传热

The properties of the combustion products have a significant effect on the heat transfer rates on the hot gas side and the properties of the coolant have a significant effect on the coolant side film coefficient.

性能燃烧的产品有重大影响的传热速率对热气体方面和性能的冷却剂有重大影响冷却剂膜侧系数。

of preventing dust deposits in order to prevent reduced boiler efficiency due to adhering dustIf dust deposition is large, wear is not a problem, but dust deposits have a negativeeffect on boiler tube heat transfer.

方法防止灰尘存款，以防止锅炉效率降低，由于坚持尘埃如果尘埃沉积大，磨损是没有问题，但尘埃存款有负面对锅炉管传热。

No matter when and where, adopt Heat superconducting equipment so long as people thinks of, they can trust Dawn Happy Heat Pipe right away.

无论何时何地，只要人们想到采用超导传热设备，他们就可以信赖晨怡热管。

Fin spacing and density of the staggered tube bundle have much more influence on its performance, when the distance between fins decreased or the tube distributing density increased, heat transfer of the exchanger will be strengthened and pressure drop will be distinctly aggrandized.

从实验和模拟结果分析可知，实验所得传热因子j较模拟结果有12%范围内的减小，而阻力因子f有4%～16%的增大；翅片间距和管排密集度对翅片管换热器性能影响很大，减小翅片间距和增大管排密集度均能增强换热器的换热效果，但压力损失也明显增加。

The simulation result shows that the heat effect of new design compressor is braked, which makes progress.

计算结果表明，改进设计的压气机传热效应有所降低，取得一定效果。

The result indicated that it was able much to improve the heat transfer and mass transfer of carbonating tower, as a result, the investment and maintenance of the tower would decrease obviously.

中试结果表明：其具有显著强化传热和传质的效果，且可投资省和节约大部分维修费。已通过省级技术鉴定。

Both from practical and prospective viewpoints, this work outspreaded from two interpenetrating fields. On one hand, the pseudo-fluid approach closured by the KTGF was improved. On the other hand, a CFBB model with continuous parameter was established to simulate the flow, combustion as well as heat transfer behaviors. The design of a CFBB was also conducted.

本着务实和前瞻的精神，本文工作从两方面展开：其一是从微观机理出发，发展并改进颗粒流体动理论封闭的拟流体模型；其二在机理研究基础之上，用拟流体观点建立一套连续分布参数的锅炉模型，模拟循环床锅炉中的流动、燃烧、传热等过程，并进行设计研究。

The shell side of the rod baffle heat exchanger is so complicated that the flow field and enhanced heat transfer mechanism of the shell side cannot be commentated by the theoretical method.

折流杆换热器壳程结构复杂，用理论方法难以获得壳程流体流动和强化传热机理。

The automatically controlling strategy for temperature and tap water supplementing and commingling method were adopted, and a thermal management system suitable for fuel cell engine experiment platform was set up.

通过分析热管理系统热源、换热器、水泵等关键部件流动和传热机理，建立了热管理系统的物理数学模型。

The optimized combustion chamber accelerates the transferring speed of the flame, prevent the deflagrating, even the heat transfer on the piston and lower the amount of the exhausting

优化设计的燃烧室，加快了燃烧过程中火焰的传播速度，有效防止爆燃的产生，使活塞传热更加均匀，排放更低。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐