Maintenance & Reliability
An effective method for analyzing piping vibration problems
The matching mode shape technique combines field vibration data with natural frequency information
Hybrid fault patterns for diagnosing gas turbine component degradation
Faults and their locations can be identified by analyzing efficiency and vibration simultaneously
HP Reliability: A 'hundred-plus points' to improve pump reliability, Part 2
Last month's column addressed items 1 ? 34. Here we present items 35 to 68. C. Lubrication issues, continued 35. On grease-lubricated couplings, verify that only approved coupling greases are use..
HP Reliability: A 'hundred-plus points' to improve pump reliability
In the September 2003 issue of HP ("Letters to the Editor,") we had promised to provide reminders of "things being done" by users that consistently achieve high pump reliability. The point was made th..
Case 19: A steam turbine diaphragm failure
Confined water converted to steam develops high pressures
Using creep life assessment of FCCU internals to determine operational reliability
These guidelines can help avoid failures
HP Reliability: Consider composite materials in centrifugal pumps
Fluid processing industries have embraced the use of current- generation composite materials in centrifugal pumps to increase efficiency, improve mean-time- between- repair (MTBR), and reduce repair c..
HP Reliability: Upgrade your compressor antisurge control valves
Compressor “surge” is a low-flowphenomenon known to exist in “dynamic,” i.e., centrifugal and axialcompressors found in petrochemical plants, liquefied natural gas(LNG) facilities ..
Case 18: Problem-solving technique
An orderly procedure allows data to be organized and analyzed
Integral gas engine compressor failures and solutions
Here are the causes and how to remedy them
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- LyondellBasell to close Houston refinery (U.S.) in Q1 2025 11/4
