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Odisha Hydro Power Corporation Ltd.

A Gold rated State PSU( A Govt. of Odisha Undertaking )

Powering Green Energy
Sh Vishal Kumar Dev, IAS
Commissioner-cum-Secretary to Government, Sports & Youth
Services, Department and, Chairman-cum-Managing
Director, OHPC Ltd.

Salient Features

1. Name of the Power Station Balimela Power House
2. Name of the River Sileru
3. Location
(I) State odisha
(ii) Nearest town Malkangiri
(iii) Distance 35 Km. From Malkangiri
4. Total Installed Capacity
(i) No. of  Units 8 (Eight)
(ii) Capacity of each Unit 60 MW (Unit 1 to 6), 75 MW (Unit-7 & 8)
(iii)Total capacity 510 MW
5. Reservoir / Pondage
i) Name of the Dam Balimela Dam
ii) Type of Dam Earthfill Gravity
iii) Height of Dam 70 Mts.
iv) Length of Dam 1823 Mts.
v) Catchment area 4910 Km2 (Out of which 2228 Km2 is
interrupted at Jolaput dam and 2681 sqkm free)
vi)  Average Annual Inflow 5189.5 MCM
vii)  FRL / MWL 462.10 mts / 462.70 mts.
vii)  MDDL 438.9 mts
viii) Gross Stograge capacity 3610 x 106 cum
6. Water Turbine  
I) Number 8 (Eight)
ii) Type Francis Vertical
iii) Make LMW,Russia (Unit 1 to 6)
OJSC,PM,Russia (Unit 7 to 8)
iv) Net Head
   (I)  Maxl. Head 289 mts.
   (ii) Minimum 257 mts.
   (iii) Rated 274 mts.
v) Normal Speed 375 rpm
vi) Runaway Speed 620 rpm (Unit 1 - 6) 640 rpm (Unit 7 - 8)
7. Tail race
Type of Tunnel / Channel Channel
8. Generators
I)   No. of Units 8 (Eight)
ii)  Type Suspension
iii) Make Electrosila (USSR)
iv) Voltage 11 KV
v) Capacity 66.7 MVA / 60 MW (Unit 1 to 6)
83.30 MVA / 75 MW (Unit 7 to 8)
vi) Current 3500 amp. (Unit 1 to 6), 4374 amp.(Unit 7 to 8)
vii) Power factor 0.9 lag
viii) Speed 375 rpm  
ix) Excitation System 0.9
     (i) Main Exciter 230 V / 1040 Amp.

(Unit 1 to 6) 

     (ii) Pilot Excitor 200V

(Unit 1 to 6) 

      230 V / 1040 Amp.