Thermochemical Properties, Ballistic Parameters and Sensitivity of New RDX-based Propellants

IF 0.7 4区 工程技术 Q4 CHEMISTRY, APPLIED Central European Journal of Energetic Materials Pub Date : 2020-06-25 DOI:10.22211/cejem/122326
M. Hara, W. Trzciński, S. Cudziło, M. Szala, Z. Chyłek, Z. Surma
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引用次数: 1

Abstract

New RDX-based propellants were obtained and investigated. The heat of combustion was determined in a calorimeter and the pressure history was measured in a manometric bomb. Ballistic parameters, such as maximum pressure, propellant force and covolume of gaseous products, as well as the dynamic vivacity, were determined based on the experimental results. The sensitivities to friction and impact were determined for the tested propellants. Calculations of the ballistic characteristics (the heat of combustion, propellant force, covolume and ratio of specific heats of the combustion products, and ballistic energy) were performed. The theoretical parameters were compared with the experimental data and quite good agreement was found between them. The largest differences occurred in the cases of propellant force and covolume. This disagreement is explained. An analysis of the test results and a comparison of the parameters of the RDX-based propellants and the JA2 propellant allowed the possibility of using the tested propellants in ammunition to be assessed.
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新型RDX基推进剂的热化学性质、弹道参数和灵敏度
获得并研究了新型RDX基推进剂。燃烧热在量热计中测定,压力历史在测压弹中测量。根据实验结果确定了弹道参数,如最大压力、推进剂力、气体产物体积以及动态寿命。测定了试验推进剂对摩擦和冲击的敏感性。对弹道特性(燃烧热、推进剂力、燃烧产物的体积和比热比以及弹道能量)进行了计算。将理论参数与实验数据进行了比较,发现它们之间有很好的一致性。最大的差异出现在推进剂力和体积的情况下。这一分歧已得到解释。通过对测试结果的分析以及对RDX基推进剂和JA2推进剂参数的比较,可以评估在弹药中使用测试推进剂的可能性。
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来源期刊
Central European Journal of Energetic Materials
Central European Journal of Energetic Materials CHEMISTRY, APPLIED-ENGINEERING, CHEMICAL
CiteScore
1.80
自引率
25.00%
发文量
0
审稿时长
>12 weeks
期刊介绍: CEJEM – the newest in Europe scientific journal on energetic materials It provides a forum for scientists interested in the exchange of practical and theoretical knowledge concerning energetic materials: propellants, explosives and pyrotechnics. The journal focuses in particular on the latest results of research on various problems of energetic materials. Topics: ignition, combustion and detonation phenomenon; formulation, synthesis and processing; analysis and thermal decomposition; toxicological, environmental and safety aspects of energetic materials production, application, utilization and demilitarization; molecular orbital calculations; detonation properties and ballistics; biotechnology and hazards testing CEJEM presents original research and interesting reviews. Contributions are from experts in chemistry, physics and engineering from leading research centers in Europe, America and Asia. All submissions are independently refereed by Editorial Board members and by external referees chosen on international basis.
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