A new method for calculating total heat transfer coefficient of shield section in convective chamber;
遮蔽段总传热系数的计算
Heat transfer study of surface air coolers(4): Another empirical formula of total heat transfer coefficient of water-cooled surface air cooler;
水冷式表冷器传热研究(4):表冷器总传热系数的一个新实验公式
The determination method of total heat transfer coefficient of.
以仪征至金陵石化输油管道为例,从点炉临界条件、停炉临界条件的确定以及仪征站最佳出站油温的计算和最大安全停输时间的计算四个方面,介绍了热油管道在不饱和输送工况下如何节能运行需要着重考虑的几个因素,并从仪金管道大量停输数据中反算出确定该段管道特性的总传热系数(K)的取值方法。
An improved algorithm is proposed to overcome the disadvantages of conventional algorithm for overall heat transfer coefficient.
针对计算井筒总传热系数的常规算法的缺点,文章提出了一种改进算法,解决了常规算法在迭代过程中出现异常温度值和迭代依赖于初值选取这两个问题,在数学上严格地证明了改进算法具有与初值无关的迭代收敛性。
For the sake of holding the overall heat transfer coefficient change of Wei-Jing Oil Pipeline,optimizing the run program of the pipeline,economizing on energy for the pipeline run, the method of the soil thermal conductivity is applied for measuring the overall heat transfer coefficient of the pipeline.
为优化魏荆输油管道运行方案,实现管道节能运行,根据土壤导热系数的测定原理,应用土壤导热系数测定魏荆输油管道的总传热系数,介绍了探针法测量土壤导热系数的测量原理和方法,通过对现场管道测点定位和管道埋深测量,并对现场测量数据应用数值方法进行回归,得出了魏荆输油管道总传热系数的年平均值为1。
This paper determined the overall heat transfer coefficient in the Weigang-Jingmen oil pipeline with a heat balance method,analyzed the mensuration theory of the pipe overall heat transfer coefficient,brought forward a program to determine the overall heat transfer coefficent,and explained the spot mensuration method and process in the Weigang-Jingmen oil pipe overall heat transfer coefficient.
应用热平衡法测定了魏荆输油管道总传热系数,分析了管道总传热系数的测定原理,编制了输油管道总传热系数测定计算机程序,并说明魏荆输油管道总传热系数的现场测量方法和过程。
A study on the correlative influence of wax thickness and overall heat transfer coefficient of soil is carried out in the light of low throughput operation of TieDa Oil Pipeline.
针对铁大线低输量运行开展了管道结蜡的预测及与土壤总传热系数相关性影响研究,给出了铁大线低输量运行条件下的经济结蜡厚度以及结蜡厚度与土壤总传热系数的相关式,确定了各站间的总传热系数和管道的安全最低输量,提高了管道在综合处理工艺条件下的热力校核的准确性,为铁大线低输量运行热力系统改造节约了费用。
The result shows that heat transfer coefficient of corrugated tube heat exchanger is over1.5 times than that of bare tube.
结果表明,波纹管换热器的总传热系数比光管高1.5倍以上。
film coefficient of heat transfer
薄膜传热系数表面散热系数
Theoretical Analysis and Validation on Heat Transfer of Covering Layer and Heat Transfer Coefficient;
温室覆盖层传热及传热系数的理论解析与验证
Discussion on the Heat Transfer Coefficient in Thermal Calculation of CDQ Waste-heat Boiler
对干熄焦余热锅炉热力计算中传热系数的探讨
Heat transfer coefficient of additional heating surface in CDQ waste-heat boiler
干熄焦余热锅炉中附加受热面传热系数的研究
The test results indicate that the heat transfer rates of the test coils increase with air inlet velocity and fin numbers.
由实验数据得知湿盘管总热传量中，潜热量的变化占了大部分。
A Study of Unilateral Data Transferring System Based on USB Bus;
基于USB总线的单向数据传输系统研究
Design of Data-Transmission System Based on PCI Bus;
基于PCI总线的数据传输系统设计
Design of the Wireless Data Transmission System Based on the SPI Bus
基于SPI总线的无线数据传输系统设计
Study on the Average Heat Transfer Coefficient of the Railway Car Body in State of Steady Conduction
客车车体稳定导热平均传热系数的研究
Study on Boiling Heat Transfer Coefficient in Liquid Nitrogen Bath by Inverse Heat Conduction Method;
液氮浴中沸腾换热系数的反传热求解与验证
A Study on Numerical Simulation Method for Transient Heat Transfer in Metallic Thermal Protection Systems
金属热防护系统瞬态传热数值模拟方法研究
Second,it is influenced by the frost condition;
二是结霜工况对传热系数的影响 ;
Analysis on Water Flow Velocity's Influence on Heat-transfer Coefficient of Air Cooling Coil
水流速对表冷器传热系数影响的分析
Effect of Pressure on Air Forced Convection Transmit Heat Coefficient
压力对气体强制对流传热系数的影响
The Connection Method and Data Transfer of the Internal Bus in CNC Machine Tool
机床数控系统内部总线的连接方法与数据传输
Separation of Convective Heat Transfer Coefficient for Cross Wavy Surface Recuperator Based on Genetic Algorithm
基于遗传算法的交错波纹板换热器表面传热系数的分离
A Method of Evaluating the Insulation Performance of Refrigerated Cargo Holds and Determination of the Heat Transfer Coefficient of Insulated Layer
冷藏舱隔热性能的评价方法及隔热层传热系数的确定