Dear CSA our expert of GE 9E,
I have a question , we have DLN 2.1 Gas Turbine always we face issue after fuel mode changeover . I go through all trends of fuel mode changeover gas to liquid at 20 mw.
Total fuel changeover full time 1 min 2 sec (almost 15 changeover reviewed)
we changeover fuel GAS to LDO , as we observe on trend 20PL-1 this de-energize after 30 sec of operator command .why immediately 20PL-1 don't de-energize and its sub valve VA19-1 also 30 sec active .
due to this issue after changeover successful we have leakage on false start drain pit on primary fuel oil purge valves .
I have a question , we have DLN 2.1 Gas Turbine always we face issue after fuel mode changeover . I go through all trends of fuel mode changeover gas to liquid at 20 mw.
Total fuel changeover full time 1 min 2 sec (almost 15 changeover reviewed)
we changeover fuel GAS to LDO , as we observe on trend 20PL-1 this de-energize after 30 sec of operator command .why immediately 20PL-1 don't de-energize and its sub valve VA19-1 also 30 sec active .
due to this issue after changeover successful we have leakage on false start drain pit on primary fuel oil purge valves .