下边界条件对多年冻土温度场变化数值模拟的影响
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孙哲, 赵林, 胡国杰, 乔永平, 杜二计, 邹德富, 谢昌卫
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Influence of lower boundary conditions on the numerical simulation of permafrost temperature field changes
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Zhe SUN, Lin ZHAO, Guojie HU, Yongping QIAO, Erji DU, Defu ZOU, Changwei XIE
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表3 以方案6为基准值,计算的各方案历史模拟结果的平均绝对误差
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Table 3 The MAE of historic simulation from each project calculated based on the sixth project as the truth value
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深度/m | MAE/℃ |
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方案1 | 方案2 | 方案3 | 方案4 | 方案5 | 方案7 | 方案8 | 方案9 |
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1 | 0.01 | 0.02 | 0.02 | 0.03 | 0 | 0.03 | <0.01 | <0.01 | 2 | 0.04 | 0.06 | 0.06 | 0.07 | 0.01 | 0.09 | 0.01 | <0.01 | 3 | 0.06 | 0.09 | 0.09 | 0.10 | 0.01 | 0.13 | 0.01 | <0.01 | 4 | 0.08 | 0.12 | 0.12 | 0.14 | 0.01 | 0.17 | 0.02 | <0.01 | 5 | 0.10 | 0.15 | 0.16 | 0.18 | 0.01 | 0.21 | 0.02 | <0.01 | 6 | 0.12 | 0.18 | 0.19 | 0.22 | 0.01 | 0.25 | 0.03 | <0.01 | 8 | 0.16 | 0.25 | 0.25 | 0.30 | 0.02 | 0.33 | 0.04 | <0.01 | 10 | 0.20 | 0.31 | 0.32 | 0.40 | 0.02 | 0.39 | 0.05 | <0.01 | 12 | | 0.37 | 0.38 | | 0.03 | | 0.06 | <0.01 | 14 | | 0.43 | 0.44 | | 0.03 | | 0.07 | <0.01 | 16 | | 0.49 | 0.51 | | 0.04 | | 0.08 | <0.01 | 18 | | 0.55 | 0.57 | | 0.05 | | 0.09 | <0.01 | 20 | | 0.61 | 0.63 | | 0.05 | | 0.11 | <0.01 | 25 | | 0.76 | 0.79 | | 0.07 | | 0.16 | <0.01 | 30 | | 0.91 | 0.95 | | 0.09 | | 0.21 | 0.01 | 35 | | 1.05 | 1.11 | | 0.13 | | 0.26 | 0.01 | 40 | | 1.20 | 1.27 | | 0.20 | | 0.31 | 0.01 |
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