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Innovative Design in Expander Wheel-Shaft Attachment Replaces Hirth Coupling for High Speed, High Temperature and High Power Applications
(Texas A&M University. Turbomachinery Laboratories, 2013)
Expander-Generator unit for a geothermal power plant application experienced ongoing failures during a ten year period. The longest run cycle for the machine was 18 months yet with less than 10 MW power production. The ...
Capacity Improvement of Large, Two Stage Diaphragm Compressor
(Texas A&M University. Turbomachinery Laboratories, 2013)
Two stage diaphragm compressor is used to pressurize a process gas stream. As delivered, compressor produced less than 75% of the required flow rate at the specified suction and discharge conditions. Improvement Goal: ...
Impact of Piping Impedance and Acoustic Characteristics on Centrifugal Compressors Surge and Operating Range
(Texas A&M University. Turbomachinery Laboratories, 2013)
Case Study: Bearing Frosting and the Unique Occurrence on a Geared Centrifugal Compressor
(Texas A&M University. Turbomachinery Laboratories, 2013)
Successful Online and Offline Cleaning of Steam Turbines With and Without Disassembly
(Texas A&M University. Turbomachinery Laboratories, 2013)
Compressor Oil Flow Case Study
(Texas A&M University. Turbomachinery Laboratories, 2013)
This is a case study of a new motor-gear-compressor train installation in which the lube oil pressure became an issue during commissioning and startup. This case study will bring to light the hidden communication gaps that ...
Transient Unbalance of a Turbo-Compressor Rotor due to Thermal-Gradient Induced Bow from a Seal Gas Heater
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2013)
Boiler Feed Water Pumps Performance Loss
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2013)
Index:
RGX2 Steam Condensate System
Problem Summary
Troubleshooting History
Unit 92-A261A –Failure
Performance Deterioration
RCFA-Unit 92-P261A
Operational Risk Mitigation
Recommendations Results
Lessons Learned
Fr7AE Gas Turbines Dry Low-NOx Combustion System Operating Challenges in O&G Plants
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2013)
Summary: After a planned Shutdown and transfer valve replacement, Propane unit -GT Fr7AE DLN1- started; Unit failed to transfer to pre-mix steady state Mode (PMSS) and Trip. 05 Days of online troubleshooting using Fishbone ...
Hydraulic Upgrade of Hot Water Circulation Pumps in a District Heating System
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2013)
Contents: • Introduction
– Particulars
– Objective
• First Design
– Design Details
– Hydraulic Performance
– Onsite Vane Pass Vibration
• Second Design
– Design Details
– Hydraulic Performance
• Concluding Remarks