ClassID:

159506

F25B2600/02 - CPC Classification

Classification description:

Control issues Compressor control

Sub-classes:
Recent Application in this class:
#1
20260055946
2026-02-26

REFRIGERATOR APPLIANCE SELF-OPTIMIZING CONTROL SCHEME

#2
20260036352
2026-02-05

DEFROST SYSTEMS AND METHODS FOR HEAT PUMP WATER HEATERS

#3
20250290678
2025-09-18

REFRIGERATION CYCLE DEVICE

#4
20250290677
2025-09-18

REFRIGERATION CYCLE DEVICE AND AIR CONDITIONER EQUIPPED WITH THE SAME

#5
20240410636
2024-12-12

Method and a system for preventing a freeze event using refrigerant temperature

#6
20240384908
2024-11-21

REFRIGERATING DEVICE AND ENVIRONMENTAL TESTING APPARATUS

#7
20240240806
2024-07-18

AIR CONDITIONER, CONTROL METHOD, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM

#8
20240191921
2024-06-13

A METHOD FOR CONTROLLING A VAPOUR COMPRESSION SYSTEM WITH A RECEIVER COMPRESSOR

#9
20240102711
2024-03-28

Mode-based control of a refrigeration climate control system

#10
20240053072
2024-02-15

DEFROST SYSTEMS AND METHODS FOR HEAT PUMP WATER HEATERS

#11
20230384018
2023-11-30

COLD STORAGE

#12
20230288113
2023-09-14

REFRIGERATION CYCLE APPARATUS, AIR CONDITIONER INCLUDING REFRIGERATION CYCLE APPARATUS, AND METHOD OF CONTROLLING REFRIGERATION CYCLE APPARATUS

#13
20230111875
2023-04-13

Refrigeration cycle system

#14
20230107874
2023-04-06

Air conditioner

#15
20230088707
2023-03-23

Regulation method and refrigeration plant and respective refrigeration plant including such apparatus

#16
20230079856
2023-03-16

Compressor return gas dryness detection method, apparatus, device, and storage medium

#17
20220316778
2022-10-06

Defrost systems and methods for heat pump water heaters

#18
20220282892
2022-09-08

Multi-parallel carbon dioxide heat pump control method based on target load control

#19
20220235986
2022-07-28

Heating, ventilation, air conditioning, and refrigeration protection system

#20
20220214056
2022-07-07

Air conditioner

#21
20220178604
2022-06-09

Apparatus for providing cooling energy to a target

#22
20220154988
2022-05-19

LIQUID SEPARATOR, COOLING SYSTEM, AND GAS-LIQUID SEPARATION METHOD

#23
20220042727
2022-02-10

HVAC unit with expansion device

#24
20210404721
2021-12-30

Cooling system with compressor bypass

#25
20210302092
2021-09-30

Method for controlling refrigerator to alternately cool two storage compartments

#26
20210270279
2021-09-02

Method and system for compressor operating range extension via active valve control

#27
20210222899
2021-07-22

Method and device for controlling electric heating of air conditioner compressor

#28
20210204448
2021-07-01

Data center cooling system that selectively delays compressor restart of a mechanical cooling system

#29
20210180846
2021-06-17

Cooling system with compressor bypass

#30
20210080164
2021-03-18

Cooling apparatus having multiple evaporators for cooling objects having different amounts of heat generation, exposure apparatus including cooling apparatus, and industrial apparatus including cooling apparatus

#31
20210079915
2021-03-18

ELECTRONIC CAPACITY CONTROL VALVE FOR PORTABLE SCREW COMPRESSOR

#32
20210063057
2021-03-04

Chiller plant with dynamic surge avoidance

#33
20200363112
2020-11-19

AIR CONDITIONER

#34
20200340723
2020-10-29

Refrigeration system

#35
20200309436
2020-10-01

Apparatus for generating refrigeration for cooling target and method of cooling target using the same

#36
20200166256
2020-05-28

Compressor floodback protection system

#37
20200158386
2020-05-21

Cold energy recovery-type variable-capacity air-source heat pump system

#38
20200149778
2020-05-14

Termination block

#39
20200072220
2020-03-05

Controller unit for controlling the speed of a motor driving an oil injected compressor and method of controlling said speed

#40
20190376734
2019-12-12

Method and control system for a refrigeration system and refrigeration appliance including compressor associated with suction line and refrigerated compartment

#41
20190310005
2019-10-10

Method for optimizing pressure equalization in refrigeration equipment

#42
20190301781
2019-10-03

Controlling a compressor of a refrigeration system by predicting when a temperature alarm is triggered

#43
20190225047
2019-07-25

Electrified vehicle refrigerant system

#44
20190212038
2019-07-11

Method of managing compressor start for transport refrigeration system

#45
20190178560
2019-06-13

Refrigerator having a switchable chamber

#46
20190166887
2019-06-06

Beverage cooling and cleaning systems

#47
20190154322
2019-05-23

Refrigeration cycle apparatus capable of performing refrigerant recovery operation and controlling blower

#48
20190137201
2019-05-09

Adjustable multi-pass heat exchanger system

#49
20190136742
2019-05-09

Systems and methods for controlling a variable speed water pump

#50
20190120532
2019-04-25

System and method for controlling a cooling system

#51
20190063822
2019-02-28

Refrigerator

#52
20190030992
2019-01-31

Heat pump system

#53
20180340720
2018-11-29

Refrigerator appliance and method of sabbath operation

#54
20180313589
2018-11-01

System and method for device under test cooling using digital scroll compressor

#55
20180259240
2018-09-13

Vehicle heat management device

#56
20180224175
2018-08-09

Liquid transfer pump cycle

#57
20180213684
2018-07-26

Fail-on cooling system

#58
20180120004
2018-05-03

Ejector and refrigeration cycle apparatus having ejector

#59
20180080695
2018-03-22

Optimizing energy efficiency ratio feedback control for direct expansion air-conditioners and heat pumps

#60
20180066872
2018-03-08

Ejector refrigeration circuit

#61
20180001739
2018-01-04

System and method of controlling compressor, evaporator fan, and condenser fan speeds during a battery mode of a refrigeration system for a container of a vehicle

#62
20170343261
2017-11-30

Screw compressor drive control

#63
20170343239
2017-11-30

AIR CONDITIONING UNIT

#64
20170321941
2017-11-09

Method for controlling a vapour compression system with an ejector

#65
20170241689
2017-08-24

Compressor floodback protection system

#66
20170234561
2017-08-17

Systems and methods for detecting degradation of a component in an air conditioning system

#67
20170167777
2017-06-15

System for operating an HVAC system having tandem compressors

#68
20170159984
2017-06-08

Method for operating a refrigeration unit

#69
20170159982
2017-06-08

Optimizing energy efficiency ratio feedback control for direct expansion air-conditioners and heat pumps

#70
20170074566
2017-03-16

Fault detection and diagnosis for refrigerator from compressor sensor

#71
20170030623
2017-02-02

Multi-stage control for electromechanical heating, ventilation, and air conditioning (HVAC) unit

#72
20160326942
2016-11-10

Systems and methods for controlling a variable speed water pump

#73
20160273818
2016-09-22

Compressor crankcase heating control systems and methods

#74
20160273794
2016-09-22

Air conditioning apparatus

#75
20160265829
2016-09-15

Refrigerator having a controller for executing a load match operation, and a control method thereof

#76
20160265828
2016-09-15

Compressor over-load protection control method and apparatus

#77
20160238300
2016-08-18

Power conversion device and air conditioner

#78
20160123635
2016-05-05

Oil return method for multi-split air conditioning in heating

#79
20160003513
2016-01-07

Synchronous temperature rate control for refrigeration with reduced energy consumption

#80
20150354881
2015-12-10

Motor driving device and air conditioner including the same

#81
20150354880
2015-12-10

MOTOR DRIVING DEVICE AND AIR CONDITIONER INCLUDING THE SAME

#82
20150345849
2015-12-03

System and method for controlling a cooling system

#83
20150330692
2015-11-19

Method for controlling an economizer circuit

#84
20150330691
2015-11-19

System and method for monitoring compressor floodback

#85
20150316305
2015-11-05

CO2 refrigeration system

#86
20150300744
2015-10-22

Adjustable multi-pass heat exchanger system

#87
20150267953
2015-09-24

System for operating an HVAC system having tandem compressors

#88
20150233624
2015-08-20

Cooling system

#89
20150204592
2015-07-23

Air-conditioning apparatus

#90
20150198361
2015-07-16

Method for controlling a compressor of a refrigeration system, and refrigeration system

#91
20150176880
2015-06-25

Refrigeration and air-conditioning apparatus, refrigerant leakage detection device, and refrigerant leakage detection method

#92
20150168043
2015-06-18

System and method for improving efficiency of a refrigerant based system

#93
20150135753
2015-05-21

Air-conditioning apparatus with thermo-off postponement control

#94
20150121923
2015-05-07

Transport refrigeration system having electric fans

#95
20150121921
2015-05-07

"CPTS" constant product temperature scanner

#96
20150082814
2015-03-26

Method for controlling electric compressor of heat pump system for an automotive vehicle

#97
20150075194
2015-03-19

Air-conditioning apparatus

#98
20150068237
2015-03-12

Air conditioner

#99
20150068231
2015-03-12

HVAC system with electronically controlled expansion valve

#100
20150068229
2015-03-12

Refrigerating cycle apparatus and method for operating the same

#101
20150052921
2015-02-26

Screw compressor drive control

#102
20150052911
2015-02-26

Method for transitioning between vehicle climate control system modes

#103
20150047376
2015-02-19

METHOD FOR CONTROLLING REFRIGERATOR

#104
20140318162
2014-10-30

System and method for reducing noise within a refrigeration system

#105
20140303780
2014-10-09

Method for controlling a gas compressor having a magnetic bearing

#106
20140223940
2014-08-14

Air-conditioning apparatus with temperature controlled pump operation

#107
20140116074
2014-05-01

Heat pump and method of controlling heat based on operating frequency of heating load of heating space thereof

#108
20140033746
2014-02-06

System and method for monitoring compressor floodback

#109
20140013782
2014-01-16

System and method for controlling an economizer circuit

#110
20130340457
2013-12-26

Fault detection and diagnosis for refrigerator from compressor sensor

#111
20130305751
2013-11-21

Synchronous temperature rate control for refrigeration with reduced energy consumption

#112
20130276469
2013-10-24

Beverage cooling and cleaning systems

#113
20130219931
2013-08-29

Efficiency heating, ventilating, and air-conditioning through extended run-time control

#114
20130142669
2013-06-06

Systems and methods for controlling a variable speed water pump

#115
20130125573
2013-05-23

Heat source system and control method therefor

#116
20130074526
2013-03-28

Method for transitioning between vehicle climate control system modes

#117
20120312034
2012-12-13

Refrigerating cycle apparatus and method for operating the same

#118
20120285188
2012-11-15

Heat pump system

#119
20120260688
2012-10-18

Heat pump system having controllable flow rate adjustment valves

#120
20120260685
2012-10-18

Heat pump system

#121
20110162396
2011-07-07

CAPACITY BOOSTING DURING PULLDOWN

#122
20110146314
2011-06-23

Refrigerating device

#123
20110107781
2011-05-12

Startup control apparatus of air conditioner

#124
20110094250
2011-04-28

REFRIGERATION INSTALLATION FOR COOLING AT LEAST ONE PIECE OF FURNITURE AND/OR A WALK-IN COOLER, AND FOR HEATING AT LEAST ONE ROOM OF PREMISES, AND AN AIR HEAT EXCHANGER FOR SUCH AN INSTALLATION

#125
20110041533
2011-02-24

Screw compressor drive control

#126
20110011103
2011-01-20

METHOD FOR MANUFACTURING ICE PIECES

#127
20100057263
2010-03-04

Method and apparatus for cooling

#128
20100037642
2010-02-18

COMPRESSOR CAPACITY CONTROL OPERATION MECHANISM AND AIR CONDITIONER PROVIDED WITH SAME

#129
20100010681
2010-01-14

Method and apparatus for optimizing refrigeration systems

#130
20090266092
2009-10-29

Apparatus to sense and control compressor operation in an HVAC system

#131
20090183519
2009-07-23

Cooling system, control device, and control program

#132
20090093914
2009-04-09

Temperature control system and method

#133
20090090117
2009-04-09

System and method for monitoring overheat of a compressor

#134
20090071183
2009-03-19

CAPACITY MODULATED COMPRESSOR

#135
20090049849
2009-02-26

CONTROL METHOD FOR REFRIGERATOR

#136
20090013701
2009-01-15

Refrigerant system with control to address flooded compressor operation

#137
20090000319
2009-01-01

Refrigeration cycle device for vehicle

#138
20080314064
2008-12-25

Air conditioning system with selective regenerative thermal energy feedback control

#139
20080307810
2008-12-18

Operational limit to avoid liquid refrigerant carryover

#140
20080190126
2008-08-14

Capacity Control For Refrigerant System With Multiple Compressors

#141
20080178621
2008-07-31

Refrigerator and operation control method thereof

#142
20080066478
2008-03-20

Compressor and air conditioner

#143
20080022704
2008-01-31

Air conditioner and method of controlling air conditioner

#144
20070256432
2007-11-08

Method and apparatus for optimizing refrigeration systems

#145
20070245753
2007-10-25

Refrigeration system capacity controller and method

#146
20070214811
2007-09-20

Method and device for regulating a coolant circuit of a vehicle air conditioning system

#147
20070151288
2007-07-05

Combination refrigerating appliance and evaporators for same

#148
20070151267
2007-07-05

Variable-capacity air conditioner

#149
20060201175
2006-09-14

Strategic modular refrigeration system with linear compressors

#150
20060196202
2006-09-07

Method and apparatus to sense and control compressor operation in an HVAC system

#151
20060185376
2006-08-24

Freezer device

#152
20060117776
2006-06-08

Multi-type air conditioner and method for controlling the same

#153
20060048528
2006-03-09

Refrigerating system for refrigerator

#154
20060032255
2006-02-16

Apparatus for controlling operation of air conditioner

#155
20050262860
2005-12-01

Method for controlling multiple compressors according to a matrix

#156
20050144962
2005-07-07

Compressor operation following sensor failure

#157
20050061011
2005-03-24

Refrigerating cycle device

#158
20050056033
2005-03-17

Walk-in refrigeration unit control and monitoring system