火燒層 的英文怎麼說
中文拼音 [huǒshāocéng]
火燒層
英文
fire floor-
Because the propellant grain is viscoelastic material, the liner and adiabatic layer are also viscoelastic one, the interface debond problem is actually interface crack about elastic - viscoelastic or bi - viscoelastic materials. research about this problem relates to the knowledge of viscoelastic mechanics and interface fracture and combustion. numerical analysis method about interface debond on solid rocket motor is researched in this paper
由於固體火箭發動機的推進劑藥柱是一種粘彈性材料,襯層和絕熱層也具有粘彈性性質,因此其界面脫粘問題實際上是彈性-粘彈性或雙粘彈性各向同性材料界面裂紋問題,對該問題的研究涉及到粘彈性力學、界面斷裂力學和燃燒學等相關學科。The only chance of survival is to cause nuclear blasts in the arctic that could send millions of tons of frozen ice particles into atmosphere and extinguish the fire at the source
解救滅絕危機的唯一辦法是在大氣層燃燒時,在北極冰原上引發核爆,令數以百萬計的冰塊常到大氣層中撲滅火海. .Experimental investigation shows that methanol engine cyclic variations mainly depend on the length of ignition delay and the proper mixture stratified concentration distribution in cylinder
試驗結果表明,甲醇發動機的燃燒循環變動主要取決于著火延遲期的長短和缸內混合氣層狀濃度分佈是否合理。Reducing ignition delay and the ideal mixture stratified concentration distribution near the spark plug gap and the combustion chamber can reduce methanol engine combustion cyclic variations, and modify engine performances
縮短著火延遲期,或在火花塞跳火區域及燃燒室內獲得理想的混合氣層狀濃度分佈均可降低甲醇發動機燃燒循環變動,使發動機性能得以改善。It is found that the liquid kerosene of injection upstream cavity could finish the process of atomization and evaporation in short distance, and enter into cavity through convection. aft wall is the primarily area of flame holding in cavity, and the only area when near the lean blowout limit, flame in area of fore wall are spread from it. cavity shear layer in reaction flow angle greatly to the main flow direction, and couldn ’ t reattach to aft wall anymore, it appears great difference in characteristics of cavity flowfield between non - reaction and reaction state
研究發現:凹腔上游噴注的液體燃料能夠迅速霧化、蒸發,並在較短距離內依靠對流輸運過程進入凹腔內部;凹腔後壁始終是凹腔火焰駐留的主要區域,在貧油極限時,也是唯一區域,並存在明顯的火焰由後壁向前壁的傳播過程;燃燒狀態下的凹腔剪切層以較大角度向下游主流發展,不再附著于凹腔後壁,與冷流中的凹腔流場特徵相差較大。The rocket burnt up when it reentered the earth ' s atmosphere
火箭重入地球大氣層時燒毀。In this thesis, designing " a " furnace arch by applying momentum synthesis and applying the laminar coal supply device to improve the burning in furnace, the operation duty of chain boiler, the thermal efficiency of boiler, are studied, according to the problems of the irrationality on boiler proper frame and the disproportion on system disposition in the design and the operation of chain boiler
本文根據鏈條鍋爐設計和運行中存在鍋爐本體結構上的不合理、系統布置上的不匹配等問題,研究了利用動量合成法設計「 」型火焰爐拱,以及利用分層給煤裝置來強化爐內燃燒,改善鏈條鍋爐運行工況,提高鍋爐熱效率。Purposes : this product applies to fireproof layer and oxygen - resisting layer for low smoke, non - halogen, innocuity, high grade cleaned non - flammable cables and fireproof cables, it can absorbs vast amounts of heat during burning process and forms into a carbon layer to isolate air and prevent the cable from buring further
用途:該產品用作于無鹵低煙、即無公害,高檔潔凈的阻燃電纜和耐火電纜的隔火、隔氧層,在燃燒過程中能吸收大量熱量,並形成碳殼層、隔絕空氣,阻礙電纜進一步燃燒。The passage dimension of separation chamber, the heating temperature of intake pipe air and the relevant influence of the ceramic heat insulation coating of combustion chamber upon the compressive ignition process of natural gas were studied by experiment
實驗研究了分隔室通道尺寸、進氣管空氣加熱溫度、燃燒室陶瓷隔熱塗層對天然氣壓燃著火過程的相關影響。In this article, analysis is made on some problems which must be faced when plasma ignition technology is applied in 600mw unit boiler to achieve a power plant without oil, such as plasma burner disposal, the number of plasma burner, the boiler ignition coursing satisfy the temperature needs, pulverized coal origin, hot air origin, and reconstruction solutions are proposed
本文詳細分析了某廠2 600mw機組鍋爐採用等離子點火技術實現無燃油電廠所面臨的等離子燃燒器的布置、等離子燃燒器層數的選擇、鍋爐點火啟動滿足升溫速度的要求、煤粉的來源、熱風的來源等問題,並提出了相應的解決方案。This layout can stop the internal arc fault expansion ; can avoid harmful moisture, small animal and dusty interferences. it also has good perfomiance and high reliability. because the heat cannot transmit to the outside of the bus room, a good operation environment for the low space can be obtained
主母線室置於箱體頂部一個單獨的金屬封閉的間隔內,並與10kv開關室、儀表室等間隔相互獨立,為同類產品首創;這種結構可以防止內部電弧故障的擴大化,避免「火燒聯營」事故;防護性能好,防潮、防小動物侵害、防積塵,運行可靠;由於母線室的隔熱作用,為下層空間創造了一個較好的運行環境。In this paper, a calculation method of combustion heat release rate for the swirl chamber coal - bed gas engine is concerned. it can be a useful tool on analyzing the combustion processes for this type engine
另外,本文開發了一個渦流室式火花點火煤層氣發動機放熱率計算軟體,為分析這類發動機缸內燃燒過程提供一個有效的工具。Sintered ferrous materials, carburized or carbonitrided - determination and verification of case - hardening depth by a micro - hardness test
燒結鐵類材料.滲碳或碳氮共滲.用微型硬度測試法測定和驗證外層淬火的深度Uncovered large amounts of brick fragments, seems as if though people might have intended to pile the bricks. the soil color was darker and there are clear signs of burning and coal left over
出現大量磚瓦殘件,似屬人為刻意堆置地層,土色明顯較黑,有明顯的火燒與木炭遺留痕跡。In september 1999 its mars climate orbiter was lost as a failed rocket burn plunged it into the martian atmosphere
1999年9月,火星氣候軌道探測器消失了? ?由於火箭出現事故而燃燒,將它投入了火星大氣層。Under this background, we successfully developed an engine fuelled with coal - bed gas and ignited by spark plug. the measurements for the prototype engine were thoroughly made, including the cylinder pressure, the rate of heat release, combustion duration, ignition delays, spark ignition angle, and the fluctuation of the cylinder maximum pressure
在此背景下,本文對經由s195柴油機改裝得到的燃用變組分煤層氣發動機進行了全面的測試和分析,包括缸內示功圖、燃燒放熱率、主燃期、點火提前角、火焰發展期以及最大壓力循環波動等。Predicting that there will be another large emission which may cause the methane gas in the ozone layer to burn and to explode, it will then burn out all the oxygen in our atmosphere, make our earth to become a fireball, and kill every living thing. .
由於太陽黑子持續異常,甚至有上升機會,將會引致地球上空產生高熱並令臭氧層中的甲烷燃燒。此情況即會使到地球成為一個火海,消耗盡所有氧氣並滅絕所有生物.Firstly, the theories in laminar flow flame transmitting, gas jet current and flame stabilization are analyzed and the process of burning in burners and affected factors of flame stability is acquainted with, which can provide theoretical support to propose reconstructive plans
首先,分析層流火焰傳播、氣體射流以及火焰穩定性理論,了解燃燒器中燃燒過程和火焰穩定性的影響因素,為下面改造方案的提出提供理論支持。Abstract : the properties of coated propellants made by n ew and old technology were studied by the ways of determining the thickness of c oating layer, experiments of termination combustion and closed bomb combustion
文摘:通過火藥包覆層厚度的測定,中止燃燒及密閉爆發器試驗,比較研究了新舊兩種工藝製造的低溫感包覆火藥的性能。分享友人