13车辆-热工学-1-introduction.pdf

WelcomeWelcome toto ENGINEERING THERMODYNAMICS 1 InstructorInstructor ChenChen JiqingJiqing (Prof.)(Prof.) Department of Automotive Engineering School of Mechanical Automotive Engineering HHuang WWeijijun (D(Dr.)) DepartmentDepartment ofof AutomotiveAutomotive EngineeringEngineering School of Mechanical Automotive Engineering AutomotiveAutomotive TechnologyTechnology BuildingBuilding Tel huangwj@scuthuangwj@cn 2 最初定义最初定义 热力学热力学 ThThermoddynamiics “Thermodynamics is the science that deals withwith relationsrelations betweenbetween heatheat andand workwork.” The name thermodynamics comes from Greek words “therme” and “dynamis” which means heat and power respectively. 3 现代定义现代定义 ThermodynamicsThermodynamics—aa sciencescience ofof energyenergy AllAll aspectsaspects ofof energyenergy, energyenergy transformation, and relationship among the propertiesproperties ofof mattermatter. WhatWhat wewe studystudy inin EngineeringEngineering Thermodynamics? • The basic principles of thermodynamics. • HowHow thermodynamicsthermodynamics appliedapplied inin engineeringengineering practicepractice. • To develop an intuitive understanding of thermodynamics andand creativecreative thinkingthinking andand aa deeperdeeper understandingunderstanding forfor thermodynamics. • BasedBased onon thethe basicbasic principlesprinciples hehe oror sheshe cancan understandunderstand thethe most complexs problems, formulate them, and interpret the results. A coal fired steam power plant as a heat engine operating in a thermodynamic cycle. 锅炉