Drivers
HP Viewpoint: Consider integral-gear compressors in CO2 services
In 1998, the author began researching suitable technology for compressing 95 MMSCFD of “bone dry” (–100°F dew point) carbon dioxide (CO2) from 16.7 psia to 2,710 psia. The compress..
HP Engineering Case Histories: Case 72: Interaction between disciplines when troubleshooting
When troubleshooting, we can become fixated on the discipline that we are most familiar—in the author’s case, mechanical engineering. Investigating the failure of a machine may have a group ..
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..
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 Impact: Asia AC drives market to be driven by energy efficiency
The Asian region is the largest market for low power AC drives, representing around 42% of the global low power AC drives market. The growth is chiefly driven by improvement of internal infrastructure..
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 ..

- Virgin Atlantic jet completes maiden transatlantic flight on 100% SAF 12/1
- Alaska Airlines partners with CHOOOSE to empower guests to reduce emissions and support growth of the SAF market 12/1
- India resumes imports of Venezuelan oil, Reliance seeks direct deal 12/1
- Brazil's Petrobras cuts jet fuel prices by around 6% 12/1
- Cosmo Oil and Yokogawa start exploring possibilities for refinery digitalization 12/1
- EPA fines Iowa ethanol producer for alleged clean air act violations 12/1