?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fmiis.maths.ox.ac.uk%2Fmiis%2F462%2F&rft.title=Oil+Blending%3A+Mixing+and+Contamination&rft.creator=Barton%2C+N.&rft.creator=Spencer%2C+S.&rft.creator=Zhu%2C+Z.&rft.subject=Energy+and+utilities&rft.description=The+Shell+Company+of+Australia+has+a+frequent+need+to+blend+lubricants.+Blending%2C+sometimes+involving+three+lubricant+oils+and+additives%2C+takes+place+by+jet+mixing+in+large+tanks+of+typically+45%2C000+titres+capacity.+The+jets+are+driven+by+pumps+with+typical+volume+throughput+of+up+to+1%2C000+titres+per+minute%2C+and+typical+blending+times+may+be+as+long+as+one+or+two+hours.%0D%0A%0D%0AThe+jet+blending+process+was+investigated+in+a+number+of+ways+at+the+Study+Group.+These+included%3A+simple+estimates+for+blending+times%2C+theoretical+and+experimental+description+of+jet+behaviour%2C+development+of+a+simple+compartment+model+for+the+blending+process%2C+and+several+large+scale+computer+simulations+of+the+jet-induced+motion+using+a+commercial+Computational+Fluid+Dynamics+package.+In+addition%2C+the+sedimentation+of+contaminant+particles+in+the+tanks+was+investigated.+This+overall+investigation%2C+using+a+variety+of+approaches%2C+gave+a+good+knowledge+of+the+blending+process.&rft.date=1993&rft.type=Study+Group+Report&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Fmiis.maths.ox.ac.uk%2Fmiis%2F462%2F1%2FOil-blending-mixing-and-contamination.pdf&rft.identifier=++Barton%2C+N.+and+Spencer%2C+S.+and+Zhu%2C+Z.++(1993)+Oil+Blending%3A+Mixing+and+Contamination.++%5BStudy+Group+Report%5D+++++