with variable speed

Industry

CPC
F25B2600/0253

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F25Refrigeration F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT-PUMP SYSTEMS F25B2600/00Control issues

Current Industry

F25B2600/0253with variable speed

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method for controlling refrigerating system using non-azeotropic mi...
- Patent number 12,287,133
- Issue date Apr 29, 2025
- LG Electronics Inc.
- Yongjoo Park
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Air conditioner
- Patent number 12,270,564
- Issue date Apr 8, 2025
- CARRIER JAPAN CORPORATION
- Yuji Inada
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
System and method for extending the operating range of a dynamic co...
- Patent number 12,247,773
- Issue date Mar 11, 2025
- Copeland LP
- Michael M. Perevozchikov
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Systems and methods for modeling of chiller efficiency and determin...
- Patent number 12,235,031
- Issue date Feb 25, 2025
- TRANE INTERNATIONAL INC.
- Brian A. Kirkman
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Magnetic bearing compressor protection
- Patent number 12,209,777
- Issue date Jan 28, 2025
- Carrier Corporation
- Vishnu M. Sishtla
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Peak demand response operation of HVAC systems
- Patent number 12,202,316
- Issue date Jan 21, 2025
- Lennox Industries Inc.
- Rakesh Goel
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Systems and methods for determining startup pressure ratio for dyna...
- Patent number 12,196,470
- Issue date Jan 14, 2025
- Copeland LP
- Matthew J. Swallow
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
System and method for heating and cooling
- Patent number 12,188,668
- Issue date Jan 7, 2025
- DAIKIN MANUFACTURING COMPANY, L.P.
- Masahiro Honda
- G05 - CONTROLLING REGULATING
Information Patent Grant
Control method and system for refrigeration, oil return and noise r...
- Patent number 12,173,943
- Issue date Dec 24, 2024
- QINGDAO HAIER AIR-CONDITIONING ELECTRONIC CO., LTD.
- Ming Zhang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Carbon dioxide overlapping type heating system, and control method...
- Patent number 12,173,945
- Issue date Dec 24, 2024
- JIANGSU SUJING GROUP CO., LTD.
- Hao Pan
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Refrigeration cycle apparatus
- Patent number 12,169,090
- Issue date Dec 17, 2024
- Mitsubishi Electric Corporation
- Masahiro Ito
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Multi-feed chiller-heater production module and method of controlli...
- Patent number 12,163,704
- Issue date Dec 10, 2024
- TRANE INTERNATIONAL INC.
- Lee R. Cline
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Refrigerator and method of controlling the same
- Patent number 12,163,710
- Issue date Dec 10, 2024
- Samsung Electronics Co., Ltd.
- Jin Jeong
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Surge prevention in a chiller with centrifugal compressor
- Patent number 12,163,711
- Issue date Dec 10, 2024
- Carrier Corporation
- Vishnu Sishtla
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Refrigeration cycle apparatus
- Patent number 12,158,293
- Issue date Dec 3, 2024
- Mitsubishi Electric Corporation
- Hiroki Ishiyama
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Multi-capacity compressor with variable speed drive and method of use
- Patent number 12,140,345
- Issue date Nov 12, 2024
- Regal Beloit America, Inc.
- Ludovic Andre Chretien
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Heat pump system and controller for controlling operation of the same
- Patent number 12,130,059
- Issue date Oct 29, 2024
- Daikin Industries, Ltd.
- Kevin Cornelis
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for controlling a vapour compression system during gas bypas...
- Patent number 12,097,451
- Issue date Sep 24, 2024
- Danfoss A/S
- Jan Prins
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method for optimizing the energetic consumption of a refrigerating...
- Patent number 12,085,322
- Issue date Sep 10, 2024
- Carel Industries S.p.A.
- Mattia Morandin
- G05 - CONTROLLING REGULATING
Information Patent Grant
Automatic maintenance and flow control of heat exchanger
- Patent number 12,066,232
- Issue date Aug 20, 2024
- S. A. Armstrong Limited
- Zeljko Terzic
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Sensor validation
- Patent number 12,066,229
- Issue date Aug 20, 2024
- Lennox International Inc.
- Rakesh Goel
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigerant system for cooling electronics
- Patent number 12,065,019
- Issue date Aug 20, 2024
- Bergstrom, Inc.
- Terry Zeigler
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Refrigerator appliance with high freezer capacity
- Patent number 12,061,029
- Issue date Aug 13, 2024
- Electrolux Appliances Aktiebolag
- Mario Vargas
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Air conditioning with recovery wheel, dehumidification wheel, cooli...
- Patent number 12,044,421
- Issue date Jul 23, 2024
- SEMCO LLC
- John C. Fischer
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Volume ratio control system for a compressor
- Patent number 12,000,398
- Issue date Jun 4, 2024
- Tyco Fire & Security GMBH
- Paul Nemit
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Volume ratio control system for a compressor
- Patent number 12,000,399
- Issue date Jun 4, 2024
- Tyco Fire & Security GMBH
- Paul Nemit
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Electric control assembly and air conditioner
- Patent number 11,994,328
- Issue date May 28, 2024
- GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD.
- Jianning Yang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Control unit for a refrigerant compressor
- Patent number 11,988,429
- Issue date May 21, 2024
- Bitzer Kuehlmaschinenbau GmbH
- Jens Mannewitz
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Air conditioning unit for an accurate control of supply air tempera...
- Patent number 11,988,430
- Issue date May 21, 2024
- Vertiv Tech Co., Ltd.
- Jie Guo
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
System and method for operational acoustic optimization of a variab...
- Patent number 11,959,681
- Issue date Apr 16, 2024
- NIDEC GLOBAL APPLIANCE BRASIL LTDA.
- Claudio Eduardo Soares
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC BEARING COMPRESSOR PROTECTION
- Publication number 20250102195
- Publication date Mar 27, 2025
- Carrier Corporation
- Vishnu M. Sishtla
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
MULTI-FEED CHILLER-HEATER PRODUCTION MODULE AND METHOD OF CONTROLLI...
- Publication number 20250102202
- Publication date Mar 27, 2025
- TRANE INTERNATIONAL INC.
- Lee R. Cline
- F24 - HEATING RANGES VENTILATING
Information Patent Application
SYSTEMS AND METHODS FOR DETERMINING STARTUP PRESSURE RATIO FOR DYNA...
- Publication number 20250093084
- Publication date Mar 20, 2025
- Copeland LP
- Matthew J. Swallow
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
System and Method for Heating and Cooling
- Publication number 20250067454
- Publication date Feb 27, 2025
- Daikin Manufacturing Company, L.P.
- Masahiro Honda
- F24 - HEATING RANGES VENTILATING
Information Patent Application
METHOD OF OPERATING A MOTOR COUPLED TO A MECHANICAL LOAD
- Publication number 20250052466
- Publication date Feb 13, 2025
- THERMO KING LLC
- Matthias GORSKI
- B60 - VEHICLES IN GENERAL
Information Patent Application
Compressor/Expander Machine
- Publication number 20250044007
- Publication date Feb 6, 2025
- Bitzer Kuehlmaschinenbau GmbH
- Marcus Blumhardt
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
MOTOR DRIVING DEVICE AND REFRIGERATION CYCLE-INCORPORATING DEVICE
- Publication number 20250015740
- Publication date Jan 9, 2025
- Mitsubishi Electric Corporation
- Shoei TSUTSUMI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
COOLING MECHANISM
- Publication number 20250003659
- Publication date Jan 2, 2025
- Disco Corporation
- Hideyuki SUZUKI
- B24 - GRINDING POLISHING
Information Patent Application
TWO-STAGE REFRIGERANT COMPRESSOR AND OPERATION METHOD THEREOF
- Publication number 20240418169
- Publication date Dec 19, 2024
- FU SHENG INDUSTRIAL CO., LTD.
- Wei-Hsu LIN
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Automatic Maintenance and Flow Control of Heat Exchanger
- Publication number 20240361058
- Publication date Oct 31, 2024
- S. A. Armstrong Limited
- Zeljko Terzic
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
REFRIGERATION SYSTEM WITH VARIABLE SPEED COMPRESSOR
- Publication number 20240328694
- Publication date Oct 3, 2024
- Labworks International Inc.
- Glenn Edward McCarthy
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
VOLUME RATIO CONTROL SYSTEM FOR A COMPRESSOR
- Publication number 20240318656
- Publication date Sep 26, 2024
- TYCO FIRE & SECURITY GMBH
- Paul Nemit
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
DUAL-COMPRESSOR VAPOR CYCLE SYSTEM
- Publication number 20240318883
- Publication date Sep 26, 2024
- Honeywell International Inc.
- Sung-Han Jung
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
CRYOGENIC REFRIGERATION SYSTEM AND CRYOGENIC PUMP
- Publication number 20240302088
- Publication date Sep 12, 2024
- Leybold Dresden GmbH
- Michael Hampel
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
REFRIGERATION CYCLE DEVICE, CONTROL METHOD, AND NON-TRANSITORY COMP...
- Publication number 20240263855
- Publication date Aug 8, 2024
- Mitsubishi Electric Corporation
- Koji FUKUI
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
SYSTEM AND METHOD FOR EXTENDING THE OPERATING RANGE OF A DYNAMIC CO...
- Publication number 20240230197
- Publication date Jul 11, 2024
- Copeland LP
- Michael M. Perevozchikov
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
AIR-CONDITIONING APPARATUS
- Publication number 20240230196
- Publication date Jul 11, 2024
- Mitsubishi Electric Corporation
- Komei NAKAJIMA
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
IMPROVED COOLING SYSTEM CONTROL
- Publication number 20240219090
- Publication date Jul 4, 2024
- Electrolux Appliances Aktiebolag
- Richard FURBERG
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
AIR CONDITIONING SYSTEM WITH VAPOR INJECTION COMPRESSOR
- Publication number 20240210085
- Publication date Jun 27, 2024
- WaterFurnace International, Inc.
- Timothy A. Hammond
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
VAPOR COMPRESSION REFRIGERATION CYCLE DEVICE
- Publication number 20240175615
- Publication date May 30, 2024
- Panasonic Intellectual Property Management Co., Ltd.
- Tsuneko IMAGAWA
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
VARIABLE FREQUENCY AIR SOURCE HEAT PUMP COLD WATER UNIT AND PARALLE...
- Publication number 20240159439
- Publication date May 16, 2024
- Guangdong Carrier HVAC Co., LTD.
- Zhenhua Liao
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERATOR AND METHOD FOR CONTROLLING THE SAME
- Publication number 20240125525
- Publication date Apr 18, 2024
- Samsung Electronics Co., Ltd.
- Seulki MIN
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
MULTI-FEED CHILLER-HEATER PRODUCTION MODULE AND METHOD OF CONTROLLI...
- Publication number 20240110732
- Publication date Apr 4, 2024
- TRANE INTERNATIONAL INC.
- Lee R. Cline
- F24 - HEATING RANGES VENTILATING
Information Patent Application
FLUID TEMPERATURE CONTROL SYSTEM
- Publication number 20240060688
- Publication date Feb 22, 2024
- Shinwa Controls Co., Ltd
- Masakatsu YAMAWAKI
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
SYSTEMS AND METHODS FOR HUMIDITY CONTROL IN AN AIR CONDITIONING SYSTEM
- Publication number 20240053077
- Publication date Feb 15, 2024
- RHEEM MANUFACTURING COMPANY
- Derek Brasuell
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERATION PLANT AND OPERATING METHOD THEREOF
- Publication number 20240044564
- Publication date Feb 8, 2024
- CAREL INDUSTRIES S.P.A.
- Alessandro MANIERO
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
ACTIVE HARMONIC COMPENSATOR FOR VARIABLE SPEED CHILLERS
- Publication number 20240022070
- Publication date Jan 18, 2024
- Carrier Corporation
- Luis Arnedo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BUILDING SYSTEM WITH AUTOMATIC CHILLER ANTI-SURGE CONTROL
- Publication number 20230392846
- Publication date Dec 7, 2023
- Johnson Controls Tyco IP Holdings LLP
- Liming Yang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
PEAK DEMAND RESPONSE OPERATION OF HVAC SYSTEMS
- Publication number 20230382184
- Publication date Nov 30, 2023
- Lennox Industries Inc.
- Rakesh Goel
- B60 - VEHICLES IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR MODELING OF CHILLER EFFICIENCY AND DETERMIN...
- Publication number 20230375242
- Publication date Nov 23, 2023
- TRANE INTERNATIONAL INC.
- Brian A. Kirkman
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

with variable speed

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for controlling refrigerating system using non-azeotropic mi...

Air conditioner

System and method for extending the operating range of a dynamic co...

Systems and methods for modeling of chiller efficiency and determin...

Magnetic bearing compressor protection

Peak demand response operation of HVAC systems

Systems and methods for determining startup pressure ratio for dyna...

System and method for heating and cooling

Control method and system for refrigeration, oil return and noise r...

Carbon dioxide overlapping type heating system, and control method...

Refrigeration cycle apparatus

Multi-feed chiller-heater production module and method of controlli...

Refrigerator and method of controlling the same

Surge prevention in a chiller with centrifugal compressor

Refrigeration cycle apparatus

Multi-capacity compressor with variable speed drive and method of use

Heat pump system and controller for controlling operation of the same

Method for controlling a vapour compression system during gas bypas...

Method for optimizing the energetic consumption of a refrigerating...

Automatic maintenance and flow control of heat exchanger

Sensor validation

Refrigerant system for cooling electronics

Refrigerator appliance with high freezer capacity

Air conditioning with recovery wheel, dehumidification wheel, cooli...

Volume ratio control system for a compressor

Volume ratio control system for a compressor

Electric control assembly and air conditioner

Control unit for a refrigerant compressor

Air conditioning unit for an accurate control of supply air tempera...

System and method for operational acoustic optimization of a variab...

Patents Applicationslast 30 patents

MAGNETIC BEARING COMPRESSOR PROTECTION

MULTI-FEED CHILLER-HEATER PRODUCTION MODULE AND METHOD OF CONTROLLI...

SYSTEMS AND METHODS FOR DETERMINING STARTUP PRESSURE RATIO FOR DYNA...

System and Method for Heating and Cooling

METHOD OF OPERATING A MOTOR COUPLED TO A MECHANICAL LOAD

Compressor/Expander Machine

MOTOR DRIVING DEVICE AND REFRIGERATION CYCLE-INCORPORATING DEVICE

COOLING MECHANISM

TWO-STAGE REFRIGERANT COMPRESSOR AND OPERATION METHOD THEREOF

Automatic Maintenance and Flow Control of Heat Exchanger

REFRIGERATION SYSTEM WITH VARIABLE SPEED COMPRESSOR

VOLUME RATIO CONTROL SYSTEM FOR A COMPRESSOR

DUAL-COMPRESSOR VAPOR CYCLE SYSTEM

CRYOGENIC REFRIGERATION SYSTEM AND CRYOGENIC PUMP

REFRIGERATION CYCLE DEVICE, CONTROL METHOD, AND NON-TRANSITORY COMP...

SYSTEM AND METHOD FOR EXTENDING THE OPERATING RANGE OF A DYNAMIC CO...

AIR-CONDITIONING APPARATUS

IMPROVED COOLING SYSTEM CONTROL

AIR CONDITIONING SYSTEM WITH VAPOR INJECTION COMPRESSOR

VAPOR COMPRESSION REFRIGERATION CYCLE DEVICE

VARIABLE FREQUENCY AIR SOURCE HEAT PUMP COLD WATER UNIT AND PARALLE...

REFRIGERATOR AND METHOD FOR CONTROLLING THE SAME

MULTI-FEED CHILLER-HEATER PRODUCTION MODULE AND METHOD OF CONTROLLI...

FLUID TEMPERATURE CONTROL SYSTEM

SYSTEMS AND METHODS FOR HUMIDITY CONTROL IN AN AIR CONDITIONING SYSTEM

REFRIGERATION PLANT AND OPERATING METHOD THEREOF

ACTIVE HARMONIC COMPENSATOR FOR VARIABLE SPEED CHILLERS

BUILDING SYSTEM WITH AUTOMATIC CHILLER ANTI-SURGE CONTROL

PEAK DEMAND RESPONSE OPERATION OF HVAC SYSTEMS

SYSTEMS AND METHODS FOR MODELING OF CHILLER EFFICIENCY AND DETERMIN...