FIELD: conditioning system, particularly ones adapted for vehicle conditioning and provided with centrifugal compressors.
SUBSTANCE: cooling plant comprises closed loop with sealed centrifugal pump with built-in electric motor, as well as condenser with axial fan, thermostatic expansion valve and evaporator. Thermal phial of thermostatic expansion valve is installed at evaporator outlet. Bypass line with throttle is connected in parallel to thermostatic expansion valve. Object to be conditioned is communicated to evaporator through air loop provided with centrifugal fan. Throttle has locking valve and bellows-type pneumatic drive having control cavity communicated with thermal phial of thermostatic expansion valve.
EFFECT: simplified structure and increased operational reliability.
1 dwg
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Authors
Dates
2007-12-20—Published
2005-04-26—Filed