Maintenance & Reliability
HP Reliability: When is a good practice a bad practice
For years, it has been our contention that root-cause failure analysis (RCFA) is a skill that must be taught, absorbed and consistently practiced. We certainly concur with the CEO of an RCFA training ..
Case 36: Pipe bowing stresses due to thermal differences
A pipe partially filled with a hot cycling fluid can cause weld failures
Selecting turbine oil filtration systems
Follow these guidelines to improve reliability
HP Reliability: Win or lose – it's the customer's choice
This January marks the 30th anniversary of the article on eliminating cooling water from general-purpose pumps and drivers.1 The article documented why, in the early and mid-1970s, many of the world's..
Multiobjective genetic algorithms optimize maintenance
Overall equipment effectiveness and cost criteria are considered
HP Reliability: Avoid three-dimensional compressor impeller failures
 Fig. 1     Three-dimensional impeller with integral blading being machined (Source: Babcock-Borsig, Berlin, Germany Cl..
Case 35: Technical checklists
Our memories are not always adequate
Field-installed vibration values for centrifugal pumps
HEINZ P. BLOCH, Reliability/ Equipment Editor Comments? Write: HB@HydrocarbonProcessing.com In 2000, the New Jersey-based Hydraulic Institute issued..
Avoid refrigeration compressor damage
Online monitoring helps prevent liquid injection and operating in choke
HP Reliability: Vibration limits for gas turbines
For the past 16 years, this monthly column has often dealt with vibration issues. While many of these would best be addressed in the context of data collected and operational experience with a particu..
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