Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

  • Congratulations MintJulep on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

residence time for furnace tube

Status
Not open for further replies.

chemilocha

Chemical
Joined
Nov 18, 2015
Messages
8
Location
NG
hello,
i have doubt on residence time required for the reaction for thermal cracking in delayed coker unit, i calculated residence time from data that is 9.8 min, what will be effect on througput ( topped crude) if the residence time will change by flow regulator FRC,becouse for thermal cracking need appropriate residence time .
following are data from that i have calculated residence time,
tube O.D/ THICKNESS=108 MM/9.5 MM
NO.OF TUBES FOR 72,FOR RADIATION SECTION
AND FOR THE CONVECTION SECTION 60
HEATING SURFACE AREA FOR RADIATION SEC=312.7 M2
HEATING SURFACE AREA FOR CONVECTION SEC=260.6 M2


PLEASE SHARE YOUR VALUABLE EXPERIANCE[2thumbsup]

 
Status
Not open for further replies.

Part and Inventory Search

Sponsor

Back
Top