A new method for numerical solution of convective heat transfer problems is presented.
本文给出了一种求解对流传热问题的分步杂交方法。
The higher the Renolds number, the more intensive the convective heat transfer inside the hole.
孔内雷诺数对换热增强幅度影响较大,孔内雷诺数越高,换热增强越大。
The equivalent convective heat transfer coefficient is used to assess the heat transfer performance.
研究中采用等效对流传热系数等作为评价传热性能的指标。
The relational expression of natural convective heat transfer of isothermal vertical strip was found.
以条宽为特征量,得出了竖窄条自然对流换热关系式。
The experimental method of reversed heat flow is often taken when studying on convective heat transfer.
在研究对流换热时,常采取反向热流的实验方法。
High frequency instabilities result in grossly increased convective heat transfer coefficients in the chamber walls.
高频不稳定性使室壁对流传热系数大大增加。
If the convective heat transfer coefficient is great enough, its rechange has smaller effect on temperature response.
当对流换热系数足够大时,再改变对流换热系数对温度影响较小。
It appears that improvement of convective heat transfer is very important for enhancement of flux and heat efficiency.
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。
So far the convective heat transfer coefficient of the building wall's exterior surface has not been studied systematically.
到目前为止建筑墙体外表面对流换热系数还没有得到系统的研究。
The experimental study of convective heat transfer in an In-line Tube Panel is carried out on the wind channel test apparatus.
在风洞实验台上进行了顺列管屏对流传热的实验研究。
It demonstrate the new principle of convective heat transfer enhancement by changing the Angle between fluid flow and heat flux.
从而验证了改变气流方向和热流密度矢量之间夹角可以强化换热的这一强化传热新原理。
This paper introduces the intensive measures for convective heat transfer under no-phase transformation on tubular heat exchangers.
介绍了管式换热器无相变时强化对流给热的措施。
The results demonstrate that the convective heat transfer intensifies greatly and varies in the region inside all the hole entrances.
结果表明:三种进气角度的小孔在孔进口区的换热增强幅度都较大,并且在进口区不同位置增幅差别都很大;
E. M. The boundary condition consists of convective heat transfer of gas heating, internal cooling, film cooling and impinging cooling.
计算的边界条件包括燃气加热,内部对流冷却,气膜冷却和冲击冷却的对流换热。
The convective heat transfer decreased by 9% compared with air combustion. The operation resistance of flue gas side decreases largely.
对流换热所占份额相对于空气燃烧减少约9%,锅炉烟气侧的运行阻力大幅减小。
It is shown that there exists a thermal boundary layer for the convective heat transfer of ideal fluids also, similar to that for viscous fluid.
结果表明:理想流体的对流传热与黏性流体同样存在着热边界层。
Conclusions can be drawn that changes of the convective heat transfer coefficients can bring error because of the appearance of heat flux sensors.
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。
Applies the method of surface heat transfer analysis to calculating the convective heat transfer coefficient in order to solute the wall temperature.
建立了室内表面对流辐射耦合换热方程,着重讨论了采用表面换热分析法求解表面传热系数以求解壁温的方法。
The convective heat transfer coefficient(CHTC) of building exterior surface is an important parameter for energy-saving and urban environment simulation.
建筑外表面对流换热系数是建筑节能和城市环境模拟中的重要参数。
For the three-phase flow gravity heat pipe without built-in pipe, the equivalent convective heat transfer coefficient increases as the heating power increases.
对于无内置管的三相流重力热管,随着加热功率的增加,等效对流传热系数增大。
The friction and convective heat transfer of single phase water flow in a vertical heated tube at natural circulation condition were experimentally investigated.
以常压去离子水为工质,对自然循环工况下上升加热段内单相水的摩擦阻力及对流传热特性进行了实验研究。
Because the heat transfer surface on both sides of the convective heat transfer coefficient is equal or close to the heat transfer coefficient for larger values.
因为在传热表面两侧对流换热系数相等或接近时传热系数获得较大值。
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.
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。
Normally, coefficient of convective heat transfer is gotten through experiments which is heating testing tube by electricity and computed through Newton cooling law.
通常,对流换热系数是在实验中以电加热试验管壁面后根据牛顿冷却定律计算得来的。
Conventional heat exchangers of convective heat transfer for the recovery of diesel exhaust heat suffer from easily fouled heating surfaces and a low heat transfer factor.
传统的对流换热式柴油机余热锅炉存在受热面容易污染和传热系数低的缺点。
It is illuminated that the equivalent thermal exergy transfer model can be used to describe the convective heat transfer process between the hot air and oil layer in situ combustion.
等效热传递模型可用于描述火驱工程实践中热空气与油层的对流换热过程。
The results show that 15% indefinite quantities of convective heat transfer on the surface can lead to 15 ~ 20% indefinite quantities of building envelopes when estimating heat flux.
研究表明,表面对流换热系数15%的不确定量可以导致建筑围护结构预测热流15 ~ 20%的不确定量。
According to the theory of similarity, using aerodynamic model, this paper has studied the convective heat transfer in the firing zone by means of counter-thermal-flow local simulation.
本文根据相似论原理,利用空气动力模型,采取局部模拟方法,研究了隧道窑烧成带的对流传热。
Based on the boundary layer turbulence convective heat transfer theory in heat transfer, we establish the mathematical model of convective heat transfer on the urban waterproof surface.
以传热学边界层湍流对流换热理论为理论基础,利用实测数据建立城市不透水表面对流换热的数学模型。
Based on the boundary layer turbulence convective heat transfer theory in heat transfer, we establish the mathematical model of convective heat transfer on the urban waterproof surface.
以传热学边界层湍流对流换热理论为理论基础,利用实测数据建立城市不透水表面对流换热的数学模型。
应用推荐