Questions tagged [solar-power]

Electric energy produced from sunlight. This could be via semiconductors, in [photovoltaics]; or through the concentration of solar heat to drive a turbine, as in concentrating solar power [solar-thermal].

9 questions with no upvoted or accepted answers
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Cost-effective way to solar charge proprietary LiPo tool packs having AC chargers

I'd like to go solar with a couple of our battery-powered tools without a) charging the batteries with DC directly, as they're expensive batteries with their own fancy AC chargers, or b) spending ...
3
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0answers
43 views

Designing an electrical off grid system for winter

I'm currently planning the conversion of a panel van into an RV including heating, water, and electrical. The part which I'm not confident about is the reliable supply of electrical power in the ...
3
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0answers
34 views

How much renewable energy is curtailed around the world?

CAISO, the California electric grid operator, provides daily and historical reports on wind and solar curtailment: I started looking for similar data from MISO, the grid operator where I live, ...
3
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1answer
96 views

Is using multiple MPPT controllers with a solar panels array, to mitigate effect of shadows a myth?

So my installation is for a sail boat. There's a lot things like rigging sails etc, that can create shadows on part of the array and this is constantly moving around. Some panels in the array will ...
2
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0answers
380 views

What is the fair-market value of the Solar System installed by Solar City in 2013?

I live in the Maryland suburbs of Washington DC. On December 31, 2012, I signed a lease deal with SolarCity (now Tesla) to install solar panels on the roof of my home + associated electrical ...
2
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0answers
60 views

My solar inverter display volts but no amps and a few watts. What's wrong?

I have 150watts 7 solar panels of specs : max DC volts 20; max SC amps 8.02Amps. Individually checked all 7 solar panels short circuit amps and they are in 6.54 - 7.84amps range. Solar Inverter Specs ...
2
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0answers
34 views

Data source for real world solar PV production?

In the U.S., the National Renewable Energy Lab (NREL) provides some great resources for examining the potential of solar PV systems, such as PVWatts and the National Solar Radiation Database viewer. ...
2
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0answers
42 views

Solar Install Flat Roof

I want to install 23 305w panels on my roof. It's a flat roof constructed with 2x8 beams spaced at 24". There is no snow load to consider and we get occasional wind and rain storms a few times per ...
1
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1answer
88 views

What type of solar panels to use for a house of 50 m2 and 3000 kW of consumption?

I am beginning to acquire knowledge to assemble my first self-consumption solar kit and I have been investigating what kind of solar panels I should use for a house of approximately 50 m2 with a ...