1. Power Plant Construction and QA/QC Section 5.4 – Key Systems and Components Engineering Technology Division

2. 2 Section 5.4 – Key Systems and Components Overview Power Plant Instrumentation – Monitor, Control Technology has changed dramatically and continues to change. Allows cost to be determined real time. Provides system control and adjustment Information storage and retrieval

3. 3 Section 5.4 – Key Systems and Components Sensors and Transmitters Pneumatic signals – air, movement, position Electrical Signals Analog – ∆ pressure, flow, mass Discrete - A to D or digital source Smart Transmitters Digital – Any measurement

4. 4 Section 5.4 – Key Systems and Components Control Devices Pneumatic signals – air, movement, position – through piping Electrical Signals Analog – ∆ pressure, flow, mass - wire Discrete - A to D or digital source - wire Smart Transmitters Digital – Almost any measurement – wire, fiber optics

5. 5 Section 5.4 – Key Systems and Components Control Devices - Digital

6. 6 Section 5.4 – Key Systems and Components Control Devices - Pneumatic

7. 7 Section 5.4 – Key Systems and Components Control Devices – Electrical Motor Positioning Motor Operated Electro-Pneumatic Motor Control

8. 8 Section 5.4 – Key Systems and Components Control Systems – Control Room 1950’s Control Electrical Panel

9. 9 Section 5.4 – Key Systems and Components Control Systems – Control Room 2010 Natural Gas Control Room

10. 10 Section 5.4 – Key Systems and Components Control Systems – Control Room AP-1000 Nuclear Control Room

11. 11 Section 5.4 – Key Systems and Components Nuclear Plant Control Room Control Systems – Control Room

12. 12 Section 5.4 – Key Systems and Components Control Systems – Process Computers Control Room Panel Back Process Computer Room

13. 13 Questions? Section 5.4 – Key Systems and Components