1. Scrubber Control Air System
Advanced Flue Gas Desulfurization Scrubber Overview
Plant Bowen Scrubber Units 3 & 4
Scrubber Control Air System

2. Control Air Compressors (IA-CO-5901A & B)
Control Panel
Air Compressors
3.2.1

3. Control Air Compressor Motors (IA-MO-5901A & B)
3.2.2

4. Control Air Oil/Water Separator (IA-OS-5904)
Filter Module
Diffusor Chamber
Reservoir
Filter Pump
3.2.3

5. Control Air Coalescing Filters (IA-FL-5902A & B)
Air Compressor
Air Compressor
Differential Pressure Transmitter
Coalescing Filter
3.2.4

6. Differential Pressure Transmitter
Coalescing Filter Differential Pressure Transmitter (IA-PDIT-5902A & B)
Differential Pressure Transmitter
Air Compressor
Coalescing Filter
3.2.5

7. Control Air Dryer Skid (IA-SD-5903)
Pre-Filter
3.2.6

8. Control Air Dryer Skid (IA-SD-5903)
Regenerating Purge System
Silencer
3.2.6

9. 3 & 4 JBR Area Air Receiver (IA-TK-5911)
Air Compressor
3.2.7

10. Limestone Area Air Receiver (IA-TK-5912)
Auto Drain Valve
Auto Drain Valve
3.2.8

11. Automatic Drain Valves
Air Receiver
Auto Drain Valve
3.2.9