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Centrifugal Compressor Centrifugal CompressorCentrifugal Compressor
1 - Overheating of bearings1 - Overheating of bearings
• Incorrect oil quantity.
• Incorrect oil pressure.
• Incorrect alignment.
• Damaged bearing.
2 - Lube oil gauge pressure Too 2 - Lube oil gauge pressure Too LowLow
• Fouled oil filter.
•Oil leakage.
• Malfunctioning of oil pressure controller.
• Damaged oil pump.
•Relief valve sticks open
3 - Gas leakage across the 3 - Gas leakage across the primary seal ring Too highprimary seal ring Too high
• Malfunctioning of the flow measuring instruments..
• Damaged rotating seal ring.
• Damaged stationary seal ring.
• Sticking seal ring.
4 - Vibration level Too high4 - Vibration level Too high
• Loose or broken foundation bolts.
•Damaged journal , or thrust bearing.
• Malfunctioning of vibration equipment.
•Fouled or damaged compressor rotor.
•Incorrect alignment or thrust bearing end play.
•Compressor operating in the surge area.
5 - Axial Displacement Too big5 - Axial Displacement Too big
•Malfunctioning of the axial position equipment.
• Damaged thrust bearing.
6 - Compressor is going into 6 - Compressor is going into surge surge
•Too low gas flow through the compressor.
• Malfunctioning of the anti surge control system.
Take rest and have a drinkTake rest and have a drink
Thank YouThank You