SALIENT FEATURES OF THE PROJECT
| 1)Location | |
| Development Region | : Western Region |
| Zone | : Gandaki |
| District | : Lamjung |
| Former VDC | : Taghrin VDC |
| Gaupalika | : Marsyangdi Ga. Pa.-4 |
| 2)General | |
| Name of River | : Syange Khola |
| Nearest Town | : Besisahar |
| Type of Scheme | : Run-of-river |
| Gross Head | : 450.50 m |
| Net Head | :439.04 m |
| Installed Capacity | : 2,400 kW |
| Net Average Annual Energy | : 14.616 GWh |
| Plant Factor | : 73.74% |
| 3)Hydrology | |
| Catchment Area at Headworks Site | : 12.84 km² |
| Mean Monthly Annual Flow | : 0.85 m³/s |
| Design Discharge (Q40%) | : 0.64 cumecs |
| Design Flood (1 in 100 year) | : 44.03 cumecs |
| 4)Diversion Weir | |
| Type | : Free Flow Slopping Stoned Lined Gravity weir |
| Length | : 9.5 m |
| Crest level | : El. 2024.50 m |
| Flood Level at 100 Year Flood at weir | : El. 2026.00 m |
| 5)Under sluice | |
| Type | : Vertical Sluice gate |
| Size | : 1.5 m x 1.5 m |
| Crest level | : El. 2022.50 m |
| 6)Intake | |
| Type | : Side Orifice |
| Size of Opening | : 1.50 m x 0.65 m |
| No of gates | : 1 |
| Intake Invert Level | : El. 2023.50 m |
| 7)Gravel Trap | |
| Section | : Rectangular, bottom hopper |
| Size (W x H) | : 2 m x 1.9 m |
| Length | : 3.5 m |
| 8)Approach Canal | |
| Section | : Rectangular |
| Size (W x H) | : 1.0 m x 1.0 m including free board |
| Length | : 15.1m |
| 9)Desanding Basin | |
| Type | : Hopper Type, Intermittent flushing |
| Size (L x B x H) | : 21.50 m (eff) x 2.50 m x 2.59 m |
| Desanding Chambers | : 2 nos. |
| Nominal size of trapped particle | : 0.15 mm |
| 10)Headrace Pipe | |
| Section | : Mild steel Pipe |
| Diameter and thickness | : 0.70m dia. with 6 mm thick |
| Length | : 978.50 m and 4m extra from intersection to surge tank |
| No. of Anchor Blocks | : 29 nos. |
| 11)Surge Tank | |
| Type | : Circular Concrete Tank |
| Size | : 3m internal dia with 0.5m wall thickness |
| Height | : 10.8 m |
| 12)Penstock Pipe Alignment | |
| Length | : 1086.50 m (excluding bifurcation) |
| Diameter | : 0.6 m |
| Bifurcation | : 2 nos. of 12 m each |
| Minimum Shell Thickness | : 6 to 16 mm |
| No. of Anchor Block | : 26 nos. and 2 end block at powerhouse |
| Total Length | : 1110.35 m |
| 13)Powerhouse | |
| Type of powerhouse | : Surface (AS in DFS) |
| Size (L x B x H) | : 20 m x 10 m x 8.5 m |
| 14)Tailrace Conduit | |
| Type | : Rectangular Concrete Conduit |
| Size (B x H) | : 0.8 m x 1.6 m including free board |
| Length | |
| 15)Turbines | |
| Type | : Horizontal axis Pelton (AS in DFS) |
| Design Discharge | : 0.64 m3/sec (2 x 0.32 m3/sec) |
| Rated Output | : 2.40 MW (2 x 1.2 MW) (AS in DFS) |
| Synchronous Speed | : 1000 rpm (AS in DFS) |
| Rated Efficiency | : 90% (As in PPA) |
| 16)Generators | |
| Type | : 2 units Synchronous brushless, AC 3 phase Horizontal Axis (AS in DFS) |
| Max Rated Capacity | : 1500 KVA (AS in DFS) |
| Rated Efficiency | : 96% (As in PPA) |
| No of units | : Two |
| 17)Transformer | |
| Type | : 1-3 phase Step up Transformers |
| Rated capacity | : 3 MVA x 1 |
| Voltage ratio | : 6.3/ 33 kV |
| Efficiency | : 99 % |
| 18)Power and Energy | |
| Type of Power Plant | : Run-of-river |
| Design Discharge | : 0.64 m³/s |
| Total Gross Head | : 450.50 m |
| Rated Net Head | : 439.04 m |
| Installed Capacity | : 2.382 MW |
| Average Annual Deemed Energy | : 14.616 GWh |
| Dry Energy | : 2.868 GWh |
| Wet Energy | : 11.748 GWh |
| 19)Transmission Line | |
| Voltage level | : 33 kV |
| Length | :(approx.) 8 km |
| From | : Powerhouse (HEP) |
| To | : Thakan Besi Sub-Station |
| (Note: 4 Km extra to connect at the Khudi Substation) | |
| Total | : 12 Km |
| 20)Project Cost Estimate | |
| Total Project Cost | : NRs. 461,084,709.50 |
| Cost Per kW | : NRs. 192,119.00 |
| 21)Construction Period | : 24 Months |