1.简述题(每题10分) (1)据p-v图,在T-s图上画出循环A(1-2-3-4-1)和循环B(1-2-3-4 1),比较其热效率的大小并简述理由:

1. Thermodynamic System 热力系统 2. Properties of A System 系统的状态参数 3. State and Equilibrium 状态及平衡状态 4. Process and Cycles 过程与循环

7-1 Entropy 7-2 the increase of entropy principle (熵增原理) 7-3 Entropy change of pure substances (tables) 7-4 Isentropic processes (等熵过程) 7-5 Property diagrams involving entropy (T-S) (H-S) 7-6 what is entropy? 7-7 The T ds relations 7-8 ENTROPY CHANGE OF LIQUIDS AND SOLIDS 7-9 THE ENTROPY CHANGE OF IDEAL GASES 7-10 REVERSIBLE STEADY-FLOW WORK 7-11 MINIMIZING THE COMPRESSOR WORK

6-6 reversible and irreversible processes 6-7 The Carnot Cycle (卡诺循环) 6-8 The Carnot Principles (卡诺定理) 6-9 the thermodynamic temperature scale 6-10 The Carnot Heat Engine(卡诺热机) 6-11 The Carnot refrigerator and heat pump 6-11 The carnot refrigerator and heat pump

6-1 introduction to the second law 6-2 thermal energy reservoirs 6-3 heat engines (热机) 6-3 heat engines (热机)－－steam power plant 6-3 heat engines– thermal efficiency (热效率) 6-3 heat engines (热机) – thermal efficiency 6-4 Refrigerators and heat pumps 6-5 perpetual-motion machines （永动机）

2.1 理想气体的状态方程 Equation of State for Ideal Gas 2.2 理想气体的比热 Specific Heat of Ideal Gas 2.3 混合理想气体的性质 Properties of Ideal Gas Mixtures

6.1 Basic conceptions (基本概念) 6.2 Phase change Process of Pure Substance (纯质的 相变过程) 6.3 Property Tables (水蒸气性质表) 6.4 h-s diagrams for Water Vapor (水蒸气的h-s图) 6.5 Thermodynamic Processes of Water Vapor (水蒸气的热力过程)

 9.1 Basic Power Cycle using Water Vapor--- Rankine Cycle (基本蒸汽动力循环---朗肯循环)  9.2 The Diesel Cycle (狄塞尔循环)  9.3 燃气轮机装置循环

8.1 声速与马赫数 Velocity of Sound and Mach Number 8.2 一维定熵稳定流动 One dimensional Isentropic Steady Flow 8.3 喷管出口流速和流量的计算 Outlet Velocity and Flow rate Calculation for Nozzles 8.4具有摩擦的绝热稳定流动 Adiabatic steady flow with friction 8.5 绝热节流 Adiabatic throttling

热力系统 工质状态与状态参数 基本状态参数p,v,T 平衡状态 准静态过程，可逆过程 状态方程与坐标图 功和热量； 热力循环：正循环和逆循环