1、cI|:1009-6582(2007)03-0050-04特长隧洞 TBM施工通风系统设计朱齐平 刘进志 赖涤全(石家庄铁道学院,石家庄 050043)K 1 av o ,W% !9 TBM2S h !9km Y“d,| P“ 、 E“ + ,9 、Y q,iY !# 。W nQ 300m 2.2mY 5, | zYrT。1oM v Y“d !9ms |:U453.5 DS M :A1 a 8v o 85.3 km,8 m,5 !(TBM) , S ( )/y ! N ilv, ? / 4S =hn。TBM2S M “v , !22.4 km。TBM hY V9km,S = N ( D/BE
2、TBME) - ,S9 Eshn。YZ, nQ 300 m 2.2 mY 5, | zYrT。2 TBM2 Y1 p2.1 TBM2 922 464.25 m( |:44 +262.1766+726.42), TBM ! 20 404.25 m(W2 000 mGE5 ),sTBM2-1、TBM2-2TBM2-3 。TBM2V15# , viF k, !5 955m, y YV2 000 m ,14#,TBM2 -1!;V_i % , !7 855 m,r13#,TBM2-2!;VQ_i % ,K !6 595 m,TBM2-3!, 12# v i,8V12#。 m1 U。15#1 786.1
3、 m, 7.36%, j6.6 m6.0 m( z), M TBM2# *“d v i(200 m)。m1 TBM2 Fig.1 PlanlayoutofTBM2sectionR :2007-03-26Te: , 3, q.5044 3 2007 M6 C / ModernTunnelingTechnology Vol.44 No.3Jun.2007DOI :10.13807/ki.mtt.2007.03.01014#TBM2 -2 W,770.2m, 19.57%。13#1 390.4m, 16.5%,TBM2-3 W、Y、 Y$ g), “ H , j5.0 m5.0 m( z)。TBM2
4、S TBM s , 50.24 m2, “d,% , = 6B*E “d 。2.2 TBM2 YZ !9TBM2 F, Y:TBM2 -1 ,5 955 m+15#1 786 m=7 741 m;TBM2-2 ,6 595m+14#770m=7 365 m;TBM2-3 ,7 855 m+13#1 390 m=9 245 m。 ,TBM2 KY7 855m,Y1 786m, !9Z1 ? YF1 p,9? Y1 p。2.3 T T SrDL/T5099-1999 ?S,vTBM 4TBM 1 p, 1 200 1 800 m3/minW。TBM u Hq, |TBM7 b 1 500m3/mi
5、n(25m3/s)、 =Kl 0.5 m/s a, V TBM Y“1 p 1, 3 。2.4 Y5 ( P q E “ I nS =Y ! !9、/ ,YvY 5 4 1p,yN gS5YY 5。|Y5 ( P qP100 =0.55%(STBM Y ! wiY 5 ( P qP100 (l0.5%), TBM Y“d V L。Y 5 300 m,5E “ |=0.015 4 。2.5 YY“d 、% Z T !9,TBM2-1!,1YY 51F ,TBM2-2(TBM2-2!,1YY 51F ,TBM2-3)。NHTBM2-1 (TBM2-2 )1? r T, =Y L b i aY。3
6、YZ#“d3.1 YZ TBM2 F9 1p, v、 v,7 OV、 g, %F TYZ,、) F1F2,F1 T Z T,F2 T。7 b V(TBM2-1 15#,TBM2-2 14#,TBM2-3 13#) F1 g,YVvY 5 TBM *“d,VTBM *“d THf=(Rf+Rx)QjQ9 Hf(F1)=3 438 Pa,Hf(F2)=2 108 Pa Hd(F1)=vm2/2=59 PaHd(F2)=vm2/2=135 Pa(4) Ht=Hf+HdHt(F1)=3 497 Pa,Ht(F2)=2 243 Pa 9 T V1 U。V1 Y“d 9 Td9Table1 Calcula
7、tedparametersoftheventilationsystem|YL/m P qP100/%P“ PL5D/mE“ Rf9 /(m3/min)!9 /(m3/min) /Pa!9 /Pa q/kWF1 7 855 0.55 1.76 2.2 2.71 2 640 3 000 3 497 1 8002 1322F2 1 786 0.55 1.11 2.2 0.61 3 600 2 243 2 200 1604 Y ! 1 p ! , gv r T , gv( 2.2m)Y 5, 300 m。 152现代隧道技术T,SKorfmann 3AL“ , V2 U。V2 Y !#6sTable2
8、 Selectionofventilationequipmentsandeconomicalanalyses| “F1F2 v i 1 I|AL17-1320AL17-1600DT60-63SDS-6302 /(m3/min) 3 000 3 600 600 6003 /Pa 1 800 2 200 1 2004 q/kW 132 160 15 13.55 2 1 2 26F9 q/kW 1322 1601 30 2779? 945 945 608/kWh 4 989 600 3 628 800 43 2009N/2, 993, 760 2, 177, 280 25, 92010 TBM2S
9、TBMY“d9 q:451(kW)5 Y“d PF12 M|1 F, !s 1 “d, 、),a ;F2 = 500 m,iF1F2W !p, 。O L,E H(。 g !3050 m5PVC 5V,E H 5。F15 g TBM *“d;F25 gY g, g, 。 5300 m。5+ 100 m 6v150 mm,_ 100 mv300 mm。 5T H1T/1 /。V 7 S CXB M HW,TBM !4 km,Y“d,i7/ !V1 000mv : c。 ID 1 I. Y“M.:SM.1994 2 , . U 4 Yi5# %ZJ.My/ .1999,(4):2730 3 DL/T
10、5099-1999 ?SS 4 TB204-86 MSM ?SS.:SM, 1988 5 , o. U 4 L gY“d# ksJ.M9 , 1998,(10):178 183VentilationsystemdesignforTBMboredsuperlongtunnelZhuQiping LiuJinzhi LaiDiquan(ShijiazhuangRailwayInstitute,Shijiazhuang050043)Abstract WithLiaoningDahuofangwaterdiversiontunnelprojectasthebackground,thispaperdes
11、ignedthecon-structionventilationsystemfora9kmlongexcavationonTBM2 tendersection,selectedtypicalparameterssuchasleakagecoeficientsandfrictionresistantcoeficients,calculatedairvolumesandairpressuresandventilationpow-er,andputforwardtheoptimumplanfortheventilationequipmentsandtheirarrangement.ThiswasthefirsttimeinChinatoadoptflexibleventilationpipeof2.2mdiameterwith300mlongsectionsandwithbestefectsacquired.Keywords Longtunnels;Ventilationsystem;Design53特长隧洞TBM施工通风系统设计
