2. WHAT IS IT?WHAT IS IT?
Hydropower or waterpower, it's a type of energy
derived from the energy of the water like
waterfalls, dams or reservoirs.
3. HOW DOES IT WORKS?HOW DOES IT WORKS?
1. The water of the
reservoirs passes
trough the intake.
2.
3. The water mixes with
the turbine.
4.
5. The turbine produce
energy to the
generator.
6.
7. This generator is inside
a powerhouse.
4. 5. This powerhouse is
connected with the
power lines.
6. The power lines
bring energy to the
houses.
5. PROBLEMS AND ADVANTAGESPROBLEMS AND ADVANTAGES
PROBLEMS:PROBLEMS:
◾◾ Dams are obstacles for fishes because they have to cross theDams are obstacles for fishes because they have to cross the
river to reproduce.river to reproduce.
◾◾ The water from the turbines doesn't has much sediment.The water from the turbines doesn't has much sediment.
◾◾ Can destroy the sides of rivers.Can destroy the sides of rivers.
◾◾ If there is drought, power plants doesn't function.If there is drought, power plants doesn't function.
◾◾ The quantity of water on the river often changes for theThe quantity of water on the river often changes for the
turbines.turbines.
◾◾ The water has normal quantities of salt, dissolved gases,The water has normal quantities of salt, dissolved gases,
temperature, nutrients.temperature, nutrients.
◾◾ It changes the normal development of some aquatic species.It changes the normal development of some aquatic species.
◾◾ The hydraulic power plants cost a lot of money.The hydraulic power plants cost a lot of money.
6. ADVANTAGES:ADVANTAGES:
◾◾ It's an energy that doesn't generate any type of waste.It's an energy that doesn't generate any type of waste.
Produces a lot of energy.◾ Produces a lot of energy.◾
Hydraulic plants earn more than other plants that use◾ Hydraulic plants earn more than other plants that use◾
fuel.fuel.
This energy doesn't have to be imported to other◾ This energy doesn't have to be imported to other◾
countries.countries.
Produces energy at room temperature◾ Produces energy at room temperature◾
Doesn't use cooling systems that consume energy and◾ Doesn't use cooling systems that consume energy and◾
pollution.pollution.
7. HYDROPOWER PLANTS INHYDROPOWER PLANTS IN
CATALONIACATALONIA
Segre river basin:
Oliana, Rialb, Seròs, Balaguer, Térmens, Lleida.
Noguera Pallaresa river basin:
Esterri, la Torrassa, Sossís, Talarn, Gavet, Camarasa,
Montamara i Tavascan.
Noguera Ribagorçana river basin:
Moralets, Senet, Bono, el Pont de Suert, Canelles, Boí,
Santa Anna i Llesp.
Flamisell river basin:
Sallente, Cabdella, Molins i Pobla de Segur.
