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HEAT EXCHANGER AND AIR CONDITIONING DEVICE

Thu, 03 Nov 2016 08:00:00 EDT

A heat exchanger includes a plurality of flat tubes, a header collecting tube, and fins joined to the flat tubes. The header collecting tube includes a first partition member partitioning an internal space into upper and lower internal spaces, a second partition member partitioning the upper internal space into first and second spaces, an inflow port formed on the first partition member at a bottom part of the first space so as to penetrate in a plate thickness direction, an upper communicating passage, a lower communicating passage. The flat tubes are connected at one end to the first space of the header collecting tube. An inflow pipeline is connected to space that, within the lower internal space, is underneath the second space.



METHOD AND DEVICE FOR CONTROLLING A FREEZING PHASE IN A SINGLE-CONTROL COMBINED REFRIGERATION APPLIANCE, AND RELATED REFRIGERATION APPLIANCE

Thu, 03 Nov 2016 08:00:00 EDT

A method for controlling a freezing phase in a single-control combined type refrigeration appliance comprises activating said freezing phase, including turning on a compressor and monitoring only a refrigerator temperature of a refrigerator compartment and a evaporator temperature of an evaporator associated with the refrigerator and a freezer. During the freezing phase, if the refrigerator temperature is greater than a predetermined upper refrigerator threshold, a fan associated with the refrigerator compartment is turned on until said refrigerator temperature is lower than a predetermined lower refrigerator threshold. Further, if the evaporator temperature is less than a predetermined lower evaporator threshold, the fan is turned on until the evaporator temperature is above a predetermined upper evaporator threshold. If the refrigerator temperature is lower than a predetermined minimum refrigerator temperature, the compressor is turned off. The method further includes deactivating said freezing phase after a given time has elapsed following said activation.



HOUSEHOLD REFRIGERATOR

Thu, 03 Nov 2016 08:00:00 EDT

A household refrigerator has a thermally insulated cabinet, a storage compartment intended to store food and/or beverages and contained within the cabinet, a refrigerant cycle intended for cooling the storage compartment, and a compressor compartment housing a compressor of the refrigerant cycle. The cabinet is mounted on top of the compressor compartment. The household refrigerator contains a door leaf pivotally hinged with respect to the cabinet for opening and closing the storage compartment or a bottom drawer located directly above the compressor compartment and intended for storing food and/or beverages. The bottom drawer is closed when pushed into the storage compartment and open when at least partly be pulled out of the storage compartment. The household refrigerator contains a device for opening the closed door leaf or for opening the closed bottom drawer, which is attached inside the compressor compartment.



DEFROST CHAMBER WITHIN FREEZER COMPARTMENT

Thu, 03 Nov 2016 08:00:00 EDT

An improved defrost chamber is disposed with the freezer compartment of a refrigerator, removing the need to relocate a food item prior to thawing. The defrost chamber has at least one wall configured to heat the interior. A control unit is in electric communication with and adapted to supply a voltage to the wall(s). The control unit has a timer to initiate or terminate the defrosting operation. The wall(s) may comprise a glass panel associated with electrically conductive material. The control unit may independently control the heat supplied to each of the walls. The control unit may be remotely controllable by a user. One or more vents associated with the defrosting chamber may be open in a non-use configuration and closed in a use configuration. The defrost chamber may be removable from the freezer compartment.



AIR CONDITIONER

Thu, 03 Nov 2016 08:00:00 EDT

In an air conditioner, a control section controls at least the indoor expansion valve. The indoor expansion valve has a degree of opening that is controllable. The control section has a condensate formation suppressing control mode and a normal heating control mode. The condensate formation suppressing control mode is performed in a case where a predetermined condensate formation condition is satisfied. The predetermined condensate formation condition relates to generation of condensate formation on the connecting section. The normal heating control mode is performed in cases other than the case where the predetermined condensate formation condition is satisfied. The control section increases the opening degree of the indoor expansion valve when the condensate formation suppressing control mode is performed compared to a case when the normal heating control mode is performed.



REFRIGERATION DEVICE HAVING A PLURALITY OF REFRIGERATION COMPARTMENTS

Thu, 03 Nov 2016 08:00:00 EDT

A refrigeration device includes a first refrigeration compartment for storing refrigerated goods at a first temperature, the first refrigeration compartment including a first evaporator with a first controllable expansion valve at the refrigerant inlet of the first evaporator, and a second refrigeration compartment for storing refrigerated goods at a second temperature, the second refrigeration compartment including a second evaporator with a second controllable expansion valve at the refrigerant inlet of the second evaporator. A refrigerant outlet of the first evaporator is connected to the second controllable expansion valve at the refrigerant inlet of the second evaporator.



ICE MAKER INCLUDING FULL ICE SENSING APPARATUS

Thu, 03 Nov 2016 08:00:00 EDT

An ice maker includes an ice tray in which divided spaces which contain ice making water are provided, an ejector which discharges ice in the ice tray, a heater which is provided at one side of the ice tray and supplies heat to the ice tray, an ice storage container which stores the ice discharged by the ejector, and an ice amount sensing apparatus which senses whether the ice storage container is full of ice. Here, a heater cover which covers the heater, is connected to the ice tray, and to which the heat of the ice tray is transferred is formed below the heater, and an ice amount sensing apparatus cover which is connected to the heater cover and covers an outside of the ice amount sensing apparatus is formed at one side of the heater cover.



FLOW RATE MEASURING DEVICE AND VARIABLE DISPLACEMENT COMPRESSOR

Thu, 03 Nov 2016 08:00:00 EDT

In a flow rate measuring device for measuring a refrigerant discharge flow rate in a variable displacement compressor, a check valve is used as a throttle for measuring the flow rate to thereby simplify the configuration while an anti-backflow function of the check valve is secured. The device includes a spool 252 receiving, at one pressure receiving surface, a pressure on an upstream side of the check valve and, at an opposite pressure receiving surface, a pressure on a downstream side to slide in a housing 251 such that a differential pressure therebetween balances a biasing force of a compression coil spring 253, and a sensor detecting a position of the spool 252 to measure the flow rate (magnetic force measuring unit 256). The housing 251 includes a position regulation part (regulation surface 251a3) which regulates a position of the spool 252 to close a gap between the hosing 251 and the spool 252 when the differential pressure falls below a predetermined value.



AIR CONDITIONING APPARATUS

Thu, 03 Nov 2016 08:00:00 EDT

The air conditioning apparatus of the present invention includes a refrigeration cycle device formed by connecting an outdoor unit equipped with a compressor with a plurality of indoor units, the indoor unit performs an air conditioning operation by switching between an thermo-on operation for performing a cooling operation or a heating operation and a thermo-off operation for suspending the cooling operation or the heating operation by using information on temperature difference between a suction air temperature and a set temperature, and shifts to a start-stop suppression operation mode for making any indoor unit perform the thermo-on operation in a case where an indoor unit A has met a thermo-off condition for switching from the thermo-on operation to the thermos-off operation and in a case where there is none of the indoor units is in the thermo-on operation other than the indoor unit A.



HVAC BLOWER MOTOR WITH SPEED SENSOR

Thu, 03 Nov 2016 08:00:00 EDT

An HVAC system includes a heating/cooling element; an electric motor; a speed sensor; and a control device. The heating/cooling element includes a heating element, a cooling element, and heat exchangers. The motor has a rotatable shaft coupled with a blower wheel. The speed sensor senses a rotational speed of the motor shaft and the blower wheel and includes a magnet coupled with the motor shaft for rotation therewith; and a coil assembly mounted concentrically over the magnet and operable to generate an alternating signal when the magnet rotates relative to the coil. The alternating signal has an electrical characteristic that is generally proportional to the rotational speed of the shaft. The control device determines a rotational speed of the motor shaft and disables operation of the heating/cooling element when the alternating signal indicates that the rotational speed of the shaft drops below a minimum threshold speed.



REFRIGERATION CYCLE APPARATUS

Thu, 03 Nov 2016 08:00:00 EDT

A refrigeration cycle apparatus using refrigerant including HFO-1123, the refrigeration cycle apparatus including a compressor, a condenser, an expansion valve, and an evaporator connected in a loop, and a cooling unit configured to cool the refrigerant at an inlet of the expansion valve.



AIR CONDITIONER

Thu, 03 Nov 2016 08:00:00 EDT

In an air conditioner, a control section controls at least the indoor expansion valve. The indoor expansion valve has a degree of opening that is controllable. The control section has a condensate formation suppressing control mode and a normal heating control mode. The condensate formation suppressing control mode is performed in a case where a predetermined condensate formation condition is satisfied. The predetermined condensate formation condition relates to generation of condensate formation on the connecting section. The normal heating control mode is performed in cases other than the case where the predetermined condensate formation condition is satisfied. The control section increases the opening degree of the indoor expansion valve when the condensate formation suppressing control mode is performed compared to a case when the normal heating control mode is performed.



HEAT PUMP

Thu, 03 Nov 2016 08:00:00 EDT

A switching device sequentially switches from having an evaporator-condenser generate an adsorbate and an adsorbent adsorb the adsorbate, to having an evaporator-condenser condense the adsorbate and an adsorbent desorb the adsorbate, such that the evaporator-condenser that generates the adsorbate and the adsorbent that adsorbs the adsorbate face each other, and the evaporator-condenser that condenses the adsorbate and the adsorbent that desorbs the adsorbate face each other. Accordingly, one adsorbent repeatedly desorbs and adsorbs in alternation, and another adsorbent repeatedly adsorbs and desorbs in alternation.



Transportation Refrigeration System with Integrated Power Generation and Energy Storage

Thu, 03 Nov 2016 08:00:00 EDT

A thermal energy storage system that enables the discharge of refrigerated air for cooling cargo or passengers in large compartments, such as the trailer of a semi-truck, for a period of time well in excess of several hours. The thermal energy storage system is able to provide refrigeration without operating a conventional VCC unit, the truck engine, or the TRU diesel APU engine during all or a significant portion of the period of the typical range of time that a 53 foot refrigerated the truck is traveling over the road. The thermal energy storage system includes a phase change material reservoir, a cooling system-to-working fluid heat exchanger in fluid communication with the phase change material reservoir, and a phase change material-to-target heat exchanger in fluid communication with the phase change material reservoir. The phase change material reservoir contains a phase change material, a working fluid and a working fluid-to-phase change material heat exchanger.



COMBINED VAPOR ABSORPTION AND MECHANICAL COMPRESSION CYCLE DESIGN

Thu, 03 Nov 2016 08:00:00 EDT

A refrigeration system is provided including a vapor compression cycle (20) having a condenser (22), and expansion valve (24), and evaporator (26) and a compressor (28). A refrigerant is configured to circulate through the vapor compression cycle. The refrigeration system also includes an absorption refrigeration cycle (30) having an absorber (32) and a desorbed (34) arranged in a generally closed loop configuration. An absorption solution is configured to circulate through the absorption refrigeration cycle. The vapor compression cycle and the absorption refrigeration cycle are substantially integrated. The absorber is fluidly coupled to the compressor and is configured to generate a mixture of refrigerant and absorption solution. The desorber is fluidly coupled to the condenser and is configured to separate the refrigerant from the mixture and increase a pressure of the refrigerant vapor.



HEAT PUMP APPARATUS

Thu, 03 Nov 2016 08:00:00 EDT

A heat pump apparatus includes a heat source-side refrigeration cycle sequentially connecting a compressor, a heat source-side heat exchanger, an expansion valve, and a heat source side of a cascade heat exchanger, and configured to circulate refrigerant, and a load-side refrigeration cycle sequentially connecting a heat medium sending unit, a load-side heat exchanger, and a load side of the cascade heat exchanger, and configured to circulate a heat medium. The heat source-side heat exchanger and the cascade heat exchanger each have an equivalent diameter of less than 1 mm, which is calculated by 4×S/L, where S represents a cross-sectional area of a fluid passage and L represents a length of a wetted perimeter.



CONDENSATION AND HUMIDITY SENSORS FOR THERMOELECTRIC DEVICES

Thu, 03 Nov 2016 08:00:00 EDT

According to certain embodiments disclosed in the present application, a climate controlled seating assembly includes a thermal module. The thermal module comprises at least one inlet channel, at least one outlet channel and a thermoelectric device (e.g., Peltier circuit) positioned upstream of the outlet channel. In one embodiment, the seating assembly includes a sensor positioned within an interior of the thermal module and configured to detect the presence of a liquid, such as water, condensation or other fluids, on or near said sensor. In certain arrangements, the sensor is configured to detect the presence of a liquid by measuring an electrical resistance or capacitance across a portion of the sensor. A climate control system can include a separator gasket located within a housing of a fluid module and at least partially between the cold passage and the hot passage. In some embodiments, the separator gasket comprises one or more wicking materials. The separator gasket can be configured to transport liquids from the cold passage to the hot passage.



THERMAL APPLIANCE AND METHOD FOR OPTIMIZING THE HEAT EXCHANGE THEREOF

Thu, 03 Nov 2016 08:00:00 EDT

A thermal appliance having an uneven number of closed primary circuits, each including at least two outlet points connected in series to at least one exchange zone. In each circuit, a primary fluid is circulating in an alternating cycle of period (T) having two displacement phases of a half-period (T/2) having identical flow rates and volumes but in opposite directions. The primary fluid circulation cycle is phase-shifted (by T/2N) between each of the primary circuits. The inlet of the exchange zone is connected unidirectionally to one of the outlet points of each of the primary circuits and the outlet of the exchange zone is connected unidirectionally to the other outlet points of the primary circuits so that the sum of the heat transfer fluid flow rates, entering the exchange zone, is always greater than zero. A method for optimizing the heat exchange of such a thermal appliance.



Adsorption Refrigeration Device, Arrangement and Motor Vehicle

Thu, 03 Nov 2016 08:00:00 EDT

An adsorption refrigeration device includes a first chamber with an adsorber/desorber material and a second chamber with an evaporator/condenser device. The first and second chambers are in fluid connection via a pipeline. The fluid connection between the chambers is blocked in a first functional position and opened in a second functional position via a valve device that is arranged in the pipeline. The valve device has a valve element with a variable diameter. The valve element has two functional positions. In the first functional position, the valve element has a first diameter by which it fills an internal cross section of the pipeline with tight contact with an inner wall of the pipeline. In the second functional position, the valve element has a second diameter that is smaller than the first diameter such that a gap is opened between the inner wall of the pipeline and the valve element.



SYSTEMS AND METHODS FOR CONTROLLING REFRIGERATION CYCLES

Thu, 03 Nov 2016 08:00:00 EDT

Systems and methods are described for controlling the equalization of pressure between absorbing and desorbing reactors. In a first reaction cycle in a desorbing reactor a gaseous reactant is desorbed from a solid sorbent and concurrently in an absorbing reactor the gaseous reactant is absorbed on a solid sorbent. In a second reaction cycle, absorption and desorption are reversed in the reactors and at least a portion of the gaseous reactant desorbed from in the desorbing reactor is transferred to the absorbing reactor in an equalization process under computer control. The computer control may detect the demand on the system and adjust the amount of time for the equalization process to increase the efficiency of the system.



HEAT SOURCE SIDE UNIT AND AIR-CONDITIONING APPARATUS

Thu, 03 Nov 2016 08:00:00 EDT

A heat source side unit connected to load side units by pipes and constituting a refrigerant circuit, includes a compressor that compresses refrigerant and discharges the refrigerant, a heat source side heat exchanger that serves as an evaporator or a radiator, a gas-liquid separator that separates inflow refrigerant into liquid refrigerant and gas refrigerant, a liquid refrigerant outlet from which the liquid refrigerant flows out being connected to a connecting pipe at a refrigerant inflow side in a case where the heat source side heat exchanger serves as the evaporator, a sixth connecting pipe that connects a gas refrigerant outlet of the gas-liquid separator from which the gas refrigerant flows out to a pipe at a refrigerant outflow side in a case where the heat source side heat exchanger serves as the evaporator, and an expansion device that controls passage of refrigerant in the sixth connecting pipe.



INDOOR UNIT OF AIR CONDITIONER

Thu, 03 Nov 2016 08:00:00 EDT

An indoor unit of an air conditioner indicates cooling or heating operation states not obtained from an outdoor unit of the air conditioner. The indoor unit includes an indoor control section having first and second control modes. The second control mode is performed in a case when information ascertained by a second information ascertaining section satisfies a predetermined condition. In the first control mode, the opening degree of the indoor expansion valve is controlled so that the degree of superheat satisfies a predetermined superheat condition. In the second control mode, the opening degree of the indoor expansion valve is controlled such that the opening degree is larger than in the first control mode, or the opening degree of the indoor expansion valve is controlled using a modified first control mode by setting a lower limit opening degree narrowing an adjustable range of the opening degree in the first control mode.



CO2 COOLING SYSTEM AND METHOD FOR OPERATING SAME

Thu, 03 Nov 2016 08:00:00 EDT

A CO2 cooling system includes a compression stage in which CO2 refrigerant is compressed; a cooling stage in which the CO2 refrigerant releases heat; a CO2 liquid receiver in which the CO2 refrigerant is accumulated in liquid and gaseous states; an evaporation stage in which the CO2 refrigerant, having released heat in the cooling stage, absorbs heat. The evaporation stage has first and second evaporation sectors; a first metering device for feeding CO2 refrigerant into the first evaporation sector at a first pressure; and a second metering device for feeding CO2 refrigerant into the second evaporation sector at a second pressure. The first metering device and the second metering device are operated independently from one another. A plurality of CO2 transfer lines connects the compression stage, the cooling stage, the CO2 liquid receiver and the evaporation stage. The CO2 refrigerant is circulable in a closed-loop circuit.



CONTROLLING HEAT EXCHANGE FROM REFRIGERATION SYSTEM TO GEOTHERMAL SYSTEM

Thu, 03 Nov 2016 08:00:00 EDT

An apparatus connected to a refrigeration system and a geothermal system including: a first refrigerant connection connecting a compressor discharge line of a refrigerant circuit of a refrigeration system to a first side of a first heat exchanger, the first side of the first heat exchanger being couplable to the refrigerant and a second side of the first heat exchanger being couplable to ambient air, a second refrigerant connection connecting the first side of the first heat exchanger to a first side of a second heat exchanger, a second side of the second heat exchanger being couplable to a working fluid in a geothermal system, a third refrigerant connection connecting the first side of the second heat exchanger to a liquid return line of the refrigeration circuit, a first refrigerant interconnection that interconnects the first refrigerant connection with the second refrigerant connection, a second refrigerant interconnection that interconnects the second refrigerant connection with the third refrigerant connection, a third refrigerant interconnection that interconnects the first refrigerant connection with the third refrigerant connection, a first valve system for diverting the flow of refrigerant through preselected paths in the connections and interconnections, a second valve system for controlling the amount of working fluid flowing through the second side of the second heat exchanger, a fan for controlling the amount of air flow through the second side of the first heat exchanger, and a control system, connected to the first and second valve systems and the fan, for controlling for valve positions in the first and second valve systems and fan speed.



Apparatus and Methods for Pre-Heating Water with Air Conditioning Unit or Heat Pump

Thu, 03 Nov 2016 08:00:00 EDT

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.



Open Absorption Cycle for Combined Dehumidification, Water Heating, and Evaporative Cooling

Thu, 03 Nov 2016 08:00:00 EDT

An absorption cycle system, which permits water heating, dehumidifying, and/or evaporative cooling, includes a desorber, absorber, heat exchanger, and, optionally, an evaporator, is constructed to heat a process water that is plumbed through the absorber, heat exchanger, and condenser. In the absence or isolation of the evaporator, the system can dehumidify ambient air to the absorber. The water vapor released by evaporative cooling at the evaporator can be provided to the absorber in a controlled manner to simultaneously maintain a desired humidity while cooling the air ambient by the evaporator. The absorption cycle system can be housed within a single unit or can be compartmentalized.



OUTDOOR UNIT OF AIR CONDITIONER AND CONTROL DEVICE FOR THE OUTDOOR UNIT

Thu, 03 Nov 2016 08:00:00 EDT

An outdoor unit of an air conditioner is provided. The outdoor unit may include a compressor for compressing a refrigerant; a condenser for condensing the refrigerant discharged from the compressor; a control device for containing electronic parts to control the outdoor unit; and a cooling unit in contact with a heat generating part of the electronic parts to cool the heat generating part, wherein the cooling unit comprises a first heat radiation member installed to be in contact with the heat generating part; a refrigerant pipe extending through the first heat radiation member and enabling a refrigerant to flow through the refrigerant pipe; and a second heat radiation member coupled with the first heat radiation member for heat transfer and installed to be in contact with air flowing into the control device.



SYSTEMS FOR THERMOELECTRIC COOLING FOR JET AIRCRAFT PROPULSION SYSTEMS

Thu, 03 Nov 2016 08:00:00 EDT

An aircraft jet propulsion system may comprise a thermoelectric cooler array coupled to a portion thereof, wherein the TEC array converts electrical energy to heat energy to create a temperature gradient and cools a turbine case using the temperature difference of the TEC array. The system may include a controller configured to control an input power provided to each TEC of the array of TECs, such that the array of TECs facilitates controlled cooling of the aircraft jet propulsion system in response to the input power provided to each TEC of the array of TECs. The TEC array may be powered by an alternator or by a thermoelectric generator.



HEAT PUMP SYSTEM FOR VEHICLE

Thu, 03 Nov 2016 08:00:00 EDT

The present invention relates to a heat pump system for a vehicle. The heat pump system includes a refrigerant-coolant heat exchanger for exchanging heat between refrigerant circulating through a refrigerant circulation line and coolant circulating through electronic units of the vehicle. The heat pump system can operate the heat pump mode even though outdoor air temperature is zero or lower or frosting is formed on the external heat exchanger because waste heat of the electronic units is retrieved through the refrigerant-coolant heat exchanger, thereby further enhancing heating performance and efficiency.



ATMOSPHERIC WATER GENERATION SYSTEMS AND METHODS

Thu, 03 Nov 2016 08:00:00 EDT

Systems and methods for generating liquid water include multiple atmospheric water generation devices adapted to produce liquid water from atmospheric humidity, used in conjunction with a turbine. The turbine is usable to simultaneously provide power to the devices, while the air intake thereof is used to move air associated with the devices, enabling a generally continuous supply of atmospheric air to be processed while reducing the accumulation of heat associated with the devices.



CONTOURED ICE PACK SYSTEM FOR A FISH BODY

Thu, 03 Nov 2016 08:00:00 EDT

Embodiments of the invention provide rigid (hard-sided) ice packs that include contours configured to cooperate with whole fish, as harvested. The contours allow the fish to have close contact with surfaces of the ice pack while also protecting the fish from being bruised, crushed, deformed, or otherwise damaged during storage or transportation.