某双段乙烯气体往复式压缩机热力计算

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1、新疆大学科学技术学院毕业论文（设计）新疆大学科学技术学院Collegeofscience＆technologyXinjiangUniversity学生毕业论文(设计)题目：某双段乙烯气体往复式压缩机热力计算指导教师:张亚新学生姓名：李洋龙专业：过程装备与控制工程班级：化机07-1班完成日期：2011-5-14新疆大学科学技术学院毕业论文（设计）声明郑重声明，此论文是本人在张老师指导下完成，没有抄袭、剽窃他人成果，否则，由此造成的一切后果由本人负责。本人签名：新疆大学科学技术学院毕业论文（设计）新疆大学科学技术

2、学院学生毕业论文（设计）任务书学生姓名李洋龙学号20072457041专业过程装备与控制工程班级化机07-1论文（设计）题目某双段乙烯气体往复式压缩机热力计算论文（设计）来源教师自拟要求完成的内容1通过学习，掌握往复式压缩机热力计算的基本理论和方法。2查阅资料30篇以上，完成本研究领域3000字以上进展综述。3结合给定的设计参数，完成相应的气体热力学计算。4完成毕业设计论文和英文资料翻译及论文综述。发题日期：2011年1月15日完成日期:2011年5月14日指导教师签名张亚新新疆大学科学技术学院毕业论文（设计

3、）摘要压缩机是用来提高气体压力和输送气体的机械。从能量的观点来看，压缩机是属于将原动机的动力能转变为气体压力能的机器。随着科学技术的发展，压力能的应用日益广泛，使得压缩机在国民经济建设的许多部门中成为必不可少的关键设备之一。本设计以往复式压缩机为研究对象，对一台行程S=300min，转速n=350r/min的压缩机进行热力学计算，并选择合适的电机。关键词：设计计算压缩机ABSTRACTCompressorisusedtoimprovethegaspressureandconveyinggasesmachine

4、ry.Fromenergyviewpoint,compressorbelongstothepowercanchangewillbeprimemoverforgaspressurecanmachines.Withthedevelopmentofscienceandtechnology,theapplicationofpressurecanbemorewidely,makingthecompressorinthedevelopmentofnationaleconomyinmanysectorsofoneofthe

5、keydevicesbecomenecessary.Thisdesigneverdoubleentrycompressorastheresearchobject,foratripS=300min,speedn=350r/minofthermodynamiccalculationofthecompressor,andchoosetherightmotor.新疆大学科学技术学院毕业论文（设计）目录1.绪论·······················································

6、·······················11.1概述··········································································11.2往复式压缩机的特点····························································11.3往复式压缩机常见故障及其原因和措施············································12.往复式压缩机热力学计算··

7、··························································52.1热力计算的原始数据····························································52.2热力计算步骤··································································52.2.1初步确定各级名义压力··································

8、···················62.2.2计算各级排气温度·························································62.2.3求各级气体的可压缩性系数·················································72.2.4确定各级的进、排气系数新疆大学科学技术学院毕业论文（设计）·········