06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba...

24
Hydropower

Transcript of 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba...

Page 1: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Hydropower

Page 2: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Hydropower

Page 3: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Hydropower

Page 4: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Hydropower

Page 5: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Assessment of flow rate

Page 6: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Pelton

Page 7: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Domanda

Volete installare un sistema idroelettrico per l’accumulo dell’energia in una casa privata. Il punto più alto della casa è a 10 m di altezza rispetto al punto più basso. Quanti m3 di acqua deve contenere il serbatoio come minimo se è necessario accumulare 25 KWh di energia?

Page 8: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Pelton

Page 9: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Impulse vs reaction

Page 10: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Impulse vs reaction

Page 11: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Global hydroelectric resources

Page 12: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Idroelettrico in Sardegna

Page 13: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Idroelettrico in Sardegna

Page 14: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Idroelettrico in Sardegna

Page 15: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Tides

Page 16: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Tides

Page 17: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Tides

Page 18: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Tides

Page 19: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Period of lunar tides

Page 20: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Solar tides

Page 21: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Tide enhancement

Page 22: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Tidal power

E = mgR2

=ρAR( )gR2

= ρAgR2

2

P = Eτ= ρAgR2

Page 23: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Maree in Sardegna?

PA= ρgR2

2τ≈ 0.2W /m2R ≈1m

Page 24: 06 energia hydro - people.unica.it · 2016. 1. 22. · 06_energia_hydro.pptx Author: Michele Saba Created Date: 11/20/2015 5:42:34 PM ...

Tide locations