Technoeconomy of CDU

[Ahmedaoso]

hi Guys i awant any body to help me i am a new process engineer on a new Refinery and we do now technoecomonmic study of CDU with different crudes using crude assays
i face 3 problems the first one is that there was some assays put Ar%, Naph% by volume percent how i can convert it to Wt% in each cut?
secondly some contain Cetane Index and i use cetane number how i can do conversion?
thirdly How can i calculate RON and MON For any Cut?

Best Regards,
Ahmed

 

[owg]

ASTM method D613 states "The calculated Cetane Index formula represents a useful tool for estimating Cetane Number." So just use Cetane Index if you don't have a Cetane Number.

HAZOP at

http://www.curryhydrocarbons.ca