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 effects of absorption coefficient, refractive index, heat conductivity, convective heat-transfer coefficient and radiative properties of the surf ace on the temperature field are discussed too.
物料加热表面受到对流冷却,并讨论了物料的吸收系数,折射率,导热系数,换热系数,物料表面辐射特性对温度场的影响。
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。
Experimental results show that the condensation heat transfer coefficient of thermoexcel-C tube decreases as the saturation vapor temperature increasing.
实验结果表明:随着饱和蒸汽温度的提高,C管的凝结换热系数下降。
The evaporation temperature has negligible effect on the average evaporation heat transfer coefficient at the same oil concentration.
同一含油率下,蒸发温度对平均换热系数影响不大。
It is shown that absorption coefficient and clad radius of fiber, heat transfer coefficient and pumping method can affect temperature distribution.
分析结果表明,光纤的包层半径、传热系数以及抽运方式对光纤中的温度分布有很大的影响。
When the battery surface temperature is in the phase change temperature range, the cooling effect is not obvious by continuing increasing material thickness and convective heat transfer coefficient.
当电池表面温度处于相变材料的相变温度区间时,继续增加材料厚度和对流换热系数散热效果不显著;
The temperature field with phase transformation and non-linear surface heat-transfer coefficient of steel 1045 during quenching is calculated with ANSYS program.
应用有限元分析软件ANSYS计算了1045钢淬火时具有相变和非线性表面换热系数的温度场。
States some basic methods of heat transfer coefficient measurement, USES and steady method to measure a low temperature cold storage, and verifies experimental data through unsteady integral method.
简述对于低温冷库传热系数测量所采用的一般方法,采用稳态法对一低温试验冷库进行实验,然后通过非稳态积分法对试验数据进行验证。
And the higher saturated vapor pressure of trace elements is, the greater effect gasification temperature has on mass transfer coefficient of trace elements.
元素的饱和蒸气压力越大,气化温度对其挥发速率影响也越明显。
The purpose of this article is to study the relation of the interface heat transfer coefficient with initial temperature of specimen and pressure as two non-isothermal cylinders contact each other.
研究了两个不同温度的圆柱体在相互热压时,其间的接触热传导系数与热工件的初始温度及压力之间的关系。
The effects of technical parameters to quenching result are researched, heat transfer coefficient, preheat temperature and quenchant temperature are regarded as the object variable.
结果表明,换热系数是影响淬火结果的主要因素,淬火介质的温度及零件的预热温度对于零件淬火后的性能影响很小;
RESULTS: Coefficient of mass transfer was slowly increased as the extraction temperature elevated, and was in accord with flow and in contrast with pressure.
结果本法在萃取川芎挥发油得到的传质系数随着温度的升高略为增大,随着流量的增大而增大,随着压力的增大而减少。
The results show that overall mass transfer coefficient (decreases) but length of adsorption zone increases with an increase in adsorption temperature.
结果表明:吸附温度升高时,总传质系数减小,吸附带长度增大。
In addition, the overall mass transfer coefficient and the flux increased with the increasing flow rate under similar temperature.
另外,同一温度下,增加进料流量,传质系数增大,通量增加。
The results are as follows: at low velocity, the heat transfer coefficient is nearly proportional to the average velocity and velocity and temperature gradient are in good synergy.
结果表明:当流速很低时,速度与换热系数几乎成线性变化,场的协同性很好;
Experiments proved that the calculation results are believable. The influence of deposition rate, coefficient of heat transfer and spraying process on coating temperature field was discussed.
以实验验证计算结果,并详细讨论了喷涂沉积速率、界面传热系数以及间歇喷涂对涂层温度场的影响。
Improve the heat transfer efficiency of plate heat exchanger is to improve the heat transfer coefficient and key logarithmic mean temperature difference.
提高板式换热器传热效率的关键是提高传热系数和对数平均温差。
After determining the heat transfer coefficient of oil, the temperature, microstructure and stress variations during quenching were analyzed.
在实测了淬火油换热系数的基础上,对轴对称空心圆柱体淬火时的温度场和组织场进行了模拟。
The method can evaluate the temperature-dependent heat transfer coefficient with the coupling calculation of temperature and latent heat according to the temperature curve …
在计算过程中,通过有限元法得到工件内部相应位置在相应时间段所产生相变潜热,并将各单元的相变潜热与单元温度场进行耦合计算。
Through the analysis of the tested results of the temperature response, not only the heat transfer coefficient and the energy consumption under that condition can be found, but also the quality...
对温度响应的测试结果进行分析可以求得测试条件下的散热系数、耗能情况,同时也可以对干燥窑的性能作出评价。
Through the analysis of the tested results of the temperature response, not only the heat transfer coefficient and the energy consumption under that condition can be found, but also the quality...
对温度响应的测试结果进行分析可以求得测试条件下的散热系数、耗能情况,同时也可以对干燥窑的性能作出评价。
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