30 Mar '13, 11pm

The cost of microhydro power. Retweet: #homepower #alternativeenergy

The cost of microhydro power. Retweet: #homepower #alternativeenergy

How much does a 4 kW microhydro power plant cost, complete with all of the components? John Sabor • Memphis, Tennessee There are so many variables behind your simple question that a simple answer would not be helpful. We need to look at the site and what it has to offer. Equally important is the load you will be running and how best to meet your needs. My first question is: What does “4 kW” mean? If it means producing 4 kW all the time, this would be a fairly large amount of energy produced for a residential application (96 kWh per day), unless you are planning to heat with electricity. If 4 kW is only the peak load, then you might not need a 4 kW turbine; it could be more sensible to choose a smaller turbine that produces the daily energy that you need. You would meet the peak power demand from batteries (via an inverter), or from the grid. If this is an off-grid situatio...

Full article: http://www.homepower.com/articles/ask-experts-microhydro-...

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