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The principle features of the Bhote Koshi-5 Hydroelectric Project are summarized below. |
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| Location |
Sindhupalchowk District (90 km north-east of Kathmandu) |
| Name of River |
Bhote Koshi |
| Type of Scheme |
Simple Run-of-River |
| Catchment area at Intake Site |
2300 km2 |
| Discharge at 90% Exceedance |
16.2 m3/s |
| Design Discharge |
36.5 m3/s |
| Compensation Flow |
1.7 m3/s |
| Mean annual flow |
81.7 m3/s |
| Design Flood (1 in 100 years – Return Period) |
1660 m3/s |
| Gross head |
150 m |
| Diversion Structure |
Simple Weir |
| Intake |
Side Intake Type |
| Desander |
Surface, Duffor Type |
| Headrace Tunnel Length |
About 6200 m |
| Surge Tank |
Restricted Orifice Type (RCC Lined) |
| Penstock Type |
Steel Lined Surface |
| Type or Powerhouse |
Surface |
| Size ( L x B x H) |
28.2 m x 11.0 m x 20.0 m |
| Turbines Type |
Franscis |
| Design Discharge |
36.5 m3/sec (2*18.25m3/sec) |
| Number of Turbines |
2 Nos. |
| Tailrace Canal Length |
50 m |
| Installed Capacity |
46 MW |
| Average Annual Energy |
329.34 GWh |
| Firm Energy |
178.42 GWh |
| Secondary Energy |
150.92 GWh |
| Swithcyard |
Outdoor Type with transformer gallery |
| Access Road Length |
4 km. |
| Transmission Line |
2 km (Sunkoshi sub-station) |
| Project Cost |
94 Million US$ |
| B/C Ration |
1.43 |
| EIRR |
14.48% |
| FIRR |
17.93% |
| Specific Energy Cost |
3.59 Usc/kWh |
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