EXV

AcronymDefinition
EXVElectronic Expansion Valve
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References in periodicals archive ?
Subcooling at the EXV inlet was controlled to ~18[degrees]Fd (10[degrees]Cd).
Performance of Low GWP Refrigerant R-516A in an Air-Cooled Chiller
Review of the failures indicated a small amount of chloride corrosion on the EXV valves which resulted in refrigerant by pass.
Table 1 Elemental Analysis of EXV Debris Element Site #1 Site #1 Weight % Weight % Aluminum 19.7 20.3 Silicon 0.6 0.7 Chloride 25.9 25.8 Calcium <0.1 0.5 Chromium 7.7 7.4 Iron 39.3 37.9 Nickel 2.0 1.6 Copper 2.6 4.2 Zinc 2.2 1.7 Table 2 GC/MS Analysis of Refrigerant Dissolved in Oil Refrigerant Compound Name Qualitative Percent(%) R-23 Trifluoromethane 7 R-22 Chlorodifluoromethane 55 R-40 Chloromethane 20 R-20 Trichloromethane 13
Dangers of counterfeit refrigerants
Stripes seven to nine are formed within the derivatives of row eXV.
Expression of the engrailed gene reveals nine putative segment-anlagen in the embryonic pleon of the freshwater crayfish cherax destructor (Crustacea, Malacostraca, Decapoda)
For an EXV, the throat area A is exactly fixed at the rating value.
A method for modeling adjustable throat-area expansion valves using manufacturers' rating data
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