Heavy Duty Gas Turbine Operation
2/NORWAL
Operator Responsibility
成都制药一厂
The operator must be aware of the power plant devices which are tied into the gas turbine mechanicaly
and electrically and could affect normal operation.General Operating Precautions
•Temperature limits
•Pressure limits
•Vibration limits
•Load limit
•Fire protection system O.P.
•Combustion system O.P.
•Cooldown and Shutdown
4/
有效载荷沈氏家族GE /
High wheelspace temperature may be caused by any of the following faults:
•Restriction in cooling air line
•Wear of turbine seals
•Excessive distortion of the turbine stator
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•Improper positioning of thermocouple •Malfunctioning combustion system
•Excessive distortion of exhaust inner diffuser
Check wheelspace temperatures very closely on initial strat up
5/
GE /
Temperatures in excess of the maximum are potentially harmful to turbine Hot-Gas-Path parts over a prolonged period of time.High wheelspace temperature reading must be reported to the Nuovo Pignone technical representative as soon as possible.
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