Maintenance & Reliability
HP Reliability: Suction specific speed choices have consequences
A refinery engineer was in a quandary over requests from a project group. High volume/pressure/temperature pumps in hydrocarbon service were involved and the refinery’s standards had, in 2007, be..
Case 64: Averages can be misleading on service life data
Take care when making important decisions on data
Prevent failures in olefin-cracking operations
Failure analysis identifies root causes for damages to selective exchangers
HP Reliability: Consider a new twist on data collection
The following abbreviated sequence of correspondence is real, although we quite obviously had to hide some names. Still, it is quite typical of many discourses our editors carry on with readers or con..
Control-valve seat leakage
Enhancing initial performance, extending service life of valves offers benefits
Avoid failures with pump power-end upgrades
Designing-out maintenance and failure risk starts with simple upgrading measures, culminates in re-thinking entire bearing housing configuration
Consider life-cycle costs in specifying control valves
Latest approach improves sizing valves while also incorporating total ownership investment
Use a new calibration method for gas pipelines
An advanced method improves calibrating orifice flowmeters while reducing maintenance costs
Decrease vibration in piping with reciprocating compressors
Case study identifies problems in new compression unit
HP Reliability: Reliability pros: Hear what others say about you
In an editorial “Engineering Better Engineers,” published in the January 2010 issue of Civil Engineering News, John Bachner commented on how lack of innovation has resulted in engineering se..
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