge adjacent to said outlet region, and a second blockage protrusion disposed along a second group of said side edges, the second group comprising at least a side edge adjacent to said inlet region.

Abstract: An ice cream machine for making ice cream, including a processing container forming a processing chamber for making an ice cream-type product; a stirrer mounted inside the processing chamber; a cooling system, provided with at least one heat exchanger associated with the processing container, for exchanging heat therewith; a device for receiving and housing a capsule containing a basic preparation; a device for transferring the basic preparation from the capsule to the processing container; a device for injecting a dilution liquid, associated with the receiving and housing device or with the device for transferring the preparation or with the processing container; dispensing means, connected to the processing chamber for delivering the ice cream-type product to the outside.

Abstract: A defrosting apparatus includes: an evaporator; a defrosting heater removing frost formed on the evaporator; and a controller controlling the defrosting heater until defrosting for the evaporator is completed when a driving start command for the defrosting apparatus is input, wherein the controller controls the defrosting heater to have an idle section in which the defrosting heater is not operated between a point in time in which the driving start command is input and a point in time in which the defrosting is completed.

Abstract: A refrigeration system including a condenser; a (single) linear compressor that is activated and deactivated by a pulse width modulation switching device; a pulse width modulation refrigerant flow switch; at least two evaporators operably connected in parallel with one another with at least one evaporator associated with the refrigerator compartment that operates at a first refrigerant fluid pressure and with at least one other evaporator associated with the freezer compartment that operates at a second refrigerant fluid pressure; and a plurality of refrigerant fluid conduits operably connecting the condenser, the linear compressor and the evaporators into a refrigerant fluid flow circuit and such that the evaporators are capable of running simultaneously at different pressure levels and refrigerant flows from the evaporators, to the pulse width modulation refrigerant flow switch and through the pulse width modulation refrigerant flow switch.

Abstract: A cryogenic system to remove energy includes a heat engine to store content at a predetermined temperature; one or more fans to deliver air flow through the heat engine; a cryogenic storage unit to store cryogen and having one or more insulated pipes thermally coupled to the heat engine to cool the heat engine; one or more reuse pipes coupled to one or more insulated pipes to send a portion of cryogen gas flow back to the cryogenic storage for reuse; a controller to maintain the predetermined temperature; and an on-board power generator to supply operating power to the controller and the one or more fans.

Abstract: Water heater apparatus includes a tank for storing water; a heat exchanger associated with the tank and being operative to receive refrigerant and transfer heat therefrom to the tank, the heat exchanger representatively being a heat conductive tube externally wrapped around the tank in heat conductive contact therewith; air conditioning apparatus operative to utilize refrigerant flowing through a refrigerant circuit portion of the air conditioning apparatus, the refrigerant circuit portion being in fluid communication with the heat exchanger; and a control system operative to selectively cause a portion of the flowing refrigerant to pass through the heat exchanger, or cause essentially the entire flow of the refrigerant to bypass the heat exchanger.

Abstract: A cooling system for an interior space of a vehicle comprises a main cooling system coupled with an air inlet for receiving air and coupled with the interior space for providing cooled air to the interior space, at least one air duct arranged between the air inlet and the interior space, a reservoir for liquid nitrogen having a nitrogen outlet and a valve arranged between the outlet and an injection port of the at least one air duct. The reservoir is couplable with the injection port of the at least one air duct via the valve on demand for evaporating nitrogen in the at least one air duct. With the injection of liquid nitrogen the main cooling system is supported in case it is not able to provide a sufficient cooling power.

Abstract: A protective housing is provided for a heating, ventilation, and air conditioning (HVAC) unit having a fan therein. The fan comprises a plurality of blades, each blade having a proximal and distal end. The housing comprises a plurality of side panels, each side panel comprising openings enabling airflow into the housing. The housing further comprises an access panel that is coupled between two of the plurality of side panels wherein the access panel and the plurality of side panels form an enclosure. An orifice ring is mounted within the housing, wherein a running clearance between the distal end of the fan blades and the orifice ring has a first spacing. A cover fastens atop the enclosure, the cover comprising a grill having a plurality of grill members, wherein the grill members are separated by a second spacing, the second spacing being smaller than the first spacing.

Abstract: The present invention relates to a rotatory series-pole magnetic refrigerating system, comprising a moving magnetic body and at least one vertically-disposed magnetic series, wherein the magnetic series further comprising a plurality of heat insulated cavities, wherein the heat insulated cavities are interconnected in series successively, wherein the interior of the heat insulated cavities are provided with magnetic working mediums, and wherein the moving magnetic body is capable of magnetizes and demagnetizes the magnetic working mediums in a crossing pattern, wherein the upper and lower magnetic working mediums which are adjacent to any magnetic working medium in demagnetizing state in the same magnetic series must be in a magnetizing state, wherein the system further comprising a heat-flow structure, which assists the internal heat energy in the magnetic series to flow in one direction.

Abstract: A refrigeration system includes a plurality of compressors connected in series with each other. Each compressor has an oil sump located in a gravitational bottom of the compressor. A common supply line supplies refrigerant and oil to each of the plurality of compressors. The plurality of compressors includes a lead compressor and one or more non-lead compressors. The common supply line is configured to return more oil to the lead compressor than to the one or more non-lead compressors. Oil sump pressures for the plurality of compressors are maintained such that the lead compressor has the highest oil sump pressure, and the oil sump pressures of the non-lead compressors are successively lower with respect to its position downstream of the lead compressor. As a result, oil is distributed between adjacent compressors from the lead compressor, which is a most upstream compressor, sequentially downstream to the one or more non-lead compressors.

Abstract: A beverage dispensing apparatus including a storage tank. At least one ice body is formed proximate the top portion of the storage tank. The ice body is formed in an icemaker configured to produce an ice body through direct contact with an evaporator coil and does not use cold air, or formed directly on a portion of the top portion of the storage tank using evaporator coils extending around a perimeter of the storage tank. The water is then configured to be carbonated and then dispensed to a user upon a user command.

Abstract: A refrigerator that includes a cabinet; a storage compartment located in the cabinet; a door mounted to the cabinet and configured to open or close at least a portion of the storage compartment; a freezing compartment provided in an upper region of the cabinet; an evaporator configured to cool the freezing compartment; an elevating frame provided at a lower part of the freezing compartment, the elevating frame being configured to move vertically and defining an expanded freezing compartment based on the elevating frame being moved downward; and fixed frames that are secured to respective sidewalls of the storage compartment and that are configured to guide and support vertical movement of the elevating frame is disclosed.

Abstract: A compressor is to be used in an air conditioner. The air conditioner includes the compressor, an evaporator, and a container. The evaporator generates condensed water during operation. The container receives the condensed water generated by the evaporator. The compressor includes a main body and a textile member that is capable of transferring moisture and is quick drying. The main body is to be disposed in the container. The textile member covers at least a part of the main body, and is to be used for absorbing the condensed water.

Abstract: A multifunctional restrictive valve for controlling the flow of water therethrough. The valve has a main body with a flow channel through the main body. The main body receives water upstream thereof through an inlet port and passes it out through an outlet port at the downstream end of the body. A flow control assembly is located in the flow channel and includes a temperature sensor/actuator acting on a piston to move, when the temperature sensor heats up the piston, to block water flow control ports. The flow control assembly also includes an override feature wherein the piston is located within a slide and the flow control ports are located in the slide. By moving the slide away from the piston when the piston is blocking the flow control ports, the temperature sensor and piston may be overridden and flow may resume through the main body.

Abstract: A cryopump has a simple-to-manufacture frontal baffle plate with improved gas distribution and has a large-area second-stage array plate to capture Type II gases. The cryopump has a first-stage frontal baffle plate having orifices and flaps bent from and attached to the orifices. The cryopump has a second-stage top plate that is larger in area than cooling baffles of the second stage array.

Abstract: An air conditioning system for a vehicle is provided. The air conditioning system includes a cooling module having a cooling duct and an evaporator core, and a heating module having a heating duct and an inner condenser. Additionally, an outer condenser is disposed extraneous to the heating duct, and a blower forms air flow in the cooling duct or the heating duct. The inner condenser, the outer condenser and the evaporator core are connected via a single refrigerant passage.

Abstract: A transport refrigeration system (TRS) and method of subcooling a heat transfer fluid in a heat transfer circuit of a TRS are disclosed. The TRS includes a heat transfer circuit. The heat transfer circuit includes a compressor, a condenser, an expansion device, and an evaporator. The compressor, the condenser, the expansion device, and the evaporator are in fluid communication such that a heat transfer fluid can flow therethrough. The heat transfer circuit is configured to be in thermal communication with a pressure-regulating device of a system separate from the heat transfer circuit.

Abstract: A cooling aeraulics device is for cooling an element of a rail vehicle. The aeraulics device is designed to be placed on a roof of the rail vehicle and includes a conduit, which extends substantially longitudinally in relation to the rail vehicle. The conduit includes, successively, a front portion equipped with a front opening for the intake of air, a central portion, in which is housed the element to be cooled, and a rear portion, equipped with a rear opening for the discharge of exhaust air. A surface of a transverse cross-section of the conduit evolves, from the front opening to the rear opening, so as to generate an acceleration of the flow of air in the conduit through the Venturi effect.

Abstract: A refrigeration device includes a compressor, a condenser, an expansion valve, an evaporator, intake electromagnetic valves and exhaust electromagnetic valves, two-position three-way electromagnetic valves or two-position five-way electromagnetic valves, a cylinder group, a volume-variable airproof container, two-position two-way electromagnetic valves and a generator. The cylinder group is composed of two or more cylinders, refrigerant flows successively through the compressor, the intake electromagnetic valves, the cylinder group, the exhaust electromagnetic valves, the condenser, the expansion valve and the evaporator and finally enters the compressor from the evaporator, the cylinder group can do work to generate electricity through atmospheric pressure in the volume-variable airproof container and compensates for electric energy consumed by the compressor, and therefore the electric energy can be saved.