FORM-3
            SALIENT  FEATURES  OF  HYDROELECTRIC  PROJECT  
NAME OF COMPANY: HPSEB  
NAME OF POWER STATION:   2x 11.25 MW  Ghanvi Powerhouse   
1. Location          
State/Distt. Himachal Pradesh Distt. Shimla  
River Ghanvi Khad TRIBUTORY OF SATLUJ RIVER
     
2. Diversion Tunnel    
Size, shape DROOP TYPE TRENCH WIER    
Length          
     
3. Dam    
Type Nil    
Maximum dam height nil        
     
4. Spillway    
Type RECTANGULAR      
Crest level of spillway 1727.1 MTR.      
     
5. Reservoir    
Full Reservior Level (FRL) nil        
Minimum Draw Down Level (MDDL) nil        
Live storage (MCM) nil        
     
6. Desilting Arrangement    
Type Vortex tube type having two identical chamber
 87 Mtrs long 6 Mtrs wide length of transitions 15 mtrs each.
Number and Size 10 Nos. 50x25x6      
Particle size to be removed(mm) 0.2mm        
     
7. Head Race Tunnel    
Size and type 2.35 Mtrs, D Shaped      
Length 142 mtrs  channel 97.13 mtrs.    
Design discharge(Cumecs) 8.50 Cumecs.      
     
8. Surge Shaft    
Type nil        
Diameter nil        
Height nil        
     
9. Penstock/Pressure shafts    
Type Steel penstock      
Diameter & Length 140 cm 698.74 ( I/c two branches)  
           
10. Power House    
Type Under Ground      
Installed capacity (No of units x MW) 22.50MW (2x 11.25 MW)    
Peaking capacity during lean period (MW) nil        
Type of turbine Verticle axis pelton      
Rated Head(M) 375 Mtrs.        
Rated Discharge(Cumecs) 7.25 Cumecs      
     
11. Tail Race Tunnel    
Diameter, shape 3.30x 4.35 D shaped      
Length 53.50 M        
Minimum tail water level 0.750M        
     
12. Switchyard    
Type of Switch gear OCB/ACB  
No. of generator bays 2        
No. of Bus coupler bays 3        
No. of line bays 3        
Note: Specify  limitation on generation during specific time period on account of restriction(s) on
water use due to irrigation, drinking water, industrial, environmental considerations etc.
 
PETITIONER