理正土坝渗流浸润线计算和 公式法相差1m??
理正渗流计算 怎么差 这么远啊？


ｙｕａｎ　wen 原文件：
计算数据：
计算项目: 渗流问题公式法 15
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[ 计算条件 ]
土堤顶部宽度b = 6.000(m)
土堤顶部高度h = 20.000(m)
上游坡坡率1:m1 = 3.000
下游坡坡率1:m2 = 2.000
堤身渗透系数k = 0.0864(m/d)＝10－4cm/s
上游水位h1 = 18.000(m)
下游水位h2 = 2.000(m)
不透水地基



##SHENLIU_GONGSHI_V10
0,0,0
5.000000,22.000000
20.000000,0.700000
3.000000,3.000000
2.000000,15.000000
5.000000,4.000000,3.000000
0.086400,0.300000,0.400000,0.150000
0,4.000000,0.500000
3.000000,2.000000
1.000000,2.000000,3.000000,0.010000
2.000000,3.000000,0.010000
0
3.000000,2.000000
3.000000,0.010000,30.000000,50.000000
3
2.000000,3.000000,0.010000
3.000000,2.000000,0.020000
3.000000,3.000000,0.015000
2
1.000000,1.000000,0.010000
2.000000,3.000000,0.015000


结果：
[ 中间计算结果 ]
L = 52.000(m)
ΔL = 7.714(m)
浸润线计算公式原点= 90.828(m)
浸润线起点x坐标 = 54.000(m)
浸润线终点x坐标 = 90.828(m)
注：中间计算结果的含义参见规范E.2.1条。

[ 最终计算结果 ]
下游出逸点高度h0 = 7.586(m)
单位宽度渗流量q = 0.258(m3/d.m)

浸润线计算结果:
X(m) Y(m)
54.000 16.669
57.683 15.994
61.366 15.290
65.048 14.552
68.731 13.774
72.414 12.950
76.097 12.069
79.780 11.119
83.463 10.080
87.145 8.921
90.828 7.586

比降计算结果:
渗出段AB的比降
y(m) 比降
2.559 0.521
3.117 0.497
3.676 0.484
4.234 0.475
4.793 0.468
5.352 0.463
5.910 0.458
6.469 0.454
7.027 0.450
7.586 0.447
浸没段BC的比降
y(m) 比降
0.000 0.000
0.200 0.002
0.400 0.012
0.600 0.032
0.800 0.064
1.000 0.110
1.200 0.169
1.400 0.245
1.600 0.336
1.800 0.446
2.000 0.573
说明：A点为下游出溢点；B点为下游坡和下游水面线交点；C点为下游坡脚。