查询词典 convection heat transfer

Human thermalregulation system ; biological heat transfer ; human blood heat transfer ; vibration ; liquid cooling garment ; ventilation ; micro gravity condition

人体热调节；生物传热学；人体血液换热；振动；液冷服；通风；失重环境

A rib heat transfer model is then used to calculate the equivalent heat transfer coefficient of the blade passa...

在汽轮机转子的温度场与热应力场有限元分析中，该计算方法为确定叶轮轮缘的传热边界条件提供了依据。

A important factor affecting heat transfer ability of double metal rolling fin tubes is gas-side heat transfer coefficient .

影响双金属轧片式翅片管的传热性能的一个重要因素是管外气体一侧的对流换热系数。

The Envelop Heat Transfer Value is a mean value for sum of heat transfer in envelop by buildings area.

建筑围护结构传热量指标是单位建筑面积通过各围护结构的传热量。

The convective heat transfer characteristics of honeycomb monoliths were investigated experimentally and the convertion heat transfer coefficient was obtained.

首先，本文通过实验方法研究了蜂窝载体内部的传热特性，得到了流体流过蜂窝载体时的换热系数。

Detailed analyses and simulations of heat transfer have been carried out on an e vacuated tube for solar- powered adsorption refrigerator,including inhomogen eous radiation heat transfer between its inner and outer tubes,two adjacent tubes, tube and back plate,sun light reflection on back plate,etc.

以分子筛-水为吸附工质对对真空管型太阳能吸附集热器的集热性能进行了详细的分析计算，其中包括真空管内、外玻璃间非均匀温度表面的辐射换热，两相邻管之间的辐射换热，真空管与背板间的辐射换热以及背板的反光等。

This article mainly is analyzed the empirical datum of the Heat Transfer in the High Gravity Rotary Device of Countercurrent Flow, and discussed the heat transfer influence, example for intake and outtake temperature of cold and thermal fluid, current capacity, rotational speed and so on.

本文对逆流超重机的传热进行了研究，通过查阅大量关于超重力技术和直接接触传热的资料，综合分析出超重力场下的传热属于冷热流体直接接触的对流传热。流体在高速旋转中产生的强大离心力即超重力，使气液的流速及填料得比表面积大大的提高而不液泛。

In calculation, it was assumed that nozzle flow was frozen, and convective and radiative heat transfer from gas to nozzle wall was considered. Governing equations were discretized with second order upstream scheme and radiative heat transfer equation was solved with Discrete Ordinates method.

在计算中，假定喷管流动为冻结流动，考虑燃气向壁面的对流换热和辐射换热；采用二阶迎风格式离散控制方程，采用DO模型离散求解辐射换热方程，水蒸气的吸收系数根据Leckner公式计算。

Nozzle flow was assumed to be frozen, and convective and radiative heat transfer from gas to solid wall was considered. Discretization of the governing equations was performed with two order upstream scheme, and radiative heat transfer equation was solved with Discrete Ordinates method. Absorption coefficient of water vapor was calculated by Leckner formula.

计算中，假定塞式喷管中的流动为冻结流动，考虑燃气向壁面的对流换热和辐射换热；采用二阶迎风格式离散控制方程，及DO模型离散求解辐射换热方程，水蒸气的吸收系数根据Leckner公式计算。

The discrete ordinates model was used for modeling the radiative heat transfer, and the effect of slag particles on radiative heat transfer was included.

结果表明：炉体入口存在张角约为10°的中心射流区，其流速和温度均较高，且周围存在明显回流区，回流区内部分颗粒富集；大部分颗粒直接落入渣池，且粒径越大落入渣池时温度越高；炉内温度分布除中心射流区，整体分布均匀，且随壁面灰渣厚度的增加而升高；计算结果与实验测量结果及文献值基本一致。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48