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自然对流     
相关语句
  natural convection
     Experimental Study on The Instability and Transition of the Natural Convection Boundary Layer
     竖直加热平板自然对流边界层中流动稳定性与转捩过程的实验研究
短句来源
     numerical simulation was performed for the natural convection from arrays of vertically separated horizontal cylinders in an infinite space with 2,4,6 tubes,number range from 102 to 104,/ =1.25,2,3,5,9,11,=0.7 and the flow is laminar.
     对具有2,4,6根管的管排在大空间内的自然对流进行了数值模拟。 参数范围为102<<104,/=1.25,2,3,5,9,11,=0.7,流态为层流。
短句来源
     Results show that for the single structure, the natural convection is appeared respectively in the ballast with the diameters of 2–4 cm, 4–6 cm, 6–8 cm and 10– 15 cm, among which the ballast with diameter of 4–6 cm provides the best cooling effect.
     试验结果表明,碎石粒径为2~4 cm、4~6 cm、6~8 cm 和10~15 cm 的单一结构碎石体中均可产生自然对流机制,其中以碎石粒径为4~6 cm 的碎石体降温效果最佳。
短句来源
     By means of numerical analysis, the critical non-dimensional parameter which indicates the negligible effect of natural convection in the mixed convection is Gr/Re~n(n=1.6 - 2.0).
     通过一系列的数值研究,得到了舱内混合对流可忽略自然对流影响的临界参数Gr/Re~n(n=1.6~2.0)。
短句来源
     Experimental data for natural convection heat transfer from a horizontal cylinder in the Rayleigh number range higher than 2 × 107 have been obtained in this paper.
     本文充实了Ra数高于2×107范围内横圆柱外自然对流换热的实验数据。
短句来源
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  free convection
     Laser Holographic Interferometry of Heat Transfer by Free Convection in Horizontally Offset Elliptic Tubes
     水平偏置椭圆管自然对流放热的激光干涉测量
短句来源
     The Numerical Solution for a Temperature Boundary Layer under Free Convection
     自然对流温度边界层的数值解
短句来源
     Under the conditions of free convection for air,extra-voltage of 33? kV,and liquid flow rate of 80?
     在空气自然对流、外加电压为33 kV和液体流量为80 mL/min的条件下,对E.
短句来源
     Finite Element Methods for Strong Free Convection Fluid──For Chemical Vapor Deposition Reactors
     强自然对流流体的有限元解法──用于化学气相淀积反应器
短句来源
     According to the empirical relations of Kreith and Gryzagoridis the free convection heat transfer coefficient h at Tangula Mountain Pass is only 73% of that at the sea level for a vertical plane if only the barometric pressure variation is considered.
     按照Kreith和Gryzagoridis提出的经验公式 ,若仅考虑气压的影响 ,在唐古拉山垭口处竖平壁的自然对流换热系数h仅为海平面处的 73%。
短句来源
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  nature convection
     This paper proves that frost growth is slower on vertical cold hydrophobic coating surface in nature convection with micro observation experiment and analyzes the causes according to phase change dynamics theory.
     本文通过在自然对流条件下 ,竖直冷平板上疏水表面与普通金属表面霜生长过程显微动态观察实验 ,证明疏水表面有利于延缓霜的生长并根据相变动力学理论 ,分析了原因。
短句来源
     In order to study the process of the frost formatiom in the nature convection and the influence of the parameters such as voltage and cold face temperature etc.
     为研究高压电场下,自然对流蒸发器表面结霜的过程及电压等参数对该结霜过程的影响,对其在肋片式换热器的结霜过程进行了微细观可视化研究。
短句来源
     THE CONTRAST STUDY OF FROST FORMATION ON COLD HYDROPHOBIC COATING SURFACE AND COMMON METAL SURFACE IN NATURE CONVECTION
     自然对流条件下疏水表面与普通金属表面霜生长的对比研究
短句来源
     Adsorption performance was studied in different regeneration thermal boundary condition,compared with that in nature convection boundary condition,the experimental results show that the temperature and adsorption capacity of adsorption bed has increased about 78.6% and 95% in thermal insulation boundary condition respectively.
     研究了在不同热边界条件下吸附床解吸后的吸附特性。 实验结果表明:与自然对流情况比较,吸附床外部的绝热措施使解吸时床层温度提高78.6%左右,同时绝热解吸后吸附容量提高95%左右;
短句来源
     Numerical Simulation of the Solidification Process Under the Effect of Nature Convection
     自然对流作用下的凝固过程数值模拟
短句来源
更多       
  natural convective
     A EXPERIMENTAL STUDY OF NATURAL CONVECTIVE HEAT TRANSFER OF AIR IN VERTICAL ANNULAR ON THE HIGH RAYLEIGH NUMBER CONDITION
     高Rayleigh数条件下竖圆环夹层内自然对流换热的实验研究
短句来源
     An Experimental Study of Natural Convective Heat Transfer in the Inclined Annulus
     倾斜环形夹层自然对流换热实验研究
短句来源
     Experimental study of natural convective subcooled boiling heattransfer in a vertical annular channel
     竖直窄环隙流道自然对流过冷沸腾实验研究
短句来源
     The Study on Natural Convective Subcooled Boiling Heat Transfer in Vertical Narrow Annulars
     竖直窄环隙流道自然对流过冷沸腾换热研究
短句来源
     ANALOGIC EFFECT OF LOW VACUUM AND MICROGRAVITY ON NATURAL CONVECTIVE TRANSFER OF HEAT IN GASES IN SPACE DEVICES
     低真空、微重力对空间装置中气体自然对流传热的相似影响
短句来源
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  natural convection
Natural convection heat transfer of water in a horizontal circular gap
      
An experimental study on the natural convection heat transfer on a horizontal downward facing heated surface in a water gap was carried out under atmospheric pressure conditions.
      
The results show that the buoyancy force acts as a resistance force for natural convection heat transfer on a downward facing horizontal heated surface in a confined space.
      
For the estimation of the natural convection heat transfer under the present conditions, empirical correlations in which Nusselt number is expressed as a function of the Rayleigh number, or both Rayleigh and Prandtl numbers, may be used.
      
Because the rotational flow of the internal groove reduced the effect of natural convection, the internal wall temperature of internally ribbed tube uniformly distributed along the circumference.
      
更多          
  free convection
Numerical study of branching for free convection in a closed cavity
      
Numerical study of free convection with heating from above
      
The temperature and velocity fields associated with the free convection of a liquid near a thin heated wire situated close to the horizontal surface of the liquid were studied experimentally.
      
Free convection in a gas in the absence of external forces
      
Stability of laminar flow of liquid in vertical layers with free convection
      
更多          
  natural convective
Natural convective diffusion between two nonconcentric spheres
      
A study is made of the natural convective diffusion in a nonconcentric spherical layer formed by a ball of radius R1 in a sphere of radius R2.
      
Numerical investigation of natural convective motions in a rotating cube
      
Time-dependent natural convective heat transfer in a closed rectangular domain with heat-conducting boundaries of finite thickness is investigated numerically in the case of local heating on the inner side of the vertical wall.
      
Natural convective heat and mass transfer on a vertical heated plate for water flow containing metal corrosion particles
      
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