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Experimental study and numerical simulation on reed valve flow coefficient.
[In Chinese. / En chinois.]
Dynamic performance of self-operated three-way valve used in a hybrid air conditioner.
Hot gas bypass defrost.
Energy efficient chilled water system with dual-temperature modulating valves.
Experimental performance investigation of cooling or heating coil valves and their impact on temperature controls.
Self-learning backlash inverse control of cooling or heating coil valves having backlash hysteresis.
Numerical simulation of a GM-type pulse tube cryocooler system: Part II. Rotary valve and cold head.
IIR document
Benefits investigation of electronic expansion valve in electric vehicle thermal system as compared to thermal expansion valve with shut-off valve.
Radial piston expander as a throttling valve in a heat pump: Focus on the 2-phase expansion.
Simulation analysis of a two-rolling piston expander replacing a throttling valve in a refrigeration and heat pump system.
Vortex tube shape optimization for hot control valves through computational fluid dynamics.
Design method for improving the electromagnetic and temperature performance of the four-way valve.
Comparison of transcritical CO2 refrigeration cycle with expander and throttling valve including/excluding internal heat exchanger: exergy and energy points of view.
Performance assessment of solenoid valves as flow distributors for an active magnetic regenerator.
Numerical analysis of different valve effects on the cooling performance of a two-stage GM type pulse tube cryocooler.
Refrigeration sector monitoring
2 results
France: containment of refrigerating data plants
French Environment and Energy Management Agency (ADEME) recently published a study conducted by Cemafroid and IRSTEA on the containment of refrigerating plants.
Kenyan fish processing facility upgrades from R22 to ammonia
East Africa Sea Foods (EASF), a fish processing facility in Kenya, recently replaced its aging R22 refrigeration system with a two-stage ammonia system.
IIR news
Member news : Danfoss launches thermostatic expansion valve for CO2
Danfoss has recently launched a thermostatic expansion valve for CO2, based on its TE2 valve. It is suitable for small to medium size remote refrigeration systems such as cold rooms and display...
Member news: Mirai Intex releases new high capacity ultra-low temperature refrigeration system
Mirai Intex, corporate member of the IIR, has released a new ultra-low temperature (ULT) system based on air-cycle technology, offering high cooling capacity.
