传热

The correlations of heat transfer and pressure-drop in both refrigerant side and airside are elected. The computational units are divided along the evaporation process and the computation code is developed. The program is verified by the experiment results. 5 Six kinds of evaporators with different numbers of flow and passages arrangement were simulated.

建立了层叠式蒸发器的1维数值仿真模型，选取了制冷剂侧和空气侧的传热和阻力性能关系式，按蒸发器流程进行了单元体的划分并编制了计算程序，对2种层叠式蒸发器进行计算并与实验结果进行比较，验证了程序的可行性。

However, the influence system parameters on the transfer in narrow annuli and the mechanism of the heat transfer have not yet been understood very much.

然而，至今人们对窄缝传热的机理及影响因素仍未获得清晰统一的认识。

Three-dimensional transient and steady-state natural convection in cylindrical annuli filled with porous media has been studied by numerical calculation in detail.

本文采用数值计算系统地研究了多孔柱环内三维稳态和暂态自然对流流动和传热。

The once-through steam generator in concentric annuli tube is a new type of steam generator which applies double sides to transfer heat.

套管式直流蒸汽发生器是一种采用双面传热的新型蒸汽发生器。

Especially, the experiments carried out previously in upward vertical narrow annuli with bilateral heating for dispersed film boiling were few relatively.

特别是双面加热环形通道内的弥散流膜态沸腾传热，开展的实验研究仍然较少。

Based on the test of some parameters of GCHP, we analyze the heat transfer performance of the ground heat exchangers with different backfills.

我们在对土壤源热泵系统的有关参数进行测试的基础上，分析了不同的回填材料下地下换热器的传热性能。

By the theoretical analysis of battings' thermal resistance and the test of battings' thermal resistance at different compression condition, some advise is given to the theoretical model of battings' thermal resistance.

此外，本文通过对絮片热阻的理论分析，对前人建立的絮片热阻的理论模型提出了建议，认为絮片热阻模型的推导必须考虑接触热阻，建立了絮片传热热阻的物理模型。

Then, by analysis of heat transfer mechanism of clothing insulation materials, thermo-bonded polyester battings consisted of fine-denier fibers and hollow fibers are trial-produced.

通过对絮料传热机理的分析，明确了絮片的设计思路。

In order to improve the prediction accuracy, the sensitivities of pipe friction coefficients, pressure loss coefficients in bents, wall temperatures and heat transfer coefficients in pipes and cylinders on the volume efficiency are investigated.

为提高充气效率的计算精度，由模拟计算和相关试验，分析了管道的摩擦系数、弯管的压力损失系数、进气管壁和气缸壁温度及其传热系数对充气效率的影响程度。

The temperature response of laser induced retina and choroids is analyzed in theory.

为了避免激光经瞳热疗带来的热损伤或治疗不足，建立了眼底层状模型并采用二维有限元法求解生物传热方程，从理论上分析了激光引起的视网膜和脉络膜的温度变化。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。