1. Power Plant Construction and QA/QC Section 2.1– Steam Fundamentals
Engineering Technology Division
Power Plant Construction and QA/QC
Section 2.1– Steam Fundamentals

2. Electrical Power Generation
Section 2.1– Steam Fundamentals
Overview
Introduction
Steam Properties
Thermodynamic Laws
Carnot Cycle
Rankine Cycle
Electrical Power Generation

3. Introduction - Definition
Section 2.1– Steam Fundamentals
Introduction - Definition
Steam is;
the technical term for water vapor
the gaseous phase of water
visible mist of water droplets formed as this water vapor condenses in the presence of cooler air.
water boils at 100 °C (212 °F)
If heated further it becomes superheated steam

4. Introduction - Definition
Section 2.1– Steam Fundamentals
Introduction - Definition
Hero’s Engine – First practical use of steam as a “toy”. Converted pressure to rotational work.

5. Steam Properties - States
Section 2.1– Steam Fundamentals
Steam Properties - States
As Temperature and Pressure increase > Work increases

6. Steam Properties – Energy Change
Section 2.1– Steam Fundamentals
Steam Properties – Energy Change

7. Thermodynamics – First Law
Section 2.1– Steam Fundamentals
Thermodynamics – First Law

8. Thermodynamics – Second Law
Section 2.1– Steam Fundamentals
Thermodynamics – Second Law

9. Section 2.1– Steam Fundamentals
Carnot Cycle

10. Section 2.1– Steam Fundamentals
Rankine Cycle

11. Electrical Power Generation
Section 2.1– Steam Fundamentals
Electrical Power Generation HP LP LP LP
Generator
Field Generator

12. Section 2.1– Steam Fundamentals
Questions?