The numerical simulation results indicate that the finite volume method and spectral band model is suitable to deal with coupled radiation-conduction heat transfer of non-gray medium.
经与光线踪迹法、离散传递法的计算结果比较表明,谱带模型与有限体积解法相结合能处理多场耦合下非灰介质内的辐射换热。
The combined radiation and conduction heat transfer in multilayer perforated insulation material MLPIM in orbit were investigated. The energy equation of the reflective screen was established.
分析了空间多层打孔隔热材料中导热和辐射换热的复合传热问题,建立了关于反射屏的能量方程。
The artical introduces elementary equation, boundary and initial conditions of model of equivalent conduction heat transfer, physical property prarameters processing and the method of value solving.
介绍了等效传导传热模型的基本方程、界条件和初始条件、性参数的处理以及数值求解方法等。
Based on the results of the experiment, a FEM model for the heat transfer of the metallic honeycombed plate was established, which took the combination of heat conduction and radiation into account.
在试验结果的基础上,考虑传导和辐射传热的偶合作用,建立了该金属蜂窝平板传热的有限元分析模型。
Heat-transfer coefficient, heat resistivity, heat conductivity, heat exchanger, heating convection, heat conduction, heat radiation, heat convection exchange.
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。
According to the heat transfer of conduction, convection and radiation in between gas, kiln wall and clinker bed, established a one dimensional thermal model for the alumina clinker kiln.
综合考虑烟气、窑壁和料床间的传导、对流和辐射传热,建立了氧化铝熟料窑内一维传热模型。
The transfer of heat from one molecule to the next is known as conduction.
热从一个分子传到邻近分子的现象称为传导。
To study the dynamic heat conduction characters, the heat conduction transfer functions of the global shell heat conduction system were studied.
为分析球壳体导热系统的动态导热特性,推导了其导热传递函数的表达式。
It is found that the convection heat transfer plays an important part in the bulk above the return flow section and the heat conduction only rises in the bottom region.
研究表明,回流口截面以上区域传热以对流方式为主,底部区域则主要是逐层导热。
The results showed that the dynamic characters of transient heat conduction of fins can be described well and conveniently by using the heat conduction transfer functions of fins.
结果表明,利用导热传递函数可以全面而直观地描述翅片非稳态导热过程的动态特性。
The heat transfer coefficient is obtained by solution of semi-infinity heat conduction theory.
用半无限大导热理论对瞬态导热过程进行换热系数求解。
Microporous insulation products actually have thermal conductivity values lower than still air, due to their ability to block the three modes of heat transfer (conduction, convection and radiation).
微孔绝缘材料的热导值低于静态气流,这是由于该产品能阻碍热传递的三种方式的实现(热传导、对流和辐射)。
The evaporation model of micro heat pipe with triangular cross section was presented by analyzing both the heat transfer through the thin liquid film and the heat conduction along the heat pipe wall.
通过对薄液膜蒸发传热以及热管壁轴向导热的分析,对三角形截面微型热管的蒸发段建立了蒸发传热模型。
In this paper, heating power and stable heat conduction quality of the resistance-heat sealing machine were studied according to principles of heat transfer.
用热工基本原理,详细地叙述了电阻加热式封口器的加热功率及稳定导热量计算。
The radiation between the cell tube and the air feed tube and heat transfer by convection and conduction are also included in this model.
在传热模型中,除了考虑传导和对流换热外,本文也考虑了电池和空气进气管之间的辐射换热。
Radiation between cell tube and air feed tube and heat transfer by convection and conduction were also included in this model.
在传热模型中,除了考虑传导和对流换热外,也考虑了电池和空气进气管之间的辐射换热。
Radiation between cell tube and air feed tube and heat transfer by convection and conduction was also included in this model.
在传热模型中,除考虑传导和对流换热外,也考虑了电池和空气进气管之间的辐射换热。
This paper analyzes the calculation results of the hyperbolic heat conduction formula with considering volume absorption and convection heat transfer.
本文对考虑容积吸收及对流换热的影响后双曲型热传导方程的计算结果进行了分析。
The effect of axial heat conduction on a heat transfer pipe is analyzed by numerical 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 comparison experiment for conduction and radiation heat transfer was conducted.
在此基础上,对于接触导热和辐射传热进行对比实验。
In this paper, it is believed that the heat transfer mechanism of phase change in a capillary tube belongs to liquid film conduction and surface evaporation.
本文认为毛细管的相变传热机理为液膜的导热和表面蒸发;表面蒸发受蒸汽温度、汽液界面的温度以及汽液压力差的共同控制。
The model of conduction and radiation heat transfer in vacuum pellet materials is used and its numerical solution is given.
采用真空粉末材料的导热—辐射复合传热模型,给出数值求解结果。
The heat transfer of steel fluid in continuous casting mould is a stable process and can be depicted with three-dimensional stable heat conduction equation depending on tension speed.
连铸结晶器内钢液的传热可视为一个稳态过程,可用依赖于拉坯速度的三维稳态热传导方程描述。
Thermal conduction is the main way of heat transfer and the whole proportion of thermal radiation is less than 35%.
导热是主要热传递方式,辐射换热总体比例不超过35%。
A linearized method to solve the rectangular fin surface heat transfer involving radiation 'convection and conduction is given.
给出了矩形直肋散热器有对流、辐射及导热同时存在的复杂换热问题的一种线性化解析方法。
Thermal behavior of vacuum concentric tube annulus is a process involving combined heat transfer mode, in which the thermal conduction of low pressure gas plays an important role.
真空同心管套涉及传导、辐射等传热方式,其中低压气体的热传导非常复杂,是分析问题的关键。
Also, the dynamical property on the heat conduction of long cylinder is analyzed through the thermal transfer function.
用热学传递函数分析了长圆筒壁的导热动态特性。
When particles are attached to the surface of propellant, particles transfer heat to the propellant by conduction.
当颗粒粘在推进剂表面时,颗粒通过传导方式向推进剂传热。
This paper proposes an inverse heat conduction method model used in computer measurement and calculation to derive the heat transfer coefficient of quenchants during the quenching process.
提出了用计算机进行测量和计算淬火过程中淬火介质换热系数的反传热模型。
The heat transfer in laser deep penetration welding includes heat conduction and convection in the welding pool.
激光深熔焊接的传热过程包括热传导和焊接熔池内熔融材料的对流流动。
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