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Kayser Technology, Inc. is pleased to offer technical papers and extracts relative to its products and technology. All documents are published as Adobe Acrobat PDF files. When you download a document, it will open in a new browser window; this will allow you to easily return to this page to make additional selections or navigate to other pages of our web site.

 


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Document Title/Summary of Contents

(15 pages, 156 kilobytes)

  Title: IMPROVED RELEVANCE ESPECIALLY FOR RESID CRACKING

Summary: The coke yield measured by ACE-Model R and R+ includes as coke the combustion products of the residual hydrocarbon film inside the feed injection tube. Inclusion of this material as coke adds a bias to the coke yield that is an artifact of the test related to injection hardware and not related to catalytic cracking. This bulletin provides a method for measuring the impact of the holdup of feed in the injector on the coke yield and on the entire yield structure.

(2 pages, 81 kilobytes)

  Title: PRECISION AND RELEVANCE

Summary: ACE Technology® Model R, R+, and Model P cracking units provide unprecedented precision and relevance for laboratory-scale research of the FCC process. The combination of high precision and relevant results makes ACE Technology® systems potent research tools for catalyst selection and development, feedstock qualification, understanding existing commercial performance,commercial FCC design, and kinetic modeling.

(2 pages, 86 kilobytes)

  Title: MEASUREMENT OF CATALYST STRIPPABILITY

Summary: The ACE-Model R and R+ can precisely and automatically measure the strippability of catalysts and quantify the yield shifts associated with different strip times. This capability is important for catalyst selection and development, understanding existing commercial stripper performance, design of commercial units, and for modeling
the kinetics of the stripping process.

(2 pages, 97 kilobytes)

  Title: VARIABLE CONTACT TIME MEASUREMENTS

Summary: ACE Technology® can measure the effects of varying hydrocarbon contact time by adjusting the axial position of the feed injector - a proprietary feature of ACE reactor design. Raising the
injector to decrease contact time causes yield performance to shift in a manner consistent with commercial experience. This capability is important for catalyst selection and development, feedstock qualification, commercial FCC design, and kinetic modeling.
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