对于直埋地下的管道,由于环境热阻比较复杂,其传热计算方法尚不统一。
There is no uniform calculation method for buried directly pipeline because of more complicated circumstances of thermal resistance.
本文针对间歇式炉使用高速燃烧器,提出了强对流体系下炉内辐射传热计算方法。
In accordance with the intermittent furnace of applying high-speed burners, this paper puts forward a calculation method of radiation heat transfer within furnace under a strong convection system.
用血管树作为内热源进行生物体三维温度场重构是一种较为精确的生物传热计算方法。
Simulation of the 3D temperature field of the organism as the arterial tree is taken as a heat source is an accurate way to calculate the bio-heat transfer.
分析了高空模拟试验舱的传热与舱压分布,并提出了计算方法,为高模试验舱的结构设计提供了参考。
This paper analyzed the heat transfer and the distribution of pressure in the high-altitude simulated test module, and proposed the methods of calculation.
对高能量密度激光匙孔焊接过程的二维准稳态传热进行了计算方法的研究。
A numerical method is presented for the two dimensional quasi steady state heat transfer on high power density laser welding processes according to the keyhole model.
提出了螺旋板式换热器用于气-液热交换时的流动阻力以及传热设计的计算方法。
A calculation method is presented for heat transfer and flow resistance of a spiral plate heat exchanger for the gas-liquid.
提出了密闭型蒸气管回转干燥机传热系数及停留时间等主要工艺参数的计算方法。
The calculation method of some important parameters, such as the heat transfer coefficient, dead time and so on of the closed steam tube rotary dryers was proposed.
本文介绍了管式加热炉辐射室传热的数学模型和计算方法近来的一些进展。
The mathematical models and calculating methods for radiation heat transfer in furnaces are reviewed.
提出了汽轮机汽缸传热系数的计算方法。
A method for calculating the heat transfer coefficient of steam turbine casings is being presented.
根据电热基本原理和传热学理论推导出了直接电热电阻炉在恒压加热制度下,电热参数的计算方法。
Based on electrothermal principle and heat transfer theory, calculation formulas of electro heat parameters for direct resistance heating appliance are deduced in this paper.
提出了大功率汽轮机叶轮轮缘总传热系数的计算方法。
A way of calculating the overall heat transfer coefficient of wheel rims of large capacity steam turbines is being suggested.
介绍凝汽器汽相流场与传热特性的数值计算方法及算例分析。
The paper presents an introduction to a numerical calculation method of the steam flow field and heat transfer performance ot condensers, accompanied by the analysis of a calculated example.
最后通过能耗模拟,比较了动态计算方法和有效传热系数法的差别。
Finally through simulation of energy consumption, we analyze the difference between dynamic analysis method and the effective heat transfer coefficient method.
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.
从传热学基本原理出发,推导出结晶性平板状注塑制品冷却时间的几种计算方法。
Several methods to determine the cooling time of injection molded slabs of crystalline plastics are discussed based on the theory of heat transfer.
本文阐述多股流板翅式换热器传热计算中的数据处理、数学模型、计算方法和框图。
This paper describes data processing, mathematical models, calculation methods and flowcharts in the heat transfer calculation for multi - fluid plate-fin heat exchangers.
通过对墙体非稳态传热数值计算方法的研究,确立了本文理论模型计算的方法。
Confirm the calculating method of theoretical model, through researching the calculating method of wall's unsteady heat transfer.
提出了适合中心回燃式锅炉燃烧室传热的计算方法,并通过实验加以验证。
According to the above theory, a new heat transfer calculation method suitable for central reverse flame oil(gas)-fired boiler was brought forward and verified b…
与实验结果的对比表明本文的计算方法是合理的,计算结果揭示了该型盘腔结构的流动传热基本特征和规律。
The results showed that the present calculation is satisfactory. The basic characteristics of flow and heat transfer inside this rotating disc cavity were revealed.
采用分区耦合的计算方法,实现了对工业焦化炉从燃烧器、炉膛、炉管整体几何结构的仿真,并且对焦化炉内流动、燃烧和传热全部工艺过程进行了模拟。
The whole geometric structures of combustor, combustion chamber and furnace tube in delayed coking furnace were accurately calculated by the whole-coupling method.
通过数值计算方法对传热管轴向导热的影响进行了分析。
The effect of axial heat conduction on a heat transfer pipe is analyzed by numerical method.
本文比较了计算辐射传热的三种数值计算方法:区域法、假想面法和热流法,提出了用假想面法进行矮烟罩内辐射传热计算。
Compared with zone method and heat flux method, imaginary plane method is a better way to calculate the radiative heat transfer.
本文介绍了一种再生式换热器的传热传质数学模型和温度场的计算方法。这种换热器具有两段以不同材料做传热元件的转子。
Paper introduces a mathematical model for heat and mass transfer of a rotary regenerative heat exchanger as well as the calculation method of temperature field.
为了解决滚塑成型工艺中加热时间难以确定的问题,依据传热学和界面运动理论进行了滚塑成型加热时间的研究,提出了模具和树脂粉料加热时间的计算方法。
The heating times during the rotational molding of the hollow plastic products were studied according to the theory of heat transfer and interfacial movement, and an algorithm was proposed.
通过对管壳式换热器现场测试工作进行总结,提出了管壳式换热器的传热性能的热工检测方法与校核计算方法。
Based on the on - site testing of the pipe - shell heat exchanger, ways to test and check - up the heat transfer property of the pipe - shell heat exchanger are suggested int...
本文根据传热学的基本原理,采用冷却单元计算法推导得到了一套完整的关于扁圆管单面贴壁冷却方式的理论计算方法。
In this paper a theoretical calculation method of one-side cooling of flattened tube welded on a wall was obtained by calculation of cooling elements.
分析结果表明,采用常压计算方法进行加压传热传质计算,将产生较大的偏差。
The results show that mass transfer rate at elevated pressure is different from that at atmosphere…
从传热学中的特征式关联式出发,给出一种电流引线冷却面积的计算方法,并以黄铜为例计算了电流引线的结构尺寸。
The section area can be worked out according to relational formula of characteristic formula in the heat transfer. As an example, the structural dimension of…
从传热学中的特征式关联式出发,给出一种电流引线冷却面积的计算方法,并以黄铜为例计算了电流引线的结构尺寸。
The section area can be worked out according to relational formula of characteristic formula in the heat transfer. As an example, the structural dimension of…
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