ABB TPS44-F Series - Page 65

Operation Manual / TPS44-F.. - TPS61-F..
Maintenance
5
Turbine cleaning during operation
5.3
Page 63
© Copyright 201
6 ABB. All rights reserved.
September 2016 HZTL2412_EN Revision F
Recommended operating state for turbine wet cleaning
The following operating state has been tested and is approved by ABB
Turbo Systems:
Characteristic / component
Conditions
short
water injection time
long
water injection time
Engine load (guide value)
20 … 40 %
Turbine inlet temperature
T
TE
before water injection
350 - 400 °C 350 - 430 °C
Water supply
ensured
Water pressure (overpres-
sure over atmosphere) p
WT
2.0 bar 1.5 bar
If necessary, engine performance must be reduced to maintain these
conditions.
The cleaning cycle can now be started based on the following description.