熱的對流 的英文怎麼說

中文拼音 [deduìliú]
熱的對流 英文
convection of heat
  • : 4次方是 The fourth power of 2 is direction
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  1. In this paper, using phoenics software to compute and analyze the variety rule of the convecting transfer heat at the basis of computing and analyzing the temperature and velocity field of one underfloor supply air room with a focus hot source, and concluding that the number of the hot source and the supply air outlet > the intensity of the hot source and the volume of supply air will influence convecting transfer heat, and obtained its correlativity formula

    本文針一下部有集中地板送風空調小室,利用phoenics軟體,在計算分析小室內氣速度場及溫度場基礎上,轉移量變化規律做了計算分析,最後得出于下送風小室轉移量與個數、送風口個數、源強度、送風量等因素有關,並且得出了其相關關系式。
  2. Within the rock which forms the highly permeable reservoir convection currents of hot water or steam occur.

    在形成高滲透性巖體內,存在水或蒸汽運動。
  3. At the solar surface, convective motions of heated gases jostle the magnetic field line.

    在太陽表面,熾氣體運動把這根磁力線沖來撞去。
  4. 4 ) in a pre - swirl rotator - stator cavities with discrete pre - swirl nozzles and blade - cooling entry holes, the influences of pre - swirl angle and flow parameter on the flow and heat transfer characteristics were numerically investigated. the correlation for average nusselt number vs rotating reynold number or non - dimensional mass flowrate were established. the results show that : advantage of per - swirl inflow is the effect of cooling the blade - cooling entry holes ; pre - swirl inflow increases heat transfer in rotating disk of pre - swirl chamber ; as pre - swirl angle increases, local nusselt number decreases in pre - swirl chamber ; the temperature of stator of inner rotator - stator chamber and per - swirl chamber decreases as rotating reynold number increases ; when the axial mass flowrate maintains constant, heat transfer in the rotating disk of inner rotator - stator cavities does n ' t change as per - swirl mass flowrate increases, while heat transfer in the rotating disk of per - swirl chamber increases ; when the pre - swirl mass flowrate maintains constant, change of the axial mass flowrate has effect on the whole cavity

    結果表明,預旋進氣優點在於增強了葉片冷卻孔附近效果,局部努謝爾數隨預旋角增大而有所減小;隨旋轉雷諾數增加,不論是內轉靜腔室還是預旋腔室靜盤上溫度都不同程度降低:當軸向中心進氣質量量不變時,隨預旋進氣質量量增加,內轉靜腔室轉盤盤面上基本沒有變化,而預旋腔室轉盤盤面上效果增強;當預旋進氣質量量不變時,軸向中心進氣質量改變整個盤腔都有影響。
  5. The thermal visualizations of jet impingement cooling with single or double row holes inside semi - enclosed channel are measured by using infrared camera and then the impingement cooling heat transfer coefficients are deduced. the effects of flow and geometry parameters on convective heat coefficients are obtained. the results show that : for a single row normal impingement, the impingement cooling effectiveness is enhanced with the increase of impinging reynolds number or the decrease of hole space to diameter ratio, and the best effectiveness is achieved under the jet - to - surface spacing equals to 2 ; when the jet is oblique to the confined wall, the cooling effectiveness is weaken especially under the jet - to - surface spacing ratio is greater than 2 ; for double rows normal impingement cooling, the cooling effectiveness of rear row jet is weaker than the front row under lower impinging reynolds number or bigger jet - to - surface spacing

    于單排垂直射,沖擊冷卻效果隨射雷諾數增加、孔間距與直徑比減小而得到提高,沖擊間距比為2時換效果最好;沖擊孔中心線向通道封閉一側傾斜后,射沖擊冷卻范圍變窄,當沖擊間距比大於2時駐點區能力明顯降低;于雙排沖擊射,孔排間距與直徑比增加使沖擊冷卻范圍變大,但在兩排孔之間區域系數有所下降;在較小沖擊射雷諾數和較大沖擊間距比下,後排射沖擊換效果要遜於前排射
  6. The convective heat of molten magma in the upper 10 km of the continental crust represents a significant geothermal energy resource

    大陸地殼10公里深度以內熔巖中是一種重要能資源。
  7. An efficient convection cooling system and a thermostatically controlled fan keep this unit reliably cool and remarkably quiet. ideal for

    -高效系統和溫度調節控制風扇使硬碟機保持低溫和寧靜,散和噪音控製表現可靠突出。
  8. There is teleconnection relations between shandong summer rainfall and the convective activities happening in tropical areas in spring and summer accomplished by rossby waves

    通過分析強弱季風年春、夏季帶地區olr場分佈特徵,發現帶地區活動與山東夏季降水之間存在著遙相關關系。
  9. During the years of strong monsoon, the convective activities happening in tropical india ocean and tropical west pacific and walker circulation are much stronger than that during the years of weak index, but the convective activities happening in tropical east pacific are weaker than those during the years of weak monsoon

    春季活動山東夏季降水異常貢獻比夏季更顯著。強季風年與山東夏澇年相聯系,帶印度洋一菲律賓群島、南海一帶西太平洋活動偏強,帶東太平洋地區活動偏弱, walker環加強。
  10. 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

    葉片內部通道冷卻是一個復雜?導耦合傳問題,本文在分析葉片內部通道冷卻動與傳情況基礎上,建立了三維、可壓縮紊物理模型,得到了通用求解辦法;利用不帶擾矩形直通道、帶順排擾片矩形直通道、帶叉排擾片、帶傾斜擾矩形直通道幾何模型,計算了冷卻空氣通過這幾種通道時動與換情況,得到了各種不同情況下計算區域溫度場、壓力場、速度場;在此基礎上分析了不同通道高度、不同葉片通道材質葉片內部通道冷卻影響,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函數關系;本文重點研究了新型葉片內部通道冷卻強化傳措施?帶擾內部冷卻通道強化傳效果,通過與光滑矩形直通道、帶針肋通道冷卻效果比較,表明了這種新型鮚構優勢,于葉片內部通道冷卻結構設計可以起到指導作用。
  11. It is shown that the parameters of the flow field are disturbed and a condensation shock is generated due to the sudden release of the latent heat of condensation

    結果表明由於水蒸氣凝結釋放場局部進行加,使場參數發生擾動而產生凝結激波。
  12. Independent gas - fired convection heaters incorporating a fan to assist transportation of combustion air and or flue gases ; german version en 1266 : 2002

    鼓風機送入助燃空氣和排出廢氣式室內燃氣加
  13. Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed

    本文在總結和分析了一個世紀以來有關曲線管道動和換特性研究成果基礎上,以旋轉正交曲線坐標系統下多參數旋轉螺旋管道中為物理模型,通過攝動方法和有限體積法,首次各種截面(圓截面、橢圓截面、環形截面、矩形截面)旋轉曲線管道內充分發展動結構和傳特性(包括耦合特性)以及旋轉曲線管道開口段發展動結構和換特性進行了系統數值模擬和理論分析,詳細討論了各種無量綱參數管道內軸向速度分佈、二次結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數影響,獲得了若干創新性成果。
  14. After the storm move in shandong area, the moist downdrafts appears, the mgws apart from the thunderstorm and move faster, the mgws weaken gradually because absence of wave duct and energy supply

    成熟階段風暴,由於中高層潛釋放和濕下沉氣進一步加強,波動傳播加快; mgws和風暴分離后,因無「波道」機制和波能供給,波幅逐漸減小。
  15. To the large - scale atmosphere, we separate the terms of the horizontal vorticity converting into the vertical vorticity, which considered as the baroclinic terms, from the terms that not including horizontal vorticity by the rules of the p coordinate transforming to the z coordinate in the traditional vorticity equation, and carry out the scale analysis, and then conclude that the baroclinic terms are able to reach the same magnitude grade as the partial derivative of the vertical vorticity to time when it takes place the large scale precipitation in the summer monsoon period in china. by analyzing the game reanalysis data from april to august in 1998 in the region of chinese continent, we found that the baroclinic terms is important to the large - scale cyclone developing above the 600hpa, and the magnitude changing of the baroclinic terms is nearly in - phase as the monsoon movement, so which imply exactly that the magnitude changing of the baroclinic terms is the one of the natural characters of the summer monsoon evolution and equivalent to the movement rule of the subtropical high of the western pacific

    在p坐標垂直渦度方程中,利用p坐標向z坐標轉換公式將水平渦度向垂直渦度轉化所有項分離出來,這些項具有明顯斜壓特徵,其進行尺度分析后,得出在可以忽略潛釋放渦度影響層中、高層,此轉化項是大尺度斜壓渦度發展重要項。通過1998年48月game再分析資料進行實際計算也發現,轉化項在東亞夏季風上升支600hpa及以上層次垂直渦度局地變化貢獻很大,不能忽略。同時發現水平渦度向垂直渦度轉化在南海季風爆發時和江淮梅雨入梅及發展過程中均有指示性意義,在南海季風爆發以後,在中國東南部地區,轉化項大小與夏季風活躍和中斷等活動有著幾乎一致變化規律,這從側面也指出了,此轉化項變化是夏季風演變所具有本質特徵,並且它反映出了西太平洋副高在中國大陸活動情況。
  16. The concept of convection transport is proposed to " see " the nature of the convective phenomena. the ability to see is very attractive, for the engineers and customers are much convinced by their seeing. unified convection transport functions ( streamfunction, heatfunction and massfunction ) are derived from the governing equations to describe the fluid, heat and mass transport respectively

    作者在控制方程基礎上定義了描述體、、質傳輸統一傳輸函數(函數、函數、質函數) ,並分析了傳輸函數及其傳輸路徑(線、線、質線)基本性質。
  17. Warm - air heating hot air heating

    利用空氣作媒質採暖方式
  18. The dynamic response to the heating imbalance is such as to converge heat into the upper troposphere of the desert regions

    這一加不平衡動力學響應結果導致在這沙漠地帶層上部輻合。
  19. The area is southwest of a tutt cell with weak eastward outflow and moderate equatorward outflow

    94w最大問題也就是高空輻散不夠強了,和處于tutt (層上部槽)西南側有關。
  20. The modified model took into account not only the coupled heat transfer of conduction, convection and radiation, but also the heat convection between each zone caused by temperature difference and airflow

    該模型綜合了墻體傳導、壁面交換以及內部控制體之間交換過程。
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