OALib Journal期刊
改性单基发射药内弹道模型
, PP. 73-78
Keywords: 内弹道 ,改性单基发射药 ,渐增性燃烧 ,浸渍 ,膛压 ,初速
Abstract:
为研究改性单基发射药装药的内弹道特性,基于经典内弹道理论,建立了能够表征改性单基发射药燃烧特征的双气源项内弹道模型,制备了样品并进行了30mm火炮的内弹道试验验证.计算结果与试验结果相符合.通过模型计算,深入讨论了浸渍剂含量及分布、浸渍深度等因素对内弹道性能的影响.当浸渍含量分布函数为右抛物线类型时比左抛物线类型最大膛压降低了3MPa,初速提高了10m/s,实现了在较低最大膛压下更高初速的期望;浸渍深度在计算中出现临界值,当浸渍深度大于外层厚度的0.6倍时,能够得到初速增加而最大膛压不增加的内弹道效果.
References
[1] 梁勇,王琼林,于慧芳,等.增能钝感单基药的燃烧特性[J].含能材料,2007,15(6):597-599.LIANG Yong, WANG Qiong-lin,YU Hui-fang,et al.Combustion properties oftheenergy-increased desensitizedsingle-base propellant [J].Chinese Journal of EnergeticMaterials,2007,15(6):597-599.(inChinese) [2] 熊立斌,应三九,罗付生.高效液相色谱法测定单基球扁药中钝感剂的含量[J].火炸药学报,2001,24(2):54-55.XIONGLi-bin,YING San-jiu,LUO Fu-sheng.Determinationofthedeterrentsinthesingle-baseoblatesphericalpowderbyhigh-performanceliquidchromatography[J].ChineseJournalofExplosives & Propellants,2001,24(2):54- 55.(inChinese) [3] 代淑兰,许厚谦,肖忠良.带制退器的膛口燃烧流场并行数值模拟[J].弹道学报,2009,21(4):84-87.DAIShu-lan,XU Hou-qian,XIAO Zhong-liang.Numericalsimulationof muzzlecombustionflow field with brakebyparallelcomputation[J].JournalofBallistics,2009,21(4):84-87.(inChinese) [4] 马方生,廖昕,王泽山.催化剂对太根发射装药燃烧性能的影响[J].弹道学报,2011,23(1):9-12.MAFang-sheng,LIAOXin,WANGZe-shan.Effectofcatalystoncombustion propertyof TEGDN propellantcharge[J].JournalofBallistics,2011,23(1):9-12.(inChinese) [5] 王琼林,刘少武,潘清,等.小尺寸枪药表面高分子钝感剂浓度分布测试研究[J].火炸药学报,2000,23(3):13-15.WANG Qiong-lin,LIU Shao-wu,PAN Qing,etal.Studyondeterminationofpolymerdeterrentconcentration profileinsmall-sizedgunpropellant[J].ChineseJournalofExplosives&Propellants,2000,23(3):13-15.(inChinese) [6] 张江波,张玉成,蒋树君,等.多层发射药内弹道模型及数值求解[J].火炸药学报,2009,32(3):83-85.ZHANGJiang-bo,ZHANG Yu-cheng,JIANGShu-jun,etal.Theinterior ballistic model and numerical simulation ofmultilayercharge[J].Chinese Journal of Explosives &Propellants,2009,32(3):83-85.(inChinese) [7] 马忠良,李志良,萧忠良,等.药型尺寸对变燃速发射药燃烧渐增性的影响[J].含能材料,2007,15(2):128-130.MAZhong-liang,LiZhi-liang,XIAOZhong-liang,etal.Effectofgrainsizeonprogressivecombustionofthevariableburningratepropellant[J].ChineseJournalofEnergetic Materials,2007,15(2):128-130.(inChinese)
Full-Text
Contact Us
service@oalib.com
QQ:3279437679
WhatsApp +8615387084133
