查询词典 convection heat transfer

The effects on superheated vapor heat transfer are to be analyzed such as heat flux and mass flow rate etc.

实验结果表明，在外部条件相同时，环形狭缝通道内的过热蒸汽的换热系数随着间隙的减小而增大。

Take into account of the effect of heat mode on the heat transfer coefficient.

该关系式与实验数据吻合较好。

Microvisual electromagnetic model and thermology model have been established and solved by starting with matching the change of micelle dielectric dissipation and heat exchange factor with temperature by using electromagnetic and heat transfer knowledge.

本文利用电磁学和传热学方面的相关知识，从拟合稠油中胶团介质损耗和换热系数随温度的变化规律出发，建立并求解了微波加热稠油的微观电磁模型和热学模型。

Effective heat capacity method was used to simulate heat transfer of freezing phase change growth in the metallic foams at the third boundary condition. The average temperature distributions vs. time in the metallic foams were obtained. The results showed effects of different porosity and thermal conductivity on the temperature distributions.

采用显热容法模拟了第三类边界条件下泡沫金属中水的冻结相变传热过程，得到了泡沫金属中骨架和流体的温度分布及其平均温度的变化，分析了不同骨架导热系数及不同孔隙率对介质温度分布的影响。

A method using a tiny thermistor as heat transfer model was developed to measure thermophysical properties (thermal conductivity and thermal diffusivity) of three standand samples(ethanol, ethylene alcohol, solution of calcium chloride). Results showed that there was no significant difference between measurement and recommendation; results of thermal conductivity from thermistor method and heat probe method for carrot and potato samples showed no significant difference; results of thermal diffusivity between thermistor method and calculation for carrot and potato samples showed no significant difference.

在分析微珠状热敏电阻传热模型的基础上，在室温对标准样品（乙二醇、乙醇、氯化钙的水溶液）的热物性进行测定，结果显示，导热系数及热扩散系数的测量值与推荐值之间无显著性差异（p＞0.05）；热敏电阻法与热探针法对比测定胡萝卜及马铃薯两种农产品的导热系数，结果显示两种方法之间无显著性差异（p＞0.05）；热敏电阻法与常规计算对比测定胡萝卜及马铃薯两种农产品的热扩散系数，结果显示两种方法之间无显著性差异（p＞0.05）。

The feedback effect of viscous heating on fluid damping force is considered based on a three-parameter model and a dynamic model including a heat transfer and energy transformation equation is developed,and the state of heat balance of the damper is discussed.

主要针对长阻尼孔形式下的流体阻尼器进行分析，在三参数模型的基础上研究了流体粘性发热对流体阻尼力的反馈作用，从而建立了含热能转换与热交换的阻尼器的动力学模型，同时对系统的热平衡状态进行了分析。

Sapa Heat Transfer Shanghai Ltd is a member of Sapa Group in Sweden. We take the leading position in producing and selling aluminum clad and unclad strip and sheet for heat exchanger in automovite industry.

萨帕铝热传输有限公司是瑞典萨帕集团的独资企业，公司生产和销售复全和非复合的铝带材、管材、板材，为汽车行业提供铝热传输材料。

Based on the heat balance equation of the vegetation canopy layer and the assumption that its short wavelength absorptance, long wavelength emissivity, heat or moisture transfer coefficient, and bulk stomatal resistance are random, uncorrelated variables with normal distribution densities, the theoretical modeling for IR radiance statistics of vegetation canopy surface is presented by Monte Carlo simulation, with the surface radiative temperature statistical distribution given.

根据植被层能量热平衡方程，选取植被短波吸收率、长波发射率、热与水汽传输系数和气孔阻力为独立的随机变量，并假设它们均服从正态分布，利用Monte－Carlo方法，模拟计算了植被表面红外辐射的统计特性。

In order to study the heating and cooling problems of the motor,heat transfer simulation model for water-cooled explosion-proof motor was established on the basis of analyzing its structure,materials,and heat exchange mechanism.

为了研究该类电机的发热与冷却问题，在对防爆型水冷电机的结构、材料以及换热机理进行分析的基础上，建立了防爆型水冷电机的传热数学物理模型。

Heat Pipes are able to transfer heat up to 200 Watt.

6热管可支持高达200瓦的发热核心。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。