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Thermodynamics

Course Name (Chinese):

(English): Thermodynamics

Course Name: Thermodynamics

Semester: 2

Program:Building

Course Module:Heating and Ventilation

Responsible:Jianhua Zhao

E-mail: jianhua.zhao@tju.edu.cn

Department:TIEI, Tianjin University

Time Allocation (1 credit hour = 45 minutes)

Exercise

Lecture

Lab-study

Project

Internship(days)

Personal Work

16

16

0

16



Course Description

• Basic principles of thermodynamic laws and their application to engineering systems.

• The relationship between working fluid, equilibrium state and equations of state.

• Analytical methods of thermodynamics

• Analysis and calculation of thermo-technical process and thermodynamic cycle by the above-mentioned laws and methods.

• Mechanisms of Carnot cycle, Rankine cycle, Otto cycle, and Diesel cycle, heat engines, refrigeration and heat pump.

Prerequisite

Physics

Course Objectives

Ÿ To master the use of the thermodynamic laws.

Ÿ To understand the calculation of the energy and entropy variation in energy conversion systems.

Course Syllabus

1. Introductionand basic concept

Research objectives, object of study, research methods. Common energy conversion equipment of engineering thermodynamic; Basic concept and definition: thermodynamics system, state and state parameter, equilibrium and equilibrium state, state equation, thermodynamic process, quasi-static process, calculation of heat, thermodynamic cycle

2. First law of thermodynamics

Energy and the first law of thermodynamics: the first law of thermodynamics, thermodynamics energy, closed system energy equation, open system energy equation, enthalpy, the application example of stable flow energy equation

3. Properties and process of ideal gas

Ideal gas equation of state; Specific heat of ideal-gas; Internal energy and enthalpy of ideal gas; Entropy of ideal gas; The mixed of ideal gas; Process of The Ideal Gas

4. Second law of thermodynamics

Entropy and the second law of thermodynamics: the second law of thermodynamics, the basic expression of the second law of thermodynamics, entropy, Clausius integral inequality, Carnot cycle and Carnot theorem, thermodynamics thermometric scale, principle of entropy increase of isolated system, entropy equation.

5. Real Gas and Thermodynamic Property Relations

Thermal properties of gas: state equation of ideal gas, Van der Waal equation, the character of actual gas state change. Thermodynamic common relational expression: Maxwell relational expression, thermodynamics energy, enthalpy, entropy common relational expression.

6. Atmospheric air

State property of moist air; Dew-point temperature and Wet-bulb temperature; h-d diagrams of moist air; Thermodynamic process of moist air;

7. International Enterprise Production and R&D Center Visit

8. Gas and Steam Flow

Basic equations for one-dimensional steady flow; Conditions that cause the change of flow velocity; the flow characteristics and laws of gas in the nozzle; Design and Calculation of the nozzle; Adiabatic flow with friction; Adiabatic throttlings

9. The Principle of Gas Compressor

Determining and calculating the indicating power and indicated power under different working conditions in the process of the gas piston compressor

Determining compressor average polytropic compression index

10. Power cycle

Steam power cycle Rankine cycle, regenerative heat cycle, reheat cycle, pyroelectricity cycle. Three basic ways of combustion engine cycle, gas turbine cycle, steam and gas combined cycle

11.Thermodynamics Laboratory

Determining pressure and flow variation of air flow in the nozzle; Deepening the conceptual understanding of critical phenomena gas flowing in the nozzle; Observing and realizing the characteristics of the gas flowing in tapered

12.Refrigeration cycle

Refrigeration cycle: compressed air refrigeration cycle, vapor compression refrigeration cycle, steam jet refrigeration cycle, absorption refrigeration cycle

Textbooks & References

• Thermodynamics: An engineering approach(Ed.7th)

• Engineering Thermodynamics(A Billingual Textbook)

Capability Tasks

CT1: To understand basic science, and to have analytical ability and the ability to integrate related knowledge.

CT2: To apply relevant professional knowledge to the field of science and technology: understanding of the basic concepts and its connotation, application of different methods and concepts which have been learned, capability of judging the scope and limitations of such applications.

CT3: To grasp methodologies and engineering tools: identifying, utilizing and solving problems. Even if the students are not familiar with the content, they can turn to computer tools for systematic analysis.

CS2: Able to make intelligent monitoring for energy consumption, comfort degree and other physical performance of green buildings, and master active and passive technologies for green guarantee in the operation of buildings;

Achievements

• To master calculation methods for the efficiency of heat engines, calculation of the COP of heat pumps and refrigerators. –Level: M

• To master calculation methods for the variation of energy and entropy accompanying a state change. –Level: M

• To master the method for the analysis of energy conversion systems. –Level: M

Students: Building, Year 1

Assessment:

Exam

Assignment

Report

Term Paper

Presentation

Others




Language of assessment:

Attendance 10 % Homework: 30 %

Mid-term report/test 30 % Final report/test:30 %