Design and preliminary results of a 20-kW transcritical organic Rankine cycle with a screw expander for low-grade waste heat recovery
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- 作者：Jui-Ching Hsieha ; richardjchsieh@gmail.com" class="auth_mail" title="E-mail the corresponding author ; Ben-Ran Fub ; Ta-Wei Wanga ; Yi Chenga ; Yuh-Ren Leea ; Jen-Chieh Changa
- 关键词：Supercritical ; Organic Rankine cycle ; Screw expander ; Low-grade heat
- 刊名：Applied Thermal Engineering
- 出版年：2017
- 出版时间：5 January 2017
- 年：2017
- 卷：110
- 期：Complete
- 页码：1120-1127
- 全文大小：1904 K
文摘
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A 20-kW TRC system using screw expander was studied for low-grade heat recovery.
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The experimentally average output power was 19.7 kW.
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The experimentally maximal system thermal efficiency was 5.7%.
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The isentropic efficiency of screw and pump were 57 and 58%, respectively.