Solar

Grid can’t handle mass solar

Further evidence in favor of Micro-grids and against the so-called Smart Grid.

The runaway take-up of rooftop solar panels in Australia has undermined the electricity supply system, feeding so much power back into the network that it is causing voltage rises that could damage household devices such as computers and televisions. This means we should either rewire every home and every street, to suit the convenience of the big Utility companies, or rethink the way the nation’s energy delivery is organised. What applies to Australia is true elsewhere in the world.…

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Community

Homesteading-book review

Homesteading, it’s a buzzword that means different things to different people, back in the day, it meant getting land for free as long as you lived on it and improved it for x number of years. It was a way to get people to move west (in the USA), back when travel was slow and painful, even dangerous.…

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Community

Solar powered clothes dryer

It’s funny how your perspectives change as you grow. When I was a kid, I used to be embarrassed because my mom hung our laundry out on the line to dry. I hated the smell of line dried clothes, sheets and towels, to me that meant we were poor, we couldn’t afford a dryer. All of my classmates had soft, fabric softener fresh smelling clothes, our clothes, towels and sheets were stiffer and to me were just second rate.

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Gratzel solar cells

Gratzel solar cell imitates Nature’s way of converting sunlight to energy and is slowly making its debut in a variety of products…

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Solar cell efficiency set to double

High solar PV project costs, high cell/module production costs and increasing land acquisition costs are key factors slowing solar cell manufacturer’s research on solar cell/module efficiency.…

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Can solar crash the grid?

Uptake of solar in Germany has been so great that the sudden appearance of the sun could generate so much power that it blows the county’s grid.…

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