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     On cold fusion
     核聚变
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     Cold Mountain
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     The identification and construction of the multistream heat exchanger networks
     多流股换热器网络的识别与构造
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     Study on the Identification and Construction of Multi-stream Heat Exchanger Networks
     多流股换热器网络识别与构造的研究
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     Multi-stream Heat Exchanger Network Synthesis Based on the Pseudo-temperature
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  cold stream
This paper focuses on the study of the aerodynamic performance of the cascade within a cold stream thrust reverser.
      
For single phase heat exchangers, the heat exchanger temperature characteristic Th=Th(Tc) is introduced where Th and Tc stands for the stream temperature of the hot and cold stream along the heat exchanging surface.
      
alpina/lupus transplanted from a cold stream (4-6 °C) survived at water temperatures of 10-15 °C for 1 week.
      
Data from phase two of the Little Concord-Shagg and Cold Stream-Coleback Lake transfers showed that the growth characteristics of the transplanted populations returned to those of the parental populations.
      
Ignition of nitroglycerine powder by light radiation in a cold stream of gas
      
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To solve the problem of large system energy integration,which can not be solved by traditional algorithms,a new algorithm named IGA/SA(improved genetic algorithm/simulated algorithm)is Presented in this paper.General genetic algorithm is improved by using OCX and EC factors.Moreover,the improved genetic algorithm is combined with simulated annealing effectively to avoid the common defect of early convergence.IGA/SA was used to solve a 110 stream problem.Good result was achieved to help the total process retrofit....

To solve the problem of large system energy integration,which can not be solved by traditional algorithms,a new algorithm named IGA/SA(improved genetic algorithm/simulated algorithm)is Presented in this paper.General genetic algorithm is improved by using OCX and EC factors.Moreover,the improved genetic algorithm is combined with simulated annealing effectively to avoid the common defect of early convergence.IGA/SA was used to solve a 110 stream problem.Good result was achieved to help the total process retrofit.

为求解一般优化算法难以解决的大规模化工系统全过程用能优化综合问题,根据过程用能一致性原则,将其转换为一个大规模虚拟换热网络的求解问题.本文将改进的遗传算法和模拟退火算法有效地结合,增强了遗传算法的搜索能力,预防了传统遗传算法提前收敛的缺陷.数值计算表明,此算法显著优于求解优化问题的遗传算法和模拟退火算法,可处理热、冷流股数超过100的大规模过程系统的用能优化问题,取得了满意的结果.

 
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