The phenomena of serious vibration and noise of J101 steam turbine in ammonium nitrate shop are diagnosed. The result of diagnosis is oilfilmoscillation.
对硝铵车间j 1 0 1汽轮机振动大、噪声大的现象进行诊断，诊断结果为油膜振荡。
2
Results show that, wave of the pressure, the film thickness and the fractional film contents in the roller contact area can be caused by the oil-supply oscillation.