Table 14 Wet Cleaning Of Turbines - ABB HT562580 Operation Manual

Operation Manual / 4 Product description / A130-H.. - A140-H..
6 Periodic maintenance work
Figure 23: Carrying out wet cleaning of turbines
Fulfil prerequisites.

Ensure that the water supply (01) is guaranteed.

Open the stop valve (02) and set the water volume flow V

cleaning parameters).
Close the stop valve (02) after 10 minutes.

Wait for 10 minutes; do not change the load during this stabilisation phase.

If the cleaning result is unsatisfactory or there is water leakage, contact an ABB
Turbocharging Service Station.
Product Temperature before
turbine before
cleaning [°C]
A130 350 ... 430
A135 350 ... 430
A140 350 ... 430
Table 14: Wet cleaning of turbines, parameters
Corresponds to a water pressure p
1)
© Copyright 2015 ABB. All rights reserved.
Maximum
temperature before
turbine during
cleaning [°C]
530
530
530
of 1.5 bar (overpressure compared to atmosphere)
WT
HZTL4030_EN
with a flowmeter (03) (see
W
Water volume flow
V [dm /min]
3 1)
W
4.0
5.5
8.5
Revision C
Page 53 / 115
Injection time
[min]
10
10
10
September 2015