September 2010

Special Report: Refining Developments

Upgrade FCC performance—Part 2

New ceramic feed distributor offers ultimate erosion protection

Couch, K. A., UOP LLC; Wolschlag, L. M., UOP LLC, a Honeywell Company

A new catalyst regenerator technology was developed to improve Δcoke operations. Since improved equipment technology and catalyst offerings have resulted in progressive decreases in Δcoke, refiners have continued to debottleneck unit constraints within the capacity of existing major equipment. Usually with the constraint of not replacing main vessels or large rotating equipment, i.e., main air blowers (MABs), wet gas compressors (WGCs), regenerator shells, reactor shells, stripper shells and catalyst circulation standpipes. Maintaining this philosophy through several technology upgrades can result in several operational and reliability concerns:• Excessive catalyst loadi

Log in to view this article.

Not Yet A Subscriber? Here are Your Options.

1) Start a FREE TRIAL SUBSCRIPTION and gain access to all articles in the current issue of Hydrocarbon Processing magazine.

2) SUBSCRIBE to Hydrocarbon Processing magazine in print or digital format and gain IMMEDIATE ACCESS to the current issue as well as to 3 articles from the HP archives per month. $399 for an annual subscription.

3) Start a FULL ACCESS PLAN SUBSCRIPTION and regain IMMEDIATE ACCESS to this article, the current issue, all past issues in the HP Archive, the HP Process Handbooks, HP Market Data, and more. $1,695 for an annual subscription.  For information about group rates or multi-year terms, contact J'Nette Davis-Nichols at or +1 713.520.4426.

Related Articles

From the Archive