Centrifugal Compressor

Temporary Strainer Clogging

Maintenance executed after one year, as originally planned

Country:

Italy

Application:

Refinery

Compressor type:

Centrifugal Compressor

Service

Mild Hydrocracking make-up compressor

Power:

900 kW

Pressure:

90 bar

Centrifugal Compressor

Problem

Up on a temporary strainer quickly rose to ~1.3 bar

Customer could not stop production before scheduled maintenance

Solution

Finite element analysis and a buckling analysis
Maximum sustainable pressure drop ~ 4 bar