What dam generates the most electricity in India?
Tehri Hydropower Complex – 2,400MW Topping the list of hydroelectric power plants in India is the Tehri Dam in Uttarakhand, the highest hydroelectric power project in the country.
What is the capacity of Koyna Dam?
Koyna Dam
| Koyna Dam कोयना धरण | |
|---|---|
| Creates | Shivajisagar Lake |
| Total capacity | 2,797,400,000 m3 (2,267,900 acre⋅ft) |
| Surface area | 891.78 km2 (344 sq mi) |
| Power Station |
What is the advantages and disadvantages of dams?
Advantages of dams With the assistance of hydroelectricity or hydroelectric power, electricity is generated at a steady rate. For the use of another time, water is preserved. For irrigation purposes, water sports or even other types of pleasurable activities, the lake or reservoir built behind the dam may also be used.
Which type of turbine is used in Koyna Dam?
Francis turbine units
This dam impounds the tail race water from Stage I and II. This water is drawn through penstocks and electricity is generated by four Francis turbine units with a capacity of 80 MW each.
Where is the Koyna Dam situated?
The Koyna Dam is one of the largest dams in Maharashtra, India. It is a rubble-concrete dam constructed on Koyna River which rises in Mahabaleshwar, a hill station in Sahyadri ranges. It is located in Koyna Nagar, Satara district, nestled in the Western Ghats on the state highway between Chiplun and Karad.
What is the name of Mettur dam?
Stanley Reservoir
Stanley Reservoir It was constructed in 1934 and took 9 years to complete. Maximum height and width of the Dam are 214 and 171 feet respectively.
What is the most efficient dam in the world?
Completed
| Name | Country | Installed capacity (MW) |
|---|---|---|
| Grand Coulee | United States | 6,809 |
| Xiangjiaba | China | 6,448 |
| Longtan Dam | China | 6,426 |
| Sayano-Shushenskaya | Russia | 6,400 |
What are the limitations of dams?
Disadvantages of Dams
- Displacement of people during construction.
- Reservoirs often emit a high percentage of greenhouse gases.
- Often disrupts local ecosystems.
- It disrupts the groundwater table.
- Blocks progression of water to other countries, states or regions.
When was the construction of Koyna Dam completed?
Hydroelectric Project The construction of the dam was completed in 1964. Koyna river proves to be a prominent water source. This resulted in the development of the Hydroelectric project.
Who is the owner of Koyna Hydroelectric Project?
The Koyna hydro-electric project is run by the Maharashtra State Electricity Board. The dam has withstood many earthquakes in the past, including the devastating 1967 Koynanagar earthquake, resulting in the dam developing some cracks. After the disaster grouting of the cracks was done.
How many Francis turbines are in Koyna Dam?
A dam-foot powerhouse was also constructed, which is used to generate electricity by the water, which is discharged from the Koyna Dam for irrigation purpose. It has two Francis turbine units of 20 MW each. This powerhouse is run according to the irrigation requirements of the downstream areas.
Where are the power generators located in Koyna River?
All the generators are located in underground powerhouses excavated deep inside the mountains of the Western Ghats. A dam foot powerhouse also contributes to the electricity generation. Due to the project’s electricity generating potential the Koyna River is considered as the life line of Maharashtra.