Rotating Equipment

Sulzer buys US electromechanical services group Grayson Armature

Founded in 1980, Grayson Armature offers electro-mechanical repair services (at an in-house machine shop), re-manufacturing, re-design, upgrades, modifications and other additional services.

Update on secondary seals for fluid machines

Bloch, Heinz P., Hydrocarbon Processing Staff; Carmody, C., AESSEAL plc

Elastomer-based O-rings are used as secondary sealing components in millions of fluid machines. Although O-ring seals are primarily intended for fluid containment between different but nonrotating com..

HP Engineering Case Histories: Case 80: Sudden temperature change in a centrifugal compressor

Sofronas, A., Consulting Engineer

A process upset occurred that caused the gas temperature of a centrifugal compressor to increase from the design condition of Tstart = 300°F to Tinf = 600°F in t = 0.25 hours. Some engineers..

HP Viewpoint: Optimize control systems with preventive maintenance

Parisi, P., Compressor Controls Corp.

Ensuring equipment integrity by conducting thorough maintenance provides multiple benefits, from maximizing machine uptime and minimizing process shutdowns, to prolonged equipment service life and imp..

Linde begins producing hydrogen-fuel stations

Linde officials are hoping to help commercialize fuel-cell cars with better hydrogen infrastructure, saying they need more flexibility to meet rising demand in different markets.

HP Reliability: Things to know and do before starting new initiatives

Bloch, Heinz P., Hydrocarbon Processing Staff

HP editors frequently attend technical conferences to keep informed on the many factors impacting the hydrocarbon processing industry (HPI). The focus of these conferences often differs. However, one ..

Foster Wheeler to supply hydrogen reformer for Russia’s Orsk refinery

The heater will be based on Foster Wheeler's Terrace Wall design. Foster Wheeler’s scope of work on the Russian refinery project is scheduled to be completed in the second quarter of 2015.

Kobe Steel’s compressor company opens in Brazil

Kobe Steel announced that its subsidiary company, Kobelco Machinery do Brazil, has begun full-scale marketing of nonstandard compressors in the region of South America.

GE buys Cameron reciprocating compression line

The division provides reciprocating compression equipment and aftermarket parts and services for oil and gas production, gas processing, gas distribution and independent power industries.

A chemist’s perspective on organic fouling in ethylene operations

Hancock, J. M., Nalco Champion; Van Zijl, A. W., Robson, I., Vachon, J., Hashmi, A., SABIC Technology & Innovation

Since organic fouling cannot be completely eliminated, ethylene producers must use operational, chemical and mechanical methods to minimize heat transfer losses and equipment downtime.