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News
Buyer eyes Facebook Marketplace solar kit to slash peak power bills, gets backfeed warning
2+ hour, 51+ min ago (411+ words) A solar panel kit on Facebook Marketplace may sound appealing to any homeowner focused on trimming electric bills, particularly during pricey evening rate windows. But after one man shared his plan to use plug-in solar to slash summer energy costs,…...
Off-grid solar user in -20 F climate asks about 100-foot run, gets a clear answer: 'Run DC"
5+ hour, 8+ min ago (556+ words) In very cold regions, off-grid solar planning often comes down to where batteries can stay warm and how power should travel from a ground-mounted array. On Reddit, a poster asked whether a 100-foot run made more sense as panel DC…...
In Phoenix, north-facing solar panels can beat south-facing ones when summer AC use surges
6+ hour, 25+ min ago (621+ words) A counterintuitive solar idea gained attention online. In hot, sunny Phoenix, panels facing the "wrong" way can sometimes outperform south-facing panels when the goal is to keep pace with peak summer air-conditioning demand. That will not hold true everywhere — or…...
After Germany visit, UK electrician says plug-in batteries are safer than critics think
19+ hour ago (620+ words) Many U.K. electricians have been wary of plug-in solar and battery equipment. But one electrician said that after seeing how widely the systems are used in Germany, he came away believing their real-world safety record is much stronger than many critics…...
Homeowner with aging solar panels asks where lost wattage goes: amps, volts, or both?
1+ day, 2+ hour ago (545+ words) An owner trying to squeeze a little more life out of aging solar panels raised a question many homeowners eventually face: When old panels lose output, is it mostly amps, volts, or both? The answer matters for anyone hoping to…...
Solar enthusiasts say this $50 combo beats cheap power stations for unhoused people
1+ day, 6+ hour ago (483+ words) For people who live in tents and rely on public spaces to charge their phones, a portable power source is more than a convenience. That's why a Reddit user asked the internet what the smartest decision was when it comes…...
Google DeepMind alumni are building tools to accelerate fusion power for the grid
4+ day, 20+ hour ago (530+ words) Sometimes founders search high and low for the right startup idea, while other times it comes to them. Federico Felici and Jonas Buchli are two of the lucky ones. Over and over again, they heard the same thing from fusion…...
In India, researchers test air bubbles that cool solar panels and raise hydrogen yield
5+ day, 18+ hour ago (337+ words) Measurements were collected from 8:00 a.m. to 4:00 p.m. over seven consecutive summer days on a rooftop in Tiruchengode, Tamil Nadu, where researchers from K.S.Rangasamy College of Technology and SRM Institute of Science and Technology installed the systems. Its electrical efficiency rose to around…...
Germany, Namibia researchers develop porous solar glass coating that cuts reflection and heat
5+ day, 18+ hour ago (406+ words) Researchers in Namibia and Germany are testing a new glass coating for solar panels that could let in more sunlight and help the panels cool themselves down by releasing the heat better. While it's still in early stages, pv magazine…...
Home battery debate grows as FranklinWH fan questions all-in-one systems' repair tradeoffs
6+ day, 24+ min ago (703+ words) A fan of FranklinWH home-energy products sparked a debate after arguing that all-in-one home batteries may make setup easier today while creating maintenance problems later. They were not criticizing the company's overall quality; it was about whether the design was…...