Class / Patent application number | Description | Number of patent applications / Date published |
062098000 | Fluid external of refrigeration producing cycle | 29 |
20090266090 | FREEZE-TOLERANT WATERLINE VALVE FOR A REFRIGERATOR - An improved refrigerator is provided with a freeze tolerant valve for the water tank assembly in the refrigerator. The valve includes a body with an internal plastic spool which minimizes the volume of water within the valve, and which provides a space in the valve to accommodate freezing water in the valve. The valve will not crack or fail in the event of a temperature control problem in the refrigerator which results in frozen water within the valve. | 10-29-2009 |
20100077776 | AIR-CONDITIONING METHOD AND AIR-CONDITIONING SYSTEM - An air-conditioning method comprises the steps of performing a refrigerator operation using a refrigerator to which cooling water cooled in a plurality of cooling towers is supplied as a cold heat source, and performing a free cooling operation using at least some of the plurality of cooling towers as a cold heat source, wherein at a time of the free cooling operation, the number of the cooling towers which are operated is controlled. | 04-01-2010 |
20100326097 | METHODS AND SYSTEMS FOR DENSIFYING A LIQUID FUEL USING A LIQUID NITROGEN BATH - A method for densifying liquid methane is described. The method includes passing the liquid methane through a liquid nitrogen bath, self-pressurizing a container associated with the liquid nitrogen bath through boil off of the liquid nitrogen within the container, and regulating pressure within the liquid nitrogen container to maintain a boiling point of the liquid nitrogen above the triple point temperature of the liquid methane passing through the liquid nitrogen bath. | 12-30-2010 |
20110138823 | MICROCHANNEL COIL SPRAY SYSTEM - The present application provides a microchannel coil assembly. The microchannel coil assembly may include a frame, a number of microchannel coils positioned within the frame, and a microchannel coil spray system positioned about the frame and the number of microchannel coils. | 06-16-2011 |
20120255316 | HEAT-TRANSFER FLUIDS HAVING REDUCED FLAMMABILITY - The invention relates to a method for cooling or heating a fluid or a body by means of a vapour compression circuit containing a heat transfer fluid, said circuit being at least partially contained in an enclosure, and the relative humidity of the air in the enclosure being less than or equal to a threshold value H | 10-11-2012 |
20130298581 | PRODUCING HEATING USING WORKING FLUIDS COMPRISING Z-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE - Disclosed herein is a method for producing heating in a high temperature heat pump comprising condensing a vapor working fluid comprising Z-1,1,1,4,4,4-hexafluoro-2-butene, in a condenser, thereby producing a liquid working fluid. Also disclosed herein is a method of raising the maximum feasible condenser operating temperature in a high temperature heat pump apparatus comprising charging the high temperature heat pump with a working fluid comprising Z-1,1,1,4,4,4-hexafluoro-2-butene. Also disclosed herein is a composition comprising: (a) Z-1,1,1,4,4,4-hexafluoro-2-butene; (b) 2-chloropropane; and (c) at least one lubricant suitable for use at a temperature of at least about 150° C.; is wherein the 2-chloropropane is present in an amount effective to form an azeotrope or azeotrope-like combination with the Z-1,1,1,4,4,4-hexafluoro-2-butene. Also disclosed herein is a high temperature heat pump apparatus containing a working fluid comprising Z-1,1,1,4,4,4-hexafluoro-2-butene. | 11-14-2013 |
20140260375 | MODULAR COOLING SYSTEM FOR BEVERAGE DISPENSER AND RELATED METHODS - A cold beverage dispensing system includes a beverage dispenser having an ice maker and at least one nozzle for dispensing a beverage formed by multiple components including water. A method of operating the system involves: mounting at least one condensing unit on a frame; interconnecting the condensing unit with a heat exchanger such that coolant exiting the at least one condensing unit follows a flow path through the heat exchanger and back to the at least one condensing unit; connecting a water supply of the beverage dispenser to feed into the heat exchanger for being cooled; and connecting a cooled water outlet of the heat exchanger to a water supply input of the beverage dispenser such that cooled water from the cooled water outlet is used by the beverage dispenser as a component of the beverage dispensed by the nozzle. | 09-18-2014 |
20150135742 | System For Cooling The Batteries Of An Electric Or Hybrid Vehicle - Disclosed is a liquid cooling circuit for a storage battery with which a motor vehicle of the electric or hybrid type is equipped, comprising a main loop for the circulation of a heat transfer fluid, said main loop being connected to elements for cooling the storage battery, and a first bypass connecting the main loop to an air cooling radiator, and a second bypass connecting the main loop to a heat exchanger intended to be connected to an air conditioning system with which the motor vehicle is equipped, so as to cool the heat transfer fluid by means of the radiator and/or the heat exchanger of the air conditioning system. The main loop is connected to the first bypass by way of a first progressive three-way valve, and the main loop is connected to the second bypass by way of a second progressive three-way valve. | 05-21-2015 |
20150289643 | GALLEY COOLING SYSTEM AND METHOD OF OPERATING A GALLEY COOLING SYSTEM - A galley cooling system suitable for use in an aircraft comprising a cooling unit adapted to provide a cooling fluid. The trolley compartment of the galley cooling system comprises a front side access opening, a back wall arranged opposite to the front side access opening and two sidewalls. A cooling fluid inlet is provided in the region of a first sidewall of the trolley compartment, the cooling fluid inlet being connected to the cooling unit so as to supply cooling fluid provided by the cooling unit to the trolley compartment. A cooling fluid outlet is provided in the region of the first sidewall of the trolley compartment, the cooling fluid outlet being adapted to discharge cooling fluid heated upon circulating through the trolley compartment from the trolley compartment. | 10-15-2015 |
20150290758 | COOLING SYSTEM FOR WORKING FLUID OF MACHINE TOOL AND METHOD FOR USING THEREOF - A cooling system for working fluid of machine tool is assembled with a temperature sensing and controlling device for controlling the operation modes of a cooling host thereof. The cooling host is a commercial available cooling host. The cooling host delivers refrigerants to a heat exchanger via a refrigerant circulation pipeline so at to cool down the working fluid, and the cooling host can be freely replaced by any commercial available cooling host based on the damage condition thereof. Based on this, the cooling system according to the present invention is capable of being assembled to various machine tools and capable of using various commercial available cooling hosts for the operation of the system. | 10-15-2015 |
20150292752 | HEAT PUMP WITH IMPROVED PERFORMANCE DURING COLD OUTDOOR TEMPERATURES - A heat pump system that achieves improved performance in cold weather by slowing the indoor blower motor in response to reduced temperature or pressure of the indoor liquid refrigerant line is described. A pressure transducer or temperature sensor on the indoor refrigerant line sends an electrical signal to a variable speed drive controlling the indoor blower motor, so that the indoor blower motor maintains normal speed during cooling or defrosting mode. The signal input from the pressure transducer or temperature sensor commands the variable frequency drive control to slow the fan motor down or speed it up by modifying the voltage and the frequency to the indoor motor. As a result, the indoor air handler motor slows down or speeds up to maintain the head pressure at optimal performance. | 10-15-2015 |
20150292765 | ENCLOSURE COOLING USING EARLY COMPRESSOR TURN-OFF WITH EXTENDED FAN OPERATION - Systems and methods are described for controlling fan-only cooling. A first phase of a first cooling cycle may be initiated in an enclosure using an air conditioning system having a compressor and a fan that passes air over an evaporator coil. The first phase may include activation of the compressor and activation of the fan. A relative humidity may be measured within the enclosure during the first phase of the first cooling cycle. Subsequent to the first phase and in response to the relative humidity being determined to be below a threshold relative humidity, a second phase of the first cooling cycle may be initiated during which the fan is activated but the compressor is not activated. | 10-15-2015 |
20160033191 | Apparatus and Method for Regulating Air Flow to a Garnish in a Cooler - An apparatus selectively distributes air flow through a cooler to maintain cool air over garnish in the cooler. A cooler cavity includes a lower region where the air is generated, and an upper region where a cooler lid performs the dual purpose job of regulating access to the garnish and controlling a vent for directional air flow throughout the cooler. A container of garnish rests between the upper and lower regions. A vent positions adjacently to the container. A fulcrum extends from the vent. A force, such as the cooler lid, presses down on one end of the vent to tilt the vent between the closed and the open positions. The container and the vent form a barrier between the upper and lower regions from the closed position. The vent guides air flow from the lower to the upper region, and over the garnish from the open position. | 02-04-2016 |
20160089956 | METHOD AND SYSTEM FOR CONTROLLING CONDENSER/RADIATOR AIRFLOW - Methods and systems for controlling condenser/radiator airflow in a TRS are provided. In particular, methods and systems are provided to control a fan speed of condenser fan(s) of a TRS based on a condenser/radiator performance parameter, a traveling speed of a refrigerated transport unit, and/or a compressor discharge pressure a compressor of the TRS. The fan speed of the condenser fan(s) can be increased when necessary to limit a negative impact on TRS performance caused by a static pressure at an outlet of the condenser fan(s) or under high ambient temperature conditions. The fan speed of the condenser fan(s) can be reduced to reduce noise levels generated by the TRS when the static pressure at the outlet of the condenser fan(s) does not negatively impact the performance of the TRS or when the refrigerated transport unit is not located in an area with a high ambient temperature. | 03-31-2016 |
20160178227 | ELECTRONICALLY COMMUTATED FAN MOTORS AND SYSTEMS | 06-23-2016 |
20160178262 | METHOD AND SYSTEM FOR PRE-COOLING | 06-23-2016 |
20160187036 | HEAT RECOVERY APPARATUS - The present application relates to a heat recovery apparatus and a method thereof, according to the heat recovery apparatus and a method thereof according to an embodiment of the present application, steam of 120° C. or more may be generated using only one heat exchanger using waste heat of a low-grade heat source in the state of a sensible heat of 70° C. or more discharged in industrial sites or various chemical processes, for example, such as a manufacturing process of petrochemicals, and the generated steam may also be used in various processes, and thus the use of high temperature steam which is an external heat source to be used in a reactor or a distillation column may be decreased, thereby maximizing energy saving efficiency. | 06-30-2016 |
062099000 | Indirect by using heat transfer fluid external of cycle | 12 |
20100212336 | CONTROL SYSTEM - The present invention provides a control system for controlling the ice volume fraction of a circulating ice-containing medium. The control system comprises a freezer apparatus for generating an ice-containing medium, a pump for circulating the ice-containing medium through a flow circuit comprising an outward line, a main line and a return line, and a bypass line connecting the outward line and return line to form a bypass circuit. In use, the time taken for circulating ice-containing medium to pass through the bypass circuit is less than the time taken for circulating ice-containing medium to pass through the flow circuit. The present invention also provides a method for controlling the ice volume fraction of a circulating ice-containing medium using such a control system. | 08-26-2010 |
20120312035 | AIR CONDITIONING SYSTEM - An air conditioning system ( | 12-13-2012 |
20130233002 | ICE AIR CONDITIONER - A device includes a portable chest, a radiator in the chest, a liquid pump in the chest that moves liquid through the radiator, and a fan for providing an airflow across the radiator. The portable chest stores a quantity of chilled water that is pumped through the radiator by the liquid pump to chill the airflow provided by the fan. | 09-12-2013 |
20130255288 | RACK-AISLE FREEZING SYSTEM FOR PALLETIZED PRODUCT - An installation and method for freezing and cold storage of palletized product. A chiller is provided in the interior of a cold storage warehouse space that maintains the temperature of ambient air within the space below freezing. A plurality of racking structures each define an air flow chamber having air intake openings on opposite sides thereof and an air outlet to enable freezing air to be drawn into the chamber through the intake openings and exhausting into the warehouse space. Pallets on pallet guides are pressed against the intake openings such that freezing air is drawn through the palletized product to thereby quickly freeze the product. The pallet structure and air flow chambers are arranged in spaced-apart rows to enable a forklift to pass down the aisles so as to place and remove the palletized product. | 10-03-2013 |
20140230468 | Glycol Pan Chiller Systems - A glycol pan chiller comprises a cooling area | 08-21-2014 |
20140260376 | SUBCOOLING SYSTEM WITH THERMAL STORAGE - Embodiments of the present disclosure are directed toward systems and method for cooling a refrigerant flow of a refrigerant circuit with a cool water flow from a cool water storage to generate a warm water flow and to cool the refrigerant flow by a subcooling temperature difference, flowing the warm water flow to the cool water storage, and thermally isolating the warm water flow from the cool water flow in the cool water storage. | 09-18-2014 |
20150300702 | INTERMITTENT ABSORPTION REFRIGERATION SYSTEM - The intermittent absorption refrigeration system includes a primary circuit having a generator/absorber, a dephlegmator, a condenser, an evaporator, and solar collectors to provide heat to the generator. The system also includes an ejector-based secondary circuit having a generator/absorber, an ejector, a condenser, a refrigerant storage unit, and solar collectors. Both circuits are aqua-ammonia systems, using ammonia as the refrigerant and water as the absorber liquid. The ejector permits evaporation during the daytime and storage of liquid ammonia refrigerant that is used for cooling in the heat exchanger of the primary circuit condenser and in the primary circuit absorber, thus permitting the primary circuit evaporator to operate at lower temperatures for low temperature freezing applications in the daytime, even at high ambient temperature. | 10-22-2015 |
20150314671 | INTEGRATED CHARGING UNIT FOR PASSIVE REFRIGERATION SYSTEM - A transport refrigeration system (TRS), a refrigerated transport unit, and a method of charging a thermal accumulator in a TRS are disclosed. The TRS includes a thermal accumulator including a phase change material (PCM) configured in a first state, to absorb thermal energy from the interior space of the transport unit during transformation to a second state. A heat exchanger, a portion of which is disposed within the thermal accumulator, is in thermal communication with the PCM. The TRS also includes an expansion device and a transport refrigeration unit (TRU). A heat transfer fluid circuit connects the TRU and the heat exchanger, and is configured to direct a heat transfer fluid from the TRU to the heat exchanger via the expansion device for charging the PCM. | 11-05-2015 |
20160075208 | MODULAR AIR CONDITIONING SYSTEM - A thermal energy storage system of a vehicle is disclosed. The thermal energy storage system includes a refrigerant circuit conveying a refrigerant therethrough. The refrigerant circuit includes an evaporator receives a flow of the refrigerant and a flow of air. The thermal energy storage system also includes a coolant circuit conveying a coolant therethrough. The coolant circuit includes a coolant heat exchanger disposed downstream from the evaporator with respect to a direction of the flow of air through the evaporator and an auxiliary heat exchanger receiving a flow of the coolant. The thermal energy storage system further includes a cold storage device in thermal communication with the coolant circuit and a WCAC in fluid communication with the auxiliary heat exchanger. | 03-17-2016 |
20160187013 | Air Conditioning with Thermal Storage - A method of cooling includes cooling and compressing a first refrigerant into a liquid state then flowing the first refrigerant in the liquid state through a first set of heat transfer tubes that are situated within a thermal storage. The thermal storage is at least partially filled with a material. The first refrigerant extracts heat from the material as the first refrigerant changes state from the liquid into a gas and then returns to the compressor. A second refrigerant flows from a second set of heat transfer tubes also situated within the thermal storage and into an inside air handler where the refrigerant in liquid form extracts heat from air flowing through the inside air handler as the second refrigerant changes into a gaseous state. The gaseous second refrigerant then flows back to the second set of heat transfer tubes where temperatures within the thermal storage condense the refrigerant. | 06-30-2016 |
20160187014 | Air Conditioning with Auxiliary Thermal Storage - A method of cooling includes cooling and compressing a refrigerant into a liquid state using a compressor and outside air handler then flowing the refrigerant in the liquid state through heat transfer tubes that are situated within a thermal storage, the thermal storage at least partially filled with a material, where the refrigerant extracts heat from the material as the refrigerant changes state from the liquid into a gas and the refrigerant in gaseous form returns to the compressor. The refrigerant also flows, in the liquid state, into an inside air handler where the refrigerant in liquid form extracts heat from air flowing through the inside air handler as the refrigerant changes into a gaseous state, which then flows back to the compressor where the compressor and outside air handler condenses the refrigerant back into the liquid state. | 06-30-2016 |
20160195320 | A COOLING DEVICE | 07-07-2016 |