自激脉冲谐振射流喷嘴研发成功

:1006-4079(2005)02-0017-03,,,,(643011):,,,,,.:;;;:P634.5+1:ATheSelf2OscillationPulseResonanceJetFlowNozzleHasbeenReseach2DevelopedSuccessfullyLIANGQinSONGJie2xingMUFu2shuZHANGChao2yuHEHui(Zigongcrdnewmatterialcorp.,LTD)Abstract:Thisarticleexpoundstheexploitativebackgroundandtechnologyprincipleofthecementedcar2bideself2oscillationpulseresonancejetstreamnozzle.Throughanalyzing&comparingtheusingresultsbe2tweenthecementedcarbideself2oscillationpulseresonancejetstreamnozzleandtraditionalnozzlesinmod2ernoildrillingwell,thisarticleindicatesthattheformerovercomestheexistingcontinuousjet2streamnoz2zlesdefectoflittlecontinuousenergy,improvesthejet2streamsinstantaneoushitpower,effectivejetdis2tanceandthewaterpowerenergyatthewellbottom,providesadvanceddrillingtoolsfordrillingindustry,andpromotesourdrillingindustryintoanewplatform.Keywords:Self2oscillation;Pulse;Resonance;Nozzle,,,,,,,,,,,,,,(),.71:(1963-),,,,.:2005-01-1020056SichuanNonferrousMetals,,,1077%,1048%,,,,1990,1992,1996,,,(ZL96233277.1)1992,,.,,,,,,(200320115329.X),,,,1,,,,,,,,,,,.12.122,,,,.2.1,,1.72.5,1.52,24.81:22.2100h.2.31000,,877%,6.744%.2.42002910,13#11#8#,:11#13.5%4#36%8#55%.2.52003513,TK724#,5610m,173h,30.1m/h,,21Mpa16Mpa,16104N12104N,5%,.33.1,30004000m5610m,:1.3g/cm3,48,,,,,3.2,,,20Mpa,16Mpa21Mpa,.3.3142,10%,31h,3.8t,,45.58h,0.68.3.422.07m/h,23,,2215.25m/h,24,,600m3.,,877%,6.744%,1.82.5,,,,.4,,E=1/2pv(E,p,v).,,,,,,,.,,,,,,,,,PDC,,!1,,.[J]..912: