Abstract: An air conditioning system can improve the cooling/heating performance of the system because the injection of refrigerant into the compressor is achieved. The air conditioning system can further improve the cooling/heating performance in a low temperature region by injecting refrigerant as a two-phase refrigerant or a superheated vapor state into the compressor. The air conditioning system can prevent damage of the compressor and further improve reliability by controlling such that the ratio of a liquid refrigerant in the refrigerant injected into the compressor may be less than a set value.

Abstract: A single medium voltage starter box is mounted on a chiller unit with the other components of the chiller system. The starter box can be positioned on the chiller system unit to permit the starter box to be close coupled to the motor, and specifically to the main motor lead exit hub without the need for any power conduit connections between the starter box and the motor. In addition, the starter box also does not require any control interface and receives controls from a control panel. A short conduit connection between the control panel and the starter box is used to provide the necessary connections between the control panel and the starter box.

Abstract: A cooling jacket for use with mixing bowls is provided. This cooling jacket includes a plurality of channel forming structures, wherein each of the plurality of channel forming structures further includes a least one substantially vertical portion and a substantially horizontal portion, and wherein each channel forming structure defines a channel for receiving liquid coolant; and a plurality of pins positioned within the channels either in a predetermined, regular manner or randomly.

Abstract: A multifunctional ceiling air-conditioning circulation machine includes a base having a square fixing frame mounted around the periphery of the base and a concave circular groove formed at the middle of the base, a circular evaporator installed on the concave circular groove, a fan installed in the evaporator, and a water pump installed in an extended area on an external side of the concave circular groove for discharging condensate water dripped from the evaporator to the concave circular groove to the outside through a drain pipe. The machine integrates the multiple of functions including a circulation fan, an air conditioner, an air guide and an air re-circulation into the machine mounted onto a ceiling or a light steel frame.

Abstract: A climatisation system for wind turbines which comprise: a first heat exchanger (10) in the nacelle (1) for exchanging heat with an element of the nacelle for which the temperature needs to be controlled; a second heat exchanger (20) outside the nacelle (1) for exchanging heat with a first exchange unit (21); a first section (12) of a climatisation circuit for: connecting the first heat exchanger (10) with the second heat exchanger (20); circulating a liquid coolant between the first heat exchanger (10) and the second heat exchanger (20); impulsion units (100) for circulating the liquid coolant on the first section (12) of the climatisation circuit; a shut off valve (200); and expansion tank (400); an expansion valve (300) between the first heat exchanger (10) and the second heat exchanger (20).

Abstract: A mobile cooling apparatus and method for harvested produce includes working platform and a cooling zone. Produce harvested along the working platform and transferred thereto is placed into the cooling zone which, in one embodiment, is located on an opposite side of the working platform from where harvesting is occurring. The cooling zone may be open at an outward facing end thereof, to permit offloading of harvested produce to a second mobile apparatus. The cooling zone may be dimensioned to contain at least one pallet and, in one embodiment, two pallets positioned side-by-side.

Abstract: A wall-hung type indoor unit includes a casing having an air inlet for indoor air at a front side thereof, and a receiving element provided at a lower portion of the casing and configured to receive a signal transmitted from a remote controller. The casing having a first surface facing the receiving element. The first surface is inclined upward so as to form an angle ? of 30 degrees or less with respect to a horizontal plane in a state in which the casing is attached to the wall. The receiving element is disposed such that a centerline of the receiving element is inclined with respect to an orthogonal plane perpendicular to the first casing surface. The centerline is directed diagonally downward.

Abstract: A radiating apparatus of a built-in refrigerator includes an airflow guide that separates a condenser from a blower fan in order to prevent a cool air and a hot air from mixing together, thereby increasing an efficiency of the built-in refrigerator.

Abstract: An AC cooler device for cooling an input line of an air conditioner may include a top section and a bottom section being detachably connected to the top section. The top section and the bottom section may be connected to form a passageway for the input line of the air conditioner, and the bottom section may include a input source to input a fluid to cool the input line. The top section may include a drain to drain the fluid and the bottom section may include bottom connection flanges to connect to the top section. The top section may include top connection flanges to connect to the bottom section.

Abstract: A projection apparatus having a temperature controlling system is provided. The projection apparatus comprises at least a heat generating element, while the temperature controlling system comprises a liquid flow system, a heat generating device, and a heat transferring device. The liquid flow system is disposed along the heat generating element. The heat generating device produces heat with a positive value (endothermic) or a negative value (exothermic) in response to an environment dependent on the location of the projection apparatus. The heat transferring device transfers the heat generated by the heat generating device along the liquid flow system. The present invention maintains the operation of the projection apparatus under the desired working temperature and enables a thermal equilibrium of the projection apparatus without being influenced by the over-temperature or under-temperature of the external environment.

Abstract: The tubular conduit system of this invention allows modules requiring utilities to be positioned at any desired location within a cabinet, such as a refrigerator. The conduit is mounted to the cabinet of a refrigerator/freezer or the doors thereof and includes at least one electrical conductor positioned between the outer and inner walls and at least one fluid conduit within the inner wall. The conduit can be made of joined sections using connectors to also couple a module to the conduit such that modules can be installed at consumer selected locations prior to delivery of the refrigerator/freezer to the consumer.

Abstract: An in-door fluid drainage system for a refrigerator is disclosed. The drain fluid transfer system is described as extending from the door of a refrigerator to the lower compartment for transfer of drain fluid from the door to a drain fluid removal system. Also described is a drain fluid transfer system which comprises one or both of a transfer tube at least partially enclosed in a hinge assembly, and a valve assembly positioned at the lower portion of the door.

Abstract: A new apparatus, which may be referred to as a “cool cap,” for use with an outdoor heat exchanger (e.g., a heat pump or an air conditioning condenser) having an air inlet vent and an air outlet vent, the apparatus comprising a top having an exhaust vent complementary to the air outlet vent; and a surrounding wall attached to the top, wherein the surrounding wall is at least about eight inches from the outdoor heat exchanger upon installation, and wherein the surrounding wall has an intake opening having an airflow being equal to or greater than the exhaust vent and forming a substantially unimpeded air pathway through the apparatus through the outdoor heat exchanger and out the exhaust vent; wherein the surrounding wall and top are thermally insulating.

Abstract: The present invention aims to prevent freezing of water droplets, etc. between a fan and a bell mouth. An outdoor unit for an air conditioner includes an eaves member that is placed above an air outlet formed by a bell mouth in close adherence with a front panel, and that protrudes toward a side of an outlet grille. Particularly, the eaves member is placed with a space from the outlet grille.

Abstract: A tubular element including a wall defining therein an inner cavity, and a plurality of microchannels supported by the wall and extending along a length of the wall.

Abstract: The invention provides a refrigerant distribution device for refrigeration system which is capable of improving heat exchange efficiency, comprising: an entering duct, a bottom cover plate, a core, a hollow cylinder, an upper cover plate and multi-branch ducts. The core is disposed in the space formed by the bottom cover plate, the cylinder and the upper cover plate, wherein a plurality of openings are distributed on the core. The refrigerant distribution device according to the invention is capable of realizing uniform distribution and allocation of refrigerant in refrigeration system, and improving heat exchange efficiency of the refrigeration system.

Abstract: The present invention relates to a fibre assembly comprising high-performance polymeric fibres and bonding fibres, the fibre assembly comprising at least 70% by weight of high-performance polymeric fibres and at most 30% by weight of bonding fibres, the fibre assembly having a layered arrangement of the fibres and at least some of the fibres being bonded together by points of contact obtainable by softening of the bonding fibres. The present invention further describes an insulation system comprising a fibre assembly of the invention.

Abstract: In a container 1 with an end wall 5, an air treatment system 6 that is arranged in the end wall 5 and comprises an opening 14 on its bottom side, through which it emits an air flow, a floor 2 provided with channels guiding the air flow in a direction away from the end wall 5, and an air guide 15 forming, in an operation position, together with a part of the end wall 5 and a part of the floor 2 an air channel 16 that guides the air flow between the opening 14 and the channels in the floor, it is endeavoured to prevent the air guide from being damaged by the forks of a fork lift truck. This is achieved in that the container 1 comprises a spring arrangement that counteracts a movement of the air guide 15 in the direction of the end wall 5.

Abstract: A conical-shaped distributing member 41 is disposed in a refrigerant distributing portion 32 distributing refrigerant, an orifice 34 is disposed by being positioned at an axis 16X of the conical body, the orifice 34 is held by a stop ring 37, and the stop ring 37 urges the orifice 34 in a flow direction of the refrigerant.

Abstract: A galley cooling system comprises a plurality of galley cooling units each to be associated with separate galleys. A sensor senses a condition within each of the galleys. A control determines whether a sensed condition is indicative of efficient operation of a particular galley cooling unit, and the control is operable to decrease cooling capacity delivered to a galley cooling unit which is experiencing inefficient operation. An aircraft galley system incorporating the above cooling unit, and a method of operating a galley cooling unit are also disclosed and claimed.

Abstract: A housing capable of being carried into an elevator cage and turned with ease even in the elevator cage having a narrow frontage is provided. A housing 1 is configured to have a dimension A of a first face narrower than an effective doorway dimension a of an elevator cage 20, and a dimension B of a second face wider than an effective depth b of the elevator cage 20, and corner portions are chamfered in an up and down direction, and the chamfered dimension X is set to a value obtained by subtracting the effective depth b of the elevator cage 20 from the dimension B of the second face. Further, the corner portions may be chamfered in a same shape. In addition, each of the corner portions is chamfered to have an angle of approximately 45 degrees in relation to an adjoining surface.

Abstract: An outdoor unit for an air conditioner/heat pump is provided with a bracket which is attached to the tube sheet of the heat exchanger coil for routing the electrical leads from the electronic components within the unit to a control box located outside thereof. The bracket is mounted without fasteners and is preferably clipped onto a planar structure on the tube sheet by way of opposing tabs on the bracket. The bracket is preferably secured to the planar wall by way of dimples that engage with holes formed in the planar wall.

Abstract: An air conditioner is disclosed, which is suitable for improving its configuration and facilitating its assembly. The present invention includes a cabinet via which air is sucked or blown, a shroud guiding an air flow within the cabinet, a motor provided within the cabinet to forcibly circulate the air within the cabinet, an air guide penetrated by a rotational shaft of the motor, and a motor mounter coupled to the shroud to securely mount the motor thereon. Accordingly, the assembly configuration is simple and the corresponding assembly process is convenient, the vibration of the motor can be minimized, the assembly is facilitated, and the migration of the cold or hot air can be securely cut off.

Abstract: The cooling assembly comprising several cooling pins (1) that are connected to the same fluid inlet. Each cooling pin (1) is adapted to cool a moulded hollow plastic piece (P), and comprises a hollow blowing pipe (2) having a fluid inlet (20a) at one end and at least one fluid outlet (21a) at the opposite end, and fluid boosting means (3) for boosting by Venturi effect the cooling fluid flow at the inlet (20a) of the blowing pipe (2). The cooling assembly can be mounted on a moulding machine, and in particular an injection moulding machine.

Abstract: The present invention relates to an external decorative member that can defines an exterior appearance of a refrigerator, considering various kinds of patterns and consumers demands for independent exterior beauty. An external decorative member for a refrigerator, which is attached to a front surface of an outer case defining an exterior of the refrigerator, having a glass member (200) formed in a size corresponding to the outer case, the external decorative member, wherein an image (220) is formed on the glass member by an etching process. A manufacturing method of an external decorative member for a refrigerator includes a sketch step (S100) in which a wished image (220) is printed on a front surface of a glass member (200) for defining an exterior of the refrigerator, and an etching step (S200) in which a pattern of the image printed in the sketch step (S100) is formed by an etching process.

Abstract: A self-contained air conditioner unit incorporates an energy recovery ventilator portion that brings about several changes of room air per hour with outdoor fresh air. There is an outdoor air intake plenum which furnishes the fresh air and the condenser air for the condenser coil, and a return air plenum. Air from the room return air plenum is HEPA filtered and conducted to the evaporator coil and evaporator fan, and is supplied back into the conditioned space. The energy recovery ventilator has a counterflow heat exchanger core situated between the return air plenum and the fresh air intake plenum, as well as two ventilation fans, one (or both) of which may be of variable or multiple speed. By controlling the fan speeds, it is possible to produce a neutral pressure, a positive or overpressure, or a negative or underpressure in the conditioned space. The unit can be wheeled into place and installed easily by personnel without special training.

Abstract: An apparatus is provided including first and second base members having upper and lower flanges, and a cover. The second based member is configured to be adjustably attached to the first base member to define an opening. The cover is configured to be attached to the first base member and/or the second base member to cover the opening. The upper and lower flanges of the first base member are configured to receive a first edge of a hole of an air conditioner plenum and the upper and lower flanges of the second base member are configured to receive a second edge of the hole of the air conditioner plenum.

Abstract: A system and method for defrosting an air source heat pump are presented. A defrost conduit extends from the discharge from a system compressor to the outdoor coil. The defrost conduit includes a normally closed defrost valve. When the need for defrost exists, the defrost valve is opened, and warm refrigerant is delivered from the compressor discharge to the outdoor coil to effect defrost of the outdoor coil.

Abstract: Embodiments of cascading ice luges and embodiments of apparatuses and methods for making cascading ice luges are disclosed. One apparatus embodying the principles of the invention features shelves and attached brackets in stepwise configuration. The shelves are affixed to a scaffold. Ice blocks can be frozen in trays such that pre-formed lanes are formed in the ice blocks. The trays can be of convenient size that can be placed in a conventional household freezer. Ice blocks can be arranged on the shelves in stepwise configuration and oriented so that a liquid or beverage placed on the uppermost ice block will flow in the pre-formed lanes in a cascading manner thereby rapidly cooling the beverage with minimal dilution.

Abstract: To increase a heat exchange capacity of an indoor heat exchanger without increasing a pressure loss inside tubes of an outdoor heat exchanger. A heat exchanger is constituted by an indoor machine equipped with an indoor heat exchanger 10 constituted by a plurality of heat transfer tubes 12A, which have a spiral grooves 13A formed with a predetermined lead angle Ra on inner faces of the tubes and are made to pierce a plurality of fins 11, and an outdoor machine equipped with an outdoor heat exchanger 20 constituted by a plurality of heat transfer tubes 22A which have a lead angle Rb of spiral grooves 23A smaller than that of a heat transfer tubes 10A used for the indoor heat exchanger 10 and are made to pierce a plurality of fins 11.

Abstract: A luggage refrigerator apparatus comprises a storage cabinet for transporting personal belongings and a means for refrigeration. After a traveler reaches his or her destination and unpacks personal belongings from the luggage, he or she may use the luggage to store and refrigerate groceries.

Abstract: A transport refrigeration unit having a front grille supported by a frame and being composed of a rigid material that is subject to cracking because of vibrations being transmitted from the frame, there is provided a relatively flexible support structure surrounding the grille and supporting it in the manner which allows for the damping of vibrations so as to prevent them from reaching the grille. The flexible material is preferably a thermoplastic olefin. The manner in which the supporting structure is attached to the frame and in which the grille is attached to the supporting structure also described.

Abstract: A heat exchanger 100 has plate fins 1 laminated at an interval and a heat transfer pipe 2 inserted perpendicularly to the fins formed by a plurality of straight pipe portions 2s and a curved pipe portion 2r communicating end portions thereof with each other. In the plate fin 1, a first slit fin 3a protruding to the side of one face or the like and a second slit fin 3b protruding to the side of the other face or the like are formed by cutting and raising. A straight pipe portion 21a and the like are arranged in a zigzag state in parallel with each other, and a “step pitch Dp”, which is an interval between axial cores thereof in a step direction, and a “row pitch Lp”, which is an interval in a row direction, form relationships of “4 mm?D?6 mm, 14 mm?Dp?17 mm, 7 mm?Lp?10 mm” to an outer diameter D of the heat transfer pipe 2.

Abstract: A method of powering a multi-level structure is provided, which includes disposing a climate control system in the building. The system has a cooling tower, a fluid cooled chiller, a return line connecting an output of the chiller to an input of the cooling tower, and a condenser pump for pumping fluid therebetween. The system further includes a supply line connecting an output of the cooling tower to an input of the chiller, fluid being gravity fed from the cooling tower to the chiller. A turbine generator is disposed in the return line, the turbine generator being powered by fluid flowing through the return line. The method provides for transferring power generated from the turbine generator to a power supply for the structure.

Abstract: Dust collection structure for collecting the dust removed from an air filter of an indoor unit has been devised to reduce user's labor in collecting the dust as much as possible. An indoor unit includes, in a casing, an indoor heat exchanger, an indoor fan for sucking air from inside of a room, and blowing the air to the inside of the room, and an air filter arranged on an inlet side of the indoor fan. The dust trapped on the air filter is removed by the dust removing means, and is contained in the dust containing part. A nozzle connector for arranging a nozzle of a cleaner at a predetermined position where suction of the contained dust is allowed is provided at a downstream outlet of a dust collection path as a transfer path for transferring the dust in collecting the contained dust.

Abstract: A positive shutoff device is provided for a connection point of a refrigeration system. The connection point includes a manually-actuatable valve that permits charging and testing of the system. The device includes a first fitting engagable with the connection point and having a raised actuator that actuates the manually-actuatable valve when the first fitting engages the connection point, and a shutoff valve having a first end coupled to the first fitting and a second end coupled to a second fitting, the shutoff valve is operable in a closed position to prevent flow therethrough and an open position to permit flow therethrough, so that the refrigeration system may be charged or tested by connecting equipment to the second fitting and opening the shutoff valve, and the connection point may be positively shut off to prevent leakage of refrigerant through the connection point by closing the shutoff valve.

Abstract: Disclosed is an air conditioner includes a cabinet that is configured to mount on an indoor ceiling. The air conditioner also include a front panel that is coupled to the cabinet and having an air inlet and outlet. The air conditioner further include a suction panel that is coupled to the front panel and configured to move between an open positione in which air is able to circulate through the air conditioner and a closed position in which air is blocked from circulating through the air conditioner. The air conditioner further include a sensor unit that is mounted on the suction panel, that is configured to move together with the suction panel and that is configured to detect a position of a person in the indoor place. In addition, the air conditioner also include a controller adjusting a direction of air flow from the outlet based on the deteded position of the person.

Abstract: In order to provide a device, which with a low outlay enables a product to be cooled to be conveyed to a place of use and cooled reliably and energy-efficiently at the place of use, a cooling station for receiving a frame that has receivers for a product to be cooled is proposed, wherein the cooling station comprises at least one fan for generating a circulating air flow through the frame and at least one cooler for cooling the circulating air flow and wherein the cooling station comprises a housing that surrounds a receiving space for receiving the frame on at least three sides.

Abstract: Disclosed herein are a switch assembly and an air conditioner having the same. A switch and a circuit board of the switch assembly are detachably coupled to each other, thus resulting in enhanced maintenance and workability. The switch assembly includes a switch to sense an electrical signal of a human body, a conductive connector to provide the switch with an elastic force, and a circuit board adapted to receive the electrical signal through the connector so as to perform a control operation. The circuit board is detachably coupled with the switch.

Abstract: A heat generator includes an air-conditioning refrigerating system formed of a compressor, a discharge line, a condenser, a condenser liquid line, a liquid distributor, a spoiler such as metering device, an evaporator and a suction line, and a liquid delivering system. The discharge line has a head heat segment disposed in contact with a contact segment of the delivery segment for heat exchange to charge liquid passing through the delivery pipe into hot water or steam.

Abstract: The front cover of a transport refrigeration unit includes a plurality of hinged access doors, with each door being formed of a pair of spaced thermoplastic olefin sheets with their edges being bonded along the entire periphery of the door to form a hollow space between the sheets without a need for foam. The edges are bonded by a thermoforming process which provides strength and rigidity to the door. Additional thermoforming bonds are made at locations other than the periphery to provide further strength and rigidity. A ribbing structure is formed in one of the sheets and extends around the periphery thereof. Further ribbing may extend transversely across the sheet in non-peripheral positions.

Abstract: A line set box, and a method of use thereof, comprising a generally rigid conduit box panel having a removable front cover, wherein the box panel has knockouts and insertable sealing grommets enabling sealed passage of conduits from inside a structure to outside the structure. Thus, the conduit box functions to house and protect end portions of refrigerant lines, drain lines, and/or control lines of an air-conditioning system during construction of a building until the refrigerant lines and the control lines are connected to a compressor of the air-conditioning system located outside the building.

Abstract: A refrigerator having one or more heat conduction sheets is provided. The refrigerator may include main body having a cooling chamber formed therein, and a door that opens and closes the cooling chamber. One or more heat conduction sheets may be disposed on the main body, the door, or a combination of various portions thereof so as to substantially eliminate an occurrence of a temperature variation on a corresponding planar surface and reduce an insulation thickness.

Abstract: There is provided a refrigeration apparatus in which a refrigerant accumulating in non-operating outdoor units is supplied to an outdoor unit being operated in which a shortage of refrigerant occurs without starting the compressors of the non-operating outdoor units.

Abstract: An outdoor refrigerator comprising a cabinet, a heat insulation board, a door panel and a condenser, wherein the heat insulation board is placed on the cabinet in order that a roasting stove is adapted to placing thereon without being damaged, a door panel is provided in front of the cabinet and is provided with a plurality of sealing strips, a condenser is provided in a receiving chamber on a rear side of the cabinet, and a fan is provided to increase effect of heat dissipation of the condenser. The present invention can overcome the problems of being subjected to damaging of the refrigerator used outdoors and the inferior heat dissipation of the refrigerator, and an object of convenient use can thus be attained.

Abstract: The beverage vending machine comprises a beverage storage area, a mechanism to dispense beverages, a solar photovoltaic panel, a battery, and a refrigeration unit. The energy gathered by the solar photovoltaic panel is stored within the battery, and a self-contained refrigeration unit is operable to cool the beverage storage area. The beverage vending machine operates without an external source of electricity.

Abstract: A vending machine includes a product compartment, a duct opening into the product compartment, and a self-contained refrigeration system. The refrigeration system includes a housing having a first chamber and a second chamber. The first chamber includes first and second openings. The second chamber includes third and fourth openings. An evaporator coil and evaporator fan are mounted in the first chamber. The evaporator fan moves air from the first opening, through the evaporator coil, to the second opening. A condensing coil, compressor, and compressor fan are mounted in the second chamber. The compressor fan moves air from the third opening, through the condensing coil, over the compressor, to the fourth opening. The housing thermally insulates the first chamber from both the second chamber and an exterior of the housing.

Abstract: A refreshment bar includes one embodiment of a cooling or heating apparatus for food and/or beverage containers. The apparatus maintains a food or beverage container placed on one of the plates at a desired cold or hot temperature relative to the bar surface temperature and ambient temperature. The apparatus includes thermally conductive plates, for example stainless steel disks, positioned in recesses such that the upper surfaces of the plates are coplanar with the top surface of the bar, thereby providing a level surface. A thermal exchanger system is used to cool or heat the plates. The system includes a reservoir containing a thermal element and a thermal transfer fluid. The reservoir is located adjacent the lower surface of the bar top. The plates are thermally coupled to the thermal transfer fluid and thermal element, thereby cooling or heating the plates.

Abstract: A cooling device may be disposable in front of a fan. The cooling device may comprise a container fillable with fluid or material capable of being chilled to a temperature below ambient temperature. The container may have a plurality of through holes through which air blown by the fan may flow through. As the air flows through the through holes, heat is transferred from the air to the chilled container to provide chilled air. The cooling device may have a system for routing water condensate. Additionally, the cooling device may have a base and tray for collecting the water condensate.

Abstract: A micro-channel heat exchanger module is respectively connected to a compressor and an expansion device. The micro-channel heat exchanger module includes a heat transfer tube module and a block. The block has a working fluid inlet channel, a working fluid outlet channel, a working fluid distribution chamber, a plurality of working fluid outlet openings, and a plurality of working fluid inlet openings. The working fluid inlet channel is connected to one of a compressor and an expansion device. The working fluid distribution chamber communicates with the working fluid inlet channel. The working fluid outlet openings communicate the working fluid distribution chamber with the heat transfer tube module. The working fluid inlet openings communicate the heat sink with the working fluid outlet channel. The working fluid outlet channel is connected to the other one of the compressor and the expansion device.