BAIRA SIUL
Baira Siul Power Station is a major step towards harnessing hydroelectric potential in Himachal Pradesh. It envisages utilization of the combined inflow of three tributaries of the Ravi river, namely Baira, Siul and Bhaledh for generation of power on run-of-the-river basis.The Power Station was commissioned in the years 1980 and 1981.
Renovation and Modernization for Life Extension was undertaken after completion of 35 years of commercial operation and has been successfully completed on 31.08.2021. The layout plan, features and photo gallery of the Power Station are detailed below.
| Feature Name | Description |
|---|---|
| Location | Distt. Chamba (Himachal Pradesh) |
| Approach | Nearest railhead - Pathankot (132 Km) |
| Capacity | 180 MW (3 x 60 MW) |
| Design Energy | 708.59 MU (90% dependable year) |
| Beneficiary States/UTs | Delhi, HP, Haryana, Punjab |
| Date of Commercial Operation (COD) | Unit # 1 - 01.04.1982; Unit # 2 - 01.04.1982; Unit # 3 – 01.04.1982 |
| Dam | |
| Type Height Length | Clay core rock fill 53 m 160 m |
| HRT | |
| Type Size Length | Horse shoe 5m X 4.2m 7.63 Km |
| Tail Race Channel | |
| Type | Open channel |
| Length | 48 m |
| Power House | |
| Type | Surface |
| Capacity | 180 MW (consisting 3 units of 60 MW each) |
| Turbine | |
| Type | Francis |
| Speed | 375 RPM |
| Discharge/unit | 29 m3/sec |
| No of Guide Vane | 24 |
| Rated Head | 238.1 m |
| Generator | |
| Rated continuous output | 67 MVA |
| Rated Voltage | 11 KV |
| No of Poles | 16 |
| Generator Step up Transformer | |
| Voltage Ratio | 11/220/√3 kV |
| Rating | 25 MVA |
| Type of cooling | ODWF |
| Switchyard | |
| Type | AIS |
| Voltage level | 220 kV |
| No. of Lines | 02 Bairasiul –Pong Bairasiul-Jassore |