液相燃燒 的英文怎麼說

中文拼音 [xiāngránshāo]
液相燃燒 英文
liquid-phase combustion
  • : 名詞(液體) liquid; fluid; juice
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 動詞1. (燃燒) burn 2. (引火點著) ignite; light
  • : Ⅰ動詞1 (使東西著火) burn 2 (加熱或接觸某些化學藥品、放射性物質等使物體起變化) cook; bake; hea...
  • 燃燒 : (物質劇烈氧化而發光、發熱; 燒) burn; kindle; flame; set on fire; [化學] combustion; inflammation; ignition
  1. Standard test method for ignitable liquid residues in extracts from fire debris samples by gas chromatography

    用氣色譜法對火碎片樣品的提取物中易體殘渣的標準試驗方法
  2. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    體火箭發動機室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他似類型零件的加工亦具有參考意義
  3. Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer

    超聲波由於其空化機理及對體的流變性影響等特性,在油霧化中逐步引起人們的重視,尤其在重渣油等高粘度體的霧化過程中逐步顯示出其優越性,但其具體的霧化機理還需要做進一步的研究在氣泡霧化噴嘴基礎加入懸臂式簧片哨,將超聲波與氣泡霧化結合是本文討論的主要內容本文從研究超聲波的一些機理入手,討論了超聲動力發生器氣泡霧化以及體粘度對霧化質量的影響,並通過具體的實驗,根據實驗數據來討論霧化質量隨各種結構參數運行參數的變化規律,以便找到超聲霧化的一些規律,豐富對超聲霧化機理的研究,對超聲霧化噴嘴的設計具有一定的指導意義。
  4. As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations

    數值模擬方面,應用三維湍流n - s方程以及顆粒軌道模型描述了激光器室內部的噴霧兩流動過程,兩之間的質量、能量交換由滴蒸發模型計算,氣化學反應速率由arrhnius公式計算,通過耦合求解氣模型方程,模擬了室三維流場,得到了室內的溫度和組分濃度分佈。
  5. The pilot fuel model has been given to calculate the distribution of the liquid fuel and time of fuel pre - combustion, at the same time, analyzing the important action to the combustion of the natural gas in the combustion chamber of engine, determining the best quantity of pilot fuel. the explosive combustion model has been established to compute the pressure of the cylinder during the combustion, determining the main influence factors. the emission model has been established to forecast the co, nox emission

    理論方面,提出了基於化學反應的模型?多組分氣反應系統的化學反應動力學模型,以此進行雙料發動機的熱力學?化學反應動力計算;引模型,計算引滴的分佈規律和滯期,驗證引油在雙料發動機過程中的作用,揭示不同噴油規律對雙料發動機的影響,確定在不同負荷下的合理引油量;爆震模型,揭示爆震與工質能量釋放間的關系和影響爆震的各種運轉因素,確定合理的爆震依據,減小爆震傾向。
  6. 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;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差較大。
  7. Heating. gas. liquid fuel, solid fuel. gas hurning appliances for instantaneous production of hot water for domestic use, intended to be connected to a mechanical installation for the evacuation of combustion products

    供熱.氣體體固體料.用於與物質抽排機械設備連接的家用連續供熱水的氣熱水器具
  8. Heating - gas - liquid fuel, solid fuel - gas - fired central heating boilers of heat output not exceeding 70 kw designed to be connected to a mechanical installation for the evacuation of the combustion products

    加熱.氣體.料和固體料.與排放產物的機械裝置連的熱輸出量不超過70kw的氣式集中供熱鍋爐
  9. In this study we adopt a novel coordination - gel method to prepare zro2 - ni nanocrystalline composite powder. compared to the traditional methods such as coprecipitation, combusting solution synthesis and sol - gel method, coordination - gel method avoids the disadvantages such as bad uniformity of phases " buildup and difficulty of controlling the craftwork

    本文採用一種新的絡合-凝膠法制備zro _ 2 - ni納米復合粉末,與傳統的共沉澱法、溶合成法、溶膠-凝膠法比,絡合-凝膠法克服了其它制備方法中金屬和陶瓷分佈不均、工藝難以控制的缺點。
  10. The heat balance equations on incineration of organic liquid waste in fluidized - bed incinerator with coal as auxiliary fuel is established in this paper. the relations between the feeding rate of auxiliary fuel and the lhv of liquid waste, the incineration temperature, and the preheated combustion air temperature have been discussed. this paper also discussed the relation between the lhv of liquid waste and combustion air temperature as the auxiliary fuel is not necessary, and provides the theoretical foundation for the design and operation on fluidized - bed incinerator

    建立了以煤為輔助料的,有機廢在流化床中焚的熱平衡方程,求得輔助料耗量與各影響因素的計算式,得出輔助料耗量與廢中可基的低位發熱值、密溫度、熱風溫度之間的關系曲線,以及不需要輔助料時,有機廢熱值與熱風溫度之間的關系,為流化床焚爐的設計與運行提供了理論依據。
  11. 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

    工業生產民用生活煤炭排放出來的二氧化硫,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。
  12. ( 1 ) the cfd model for the pulse combustion spray drying process. the computational fluid dynamics ( cfd ) based on the two - phase flow theory was employed in this paper, which used the standard k - e model and the particle trajectory model to simulate the gas - particle flow in the drying chamber. the momentum, heat and mass transfer regarding both gaseous and particulate phases during the spray drying inside the drying chamber was also revealed

    為解決這一難題,本文利用氣體一顆粒兩流理論和計算流體力學( cfd )技術,建立了更符合實際噴霧乾燥過程的數學模型即噴霧乾燥的cfd模型,並進行了脈動噴霧乾燥過程模擬,其主要內容如下: ( 1 )建立了脈動噴霧乾燥的cfd模型該數學模型建立在氣體一顆粒兩流基礎之上,用標準k -模型預測乾燥室內的氣體湍流運動過程,顆粒軌道模型追蹤乾燥室內顆粒群的運動軌跡,熱質傳遞模型描述空氣和滴的熱質傳遞過程。
  13. At high pressures, the combustion model should include droplet heating as well as phase change.

    在高壓下,模型應當包括滴加熱和變。
  14. The hazards associated with liquid oxygen are exposure to cold temperatures that can cause severe burns ; over pressurization due to expansion of small amounts of liquid into large volumes of gas in inadequately vented equipment ; oxygen enrichment of the surrounding atmosphere ; and the possibility of a combustion reaction if the oxygen is permitted to contact a non - compatible material

    聯系的危險有:會導致嚴重凍傷的低溫暴露;在通風不充分的設備里,小量體汽化成大量氣體造成的過壓;周圍空氣的氧富集;如果氧接觸到不容的材料而發生反應的可能性。
  15. Liquid propellant combustion processes are quite complicated and defy precise analytical description.

    體推進劑過程是當復雜的,很難對其進行嚴謹的分析描述。
  16. Petroleum and related products - determination of wick flame persistence of fire - resistant fluids

    石油及其關產品.難持久性測定
  17. The subject in this study is the yj - q27. 9 / 2x type vehicle oil heater made by peking vehicle equipment company, and performing the methods of theory and testing, and realizing the function of burning nature gas on the basis of the least modification of the oil heater ' s configuration

    本課題以北京京威汽車設備有限公司生產的yj ? q27 . 9 2x型汽車油加熱器為研究對象,採用理論與試驗結合的研究方法,在盡量少改動原機型結構的基礎上實現了天然氣的功能。
  18. Another feature in technical innovation is to update the old product of the company, which has got good effect. through upgrading electrostatic precipitator for black liquor boiler, which is the key equipment at the stage of combustion in the system of papermaking alkali recovery, its availability and reliability have been improved in great way

    對老產品的更新,是公司技術創新的另一個特點,起到了當好的實際效果,造紙黑鍋爐電除塵器是造紙堿回收系統工段關鍵設備,通過不斷的技術更新,其適應性和可靠性得到了極大的提高。
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