Operative modes of the Charvak water reservoir. Comparison of planned and actual values for vegetation period 1993
Parametres |
April |
May |
June |
July |
August |
September |
For vegetation |
|||||||||||||||
I |
II |
III |
I |
II |
III |
I |
II |
III |
I |
II |
III |
I |
II |
III |
I |
II |
III |
|||||
Inflow |
forecast | m3/sec |
234.0 |
234.0 |
234.0 |
457.0 |
457.0 |
457.0 |
608.0 |
608.0 |
608.0 |
458.0 |
458.0 |
458.0 |
256.0 |
256.0 |
256.0 |
147.0 |
147.0 |
147.0 |
Mm3 |
5699.9 |
| actual | m3/sec |
94.0 |
171.3 |
405.8 |
503.5 |
407.8 |
626.2 |
637.8 |
755.2 |
788.3 |
767.0 |
527.1 |
408.2 |
318.3 |
240.8 |
203.5 |
186.4 |
156.1 |
119.8 |
Mm3 |
6428.8 |
|
| variance | % |
59.8 |
26.8 |
-73.4 |
-10.2 |
10.8 |
-37.0 |
-4.9 |
-24.2 |
-29.7 |
-67.5 |
-15.1 |
10.9 |
-24.3 |
5.9 |
20.5 |
-26.8 |
-6.2 |
18.5 |
% |
-12.8 |
|
Mm3 |
121.0 |
175.2 |
26.7 |
-13.4 |
29.1 |
-131.7 |
-157.5 |
-284.7 |
-440.4 |
-707.4 |
-767.1 |
-719.8 |
-773.6 |
-760.5 |
-710.5 |
-744.6 |
-752.4 |
-728.9 |
Mm3 |
-728.9 |
||
Volume |
planned | Mm3 |
1180.9 |
1192.8 |
1178.8 |
1292.3 |
1352.3 |
1375.5 |
1494.5 |
1583.3 |
1676.5 |
1667.3 |
1684.9 |
1762.3 |
1711.5 |
1713.4 |
1763.0 |
1758.4 |
1772.9 |
1780.6 |
Mm3 |
|
| actual | Mm3 |
1184.0 |
1187.0 |
1289.0 |
1409.0 |
1416.0 |
1614.0 |
1701.0 |
1808.0 |
1864.0 |
1976.0 |
1997.0 |
1964.0 |
1885.0 |
1800.0 |
1707.0 |
1635.0 |
1582.0 |
1548.0 |
Mm3 |
||
| variance | % |
-0.3 |
0.5 |
-9.4 |
-9.0 |
-4.7 |
-17.3 |
-13.8 |
-14.2 |
-11.2 |
-18.5 |
-18.5 |
-11.4 |
-10.1 |
-5.1 |
3.2 |
7.0 |
10.8 |
13.1 |
% |
||
Release |
planned | m3/sec |
168.0 |
220.0 |
250.0 |
325.0 |
387.0 |
432.0 |
469.0 |
504.0 |
499.0 |
467.0 |
436.0 |
375.0 |
313.0 |
252.0 |
200.0 |
151.0 |
129.0 |
120.0 |
Mm3 |
5009.2 |
| actual | m3/sec |
202.8 |
200.4 |
390.0 |
363.0 |
496.8 |
534.3 |
684.0 |
769.8 |
855.8 |
664.8 |
536.8 |
465.1 |
411.6 |
361.0 |
319.3 |
276.2 |
229.4 |
177.2 |
Mm3 |
6972.6 |
|
| variance | % |
-20.7 |
8.9 |
-56.0 |
-11.7 |
-28.4 |
-23.7 |
-45.8 |
-52.7 |
-71.5 |
-42.4 |
-23.1 |
-24.0 |
-31.5 |
-43.3 |
-59.6 |
-82.9 |
-77.8 |
-47.7 |
% |
-39.2 |
|
Mm3 |
-30.1 |
-13.1 |
-134.1 |
-166.9 |
-261.8 |
-359.0 |
-544.8 |
-774.4 |
-1082.7 |
-1253.6 |
-1340.7 |
-1426.3 |
-1511.5 |
-1605.7 |
-1719.0 |
-1827.2 |
-1913.9 |
-1963.4 |
Mm3 |
-1963.4 |
||
Diagram of inflow and release in the Charvak water reservoir |
Diagram of volumes deviations in the Charvak water reservoir |
![]() |
![]() |
| Note: variance is calculated using the followingformula: 100 * (planned [predicted] - actual) / planned [predicted] | |