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20096[]2009-11-16[](1982-),(),,,,(Tel)13406221142。1,2(1.,271018;2.,271004):,,,,、、,,,。:;;;TV672.2TV122A1672-9900200906-0007-03CrossingbridgefloodimpactassessmentindicatorsystemandimpactstudyofpreventionmeasuresSUNQing-lei1,CHENSheng2(1.SurveyandDesignInstituteofShandongAgriculturalUniversity,Taian271018,China;2.RiverAuthorityofFeichengCity,Feicheng271004,China)Abstract:Commonproblemsexistintheassessmentoffloodimpactnowadays.Inordertoenhancethelevelandqualityoftheassessment,takingafloodimpactassessmentofnaturalgaspipelineprojectasanexampleandcombiningwiththere-centproblems,weanalyzedanddiscussedapipelineriverfloodimpactassessmentprocedures,technicalline,workandpreventativemeasuressystematically,madeabasicframeofassessmentanddefinedthecontent,whichwillbeareference.forthesimilarconstructionprojectsinthefuture.Keywords:river-crossingpipeline;floodimpact;evaluationofcontent;preventative,(、、、);,,,,,[1],。,,,。[2],,,,,,。,,、、、,。11.1、,、,,();,[2],,;、,,,;,。1.2;、、;。;,。;、、、、[2];,。2,107.4km,2372.5m3/a,7000m3/a。6911.23。2.185+300;100a,8560m3/s,94.53m;、、;,100m,10m;1000.7m,1002.8m。7.2m。,;,1m。·7·20096,:2.2,,,、、。,5696km2,0.077%。,1100m,500m,87m,95.5m,96m,5~6m,98m,,97.3m。,。,,0.3m。,1~2m。20a,50a;20a8357m3/s,96.35m,50a10301m3/s,96.96m;950~1013m,6m,1∶2.5,2m。2.32.3.1[3]h1=Q5/11/C10/11K5/11d3/22B1=C12/11Q5/11/K5/11d3/22J1=n2C28/33K80/33d8/11/Q14/33Q(m3/s);K,K=4.0212m1/2/s;n;d(mm);C。[3]:Qs=d/200(Q/h2-CQ1/2K1/2d3/20h1/10)×(Q3/2/C3K3/2d9/20h33/10-1)B2=CQ1/2/K1/2d3/20h1/10J2=n2Q1/2/B22h10/3Qs,。1。,,,。2.3.2,;。[4]:qmax=qc/Bc(hmax/hpj)5/3hs=(qmax/Kdy)1/1+xqmax(m3/s·m);hmax(m);hpj(m);qc(m3/s);Bc(m);hs(m)。2。2,,3.82m,7.2m,3.38m,。,,,94.35m,1.15m,;94.85m,1.15m,,1m,。2.3.3(1)[5]:Φh=D/JD(mm);J。(2)[6]:Zw=〔(γS-γ)/γ·D50·H〕1/3/JB2/3γS、γ(g/cm3);D50(mm);H、B、J,m;,m。(3)[6]:ψi=VS·BD50姨/Vc·S*·HV(m/s);Vc(m/s);S(kg/m3);S*(kg/m3)。,3。3(1)、。,100a,,8560m3/s,94.53m,。,,,100m,10m,[7],。。50a,,。(2)。86m,83.18m,,3.82m,7.2m,3.38m,2.5m。95.5m,94.35m,1.15m,;96m,94.85m,1.15m,,1m,。(3)。0.98,0.85,;18.9,5,,;2.59,2,。,1HBJ/%h1B1J1/%h2B2J2/%511000.0771.5212390.04731.7112240.03223ΦhZwψi0.9818.92.59Φh>0.85Zw>5ψi>22/(m3/s)/m/m/m20a835796.3587.095.596.083.7694.6095.1050a1030196.9687.095.596.083.1894.3594.85·8·20096!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!,。,,,[1]。2050,70~80。,,21。,。GISRS,,。DEM,GISRS。11969FreezeHarlan[4],,,,。,,。(4)。,,;,,、、。、、,。4(1)。50a,10301m3/s,96.96m。(2),100m[8];。(3)50a,100m;[8],。:[1][1992]7,[S].[2][2004]109,()[S].[3],.[J].,1994,22(3):51-57.[4].[M].:,1997.[5],.[M].:,1981.[6],.[M].:,1993.[7]GB50286—98,[S].[8].[J].,2006,(5):21-22.[9]SY/T0015.1—98,[S].[10]SY/T0015.2—98,[S].,(,550001):,(GIS)(RS),GIS、RS。:;;TV12B1672-9900200906-0009-03ProgressindistributingwatershedhydrologicalmodelZHENGChang-tong,LIANGHong(SchoolofGeographyandEnvironmentScience,GuizhouNormalUniversity,Guiyang550001,China)Abstract:Thispaperdiscussesthecharacteristicsandtheresearchresultsathomeandabroadofdistributingwatershedofhydrologicalmodel.ItanalyzestheuseofGeographyInformationSystem(GIS)andRemoteSensing(RS)technology.ItshowsthathasgreatforegroundtobuildhydrologicalmodelcoupledwithGISandRS.Keywords:distributingwatershedofhydrologicalmodel;GIS;RS####[]2009-08-26[][(2004)04];[(2005)2085];(2009—2010)[](1983-),(),,,GIS,(Tel)15985192289。·9·
本文标题:穿河管线防洪影响评价研究探索-孙庆磊
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