Maintenance & Reliability
HP Reliability: Slinger rings revisited
A major pump manufacturer has recently advocated that the grooved oil rings presently used by one of its customers be "replaced by the newer, and more effective, flat oil rings." That'..
Reduce risk of vibration-induced pipework failure
Use these guidelines to help ensure reliability after plant modifications
HP Reliability: Why smart companies rarely buy from the lowest bidder
An appropriate column heading might have been, "Conditioned bids and the value of post-installation service." After all, we simply want to illustrate sound and experience-based reasons..
Case 9: The machine remembered
Machines have a memory of overstressed conditions
HP Reliability: Delegating responsibility brings benefits
You're probably familiar with texts such as Machinery Failure Analysis and Troubleshooting (ISBN 0-88415-662-1) that explore competing approaches to machinery troubleshooting. One of these is the "Mr...
Heat integration complicates heat pump troubleshooting
An engineering review discovered the root-cause of the problem, saving a considerable capital expenditure
Trip analysis: a quick tool for plant management
Rapidly identify problems and allocate resources for solutions using these indices
HP Reliability: Upgrading with ring lubricated tilt pad bearings
Many types of rotating machines such as pumps, electric motors, fans, generators, blowers, small turbines and gearboxes operate using two axially grooved, oil ring lubricated bearings. ..
- Ketjen announces pricing adjustment for hydroprocessing catalysts effective January 15, 2026 1/9
- Germany's Uniper nears agreement to buy green ammonia from India 1/9
- Digital Exclusive—Valve maintenance: An open and shut case? 1/9
- Serbia's Russian-owned NIS refiner buys first crude since U.S. sanctions waiver 1/9
- U.S. refiner Marathon Petroleum says it will be bidding for Venezuelan crude oil 1/9
- Shell flags chemicals and products unit loss, raising doubts over $3.5 B buyback 1/8
