MCG 2130 THERMODYNAMICS I

Chapter 1 - Introduction to Thermodynamics

I What is Thermodynamics?

m

II Why Study Thermodynamics?

m

III What is a Thermodynamic System? 1) Closed Systems 2) Open Systems

m q q

IV How to Characterise what is In a System? 1) Definitions of Substance, Phase and State 2) Standard Units 3) Specific Volume, Temperature and Pressure

m q q q

V What are Thermodynamic Equilibrium, Process and Cycle? 1) Equilibirum in a System 2) Processes 3) Cycle

m q q q

VI What is the Zeroth Law of Thermodynamics?

m

Text sections: 1.1-1.11 (Borgnakke, Sonntag, Fund. of Thermodynamics, 8e, Wiley Books)

Suggested Problems & Answers: 1.40 5.32 kg, 0.00552 m3/kg 1.41 1.28 kg/m3 1.44 700 N 1.46 0.146 m 1.62 257.8 kPa 1.66 1346 kPa 1.79 1.77 kPa, 13.2 mm 1.81 8.33 kg 1.100 6.0 MPa 1.101 515.3 kPa