Abstract: A refrigerator includes a cabinet, an evaporator, an evaporator cover module, and a cold air supply module configured to communicate with the evaporator cover module. The evaporator cover module includes a rear plate that has a planar shape and that defines the surface of the storage space, a first insulation member located at a rear surface of the rear plate, and a second insulation member spaced apart from the first insulation member and located at a front surface of the inner case. The first insulation member and the second insulation member define a heat-exchange space configured to accommodate the evaporator between the first insulation member and the second insulation member.

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 personal thermal regulation system includes a personal liquid cooling garment, wherein the personal liquid cooling garment is configured to circulate a working fluid therein, a membrane evaporator configured to receive circulated working fluid from the personal liquid cooling garment, wherein the membrane evaporator is further configured to evaporate a portion of the received circulated working fluid, and a chemical absorber in fluid communication with the membrane evaporator, wherein the chemical absorber is configured to receive a controlled flow of the evaporated portion of the received circulated working fluid from the membrane evaporator.

Abstract: A heat exchanger door system includes a heat exchanger and a first rotatable member, proximate to the heat exchanger, that rotates about an axis of rotation. The system includes a first door member rolled around the rotatable member and movable from a rolled position to an unrolled position in which the first door member covers more of the heat exchanger than when the door member is in the rolled position.

Abstract: A condensate evaporator with an electrically heatable accommodation chamber for water of condensation which is produced in a cooling device and is to be evaporated. A design which is as compact and simple is achieved because the accommodation chamber is formed by a tube section on whose outer face at least one heating element which is in thermal contact with the tube section is arranged and at one end of which an inlet for the supplied water of condensation is arranged and at an other end of which an outlet for the steam which is produced from the water of condensation by the heating element is arranged. This invention also relates to a cooling device, in particular for a switchgear cabinet, having a condensate evaporator according to this invention.

Abstract: Embodiments of the disclosure may provide an exemplary method for operating a compressor system, wherein the method may include cooling a process gas containing water vapor to a first temperature. The water vapor may form a condensate at the first temperature, and cooling the process gas may produce residual heat. At least a portion of the condensate is removed from the process gas, wherein any portion of the condensate that is not removed is a remaining condensate. The remaining condensate may be heated to a second temperature with the residual heat, wherein the remaining condensate in the process gas evaporates at the second temperature.

Abstract: Dehumidifiers for high temperature operation and associated systems and methods are disclosed. A method in accordance with a particular embodiment includes drawing air into a dehumidifier and automatically monitoring an electric current drawn by a refrigerant compressor of the dehumidifier. The method can further include automatically stopping the compressor in response to the current meeting or exceeding a predetermined threshold value, and automatically restarting the compressor in response to the compressor meeting a predetermined condition that includes or corresponds to a target pressure difference between refrigerant pressures upstream and downstream of the compressor. The predetermined condition, in at least some embodiments, includes the passage of a period of time sufficient to allow refrigerant pressures upstream and downstream of the compressor to come within a preselected range of each other.

Abstract: The invention is a water generator device from air utilizing solar thermal energy and adsorption principle. The system is based on an adsorption refrigeration unit with Ether as a refrigerant and activated carbon as adsorbed. The required heat is generated from evacuated tube solar system and the heat sink is the atmosphere. The adsorption unit is an air-cooled refrigeration unit that can operate at relatively low hot water temperature (60-70° C.) and relatively high atmospheric temperature (30-40° C.). The water condensed from air is than driven through a simple water purification unit to assure its quality as drinking water. The very small electricity needed to operate the hot water and cold water pumps along with the filtration unit and the controller of the adsorption unit is generated from a small Photo Voltaic (PV) unit for stand alone systems.

Abstract: In preferred aspects of the present invention, at least one rib is provided can be molded to an internal dividing wall in the interior of a water separator in an automotive HVAC unit. In more preferred aspects, a plurality of ribs is provided that are molded to or with the wall, and, the plurality of ribs form a pattern, in a way that allows them to ‘direct’ or to ‘channel’ water from an air flow.

Abstract: The invention relates to for a motor vehicle air conditioning installation, comprising a pipe/rib block, headers which are arranged on both sides thereof and are used to receive the ends of the pipes, and a collector which is arranged parallel to one of the headers, is fluidically connected to the adjacent header via openings, and respectively comprises a closing element and receives a dryer/filter cartridge on the front side, said cartridge being fixed in the header and comprising a peripheral sealant which is arranged between the openings.

Abstract: There is provided a dewfall preventing device of a refrigerator for preventing dew from forming on the contact portion of a refrigerator case and a door, the device comprising a heat exchanger for concentrating the waste heat generated from a compressor with contacted to the compressor of the refrigerator and a thermosyphon, its two ends connected to the heat exchanger, and having a working fluid phase-transferred into a gas phase after heat-exchanging with the waste heat from the compressor, move along the hot line, vaporize the dew forming on the contact portion of a refrigerator case and a door by the radiation of the heat, transferred into a liquid phase, fallen down by gravitation, and introduced back into the heat exchanger.

Abstract: A water removal device for refrigeration system comprises an electrode and a voltage source; the voltage source provides voltage for the electrode, which is located under the evaporator of the refrigeration system. Through the electric effect produced by the electrode, the condensed water condensed on the evaporator can be swiftly removed, a result that thoroughly takes advantage of the heat transfer function of the evaporator. In addition, there shall not be any electricity-discharging sparks between the electrode and the evaporator, thus assuring the normal operation of the refrigeration system.

Abstract: A drain tube for a refrigerator for use with a collection pan located under a freezing zone of the refrigerator, to permit that the water travels from the freezing zone until a tray located under a compressor. The drain tube comprises a hollow nozzles the hollow nozzle includes an upper section and a lower section, the upper section being connected below of a first collection pan, and a flexible corrugated tube including a plurality of corrugations forming a triangular form, the corrugations including a first wall projected downwardly and inwardly from a top end of the first wall, and a second wall being also projected downwardly and inwardly over the first wall, forming a stepped section with peaks and grooves. The flexible corrugated tube is coupled on the lower section of the hollow nozzle.

Abstract: A plurality of frost shields (50) are removably positioned about the upper circumferential expanse of the walls of the liner (20) of a refrigerated cabinet (10). The frost shields (50) are magnetically mountable to the liner (20) to facilitate ease of installation and removal. Each frost shield (50) is a pliable panel fabricated in a layered construction with a relatively thin observe layer (52) of vinyl mounted on nominally thicker back layer of thermoplastic material (54) impregnated with magnetic material (60). Each frost shield (50) may be provided with a pair of handles (70) inserted in their respective slots (58) formed through the frost shield panel.

Abstract: The present invention relates to a system and a method for eliminating the dampness or moisture included in the incoming atmosphere(or air) with high temperature and humidity from outside into the underground storage facilities by condensing the moisture to water-drops. The present invention suggests an underground facility having a dehumidification system comprising an inside wall depart from a wall of the underground facility to inside area with a distance, a buffering space formed between the wall and the inside wall, so that the inside wall divide the buffering space and a room of the underground facility and, a ventilation means by which air can be circulated between the room and the buffering space. According to the present invention, it is not need to install any air conditioner or dehumidifier needing a expensive cost for equipment at first and consuming much electrical power and maintenance cost in usage.

Abstract: A water removing mechanism for the evaporator in a refrigeration system in which an electrode element is disposed beneath the evaporator and a pulse voltage source is provided to connect the evaporator and the electrode element to generate an electric field with high voltage and low current between the evaporator and the electrode element, causing water condensed on the surface of the fins of evaporator to bear negative charge and the electrode element to bear positive charge and thereby allowing the water on the evaporator to be driven by the electric field to leave the evaporator at an accelerated speed.

Abstract: Condensate evaporator apparatus for a refrigeration unit generally includes a collection pan and a dissipator disposed directly over the collection pan for evaporating water introduced thereinto and for directing unevaporated water in the collection pan. A heater is disposed for selectively heating the dissipator means in order to enhance evaporation of water therefrom.

Abstract: A refrigerator has a freezer compartment, a refrigerating compartment, and an evaporator. The refrigerator further has a first bypass passage, a second bypass passage and a cooled air inducing pipe.The first bypass passage allows the cooled air from the refrigerating compartment to flow directly to a fan of the refrigerating compartment, thereby allowing the cooled air to bypass the evaporator.The second bypass passage allows the cooled air from the freezer compartment to flow directly to a fan of the freezer compartment, thereby allowing the cooled air to bypass the evaporator.The cooled air inducing pipe mounted in front of the fan changes the direction of the cooled air and force the cooled air to the refrigerating compartment.

Abstract: A refrigerator having an apparatus for distributing a chilled air. The apparatus has an impeller for sucking and impelling the chilled air generated by an evaporator, a chilled air distributing member for properly distributing the chilled air impelled by the impeller into ducts communicated with a freezer and refrigerating compartments, and motors for driving the impeller and the chilled air distributing member. The chilled air distributing member is formed at a circumferential outer wall thereof with an opening so as to control an amount of the chilled air flowing into the ducts respectively when the member rotates. The refrigerator can effectively distribute a chilled air generated from an evaporator, thereby properly maintaining temperatures of the freezer and refrigerating compartments. Since the refrigerator has only one fan, an inner structure inside of a space section is simple so that the refrigerator can be easily produced and assembled.

Abstract: A defroster for refrigerators, capable of defrosting both a prefrosting panel and an evaporator using a defrosting heater, is disclosed. In an embodiment, a heat conduction panel integrally extends from the defrosting heater and terminates at a position approximate to one end of the prefrosting panel, thus allowing heat of the defrosting heater to be transferred to the prefrosting panel through thermal conduction. The heat conduction panel has an enough width to be connected to the total length of the defrosting heater and is uniformly spaced apart from the end of the prefrosting panel. In another embodiment, the prefrosting panel extends to an enough length to be directly connected to the defrosting heater, thus being selectively defrosted with heat transferred from the defrosting heater through thermal conduction.

Abstract: A refrigerant evaporator has a first heat exchange portion with an uninterrupted surface formed from sheets of conductive material joined together to form passages therebetween. A second heat exchange portion is connected to and adjacent the first portion. The second portion is formed from hollow, serpentine tubes with spine fins. Condensed refrigerant passes through the first portion, which accummulates frost and ice, and then through the second portion. The first portion also includes a labyrinth of passages that define an accumulator for refrigerant that has passed through the second heat exchange portion.

Abstract: A method and apparatus to refrigerate air in a compartment wherein liquid CO.sub.2 is delivered through a first primary heat exchanger such that sufficient heat is absorbed to evaporate the liquid carbon dioxide to form pressurized vapor. The pressurized vapor is heated in a gas fired heater to prevent solidification of the pressurized carbon dioxide when it is depressurized to provide isentropic expansion of the vapor through pneumatically driven fan motors into a secondary heat exchanger. Orifices in inlets to the fan motors and solenoid valves in flow lines to the fan motors keep the vapor pressurized while the heater supplies sufficient heat to prevent solidification when the CO.sub.2 vapor expands through the motors. CO.sub.2 vapor is routed from the second heat exchanger to chill surfaces in a dehumidifier to condense moisture from a stream of air before it flows to the heat exchangers.

Abstract: A dehumidifier includes an elongated body in which a first open ended chamber and a second open ended chamber are defined parallel to each other along the longitudinal direction of the body. A first cover and a second cover are detachably secured to the ends of the body, to cover the open ends of the first and second chambers, respectively. An evaporator is housed in the first chamber. A pipe is disposed in the second chamber, and divides the second chamber into a precooling zone, which corresponds to the internal space of the pipe extending along the axis thereof, and a reheating zone which corresponds to the external space. A path connects the outlet of the precooling zone and the inlet of the first chamber, and is defined between the dehumidifier body and the second cover, for feeding the air from the precooling zone to the first chamber.

Abstract: A mixing chamber for an air-conditioning system including a cylindrical vessel having a plurality of inlet ports provided at an axial end portion for introducing cool air from an air-conditioning unit and warm air from passenger compartments. The vessel is further provided at the other axial end portion with outlet ports. The inlet and outlet ports are oriented in a tangential direction with respect to the vessel to thereby form a spiral air flow in the vessel. The vessel has a water capturing ring located along the inner wall surface of the vessel to prevent film of water on the inner wall surface of the vessel from flowing toward the outlet ports. A water drawing slit is formed in the vessel to open to the inner wall surface at a side of the water capturing ring adjacent to the inlet ports to discharge the water accumulated at this side of the ring.

Abstract: A thermoelectric heat pump attached to a plate evaporator within the freezer compartment. The surface area of the thermoelectric device is maintained at a temperature substantially lower than the temperature of the evaporator plate during the cooling cycle. Accordingly, the majority of frost is collected on the thermoelectric surface area. Defrost is accomplished by reversing the voltage potential across the thermoelectric device and draining the water away in a suitable manner.

Abstract: A dehumidifier for use in an industrial or commercial building in conjunction with an air conditioning system is provided which utilizes the natural coolness of tap water to condense water vapor from the air. The tap water line is diverted into a heat exchanger upstream of the air conditioner evaporator coils to dehumidify the air and remove the latent heat given off during condensation to reduce the work load on the air conditioning system.

Abstract: The icing of the evaporator for refrigerant in a refrigeration system is checked by an air-permeable web of wire mesh which is moved along an endless path extending in front of the inlet of the evaporator to collect moisture from the flow of atmospheric air which is conveyed into the evaporator. Successive increments of the web are thereupon regenerated by melting or mechanically removing the ice and frost and by thereupon drying and cooling the increments before they return into the portion of the endless path in front of the inlet of the evaporator. Cooling of the web can be effected in a discrete cooling device or by causing a portion of the path to extend behind the outlet of the evaporator so that the web is cooled by cool atmospheric air which leaves the evaporator.

Abstract: A method, system and apparatus is disclosed for rapidly cooling and simultaneously maintaining a high moisture content in freshly slaughtered meat products and the like placed in a chamber through which preconditioned air is circulated. This is achieved by limiting the air temperature rise by utilizing air flow rates past the product at a level such as to cause the air to increase in temperature from entry into the chamber to exit from the chamber by no more than approximately two degrees F. and by providing a cooling apparatus which reduces the temperature of the air while removing free water from it yet is capable of maintaining the relative humidity of the air at no less than ninety percent.

Abstract: A compact evaporator unit for a household refrigerator including a partition dividing the refrigerator into two separate compartments. The partition is formed with an evaporator compartment in which the evaporator is positioned. The evaporator comprises a tubular member having an extended heat exchange surface in the form of a pair of longitudinally extending helically coiled portions. The coiled portions are arranged parallel with the rear coil being elevated relative to the front coil. The rear coil is extended to form end coils which provide a central area between the end coils to accommodate a fan employed for moving air through the evaporator compartment. The rear coil being raised so that the flow of air passing through the evaporator compartment will impact on both coils to thereby increase the frost tolerance of the evaporator.

Abstract: A refrigerating apparatus comprises two refrigerant circuits connected in a parallel fashion which include a common condenser. An evaporating temperature in an evaporator of one refrigerant circuit is set to a relatively high temperature compared with that of an evaporator of the other refrigerant circuit, so that a two-temperature evaporation type refrigerating apparatus is formed and a compressor of one refrigerant circuit can be intermittently driven for each predetermined time period in a forced manner. In a defrosting mode, the condenser is made to operate as an evaporator, whereby the evaporator included in the other refrigerant circuit is defrosted.

Abstract: A freezing refrigerator has a freezing chamber for accommodating food to be freezed and a cold chamber for accommodating food kept at low temperature, those chambers being separated by a heat insulative member and provided with doors, respectively. The cold chamber is provided therein a cold chamber cooler for cooling the inside thereof and the freezing chamber is provided therearound with a first freezing chamber cooler for cooling the inside therein. A second freezing chamber cooler is provided close to the rear side of the freezing chamber but is separated from the inner surface of the freezing chamber. The surface temperature of the second cooler is kept lower than that of the first freezing chamber cooler. A shield plate is further provided to blind one from seeing the second cooler when the door for the freezing chamber is open, the shield plate being disposed close to the second cooler.

Abstract: The present invention relates to an air circulating and cooling arrangement for a refrigerator cabinet including a fresh food and freezer storage compartment. A partition dividing the compartments includes a first wall defining the upper wall of fresh food compartment and a second wall defining the lower wall of the freezer compartment. A divider element arranged intermediate the partition walls separates a first passage for circulating air through the fresh food compartment and a second passage for circulating air through the freezer compartment. The evaporator is in heat exchange relation with a portion of the first passage so that air moving through the fresh food compartment contacts colder portions of the divider to remove moisture therefrom prior to passing through the evaporator. The heat leakage from that portion of the divider in heat exchange relation with the evaporator conductively links the evaporator to the fresh food compartment.

Abstract: A refrigerator including two compartments, one of which is maintained at a temperature above freezing for the storage of fresh foods and the other of which is maintained at a temperature below freezing for storage of frozen foods is cooled by air circulated over an evaporator disposed outside the compartments. The evaporator comprises a metal plate having a cooling element mounted thereon in heat exchange relationship. The evaporator is positioned in the cabinet in such a manner that the cooling element is disposed in a first passage and air is circulated over the cooling element and then in proportioned amounts to the aforementioned compartments. To reduce the amount of frost collecting on the cooling element a second passage is provided in the refrigerator cabinet adjacent the opposite side of the plate from that on which the cooling element is mounted.