The diagrams below show the design for a wave-energy machine and its location. Summarise the information by selecting and reporting the main features and make comparisons where relevant

The two illustrations depict the design of a wave-energy engine and its location options.

Overall

, it shows how energy is made inside the electricity generator by the main elements: underwater waves and

air flow

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airflow

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. There are two influence

direction

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directions

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in a wave-energy machine, which

come

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comes

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from the top entrance and the undersea entrance. From the top,

air flow

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airflow

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goes in the machine,

then

activate the upper turbine. From the bottom, water through the entrance goes inside the chambers, air flow from it will activate the lower turbine and make energy for the electricity generator. Comparing two suggest locations that

also

have pros and cons, one situates near the mainland and vice versa. It shows that the nearer one produces poor output since it only reaches small waves, but more economical than the

further

one which can produce higher output since it installs extremely far from the mainland where lots of large waves appear.