Summary
REFRIGERANT MIGRATION DURING START-UP AND SHUT-DOWN CYCLES CAN AFFECT ENERGY LOSSES. TWO RECIPROCATING COMPRESSOR REFRIGERATION SYSTEMS WERE STUDIED: (1) A CONVENTIONAL CYCLE WITH REFRIGERANT MIGRATION THROUGH THE CAPILLARY TUBE AFTER COMPRESSOR SHUT-DOWN ; AND (2) A SYSTEM IN WHICH A MAGNETIC CUT-OFF VALVE WAS CLOSED ON COMPRESSOR SHUT-DOWN. BY PREVENTING THE REFRIGERANT FROM MIGRATING DURING SHUT-DOWN, ENERGY LOSSES DURING START-UP ARE REDUCED, RESULTING IN A 4% DECREASE IN MOTOR POWER INPUT AT THIS TIME. A COMPUTER PROGRAM HAS BEEN DEVELOPED TO CALCULATE ENERGY LOSSES DUE TO REFRIGERANT MIGRATION.
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Pages: 187-190
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Details
- Original title: START-UP AND SHUTDOWN OPERATION IN A RECIPROCATING COMPRESSOR REFRIGERATION SYSTEM WITH CAPILLARY TUBES.
- Record ID : 1991-0149
- Languages: English
- Source: International Journal of Refrigeration - Revue Internationale du Froid - vol. 13 - n. 3
- Publication date: 1990/05
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Indexing
- Themes: Compression systems
- Keywords: Capillary; Calculation; Performance; Refrigerant; Reciprocating compressor; Compressor
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Thermodynamic analysis of reciprocating compres...
- Author(s) : STOUFFS P., TAZEROUT M., WAUTERS P.
- Date : 2001/01
- Languages : English
- Source: International Journal of thermal Sciences - vol. 40 - n. 1
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Trillingen in koelinstallaties met zuigercompre...
- Author(s) : VERMEER H.
- Date : 2003/04
- Languages : Dutch
- Source: Koude & Luchtbehandeling - vol. 96 - n. 4
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OPTIMISATION DES INSTALLATIONS FRIGORIFIQUES A ...
- Author(s) : ARADAU D.
- Date : 1985
- Languages : French
- Source: An. Univ. Galati, Fasc. IV - vol. 3 - n. 8
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Technological options of compression systems.
- Date : 1994/07
- Languages : Portuguese
- Source: Grau Celsius - n. 63
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THE USE OF TWO-STAGE RECIPROCATING COMPRESSORS ...
- Author(s) : COSIJN E. A.
- Date : 1989/05
- Languages : Dutch
- Source: Koude Klim./AIRAH J. - vol. 82 - n. 5
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