Dear Editors,Over the past decades,the reduction of drag has attracted considerable attention for its potential applications in engineering[1-3].Direct numerical simulations(DNSs) provide accurate data that can be use...Dear Editors,Over the past decades,the reduction of drag has attracted considerable attention for its potential applications in engineering[1-3].Direct numerical simulations(DNSs) provide accurate data that can be used to study the underlying physics of drag reduction.Inarecent DNS[4] of an incompressible spatially developing turbulentboundary layer with uniform blowing or suction applied on the wall,the drag reduction展开更多
基金supported by the National Natural Science Foundation of China(GrantNos.1372330,11472278 and 11472010)the National Key Basic Research Program of China(GrantNo.2012AA01A304)the Chinese Academy of Sciences Program(GrantNos.KJCX2-EW-J01 and XXH12503-02-02-04)
文摘Dear Editors,Over the past decades,the reduction of drag has attracted considerable attention for its potential applications in engineering[1-3].Direct numerical simulations(DNSs) provide accurate data that can be used to study the underlying physics of drag reduction.Inarecent DNS[4] of an incompressible spatially developing turbulentboundary layer with uniform blowing or suction applied on the wall,the drag reduction