函江某泄水閘設(shè)計(jì)計(jì)算書

函江某泄水閘設(shè)計(jì)計(jì)算書第一章基本資料當(dāng)下游水位為23.40米，設(shè)計(jì)排澇流量為9540m3/s。0=31Mpar=0.60=36Mpar=0.66準(zhǔn)為50年一遇，校核洪水標(biāo)準(zhǔn)為300年一遇，最大通航洪水標(biāo)準(zhǔn)為5第二章樞紐總體布置船閘布置在xx的左岸，主要是為了照顧水電站的布置。航道標(biāo)準(zhǔn)的設(shè)計(jì)船隊(duì)的長度為91米，故上游引航道的長度為455米，設(shè)計(jì)時(shí)取為500米；上游引航道的底寬度為35米，兩岸采用漿砌石護(hù)航道標(biāo)準(zhǔn)的設(shè)計(jì)船隊(duì)的長度為91米，故下游引航道的長度為455米，設(shè)計(jì)時(shí)取為600米；下游引航道的底寬度為35米，兩岸采用漿砌石護(hù)船閘布置在xx的右岸，主要是考慮河床的主槽比較靠近右岸，水第三章孔口尺寸擬定123/2閘孔總凈寬為360米。B=360+(36+1)×1.6-2×0根據(jù)水閘的堰流公式可以計(jì)算出校核情況下的上游水位σB閘墩采用C20鋼筋混凝土，中墩厚度按構(gòu)造要求擬定為160CM，縫按照以上方法可以推求出公路橋面高程為25+1+0.25=26.25米。1D2V3H456789h-phpe下游段采用下降式消力池，消力池底板采用C20鋼筋混凝土結(jié)構(gòu)，第四章消能防沖設(shè)計(jì)排澇時(shí)上游設(shè)計(jì)情況，下游為多年平均水位，閘門H11231B1120.06666666730.133333333uB11020.06666666730.1333333331Q=μeB(2gH)1/2(M3/s)μ=0.6-0.18（e/H)H123假定消力池為矩形斷面，二維水流，消力池進(jìn)口寬度為417.6米，QBqVEd-0.0549-0.4119-0.4057-0.4048-0.4039-0.4039-0.4039-0.4039-0.4039-0.4039-0.4039-0.4039-0.4039-0.4039-0.4039QBqVEd-0.0777-0.0959-0.0959-0.0922-0.0885-0.0849-0.0885-0.0922-0.0885-0.0885-0.0885-0.0885-0.0885-0.0885-0.08851.034748L=0.72432418.72795L=13.10956海漫長度取為40米。石。海漫內(nèi)均應(yīng)設(shè)排水孔，墊層采用400g土工布一層，上鋪200毫米5在出口處（海漫段）加設(shè)反慮層，則滲透穩(wěn)定底板下滲透壓力分布計(jì)算方法采用直線比例法，計(jì)算時(shí)忽略垂01、擋上游設(shè)計(jì)工況 u01、擋上游設(shè)計(jì)工況 u2、擋上游校核工況0+040.000+020.000+0.0000-020.00500距向下游向上游060900009080000000-43065WMBLηl=1.72m水平水豎向水荷載到底板中心距00力0000005300040z=0.37ml=207.5KN/mWMBLp=W/BL-6M/BL2p=W/BL+6M/BL2η竣工期水壓力-2900-25.-0.502384192989.fKO.K設(shè)計(jì)工況基底壓力上游側(cè)上游側(cè)下游側(cè)0-20-40-60-80-100-120-140-160設(shè)計(jì)工況基底壓力水平水豎向水荷載到底板中心距00力0000005300040WMBLp=W/BL-6M/BL2p=W/BL+6M/BL2η竣工期水壓力-2494-24.-0.567074283689.水平力fKO.K校核工況基底壓力0 校核工況基底壓力根據(jù)N63.5=20,可以查規(guī)范推知[R]=300Kpa,基底壓力滿足要求。96999899N1(KN)N2(KN)P(KPa)t=10()3tElhξ0200N2=ξ00124690N2=ξ0964200N1=ξ00000N1=ξ000ξ0000ξ000彎距疊加ξ-1-0.9-0.8-0.7-0.6-0.5-0.4-0.3-0.2-0.10(跨中)-16.15-14.535-12.92-11.305-9.69-8.075-6.46-4.845-3.23-1.6150均部荷載062.73006209.1002376.3804543.6605690.0307825.9458930.49591014.1361055.9561076.866N100-168.606-252.909-421.515-674.424-843.03-1011.64-1180.24-1348.85-1517.45N10-252.909-337.212-1433.15-1686.06-1770.36-1770.36-1770.36-1770.36-1517.45-1517.45N20168.606337.212674.4241011.6361517.4542023.2722697.6963372.124046.5444889.574邊荷載10-312.987-625.974-1251.95-1877.92-2503.9-2816.88-3442.86-3755.84-4068.83-4381.82邊荷載20-312.987-938.961-1877.92-2816.88-3442.86-4068.83-4381.82-4694.81-5007.79-4381.82合計(jì)0-334.5599-741.973-2200.19-2899.68-3210.68-3207.03-3066.14-2789.67-2302.11-1450.29ξ0(跨中)0.10.20.30.40.50.60.70.80.9101.6153.234.8456.468.0759.6911.30512.9214.53516.15均部荷載1076.8661055.9561014.136930.4959825.9458690.0307543.6605376.3804209.100262.730060N1-1517.45-1686.06-1770.36-1770.36-1770.36-1770.36-1686.06-1433.15-337.212-252.9090N1-1517.45-1348.848-1180.24-1011.64-843.03-674.424-421.515-252.909-168.60600N24889.5744046.5443372.122697.6962023.2721517.4541011.636674.424337.212168.6060邊荷載1-4381.82-5007.792-4694.81-4381.82-4068.83-3442.86-2816.88-1877.92-938.961-312.9870邊荷載2-4381.82-4068.831-3755.84-3442.86-2816.88-2503.9-1877.92-1251.95-625.974-312.9870合計(jì)-1450.29-2470.719-2789.67-3066.14-3207.03-3210.68-2899.68-2200.19-741.973-334.560左半跨彎距00-500-1000-1500-2000-2500-3000-3500-16.15-500-1000-1500-2000-2500-3000-3500-16.15-14.535-12.92-11.305