试验孔号:7#孔口高程:5.56m8.20试验段:中砂滤水段长度:3.80m0.054计算公式q(l/ms)H(m)S(m)8.32.5012.5013.804.701.003.70 10.0540.9034 9.03E-028.32.5012.2743.804.701.103.60 300.0540.8242 8.24E-028.32.5011.9243.804.701.303.40 600.0540.7054 7.05E-028.32.5011.6683.804.701.503.20 1200.0540.6211 6.21E-028.32.5011.4713.804.701.703.00 1800.0540.5584 5.58E-028.32.5011.4713.804.701.703.00 2400.0540.5584 5.58E-028.82.8902.8903.804.701.003.70 3000.0541.0438 1.04E-018.82.8902.2233.804.701.303.40 1200.0540.8151 8.15E-028.82.8901.8063.804.701.603.10 1800.0540.6789 6.79E-028.82.8901.3763.804.702.102.60 2400.0540.5456 5.46E-028.82.8901.3763.804.702.102.60 3600.0540.5456 5.46E-029.53.4922.3283.804.701.503.20 4200.0540.8735 8.73E-029.53.4921.7463.804.702.002.70 4500.0540.6893 6.89E-029.53.4921.3973.804.702.502.20 6000.0540.5866 5.87E-029.53.4921.3973.804.702.502.20 9000.0540.5866 5.87E-029.93.8661.6813.804.702.302.40 9450.0540.6951 6.95E-029.93.8661.5473.804.702.502.20 9900.0540.6562 6.56E-029.93.8661.3813.804.702.801.90 11400.0540.6105 6.10E-029.93.8661.3813.804.702.801.90 12600.0540.6105 6.10E-02试验成果序号抽水时间水位降深涌水量单位涌水量渗透系数影响半径单位(h)(m)(l/s)(l/ms)(cm/s)151.702.5011.4715.58E-0224262.102.891.3765.46E-0229372.503.4921.3975.87E-0236 抽水试验计算成果图表(潜水---承压水稳定流完整孔)稳定水位埋深(m):滤水段半径(m):k=0.732Q/((2H-M)*M-h2))( lgR/r) H0(三角堰cm)Q(l/s)M(m)h(m)T(min)r(m)K(mm/s)K(cm/s)Q--S曲线q--s曲线2.800 3.000 3.200 3.400 3.600 3.800 4.0000.000.501.001.502.002.503.00Q(l/s)s(m)1.001.502.002.503.000.00 2.00 4.00 6.00 8.00 10.00 s(m)q(l/sm)抽水孔结构图孔口标高5.56m稳定水位8.20m(标高-2.64m)水位恢复段抽水试验段07086.00(6.00)2007年5月13日0504181921202322012402稳定水位(高程:-2.64 )0.00(0.00)、过程曲线2007年5月12日2.00(2.00)4.00(4.00)17151613141112109日期t(h)技术负责:试验:检查:5/12/2007图号: 5-2影响半径300320350