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Unique Short Term and Subsequent Long Term Solution to Rotordynamic Stability Problem
(Texas A&M University. Turbomachinery Laboratories, 2007)
High Vibrations & Component Failure in Turbomachinery due to Magnetic Currents : Its Detection, Diagnosis & Correction
(Texas A&M University. Turbomachinery Laboratories, 2007)
Objective: To share with users of Turbomachinery the fact that High Speed Turbomachinery with components possessing Residual Magnetism can produce high shaft voltages & high current, which can lead to severe problem like ...
Forensic Engineering Analysis of a Combustion Turbine Compressor Blade Failure
(Texas A&M University. Turbomachinery Laboratories, 2007)
Root Cause Analysis of a Subsynchronous Vibration on a Variable Speed Gear
(Texas A&M University. Turbomachinery Laboratories, 2007)
A Sub-Synchronous Vibration Problem: Trapped Fluid in Compressor Coupling Spacer / Diagnosis and Resolution
(Texas A&M University. Turbomachinery Laboratories, 2007)
The Torsional Torque Fluctuations of a Compressor Train with a Vector Control PWM Inverter
(Texas A&M University. Turbomachinery Laboratories, 2007)
A stable speed & torque control system is essential for large adjustable speed motor driven compressor trains. In order to achieve stable control, advanced control techniques are required. This case study shows the problems ...
Centrifugal Impeller Failure via a Thermite Reaction
(Texas A&M University. Turbomachinery Laboratories, 2007)
A 2500 HP integral gear compressor in an air separation plant experienced an impeller failure in the first stage of compression. The failure was extensive and took the dry air compressor off-line. Plant production was ...
Case Study: Charge Compressor Turbine Vibration - Diagnostic/Risk Assessment
(Texas A&M University. Turbomachinery Laboratories, 2007)
Reducing downtime and sustaining high production rates are essential for companies to remain competitive. A 36MHP steam turbine experienced sudden high vibration. Through use of vibration analysis, selective external case ...
Root Cause Analysis / Expander Intake Flange Stud Failure
(Texas A&M University. Turbomachinery Laboratories, 2007)
Effect of the Off-line Wash system for Gas Turbines Ruston TB5000 in high polluted conditions
(Texas A&M University. Turbomachinery Laboratories, 2007)
This work shows the effect of an Off-line wash system with water based on the case of 3 gas turbines Ruston TB5000 located in high polluted conditions like ashes in the ambient, high humidity and temperature. This research ...