Compressors
Achieve successful compressor startup by addressing dry-gas seal failure
A common root cause for compressor failure during first startup is a failure of the dry-gas seal (DGS) system. To avoid failures of gas compressors, the project team and end users must understand the importance and significance of the DGS very early in the basic design phase.
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..
Mexico’s major grassroots effort: Ethylene XXI project
The federal government, through Pemex Gas and Petroquímica Básica, using the law that regulates Mexican oil, decided to promote private investment to build a new major petrochemical complex called Ethylene XXI.
How to select compressors for various process services
Every style or type of compressor was developed to serve a particular process purpose. Collective references have devoted hundreds of thousands of pages on this topic. Two books have attempted to summ..
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..
Consider true zero-emission packing for reciprocating compressors
Especially when handling hydrogen, reciprocating compressors must provide ruggedness, operating flexibility and energy efficiency at pressures up to 3,000 psi (200 bar).
HP Reliability: Can integrally geared compressors be successfully used with variable speeds?
A recent HP webinar answered a number of compressor-related questions. This same webinar also generated a few additional ones. A viewer thought that two statements from this presentation were in contr..
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..
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