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Now showing items 181-190 of 264
CS26: Online Mitigation of Gearbox Bearing High Temperature due to Oil Varnishing
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2021)
ThiscasestudypresentsanincidentofsuddentemperatureincreaseofabearinginaspecialpurposegearboxduringnormaloperationDetailsofthedirectcauseinvestigation,onlinemitigationandlongertermimprovementswillbesharedThecompressortrai ...
L04: Predicting, Understanding and Avoiding the Ekofisk Rotor Instability 40 Years Later
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2021)
A re-examination of the well-known Ekofisk re-injection centrifugal compressor is presented Several opportunities makethis an ideal candidate to assess how well (or not) current design and analytical methods have evolved ...
CS27: Test set-up contribution into a generator mounted Epicyclic gear mechanical running test performance
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2021)
This case study is describing the observations and the troubles shooting relative to a mechanical runningtest carried out on a generator mounted Epicyclic gearbox The specific gear architecture is requiring a fullintegration ...
L10: A FEM Approach to Predict Acoustic Resonance in Multistage Centrifugal Pump
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2021)
Acoustic resonance can develop within the hydraulic channels of the pump, especially in the long crossover channel of a multistagecentrifugal pump This phenomenon occurs when the hydraulic channel length is equal to the ...
CS24: Resolution of vibration step changes on a Steam Turbine Generator
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2021)
The machine train consists of a steam turbine of three casings (HP/IP, LP1 and LP2) coupled to a Generator with a base loadcapacity of 660MW running at 3600RPM Post a machine boiler event trip on October 22nd 2018, step ...
T13: Performance of Industrial Gas Turbines
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2021)
Industrial gas turbines have performance characteristics that distinctly depend on ambient and operating conditions Application of these gas turbines, as well as the control and condition monitoring, require to consider ...
CS15: Centrifugal Pump Upgrade for New Operating Condition
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2021)
Centrifugal Pumps used at Upstream and Downstream facility are critical for Oil & Gas business However, the pump process requirement may change over time due to depleting reservoir in Upstream or new process requirement ...
CS06: Inappropriate Operation During Mechanical Running Test of a High-Pressure Compressor Equipped With an Hole Pattern Seal
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2021)
 During the mechanical running test of a HP centrifugal compressor, the rotorexperienced a sudden increase of the radial vibrations During run-down thecompressor experienced a trip and high vibrations were recorded ...
TB12: Rotating Machinery Reliability & Performance Enhancement Through Digitalization And Internal Capability Building
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2021)
Petronas Carigali Peninsular Malaysia Asset (PMA) is currently operating more than 80 units of gasturbine comprises or Power Generation and Gas Compression system More than half of a gas turbinepopulation in PETRONAS resides ...
CS20: Identification and Mitigation of H2 Recycle Gas Compressor Blade Pass Resonance
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2021)
A hydrogen compressor experienced intermittent vibration spikes during operation Review of the vibration plots revealed that the spikes appear at 11x running speed of the compressor The no of vanes of the impeller is 11 ...