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any idea what maintenance costs have to be expected? On the optimistic side I would estimate 2% of the cost of the turbine installation per year. For example, if you spend £15,000 on the turbine and other equipment, then budget £300/year. On the normal to pessimistic side, budget for 4%. Thes...

You can read more on the cost and savings from biofuels in the JRC/EUCAR Well to Wheels report ( http://ies.jrc.cec.eu.int/115.html ) The report appendices are a bloody nightmare to read but have fantastic data on the cost and carbon put into a number of fuel options from the source to the delivery ...

Hi there, Buying a wind turbine may cost you more than just buying green electricity from a supplier, for two reasons: 1) Your wind turbine is smaller than the ~2MW ones deployed in farms, and loses on economy of scale; 2) Your London house may not compare well for wind speeds with Scotland and Wale...