基于静态沉降试验的全尾砂浓密技术参数预测
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刘奇,岑佑华,刘东锐,罗卫兵,徐喜
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Prediction of Technical Parameters of Full Tailings Thickening Based on Static Settlement Test
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Qi LIU,Youhua CEN,Dongrui LIU,Weibing LUO,Xi XU
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表2 不同絮凝剂添加量下矿山3中料浆沉降情况
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Table 2 Slurry settlement under different dosage of flocculant in mine 3
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料浆 浓度 /% | 沉降 时间 | 絮凝剂添加量为20 g/t | 絮凝剂添加量为30 g/t | 絮凝剂添加量为40 g/t |
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体积 /mL | 沉降高度/cm | 密度 /(g·cm-3) | 浓度 /% | 体积 /mL | 沉降高度/cm | 密度 /(g·cm-3) | 浓度 /% | 体积 /mL | 沉降高度/cm | 密度 /(g·cm-3) | 浓度 /% |
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15.6 | 0 s | 1 000 | 0 | 1.100 | 15.6 | 1 000 | 0 | 1.100 | 15.6 | 1 000 | 0 | 1.100 | 15.6 | 20 s | 760 | 6.91 | 1.131 | 20.0 | 600 | 11.52 | 1.166 | 24.5 | 700 | 8.64 | 1.142 | 21.5 | 40 s | 560 | 12.67 | 1.178 | 26.0 | 480 | 14.98 | 1.208 | 29.6 | 540 | 13.25 | 1.185 | 26.8 | 60 s | 490 | 14.69 | 1.203 | 29.1 | 430 | 16.42 | 1.232 | 32.4 | 470 | 15.26 | 1.212 | 30.1 | 2 min | 400 | 17.28 | 1.249 | 34.3 | 380 | 17.86 | 1.262 | 35.8 | 400 | 17.28 | 1.249 | 34.3 | 4 min | 340 | 19.01 | 1.293 | 39.0 | 330 | 19.3 | 1.302 | 39.9 | 340 | 19.01 | 1.293 | 39.0 | 6 min | 314 | 19.76 | 1.318 | 41.5 | 310 | 19.87 | 1.322 | 41.9 | 310 | 19.87 | 1.322 | 41.9 | 8 min | 297 | 20.25 | 1.336 | 43.3 | 300 | 20.16 | 1.332 | 42.9 | 296 | 20.28 | 1.337 | 43.4 | 10 min | 288 | 20.51 | 1.346 | 44.3 | 294 | 20.33 | 1.339 | 43.6 | 291 | 20.42 | 1.343 | 43.9 | 12.7 | 0 s | 1000 | 0 | 1.08 | 12.7 | 1 000 | 0 | 1.08 | 12.7 | 1 000 | 0 | 1.08 | 12.7 | 20 s | 670 | 9.5 | 1.119 | 18.3 | 500 | 14.4 | 1.159 | 23.7 | 510 | 14.11 | 1.156 | 23.3 | 40 s | 450 | 15.84 | 1.177 | 25.9 | 370 | 18.14 | 1.215 | 30.5 | 390 | 17.57 | 1.204 | 29.2 | 60 s | 382 | 17.8 | 1.209 | 29.7 | 330 | 19.3 | 1.242 | 33.5 | 350 | 18.72 | 1.228 | 31.9 | 2 min | 300 | 20.16 | 1.266 | 36.1 | 279 | 20.76 | 1.286 | 38.2 | 298 | 20.22 | 1.267 | 36.3 | 4 min | 260 | 21.31 | 1.307 | 40.4 | 248 | 21.66 | 1.321 | 41.8 | 260 | 21.31 | 1.307 | 40.4 | 6 min | 238 | 21.95 | 1.335 | 43.2 | 238 | 21.95 | 1.335 | 43.2 | 240 | 21.89 | 1.332 | 42.9 | 8 min | 232 | 22.12 | 1.344 | 44.0 | 233 | 22.09 | 1.342 | 43.9 | 238 | 21.95 | 1.335 | 43.2 | 10 min | 231 | 22.15 | 1.345 | 44.1 | 231 | 22.15 | 1.345 | 44.1 | 237 | 21.97 | 1.336 | 43.3 | 9.7 | 0 s | 1 000 | 0 | 1.06 | 9.7 | 1 000 | 0 | 1.06 | 9.7 | 1 000 | 0 | 1.06 | 9.7 | 20 s | 550 | 12.96 | 1.109 | 16.9 | 320 | 19.58 | 1.187 | 27.1 | 360 | 18.43 | 1.166 | 24.5 | 40 s | 340 | 19.01 | 1.176 | 25.7 | 280 | 20.74 | 1.213 | 30.3 | 310 | 19.87 | 1.193 | 27.8 | 60 s | 290 | 20.45 | 1.206 | 29.4 | 258 | 21.37 | 1.232 | 32.4 | 270 | 21.02 | 1.221 | 31.2 | 2 min | 230 | 22.18 | 1.26 | 35.5 | 225 | 22.32 | 1.266 | 36.1 | 223 | 22.38 | 1.268 | 36.4 | 4 min | 199 | 23.07 | 1.3 | 39.7 | 200 | 23.04 | 1.299 | 39.6 | 199 | 23.07 | 1.3 | 39.7 | 6 min | 185 | 23.47 | 1.323 | 42.0 | 190 | 23.33 | 1.314 | 41.2 | 185 | 23.47 | 1.323 | 42.0 | 8 min | 179 | 23.64 | 1.334 | 43.1 | 182 | 23.56 | 1.328 | 42.5 | 179 | 23.64 | 1.334 | 43.1 | 10 min | 174 | 23.79 | 1.343 | 44.0 | 182 | 23.59 | 1.33 | 42.5 | 174 | 23.79 | 1.343 | 44.0 | 6.7 | 0 s | 1 000 | 0 | 1.041 | 6.7 | 1 000 | 0 | 1.041 | 6.7 | 1 000 | 0 | 1.041 | 6.7 | 20 s | 300 | 20.16 | 1.135 | 20.5 | 260 | 21.31 | 1.156 | 23.2 | 280 | 20.74 | 1.145 | 21.8 | 40 s | 210 | 22.75 | 1.193 | 27.8 | 200 | 23.04 | 1.203 | 29.0 | 200 | 23.04 | 1.203 | 29.0 | 60 s | 190 | 23.33 | 1.213 | 30.2 | 180 | 23.62 | 1.225 | 31.6 | 170 | 23.9 | 1.238 | 33.1 | 2 min | 170 | 23.9 | 1.238 | 33.1 | 160 | 24.19 | 1.253 | 34.8 | 160 | 24.19 | 1.253 | 34.8 | 4 min | 150 | 24.48 | 1.27 | 36.6 | 147 | 24.57 | 1.276 | 37.2 | 145 | 24.62 | 1.279 | 37.6 | 6 min | 140 | 24.77 | 1.289 | 38.6 | 141 | 24.74 | 1.287 | 38.4 | 140 | 24.77 | 1.289 | 38.6 | 8 min | 139 | 24.8 | 1.292 | 38.8 | 140 | 24.77 | 1.289 | 38.6 | 139 | 24.8 | 1.292 | 38.8 | 10 min | 138 | 24.83 | 1.294 | 39.1 | 139 | 24.8 | 1.292 | 38.8 | 138 | 24.83 | 1.294 | 39.1 |
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