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1.
1 ImportanceofDykeReinforcementandNe cessityofDykeFoundationClassification  Foundationplaysanimportantroleforthesafetyoflev ee.MostofleveesinChinawerebuiltseveralhundredorevenmorethan 10 0 0yearsago,sothefoundationconditionofleveemightbeveryadverseforther…  相似文献   

2.
SCOUROFFINESEDIMENTBYATURBULENTWALLJETLiWen-xue(InstituteofHydraulicResearch,YellowRiverConservancyCommission,Zhengzhou,45000...  相似文献   

3.
《人民长江》2001,32(Z1)
TheChangjiangWaterResourcesCommission(CWRC),originallynamedYangtzeValleyPlanningOffice(YVPO),wasestablishedinFebruary,195 0.Asanassistantministryinadministrativelevel,CWRCisarivervalleyorganizationdispatchedbytheMinistryofWaterResources(MWR),PRC.Itisau…  相似文献   

4.
1 . INTRODUCTIONWaterTransferFromSouthToNorthProject(WTFSTNP)isagreatdecisiontosolvetheproblemofwatershortageinthenorthandcentralpartsofChi na .Thisproject ,includingEast ,Central andWest Line ,willdrawwaterfromtheYangtzeRivertothenorthandcenterofChinasotha…  相似文献   

5.
Sincetheyearof195 0 ,theChangjiangWaterResourc esCommission (CWRC)hasbeenresponsibleforthesurveyanddesignoftheTGPfornearhalfofacentury .Ontheba sisofalargeamountofinvestigation ,designandscientificresearch ,theCWRCsuccessivelypreparedthe“ReportonFeasibilitySt…  相似文献   

6.
LATTICE BOLTZMANN METHOD WITH DOUBLE MESHES   总被引:3,自引:2,他引:1  
1 . INTRODUCTIONInrecent years ,theoryandapplicationsofLatticeBoltzmannmethod (LBM )havemaderapid progress ,makingLBMcompetitivetotheconventionalapproachesinComputationalFluidDynamics (CFD )andanalternativewaytosimu latethefluidfleld[1] .ThekeyideabehindLBMisth…  相似文献   

7.
1 . INTRODUCTIONTheYellowSea (Fig .1 ) ,locatedinthemiddlelatitude,isoneofthemosttypicalsemi enclosedseasintheworld ,withthemaximumdepthof 80mFig .1 TopographyoftheYellowSeaandtheEastChinaSeaintheYellowSeatrough .ItisconnectedwiththePacificOceanthroughtheECS .The…  相似文献   

8.
四川建筑机械厂取得我国塔机行业首家质量体系认证资格SichuanConstructionMachineryPlantHasFirstObtainedNationalCertificateQualificationofQualitySystemofth...  相似文献   

9.
CAVITATIONMODELINGWITHACFDAPPROACH¥JinzhangFeng;ManishDeshpande;CharlesL.Merkle(PropulsionEngineeringResearchCenter,Departmen...  相似文献   

10.
ChinaShipScientificResearchCenterPekingUniversityInstituteofWaterConservancyandHydroelectricPowerResearchShanghaiJiaotongUniversityFudanUniversityZhejiangUniversityTsinghuaUniversityZhongshanUniversityHuazhongUniversityofScienceandTechnologyWuhanUniv…  相似文献   

11.
NOMENCLATUREA ,B flowpatternCa,Cb  experimentalcoefficientCf  pressurecoefficientD0  thicknessofhanged plateFr0  thefroudenumbleofup  相似文献   

12.
1 . INTRODUCTIONUptonow ,thereportsforsolving 2Ddepth integratedequationsofflowandmasstransportintidalregionhavebeenintroducedinlargenum bers .FromthebeginningofYanenko[1] .TheFi niteDifferenceMethod (FDM )hasbeenwidelyappliedbyFalconer[2 ] ,VincenzCasulli[3,5] ,HeSh…  相似文献   

13.
HYDROELASTICITYTHEORIESOFSLENDERFLOATINGSTRUCTURESXiaJin-zhuSupervisor:Prof.WuYou-sheng(ChinaShipScientificResearchCenter,P.O...  相似文献   

14.
1 ASurveyofHydraulicEnergyResources1.1 VolumeofHydraulicEnergyResourcesTheChangjiangRiverValleycoversanareaof180 0 0 0 0km2 .Sincethereisplentifulrainfallintheval ley,theannualaverageprecipitationreaches 110 0mmandtheoceanoutflowisabout 96 19billionm3.Fromtherivers…  相似文献   

15.
THEAPPROXIMATEFORMULAEOFPRODUCTIVITYANDWELLTESTINGFORHORIZONTALWELLSLiuCi-qun(InstituteofPorousFlowandFluidMechanics,Academia...  相似文献   

16.
AUNIFEDTIME-MARCHINGPROCEDUREFORCOMPRESSIBLEINCOMPRESSIBLEFLOWS¥CharlesL.Merkle;FengJin-zhang(PropulsionEngineeringResearch,T...  相似文献   

17.
1 . INTRODUCTIONTherehavebeenstillrareprogramsforcomplexflowsimulationwithDomainDecompositionMethod(DDM ) ,whichthoughwasbrieflyreportedbyZhuZiqiang[1] .ThegeneralflowcalculationsoftwaressuchasCFX 4 ,Phoenicsarealsolackofthefunctiononthisaspect.Forthesakeofp…  相似文献   

18.
1 . INTRODUCTIONTheNavier Stokes (N S)equationshavebeenwidelyusedinindustry ,suchasship buildingin dustry ,aeronauticindustry .Fromm[1] solvedtheN SequationsbyusingtheDurfort Frankeldiffer encescheme .Harlow[2 1] discussedtheMarkerandCellmethod (orMAC)forsolvingtheN …  相似文献   

19.
《人民长江》2002,33(Z1)
TheChangjiangWaterResourcesCommission(CWRC) ,originallynamedYangtzeValleyPlanningOffice(YVPO) ,wasestablishedinFebruary ,195 0 .Asanassistantministryinadministrativelevel,CWRCisarivervalleyorganizationdispatchedbytheMinistryofWaterResources (MWR) ,PRC .Itisautho…  相似文献   

20.
VISCOUS FLOW BEHAVIOR IN A CURVED ANNULAR DUCT   总被引:2,自引:0,他引:2  
VISCOUSFLOWBEHAVIORINACURVEDANNULARDUCT¥ZhangBen-zhao(Dept.ofMechanics,ZhejiangUniversity,Hangzhou310027,P.R.China)FanDab-nin...  相似文献   

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