Dear colleagues, on site we are in the middle of ST major overhaul. One of the works is the Generator overhaul, made by Andritz ex ELIN, deisgn type 9A5 brush-less generator. My question is if for rotor removal i need to remove also the pilot exciter or not. My preference should be not to remove...
Dear all,
On site we have a dual fuel Gas turbine GE 9FA DLN2.0. The liquid fuel (diesel oil) firing has not be used except 24 hours during initial commissioning. We want to construct an unloading station to take diesel from the trucks and fill the diesel tank. My question is about the...
On site we have a GE gas turbine 9FA DLN2.0 with package 4 compressor enhancement and Mark VI controller. We have noticed some times (6 out of 100 shutdown) a fast unload of GT until the breaker opening. IN more details when the plant is shutting down, GT decreases load up to 55 MW. Then waits...
We have on site a GE design 9A5 generator, brush less , with ORION journal bearings with pads. During operation it was triggered a high liquid level detection alarm. By opening the roof drain plug, we see a total drainage of 2 liters per day, with bearing lube oil flow at 18 liters per minute...