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隧道通风设计计算

2020-10-28 来源:爱go旅游网
基本资料

高速公路,分离

道路等级:

式双向四车道100设计时速=

右线隧道长度L=1300左线隧道长度L=0

68隧道断面积Ar=

隧道当量直径D=8.41设计交通量:近期

中期远期14%高峰小时交通量按日交

交通组成:汽油车:

柴油车:1.2空气密度:ρ=

隧道内平均气温:tm=20隧址处自然风风速:2vn=

0.022隧道沿程摩擦阻力系数λ=.600进口局部阻力系数ζ0=

海拔高度H1=通风方式

近期单洞设计高峰小时230中期单洞设计高峰小时308远期单洞设计高峰小时606其中汽油车:近期柴油车:汽油车:中期柴油车:汽油车:远期柴油车:L*N=需风量计算

250+50+(1300-1000)*(200-292.5

250)/(3000-1000)=

km/hmmm2m299040047872小轿车中型货车Kg/m3℃m/s

=

纵坡i=纵坡-i=27.782.0%-1.5%m/sL1=L2=

13000

100%100%小型客车大型客车0%0%小型货车0%大型货车0%

中型货车

92辆/h辆/h辆/h小轿车中型货车小轿车中型货车小轿车中型货车H2=111.50H3=111.50

2302303083086066067.88E+05>

小型客车大型客车小型客车大型客车小型客车大型客车所以初步判2.00E+06定需要机械

通风

000000小型货车大型货车小型货车大型货车小型货车大型货车000000中型货车中型货车中型货车co设计浓度δ=ppm

交通阻滞是co设计

300ppm

浓度:

烟雾设计浓度K=0.10065m-1

168*1.0+126*1.0+126*2.5+

近期co的sum(Nm*fm)=460.5

126*5.0+126+84+84=

284*1.0+213*1.0+213*2.5+

中期co的sum(Nm*fm)=

213*5.0+213+142+142=387*1.0+290*1.0+290*2.5+

远期co的sum(Nm*fm)=

290*5.0+290+193+193=126*1.0+

近期烟雾的sum(Nm*fm)84*1.5+8

4*1.5=213*1.0+

中期烟雾的sum(Nm*fm)142*1.5+

142*1.5=290*1.0+

远期烟雾的sum(Nm*fm)193*1.5+

193*1.5=

co排放量计算qco=0.01fa=1fh1=fh2=

工况车速(Km/h)fivfd隧道co排放量Qco(i=1.5%)100i=1.5%i=-1.5%0.8340.834

616.6

1212.3

230.2

308.3

606.1

第一段平均海拔高度=第二段平均海拔高度=1001.41.20.6800.001140.001530.00301(92+111.49)/2=(92+111.49)/2=801.110.75600.001390.001860.00365101.749101.74960111400.002080.002790.0054840111.5200.004160.005570.010962010.83100.005120.006860.01349100.80.86Qco(i=-1.5%)近期中期远期1000.000000.000000.00000近期0.00117中期0.00156远期0.00307隧道稀释co需风量基本资料

高速公路,分离

道路等级:

式双向四车道100设计时速=

右线隧道长度L=1300左线隧道长度L=0

68隧道断面积Ar=

隧道当量直径D=8.41设计交通量:近期

中期远期14%高峰小时交通量按日交

交通组成:汽油车:

柴油车:1.2空气密度:ρ=

km/h

mmm2m299040047872小轿车中型货车Kg/m3

=

纵坡i=纵坡-i=27.781.5%-1.5%m/sL1=L2=

13000

100%100%小型客车大型客车0%0%小型货车0%大型货车0%

中型货车

隧道内平均气温:tm=20隧址处自然风风速:2vn=

0.022隧道沿程摩擦阻力系数λ=.600进口局部阻力系数ζ0=

海拔高度H1=通风方式

近期单洞设计高峰小时230中期单洞设计高峰小时308远期单洞设计高峰小时606其中汽油车:近期柴油车:汽油车:中期柴油车:汽油车:远期柴油车:L*N=需风量计算

℃m/s

92辆/h辆/h辆/h小轿车中型货车小轿车中型货车小轿车中型货车H2=111.50H3=111.50

2302303083086066067.88E+05>

小型客车大型客车小型客车大型客车小型客车大型客车所以初步判2.00E+06定需要机械

通风

000000小型货车大型货车小型货车大型货车小型货车大型货车000000中型货车中型货车中型货车co设计浓度δ=

250+50+(1300-1000)*(200-292.5

250)/(3000-1000)=

ppmm-1

ppm

交通阻滞是co设计

300

浓度:

烟雾设计浓度K=0.10065

168*1.0+126*1.0+126*2.5+

近期co的sum(Nm*fm)=

126*5.0+126+84+84=

284*1.0+213*1.0+213*2.5+

中期co的sum(Nm*fm)=

213*5.0+213+142+142=387*1.0+290*1.0+290*2.5+

远期co的sum(Nm*fm)=

290*5.0+290+193+193=126*1.0+

近期烟雾的sum(Nm*fm)84*1.5+8

4*1.5=213*1.0+

中期烟雾的sum(Nm*fm)142*1.5+

142*1.5=

460.5

616.6

1212.3

230.2

308.3

290*1.0+

远期烟雾的sum(Nm*fm)193*1.5+606.1

193*1.5=

co排放量计算qco=0.01fa=1

第一段平均

fh1=0.834

海拔高度=第二段平均

fh2=0.834

海拔高度=工况车速(Km/h)100i=1.5%1.4fivi=-1.5%1.2fd0.6隧道co排放量Qco(i=1.5%)近期中期远期隧道稀释co需风量δ=Po=To=T=P=

参数(92+111.49)/2=(92+111.49)/2=801.110.75600.001390.001860.00365101.749101.74960111400.002080.002790.0054840111.5200.004160.005570.010962010.83100.005120.006860.01349100.80.86Qco(i=-1.5%)近期中期远期1000.000000.000000.000001000.001170.001560.00307300101.325273293

102.5349

800.001140.001530.00301近期中期远期Δp=参数近期中期vtn+803.7412375603.7412375403.7412375203.7412375103.7412375805.010005605.010005405.010005205.010005105.010005809.84984609.84984409.84984209.84984109.84984Δpr+Δpn-ΔptvtΔpn800.001144489600.001144489400.001144489200.001144489100.001144489800.001144489600.001144489400.001144489200.001144489100.001144489800.001144489Δpt右#VALUE!#VALUE!#VALUE!#VALUE!#VALUE!0000000000Δpt左0000000000000001007.879872Δpr右111110.750.750.750.750.750Δpr左111111111110Δpt右#VALUE!#VALUE!#VALUE!#VALUE!#VALUE!000000Δpt左00000000000Δp右#VALUE!#VALUE!#VALUE!#VALUE!#VALUE!0.751144490.751144490.751144490.751144490.751144490.00114449Δp左1.0011444891.0011444891.0011444891.0011444891.0011444891.0011444891.0011444891.0011444891.0011444891.00114448910.00114449远期60402010机号(No)轴向推力(N)流量(m3/s)最小间距(m)叶轮直径(mm)Aj(m2)φ出口风速(m/s)vj(m/s)Ψ右Ψ左Δpj右(N/m2)Δpj左(N/m2)近期i0.0011444890.0011444890.0011444890.00114448963245~5158,6~12.380630000090390~84015.4~22.310090010101010100530~109520~28.515010000000112695~134025.8~35.515011200000125845~166531.8~9418012500.001144490.001144490.001144490.00114449140645~133031~44180140010.0011444910.0011444910.0011444910.00114449通风机台数计算及布置0.3117245310.636172510.7853981630.985203461.227184631.53938040.0045808160.00934860.0115414870.014477640.018033570.0226213127.6~39.524.2~35.125.5~36.326.2~3625.9~35.920.1~28.639.535.136.33635.928.60.0211216440.023769370.0229836070.023175140.023239690.02917150000008.39550865813.4925717.8302773421.993824227.242058721.556271827.890218822.2039957#VALUE!0.027取整为10.000取整为10.035取整为10.035取整为10.358取整为1#VALUE!#VALUE!0.034取整为15.309取整为10.045取整为10.045取整为10.450取整为1#VALUE!8.57666185913.821088618.2497217822.515627#VALUE!0.089取整为10.000取整为10.116取整为10.116取整为11.166取整为2#VALUE!#VALUE!0.055取整为18.482取整为10.072取整为10.072取整为10.723取整为1#VALUE!#VALUE!0.042取整为16.418取整为10.054取整为10.054取整为10.548取整为1#VALUE!#VALUE!0.034取整为15.203取整为10.044取整为10.044取整为10.444取整为1#VALUE!右洞中期i远期i近期i左洞中期i远期i近期轴向推力计算为(N/台)中期轴向推力计算为(N/台)远期轴向推力计算为(N/台)近期轴向推力计算为(N/台)中期轴向推力计算为(N/台)远期轴向推力计算为(N/台)近期流量计算为(m3/s/台)中期流量计算为(m3/s/台)远期流量计算为(m3/s/台)右洞25.5576912325.557691225.5576912325.557691225.557691225.55769120.038941230.038941230.038941230.038941230.038941230.0389412334.0639412334.063941234.0639412334.063941234.063941234.0639412左洞34.0639412334.063941234.0639412334.063941234.063941234.0639412340.2889412340.288941340.2889412340.288941340.288941340.288941#VALUE!#VALUE!#VALUE!#VALUE!#VALUE!#VALUE!右洞0000000.0050.0050.0050.0050.0050.005近期流量计算为(m3/s/#VALUE!#VALUE!台)中期流量计算为(m3/s/00台)远期流量计算为(m3/s/00台)近期需要的距离(m)#VALUE!#VALUE!近期需要的距离(m)480500近期需要的距离(m)4805001110.510480

400

#VALUE!#VALUE!0000#VALUE!#VALUE!550550550550110.50.500400

400

#VALUE!#VALUE!0000#VALUE!#VALUE!580580580580110.50.500400

400

左洞右洞0%

000800.000000.000000.00000600.000000.000000.00000400.000000.000000.00000200.000000.000000.00000100.005120.006860.013490%

000800.000000.000000.00000600.000000.000000.00000400.000000.000000.00000200.000000.000000.00000100.005120.006860.01349Δp值右Δp值左总推力右总推力左#VALUE!1.001144489#VALUE!68.127882460.751144491.00114448951.115382568.127882460.0011444910.001144490.07788246680.5778825

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