默认值代表的是自由空气的对流系数。
CNVCOF定义了用于确定对流热传导的对流系数。
CNVCOF specifies the convection coefficient which is used in determining convection heat transfer.
磨削区冷却液的热对流系数已由流体动力学和传热学模型估算得到。
The convection heat transfer coefficient of coolant within the grinding zone has been estimated using hydrodynamic and thermal modeling.
当温度值位于给定的数据范围内时,使用线性内插值法确定对流系数。
When temperatures lie within the specified data range, linear interpolation is used to determine the convection coefficient. When.
由对流扩散方程的对流系数和扩散系数确定了局域平衡分布函数的系数。
The coefficients in the equilibrium distribution are determined by the convection coefficient and the diffusion coefficient.
应用交替分段显隐方法求解变系数对流扩散方程,此方法具有很好的并行性且无条件稳定。
Using alternating segment explicit implicit method for the variable coefficient convection diffusion equation. The method has the obvious property of parallelism and is unconditionally stable.
结果表明,提高对流传热系数是提高膜蒸馏热效率和渗透通量的关键。
It appears that improvement of convective heat transfer is very important for enhancement of flux and heat efficiency.
传热系数,热阻率,导热系数,换热器,热对流,热传导,热辐射,对流传热。
Heat-transfer coefficient, heat resistivity, heat conductivity, heat exchanger, heating convection, heat conduction, heat radiation, heat convection exchange.
计算得出,由于热流计测头的出现,对流换热系数的变化会给热流测量带来较大误差。
Conclusions can be drawn that changes of the convective heat transfer coefficients can bring error because of the appearance of heat flux sensors.
主要考虑了喷嘴的结构参数,气液比(ALR),液体粘度等因素对流量系数的影响。
The influence factors considered are as follows: the structure parameters, ALR and the viscosity of the liquid.
响应系数方法对流场处理得非常简单。
The response factor approach involves a much simplified treatment of the flow field.
本文全面分析了各因素对对流换热系数精度的影响,并进行了定量分析。
The influence of various parameters on the measuring accuracy of the convective heat-transfer coefficient was analyzed quantitatively.
应用因次分析和实验测定相结合的方法,对恒速干燥阶段的对流传热系数进行了研究。
The study is about the coefficient of heat transfer of convection in the stage of Constant rate of drying with the ways of dimensional analysis and the experiments.
四是对流速修正系数进行了分析和研究。
高频不稳定性使室壁对流传热系数大大增加。
High frequency instabilities result in grossly increased convective heat transfer coefficients in the chamber walls.
结果表明,封闭式纵向翅片管的散热量、金属热强度以及自然对流换热系数都要高于开放式翅片管。
As a result, heat dissipating capacity, metal thermal intensity and free convection heat transfer coefficient of the longitudinal closed finned tube are higher than those of the open finned tube.
这就使不锈钢管的对流放热系数比铜管的对流放热系数大。
This makes the convective heat transfer coefficient of the stainless steel tube is larger than that of the convection heat transfer coefficient of the copper tube.
用修正L M关系式整理了两相强制对流放热系数。
Two phase forced convection heat transfer coefficients are correlated as function of Lockhart Martinelli parameter.
列车速度提高可以增强车壁的对流换热系数,进而减小辐射的影响,降低壁面综合温度。
Accelerating the train speed will increase convection and cut down the influence of radiation so as to lower the integrated temperature of walls.
对流一扩散方程中扩散系数反演问题,可以归结为一个特殊的非线性算子方程求解问题。
The problem of determining the diffusive coefficients can be formulated as one of solving a special nonlinear operator equation.
一般通过实验的方法求得,即运用牛顿冷却公式求出管外对流换热系数,进而求得管外努谢尔数。
It is generally obtained by the experimental method, namely using Newton cooling formula to get tube outside heat transfer coefficient, then get the tube outside Nusselt number.
该算法的优点是特别适用于求解变系数的对流占优扩散方程,能更有效地消除数值振荡现象。
The advantage of this scheme is very adaptable to obtain the solution of the equations with variable coefficient and can eliminate the numerical oscillations more efficiently.
同时也获得了多股射流冲击冷却的对流换热系数等值线谱图。
The isograms of heat transfer coefficients of impingement cooling are also obtained.
然而,更完善的办法应该是同时再确定换热器冷、热两侧流体的对流换热系数,以便找出问题所在并进行改进。
However, the more consummately method should confirm the convection coefficient of heat-side and cold-side liquid, so as to find out the problem and to ameliorate it.
影响双金属轧片式翅片管的传热性能的一个重要因素是管外气体一侧的对流换热系数。
A important factor affecting heat transfer ability of double metal rolling fin tubes is gas-side heat transfer coefficient.
介绍了汽轮机动叶片叶身平均对流换热表面传热系数和叶片流道下壁面对流换热表面传热系数的计算方法和计算公式。
Method and formulae for calculating the mean forced convection heat-transfer coefficient of the blade surface, as well as for the blade passage's bottom wall, are introduced.
对流换热系数随着颗粒直径的增大而增大。
The coefficient of convection heat transfer increases with increasing the particle diameters.
考察了对流换热系数、吸收系数对三层复合层瞬态耦合换热的影响。
The influences of convective coefficient and absorbing coefficient on coupled heat transfer are investigated in detail.
考察了对流换热系数、吸收系数对三层复合层瞬态耦合换热的影响。
The influences of convective coefficient and absorbing coefficient on coupled heat transfer are investigated in detail.
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