?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%2F460%2F&rft.title=Design+and+loading+of+dragline++buckets&rft.creator=Cleary%2C+P.&rft.subject=Transport+and+Automotive&rft.description=Draglines+are+an+expensive+and+essential+part+of+open+cut+coal+mining.+Small+improvements+in+performance+can+produce+substantial+savings.+The+design+of+the+bucket+and+the+way+in+which+it+fills+with+overburden+are+very+important+to+the+overall+dragline+performance.+Here+we+use+a+numerical+model+to+simulate+this+filling+process+and+to+differentiate+between+the+flow+patterns+of+two+different+buckets.+Extensions+to+the+model+are+explored.&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%2F460%2F1%2FDesign-and-loading-of-dragline-buckets.pdf&rft.identifier=++Cleary%2C+P.++(1993)+Design+and+loading+of+dragline+buckets.++%5BStudy+Group+Report%5D+++++