Browsing Asia Turbomachinery & Pump Symposia by Issue Date
Now showing items 41-60 of 285
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Tutorial 6: Experimental modal analysis and operating deflection shapes (ODS) are powerful tools in vibration analysis and machinery troubleshooting. However, the machinery plant engineer often doesn’t believe such techniques ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 16: In the modern pump industry, processed fluids are characterized by a wide spectrum of viscosity values. An unpredicted variation of actual process fluid properties, including viscosity, may lead to unexpected ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Tutorial 15
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Tutorial 11: Operators face significant integrity risks on offshore production facilities due to vibration of machinery and piping systems. These applications are more challenging than land-based systems because compressors, ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 13: This paper presents details of investigation results of issues observed during plant start‐up on a centrifugal compressor. Compressor was operated with air/ nitrogen during start‐up and high shaft vibration ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Tutorial 16: In today's market place, a large percentage of oil refinery, petrochemical, and power generation plants throughout the world have been trying to reduce their operation cost by extending the service life of ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Technical Brief 5: An evaluation was performed on one of the largest offshore facilities belonging to PEMEX Exploration and Production due to forecasts predicting that future crude oil production will contain heavier oils. ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Technical Brief 6: The evaluation of the dynamic behavior of deep foundations for Turbomachinery Modules is not a simple task due to uncertainties in the evaluation of the soil shear modulus and the approximations introduced ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Tutorial 10B: The effects of gas molecular weight variation on a centrifugal compressor’s surge line and computation of the operating margin from surge for the purposes of antisurge control is discussed using different ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Lecture 13: This paper deals with the damping ratio D (modal damping) of the 1st torsional mode of synchronous motor driven compressor trains. The damping ratio is a crucial parameter for the torsional start-up analysis ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 22: Over a 13‐year span, a major South American oil company’s maintenance department fought high vibrations in three gas reinjection compressor trains. To reduce the chances of machine trips, technicians field ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 23: PTT operate a number of hydraulic power recovery turbines (HPRT) in their gas processing plants in Rayong Thailand. One of the newest plants incorporates some of the largest such turbines ever produced. The ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 21: This case study concerns a screw compressor operating in offshore process environment with unpredictable gas composition. The compressor was tripped on high vibration during startup after seals replacement. ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Tutorial 17: The various drivers for process compressor trains are designed in accordance with the pertinent process requirements. In the case of variable speed applications for process compressors, Steam turbines or Gas ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Technical Brief 3: Flexible couplings are a critical component in turbo-machinery train. It is a challenge and very important for coupling designers to select suitable materials for special turbo-machinery applications. ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Technical Brief 4: A complex multiple-stage compressor train which is part of an off-shore booster installation was facing process and mechanical related problems. The frequency of these problems has increased lately leading ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 10: When the subject compressor was opened for an unrelated reason, it was unexpectedly found to have severe cracking, including a missing piece, on the first stage impeller and foreign object damage to the ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 3
-
Vibration Field Problem Resolved with Analytical Diagnostic Approach and Innovative Impeller Design (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 20: Several pumps of same design exhibited field vibrations above API limits, dominated by Vane Passage Frequency (VPF). Root cause analysis included both experimental and theoretical paths. Experimental ...
-
(Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 2: When machinery challenges arise in aging equipment within declining oil and gas facilities it requires innovative solutions taking into account life expectancy, production impact and declining production to ...