Tagged With "Unexpected"

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Unexpected high vibration sgt 600gas turbine

aziz58 ·
Dear all I face to strange behavior vibration of gas turbine.sgt 600 is double shaft gasturbie. Compressor turbine and power turbine. Compressor turbine consist two journal bearing .operational speed is about 10000 rpm for compressor turbine and 7500 rpm for power turbine. Alarm limit is 7 mm/s and the trip limit is 15 mm/s .we have just one accelerometer on the casing near the bearings for measuring and monitoring. overal vibration of both bearing of compressor turbin increase by the same...
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