2023海上風(fēng)電單樁基礎(chǔ)可打性分析報(bào)告

海上風(fēng)電場工程單樁基礎(chǔ)可打性分析報(bào)告樁截面設(shè)計(jì)概況機(jī)位樁長（m）樁頂標(biāo)高（m）機(jī)位樁長（m）樁頂標(biāo)高（m）樁底標(biāo)高（m）設(shè)計(jì)截面樁頂以下（m）外徑（cm）壁厚（cm）F117511.0-64.00~6m70076~15m7007.515~31m700831~49m7007.549~73m700773~75m7007.5F177411.0-63.00~3m70073~6m7007.56~9m70089m7008.512m7208.515m7408.518~30m7608.530~39m760839~45m7607.545~51m760751~57m7606.557~72m760672~74m7607地質(zhì)概況參考F11與F17機(jī)位的鉆孔柱狀圖（包含標(biāo)準(zhǔn)貫入試驗(yàn)數(shù)據(jù)）。打樁錘概況采用錘型：TZ-1900液壓錘，太原重工生產(chǎn)打樁工藝：7m直徑樁套筒，直接套打最大、最小打擊能量：1900KJ/190KJ最大能量打擊頻次：22~25次/分錘芯重量：95噸約400噸預(yù)防據(jù)錘計(jì)算工況序號工況描述備注理想工況連續(xù)打入，不間斷打樁單位打樁經(jīng)驗(yàn)豐富，準(zhǔn)備充分。一般工況打樁不連續(xù)，間斷總時(shí)間在12小時(shí)以內(nèi)打樁單位打樁經(jīng)驗(yàn)一般，操作生疏?？纱蛐栽u價(jià)標(biāo)準(zhǔn)及結(jié)果打樁容易：終錘時(shí)，最后1m錘擊數(shù)≤100錘；且總錘擊數(shù)不大于2500錘。1m錘擊數(shù)≤25045001m錘擊數(shù)＞2504500錘。85%400從下表中可以看出：1231錘（4.3mm，3634錘，可評價(jià)為打樁正常。7181錘（55mm，3811錘，可評價(jià)為打樁正常。F1117m1.5m后7.5m。F1731m意觀測，待自穩(wěn)后才能脫鉤，沉樁后無明顯溜樁情況。（1517機(jī)位1900KJ4.5小時(shí)以內(nèi)。打樁錘鉆孔編號打樁工況最后1米錘擊數(shù)（擊）總錘擊數(shù)（擊）樁基可打性評價(jià)見附表TZ-1900液壓錘，直接套打F11-1最大施打1615KJ理想工況1892647打樁正常129附表1一般工況2313634附表2TZ-1900液壓錘，直接套打F17-1最大施打1615KJ理想工況1673534打樁正常132附表3一般工況1813811附表4備注：一般工況可能更接近于實(shí)際打樁工況。打樁錘鉆孔編號計(jì)算條件起錘能量設(shè)置（KJ）溜樁可能情況TZ-1900錘，直接套打F11-1側(cè)摩阻力取小值17.0m300KJ300KJ1.5m26m側(cè)摩阻力取大值16.5m300KJ2m3.5m22mTZ-1900錘，直接套打F17-1側(cè)摩阻力取小值31m1200KJ壓錘后入泥深度達(dá)31m，應(yīng)注意觀測，待自穩(wěn)后才能脫鉤。側(cè)摩阻力取大值31m附表1：F11機(jī)位，連續(xù)打樁工況機(jī)位，連續(xù)打樁工況 Version2010獲得/損失1在樁側(cè)和樁底0.500/1.500壓 拉深度 極限承載力 摩阻力 端阻力 錘擊數(shù) 應(yīng)力 應(yīng)力 沖程 能量m kN kN kN blows/m m kJ2.01523.855.31468.50.00.0000.0000.000.04.0255.1122.9132.20.00.0000.0000.000.06.0342.6210.5132.20.00.0000.0000.000.08.0461.5329.3132.20.00.0000.0000.000.010.0611.8479.6132.20.00.0000.0000.000.012.0793.3661.2132.20.00.0000.0000.000.014.06799.51257.15542.40.00.0000.0000.000.016.010054.02256.07798.00.00.0000.0000.000.017.011807.92882.18925.80.00.0000.0000.000.017.512716.53226.89489.745.856.764-37.4570.30281.718.013646.23592.610053.660.656.748-36.4900.30271.218.514597.13979.610617.566.556.735-35.5310.30268.719.07353.74270.33083.40.00.0000.0000.000.020.07957.44874.03083.40.00.0000.0000.000.022.09254.56171.13083.40.00.0000.0000.000.024.010671.07587.63083.40.00.0000.0000.000.026.012206.99123.53083.40.00.0000.0000.000.027.024683.09998.014684.9104.178.312-40.1770.60470.528.026173.611488.714684.988.590.029-46.6560.80619.830.035788.114088.621699.4138.1100.246-49.1791.00763.332.017998.015703.62294.440.4100.246-71.2611.00798.634.019534.517240.12294.444.4100.246-70.1421.00769.136.021089.418795.12294.449.1100.246-69.1611.00782.538.022662.920368.52294.463.9100.246-68.3081.00768.440.024254.921960.52294.460.1109.548-74.5761.20913.342.025865.323571.02294.463.6109.548-74.5721.20913.244.027494.325199.92294.467.2109.548-73.9151.20913.146.031796.826845.94950.977.8109.548-67.9901.20910.848.033446.128495.34950.981.9109.548-67.3041.20912.450.035095.530144.64950.972.2121.901-75.2261.501131.452.036744.831793.94950.975.5121.901-74.5211.501131.254.038394.133443.24950.978.8121.901-73.8111.501130.556.040043.435092.64950.982.0121.901-73.1221.501129.857.040868.135917.24950.983.5121.901-72.8001.501129.457.541280.436329.64950.976.4129.493-77.6191.701275.458.073820.137474.936345.2186.5129.493-47.7501.701261.058.574965.538620.336345.2187.3129.493-47.7741.701261.059.076110.939765.636345.2188.9129.493-47.5011.701261.059.276569.040223.836345.2189.3129.493-47.4781.701261.0錘擊總數(shù): 2647(從入土深度在2.0m時(shí)開始計(jì)算)打樁用時(shí)(分鐘):88665244373329262422@錘擊率(b/min):30405060708090100110120持續(xù)打樁時(shí)間;不包括等待時(shí)間

極限承載力(kN)0 極限承載力(kN)0 04080能量0.01200.01600.06661212121818182424243030303636364242424848485454540 04080601.0沖程1.52.0

)(m度深)(m度深深度(m)附表2，F(xiàn)11機(jī)位，一般工況機(jī)位，一般工況 Version2010獲得/損失1在樁側(cè)和樁底0.750/1.500壓 拉深度 極限承載力 摩阻力 端阻力 錘擊數(shù) 應(yīng)力 應(yīng)力 沖程 能量m kN kN kN blows/m m kJ2.01529.360.81468.50.00.0000.0000.000.04.0287.3155.1132.20.00.0000.0000.000.06.0418.6286.4132.20.00.0000.0000.000.08.0596.9464.8132.20.00.0000.0000.000.010.0822.3690.1132.20.00.0000.0000.000.012.01094.7962.5132.20.00.0000.0000.000.014.07259.91717.55542.40.00.0000.0000.000.016.010764.12966.17798.00.00.0000.0000.000.016.511706.13344.28361.90.00.0000.0000.000.017.012674.53748.78925.845.656.762-37.6110.30282.017.513669.34179.69489.760.756.740-36.5940.30271.118.014690.54636.910053.667.156.724-35.5810.30268.418.515738.05120.510617.574.356.709-34.5600.30265.819.08640.05556.63083.40.00.0000.0000.000.020.09545.66462.23083.40.00.0000.0000.000.021.010496.07412.63083.40.00.0000.0000.000.022.011491.28407.83083.40.00.0000.0000.000.023.012531.29447.83083.420.778.298-56.6820.60587.824.013616.010532.63083.438.090.029-64.5940.80645.926.015919.812836.43083.444.890.030-61.1820.80626.227.028797.114112.114684.984.4100.246-49.4391.00766.128.030660.315975.414684.989.0100.246-48.4591.00766.730.040844.219144.821699.4165.3100.246-46.2791.00762.932.023307.221012.92294.464.4100.246-65.3961.00769.034.025611.923317.52294.470.3100.246-63.5011.00768.436.027944.425650.02294.476.9100.246-62.0381.00768.038.030304.628010.22294.484.1100.246-60.8571.00767.040.032692.530398.22294.479.5109.548-66.3961.20911.042.035108.232813.92294.485.7109.548-65.9901.20912.244.037551.735257.32294.492.0109.548-64.3891.20910.846.042677.237726.34950.9107.7109.548-58.2291.20907.848.045151.240200.34950.9114.1109.548-57.5141.20905.850.047625.242674.34950.998.8121.901-64.2481.501126.752.050099.145148.34950.9103.3121.901-63.3191.501124.454.052573.147622.24950.9108.7121.901-62.4051.501120.956.055047.150096.24950.9114.7121.901-61.5381.501117.357.056284.151333.24950.9117.9121.902-61.1431.501116.257.556902.651951.74950.9106.5129.493-65.2551.701261.058.089556.853211.636345.2227.2129.493-41.9341.701261.058.590816.854471.536345.2228.7129.493-42.0561.701261.059.092076.655731.436345.2230.6129.493-42.0471.701261.059.292580.656235.436345.2231.3129.493-42.0771.701261.0錘擊總數(shù): 3634(從入土深度在2.0m時(shí)開始計(jì)算)打樁用時(shí)(分鐘):121907260514540363330@錘擊率(b/min):30405060708090100110120持續(xù)打樁時(shí)間;不包括等待時(shí)間

極限承載力(kN)0 極限承載力(kN)0 04080能量0.01200.01600.06661212121818182424243030303636364242424848485454540 04080601.0沖程1.52.0

)(m度深)(m度深深度(m)附表3，F(xiàn)17機(jī)位，連續(xù)打樁工況HNGY，F(xiàn)17機(jī)位，連續(xù)打樁工況 Version2010獲得/損失1在樁側(cè)和樁底0.500/1.500壓 拉深度 極限承載力 摩阻力 端阻力 錘擊數(shù) 應(yīng)力 應(yīng)力 沖程 能量m kN kN kN blows/m m kJ2.0557.7289.4268.30.00.0000.0000.000.04.0618.6350.3268.30.00.0000.0000.000.06.0717.2449.0268.30.00.0000.0000.000.08.0853.7585.4268.30.00.0000.0000.000.010.01028.0759.7268.30.00.0000.0000.000.012.01240.1971.9268.30.00.0000.0000.000.014.01490.01221.8268.30.00.0000.0000.000.016.01777.81509.5268.30.00.0000.0000.000.018.02103.31835.0268.30.00.0000.0000.000.020.02466.72198.4268.30.00.0000.0000.000.022.02867.82599.6268.30.00.0000.0000.000.024.03306.83038.5268.30.00.0000.0000.000.026.05043.83702.51341.30.00.0000.0000.000.027.05435.44094.11341.30.00.0000.0000.000.028.05861.44520.11341.30.00.0000.0000.000.029.06321.94980.61341.30.00.0000.0000.000.030.06816.75475.41341.30.00.0000.0000.000.031.07346.16004.81341.30.00.0000.0000.000.032.036027.87005.929021.9126.0111.490-51.2841.20904.433.037221.68199.729021.9129.3111.361-51.4061.20904.334.038415.49393.529021.9132.7111.293-51.4551.20904.135.039609.210587.329021.9136.1111.293-51.4401.20904.036.045423.311960.233463.1134.4123.987-52.0611.501121.238.048407.814944.733463.1141.6123.988-51.4981.501121.040.051392.317929.233463.1144.4123.988-50.7571.501120.842.054376.820913.733463.1147.0123.988-50.0001.501120.544.057361.323898.233463.1149.6123.988-49.3891.501120.146.060345.826882.733463.1152.3123.988-48.7881.501119.648.063330.329867.233463.1155.0123.988-48.5021.501118.750.066314.832851.733463.1157.7123.988-48.6761.501117.152.069299.335836.233463.1160.5123.988-48.9741.501114.754.040235.838223.82012.063.4123.988-90.3391.501107.955.041131.139119.22012.065.6123.988-89.5551.501112.855.541578.839566.82012.060.5131.805-95.4941.701251.956.042026.540014.52012.061.3131.805-95.3081.701251.956.542473.940462.02012.062.4131.805-94.8131.701251.957.079212.141953.637258.5164.1131.805-48.0601.701251.957.580703.243444.737258.5165.7131.805-47.8231.701251.957.781299.644041.137258.5166.6131.805-47.5671.701251.9錘擊總數(shù): 3534(從入土深度在2.0m時(shí)開始計(jì)算)打樁用時(shí)(分鐘):117887058504439353229@錘擊率(b/min):30405060708090100110120持續(xù)打樁時(shí)間;不包括等待時(shí)間

極限承載力(kN)0 極限承載力(kN)0 04080能量0.01200.01600.06661212121818182424243030303636364242424848485454540 04080601.0沖程1.52.0

)(m度深)(m度深深度(m)附表4，F(xiàn)17機(jī)位，一般工況HNGY，F(xiàn)17機(jī)位，一般工況 Version2010獲得/損失1在樁側(cè)和樁底0.750/1.500壓 拉深度 極限承載力 摩阻力 端阻力 錘擊數(shù) 應(yīng)力 應(yīng)力 沖程 能量m kN kN kN blows/m m kJ2.0591.0322.7268.30.00.0000.0000.000.04.0682.3414.0268.30.00.0000.0000.000.06.0830.3562.0268.30.00.0000.0000.000.08.01035.0766.8268.30.00.0000.0000.000.010.01296.51028.2268.30.00.0000.0000.000.012.01614.61346.4268.30.00.0000.0000.000.014.01989.51721.2268.30.00.0000.0000.000.016.02421.12152.8268.30.00.0000.0000.000.018.02909.42641.1268.30.00.0000.0000.000.020.03454.43186.2268.30.00.0000.0000.000.022.04056.23787.9268.30.00.0000.0000.000.024.04714.74446.4268.30.00.0000.0000.000.026.06783.75442.41341.30.00.0000.0000.000.027.07371.06029.71341.30.00.0000.0000.000.028.08010.06668.71341.30.00.0000.0000.000.029.08700.77359.41341.30.00.0000.0000.000.030.09443.08101.71341.30.00.0000.0000.000.031.010237.08895.71341.30.00.0000.0000.000.032.039085.110063.229021.9143.4111.293-49.5741.20903.633.040398.311376.429021.9147.3111.293-49.6421.20903.434.041711.512689.629021.9151.1111.293-49.6671.20903.235.043024.714002.829021.9155.0111.293-49.6301.20903.036.048976.015512.933463.1146.0123.988-50.2811.501120.638.052259.018795.933463.1148.6123.988-49.6511.501120.340.055541.922078.833463.1