17萬千瓦發(fā)電機組油膜失穩(wěn)故障振動分析及處理
           
            
摘  要：大型旋轉機械軸瓦油膜失穩(wěn)故障在實際應用中時有發(fā)生，其對設備的破壞程度大，診斷和故障處理較困難，本文介紹了17萬千瓦發(fā)電機組油膜失穩(wěn)故障振動分析及處理過程，對發(fā)電機組軸瓦油膜失穩(wěn)故障的振動頻譜、瓦溫、以及軸承座標高等特征進行了探討和分析。
關鍵詞：發(fā)電機組  油膜失穩(wěn)  故障診斷  頻譜
           THE vibration analysis and treatment of 170MW
          generator of Power Plant
  Summary: Lage rotating machinery bush oil whirl error occurs in practical application usually.The degree of its damage is garet,The diagnosis and troubleshooting difficult.This articla introduces the process of the vibration error diagnosis.It investigates and analysis the vibration specrtum,thebearing temperture and elevation of the bearing box.
    Key Words: generator   oil whirl   error diagnosis   spectrum