BAHP -BALP

BAHP -BALP

Low pressure ash water system caters water at the following areas (BALP pumps):

1. Ash slurry sump makeup.

2. Ring header for seal trough makeup / flushing.

3. Refractory cooling supply.

4. Bottom ash hopper makeup / filling.

5. Bottom ash hopper window spray.

6. Make up to overflow settling bin.

High pressure water pump caters water at the following areas (BAHP pumps):

1. Jet pump fitted below the clinker crusher at the bottom ash hopper.

2. Jetting water requirement for bottom ash hopper.

3. HP line water supply to feeder ejector and slurry box of economizer and economizer

bypass system.

4. HP line to economizer ash transfer hopper for jetting purposes.

5. HP line to jet pump fitted below the economizer ash transfer hopper.

6. HP line bypass connection to bottom ash hopper refractory cooling water and ring

header for seal trough make up / flushing water line.

7. Flushing connections to bottom ash hopper overflow weir boxes.

8. Line for flushing sludge pump discharge lines.

Flushing water pump:

1. The flushing water pumps are provided for slurry disposal line flushing purpose.

Sump jetting water pumps caters at the following areas:

1. Ash slurry sump jetting.

2. Common ash slurry trough jetting arrangement.