Operative modes of the Toktogul water reservoir. Comparison of planned and actual values for vegetation period 1996
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 |
322.0 |
322.0 |
322.0 |
694.0 |
694.0 |
694.0 |
1090.0 |
1090.0 |
1090.0 |
951.0 |
951.0 |
951.0 |
659.0 |
659.0 |
659.0 |
365.0 |
365.0 |
365.0 |
Mm3 |
10777.0 |
| actual | m3/sec |
160.8 |
209.1 |
402.4 |
288.8 |
335.5 |
742.8 |
775.8 |
1319.1 |
1245.8 |
1129.3 |
1048.4 |
995.6 |
918.9 |
663.7 |
383.8 |
348.4 |
289.9 |
348.0 |
Mm3 |
10211.1 |
|
| variance | % |
50.1 |
35.1 |
-25.0 |
58.4 |
51.7 |
-7.0 |
28.8 |
-21.0 |
-14.3 |
-18.7 |
-10.2 |
-4.7 |
-39.4 |
-0.7 |
41.8 |
4.5 |
20.6 |
4.7 |
% |
5.3 |
|
Mm3 |
139.3 |
236.8 |
167.4 |
517.4 |
827.2 |
780.8 |
1052.3 |
854.3 |
719.7 |
565.7 |
481.5 |
439.1 |
214.5 |
210.5 |
472.0 |
486.3 |
551.2 |
565.9 |
Mm3 |
565.9 |
||
Volume |
planned | Mm3 |
14638.1 |
14662.2 |
14623.1 |
14829.4 |
14941.4 |
14978.2 |
15257.0 |
15409.7 |
15527.0 |
15554.6 |
15620.2 |
15776.0 |
15752.6 |
15801.0 |
15932.1 |
15889.9 |
15895.2 |
15951.4 |
Mm3 |
|
| actual | Mm3 |
10166.0 |
10097.0 |
10398.0 |
10517.0 |
10665.0 |
11041.0 |
11268.0 |
12198.0 |
12771.0 |
13415.0 |
13969.0 |
14368.0 |
14863.0 |
14864.0 |
14912.0 |
15014.0 |
15121.0 |
15187.0 |
Mm3 |
||
| variance | % |
30.6 |
31.1 |
28.9 |
29.1 |
28.6 |
26.3 |
26.1 |
20.8 |
17.7 |
13.8 |
10.6 |
8.9 |
5.6 |
5.9 |
6.4 |
5.5 |
4.9 |
4.8 |
% |
||
Release |
planned | m3/sec |
257.0 |
293.0 |
366.0 |
454.0 |
563.0 |
654.0 |
766.0 |
912.0 |
953.0 |
915.0 |
871.0 |
783.0 |
680.0 |
597.0 |
515.0 |
407.0 |
352.0 |
293.0 |
Mm3 |
9353.8 |
| actual | m3/sec |
524.0 |
304.1 |
152.7 |
141.4 |
194.6 |
313.0 |
527.3 |
638.9 |
610.4 |
513.3 |
527.0 |
530.2 |
557.7 |
534.2 |
349.7 |
223.8 |
167.3 |
270.1 |
Mm3 |
6219.9 |
|
| variance | % |
-103.9 |
-3.8 |
58.3 |
68.9 |
65.4 |
52.1 |
31.2 |
29.9 |
35.9 |
43.9 |
39.5 |
32.3 |
18.0 |
10.5 |
32.1 |
45.0 |
52.5 |
7.8 |
% |
33.5 |
|
Mm3 |
-230.7 |
-240.3 |
-56.0 |
214.1 |
532.4 |
856.5 |
1062.7 |
1298.7 |
1594.7 |
1941.8 |
2239.0 |
2479.2 |
2584.9 |
2639.2 |
2796.2 |
2954.5 |
3114.1 |
3133.9 |
Mm3 |
3133.9 |
||
Diagram of inflow and release in the Toktogul water reservoir |
Diagram of volumes deviations in the Toktogul water reservoir |
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| Note: variance is calculated using the followingformula: 100 * (planned [predicted] - actual) / planned [predicted] | |