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CHAPTER 1
Case in Wave Power Generation
POINT This Napkin Drawing shows a proposed solution for generating
electric power by harnessing ocean wave motion.
Wave Power Generation
Storage Unique Attributes:
Battery
• Proprietary piston generator
converts float motion to electricity.
• Collectors route power through sea floor
cable to shore-side battery farm.
Float Float Float
Piston
Generator
Under sea cable
Notice how this drawing captures the key elements When using the Napkin Drawing Tool, keep in
of a complex system in a very simple way. mind that the objective is to communicate the
essence of your idea, not to capture all the details.
A few basic shapes are used to represent
the major system elements, and two short Your audience is unlikely to have deep domain
sentences highlight the key functions they knowledge of your technology, so you want
perform. to draw a simple picture that a lay-person can
immediately understand. It does not have to
This is not a technical schematic and detailed be a polished illustration – a simple sketch is
components of the overall system have all that is required.
obviously been omitted.
What’s Your Idea? 1-7
