159521 ⎘
Control issues Refrigerant levels
ESTIMATING REFRIGERATION CAPACITY BY MEASURING AIR TEMPERATURE DIFFERENCE AND/OR AIRFLOW
#2REFRIGERANT AMOUNT DETERMINATION SYSTEM
#3Refrigeration System with Efficient Expansion Device Control, Liquid Refrigerant Return, Oil Return, and Evaporator Defrost
#4Systems and Methods for Flash Tank Liquid Level Control
#5HEAT PUMP HAVING A CHARGE MANAGEMENT RECEIVER
#6Refrigeration system with efficient expansion device control, liquid refrigerant return, oil return, and evaporator defrost
#7REGRIGERANT CHARGE CONTROL SYSTEM FOR HEAT PUMP SYSTEMS
#8Mode-based control of a refrigeration climate control system
#9ACTIVE MANAGEMENT OF REFRIGERANT CHARGE BETWEEN CONDENSER LOOPS
#10Refrigeration device and method for determining amount of refrigerant in refrigeration device
#11Refrigeration system with efficient expansion device control, liquid refrigerant return, oil return, and evaporator defrost
#12REFRIGERATION CYCLE APPARATUS
#13AIR CONDITIONER AND CONTROLLING METHOD THEREOF
#14Cooling apparatus and cooling method
#15Refrigerant leak sensor measurement adjustment systems and methods
#16Refrigeration apparatus having input operation modes
#17Refrigerant recovery management system
#18Refrigerant amount management system
#19Systems and methods for multi-stage operation of a compressor
#20Refrigeration cycle apparatus
#21Refrigeration system with efficient expansion device control, liquid refrigerant return, oil return, and evaporator defrost
#22Refrigerant control system and cooling system
#23Cooling machine
#24Refrigeration system and method of refrigeration load control
#25Bypass line for refrigerant
#26Refrigerant charge device and refrigerant charge system having the same
#27Temperature difference sensor for HVAC systems
#28Refrigeration cycle apparatus
#29Method and apparatus for balanced fluid distribution in multi-compressor systems
#30Refrigerant recovery management system
#31A VAPOUR COMPRESSION SYSTEM WITH A SUCTION LINE LIQUID SEPARATOR
#32Refrigerant charge control system for heat pump systems
#33Air-conditioner
#34Dehumidification system for heat pump
#35Method for controlling level of liquid within an evaporator and a system thereof
#36Refrigeration system and the lubrication method thereof
#37Refrigeration system with utilization unit leak detection
#38Channeled condenser ballast
#39Adjustable multi-pass heat exchanger system
#40Method and apparatus for balanced fluid distribution in multi-compressor systems
#41Refrigeration system with superheating, sub-cooling and refrigerant charge level control
#42Refrigeration cycle apparatus and refrigeration cycle apparatus abnormality detecting system
#43Fuel supply system and method for ship engine
#44Accumulator for charge management
#45Condenser evaporator system with a subcooler for refrigeration systems
#46Selectively controllable condenser and evaporator system
#47Refrigerant level management in heat exchangers of an HVAC chiller
#48Method and apparatus for optimizing refrigeration systems
#49Refrigerant charge management in an integrated heat pump
#50Refrigerant level monitor for refrigeration system
#51Refrigeration cycle apparatus
#52Refrigerant management in a HVAC system
#53Adjustable multi-pass heat exchanger system
#54Adjustable multi-pass heat exchanger
#55Method for controlling an expansion device of a vapor compression system during start-up using rates of change of an evaporator inlet and outlet temperature
#56Refrigeration and air-conditioning apparatus, refrigerant leakage detection device, and refrigerant leakage detection method
#57Outdoor unit and air-conditioning apparatus
#58Refrigerant charge assisting device, air-conditioning apparatus, and refrigerant charge assisting program
#59Condenser evaporator system (CES) for decentralized condenser refrigeration
#60Cryopump system, and method of operating the same, and compressor unit
#61Air conditioner and control method thereof
#62COOLING SYSTEM AND COOLING METHOD
#63Air conditioner and method for controlling the same
#64Temperature control system with refrigerant recovery arrangement
#65Condenser evaporator system (CES) for decentralized condenser refrigeration system
#66Refrigeration and air-conditioning apparatus
#67ABSORPTION REFRIGERATOR UNIT WITH TEMPERATURE AND LEVEL MONITORING
#68Refrigerant system and method for controlling the same
#69Method and apparatus for optimizing refrigeration systems
#70AIR CONDITIONER AND CONTROL METHOD THEREOF
#71CONTROL SYSTEM
#72Refrigeration apparatus with a refrigerant collection operation between a plurality of outdoor units
#73Refrigerant charge indication
#74Two-zone fuzzy logic liquid level control
#75Method and apparatus for optimizing refrigeration systems
#76VARIABLE POWER CRYOGENIC REFRIGERATOR
#77Air conditioner and heat source unit with other unit start up control
#78Refrigerant reheat circuit and charge control with target subcooling
#79Neural network based refrigerant charge detection algorithm for vapor compression systems
#80Method and apparatus for optimizing refrigeration systems
#81Apparatus for controlling refrigerant level
#82Two-zone fuzzy logic liquid level control
#83Refrigerant system with controlled refrigerant charge amount
#84Thermal management systems
#85Thermal management systems
#86Cost-effective remote monitoring, diagnostic and system health prediction system and method for vapor compression and heat pump units based on compressor discharge line temperature sampling