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Lower Likhu Hydropower Project (27.5 MW)

1. GENERAL


a. Installed capacity

27.5 MW (as per license granted by DoED)

b. Project Location : 

 Ramechhap districts

 

Saipu, Bijulikot, Goth Gau VDCs

c. Zone :  

Janakpur/Sagarmatha Zone

d. Development region

  Central Development Region

e. Nearest highway :

Jiri Highway

f. Nearest Roadhead

Headworks of project site(newly constructed by Likhu IV)

g. Climate :

Sub-tropical, Temperate & Alpine

h. Average temperature: 

Maximum : 36.3° in May

 

Minimum : 4.3° in January

2.  PROJECT COMPONENTS

a. Weir (type,length)

 Boulder line weir,47m

b. Undersluice (No ,B*H)

2, 6*6m

c. Intake(type, No of openings ,B*H)                       

side intake, 3 , 4.5*2.85 m

d. General trap 

 

    Type

Surface

    L*B*H

8*4.5*6

e. Settling Basin

                   

    Type

Surface
     Number 3
     L*B*H 120*12.5*8
f.  Headrace culvert                                    
     Type        Rectangular
      Length,Width,Height(m) 1290,3.55 ,3.55

g.  Headrace tunnel

 

     Type

 Modified D-shape
     Length 3440 m
     Diameter  5.0 m
h.  Surge Tank(height,diameter) 3.5m,12 m 
i.  Penstock(length,diameter)  340m,3.75 m
j.  Powerhouse  
    Type Semi surface
    Location  Bijulikot VDC
    L*B*H(m) 27.3 *22*24.47
k.  Tailrace Culvert  
    Type  closed
     Length  125 m
     Height   3.55 m  
     Breadth  3.55 m
l.  Turbine(Type,No) Francis,2
m.Transmission line - length,km(khimti/Likhu IV substation)  30/10      
      Capacity,kv 132

3. Energy


a. Design discharge,m3 /s

28.5

b. Gross head,m

118

c. Installed capacity,MW

27.5

d. Dry energy ,GWh

28.82

e. Wet energy,GWh

134.70
f.  Avg. annual gross energy ,Gwh 163.53