模型冷卻 的英文怎麼說

中文拼音 [xínglěngquè]
模型冷卻 英文
mold cooling
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : Ⅰ形容詞1 (溫度低; 感覺溫度低) cold:冷水 coldwater; 你冷不冷? do you feel cold?; are you feeling...
  • : Ⅰ動詞1 (後退) step back 2 (使退卻) drive back; repulse 3 (推辭; 拒絕) decline; refuse; reje...
  • 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
  1. Based on the simulation model theory of temperature and stress fields presented in this article, a large simulating program for high rccd has been developed, which can numerically simulate all kinds of temperature control measures, including water pipe cooling, heat insulating in winter, reducing place temperature of concrete, spraying water brume, and long interval over - watering surfaces overflowing in flood season.

    基於本文提出的溫度場和徐變應力場理論,編制了高碾壓混凝土壩的三維有限元擬計算程序,在程序中考慮了各種溫控措施的數值擬,包括:水管、冬季保溫、降低混凝土的澆築溫度、夏季混凝土表面噴水霧、施工汛期壩頂面過水等。
  2. In order to apply esd to practical engineering, the author develops computer - aided events sequence diagram system ( caesds ). taking the power failure of spaceship cooling circuit drove pump as an example, this thesis uses the improved esd method and the esd model constructed by caesds, drawing a conclusion that the improved method and caesds is valid in manned spaceflight risk assessment

    並以飛船迴路驅動泵電源故障為例,綜合運用改進的esd方法,利用caesds對其建立esd,最後分析得到結論,說明了改進的方法和caesds在載人航天安全性風險評估中的有效性。
  3. An experiment instrument of horizontal evaporation cooling motor with the same dimension such the calculation model is designed and established

    為了驗證計算結果,設計並建立了與計算尺寸相同的臥式蒸發電機楔形氣隙旋轉實驗裝置。
  4. Under the assumption that the inner surface of stator sleeve and outer surface of rotor are smooth, taking the fact into account that the temperature of stator sleeve of evaporation cooling motor keeps almost the same, horizontal evaporation cooling motor is simplified as a physical model of two coaxial sleeves, with outer sleeve ( the stator ) holds still and keep at constant temperature and inner sleeve ( the rotor ) is rotating and heated

    本文通過數值和實驗手段研究了臥式蒸發電機楔形氣隙中的流體流動、傳熱現象。本文在定子套筒和轉子表面光滑的假設下,針對蒸發電機定子套筒壁面基本恆溫的特點,將實際蒸發電機簡化為同軸套筒內筒加熱旋轉、外簡靜止定溫的物理
  5. By analyzing and experimentally verifying the model, new ways of improving mixer performance were put forward. ( 1 ) heat water should be used in the mixer ' s temperature control to make the mixer work with optimal parameters. ( 2 ) the surface materials of the mixing chamber and rotors should be chosen rationally to change material surface energy and increase friction on them. ( 3 ) when the compound was processed under higher pressure of floating weight, shallow groovers or stripes parallel to the axle of the rotor should be made on the mixing chamber internal wall to increase the real contact area and improve mixing effect

    通過對的分析和實驗驗證,提出了提高密煉機混煉效果的新途徑: ( 1 )密煉機溫度控制採用溫水,使密煉機處于最佳工作狀態; ( 2 )通過合理選擇密煉室和轉子表面材料以改變材料表面能來增大膠料與它們之間的摩擦力; ( 3 )在上頂栓壓力較大的條件下,在密煉室內壁與轉子軸線同方向加工淺的光滑槽可明顯改善混煉效果。
  6. Through the study of the example of shaxi porphyry body in anhui province, the authors first figured out the storage time of plagioclase phenocrysts, then calculated the nucleation rate and growth rate of the crystals and, on such a basis, established the thermal model for cooling of the hypabyssal magmatic system

    本文試圖通過對安徽沙溪斑巖體進行實例研究,先求出斜長石斑晶的存儲時間,再算得晶體成核速率和生長速率,進而建立起淺成巖漿體系的熱
  7. The raw material has to be heated to very high temperatures, liquidized, and cooled in a mold, before it becomes lenses of different shapes and sizes. this is an arduous process, just like it is being forced. and it has to be polished and you have to get your eyes checked before it can be turned into a pair of glasses just right for you

    玻璃的原料要經過很高溫的加熱處理,才能變成液體,然後再放入里讓它,才會變成各式各樣的鏡片,這之間須經過好痛苦的過程,像被逼一樣,而且還要磨亮還要量看看你的眼睛多少度數,最後才能夠變成一副眼鏡給你戴,哎呀!
  8. 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

    將液體火箭發動機燃燒室的通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的性能.斜航線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.由於燃燒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,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.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線通道加工的最典工件.經過理論分析和實際切削實驗,研究了針對該類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,對其他相似類零件的加工亦具有參考意義
  9. The green body of high quality could be obtained at injection molding temperature from 160c to 180 c, injection molding pressure from loompa to 120mpa, keeping pressure from 40mpa to sompa, mold - temperature 32c, cooled from 2 min to 4 min

    注射溫度為160 180 ,注射壓力為100 120mpa 、保壓壓力為40 50mpa 、具溫度為32 、時間為2 4min注射成后,注射坯的質量較好。
  10. The wax setting and casting process is complicate process with a series of procedures, including model creating, spruing and construction, rubber mold vulcanization and cutting, wax models injection, stone setting in wax model, wax tree creating, investing, investment mold burning - out, metal melting and pouring, casting cooling and divesting, etc

    蠟鑲鑄造是一個多工序的復雜工藝過程,包括母版製作、開設水線、製作橡膠、製作蠟、寶石鑲嵌到蠟、種蠟樹、製作石膏、石膏脫蠟焙燒、金屬熔煉澆注、飾件清理等。
  11. Static models include terminal control model, oxygen - supplying model, slagging model and bottom blowing model ; dynamic models include decarbonization speed model, molten steel warming model and the model for the amount of refrigerant

    靜態包括終點控制、供氧、造渣、底吹;動態包括脫碳速度、鋼水升溫劑加入量
  12. Form the point view of condenser and cooling tower as a whole, the paper studies the model of condenser performance monitoring, which includes the monitoring model of tube wall cleanness factor, the calculation model of condenser pressure target value and the optimum model of circulating water system

    本文從凝汽器和塔的整體角度研究了凝汽器的性能監測,主要包括:凝汽器水側管壁清潔系數的監測、凝汽器壓力應達值的計算和循環水系統的優化
  13. Second, on the basis of the above study, the coupled relationship among parameters of every part of refrigeration system and air convection cool system of small - scale cold storage is deeply analyzed and some appropriate numerical techniques are put forward for dynamic simulation. a dynamic simulation model of the small - scale cold storage refrigeration installation is established and calculated

    其次,在上述研究的基礎上,分析小庫製系統和強迫對流空氣系統各部件參數的耦合關系,並採用適合動態擬的計算方法,對小進行計算,計算結果和實驗結果吻合較好。
  14. The basic features of a district cooling system are displayed in a 3 - dimensional model

    這展品運用一個立體去展示一個區域系?的基本設施。
  15. Based on several exiting mathematical models, an off - line temperature simulation software was developed to improve the control effect on strip head temperature in finishing rolling process and draw up a more reasonable inter - stand spray water cooling scheme

    摘要為了提高熱軋帶鋼頭部終軋溫度命中率,以及確定合理的機架間噴水制度,結合帶鋼熱軋過程溫度數學,開發了精軋區溫度擬計算軟體。
  16. Abstract : there are offered many ways how to improve work of a spark plug. but one of the m ost important problems has not been solved yet. this is a thermal mode operation of a spark plug. the ideal spark plug should be instantly heated at the moment of occurrence of a spark and instantly cooled down in expectation of the foll owing electrical pulse. thus it balances between preservation of heat for self ? c leaning from scale and its removal in avoidance self ? ignition. in this article a uthor managed for this time to offer a spark plug with capability “ self ? regula tion ” of heat flux removed from a zone of ignition. essence of the offer is a t ip , which is transparent for heat flux. it is produced from single crystal of sap phire

    文摘:在如何提高火花塞的工作質量方面有多種方法,但是其中最重要的一個問題還沒有得到解決,那就是火花塞工作的熱學問題.理想的火花塞應該能在點火的瞬間被立刻加熱,並且在接下來的電脈沖過程中迅速,由此在熱量的存儲與散發之間取得平衡,以避免自點火.本文力圖展示一種具有自動調節源於點火區域熱流能力的火花塞,其技術的關鍵是頂部絕緣體材料,它是由藍寶石單晶製作,而非傳統的氧化鋁陶瓷
  17. Analysis is made on structure characteristics of the finned - tube, and analysis has been made on the special heat and mass transfer principle of every micro - unit under both dry and wet conditions. appropriate hypothesis is made and based on the energy, mass and momentum equivalent, the evaporator models of dynamic distributed parameters are set up. in addition, the gascooler and internal exchanger models of dynamic and distributed parameters, the throttling valve models and the compressor models are set up, too

    本文的內容如下: 1對翅片管蒸發器的結構特點進行分析,選取適當的微元體,對于干、濕工況下每個微元分別進行傳熱傳質分析,通過適當的假設,利用質量守恆方程、能量守恆方程和動量守恆方程建立了蒸發器的分佈參數數學;對回熱器劃分微元建立了分佈參數數學;對氣體器建立了分佈參數數學;對壓縮機建立了數學;建立了節流閥的數學,為系統擬奠定了基礎。
  18. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道是一個復雜的對流?導熱耦合傳熱問題,本文在分析葉片內部通道的流動與傳熱情況的基礎上,建立了三維、可壓縮紊流的物理,得到了通用的求解辦法;利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何,計算了空氣通過這幾種通道時的流動與換熱情況,得到了各種不同情況下計算區域的溫度場、壓力場、速度場;在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道的影響,並整理得到了各種通道形式下,努謝爾數和阻力因子與雷諾數的函數關系;本文重點研究了新的葉片內部通道強化傳熱措施?帶擾流片的內部通道的強化傳熱效果,通過與光滑矩形直通道、帶針肋通道的效果的比較,表明了這種新鮚構的優勢,對于葉片內部通道結構的設計可以起到指導的作用。
  19. Then the author has constructed the submodel of the time of blowing oxygen and refrigerant, making use of the rbf neural networks. meantime, applying the genetic algorithm, completed the optimizationof parameter of the number of neuron and spread, and get the model with a better generalization ability

    然後分別應用rbf神經網路建立吹氧時間子劑子,並結合遺傳演算法完成rbf神經網路本身其神經元個數、 spread等參數的優化,使具有較強的泛化能力。
  20. The pipe extrusion machine set works through applying single - screw extruders to extrusion, vacuum mold to molding, cooling tank to cooling, hauling engine to drawing, and saw or planet cutter to cutting

    本款管材擠出機組工作原理是:由單螺桿擠出機機頭擠出,真空定,牽引機引出,鋸切機或行星切割機最後進行切割。
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