Adopting one kind new silicone rubber flat composite membrane to treat containing phenol wastewater, the influences of the feeding and stripping flow, temperature and salt ion strength on overall mass transfer coefficient (Kov) were investigated.
采用一种新的硅橡胶平板复合膜[聚二甲基硅氧烷(PDMS)/聚偏氟乙烯(PVDF)]处理含酚废水,考察了流量、萃取液pH值、料液浓度、系统温度、盐离子浓度对总传质系数(Kov)的影响。
The calculation result of overall mass transfer coefficients shows that the process of activated semi-cokes absorbing SO2 is controlled by inner diffusion or external diffusion separately at different stages,and belongs to.
对活化工业半焦吸附SO2进行了实验研究,利用实验数据获得了吸附过程的穿透曲线,计算了吸附过程的总传质系数;提出了时均传质系数概念,对工业半焦吸附SO2实验的时均传质系数进行了计算并与实验参数进行了关联。
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。
The transformation rate and volume transfer coefficient of D and T were determined at various temperature,gas and liquid flow rates.
采用Pt-SDB疏水催化剂和亲水填料混装进行含氘、氚氢气与水的液相催化交换实验,研究反应温度、气体流量和液体流量对D、T转化率以及H-D、H-T的总传质系数Kya的影响。
In the same temperature,the volume transfer coefficient.
结果表明:随着天然水流量的增大,开始时催化交换效率增大,而后趋于平稳;在相同的液体流量下,随着气体流量的增大,催化交换效率减小;随着温度的升高,催化交换效率增大;在同一温度下,随着液体流量的增大,气相总传质系数(Kya)没有什么明显的变化,而反应温度对Kya影响显著,高、低气体流速下两者的活化能相差很小。
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。
Study on gas overall mass transfer constant for water absorbing ammonia;
水吸收NH_3的气相总传质系数研究
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
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