Category: Photovoltaics

Reader Ron Reasoner, ridiculing the idea shown here, writes, “A 30% increase in production raises a PV solar panels output from 15% efficiency to 19.5% efficiency.  All that for double the price plus added installation costs.” It’s actually worse than …

Bi-Facial Solar PV Read More »

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Obviously, every photon of light that passes through a solar panel is one fewer that has the opportunity to dislodge an electron and contribute to the flow of electricity.  Having said that, there are architectural applications that make this trade-off …

Semi-Transparent Solar PV Read More »

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Those wishing to get at the truth behind the rapid migration to renewable energy, as contrasted by the rubbish that is Michael Moore’s film “Planet of the Humans,” should check out the video below, by the popular YouTube Channel “Just …

Video Summarizes the Truth about Michael Moore’s Film Read More »

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According to this article in Bloomberg: Solar and onshore wind power are now the cheapest new sources of electricity in at least two-thirds of the world’s population, further threatening the two fossil-fuel stalwarts — coal and natural gas. Currently running …

Bloomberg: Solar and Wind Cheapest Sources of Power in Most of the World Read More »

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I ran into a guy at my last college reunion whose career involves selling enormous sculptures made from solar PV to corporate campuses.  I seem to recall a life-size brontosaurus out in front of some IT company. Obviously, the levelized …

Solar PV Sculpture Read More »

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These people promote their product as follows: Spring is coming… are you SunFlower ready? These solar trackers follow the suns azimuth direction like a real sunflower.  Some people may find these aesthetically pleasing; to each one’s own. Being a practical …

Solar PV “Sunflower” Read More »

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Back in 2010, I interviewed a gentleman at NREL (the National Renewable Energy Laboratories) as part of my first book, Renewable Energy–Facts and Fantasies.  A ran into him a few years later at the Intersolar show in San Francisco and …

Perovskite Solar Photovoltaic Panels Read More »

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We come across lots of different concepts that invoke renewable energy to charge off-grid devices–most of which are solar, though one sees an occasional use of micro-wind or even micro-hydro. Normally, ads depict an affluent white hiker sporting $400 worth …

Using Solar To Charge Your Remote Device Read More »

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Promote of concept shown here: Productivity just got greener! Made from eco-friendly materials and powered by the Sun, our solar workstations help create a new place to connect.  File this one under the category: “renewable energy concept that is theoretically …

Solar PV Workstation Read More »

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We have a reader in Adana, Turkey who loves to submit renewable energy concepts, but I’m beginning to think he’s pulling my leg, as each one is so obviously defective. Here’s a prize-winner. He calls this “the future of street …

The Future of Street Lights? Read More »

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