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Refrigeration > Processes

Processes

Processes patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

04/17/14 - 20140102117 - Optimization of evaporator core temperature control using active thermocouple array sensor
A method for generating a temperature map of the vehicle evaporator core is provided using an active thermocouple array sensor. The active thermocouple array sensor is attached to the HVAC enclosure and is positioned to read the temperature at multiple locations across the evaporator core. A controller generates a temperature...

03/27/14 - 20140083117 - Exdributor valve for heat exchanger
An exdributor valve of a heat exchanger includes a distributor formed to define an interior and configured to distribute single phase liquid refrigerant from the interior then change to a two-phase refrigerant to cooling channels of the heat exchanger and a flow modulation device. The flow modulation device is operably...

03/20/14 - 20140075966 - Method for operating an air conditioner for a motor vehicle
The invention relates to a method for operating an air conditioner (1) for treating the air of a passenger compartment of a motor vehicle. The air conditioner (1) exhibits a refrigerant circuit (2) configured for a combined cooling unit and heat-pump mode and for a post-heating mode. In the heat-pump...

03/20/14 - 20140075967 - Climate control systems, and methods relating thereto
A climate control system generally includes a conditioning system for controlling air conditions of a space and a drain fitting coupling a condensate drain line to an air circulation unit of the conditioning system. The drain fitting includes multiple sensors configured to detect a water level in the air circulation...

03/13/14 - 20140069120 - Control apparatus and method for parallel-type chiller, and computer-readable recording medium in which program for parallel-type chiller is stored
A control apparatus for a parallel-type chiller provided with multiple shell-and-tube-type heat exchangers and multiple compressors, the control apparatus having an estimation section which estimates a terminal temperature difference in an upstream-side space on the basis of a terminal temperature difference between a saturation temperature of a second fluid and...

03/13/14 - 20140069121 - Protection and diagnostic module for a refrigeration system
A system is provided and may include a compressor functioning in a refrigeration circuit. An ambient temperature sensor may produce a signal indicative of an ambient temperature. Processing circuitry may calculate an energy efficiency rating of the refrigeration circuit and may generate a relationship of the calculated energy efficiency rating...

03/13/14 - 20140069122 - Apparatus and method for controlling refrigerant temperature in a heat pump or refrigeration apparatus
An apparatus includes: a compressor including a pair of ports in fluid communication with first and second heat exchangers and a reduced temperature refrigerant inlet for receiving reduced temperature refrigerant; and an expansion device coupled between the first and second heat exchangers for reducing a pressure of refrigerant flowing from...

02/27/14 - 20140053577 - Adsorption heat pump system and method of generating cooling power
A heat pump including an evaporator and an adsorber is provided. The adsorber is regenerated by applying heat from a chemical thermal storage reactor, a heat accumulator or an external heat source, at a temperature higher than or equal to a temperature to regenerate the adsorber....

02/13/14 - 20140041399 - Enhanced economy refrigeration control system
A controller for controlling a refrigeration unit, a method, and a refrigeration system are disclosed. In an illustrative embodiment, a controller stores instructions for a first refrigeration setting and a second refrigeration setting, tracks a cumulative average temperature in a refrigeration element, and activates either the first refrigeration setting or...

01/30/14 - 20140026598 - Methods and controllers for providing a surge map for the monitoring and control of chillers
A controller for a chiller includes processing electronics configured to detect a plurality of surge events. The processing electronics create a surge map by calculating and plotting a point for each detected surge event in an at least two dimensional coordinate system. The surge map is displayed through the use...

01/30/14 - 20140026599 - Transport refrigeration system and method for operating
A refrigeration system having a refrigeration unit (22) for providing temperature conditioned air to a temperature controlled space, an engine (26) and an electric generation device (24) driven by the engine, is provided with a battery system (28) for supplying electric power. A method of operating the transport refrigeration includes,...

01/23/14 - 20140020410 - Controlling metering devices
A metering device may automatically control fluid flow through a valve. A control system may alter the automatic control of a metering device. In some implementations, a predetermined event may occur to alter the automatic control of the metering device....

01/23/14 - 20140020411 - Flexible use of an inverter in a refrigeration unit
A control system for a refrigeration unit being powered by a power source and having a compressor, an inverter and an evaporator fan is provided. The control system may include a first switch configured to selectively couple the compressor with one of the power source and the inverter, a second...

01/16/14 - 20140013779 - Refrigerator and control method for the same
A refrigerator includes a plurality of storage compartments, a plurality of cooling units to cool the plurality of storage compartments, a temperature sensing unit to sense temperatures of the plurality of storage compartments, a drive unit to drive the plurality of cooling units, and a controller to control the drive...

01/16/14 - 20140013780 - Condensing unit having fluid injection
A climate control system is provided and may include a compressor, a first heat exchanger in fluid communication with the compressor, a second heat exchanger in fluid communication with the compressor and the first heat exchanger, and a third heat exchanger disposed between the first heat exchanger and the second...

01/09/14 - 20140007597 - Cooling system for high density heat loads
A pumped refrigerant cooling system having multiple pumping units for providing working fluid to a load to enable cooling of a space via the load. The pumped refrigerant cooling system operates the pumping units at less than capacity. When a pumping unit is deactivated, the output of the remaining pumping...

01/02/14 - 20140000290 - Method and apparatus for monitoring a refrigeration-cycle system
A monitoring system for monitoring operation of a refrigerant-cycle system is disclosed. A first temperature sensor measures a first temperature of air at a first location downstream of an evaporator. A second temperature sensor measures a second temperature of air a second location upstream of the evaporator. A processing system...

01/02/14 - 20140000291 - Method and apparatus for monitoring a refrigeration-cycle system
A monitoring system for monitoring operation of a refrigerant-cycle system is disclosed. A condenser unit sensor measures an operating characteristic of a condenser unit, the condenser unit including a condenser and a compressor. An evaporator unit sensor measures an operating characteristic of an evaporator unit, the evaporator unit including an...

01/02/14 - 20140000292 - Method and apparatus for monitoring a refrigeration-cycle system
A monitoring system for monitoring operation of a refrigerant-cycle system is disclosed. A plurality of sensors measure operating characteristics of the refrigerant-cycle system. The refrigerant-cycle system includes a condenser unit and an evaporator unit. The condenser unit includes a condenser and a compressor. The evaporator unit includes an evaporator and...

01/02/14 - 20140000293 - Method and apparatus for monitoring a refrigeration-cycle system
A monitoring system for monitoring operation of a refrigerant-cycle system is disclosed. A differential pressure sensor measures a pressure difference between: (i) air at a first location upstream of an evaporator of the refrigerant-cycle system; and (ii) air at a second location downstream of the evaporator of the refrigerant-cycle system....

01/02/14 - 20140000294 - Method and apparatus for monitoring a refrigeration-cycle system
A monitoring system for monitoring operation of a refrigerant-cycle system is disclosed. An electrical sensor measures an electrical quantity indicative of power consumption of a component of the refrigerant-cycle system. A processing system selectively identifies a condition indicative of an airflow restriction through the refrigerant-cycle system based on the power...

01/02/14 - 20140000295 - Crank case heater control
A control system for a crank case heater for an inverter operated compressor of a cooling system includes a contactor operably connected to the crank case heater and an inverter controller compressor and at least one compressor temperature sensor disposed at the compressor to sense a compressor temperature and an...

12/19/13 - 20130333398 - Cooling device for vehicles and method for controlling and/or regulating a cooling device
A cooling device and to a method for controlling a cooling device for vehicles is provided, the cooling device including a refrigerant compressor, a condenser downstream of the refrigerant compressor in the flow direction of the refrigerant, a first evaporator downstream of the condenser for cooling air to be supplied...

12/05/13 - 20130319017 - User-selectable operating modes for refrigeration appliances
A refrigeration appliance, such as a household refrigerator that can include freezer and fresh food compartments, includes operating components that can be controlled so as to allow a user to select for implementation at the refrigeration appliance modes of operation that can optimize the performance of the refrigeration appliance with...

12/05/13 - 20130319018 - Multi type air conditioner and cooling and heating control method thereof
A cooling and heating control method of a multi type air conditioner in which a target pressure of a compressor is adjusted based on conditions of respective indoor units so as to reduce power consumption is provided. The cooling control method includes determining the indoor unit desired to execute power...

12/05/13 - 20130319019 - Cooling apparatus and method
Cooling apparatus is provided which comprises a mechanical refrigerator and a heat pipe. The mechanical refrigerator has a first cooled stage and a second cooled stage, the second cooled stage being adapted to be coupled thermally with target apparatus to be cooled. The heat pipe has a first part coupled...

11/28/13 - 20130312432 - Water-evacuator for air conditioner
A system and method for removing condensate from an air conditioning unit is disclosed. The system comprises a conduit including an outlet portion that is connected to a chamber of a housing of the unit at a first location. The conduit includes an inlet portion that is connected to the...

11/28/13 - 20130312433 - Magnetic attenuator
An apparatus including a magnetic attenuator substantially surrounding a non-rotatable portion of the apparatus. The magnetic attenuator achieves a reduction of vibration associated with operation of the apparatus during operation of the magnetic attenuator...

11/14/13 - 20130298574 - Air conditioner and method for controlling the same
An air conditioner and a method of controlling the same are provided. The air conditioner and the method analyze a power used pattern according to input power data, compute expected power according to the pattern to dynamically control power, so the power consumption is expected and controlled according to the...

11/14/13 - 20130298575 - Remote monitoring of a transport refrigeration system
Systems and methods for remote monitoring of a transport refrigeration system are provided. In one embodiment, a transport refrigeration system (“TRS”) is provided that includes a transport refrigeration unit (“TRU”) and a generator set (“genset”). The TRU includes a refrigeration circuit and a TRS controller. The genset includes a power...

11/14/13 - 20130298576 - Air conditioner and communication apparatus and method thereof
The air conditioner includes indoor units, at least one outdoor unit connected to the indoor units via a refrigerant pipe to drive the indoor unit using a first signal, a central controller to control operations of the outdoor unit and the indoor units using a second signal, the second signal...

11/07/13 - 20130291568 - System or method for measuring the phase of refrigerant in a cooling system
A system or a method for performing capacitive sensing of humidity/liquid, primarily in conductive or non-conductive liquid/gas mixtures, having a control unit and at least first and second sensor electrodes, the capacity between the first and the second electrodes being measured,. To measure humidity/liquid in a circulating gas/liquid mixture at...

11/07/13 - 20130291569 - Air conditioning system performance monitor
An air-conditioning system performance monitor measures the temperature of air on either side of the evaporator. Then a microcontroller means calculates the temperature drop in the air flowing across the evaporator. If the temperature drop is less than a predetermined threshold temperature, the microcontroller means alerts the house owner via...

10/31/13 - 20130283826 - Control system for a transport refrigeration system
A transport refrigeration system includes an engine, a generator set, and a refrigeration system. An electronic control unit and/or a reefer controller are configured to obtain an engine operation condition value and a transport refrigeration system operation value respectively. A genset controller is configured to determine a fuel efficient engine...

10/17/13 - 20130269370 - Heat pump device, heat pump system, and method for controlling inverter
An object of the present invention is to maintain a heating amount constant when a compressor is heated at the time of shutdown of the compressor, regardless of the influences of production tolerance and environment variations. An inverter control unit causes an inverter to generate a high-frequency AC voltage having...

10/10/13 - 20130263611 - Cooling system control and servicing based on time-based variation of an operational variable
Automated control of a cooling system cooling at least one electronic component is provided. The control includes monitoring over a period of time variation of an operational variable of the cooling system or of the at least one electronic component, and based, at least in part, on variation of the...

10/10/13 - 20130263612 - Refrigeration system
A horizontal suction accumulator generally includes a tank, an inlet tube, and an outlet tube. The tank extends in a horizontal direction and is configured to receive a refrigerant. The refrigerant includes a vapor and a liquid. The tank stores the liquid refrigerant and discharges the vapor refrigerant. The inlet...

10/10/13 - 20130263613 - System and method for using a photovoltaic power source with a secondary coolant refrigeration system
A secondary coolant refrigeration system powered primarily by a photovoltaic source and by an alternating current (AC) source as a backup is disclosed. The secondary coolant refrigeration system has a pump for pumping secondary coolant fluid through a secondary coolant fluid loop. The system includes a variable frequency drive for...

09/26/13 - 20130247594 - Systems and methods for handling discrete sensor information in a transport refrigeration system
Systems and methods for handling discrete sensor information in a transport refrigeration system are provided. In one embodiment, a wireless control system for a transport refrigeration system is provided. The wireless control system includes two or more wireless end nodes and a network coordinator. Each of the wireless end nodes...

09/12/13 - 20130233000 - Personal thermal regulation system
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...

09/05/13 - 20130227969 - Accumulator arrangement with an integrated subcooler
An accumulator arrangement for use in a cooling system suitable for operation with two-phase refrigerant includes a condenser having a refrigerant inlet and a refrigerant outlet. The accumulator arrangement further includes an accumulator for receiving the two-phase refrigerant therein, the accumulator having a refrigerant inlet connected to the refrigerant outlet...

08/22/13 - 20130213059 - Compression of a cryogenic medium
A method for compressing a cryogenic medium, in particular hydrogen, oxygen, nitrogen or argon is described. The cryogenic medium is compressed in two compressor stages from an initial pressure to a final pressure by way of an intermediate pressure, such that the first compressor stage is designed as a cryogenic...

08/22/13 - 20130213060 - Mobile apparatus and method for producing concrete with cooling of bulk material
The invention relates to a mobile apparatus and a method for concrete production, comprising a cooling apparatus for cooling bulk material, in particular aggregates for concrete production. The cooling apparatus (100) comprises a bulk material hopper (110), a wetting apparatus (120) and an air supply apparatus (130). The cooling apparatus...

08/15/13 - 20130205806 - Method and apparatus for improving accuracy of a/c diagnostic tests
An apparatus and method are developed to improve accuracy of diagnostic tests for A/C systems. In particular, a refrigerant recovery unit may have its hoses pre-charged with a refrigerant to a predetermined pressure or amount before performing the diagnostic tests on the A/C system of the vehicle. For example, a...

08/15/13 - 20130205807 - Motor and system controller
A beverage cooler has a low voltage DC supply (311) usable by the controller ancillaries, such as lighting (318), the DC supply also providing the supply voltage to a microprocessor (313) which electronically commutates at least one of the motors (305, 306, 307) associated with beverage cooling to provide a...

08/08/13 - 20130199211 - Refrigerator with temperature control
An insulated icemaking compartment is provided in the fresh food compartment of a bottom mount refrigerator. The icemaking compartment may be integrally formed with the liner of the fresh food compartment, or alternatively, may be modular for installation anywhere in the fresh food compartment. A removable bin assembly with a...

08/08/13 - 20130199212 - Refrigerator with temperature control
An insulated icemaking compartment is provided in the fresh food compartment of a bottom mount refrigerator. The icemaking compartment may be integrally formed with the liner of the fresh food compartment, or alternatively, may be modular for installation anywhere in the fresh food compartment. A removable bin assembly with a...

07/25/13 - 20130186111 - Air conditioner and starting control method thereof
An air conditioner having a plurality of compressors and a starting control method thereof, where the plurality of compressors is simultaneously started if a starting load of the air conditioner is smaller than a reference load, and the plurality of compressors is sequentially started if the starting load of the...

07/25/13 - 20130186112 - Refrigerator unit and/or freezer unit
The present invention relates to a refrigerator unit and/or freezer unit having at least one coolant circuit which has at least one condenser which is connected to at least one damping element which damps vibrations of the condenser and which is arranged between the condenser and at least one part...

07/18/13 - 20130180266 - Heat pump system
Disclosed are embodiments of heat pump systems and methods for operating such systems in the heating mode while a heat pump operating parameter reaches or is equal to a predetermined operating value at which it is not advisable to use conventional heat pump systems for heating an enclosed structure. In...

07/11/13 - 20130174586 - Diagnostic method for a refrigerator and refrigerator using the same
The present disclosure relates to a diagnostic method of a refrigerator using the same, and according to an aspect of the present disclosure, there is provided a diagnostic method of the refrigerator, and the method may include sensing power supplied thereto; determining whether or not a power failure has occurred...