1. Project Location |
|
|
Province |
: |
Province 1 |
Zone |
: |
Mechi |
District |
: |
Taplejung |
Intake Site |
: |
About 2.2 km Northwest from Yasang Village |
Powerhouse Site |
: |
Near Tamewa Village |
Geographical Co-ordinates |
|
|
Latitude (N to N) |
: |
27°30'00"N to 27°31' 46"N |
Longitude(E to E) |
: |
87°47' 21"E to 87°52'14"E |
Conservation Area (if applicable) |
: |
Kanchanjunga Conservation Area |
2. General |
|
|
Name of River |
: |
Simbuwa Khola |
Nearest Town |
: |
Phungling Municipality |
Type of Scheme |
: |
Run of River |
Gross Head |
: |
901.50 m |
Installed Capacity |
: |
70.3 MW |
Average Annual Energy after Outage |
: |
401.682 GWH |
3. Hydrology |
|
|
Catchment Area |
: |
245.17 km2 |
Design Discharge (at 40.16% PoE) |
: |
9.25 m3/s |
4. Intake Structure cum Gravel Trap |
|
|
Type of Intake |
: |
Side intake, orifice type |
Nos of Opening |
: |
2 |
Size of Intake (W x H) |
: |
3.65 x 3.5 m |
5. Desanding Basin |
|
|
Type |
: |
Single Chamber, Hopper Type |
No of Bays |
: |
2 |
Dimension (L x B x H) |
: |
105 x 4.25 x 8.50 m |
6. Headrace Tunnel |
|
|
Type |
: |
D shaped |
Length |
: |
4410 m |
7. Surge Shaft |
|
|
Type |
: |
Throttled Cylinder |
Effective Depth |
: |
37.5 m |
Diameter (Or size) |
: |
6 m |
8. Steel Penstock Pipe |
|
|
Type |
: |
Underground, Circular |
Internal Diameter |
: |
1.65 m |
Length |
: |
2609.7 m |
9. Powerhouse |
|
|
Type |
: |
Underground |
Size (L x W) |
: |
85.5 x 15.50 m |
10. Tailrace culvert |
|
|
Type |
: |
Inverted D Shaped |
Tailrace Length |
: |
341 m |
11. Turbine |
|
|
Type |
: |
Pelton |
Number |
: |
3 |
12. Generator |
|
|
Type |
: |
Synchronous 3 Phase, Salient Pole |
13. Transformer |
|
|
Type |
: |
Single Phase Transformer, Oil Immersed |
Efficiency |
: |
99.5 % |
14. Transmission Line |
|
|
Voltage Level |
: |
220 kV |
Length |
: |
3.1 km - Up to Ghunsa HEP and Common Transmission Line approx. 30 km from Ghunsa to Dhungesanghu |