combustion velocity 中文意思是什麼

combustion velocity 解釋
燃燒速度
  • combustion : n. 1. 燃燒,發火,點火。2. (有機體內營養料的)氧化。3. 騷動。
  • velocity : n. 1. 迅速;快速。2. 速度,速率。3. 周轉率。
  1. A more difficult problem is the quantitative description of the secondary breakup of the initial spray by high velocity combustion gas.

    一個更困難的問題是關于高速燃氣使初始噴霧二次破裂的定量描述。
  2. Quantitative specification of the nonlinear velocity sensitivity cannot be accomplished without detailed and systematic studies of spray combustion.

    在沒有詳細而系統地研究噴霧燃燒的情況下,不可能完成非線性速度敏感性的定量分析。
  3. Phenomenological turbulent flame velocity model for premixed combustion

    預混合燃燒現象學紊流火焰速度模型
  4. Measurements of the velocity fields for turbulent combustion in a swirl combustor

    旋流燃燒室內湍流燃燒速度場的實驗研究
  5. The convective term is solved by ausm + ( a sequel to ausm which means " the advection upstream splitting method " ). the 7 species 8 steps model and 7 species 7 steps model of hydrogen / air is used in the hydrogen reacting flowfield, the 9 species 5 steps model of methane, the 10 species 10 steps model of ethane and the 10 species 13 steps model of kerosene are used in the hydrocarbon reacting flowfield, the results of the distributions of velocity, mach number, pressure, static temperature, total temperature, species mass fraction and the combustion efficiency are gained, and the numerical results of the pressure of hydrogen and methane are compared with those of the experiment

    計算中通量項採用ausm +通量分裂格式,氫反應流場採用氫/空氣的七組元八方程模型和七組元七方程模型,碳氫反應流場採用甲烷的九組元五方程模型、乙烯的十組元十方程模型和煤油的十組元十三方程模型,得出了超燃發動機燃燒室流場的速度、馬赫數、壓力、靜溫、總溫和組元質量分數分佈及燃燒效率等性能參數,其中氫和甲烷的計算壓力分佈與實驗結果進行了比較。
  6. As the cam profile with constant - velocity - constant - acceleration ramp feature and with continuous higher derivative lift feature is widely adopted in the advanced high - speed internal combustion engines, the cam ramp profile is fitted with a reasonable function and the cam - lift profile is fitted with a polynomial function

    考慮到高速內燃機的凸輪大多採用具有等加速-等速特徵的緩沖段和高階導數連續特徵的工作段型式,用等加速-等速函數擬合緩沖段實測升程數據,用整體式高次多項式函數擬合工作段實測升程數據。
  7. By control the adulteration of kmno4 powder in the raw materials, we found the adulteration of kmn04 powder decrease the dosage of easy melted metal mn, and release the hot - trap problem, enhance the diffusion velocity as well as cut down the synthesis temperature and combustion propagation velocity of the system

    320左右體系內sro _ 2分解放出氧氣,並且和空氣中的co _ 2發生反應生成了srco _ 3發生強烈的放熱反應,緩慢的放熱包。 450左右體系內naclo _ 4分解吸熱, shs反應被觸發,反應劇烈,放出大量的熱。
  8. Abstract : in the internal circulating fluidized bed, there exist the moving zone, fluidizing zone and heat transferring zone with different fluidized air velocities. the convection heat transfer coefficient of immersed tube in the heat transferring zone is impacted by the velocity of the moving zone nearby and its data and change trend are obviously different with those of the common bubbling bed. the maximum heat transfer coefficient is evidently higher than that of the bubbling bed. as the bed materials have not been fluidized in the heat transfer zone, the coefficient has increased highly. the curve of that changes gently, feasilble to control the combustion intensity in the fluidizing zone

    文摘:垃圾焚燒系統中,內旋流流化床存在不同布風速度的移動區、流動區和換熱區,處于換熱區的埋管的對流換熱系數受附近流動區氣流參數的影響,其變化趨勢及數值大小與普通鼓泡型流化床之間有明顯不同:最大的對流換熱系數明顯高於鼓泡床;換熱區尚未流化時,對流換熱系數已經大幅提高;整條換熱曲線的變化比較平緩,易於流化床濃相床內換熱。
  9. Determination of the maximum effective burning velocity of dust - air mixtures in constant volume combustion

    等容燃燒條件下粉塵等效燃燒速度的確定
  10. The co - volume, impetus, combustion velocity coefficient and pressure exponent were obtained through these combustion p - t curves

    實驗測得了它們的火藥力、余容、燃速系數、壓力指數等燃燒性能參數。
  11. 3, considering of the combustion reaction controlled by multi - mechanism, calculated results showed combustion wave of the continual combustion also changed to an unstable combustion way, the combustion temperature and wave propagating velocity changed periodically. by changing factors about the reaction mechanism, results showed the periodic oscillation combustion was mainly caused by the effect and feedback between chemical reaction and thermal conduction

    3 、計算結果同時顯示, shs燃燒過程中的不穩定主要來源於燃燒過程的熱反饋造成的化學反應機理變化,在這種存在多機理控制的反應體系中,燃燒過程的溫度會隨時間變化而出現有規律的振蕩。
  12. In order to study the combustion process and the movement of propellant in the barrel, a multi - photo x - ray experiment system was designed. four groups of photos under different ignition systems were obtained, and these photos were manipulated with digital image manipulation technology. the gray degree of the photos was averaged, and the information, such as density, velocity of the projectile and the trace - indicating grains and confliction velocity of the propellant against the projectile under the consideration of the velocity of the projectile, was extracted and analyzed quantitatively

    本文就利用由多幅脈沖x光攝影技術所獲得的四種不同點火條件下的火炮膛內火藥顆粒群運動狀況的陰影照片,進一步利用數字圖像處理的技術及相關演算法,編制軟體對照片進行了處理,統一了照片的灰度,最終在定量上獲得了不同點火條件下的火藥顆粒的密度分佈規律、彈丸和示蹤藥粒的運動速度以及在考慮到彈丸運動的前提下的火藥顆粒與彈丸的撞擊速度。
  13. The test results show that : 1. under giving conditions, two explosives with the same atomic number ratio have similar combustion performances, 2. the pressed charge and the powder charge shows observably different combustion characteristics, 3. within 211. 7 m - 635. 0 m, decreasing the grain size may enhance combustion velocity

    通過對測試結果的分析表明,在特定條件下具有相同原子組成比例的炸藥,其燃燒性能相近;同種炸藥的藥柱和藥粉燃燒性能差異較大;在211 . 7 635 . 0 m范圍內, hmx 、 rdx顆粒越細,燃燒越快。
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