2024 04 v.39;No.123 49-64
基于响应面-遗传算法的文丘里蒸汽疏水阀结构优化设计
基金项目(Foundation):
长沙理工大学校企合作研究项目(202430102)
邮箱(Email):
DOI:
中文作者单位:
长沙理工大学能源与动力工程学院;
摘要(Abstract):
为优化文丘里蒸汽疏水阀内件结构,提高其自适应调节性能,以最大疏水范围比为目标,采用Central-Composite响应面设计和遗传算法对文丘里蒸汽疏水阀内件结构进行优化,并对优化前后结构进行分析.结果表明,通过代理模型进行优化设计,大大降低了有限元计算量,提升了优化效率,利用遗传算法得到最佳结构参数为:收缩角为20.8°、喉部长度为4.3 mm、扩散角为4.6°.收缩角、喉部长度和扩散角三个几何参数相互关联,扩散角是影响疏水范围比的最有效参数,其中扩散角对疏水范围比具有负向影响,喉长和收缩角对疏水范围比具有非线性影响,且收缩角对疏水范围比的影响最小.
关键词(KeyWords):
文丘里蒸汽疏水阀;;数值模拟;;响应面优化法;;热力学效应;;遗传算法
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参考文献
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[7]戴睿,张岳,王惠军,等.基于多物理场近似模型的高速永磁电机多目标优化设计[J].电工技术学报,2022,37(21):5414-5423.
[8]刘基盛,计良,李威,等.基于多代理模型的离心叶轮高效优化设计方法[J].中国机械工程,2023,34(8):899-907.
[9]谢冰川,张岳,刘光伟,等.基于小样本迁移代理模型的高速永磁电机应力优化研究[J].中国电机工程学报,2024,44(13):5362-5374.
[10]陈晨铭,郭雪岩,常林森.基于BP神经网络代理模型的翼型优化及领域自适应研究[J].动力工程学报,2022,42(7):657-663.
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[12] MCLINDEN M O,KLEIN S A,LEMMON E W,et al. NIST standard reference database 23:NIST thermodynamic and transport properties of refrigerants and refrigerants mixtures-refprop,version6.0[Z].National Institute of Standard and Technology,1998.
[13]时素果,王国玉.不同流体介质的空化热力学效应[J].船舶力学,2021,25(3):263-272.
[14]王巍,林茵,王晓放,等.高温条件下热力学效应对空化的影响[J].排灌机械工程学报,2014,32(10):835-839.
[15]季斌,罗先武,吴玉林,等.考虑热力学效应的高温水空化模拟[J].清华大学学报(自然科学版),2010,50(2):262-265.
[16] ZHOU X,ZHI X Q,GAO X,et al. Evolution and hazard of liquid nitrogen cavitation in cryogenic shutoff valves[J]. Journal of Zhejiang University-Science A(Applied Physics&Engineering), 2022,23(2):101-118.
[17] NATARAJAN E,PONNAIAH G P. Optimization of process parameters for the decolorization of reactive blue 235 dye by barium alginate immobilized iron nanoparticles synthesized from aluminum industry waste[J]. Environmental Nanotechnology,Monitoring&Management,2017,7:73-88.
基本信息:
DOI:
中图分类号:TK17
引用信息:
[1]卢绪祥,丁海霞,刘瑞等.基于响应面-遗传算法的文丘里蒸汽疏水阀结构优化设计[J].汕头大学学报(自然科学版),2024,39(04):49-64.
基金信息:
长沙理工大学校企合作研究项目(202430102)
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