Compressors
High-pressure polyethylene: Reemergence as a specialty chemical or not?
The analysis results indicate that, while investment capital for new plants favors LLDPE, plant profitability—which is a function of product slate (revenue) and cost—is, in many cases, higher for LDPE plants.
Select the right shaft-riding brushes for turbomachinery
Since the mid-1950s, much progress has been accomplished in the development, design and production of shaft-riding brushes for turbomachinery applications. The machinery includes steam and gas turbine..
HP Reliability: Fact-checking list from recent reliability conferences
Whenever HP editors attend technical conferences, their primary goals include observing industry practices, finding facts and spotting trends. Fact or fictionUnfortunately, presenters sometimes relate..
HP Innovations: Innovations
Flowmeter uses Coriolis force in measurementThe Sitrans FC430 flowmeter from Siemens AG is capable of measuring liquids and gases using the Coriolis principle. Flows can be measured with a precision o..
HP Reliability: How the best lubricant provides added value
In November 2012, a highly competent lubrication engineer and I met again at the ExxonMobil Maintenance and Productivity Improvement Symposium in San Antonio, Texas. We talked about the small, but pes..
New residue-upgrading complex achieves Euro 5 specifications
In late 2010, Grupa LOTOS SA completed construction of a major residue-upgrading project at its refinery in Gdańsk, Poland. Its 10+ Program was designed to unlock a step change in the facility’s long-term profitability. After two years of operating, this project has had a profound effect on the refinery’s economics.
HP Reliability: Top three ways to improve pump service life
Experienced reliability professionals know that even the premier equipment standards used in the HPI occasionally fall short of defining the best, most reliable, or safest available technology.
HP Innovations: Innovations
UK firm patents mid-scale LNG technologyGasconsult Ltd. has announced the award of a patent for its new ZR-LNG liquefaction process. ZR-LNG has best-in-class energy efficiency for mid-scale liquefied ..
Update on wet and gas compressor seals
Shaft seals keep compressed gas from leaking out. The need for leak prevention may include process economy, safety and environmental protection. Moreover, the process gas will usually have to be kept ..
HP Reliability: TAMU Turbo and Pump symposiums still leading
Beginning in 1971, the Turbomachinery Laboratory of Texas A&M University (TAMU) organized the first of now 41 consecutive annual turbomachinery symposiums, now known as the TAMU Turbo. In 1984, Texas ..
- Neste, Braskem partner on supply of renewable and recycled feedstocks for polymers and chemicals production 10/23
- India's diesel consumption to rise 3%–4% in current fiscal year 10/23
- U.S. crude, gasoline inventories rise, distillates draw down 10/23
- Russia's Surgutneftegaz awards annual tender for diesel, fuel oil exports 10/23
- California expects the EPA to approve 2035 zero-emissions vehicle plan 10/23
- Russia ships rare naphtha and fuel oil cargoes to Indonesia 10/23
