Study on Application of Double-pipe Condenser for Auto-cascade Refrigeration

Auto-cascade refrigeration system is widely used to obtain low temperature environment between -40 ℃ ~ -150 ℃. Double-pipe condenser is commonly regarded for condensing equipment in auto-cascade refrigeration system, its characteristics and structure affects refrigeration equipment system deeply. An...

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Main Authors: Rui Shengjun, Zhang Hua, Wang Hongnian, Li Juanjuan
Format: Article
Language:zho
Published: Journal of Refrigeration Magazines Agency Co., Ltd. 2014-01-01
Series:Zhileng xuebao
Subjects:
Online Access:http://www.zhilengxuebao.com/thesisDetails#10.3969/j.issn.0253-4339.2014.02.013
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author Rui Shengjun
Zhang Hua
Wang Hongnian
Li Juanjuan
author_facet Rui Shengjun
Zhang Hua
Wang Hongnian
Li Juanjuan
author_sort Rui Shengjun
collection DOAJ
description Auto-cascade refrigeration system is widely used to obtain low temperature environment between -40 ℃ ~ -150 ℃. Double-pipe condenser is commonly regarded for condensing equipment in auto-cascade refrigeration system, its characteristics and structure affects refrigeration equipment system deeply. An auto-cascade refrigeration system with double-pipe condenser as the research object, the condensing process characteristics and structure dimension were studied. At the condensing pressure of 2.0 MPa, the condensing load was 1610W when the mass fraction ratio of R600a and R23 was 7:3. The structure size of double-pipe condenser was 4.842m based on the heat transfer coefficient of mixed refrigerant and cooling water. At the end of the paper the suction temperature, exhaust temperature, evaporation temperature in different condensing water flow, and inlet and outlet temperature of cooling water were analyzed.
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spelling doaj.art-cb56e7eae5fe4564a6e2fc8c37bb7b112025-03-04T09:32:34ZzhoJournal of Refrigeration Magazines Agency Co., Ltd.Zhileng xuebao0253-43392014-01-013566516983Study on Application of Double-pipe Condenser for Auto-cascade RefrigerationRui ShengjunZhang HuaWang HongnianLi JuanjuanAuto-cascade refrigeration system is widely used to obtain low temperature environment between -40 ℃ ~ -150 ℃. Double-pipe condenser is commonly regarded for condensing equipment in auto-cascade refrigeration system, its characteristics and structure affects refrigeration equipment system deeply. An auto-cascade refrigeration system with double-pipe condenser as the research object, the condensing process characteristics and structure dimension were studied. At the condensing pressure of 2.0 MPa, the condensing load was 1610W when the mass fraction ratio of R600a and R23 was 7:3. The structure size of double-pipe condenser was 4.842m based on the heat transfer coefficient of mixed refrigerant and cooling water. At the end of the paper the suction temperature, exhaust temperature, evaporation temperature in different condensing water flow, and inlet and outlet temperature of cooling water were analyzed.http://www.zhilengxuebao.com/thesisDetails#10.3969/j.issn.0253-4339.2014.02.013auto-cascade refrigerationmixed refrigerantcondenser designdouble-pipe condenser
spellingShingle Rui Shengjun
Zhang Hua
Wang Hongnian
Li Juanjuan
Study on Application of Double-pipe Condenser for Auto-cascade Refrigeration
Zhileng xuebao
auto-cascade refrigeration
mixed refrigerant
condenser design
double-pipe condenser
title Study on Application of Double-pipe Condenser for Auto-cascade Refrigeration
title_full Study on Application of Double-pipe Condenser for Auto-cascade Refrigeration
title_fullStr Study on Application of Double-pipe Condenser for Auto-cascade Refrigeration
title_full_unstemmed Study on Application of Double-pipe Condenser for Auto-cascade Refrigeration
title_short Study on Application of Double-pipe Condenser for Auto-cascade Refrigeration
title_sort study on application of double pipe condenser for auto cascade refrigeration
topic auto-cascade refrigeration
mixed refrigerant
condenser design
double-pipe condenser
url http://www.zhilengxuebao.com/thesisDetails#10.3969/j.issn.0253-4339.2014.02.013
work_keys_str_mv AT ruishengjun studyonapplicationofdoublepipecondenserforautocascaderefrigeration
AT zhanghua studyonapplicationofdoublepipecondenserforautocascaderefrigeration
AT wanghongnian studyonapplicationofdoublepipecondenserforautocascaderefrigeration
AT lijuanjuan studyonapplicationofdoublepipecondenserforautocascaderefrigeration