某导弹发射发动机技术研究 摘要以某导弹为背景,论述了开展此项目研究的必要性和紧迫性。采用理论计算、分析与工程试验相结合的研究方法,完成了发射发动机的方案论证与方案选择及优化设计、结构设计、强度计算、装药设计、热防护计算、内弹道计算、发动机结构试验验证、发动机内弹道试验验证等研究工作。提出了发射发动机设计的关键技术及解决措施,进行试验验证。结果表明:研究方法可行,设计合理,基本满足总体技术要求;采用酚醛层压布板结构的挡药板合理可行;发动机喷管两种材料均能满足要求;发动机内弹道性能稳定,满足总体技术要求。关键词:发射发动机结构设计强度计算内弹道试验abstract bytheoretiealealeulationandanalysesinconjunctionwithengineeringexperiments, thepresentpaperdiseussesthenecessityandurgencyofdevelopingthe projeetswithamissileasthebaekground.aseriesofimportantiobshavebeeneompleted, whiehincludetheschemeproo丘selection, andoptimizationoflaunehmotors, struetureandgrain一 loadingdesign,heat一 proofandstrengthealeulation, internalballistieealeulation, experimentaltestsofmotorstruetureandinternal ballisties.thispaperproposesthekeyteehniquesandmeasuresforlaunchmotordesign, andexperimentalvalidationtestswereeo:idueted.theresultsfurtherprove thefeasiblemethodologyandreasonabledesign, whiehmeetthegeneraltechnieal needs.it15alsofoundthatthedesignwithphenolicresinasthegrate15feasibleand bothtwomaterialsformotornozzleseanmeetthedemands.thestableperformance ofmotorballistiessatisfiesgeneraldemands. keywords:launehmotors, structuraldesign, strengthealeulation,internal ballistiesexperiment目录第,与八—早 1.4第一讨宁—早 2.1 2.2 2.3第一,星艺二二早 3.4 3.5乃艺犷1111二亡匕未四早 4.2 4.3 4.4 4.5 4.6第五章 5.2绪论课题背景···········································································……1本研究领域的历史、现状及发展·············································……l开展本课题研究工作的必要性··········································……3本课题的主要研究内容·························································……4发射发动机结构特点及关键技术分析发射发动机技术要求····························································……6发射发动机关键技术分析······················································……7发射发动机结构特点····························································……8发射发动机总体设计发射发动机总体结构形式······················································……9发动机壳体材料的选择·························································……9固体推进剂的选择····························································……10发动机主要设计参量的选择···················································……12发动机热力参量和设计参量的估算··········································……12发射发动机结构设计研究发射发动机装药设计····························································……16整体式燃烧室结构设计······················································……18发射发动机固药结构设计分析················································……21喷管设计········································································……28点火系统设计··································································……31发射发动机热防护设计计算···················································……34发射发动机内弹道计算引言··············································································……41计算条件········································································……41·························································……425.4计算结果及分析·······························································……455.5结果分析及建议···························~··································……48第六章发射发动机试验验证6.1试验项目的确定··························································……”“’·”496.2试验项目及结果·······························································……496.3结果分析····································~··································……57结束语··························································································……59致谢·····························································································……60参考文献····················································································……61 你好,我有相关论文资料(博士硕士论文、期刊论文等)可以对你提供相关帮助,需要的话请加我,7 6 1 3 9 9 4 5 7(扣扣),谢谢。