Purulia Pumped Storage Project | |
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Country | India |
Location | Baghmundi, Purulia district, West Bengal |
Coordinates | 23°11′53″N 86°05′55.5″E / 23.19806°N 86.098750°E |
Purpose | Power |
Status | Operational |
Construction began | 2002[1] |
Opening date | 2008 |
Construction cost | Estimated ₹2,500 crore (equivalent to ₹36 billion or US$430 million in 2023)[2] |
Owner(s) | West Bengal State Electricity Distribution Company |
Upper dam and spillways | |
Type of dam | Rock-fill dam |
Height | 65 m[3] |
Length | 800 m |
Upper reservoir | |
Total capacity | 13,300 acre⋅ft (16,400,000 m3)[4] |
Active capacity | 10,840 acre⋅ft (13,370,000 m3) |
Maximum water depth | 22 m |
Normal elevation | Low 494 m - High 516 m |
Lower dam and spillways | |
Type of dam | Rock-fill dam |
Height | 95 m[3] |
Length | 310 m |
Lower reservoir | |
Total capacity | 13,987 acre⋅ft (17,253,000 m3)[4] |
Active capacity | 11,736 acre⋅ft (14,476,000 m3) |
Maximum water depth | 37 m |
Normal elevation | Low 300 m - High 337 m |
Power Station | |
Commission date | 2008 |
Type | Pumped-storage |
Hydraulic head | 177 m |
Pump-generators | 4 × 225-megawatt (302,000 hp) Francis pump-turbine |
Installed capacity | 900-megawatt (1,200,000 hp) |
Overall efficiency | 77.80% |
Storage capacity | 6 hours[5] |
Website WBSEDCL Purulia Pumped Storage Project (PPSP) |
The Purulia Pumped Storage Project is a pumped storage hydroelectric power plant, located at Purulia district of West Bengal, India. The Ajodhya Hills offered suitable terrain for construction of upper and lower reservoirs. The scheme can supply a maximum power of 900-megawatt (1,200,000 hp).
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