Microsoft Word Report 11 02 Wave Power final ex appendix doc

1
Introduction 2
1.1
Why wave power ............................................................................. 2
2
Wave energy characteristics 
4
2.1
What are waves? ............................................................................. 4
2.2
Characteristics of waves ................................................................... 4
2.3
Wave energy absorption ................................................................... 7
2.4
Wave energy potential in the Nordic countries and British Isles ............ 10
3
Wave power technology 
13
3.1
Oscillating Water Column (OWC) ..................................................... 13
3.2
Attenuator .................................................................................... 14
3.3
Point Absorber .............................................................................. 14
3.4
Pressure Differential ...................................................................... 16
3.5
Oscillating Surge Converter ............................................................. 16
3.6
Overtopping Devices ...................................................................... 17
3.7
Summary ..................................................................................... 18
4
Wave power development and the utility perspective 
19
4.1
Overview ..................................................................................... 19
4.2
Development stages ...................................................................... 19
4.3
Economics .................................................................................... 22
4.4
Performance ................................................................................. 23
4.5
Installation ................................................................................... 25
4.6
Operation and maintenance ............................................................ 25
4.7
Grid connection ............................................................................. 26
4.8
Environmental effects from wave energy ........................................... 27
4.9
Wave energy and environmental consent processes ............................ 29