燃燒沖程 的英文怎麼說
中文拼音 [ránshāochōngchéng]
燃燒沖程
英文
combustion stroke-
During its storage, transportation, maintenance and service, the solid rocket motor ( srm ) may encounter many incidents such as being dropped onto the ground while being hoisted up, crashing when vehicle turns over during transportation, being struck heavily in takeoff or landing accident while being carried by airplane, impacting with launch platform or buildings when there is abnormality during launch of multiple - stage rocket. impact of great intensity takes place in such accidents, which will lead to srm ignition or explosion
固體火箭發動機在貯存、運輸、維護及使用過程中可能遇到各種意外機械撞擊激勵，例如:吊裝過程中跌落，運輸過程中因交通事故發生翻覆碰撞，機載固體導彈掛飛時因載機發生起降事故導致高速沖撞，多級火箭發射初期因發射異常與發射架或地面建築物發生碰撞等，固體火箭發動機將受到劇烈機械撞擊載荷作用，導致其著火燃燒甚至爆炸。During the study of solid rocket ramjet ( srr ), ablation of afterburner thermal insulation is a serious problem, which cannot be ignored
固沖發動機補燃室絕熱層的燒蝕問題是目前固沖發動機研製過程中所面臨的一個重要問題。Adopting single pulse neutron exposure 22ne ( a, n ) 2dmg and the updated neutron cross section, making use of the core helium burning model of the single neutron exposure theory, we calculate the s - process nucleosynthesis in massive stars at different mettalicity and compare the results with the solar s - weak component
我們採用單脈沖中子源『 zne （ a ， n ） zsmg ，採用最新發表的中子俘獲截面，用中心氦燃燒模型計算了各金屬豐度情況下15m m叼0m 。的大質量星的s過程核合成，並將所得結果與太陽的s刁分量進行比較。Sulfur dioxide, emitted by the industrial production and domestic burning fuel, and nitrogen oxides, emitted by the car exhausts and burning petrol are absorbed by the rain, forming larger raindrops, and falling on the ground. this is called acid rain. the main fuel in china is coal, which emits mainly sulfur dioxide, so the acid rain in china is sulfuric acid type of acid rain
工業生產民用生活燃燒煤炭排放出來的二氧化硫，燃燒石油以及汽車尾氣排放出來的氮氧化物，經過雲內成雨過程，即水氣凝結在硫酸根硝酸根等凝結核上，發生液相氧化反應，形成硫酸雨滴在下降過程中不斷合併吸附沖刷其它含酸雨滴和含酸氣體，形成較大雨滴，最後降落在地面上，形成了酸雨。Numerical simulation is dominating part of cat, also the core of this paper. in this paper, detailed attention has been paid on the modeling for flow, heat transfer, radiation, nox production and slag - building mechanism in the face - fired boiler and some testify are done on theory by experiments
本文應用數值計算對對沖燃燒鍋爐爐內的流動、傳熱、燃燒過程及氮氧化物（ no _ x ）的生成過程、爐內的結渣過程作了詳細的數值研究，並盡可能結合實爐試驗，對理論進行驗證。With computations and analysis, the comprehension on the mixing and combustion process is increased, and some significative results are listed below : a ) there are three recirculation regions and one vortex region in the combustor, and these recirculation regions affect the combustion process deeply, b ) increasing side - arm angle and moving side - air inlet position toward the fuel inlet can improve mixing and combustion characteristics, and increase the combustion efficiency, c ) when the angle between two air - inlets equals to 180
通過計算與分析，增進了對補燃室內摻混燃燒過程的理解，為固體火箭沖壓發動機補燃室設計提供了一些有意義的結果： 1補燃室內的流動十分復雜，存在三個迴流區和一個旋渦區，迴流區對摻混燃燒過程有重要影響； 2增大空氣入射角度、向前移動進氣道出口位置有利於增強頭部迴流區強度，增強摻混效果，燃燒效率上升； 3Combustion with releasing heat effectively in supersonic flow is one of the most important, as well as the most difficult, technologies in researching and developing supersonic combustion ramjet
超音速流動狀態下的高效燃燒過程是研製超燃沖壓發動機最重要也是難度最大的關鍵技術之一。Global one - dimensional finite volume euler equations coupled with chemical reactions are implicitly solved to simulate the reacting flowfield of the combustor of scramjet fueled by hydrogen or hydrocarbon
本文採用隱式格式強耦合求解有限體積法離散的考慮化學反應的廣義一維euler方程，數值模擬氫或碳氫燃料超燃沖壓發動機燃燒室的化學反應流場。分享友人