Operation Manual / TPL65VA32 / VA33
4 Operation / 4.4 Speed measurement
© Copyright 2020 . All rights reserved.
HZTL2464_EN
Rev.E
March 2020
Parameters influencing rotating components exposed to exhaust
gas
¡
Fuel quality (gas, MDO, HFO)
¡
Turbine cleaning frequency
¡
Procedure for turbine cleaning
¡
Load profile
Expected replacement in-
tervals [h]
GAS / MDO
Gas inlet casing
50000 … 100000
Gas outlet casing
50000 … 100000
Variable turbine geometry module
(The variable turbine geometry module can be re-
placed with a CPEX variable turbine geometry mod-
ule by an ABB Turbocharging service station.)
15000
Turbine diffuser / cover ring
35000 … 50000
Other casings
100000
Axial bearing components
24000 … 36000
Radial bearing components
24000 … 36000
Turbine blades
(due to wear)
- -
Recommended replace-
ment intervals [h]
Rotor components
See the data on the rating plate
GAS
= Gas Engine
MDO
= Marine Diesel Oil
NOTICE
The specified values are guides and not guaranteed. (
See Influencing
parameters
.)
4.4 Speed measurement
A speed measuring system permits continuous monitoring of the tur-
bocharger speed.
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