Abstract:

Jiangsu Huadian Qishuyan Power Plant Company Limited has two units  gas turbine, After put into operation, one of these units has the problem of oil pipeline vibration, lubricating oil tank resonance, AC lubricating oil pump over current and other abnormal occurrences. Which threatened to unit operation safety. After analysis and treatment, pipeline vibration and overcurrent was eliminated, unit health degree and energy saving performance was enhanced.

Key words:

pipeline vibration, resonance, over current, exciting force, fluid pulsation