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Now showing items 3991-4000 of 4423
IMPACT OF ELECTRICAL NOISE ON THE TORSIONAL RESPONSE OF VFD COMPRESSOR TRAINS
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2011)
The popularity of VFD motors in compressor trains
has increased in recent years. Increased process flexibility is a
primary consideration for implementation of VFD systems.
However, this comes at a cost of increased ...
ENHANCING OIL PLATFORM AVAILABILITY AND RELIABILITY
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2011)
As part of the Upgrade project of 1998/99 the Main Oil line (MOL) pumps were replaced with smaller pumps from NUOVA PIGNONE (NP), due to Three-phase separation. The new pumps were installed with John Crane (JC) Double ...
SOLVING SYNTHESIS GAS HIGH PRESSURE COMPRESSOR VIBRATION INSTABILITY
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2011)
Qatar fertilizer company operates a huge fertilizer complex that manufactures Ammonia and Urea with a total capacity of 2 & 3 million tons each, being the world’s largest single site producer of Urea. The facility has four ...
Advanced Field Single PlaneTrim Balancing
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2011)
Summary: Problem Statement: Trim Balancing of multiple units may imply schedule impact. Solution: Develop a single-shot procedure to embed balancing activity in the general commissioning. Results: Flawless start-up of 5 ...
Trouble shooting the problems of Dry Gas Seals and Systems in Centrifugal Compressors
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2011)
HOT SPOTS IN TURBOEXPANDER BEARINGS: CASE HISTORY, STABILITY ANALYSIS, MEASUREMENTS AND OPERATIONAL EXPERIENCE
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2011)
HOT SPOTS IN TURBOEXPANDER BEARINGS: DESCRIPTION OF THE MACHINE. ROTORDYNAMIC BEHAVIOR (ANALYSIS AND TEST). THE HOT SPOT PHENOMENON. ANALYSED AND TESTED MODIFICATIONS. CONCLUSIONS
Floating Seal Ring Acting as a Third Bearing
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2011)
Background: The synthesis Gas Compressor was recently overhauld. Replaced the IP Compressor ortor, interstage seals and floating seal rings. Replaced the inboard radial and thrust bearings of IP Compressor. When the machine ...
Turbomachinery Operation and Maintenance
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2015)
Condition Monitoring Systems and Vibrations
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2015)
Turbomachinery Bearings and Annular Seals
(Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2015)