Pressure variations within a solid propellant rocket motor produce like variations in the optical radiance of the exhaust plume. The periodicity of the variation is related to the length L of the rocket motor or speed of sound in the rocket motor combustion chamber to length ratio a/L. The ...
To solve the problem of fault diagnosis for liquid propellant rocket engine ground testing bed,a fault diagnosis approach based on kernel principal component analysis(KPCA) feature extraction and support vector machines(SVM) multi-classification is proposed. 为了解决液体火箭发动机试验台的故障诊断问题,提...
1.To solve the problem of fault diagnosis for liquid propellant rocket engine ground testing bed,a fault diagnosis approach based on kernel principal component analysis(KPCA) feature extraction and support vector machines(SVM) multi-classification is proposed.为了解决液体火箭发动机试验台的故障诊断问题,提...
关键词:固体推进剂火箭发动机;固体推进剂;羽流;特征信号中图分类号:V435+.12文献标识码:AClassificationandassessmentofsolidpropellantrock-etexhaustsignatureMOHong-jun,WANGNing-fei//Xi'anModernChemistryResearchInstitute,Xi'an710065,China.Abstract:Foreignc assificationstandardof ow-signatureso idprope antsandc...
必应词典为您提供solid-propellant-rocket的释义,un. 固体火箭民动机; 网络释义: 固体推进剂火箭;使用固体推进剂的火箭;
However, PU EHSM could be included in this classification, emerging as an alternative in the field of EHSM. 2.1.1 EPDM-based and nitrile-based heat shielding materials Currently, EPDM represents one of the best matrices among elastomers used on solid rocket motor (SRM) liners [17]. Solid ...
–Stony-IronClassification •(95%ofallmeteorites)IgnitionSystem •Largesolidmotorstypicallyuseathree-stageignitionsystem –Initiator:Pyrotechnicelementthatconvertselectricalimpulseintoachemicalreaction(primer)–Boostercharge–Maincharge:Acharge(usuallyasmallsolidmotor)that ignitesthepropellantgrain.Burnsfortenthsofa...
Classification Catalyst Other Names Desulfurization Agent MF Fe2O3 EINECS No. 215-570-8 Application Remove H2S Brand Name Sanju Kaite Model Number NDS-2 Color Brown Shape Extrudate Bulk density,kg/L 0.75~0.95 Particle size,mm Diameter(4.0±0.3)*(5~20) Temperature/℃ -10~60 Pressure/MPa Atmo...
Dynamic Simulation of Insulation Material Ablation Process in Solid Propellant Rocket Motor. A popular application of propellant containing of aluminum powder is as fuel for solid rocket motors (SRMs). The combustion gas contains large amounts of a... YH Xu - 《Journal of Aerospace Engineering》 ...
Pressure variations within a solid propellant rocket motor produce like variations in the optical radiance of the motor exhaust plume. The periodicity of the variation is related to the length L of the rocket motor or speed of sound in the rocket motor combustion chamber to length ratio a/L. ...