著火速率 的英文怎麼說
中文拼音 [zhāohuǒsùlǜ]
著火速率
英文
ignition rate-
In this paper, firstly the macro parameter of the series connection app was comprehensively analyzed, among which the trajectory location of the bullet emission and the terminal velocity of the bullet were mainly analyzed, and the feasibility of the series connection app to cope with explosive reactive armor was demonstrated. and then the macro design about the head of the series connection app was made, among which a particular analyse about the bullet " s launching process was made, from which we concluded the relation between the thickness of the airproof loop and the velocity of the bullet detached from the carrier and the relation between the length of the bullet and the velocity of the bullet detached from the carrier and the relation between the length of the bullet and the burning rate of the powder and the relation between the length of the bullet and the maximum pressure of the emission hole and the relation between the length of the bullet and the emitting time of the bullet, and the reasonable str ucture of the head of the carrier and bullet were designed, then the intensity of the head of the carrier was checked out using of the software of ansys
本文首先對子母式穿甲彈總體參量作了全面的計算分析,其中主要分析了子彈射出的彈道位置和必要的子彈著靶速度,論證了子母式穿甲彈對付爆炸式反應裝甲的可行性,然後對子母式穿甲彈彈頭部進行了總體設計,其中主要對子彈的發射過程進行了詳細的分析,得出了母彈彈頭部發射孔內閉鎖環厚度與子彈飛離母彈速度的關系、子彈長度與子彈飛離母彈速度的關系、子彈長度與火藥燃燒率的關系、子彈長度與母彈彈頭部發射孔內最大壓力的關系以及子彈的長度與子彈發射所需時間的關系,設計出了合理的母彈彈頭部結構和子彈的結構,並利用ansys有限元分析軟體對母彈彈頭部的強度進行了校核。The results indicated that, the fabrication process of ultra - fine grain material is mainly determined by the stress, rotate speed and the flux of cooling water. the grain refining and the hardening effect are mostly affected by the rotate speed and the flux of cooling water. compared with commercial ly12, the invalidate strength and the prolongation rate of the ultra - fine grain material are properly improved in the measurement of compression property ; and the abrupt change of the dilatability of the ultra - fine grain material at 500c is found ; also the phenomena of which the grain size of these microstructures is stable when annealed under 300c is observed
研究表明,採用本文提出的摩擦壓扭強變形區轉移法可以得到棒狀的超細晶材料,軸向壓力、扭轉速度和溫度是採用該方法制備超細晶材料的主控參數;試件的旋轉轉速和冷卻速度對變形區晶粒細化和硬化效果影響顯著;超細晶ly12的壓縮性能與淬火+自然時效狀態的ly12壓縮性能相比,斷裂強度和延伸率均有一定程度的增強;超細晶ly12的熱膨脹系數在550左右發生明顯的變化。It ' s the first time to explore the combustion characteristics of lpg / diesel mixing fuel engine, and find that, with the change of load and rotation, the changing trend of the ignition delay period of e10 mixing fuel is almost as identical as that of the diesel, but that of e30 mixing fuel is very different. comparing with diesel, the combustion of e10 is improved slightly, but that of e30 greatly changes ; the maximum eruptive pressure decreases ; the maximum pressure increase rate decreases ; the highest releasing heat rate increases ; the highest combustion temperature falls ; the ignition delay period extends
結果表明: e10混合燃料與柴油的著火滯燃期隨負荷和轉速的變化趨勢基本一致; e30混合燃料與柴油則有所不同; eio混合燃料發動機的燃燒與純柴油相比,略有改善; e30混合燃料的燃燒特性發生明顯的變化,最高爆發壓力下降,最大壓力升高率減小,最大燃燒放熱率增大,最高燃燒溫度下降,滯燃期延長。The ignition temperatures and the maximum weight loss rates have been registered. according to the experiment results and arrhenius law, hf indicating the comprehensive combustion characteristic has been put forward
對採集的煤焦樣進行了熱重實驗研究,測量了樣品的著火溫度、最大失重速率及最大失重速率對應溫度。This paper researched rules of ignition and combustion stability under pressurized environment, discussed how to calculate ignition temperature, and also studied the effects of many factors, such as categories of semi - coke, total pressure, oxygen concentration, particle size, heating rate, on ignition character
研究了加壓條件下半焦的著火規律和燃燒穩定性。討論了著火溫度的確定方法,對加壓下影響半焦著火特性的各種因素,如半焦種類、總壓、氧濃度、粒徑、加熱速率等進行了試驗研究。The research showed that for anthracite, lean coal and bituminous, the reaction rate became larger and the ignition activation energy became smaller
結果表明:從無煙煤、貧煤、煙煤,其反應速率越來越大,著火活化能越來越低。It can be seen that fire growth and heat release rate curve can be obtained through the calculation of fire load and the estimation of fire spread, which can provide the input for the latter work and enhance the efficiency of fire protection analysis observably
可以看出,根據火災荷載的計算和火災蔓延可能性的討論,得到火災發展的變化情況和熱釋放速率曲線,能夠為之後的工作做好前期準備,同時顯著提高這項工作的效率。Both hydrogen plasma and sinx thin film can effectively enhance the short circuit current density of mono and poly silicon solar cells, which cause the improvement of the absolute transfer efficiency about 0. 5 % ~ 2. 9 %. depositing sinx thin film followed by hydrogen plasma treatment will result in better passivation effect. the thickness of sinx thin film will decrease and the refractive index will increase after annealing
經過薄膜後退火處理發現,氮化硅薄膜經熱處理后厚度降低,折射率升高,但溫度達到1000oc時折射率急劇降低;沉積氨化硅薄膜后400oc退火可以促進氫擴散,提高鈍化效果;超過400oc后氫開始逸失,晶體硅材料中的少子壽命急劇下降; rtp (快速熱處理)處理所導致氫的逸失比常規退火處理顯著。With the carbon content of dry ash - free basis increasing, the ignition activation energy increase and the reaction rate fall
乾燥無灰基固定碳含量增加,其著火活化能逐漸升高,反應速率逐漸降低。In experiments carried out under small reactant source flux, it was found that parameters such as v / ratio, growth pressure, thickness of buffer layer, ammonia flux during annealing and ramping rate have strong influence on the growth of buffer layer, while the influence of tmga flux and pressure during annealing can be omitted
在小反應源氣流下,發現對緩沖層生長影響顯著的條件包括生長比,生長壓力,緩沖層厚度,退火時氨氣流量及退火速率。而ga源流量,退火壓力及的影響相對較小。分享友人