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Now showing items 11-20 of 639
Centrifugal Pumps: Operation, Maintenance and reliability, Vertical Pump Problems and Solutions
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
Suggested Topics:
• Seal plan which was not expected – wrong for the application
• Preventive/predictive technologies
Off design operation
• Mean time between failure – how do we measure, and how do we use the metrics
• ...
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
Dry Gas Seals: General (Installation, Operation, Troubleshooting, and Retrofitting), Controls
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
Suggested Topics for Dry Gas Seals Discussion group:
• DGS operating characteristics
• Unidirectional versus bidirectional
• Seals faces and seats, O rings materials
• Explosive decompression
• Primary seal gas supply ...
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
Transmission Elements: Couplings and Alignment, Gears
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
Suggested Topics:
• Coupling guard design
• Shaft alignment and tolerances
• Balancing methods
• Coupling selection and specifications
• Shaft alignment methods
• Thermal growth considerations
• Application of optical ...
Magnetic Bearings
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2018)
Suggested Topics:
• Turbomachinery bearings
• Sleeve and tilting pad journal bearings
• Babbitt bearing failures
• Bearing upgrades
• Clearances
• Installation
• Oil
• Annual seals
• Polymer seals
-Centrifugal compressor ...
GAS TURBINE PERFORMANCE DETERIORATION AND COMPRESSOR WASHING
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2013)
The privatization of utilities, intense competition in the petrochemical and gas distribution industries, coupled with increasing fuel costs, have created a strong incentive for gas turbine operators to minimize and control ...
GUIDELINES FOR REDUCING THE NOISE LEVEL OF A CENTRIFUGAL AIR COMPRESSOR INSTALLATION
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2013)
This paper will review the best practices for installation of a centrifugal air compressor without a sound enclosure to obtain the best acoustic environment for reduced operating noise levels. An overview of the noise ...
ENSURING RELIABILITY OF COMPRESSOR GAS SEALS DURING LONG PERIODS OF PRESSURIZED HOLD
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2013)
This paper will discuss the challenges with
contamination resulting from long periods of compressors in
standstill conditions. The reliability of gas seals is largely
dependent on having a continuous supply of clean and ...