HydropowerProjects in Nepal

Hydropower Projects in Nepal : Hydropower Projects in Nepal D Bhattarai Deputy Director General Department of Electricity Development Ministry of Water Resources


Slide2 : Nepal in Region


Country Profile : Country Profile Area : 147,181 km2 Population : 2,32,14,681 (2001) GDP : 5.9 B US$ (2003) Average annual flow : 225 Billion CM Theoretical generation capacity : 83,000 MW Economically feasible capacity : 44,000 MW Present installed capacity (hydro) : 590 MW


Slide4 : Major River Basins and Hydropower Projects in Nepal


Slide5 : Private Sector Projects SN Project (MW) Promoter Status 1. Khimti-1 (60) HPL Completed 2. Upper Bhote Koshi (36) BKPC Completed 3. Indrawati-3 (7.5) NHPC Completed 4. Chilime (20) CPC Completed Piluwa (3) AVHDC Completed Syange (0.18) LEDCO Completed Sunkoshi (2.6) SHPL Completed Chaku (1.5) APN Completed


Hydropower Projects : Nepal : Hydropower Projects : Nepal Upper (335), Arun III (402) & Lower Arun (308) Upper Tamakoshi (309) Upper Karnali (300) Karnali Chisapani(10800) Kali Gandaki 2(660) Budhi Gandaki (600) Dudh Koshi (300))


Slide7 : Project Features : Lower Arun Eastern Development Sankhuwasabha Run-of-River (Daily Pondage) 308 MW ( 4x77 MW ) 212.2 m 171.5 m3/Sec 10.5 m Underground 15.2 km / 8.4m 2275.9 GWh 1436.5 GWh 25 km from Arun-3 damsite 100 km (220 kV) US$ 481.4 million (1990) Location Region : District : Type : Installed Capacity : Net Rated Head : Design discharge : Weir Height : Power House Type : Power Tunnel Length & Dia : Average Annual Energy : Firm Energy : Access Road Length : Transmission Length : Project Cost : Status: Pre-Feasibility Study, 1990


Slide8 : Project Features : Arun 3 Eastern Development Sankhuwasabha Pondage Run-of-River 402 MW ( 6 x 67 MW ) 303.8 m 320 m3/sec 68 m Underground Underground 11.5 km/7.5 m 2891 GWh 1558 GWh 116.8 km 432.2 km(220 kV double crt.) US$ 859.09 million (1995) Location Region : District : Type : Installed Capacity : Gross Head : Design Discharge : Dam Height : Power House Type : Desander Type : Tunnel Length & Dia. : Average Annual Energy : Firm Energy : Access Road Length : Transmission Length : Project Cost : Status: Detailed Design Study


Slide9 : Project Features : Upper Arun Location Region : District : Type : Installed Capacity : Net rated Head : Dam Height : Design Discharge : Power House Type : Tunnel Length & Size : Average Annual Energy : Access Road Length : Transmission Length : Project Cost : Eastern Development Sankhuwasabha Run-of-River (Daily Pondage) 335 MW ( 4 x 83.75 ) 492 m 37 m 78 m3/Sec Underground 7.84 km & 5.5 m 2050 GWh 45 km from Arun-3 damsite 200 km (220 kv) US$ 508.8 million (1991) Status: Feasibility Study, 1991


Slide10 : Upper Arun Arun 3 Lower Arun


Slide11 : Project Features : Dudh Koshi Location Region : District : Type : Installed Capacity : Net Rated Head : Design Discharge : Dam Height : Live Storage : Power House Type : Average Annual Energy : On Peak Firm Energy : Off Peak Firm Energy : Access Road Length : Transmission Length : Project Cost : Eastern Development Okhaldunga, Khotang Storage 300 MW (5x60 MW) 249.3 m 136 m3/s 180 m 442.1 million cubic metre Underground 1806 GWh 552 GWh 920 GWh 43.2 km 93 km (220kv Duble crt.) 135 km (220 kv Single crt.) US$ 690.1 million (1998) ` Status: Feasibility Study, 1998


Slide12 : Location Dudhkoshi Hydropower Project (300 MW)


Slide13 : Project Features : Upper Tamakoshi Eastern Region Dolakha PROR 309 MW 820 m 44 m3/Sec 177 m Surface 7170 m 3470 GWh 61 km 47 km (220 kV) US$ 340 million (2005) Location Region : District : Type : Installed Capacity : Net Rated Head : Design Discharge : Dam Height : Power House Type : Tunnel Length : Average Annual Energy : Access Road Length : Transmission Length : Project Cost : Status: Feasibility Study, 2005


Slide14 : Upper Tamakoshi Hydropower Project (309 MW)


Slide15 : Project Features : Budhi Gandaki Central/Western Development Dhadhing/Gorkha Storage 600 MW ( 4 x150 MW ) 185 m 430 m3/s 225 m 2755 million cubic meter Rockfill with inclined core Underground 276 m /12m 2495 GWh 2.5 km 65 km (220 kv) US$ 774 million (1983) Location Region : District : Type : Installed Capacity : Net Head : Design Discharge : Dam Height : Live storage : Dam Type : Power House Type : Tunnel Length & Dia : Average Annual Energy : Access Road Length : Transmission Length : Project Cost : Status: Pre-Feasibility Study, 1984


Slide16 : Location Budhi Gandaki Hydropower Project


Slide17 : Project Features : Kali Gandaki 2 Western Region Nawalparsi and Tanahu Storage 660 MW (6 x 110 MW) 128.3 m 585 m3/Sec 177 m Surface 322 m /6 m 3470 GWh 20 km 40 km (220 kv) US$ 772 million (1985) Location Region : District : Type : Installed Capacity : Net Rated Head : Design Discharge : Dam Height : Power House Type : Tunnel Length & Dia : Average Annual Energy : Access Road Length : Transmission Length : Project Cost : Status: Pre-Feasibility Study, 1985


Slide19 : Project Features : Upper Karnali Location : Type : Installed Capacity : Gross Head : Design Discharge : Weir Height Power House Type : Desander Type : Tunnel Length & Dia. : Average Annual Energy : Firm Energy : Access Road Length : Transmission Length : Project Cost : Mid/Far Western Region Run-of-River (Pondage) 300 MW 141 m 236 m3/s 27 m Underground Surface 2.2 km & 11.35 m 1915 GWh 1159 GWh 22 km 215 km (220 kv) US$ 454.3 million (1998) Status: Feasibility Study 1998


Slide20 : Location Upper Karnali Project


Slide21 : Project Features : Karnali (Chisapani) Mid-Western Development Bardiya/Achham Storage 10800 MW ( 18 x600 MW ) 1390 m3/s 270 m 16.2 billion cubic meter Rockfill with inclined core Underground 276 m /12m 20842 GWh 2.5 km 300 km (765 kV to India) US$ 4890 million (1989) Location Region : District : Type : Installed Capacity : Average Discharge : Dam Height : Live storage : Dam Type : Power House Type : Tunnel Length & Dia : Average Annual Energy : Access Road Length : Transmission Length : Project Cost : Status: Pre-Feasibility Study, 1984


Slide22 : Karnali (Chisapani) Multipurpose Project


Slide23 : Thank You