氣動熱的 的英文怎麼說

中文拼音 [dòngde]
氣動熱的 英文
aerothermal
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : 4次方是 The fourth power of 2 is direction
  1. Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing

    文摘:應用計算機模擬方法,在不考慮燃燒冷態情況下,研究了風爐燃燒室內流分佈規律.在此基礎上,比較了2種不同設計方案流流特徵,尤其是研究了燃燒器空通道內阻流板設置與否對空和煤和混合影響.結果表明,阻流板設計對加強空和煤混合有著極為重要作用,同時也增加了空管道阻力損失,在同樣工況條件下需要提高管道系統總壓力
  2. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當微元控制體,就干、濕和霜工況下對每個微元分別進行傳傳質分析,基於經驗關系式確定霜有關參數,對于霜工況下霜生長建立模型,經適當假設,運用質量守恆、能量守恆和量守恆方程建立適合態模擬蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾開、停機過程,運用態集中參數模型進行分析和計算,為更好地描述製冷系統運行全過程奠定基礎,同時也為製冷系統實現自控制提供一定理論基礎; 3 )對蒸發器正常運行過程,運用態分佈參數和參數間定量耦合觀點來分析和計算,為更好地了解穩態工況下各點參數變化情況及各入口參數對蒸發器態特性影響即蒸發器性能對各參數變化敏感性; 4 )編寫翅片管蒸發器態特性模擬計算程序,可以計算不同邊界條件和初始條件下製冷劑力參數、空溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下態模擬。
  3. Moreover, the system of powdered coal conveying with primary air is the most important tache, whether the distribution of primary air is even or not directly relates to whether the distribution of powdered coal is even or not in all firing implement and nozzles, sequentially directly relates to whether it is hard to take fire, whether the fire is stable, whether there is coking and how about the heat efficiency of the boiler, hi addition, if there is jamming and deflagrate in the system of powdered coal conveying with primary air, severe safety accident can be resulted

    良好煤粉配風是建立合理爐內空力工況和穩定燃燒必要條件。而其中一次風送粉系統又是最重要一個環節,一次風配風是否均勻直接關繫到煤粉在各燃燒器和各噴嘴中分佈是否均勻,從而直接關繫到著火是否困難、火焰是否穩定、局部是否結焦以及鍋爐效率高低。若一次風送粉系統發生堵塞和煤粉爆燃則可能引發嚴重安全事故。
  4. Numerical calculative simulation could factually reflect the dynamic characteristics of the whole equipment and inner flow and diathermancy of split - stirling crycooler. through the calculation, the velocity, temperature, pressure and other detailed information of airflow in any position inner the crycooler could be gained ; the distribution of each parameter could be confirmed and reasonable explanation for the experiment result could be made

    數值計算模擬能接近真實地反映分置式斯特林製冷機整機和內部流、傳態特性,通過計算可以得到製冷機內部任一位置流流速度、溫度、壓力等詳細信息,確定各參數分佈情況,並可以對實驗結果做出合理解釋。
  5. It does not need much area, not any pollution, not consuming much electricity power, not need much cost. gshp combined floor radiation air - conditioning system possess high seasonal average cop value and great capacity of edaphic depositing heat energy, can ease up supplied water temperature fluctuating with the change of the outdoor air temperature

    地源泵技術聯合地板輻射對房間進行冷暖聯供形式,具有地源泵季節性平均性能系數高、土壤蓄能力強、能緩解空泵存在供冷供能力隨環境溫度波矛盾等優點。
  6. In this paper, a safe, reliable, and intellectual control plan is provided aiming at the heat charge for dwelling district, which contains epigynous machine responsible for data processing and hypogynous mahcine responsible for unlocking the valve, by means of serial communication between them, combining homemade three - channel valve, to adminstrate the charge data and the valve efficiently. the main idea is based on the homemade three - channel valve. the vavle is locked at peacetime, while it is opened with the help of open tool and a water flow in the caliduct. as soon as the flow stops, the valve locks automatically. the open tool has data in its memory, and implement function by lcd and keyborad. so it can identify data and drive motor, to open the valve intellectually. the epigynous machine database manage system administrator the dweller information, standard heat charge and payment infomation etc, including store, configure, query, print etc, then store in the memory of open tool. as a result, the plan can do well in the experiment

    此閥平時是鎖閉,只有用開啟器配以暖片中水流才可打開,一旦水流斷開,則此閥會自會鎖閉。而開啟器則是根據其存儲器中數據配以液晶顯示及小鍵盤,完成數據確認及電機驅,自對相應用戶三通閥打開特定角度,完成開啟任務。上位機數據庫管理系統完成對用戶信息、費標準、繳費信息等原始數據常規管理,包括存儲、設置、查詢、列印等,最後將處理后數據傳到開啟器中存儲。
  7. 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冷卻電機楔形隙中流體流、傳現象。本文在定子套筒和轉子表面光滑假設下,針對蒸發冷卻電機定子套筒壁面基本恆溫特點,將實際蒸發冷卻電機簡化為同軸套筒內筒加旋轉、外簡靜止定溫物理模型。
  8. Series of guowei dry - method composite machines as new product are explored with our many years ' experience, the requirement of the users. the first metal of this machine is adopted with : photo - ecectricity auto. tracking " correcting deviation equipment, magnetic powder tension control. pneumatic back pressure shifting blade, oven temperature controlled qutomatically, big roll with oil heating, coating composite pneumatic control as well as double frequency governor etc. it will make the machine with fast speed, lower voice, low polluted by air, shout consumptionfor energy, stable working etc. especially suitable for al - foil with smooth surface and no enough firming, glass paper, polyester ect. the composite material with hard strength, fireproof, anti - ventilation, anti - fatty, frozen, dudrable steam etc character. it is widely used in food, pharmacy, as well as daily articles to package

    「國偉」 、系列乾式復合機,是我廠根據多年復合機製造經驗及結合客戶需求,開發新產品,該機第一基材採用了「光電自跟蹤」糾偏放卷裝置,磁粉張力控制、背壓移式刮刀、烘箱溫度分段自控制、大輥筒導油加、上膠復合控制及雙變頻調速技術,使該機具有復合速度快、噪聲低、空污染小、能耗低、運行平穩等特點,適宜於表面光滑鋁箔玻璃紙聚酰胺等與聚乙烯、聚丙烯等薄膜復合,復合薄膜具有強度高、防水、防透、防油脂、可冷凍、蒸煮等優點,廣泛應用冷凍食品、乾燥食品、醫藥品及日用品包裝。
  9. A component level aerothermodymamic model of a turbofan aeroengine is created in this thesis using oo technology

    本文基於面向對象技術建立了某型雙軸渦扇航空發部件級力模型。
  10. The aerothermoelastic analysis of missile structure includes the thermal stiffness, thermal vibration and thermal flutter analysis. this dissertation emphasizes on thermal vibration analysis of the aerial vehicle under aerodynamic heat condition

    本文研究背景是彈體這類典型結構在高速飛行情況下,由於引起高溫對結構彈性分析,包括剛度、問題研究。
  11. The tests were conducted in the hypersonic low density wind tunnel at nominal test conditions of mach 16, stagnation temperature 923k, stagnation pressure 1. 40mpa and 7. 30mpa. heat - transfer data were obtained on a hemisphere model, a sharp cone and a big blunt cone respectively by means of infrared thermal mapping techniques, that of a 0. 5mm thickness blunt cone by virtues of thermocouples. furth ermore, heat - transfer on all those models was calculated with the theoretical method

    最後在名義m _ = 16 、 t _ 0 = 923k 、 p _ 0 = 1 . 40mpa及7 . 30mpa高超聲速低密度風洞中,利用紅外圖技術獲得了半球圓柱、尖錐、大鈍頭三個模型表面流分佈,利用薄壁法技術得到了一壁厚為0 . 5mm鈍錐模型表面流分佈,並通過工程理論方法計算了模型表面,把理論計算結果與上述試驗結果比較,幾者符合得較好。
  12. This sensor views its target through an ir window on side of vehiclehead cone. main aforesaid engineering methods and models have been verified by wind tunnel test or other test

    給出「等效錐」法計算紅外窗口氣動熱的方法和計算窗口致冷效率工程模型,其中包括冷卻窗口溫度分佈計算。
  13. Based on detailed analyze on turbine engine and ramjet, a new conceptive internal - rotor burnt rotating ramjet ( irbrr ) with an rotating cylinder in the center of rotor in which the revolved stream can be ram - compressed and burnt has been proposed and some primary research have been done as below : the scheme of structure, principles, thermodynamic cycle and performances of the new conceptive engine has been studied in the paper

    本文通過對燃渦輪發機和航空沖壓發原理結構進行詳細分析並進行融合創新,提出了一種利用內置旋轉汽缸進行旋轉流沖壓壓縮和旋流燃燒新概念內置燃燒室旋轉沖壓發機,並進行了一些前期基礎性探索研究,具體研究內容有:對旋轉沖壓發機進行了總體方案設計、工作原理分析、力循環和性能分析等概念性研究。
  14. Abstract : approximate methods for calculating aerodynamic heating rates on space shuttles are discussed. various methods are given for predicting the heating rate at axisymmetric stagnation points, general three dimensional stagnationpoints and the leading edge stagnation point of wings. numerous laminar and turbulent heating techniques for flat plates and cones are analyzed and compared. a brief review of some methods is presented to predict heating rate for winward centerline and lateral direction off the symmetry plane. the results show that the methods are simpler and can guarantee enought precision for predicting aerodynamic heating environment of space shuttles

    文摘:介紹了國內外預測航天飛機工程計算方法.給出了軸對稱、非軸對稱和機翼前緣等各種外形駐點流密度計算,分析和比較了平板、錐體層流和湍流流密度計算各種方法,概述了航天飛機迎風面中心線和離開中心線橫向流密度計算.計算結果表明,本文方法用在航天飛機環境初步設計中比較簡單並且有足夠精度
  15. By analyzing the relation between the refractive index and the temperature and the stress field of the optical window in the aero - dynamic environment, according to the thermal - optical effect and the elasto - optical effect, we obtained the relationship of the index - of - refraction and temperature and stress, and explored the further study method of the aero - optical effect

    摘要首先從光效應和彈光效應角度,分析了飛行器在大層內飛行時,在環境中材料折射率與溫度場和應力場關系,得出了溫度和應力對材料折射率影響關系式,並進而探索光學效應下一步研究方法。
  16. Unsteadiness is an essential attribute of the flow in turbomachinery. the related work has been one of the major problems in the research of turbomachinery aerodynamics, and has focused much attention of scholars for many years

    非定常性是葉輪機械內流本質屬性,對葉輪機械非定常流研究是近年來葉輪機械力學領域里難點和點之一。
  17. Hence, analytical expressions are developed to allow for characterization of the vehicle ’ s dynamics early in the design cycle. the method involves a two - dimensional hypersonic aerodynamic analysis utilizing newtonian theory, coupled with a one - dimensional aero / thermo analysis of the flow in the engine of the vehicle

    方法中包括一個應用牛頓力學理論二維高超聲速空力學分析以及一個一維/分析,後者用於模型發機中流體分析。
  18. Thirdly, this dissertation briefly introduces the engineering estimation method of the aerodynamic heat and supplies the simplified formulas. not considering the rejection, the ablation and some other factors, the author calculates the stagnation heat flux and the non - stagnation field heat flux distribution of some fly situation as the example aerodynamic heat environment. finally, by using the ansys program, the thermal vibration characters of the plate and missile body structures with different materials is analyzed

    這一方法提高了分析效率;第三,簡要介紹了工程上計算估算方法及流密度計算簡化公式,在不考慮燒蝕以及質量引射等影響下,本文計算了幾種飛行條件下駐點和非駐點區流密度分佈,作為本論文算例環境。
  19. Aerodynamic parameters measurement and flow visualization can be realized in this tunnel

    該風洞可以完成力、、壓力分佈測量,以及流顯示與測量。
  20. The adopted engine model is built by methods of combing aerodynamics and thermodynamics theories with neural network, and oil - supplied regulating system is modeled by methods of mechanism analysis and parameter identification

    所用發機模型採用了力原理和神經網路相結合建模方法,供油調節系統模型採用了參數識別和機理分析建模方法。
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