Virtual entropy generation (VEG) method in experiment reliability control: Implications for heat exchanger measurement
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- 作者：Zhifeng Zhanga ; b ; zfzhang@psu.edu" class="auth_mail" title="E-mail the corresponding author ; Chen Jianga ; Yanfeng Zhanga ; c ; Wenxue Zhouc ; Bofeng Baia ; bfbai@mail.xjtu.edu.cn" class="auth_mail" title="E-mail the corresponding author
- 关键词：Virtual entropy generation (VEG) method ; Heat exchanger ; Experiment reliability ; Critical heat balance error ; Uncertainty control
- 刊名：Applied Thermal Engineering
- 出版年：2017
- 出版时间：5 January 2017
- 年：2017
- 卷：110
- 期：Complete
- 页码：1476-1482
- 全文大小：875 K
文摘
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A new concept, virtual entropy generation (VEG), is defined.
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Virtual entropy generation (VEG) is a measure of error and uncertainty in experiments.
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Two virtual entropy generation (VEG) restrictions are proposed.
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The critical heat balance error for a general imbalanced heat exchanger is derived.
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Calibration models are proposed to minimize the systematic uncertainty for heat exchanger measurement.