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一种分步匹配的换热网络优化方法 被引量:4

A fractional matching optimization method of heat exchanger network
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摘要 针对复杂换热网络全局优化中可操作性、优化效率与优化质量三者间的矛盾问题,基于换热网络优化中的最佳温位匹配的原则,提出了一种复杂换热网络分步优化方法。该方法将复杂的网络集成问题分解为以冷(热)流体数目为基础的多个单一流体匹配优化的子问题,以最优匹配优选的原则进行网络结构的分步生成,最终获得网络的总体结构。结果表明,以优选匹配的换热网络结构优化结果优于焓差匹配、温位匹配的结果,匹配的原则中,优选匹配要作为首选的匹配原则,可以避免前两种匹配原则上的匹配失当,该方法极大地提高了复杂换热网络优化的可操作性,优选匹配顺序使得分步优化能够取得更高的质量。 针对复杂换热网络全局优化中可操作性、优化效率与优化质量三者间的矛盾问题,基于换热网络优化中的最佳温位匹配的原则,提出了一种复杂换热网络分步优化方法。该方法将复杂的网络集成问题分解为以冷(热)流体数目为基础的多个单一流体匹配优化的子问题,以最优匹配优选的原则进行网络结构的分步生成,最终获得网络的总体结构。结果表明,以优选匹配的换热网络结构优化结果优于焓差匹配、温位匹配的结果,匹配的原则中,优选匹配要作为首选的匹配原则,可以避免前两种匹配原则上的匹配失当,该方法极大地提高了复杂换热网络优化的可操作性,优选匹配顺序使得分步优化能够取得更高的质量。
出处 《化工学报》 EI CAS CSCD 北大核心 2012年第S1期172-175,共4页 CIESC Journal
基金 国家自然科学基金项目(51176125) 上海市人才发展基金项目(2009022) 上海市重点学科项目(S30503)~~
关键词 温位匹配 换热网络 分步优化 temperature matching heat exchanger network step optimization
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参考文献10

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同被引文献30

  • 1王利文,陈保东,王利权,王平仪.夹点理论及其在换热网络中的应用[J].辽宁石油化工大学学报,2005,25(2):54-58. 被引量:19
  • 2Akbarniam, Amidpourm Shadarama. A new approach in pinch technology considering piping costs in total cost targeting for heat exchanger network[J]. Chemical Engineering Research and Design, 2009, 87(3A) : 357-365.
  • 3Sorin M, Belard S. The Global Pinch Point in Water Reuse Networks[J]. Process Safety and Environmental Protection, 1999, 77(5) : 305-308.
  • 4Linnhoff B, Hindmarsh E. The Pinch Design Method for Heat Exchanger Networks [J]. Chemical Engineering Sci- ence, 1983, 38:745-763.
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  • 6BjSrk K M, Nordman R. Solving Large-Scale Retrofit Heat Exchanger Network Synthesis Problems With Mathemat- ical Optimization Methods [J]. Chemical Engineering and Processing, 2005, 44(12): 869-876.
  • 7Yee T F, Grossmann I E. Simultaneous Optimization Models for Heat Integration: Heat Exchanger Network Synthesis [J]. Computers and Chemical Engineering, 1990, 14:1165 1184.
  • 8Linnhoff B, Mason D R, Wardle I. Understanding Heat Exchanger Networks [J]. Computers and Chemical Engi- neering, 1979, 3:295-302.
  • 9Ankur, Pariyani. Design of Heat Exchanger Networks Us- ing Randomized Algorithm [J]. Comput Chem Eng, 2006, 30:1046-1053.
  • 10Lewin D R, Wang H, Shalev O. A Generalized Method for HEN Synthesis Using Stochastic Optimization-I. Gen- eral Framework and MER Optimal Synthesis [J]. Comput Chem Eng, 1998, 22(10): 1503-1513.

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