熱流密度 的英文怎麼說

中文拼音 [rèliúmìdù]
熱流密度 英文
density of heat flow
  • 流 : 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...
  • 密 : Ⅰ名詞1 （秘密） secret 2 [紡織] （密度） density 3 （姓氏） a surname Ⅱ形容詞1 （距離近; 空隙小）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 熱流 : 1 （激動振奮的感受） warm current 2 [氣象學] thermal current; [熱學] heat transmission; thermal f...
  1. It is also found that the telluric heat flow value is stripped from south to the north and dispersed from east to the west

    下地殼電性結構和速度結構明顯具有縱向分層和橫向分塊的特點，其熱流密度值具有明顯的南北條帶性和東西分塊性。
  2. The results indicate that the qualitative behavior in this process is similar to that observed in condensation of vapor at or above atmosphere pressure, the coefficient of heat transfer for condensation in tube, the coefficient of heat transfer in total increase with the increasing of heat flux density and vapor pressure. however, heat flux density and vapor pressure have a more significant effect on them

    發現水平管內低壓蒸汽冷凝過程與常壓條件下蒸汽冷凝過程相同，管內冷凝傳熱膜系數、總傳熱系數隨熱流密度、蒸汽壓力的增大而增大，但熱流密度、蒸汽壓力對低壓蒸汽冷凝有著更為顯著的影響，管外冷卻水流量對其影響並不明顯。
  3. And experimental study on the heat transfer performance and pressure drop characteristic of the process of bubbling evaporative cooling are carried. as there are so little attention and studies on the process bubbling evaporative cooling about heat transfer in the world at present, this paper mainly deals with the effects of the different bare tower velocity, weir height, heat flux density and plate perforation geometries on the heat transfer coefficient and the pressure drop of the process of air flowing

    由於目前國內外對鼓泡蒸發冷卻過程在換熱方面的關注和研究較少，本文對不同空塔速度、不同堰高、不同熱流密度、多孔板的不同幾何尺寸對換熱系數及空氣流動過程阻力的影響進行了實驗研究及理論分析，總結了本實驗條件下換熱及阻力的實驗關聯式。
  4. The result of thermal analysis for coupled - cavity slow - wave structure had been achieved in the form of temperature contour figure and heat flow density vector figure

    對耦合腔慢波結構熱特性的模擬得到了以溫度分佈雲圖和熱流密度矢量圖方式表示的結果。
  5. The simulation results show that the model can reflect the distribution of heat flow density under the dissimilarity load, and then made up the shortage of zero - dimension model and three - dimension model

    通過在不同負荷下的模擬計算，說明了該模型能夠反映不同負荷下爐膛內的熱流密度分佈的不同，從而彌補了零維模型和三維模擬的不足。
  6. The interior temperature distribution and ablation model of projectile wing is established from general transmitting heat differential equation ; at the same time, the heat flow density and pressure distribution model of projectile wing is also established

    從一般形式的導熱微分方程出發，逐步建立了彈翼內部溫度分佈和燒蝕的數學計算模型；與此同時，建立了彈翼表面的熱流密度和壓力分佈的數學模型。
  7. The experimental results show that water jet impingement induces higher heat flux, higher critical temperature and narrower transition temperature range

    水冷實驗數據分析結果表明：射流能提高熱流密度和臨界溫度，縮小過渡區溫度區間。
  8. By analyzing and processing bountiful experimental data collected in short time, the curves of temperature variation of fast transient nucleate boiling are then drawn with wavelet analysis theory. also by setting up the mathematical model and applying the temperature variation curves to this mathematical model, heat flux density can be resolved

    利用數學方法? ?小波理論成功分離了快速數據採集系統中溫度信號和噪音信號，得到瞬態沸騰的溫度變化曲線；並通過建立數學模型、利用實驗所得的溫度變化曲線，求解出瞬態熱流密度。
  9. 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氣動加熱的工程計算方法.給出了軸對稱、非軸對稱和機翼前緣等各種外形駐點熱流密度的計算，分析和比較了平板、錐體的層流和湍流熱流密度計算的各種方法，概述了航天飛機迎風面中心線和離開中心線橫向熱流密度的計算.計算結果表明，本文方法用在航天飛機氣動熱環境初步設計中比較簡單並且有足夠精度
  10. The wall of this testing tube is in definite heat flux ( e. g. the second boundary condition )

    管道壁面是定熱流密度（第二類邊界條件） 。
  11. In this condition heat convection inside and outside of tube are coupled. coefficient of convective heat transfer inside and outside of tube gotten through such way compare with coefficient of convective heat transfer inside and outside of tube gotten through by electricity. for comparability between this two condition, the average heat flux on the tube must be equal for this two condition

    這種情況下管內外對流換熱是藕合的，得到的管內外對流換熱系數分別與電加熱管道壁面的邊界條件下管內和管外流動的對流換熱系數相對比，為了使他們具有可比性，我們規定在這兩種邊界條件下通過管子的平均熱流密度相等。
  12. Concentric jacket pipe surrounded the test condenser. steam was generated in the boiler, flowed upward to the inlet of connection pipes, then flowed downward into the condenser tube, the cooling water flowed countercurrently through the annulus. the experiment covered the range of the pressure 1. 0 ~ 3. 0bar, heating power 2. 0 ~ 15. 0kw, steam mass flow rate 0. 001 ~ 0. 004kg / s, air mass flow rate 0. 0 ~ 0. 00163kg / s, and cooling water temperature 20 - 60 ?

    在系統壓力為0 . 1 0 . 3mpa ，加熱功率為2 15kw ，蒸汽質量流量為0 . 001 0 . 004kg s ，空氣質量流量為0 . 0 0 . 00163kg s ，二次側冷卻水溫度20 60的范圍內，系統研究了豎直下降管內含有空氣的蒸汽冷凝特性，獲得了不同壓力、不同空氣含量和不同加熱功率下，冷凝段的溫度分佈和局部熱流密度的數據。
  13. From the experimental study, we gained function curve of heat flux and surface excess temperature under the atmospheric pressure. it will provide the base of farther development in the future

    通過實驗，得出了常壓下得熱流密度與壁面過余溫度的關系曲線，為今後的進一步研究提供了基礎。
  14. Heat and mass transfer analysis of porous materials under laser irradiation

    高熱流密度激光作用下含濕多孔材料的傳熱傳質分析
  15. As we know, heat pipe is a high efficient component of heat transfer which is especially applicable to the situation of high heat flux

    熱管是一種高效傳熱元件，特別適用於小溫差高熱流密度條件下的散熱。
  16. Thermal dissipation of electronic equipments is rising more and more quickly, but their volume is smaller and smaller. the heat flux of component is increasing geminately. the fluid cooling system plays an important role in industry production, aeronautics and astronautics, military equipment of national defence

    隨著電子設備的發熱量越來越大，而器件本身的體積越來越小，器件的熱流密度成倍增加，液體冷卻系統在工業生產、航空航天、國防軍事裝備等領域的電子設備散熱設計中發揮著重要作用。
  17. With the increasing of weir height, the pressure drop increases. and it is independent of bare tower velocity and plate dimension. the correlation before was corrected as follows : pl 3911z this paper analyzed the heat transfer coefficient between the outer wall of heat tubes and cooling water

    堰高越高，換熱系數越大；在鼓泡范圍內，空塔速度越大，換熱系數越大；在本實驗條件下，熱流密度在10kw / m2附近換熱系數達到最大值。
  18. The following is the experimental investigations on solidification process of stearic acid. the influences which the inlet temperature and reynolds number of the cooling water have on the solidification process are presented. figures that display how heat flux change versus time has been drawn and analyzed

    然後是硬脂酸凝固問題的實驗研究，分析了換熱流體進口溫度、換熱流體re數大小對凝固過程的影響，繪制了凝固過程中熱流密度變化曲線，比較了螺旋肋肋寬對強化傳熱效果的影響。
  19. According to heat load source of die cavity, temperature distribution gradient equations and heat flux equations and the peak value equations of temperature load at die cavity surface have been obtained with research of temperature distribution and transfer laws of die surface by unsteady heat transfer theory

    摘要根據鍛模型腔熱負荷來源，通過非穩態傳熱理論，分析研究了模具工作表面層的溫度分佈與傳遞規律，給出了型腔表面溫度分佈梯度和熱流密度公式，並給出了鍛模型腔表面的溫度負荷峰值的計算公式。
  20. In this thesis, the 2 dimensional ( 2d ) and 3 dimensional ( 3d ) models of the sls of 316 stainless steel powder were constructed. apdl ( ansys parameter design language ) was used to control the density of thermal flow, velocity and path of scanning

    本文建立了316不銹鋼粉末激光燒結的二維、三維模型;運用apdl語言控制熱源的熱流密度、移動速度以及掃描軌跡;研究了單層多道和單道多層燒結的溫度場和應力場。
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