In the process of resistance furnace heat transfer, the effect is often not ideal, so how to improve the heat transfer effect is a problem to be discussed.
在电阻炉的换热过程中效果往往会不甚理想，所以怎样提升电阻炉换热效果是一个需要探讨的问题。
From the using point of view, the main technical performance to appraise the heat transfer performance of automobile radiator includes heat transfer performance, air resistance and water resistance.
从应用角度看，评价散热器散热性能的主要技术指标有散热性能、散热器空气阻力以及水流阻力，分别简称为散热量、风阻及水阻。
Complex heat transfer coefficient and resistance loss of the moving gas inside system are important parameters to evaluate the characteristics of heat exchanger.
综合传热系数和系统内气体流动阻力损失是评价换热器性能的重要指标。
Based on electrothermal principle and heat transfer theory, calculation formulas of electro heat parameters for direct resistance heating appliance are deduced in this paper.
根据电热基本原理和传热学理论推导出了直接电热电阻炉在恒压加热制度下，电热参数的计算方法。
With the consideration of the view - point of heat conveyance, the methods of reducing the floating resistance and increasing the efficiency of integrated heat transfer are presented.
结合热量运输的观点，提出改善管内流动阻力、提高综合传热效率的方法。
Furthermore, the influence of centrifugal buoyancy on the performance of heat transfer was more distinct in the case of swirling flow existing in the side of larger thermal resistance.
当热阻较大一侧有旋流存在时，离心浮力对换热器传热性能的影响更为明显。
The convective heat transfer decreased by 9% compared with air combustion. The operation resistance of flue gas side decreases largely.
对流换热所占份额相对于空气燃烧减少约9%，锅炉烟气侧的运行阻力大幅减小。
On the base of both consideration of heat transfer performance and resistance, the optimization and research are carried out on single spiral duct double pipe condenser.
本文在综合考虑传热性能和摩擦阻力等因素的基础上，对单螺旋槽套管式冷凝器的结构进行了优化和研究。
On the resistance of capillary hysteresis, the model of high power pulsating heat pipe is improved and the flow and heat transfer are further studied.
在毛细滞后阻力方面，改进了所建立的高功率脉动热管的模型，进一步研究了脉动热管的流动和传热特性。
The changes of heat transfer mechanism resulted in that thermal boundary resistance and its optimization design have become a key techniques and science problem in directly cooled technology.
由于传热机理的变化，在固体接触导热中，界面热阻及其最佳热耦合机理成为直接冷却的关键技术和科学问题。
The heat transfer and flow resistance performance of corrugated tube heat exchanger were examined by oil, water, and steam.
采用油、水、水蒸气对波纹管换热器的传热和流动阻力性能进行了试验研究。
Summarized rotating characteristics, resistance characteristics, heat transfer performance through the analysis of experimental data.
通过对实验数据的分析总结了转动特性、阻力特性和传热性能。
A calculation method is presented for heat transfer and flow resistance of a spiral plate heat exchanger for the gas-liquid.
提出了螺旋板式换热器用于气-液热交换时的流动阻力以及传热设计的计算方法。
Test results show the resistance of spiral plate is 30% of that of segmental baffle, and the heat transfer efficiency is improved by 10% at the same pressure.
试验结果表明，螺旋折流板阻力只有弓形的30%，此外，在同样的压降下，螺旋折流板传热效率也提高10%。
In this paper, heating power and stable heat conduction quality of the resistance-heat sealing machine were studied according to principles of heat transfer.
用热工基本原理，详细地叙述了电阻加热式封口器的加热功率及稳定导热量计算。
The results indicate that the heat-transfer resistance of experiment is bigger than theory.
结果表明：实验测量得出的轻质麦秸复合墙体传热阻比理论计算值大；
Results show that the drying process is influenced by the intrinsic heat of microwave power, and the environment and the resistance of mass transfer.
证明了微波干燥既受内热源的影响，同时又受外界环境和湿份传递路径的影响。
Experimental study on heat transfer and flow resistance of louver fins with 8 different structural parameters were carried out on a wind tunnel test rig.
在风洞试验台上对8种不同结构参数的百叶窗翅片进行传热和流动阻力的性能试验。
Based experimentations, the performance characteristic on enhanced heat transfer and flow resistance of twisted tube were educed.
通过实验，得出了螺旋扁管强化传热及阻力性能特性。
The characteristic of turbulent heat transfer and flow resistance with multi-longitudinal vortexes in tube is numerically analyzed.
对多纵向涡对管内湍流换热和流阻特性进行了数值分析。
The grooves on the heated surface lowered the flow resistance and enhanced the film heat transfer coefficient 2-3 times that of flat plates.
相同雷诺数的槽板平均表面换热系数是平板的2～3倍，同时减小了流动阻力。
Their excellent properties of heat transfer and scale resistance were suitable to the heat exchange requirements of high viscous flow.
其良好的传热及抗结垢性能适合于高粘度流体的换热要求。
Tests were conducted of the heat transfer and resistance performance of drop-shaped finned tubes and test results obtained under different air velocities and temperatures are presented.
对滴状翅片管的传热及阻力性能进行了试验，给出了不同风速、温度下的试验结果。
Thermal shock resistance tests have been conducted for various structural types of membrane wall linings along with a heat transfer analysis of the linings.
对不同结构的膜式壁炉衬进行了抗热震性试验，并进行了传热分析，提出了膜式壁炉衬结构的优化设计方。
In addition, some computer-modeling results of this model are shown, and the superposition principle to determine the thermal resistance to heat-transfer of coach-body are exposed, too.
此外，还介绍了计算机模拟此模型的若干结果，以及求定车体传热热阻的叠加原理。
Based on the heat exchange characteristic of permanent mould casting, the thermal resistance of coating level becomes the main thermal resistance of the heat transfer.
基于金属型铸造热交换的特点，涂料层的热阻成为传热的主要热阻。
A governing valve is the instrument for changing flow resistance and heat transfer flux of hot water, controlling pressure and temperature of heating system.
在热水供暖系统中，调节阀是改变热媒流动阻力、传热量变化及控制系统的调节装置。调节阀的选型、使用涉及多方面知识。
The main contents of this paper were the studying of air-water medium corrugated plate heat exchanger flow resistance characteristics according to the principle of primary surface heat transfer.
本论文的主要内容是研究基于一次表面换热原理的空气一水介质波纹板式换热器的流动与传热特性。
Due to lack of data, the urban sewage was usually seen as water temporarily to calculate the resistance and heat transfer parameters, and then the result was corrected according to experience.
由于缺少数据，通常只好暂时把它看作是清水来计算阻力与换热，再根据经验进行一些修正。
Due to lack of data, the urban sewage was usually seen as water temporarily to calculate the resistance and heat transfer parameters, and then the result was corrected according to experience.
由于缺少数据，通常只好暂时把它看作是清水来计算阻力与换热，再根据经验进行一些修正。
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