Gas turbine GE Frame 9E undergone fuel change over from Gas to Hsd occured due to Gas field tripping and GT MW went form 120 to 150MW. GT MW fluctuating for 2min before get stable.
After 24 hours of event, GT exhaust spread is on increasing trend and has increased from Avg 33 to Avg 36 in one day. As per ACT swirl software, 2, 3 and 4 can are showing.
Kindly suggest what can be the reason behind increasing Exhaust spread keeping in view HSD leakage event and GT MW reaching 150MW peak.
After 24 hours of event, GT exhaust spread is on increasing trend and has increased from Avg 33 to Avg 36 in one day. As per ACT swirl software, 2, 3 and 4 can are showing.
Kindly suggest what can be the reason behind increasing Exhaust spread keeping in view HSD leakage event and GT MW reaching 150MW peak.