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

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 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 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 Section 5.4 – Key Systems and Components Control Devices - Digital

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

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

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

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

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

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

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

13 Questions? Section 5.4 – Key Systems and Components