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1、承德石油高等专科学校热工系校外定岗毕业论文摘要摘要做为提高气体压力和输送气体的机械，离心压缩机广泛应用于石油、化工、医药、 动力、航空航天等各方面，已成为工业生产中普遍应用的最重要的工业设备。为了掌 握了喘振发生的根本原因，摸索出喘振发生的规律，并因地制宜采取了一系列行之有 效的预防措施，另外对机组实行了特护管理办法，杜绝了压缩机喘振现象的发生，为 机组长周期安全运行提供了可靠的保障，从而大大降低了检维修费用，提高了经济效 益。论述了离心压缩机的机理、影响因素、危害及判断、气压机组发生喘振时的处理 措施，以及如何防范喘振。关键词：关键词：离心压缩机;喘振；影响因素；措施AbstractAbst
2、ractAs the increase of gas pressure and gas transportation machinery, centrifugal compressor is widely used in petroleum, chemical, power, aerospace, and other areas, has become the most important industrial equipment which widely used in industrial production. For controling to breathe heavily basi
3、c reason of flap the occurrence, grope for to breathe heavily regulation of flap the occurrence, and because of ground system proper adopted the valid prevention measure in a series of line, moreover to machine set practice protect a management way especially, eradicated completely compressor to bre
4、athe heavily occurrence of flap the phenomenon, for the machine safe movement of senior clerks period provided a dependable guarantee, thus and consumedly lowered check to maintain expenses, raised an economic performance. Discussed to leave the mechanism, impact factor of heart compressor, endanger
5、 and judge, processing measure for barometric machine set occurrence to breathe heavily flap, and how guard against to breathe heavily to flap.Keywords:Keywords: Centrifugal compressor；Surge；Influence factors；Measures承德石油高等专科学校热工系校外定岗毕业论文2目录目录第 1 章、压缩机.3 1.1 气体压缩机的现状及发展趋势.3 1.2 离心式压缩机的工作原理及化工领域的应用.5
6、 1.3 空气压缩机机的分类及其特点.6 第 2 章、喘振机理.8 2.1 喘振的内在因素.8 2.2 喘振与管网的关系.8 2.3 喘振的产生.9 第 3 章 喘振的危害及判断.10 3.1 喘振的危害.10 3.2 喘振的判断.10 第 4 章、喘振的典型现象及因素.11 4.1 离心式压缩机发生喘振时，典型现象有：.11 4.2 在压缩机的实际运行中，以下因素都会导致喘振发生：.11 第 5 章、典型的喘振事例.12 5.1 由转速变化引起的喘振.12 5.2 气体分子量减小引起喘振.12 5.3 压缩机出口管线节流引起喘振.12 5.4 入口节流（进口压力低）导致压缩机喘振。.12 第 6 章、防止喘振的措施.13 6.1 目前较为广泛采用的防喘振措施有两种：.13 6.2.13 6.3.14 小结.15 谢辞.16 参考文献.17承德石油高等专科学校热工系校外定岗毕业论文3第 1 章、
