Power plant economics

1.

Name of the Power Station

-

Balimela Power House

2.

Name of the River

-

Sileru

3.

Location

(I) State

-

Orissa

(ii) Nearest town

-

Malkangiri

(iii) Distance

-

35 Km. From Malkangiri

4.

Total Installed Capacity

(i) No. of  existing Units

-

6 (Six)

(ii) Capacity of each Unit

-

60 MW

(iii)Total capacity

-

360 MW

(iv) Ultimate capacity

-

510 MW

     (After extension)

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)

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

-

6 (Six)

ii) Type

-

Francis Vertical

iii) Make

-

USSR (LMW)

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

7.

Tail race

Type of Tunnel / Channel

-

Channel

8.

Generators

I)   No. of Units

-

6 (Six)

ii)  Type

-

Suspension

iii) Make

-

Electrosila (USSR)

iv) Voltage

-

11 KV

v) Capacity

-

66.7 MVA / 60 MW

vi) Current

-

3500 amp.

vii) Power factor

-

0.9 lag

viii) Speed

-

375 rpm

ix) Excitation System

-

0.9

     (i) Main Exciter

-

230 V / 1040 Amp.

     (ii) Pilot Excitor

-

200V