防爆车辆制动力及制动系统的分析与研究

(,030006):,,,,,,,:;;;:TD684:A:1008-8725(2007)04-0011-04StudyontheBrakeforceandBrakeSystemoftheFlameProofRubberTyreVehicleofCoalMineMAJian-min(TaiyuanBranch,ChinaCoalRsearchInstitute,Taiyuan030006,China)Abstract:Throughstressanalysistobrakewheel,itisclearthatbrakeforceofthevehicleisnotonlycon2cernedwithbraketorqueofwheelbrakeandstaticradiusoftyre,butalsorestrictedbyadhesivenessbetweentyreandtheground.Thethesisputsforwardthemethodofconfirmingbraketorque,appointsthatbraketorqueisdecidedbyitsownstructureandparameter,andalsopresentscomputingmethodofstopforceandemergencybrakeforce.Atthesametime,thethesismakesabriefdescriptionaboutbrakesystemoftheflameproofvehi2cle,throughanalyzingitheldupthatbrakesystemanditsparameterofthevehicleshouldbeselectedreason2ablyinordertoensurethesecurityandrationalityofmachinesbrakesystem.Keywords:flameproofvehicle;stressanalysis;brakeforce;brakesystem0,,,,,,220.4f0.4f0.5f1f2f3f10.1610.7530.1280.0060.00320.0170.0530.7500.2520.10730.0260.0430.3570.5170.098A(0)=014060127501276014130126101281012930138901337012900137101336013010133601387012970136801383,q=1.5,=01001,:A=019870105501002019980100601003010060197301009010050195501012010070102001989010060103901985,V=011430179201189010190101001021010460182901232010780102301039013790150501143:(x1,y1),(x2,y2),(x3,y3),1,2,3[4]3FuzzyISODATA,,,,,,:[1].[M].:,1992.[2],.[M].:,2002.[3],.Fuzzy[J].,2004,(7):12-13.[4].AM500[J].,2004,(6):121-122.[5],,.[J].,1998,32(6):61-64.:2006-12-10;:2007-02-10:(2005CX11):(1964-),,,,1986,,,,,Tel:[phone],E-mail:[e-mail]26420074CoalTechnologyVol126,No14Apr,2007,,,,,,1,,,,,,,[1],1()1Mn;Fb;G;T;Fz;r[3],:Fb=MnPr,FbFb,FbmaxG,G,,,FbFbmax=G,,,22.1voS,amax,amax=v2oP2[S-vo(ta+tbP2)]:ta,0.0150.03s,0.050.06stb,0.150.3s,0.30.8samax,PPamaxgG,PG,G,LGFGR,Hr,,,,,,,[2]PF,PR:PF=(GF+GSamaxHgL)PR=(GR-GamaxHgL),,4,PP4=amaxG/4g,PrP4=amaxGrP4g,1.21.42.2,FMn:Mn=FRZk;F,F=P0S0;S0;P0;R,R=(D3-d3)P3(D2-d2);Z;K,1226,,,2.32.3.1,,,,,:Mr=magrsinPioma;r;;io2.3.2,M=F2rPio,F2,F2=mrgL1P(L+h):L;;L1;h,[4]33.122,,,,,,,,,,,,,,3.233,,,,,,,,,,,;,,,,;,,,,4(1),,,,,(2),,4:13(,111000):(SERS),,SERS:;;:TQ153:A:1008-8725(2007)04-0014-03ApproachingaKindofReinforcedEffectiveMechanisinonMeutalSurfacebyUsingZHOUYu-bo(LiaoyangVocationalandTechnicalCollegeLiaoyang111000,China)Abstract:SilveristhetypicalmetalthatcanleadtothesurfaceenhancedRamanscattering(SERS)effect.Inthispaper,thedielectricfunctionofsilverisdiscussed.Furthermore,thesurfaceplasmaresonance(SPR)ef2fect,whichisconcernedwiththedielectricfunctionintimately,isstudied.Theelectromagneticenhancingtheo2ryofSERS-SPRisalsodiscussed.Keywords:surfaceenhancedRamanscattering(SERS);dielectricfunction;surfaceplasmaresonance(SPR)0,,(SERS)(SPR),SPR,(3),,,,,,,,,,,,,,,,,(4),,,,(5),,,,,,,,,,,5,,,,,,,,,,:[1].[M].:,2004.[2].[M].:,1989.[3].[M].:,2000.[4].[M].:,2000.:2007-01-30;:2007-02-01:(1973-),,,,1996,,Tel:0419-231154626420074CoalTechnologyVol126,No14Apr,2007