发明人:滕宏辉,周林,张义宁,杨鹏飞
申请日期:2020.12.10
摘要:本发明提供一种针对燃料爆震燃烧的两步反应模型计算方法,包括根据已有基元反应模型计算燃料爆震波关键参数,选取典型关键参数构建燃料爆震燃烧两步诱导‑放热反应模型,采用实验及数值模拟验证所述两步反应模型;通过建模使两步反应模型对应燃料稳定性参数与基元反应模型一致,保证两步反应模型在爆震波稳定性描述方面与复 ...
作者:Xi, Xuechen;Teng, Honghui;Chen, Zheng;Yang, Pengfei (1Department of Mechanics, School of Aerospace Engineering, Beijing Institute of Technology, Beijing; 100081, China;2SKLTCS, CAPT, College of Engineering, Peking University, Beijing; 100871, China)
出处:Physical Review Fluids 2022
关键词:PROPAGATION;PROPULSION;COMBUSTION;DYNAMICS
摘要:Gaseous cellular detonation is unsteady, and its propagation dynamics in a uniform mixture have been widely studied, but there are few works on cellul ...
发明人:滕宏辉,张鹏飞,牛淑贞,杨鹏飞,杜文强,刘帅,刘思远
申请日期:2023.10.17
摘要:本发明公开了斜爆震发动机及其起爆方法,该斜爆震发动机包括整流罩、难燃燃料喷注器、易燃燃料喷注器、进气道、燃烧室和尾喷管;进气道包括第一楔面和第二楔面,难燃燃料喷注器被设置在靠近进气道出口处的上层壁面,燃烧室与进气道相连通,燃烧室的末端设置有尾部楔面,尾部楔面的楔面角度为20°;尾喷管与燃烧室相连通, ...