基于HBV模型的太子河流域径流变化情景预估
刘鸣彦, 孙凤华, 侯依玲, 赵春雨, 周晓宇

Runoff Change in Taizihe River Basin Under Future Climate Change Based on HBV Model
Mingyan Liu, Fenghua Sun, Yiling Hou, Chunyu Zhao, Xiaoyu Zhou
表2 HBV水文模型最优参数值
Table 2 The optimal values of HBV model
序号 参数名 含义 单位 最佳值 敏感性
1 TS 阈值温度(Threshold temperature for no melt) 13.164 敏感
2 CX 融雪度日因子(Melt index) mm/(deg·d) 0.710 较敏感
3 CFR 重新冻结系数(Refreeze efficiency) 1 0.545 敏感
4 PKORR 降水对雨量校正系数(Precipitaion correction for rain) 1 1.156 敏感
5 SKORR 降水对雪的校正系数(Additional precip corr for snow at gauge) 1 0.950 较敏感
6 TTGRAD 温度梯度(无降水)(Temperature gradient for days without precip) deg/100m -1.962 敏感
7 TVGRAD 温度梯度(有降水)(Temperature gradient for days with precip) deg/100m -0.183 较敏感
8 PGRAD 降水梯度(Precipitation altitude gradient) 1/100m 0.407 敏感
9 BETA 土壤水分带阈值(Non-linearity in soil water zone) 1 0 敏感
10 KUZ2 表层区域快时间常数(Quick time constant upper zone) 1/d 0.074 敏感
11 UZ1 快速径流阈值(Threshold quick runoff) mm 0.135 敏感
12 PERC 底层土壤渗流速度(Percolation to lower zone) mm/d 10.970 敏感