ABB TPS 48D01 Operation Manual page 57

Operation Manual / TPS48-D/E.. - TPS61-D/E..
5 Maintenance / 5.3 Turbine cleaning during operation
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Recommended operating state for turbine wet cleaning
The following operating state is tested and approved by ABB Turbochar-
ging:
Characteristic / com-
ponent
Engine load (guide value)
Turbine inlet temperature
T before water injection
TE
Water supply
Water pressure (overpres-
sure over atmosphere) p
If necessary, engine performance must be reduced to maintain these
conditions.
The cleaning cycle can now be started based on the following descrip-
tion.
HZTL2410_EN
Conditions
short
Water injection time
20 ... 40 %
350 ... 400 °C
2.0 bar
WT
long
Water injection time
350 ... 430 °C
ensured
1.5 bar
Rev.F March 2020