• In order to solve this problem, the effects of airflow velocity and airflow direction on heat transfer coefficient of wall surface are studied in this paper.

    为了解决这个难题,本文通过实验测试系统方法研究了风速风向墙体表面系数的影响。

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  • Thermal stress in meteoroids by aerodynamic heating is calculated for the ideal case of an isotropic, homogeneous, elastic sphere being heated at the surface with a constant heat transfer coefficient.

    对在各向同性均匀弹性具有恒定的热传导系数的球面上进行加热理想情况下计算陨星由于空气动力学加热而产生的应力

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  • Moreover, the variation law of mold surface hardness and interface heat transfer coefficient were studied.

    另外,研究了消失铸造铸型表面硬度界面系数变化规律

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  • 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.

    介绍了汽轮机动叶片叶身平均对流换热表面传热系数叶片流道壁面对流换热表面传热系数的计算方法计算公式。

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  • 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淬火具有相变非线性表面换热系数温度

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  • The convective heat transfer coefficient(CHTC) of building exterior surface is an important parameter for energy-saving and urban environment simulation.

    建筑表面对流换系数建筑节能城市环境模拟中的重要参数

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  • An experimental correlation of the averaged heat transfer coefficient on the main surface is formulated.

    根据实验结果给出了计算表面平均对流系数经验关系式。

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  • The effects of a side wall vertical jet on sudden-expansion channel's wall pressure coefficient, surface heat transfer coefficient and main flow recirculation zone length are discussed in detail.

    讨论垂直于突通道主流方向侧壁射流对壁面压力系数传热系数回流长度影响

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  • Analyses the determination of surface heat transfer coefficient, interior building envelope load, air infiltration load, equipment load and heat storage load, etc.

    分析民用建筑舒适性空调负荷计算表面传热系数内围护结构负荷、渗透风负荷、设备负荷、负荷的确定等问题。

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  • 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方程,着重讨论了采用表面换热分析法求解表面传热系数求解方法

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  • The magnitude of the maximum value, as well as the time to reach such maximum value, varies with geometry and surface heat-transfer coefficient.

    最大值及达到最大值的时间均随几何形状表面热传导系数而变。

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  • In this paper, some characteristics of turbulent exchange in surface layer, the austausch coefficient, heat flux transfer, etc.

    本文对于北京冬半年近地面湍流特性:湍流系数及湍流通量等,用各种方法进行计算和比较。

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  • The grooves on the heated surface lowered the flow resistance and enhanced the film heat transfer coefficient 2-3 times that of flat plates.

    相同雷诺数板平均表面系数是平板的2~3同时减小流动阻力

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  • The heat transfer coefficient at the contacting surface of two specimen was calculated.

    研究了非等温圆柱体热压传热规律,计算出接触表面热传导系数值

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  • Surface heat transfer coefficient is an important physical parameter which reflects energy transfer of interface and cooling capability of medium.

    淬火过程中表面系数反映界面能量传递介质冷却能力重要物理参数

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  • 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.

    因为传热表面两侧对流系数相等接近时传热系数获得较大值。

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  • It depends on many factors, such as material, size, surface conditions of a part, and so on. It is, therefore, difficult to evaluate the heat-transfer coefficient accurately.

    很多因素影响,工件的材质尺寸表面状态因此很难精确测定

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  • The results show that the heat transfer coefficient of wall surface is proportional to air velocity under normal airflow velocity, but it is not affected significantly by airflow direction.

    研究表明:在通常室内风速条件墙体表面系数与风速速率大小成正比,而风向对墙体表面换热系数的影响不明显。

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  • 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表面对流换系数没有得到系统研究

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  • 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表面对流换系数没有得到系统研究

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