Maintenance & Reliability
Use dry gas seals on cracked gas applications
Olefins operator reduces maintenance costs by installing MACT sealing systems on compressors
Revise aboveground storage tank inspections
Quick review highlights recent addendums to API 653
HP Reliability: Enhance equipment reliability by applying engineering quality control
Much has been written about design details, operating guidelines, and maintenance procedures that focus on improving the reliability of individual types of equipment or systems. However, to minimize t..
HP Reliability: Melding preventive and predictive maintenance
An effective maintenance program places more emphasis on failure prevention than on correction. Using this approach, the net result is safer operations, stable production, higher service factor and lo..
Control cyanides at source
A refiner develops an action plan to reduce cyanide emissions from FCCU sour water streams
Make computerized maintenance management systems pay off
Take the correct steps to ensure successful implementation
HP Reliability: Use fifty ways to improve pump reliability
In the eight years that this column has been published, pump reliability improvements have been addressed on many occasions. A Brazilian maintenance consultant brought this fact to my attention. Also,..
HP Reliability: Insulation systems affect electric motor service life
Last month, we looked at realistic criteria to determine true value when purchasing an "high-efficiency" electric motor. High-efficiency motors must meet the following criteria to comply with the DOE ..
HP Reliability: Are electric motor efficiency improvements worth the price?
At Gulf Publishing's Fifth International Process Plant Reliability Conference in 1996, Lincoln Electric's Jean Revelt provided valuable insight on electric motor efficiency. Having spent 40+ years in ..
HP Reliability: Improve selecting valve unloaders for reciprocating compressors
In a recent investigation of serious compressor distress, it was alleged that finger-type unloaders had undergone 600 actuations per day. Since the service was corrosive and less-than-clean, the unloa..
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