Pumps
HP Reliability: Reassessing and updating electric motor bearing lubrication
Over the past 25 years, this column has often dealt with electric motor lubrication. As listed in the recommended reading list, this subject is often asked and, of course, there are updates to the rec..
Contain ‘normal’ leakage from primary seals
Dry containment seals have gained popularity over the last few decades and provided reliable service. The refinery sector has used this sealing technology to limit fugitive emissions in a cost-effecti..
HP Engineering Case Histories: Case 83: What are useful questions to ask before starting a vibration analysis?
Periodically, this author receives questions from readers throughout the world addressing what performance issues could be wrong with a centrifugal compressor that is vibrating. Note: It is impossible..
Avoid counterproductive project management practices
For many years, reliability-focused engineers have observed flawed procurement processes for mechanical equipment. Many requirements are supposedly aimed at the lowest possible lifecycle cost; however..
HP Reliability: Plan now to deal with stressed equipment later
The US Energy Information Administration’s (EIA’s) “Today in Energy” brief evaluated how US refineries are processing record amounts of crude oil (Fig. 1), with Midwest and Gulf Co..
HP Engineering Case Histories: Case 82: Be cautious when purchasing ‘first of kind’ equipment
What is the definition of “first of kind” when discussing equipment and products? The definition used in this editorial is the “first built for your company,” and it can often have..
HP Reliability: Trends from Texas A&M’s 43rd Turbomachinery and 30th Pump Symposia
Many HP readers are very familiar with the Texas A&M Turbomachinery (TAMU Turbo) and Pump Symposia events. The Houston-based 2014 forum, held Sept. 21–25, set new records in both attendance and n..
Update on control and safety systems for turbomachinery
All plant workers want to reduce the safety risk associated with turbomachinery operation while avoiding nuisance trips. The goal is to run machines in an efficient manner. In this context, safety ris..
Raise profitability through continuous performance evaluations
Reliability engineers use a wide variety of tools to support plant equipment and to optimize unit uptime and availability. Sound reliability programs assist organizations to be more competitive in the..
Improve monitoring and troubleshooting of reciprocating compressors
The terms surveillance and monitoring for reciprocating compressors can be used interchangeably. With few exceptions, the monitoring and/or surveillance tasks are assigned to the unit operators. They ..

- Dow Chemical delays construction on multi-billion-dollar Path2Zero project in Fort Saskatchewan, Alberta, Canada 4/25
- Asahi Kasei, Nobian, Furuya Metal and Mastermelt commence joint project to recycle metals, signaling a milestone towards circularity in the chlor-alkali industry 4/25
- India's Delhi plans to curb gasoline car sales, ban gas-guzzling bikes to shed polluter tag 4/25
- Automakers rush to meet surging China demand for long-range hybrids 4/25
- Aster Chemicals to bid for ExxonMobil's Singapore fuel stations 4/25
- Wärtsilä, Höegh Evi and partners complete development of world’s first floating ammonia-to-hydrogen cracker 4/25