Wind power is capital intensive, but has no fuel costs. The price of wind power is therefore much more stable than the volatile prices of fossil fuel sources. The marginal cost of wind energy once a station is constructed is usually less than 1-cent per kWÂ·h.
The knowledge framework is a tool for analysis. 1  There are five parts to the framework: 2  scope and applications. 3  key concepts and language. 4  methodology. 5  key historical development. 6  links with personal knowledge.
framework - the underlying structure; providing a factual framework for future research; it is part of the fabric of society. fabric. structure - the manner of construction of something and the arrangement of its parts; artists must study the structure of the human body; the structure of the benzene molecule.