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WAVE POWER Aidan Cha.. How does wave power work? Wave? Wave energy is the transport of energy by ocean surface waves, and the capture of that energy to.

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Presentation on theme: "WAVE POWER Aidan Cha.. How does wave power work? Wave? Wave energy is the transport of energy by ocean surface waves, and the capture of that energy to."— Presentation transcript:

1 WAVE POWER Aidan Cha.

2 How does wave power work? Wave? Wave energy is the transport of energy by ocean surface waves, and the capture of that energy to do useful work. Machinery able to exploit wave power is generally known as a wave energy converter (WEC).ocean surface waves, and the capture of that energy to do useful work. Machinery able to exploit wave power is generally known as a wave energy converter (WEC). Oscillating water column (OWC)

3 Principle of operating OWC

4 Power in a water wave Hamper p 293. <- I drew this. Not Wikipedia.

5 Problems Waves of amplitude of 1m roll onto a beach at a rate of one every 12s. If the wavelength of the waves is 120m, calculate (a).the velocity of the waves (b).how much power there is per metre along the shore (c).the power along a 2 km length of beach

6 Soultions (a). V = λ/t = 120m / 12s = 10ms -1 (b). Average density of sea water = 1,029kgm -3 Power per unit length = pvgA 2 /2 ≒ 1,029x10x9.8x1 2 ≒ 49kW (c). 49kW x 2,000 =98MW


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