IIR document
Modelling the bleed port of a thermostatic expansion valve.
Author(s) : NDIAYE D., BERNIER M.
Type of article: Article, IJR article
Summary
This article presents a model to predict refrigerant flow rate through the bleed port of a thermostatic expansion valve using a separated flow model. Four types of inlet/outlet conditions: liquid/liquid; liquid/two-phase; two-phase/two-phase; and vapour/vapour are studied. Refrigerant flow rate predictions of the model are compared to measured data. The results of this comparison show that the model is within plus or minus 20% for 95% of the experimental data corresponding to either an inlet fluid in a subcooled or a two-phase state. When the inlet fluid is in a vapour state, the model is able to predict 96% of the experimental data within plus or minus 16%.
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Pages: 826-836
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Details
- Original title: Modelling the bleed port of a thermostatic expansion valve.
- Record ID : 2009-1538
- Languages: English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 32 - n. 5
- Publication date: 2009/08
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