Table of Contents
Advertisement
NOTICE
© Copyright 2016 ABB. All rights reserved.
Maintenance
Cleaning turbine blades and nozzle ring
in operation
Layout of cleaning pipes
01 Water supply (fresh water only)
02 Regulating valve
03 Manometer
04 Air supply with 3-way valve
05 Water pipe (stainless steel)
G Pipes on gas inlet casing
Wet cleaning procedure for turbine during operation
Meet prerequisites and operating state requirements without fail before
cleaning!
Make sure water supply (01) is connected, turned on and guaranteed.
Open drain pipe (08, 09), if provided.
Switch over 3-way valve (04) from scavenging air mode to water
supply.
Set the required volume of water on the flowmeter as shown in the table
in the following chapter Cleaning parameters.
After injecting required volume of water, shut off water supply again by
switching over 3-way valve (04) to scavenging air mode.
The injection process has been completed.
Close drain hole (if provided) above drain pipe (08, 09).
Operation Manual / TPL76-C
5
5.4
06 Other engine
07 Injection nozzle
08 Drain pipe
09 Drain cock
10 Drain
11 Flowmeter
Page 64
Advertisement
Table of Contents
