上海交通大学：《大学物理教程》课程电子教案（课件讲稿）第9章 热力学定律 9.8 熵增加原理

上海交通大学：《大学物理教程》课程电子教案（课件讲稿）第9章 热力学定律 9.7 热力学系统的熵

上海交通大学：《大学物理教程》课程电子教案（课件讲稿）第9章 热力学定律 9.6 热力学过程的不可逆性

•§2.1 Newton’s Laws of Motion •§2.2 Galilean Principle of Relativity & Noninertial Reference Frames – Galilean Principle of Relativity – Inertial force in Noninertial system – Inertial force in rotating coordinate system

Heat Exchangers. NTU-8 Method Where we’ ve been∴ Analysis of heat exchangers using log mean temperature difference (LMTD)

1非稳态导热的定义.1=f(r,z) 2非稳态导热的分类

Natural Convection Where we’ ve been Up to now, have considered basic concepts of natural convection, the governing equations and laminar free convection on vertical surface Where were going Consider empirical correlations for natural convection Heat Transfer

Heat Transfer Su Yongkang School of Mechanical EngineeringInternal Flow Heat Transfer Where we’ve been …… Introduction to internal flow, boundary layer growth, entry effects Where we’re going:

Heat Transfer Su Yongkang School of Mechanical Engineering External Flow: Other Shapes Where we’ve been …… Empirical correlations and analytical solutions Where we’re going: Applications to other shapes (cylinders and spheres)

Heat Transfer Su Yongkang School of Mechanical Engineering Boundary Layer Similarity Parameters The boundary layer equations (velocity, mass, energy continuity) represent low speed, forced convection flow