convection coefficient meaning in English
对流系数
膜层散热系数
Examples
- At the same time , according to the similarity theory and dimension analysis , this research has accomplished the heat convection experiment , and has gotten the calculation method of heat convection coefficient of drum brake
并在相似理论和量纲分析理论的指导下，进行鼓式制动器对流换热实验，得出鼓式制动器对流换热系数的求解公式。 - Secondly , the temperature distribution in rib - tube heat exchanger in the course of heat transfer is programed and simulated using apdl language of fem software ansys , and the average convection coefficient of both sides is obtained . the rib - tubes with different structure are also simulated and optimized on the base of the calculated results , the relationship between structure and the average convection coefficient of both sides is summrized . the rib - tube structure is optimized using apdl . finally , combines numerical simulation with experimental research , and results of numerical simulation are found to be close to the experimental data
利用ansys有限元程序对翅片管换热器的换热过程进行数值模拟，确定了换热过程中翅片管的温度场和热流量梯度分布状况，对翅片管换热器的多组分流场进行计算，给出了逆流和顺流两种情形下翅片管结构参数对换热效果的影响规律，并利用ansys提供的优化技术编写程序对翅片管进行结构优化设计，为其今后在工业中的设计及使用提供了重要依据。 - The osmotic pressure test was developed to determine the unknown , finite strain consolidation coefficient and convection coefficient in the mathematical model . the two coefficients both varied with effective stress and depth and were functions of initial void ratio , compressibility , permeability and permeability derivative along depth . a precise time step integration method was proposed to solve the finite strain osmotic consolidation equation with varied coefficients
设计渗压固结试验确定理论模型中的待定系数有限应变固结系数和有限应变固结对流项系数，这两个系数均为随有效应力和土层深度变化的量，并且体现软土初始孔隙比，压缩性、渗透性及其沿深度变化等因素的综合影响。