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Old 08-22-2018, 09:07 AM   #202 (permalink)
All Darc
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Solar ovens it's a proposed splution for cooking.



With some more precision in the mirros, they could create a home system using high efficience solar cells in a tiny spot, to get 1000 suns concentration and 40% efficience, getting electric energy and hot water (used to cool the solar cells), but it would require tracking the sun.
It require a special solar cells of high efficience to use concentrated sun light.

Quote:
Originally Posted by cRiPpLe_rOoStEr View Post
Even if they never get to spend the same amount of energy as an average redneck, the way such energy is obtained might be proportionally dirtier. A lot of people in India still resort to wood-fire for cooking, in kitchens that often lack enough ventilation, thus leading to a higher concentration of carbon monoxide (which is in fact poisonous, unlike carbon dioxide). Other matters of concern would be the less stringent emission standards not just for stationary engines but also for vehicles, despite the market share for CNG in India.

Such system require technology, advanced projects. Brazil politicswould had stolen public money a lot more, like the failed Angra I and Angra II nuclear power plants. And Ceará have no good technicians to operate a advanced system. In their case the simpler it's the best.


Quote:
Originally Posted by cRiPpLe_rOoStEr View Post
I honestly don't understand why nobody tried a similar approach in Ceará
https://en.wikipedia.org/wiki/PS10_solar_power_plant




Environmental impact has been decreased in newer hydro-electric powerplants, even though in the end it's unavoidable.
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