1. The document discusses the main components of a hydroelectric power station, which utilizes the potential energy of water at a high level to generate electrical energy. 2. The key components include the water head, canal, dam, gates, penstock, turbine, generator, and yard. Turbines can be impulse types like Pelton wheels for high heads or reaction turbines like Francis and Kaplan for low to medium heads. 3. The document also outlines how hydroelectric power systems work and provides diagrams of sample layouts of power systems including the power house, transformers, bus bars, transmission grid stations, and pole or ground mounted substations.

1. MUDASIR HUSSAIN
From:-Gurez Bandipora
(KASHMIR)
4th semester
Btech. Electrical
Roll No.:- 1506810

2.  A generation station which utilizes the potential
energy of water at a high level for the generation of
electrical energy is known as hydro-electrical power
station.
HYDRO-ELECTRICAL POWER
STATION
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3. Main components
1.WATER HEAD
• 2.CANNEL
• 3.DAM
• 4.GATES
• 5.PENSTOCK
• 6. TURBINE
• 7.GENRATOR
• 8.YARD
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4. WATER HEAD
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5. CANNEL
DAM
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6. PENSTOCK
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7. TURBINES
Pelton wheel
(i)Impulse type:-Such turbines are use for high
heads.{PELTON}
(i)Reaction Turbines :-Such turbines are used for
Low and Medium heads. {FRANCIS AND KALPAN
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8. FRANCIS TURBIN
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9. Kaplan turbine
Low head and large quantities of water
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10. FOREBAYS
A Forebay is an artificial pool of
water infront of a large body of
water.
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11. SURGE TANK
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12. How a Hydroelectric Power System Works
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13. POWER HOUSE
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14. LAYOUT OF THE POWER SYSTEM
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15. SINGLE PHASE STEP UP TRANSFORMERS

16. YARD
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17. BUS BARS
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18. TRANSMISSION
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19. Main components of Over head Transmission
1. Supports:-
(Poles, Towers )
2. Insulators:-
(Pin type, Suspension type, Strain type, Shackle type,
Stay type.)
3.Conductors
4.Protective Device’s
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20. GRID STATION
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21. POLE MOUNTED SUB-STATION
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22. FOUDATION MOUNTATED
SUB-STATION
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23. MUDASIR