1. Thermodynamics I

2. Homework  Solutions

3. Pressure  Reference: absolute & atmospheric  Pascal’s contributions  Manometer  Hydraulic jack

4. Thermodynamics I  Energy Potential Kinetic Thermal – heat Work – pressure/volume Flow Internal

5. Thermo I  E  e  examples

6. Thermodynamics I  Work & heat Not properties Path functions: need direction of function Equivalence of work & heat: Joule

7. Thermo I  Heat Conduction Convection Radiation

8. Thermodynamics I  Work F x s Piston/cylinder Shaft work Heat exchanger? Rate of doing work?  Expansion work

9. Process  Properties  Work & heat  Direction convention

10. Performance  Result/effort expended  Evaluate: degree, location?  What can be done?  Costs of improvements?  Payback?

11. System  Isolated  Closed  Open

12. Process  Isometric  Isothermal  Isobaric  Adiabatic  Polytropic

13. Working fluid  Pure  Property diagrams

14. Example  2.47 6 th ED.  2.50 6 th ED.  2.51 6 th ED.  A heating furnace burns fuel oil that releases 140,000 Btu/gal of thermal energy. Furnace combustion efficiency is 92%. How much energy is available in 100 gal?