对机器散热冷负荷计算中热迁移系数的取值问题进行了探讨。
Discusses some issues about determining thermal migration coefficient value for calculating the cooling load from machine.
应用连续介质的混合物理论研究了饱和正冻土中的水热迁移问题。
The paper discusses heat moisture migration in saturated freezing soil on the basis of mixture theory and continuum mechanics.
由于分散染料在织物上有色光偏移和热迁移现象,应注意染料的选择和控制后定形温度。
Due to shade deviation and thermal migration of disperse dye, so dyes selection and temperature control of post setting should be pay attention to.
本文提出了系数效应滞后的计算方法,数值模拟了饱水渠道冻结时水热迁移的二维非线性模型。
This paper presents the numerical simulation analysis of a two-dimensional nonlinear mathematical model for heat and moisture transfer in the saturated porous medium under a canal.
推导出了四种结构的热迁移因子、效率因子和时间常数等表达式,搭建了槽式太阳能集热器系统,进行了试验测试和验证。
Expressions of heat removal factor, efficient factor and time constant of the four types of cavity receiver have been deduced and test for trough solar collector system has been set up.
大多数试图解释热木星存在的设想是,它在更远的地方形成,然后向内迁移。
Most attempts to explain a hot Jupiter's existence envision it forming farther away, then migrating inward.
田间土壤水分、盐分和温度变化使水、盐、热耦合迁移的过程极其复杂。
The variation of soil water, salinity and temperature in the field makes the coupled transport processes of them very complicated.
特别是我国在建立高温干燥过程中的热质迁移的模型方面,几乎还无人涉及。
There is almost no one doing about developing heat and mass transfer model during wood high temperature drying in our country.
利用热脉冲技术研究了不同湿度下电晕充电的聚酰亚胺薄膜沉积电荷平均深度向背电极的迁移规律。
The rule of the shift of the mean charge depth at different environmental humidity was discussed for this electret material by heat pulse method.
本研究可为揭示马尾松木材燃烧过程中的热质迁移规律提供依据,也为木材阻燃机理的研究提供新的思路。
It aims to offer some gists for transfering of heat and mass in the combustion of Masson Pine wood and some ideas for wood fire retarding.
设计了一种测定多孔介质热质迁移特性的实验装置。
An experimental method for measuring the heat and mass transport properties of porous media is proposed.
探讨了热浸扩散渗铝复合渗硼中的硼化物的形成机理及硼的迁移机制。
The mechanism of both forming boride and transferring of boron in the aluminized and then boromized layer were discussed.
土壤冻融特征曲线是反映土壤冻融过程中的水、热、盐迁移规律以及冻土强度、冻土的热性质的重要参数。
The characteristic curves of soil freezing and thawing reflect the strength, thermal properties and water and solute transport regularity.
对废轮胎在鼓泡流化床热解反应器中热解时硫的迁移行为进行了试验研究,并基于带偏差单元的IRN神经网络对其进行了预测。
The sulfur transformation during pyrolysis of used tires is studied in BFB reactor, and IRN neural network model is developed to test against observed behavior.
本文在鲁基杨诺夫等(1959)研究单体土冻结过程温度场的数学模型中,成功地引入了考虑土体湿迁移因素的迁移热修正项。
Besed on the mathematic model of temperature field suggested by V. S. Rugiyanov (1959), we successfully add a correction term of transfer heat considered the fact that moisture migrates in soil.
结果表明,不同时期的热演化反映区域构造活动具有从东北向西南迁移的规律。
The results indicate that the geothermal evolution characters are corresponding to the migrating features from northeast to southwest of the tectonic active center.
应用不可逆过程热力学研究木材干燥过程热质迁移及其耦合效应。
The heat and mass transfer and coupling effect in wood drying were studied by applying the thermodynamics of irreversible processes.
其中原子水平迁移是薄膜热弛豫的主要途径,入射原子的注入和迁移行为相互竞争,决定了薄膜生长的模式和最终结构。
The transverse migration of the atoms is the main route of film relaxation. The competition between atomic implantation and migration determines the growth mode and final structures of the film.
在不考虑横向烧结非均匀性的情况下,将烧结过程热状态描述为料层各带厚度的分布和迁移速度的变化。
Take no account of transversal heterogeneity, thermal state of sintering process is described as the change of the thickness of each zone in bed layer and migration rate.
会议共设6个专题 :热质迁移、冻结敏感性和冻胀、力学性质、环境土冻结、工程设计和工程实例。
There are 6 main topics in the symposium:heat and mass transfer, frost susceptibility and frost heave, environmental soil freezing, engineering design and case histories.
利用土壤水分迁移方程和热传导方程,采用中心差分格式并在一定假设前提下建立起冻土水热耦合迁移数学模型。
Based on the basic equations of simultaneous soil water and heat transfer during soil freezing, the coupled equation of moisture and heat is deduced.
煤热解过程中挥发分和气相逸出总硫之间的关系与形态硫的转化和迁移规律有关。
The relationship between volatile matter and total sulfur in gas phase of coal pyrolysis process was related to the rule of form sulfur transformation.
煤热解过程中挥发分和气相逸出总硫之间的关系与形态硫的转化和迁移规律有关。
The relationship between volatile matter and total sulfur in gas phase of coal pyrolysis process was related to the rule of form sulfur transformation.
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