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Equipment

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

Consulting Engineer: Sofronas, A.

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

Compressor Controls Corp.: Parisi, P.

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..

How to make anything with a catalytic cracker

High Olefins FCC Technology Services, LLC: Dean, C.
Technip Stone & Webster Process Technology: Letzsch, W. S.

Various refined products can be produced via an FCCU only with changes in operating condition, different feedstocks and advanced/specialty catalyst choices.

Consider high-fidelity online motor fuel characterization

Yokogawa Corp. of America: Trygstad, M.

Motor fuels are complex products. Various diesel fuel and gasoline grades are prepared from a large range of individual blending components whose individual properties may be extremely variable over t..

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

Hydrocarbon Processing Staff: Bloch, Heinz P.

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 ..

HP News

Hydrocarbon Processing Staff: Thinnes, Billy

API releases three new standards to improve refinery safetyThe American Petroleum Institute (API) issued three new first-edition standards to enhance refinery safety and inspection programs:RP 583, Co..

What is the ‘refinery of the future’?

Hydrocarbon Processing Staff: Romanow, Stephany

For years, technology experts and engineers have discussed the elements and operations that will define the refinery of the future. The refining industry has made great progress from the early days. H..

Improve performance of exchangers in quench-water services

Wieland-Werke AG: Lang, T.  |  El-Hajal, J.
Technip: Provost, J.

Dual-enhanced (DE) tubes are widely used in shell-and-tube heat exchangers (HEXs) in a range of industries. They have become a standard in multiple clean services for the hydrocarbon processing indust..

A chemist’s perspective on organic fouling in ethylene operations

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

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

Targeted liquid injection improves shed deck performance

Valero Benicia Refinery: Riley, C.  |  Wicklow, C.
Valero Energy Corp.: Hanson, D.  |  Brown Burns, J.

This case study shows how the installation of an unique piping and lance design achieved targeted liquid injection, quenched vapor hot zones and reduced resid entrainment into the heavy coker gasoil product.