Performance Evaluation of an Air-Conditioning Compressor Part I: Measurement and Design Modeling

In order to comply with legislation to eliminate the use of refrigerants that damage the ozone layer, it is necessary to redesign centrifugal compressors, used by the US Navy for shipboard air-conditioning systems, to use an environmentally acceptable refrigerant. This paper describes an evaluation...

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Main Authors: Thomas W. Bein, Yu-Tai Lee
Format: Article
Language:English
Published: Wiley 1999-01-01
Series:International Journal of Rotating Machinery
Subjects:
Online Access:http://dx.doi.org/10.1155/S1023621X99000202
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author Thomas W. Bein
Yu-Tai Lee
author_facet Thomas W. Bein
Yu-Tai Lee
author_sort Thomas W. Bein
collection DOAJ
description In order to comply with legislation to eliminate the use of refrigerants that damage the ozone layer, it is necessary to redesign centrifugal compressors, used by the US Navy for shipboard air-conditioning systems, to use an environmentally acceptable refrigerant. This paper describes an evaluation of a 125-ton compressor designed to use HCFC-124 as the refrigerant. The objectives are not only conducting the performance evaluation, but also pinpointing the design problems for achieving a high-performance compressor. The design method used to design the 125-ton compressor is first reviewed and some related performance curves are predicted based on a quasi-3D method. In addition to an overall performance measurement, a series of instruments were installed on the compressor to identify where the measured performance differs from the predicted performance. The measurement techniques for providing the diagnostic flow parameters are also described briefly. Part II of this paper provides predictions of flow details in the areas of the compressor where there were differences between the measured and predicted performance.
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issn 1023-621X
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publishDate 1999-01-01
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series International Journal of Rotating Machinery
spelling doaj-art-8e23bc0f07d549c5aea0fc92f3134e952025-02-03T01:28:38ZengWileyInternational Journal of Rotating Machinery1023-621X1999-01-015423124010.1155/S1023621X99000202Performance Evaluation of an Air-Conditioning Compressor Part I: Measurement and Design ModelingThomas W. Bein0Yu-Tai Lee1David Taylor Model Basin, 9500 MacArthur Blvd., West Bethesda, MD 20817-5700, USADavid Taylor Model Basin, 9500 MacArthur Blvd., West Bethesda, MD 20817-5700, USAIn order to comply with legislation to eliminate the use of refrigerants that damage the ozone layer, it is necessary to redesign centrifugal compressors, used by the US Navy for shipboard air-conditioning systems, to use an environmentally acceptable refrigerant. This paper describes an evaluation of a 125-ton compressor designed to use HCFC-124 as the refrigerant. The objectives are not only conducting the performance evaluation, but also pinpointing the design problems for achieving a high-performance compressor. The design method used to design the 125-ton compressor is first reviewed and some related performance curves are predicted based on a quasi-3D method. In addition to an overall performance measurement, a series of instruments were installed on the compressor to identify where the measured performance differs from the predicted performance. The measurement techniques for providing the diagnostic flow parameters are also described briefly. Part II of this paper provides predictions of flow details in the areas of the compressor where there were differences between the measured and predicted performance.http://dx.doi.org/10.1155/S1023621X99000202Air-conditioningCentrifugal compressorVaneless diffuserVoluteCutwaterPerformance.
spellingShingle Thomas W. Bein
Yu-Tai Lee
Performance Evaluation of an Air-Conditioning Compressor Part I: Measurement and Design Modeling
International Journal of Rotating Machinery
Air-conditioning
Centrifugal compressor
Vaneless diffuser
Volute
Cutwater
Performance.
title Performance Evaluation of an Air-Conditioning Compressor Part I: Measurement and Design Modeling
title_full Performance Evaluation of an Air-Conditioning Compressor Part I: Measurement and Design Modeling
title_fullStr Performance Evaluation of an Air-Conditioning Compressor Part I: Measurement and Design Modeling
title_full_unstemmed Performance Evaluation of an Air-Conditioning Compressor Part I: Measurement and Design Modeling
title_short Performance Evaluation of an Air-Conditioning Compressor Part I: Measurement and Design Modeling
title_sort performance evaluation of an air conditioning compressor part i measurement and design modeling
topic Air-conditioning
Centrifugal compressor
Vaneless diffuser
Volute
Cutwater
Performance.
url http://dx.doi.org/10.1155/S1023621X99000202
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