jamesholden, to solar
@jamesholden@mas.to avatar

Yesterday I let my bot manage the inverter charging and discharging for the entire day. It did quite well! Our entire electricity demand was met for less than zero cost with solar and automated load shifting on the Octopus Agile tariff.

stfn, to RaspberryPi
@stfn@fosstodon.org avatar

My solar panel system is ready for testing. Two "6V 3W" panels connected in parallel. This weird backplane is connecting them using the ancient Chinese technique of hot glue. Using that screw I should be able to mount them to something.

Initial measurements show that this gizmo is making 180mA at 6V (~1.1W) with light clouds.

I'm waiting for a USB current meter, and soon I should be able to continue my "powering Raspberry Pi Pico" blog series.

Solar panels from the front. Two solar panels side by side are visible in front of a wall.

root42, to random
@root42@chaos.social avatar

Today was a productive day!

primonatura, to uk
@primonatura@mstdn.social avatar
johnl, (edited ) to solar
@johnl@mastodon.social avatar

So here is a guy cooking a hotdog with a 10kw RF antenna. A bonus is it plays the radio audio as it cooks: https://www.youtube.com/watch?v=GgDxXDV4_hc

The antennas near our house are 200kw.

I don't plan on touching them whilst grounded so I'm not too concerned, but I am now wondering if I can just put up an antenna and steal power. Screw solar and wind, our house will be powered by MEDIUM WAVE BABY!

cassidy, to random
@cassidy@blaede.family avatar

I have to do a bunch of number crunching to confirm this*, but it appears our house is generating as much electricity as we use—if not more—thanks to our solar panels!

This fact brought to you by digging into our energy billing after seeing a huge spike in bills for the TWO MONTHS it took the solar company to come back out and reinstall our panels after getting our roof replaced due to hail damage. 😬

*Xcel could make this 1000× easier to understand…

mbraunschweiler, to random German
@mbraunschweiler@swiss.social avatar

Rückblick März 2024:
Produktion: 1138 kWh
Autarkie: 53.1%
Eigenverbrauch: 48%
Relativer Ertrag: 88kWh/kWp

COP WP-Heizen: 4.94
COP WP-Wasser: 4.26

Auto: 161.81 kWh

primonatura, to sweden
@primonatura@mstdn.social avatar
henrihorn, to Russia
@henrihorn@mastodon.energy avatar

This might be a nice place for my next installation. South facing barn roof, almost no shading. Easily fits 10kWp. It would mostly feed to grid as the farm itself has very low power demand.

Just 5 km behind those birches in the background is , where 70% of Finnish primary energy used to come from. This could be my tiny contribution for .

firestorm, to random
@firestorm@kolektiva.social avatar

For the past 15 years, when we turned on the lights at Firestorm we were using electricity generated by a Duke Energy plant on Lake Julian, south of Asheville. Prior to its retirement in 2020, that plant burned 400K tons of Appalachian coal per year, mined through a process known as mountaintop removal, making it a frequent target of environmental activists. When Duke moved to replace it with a new facility that burns fracked gas, that plan was opposed by Appalachian Voices, NC WARN, and others who argued that the environmental impact could be just as bad, or worse. (Mountaintop removal and fracking are both nightmarish, go read about them, if you haven't already!) Today less than 10% of Duke's electricity is renewable, and the company's future plans for industrial scale wind, solar, and hydro are sure to replicate the environmental racism and extractive practices on which the company built its fortunes.

It shouldn't be surprising to learn that, as anarchists, our vision for energy justice is decentralized and radically democratic! We're excited to share that our co-op is now meeting most of its electric needs through a 7.5 kW rooftop solar system installed by the good folks at Asheville Solar Company. Like other energy sources, solar has significant environmental impacts—from materials mining to end-of-life waste—but the shift to neighborhood-scale energy production, alongside a reduction in energy use through degrowth, is essential to the solarpunk future we dream of.

#RooftopSolar #SolarPower #FeministBookstore #FirestormCoop (- L)

raymondpert, to renewableenergy
@raymondpert@mastodon.cloud avatar

Perovskite solar cells: A game-changer in renewable energy

> Researchers have made strides in the development of next-generation solar cells using semiconductors, paving the way for more cost-effective and efficient systems to power homes, cars, boats, and drones.
https://www.theweek.in/news/sci-tech/2024/03/23/perovskite-solar-cells--a-game-changer-in-renewable-energy.html

Casey, to Ukraine
@Casey@newsie.social avatar
baldur, to random
@baldur@toot.cafe avatar

I’ll let you in on a secret: I love sporadically updated weblogs. I subscribe to over 1200 feeds and most of them are sporadic or even technically “inactive”. Months often pass between updates

It means that every post published was important to the writer

Back in the days of snail mail, letters that began with “It’s been a while since I last wrote to you” were the ones people cherished the most

You don’t need to post every day or even every week to have a blog that matters

Serenity,
@Serenity@solarcene.community avatar

@baldur or a site that is available 24/7. How do people feel about that?

better_tomorrow, to homeassistant German
@better_tomorrow@mastodon.online avatar

Liebe Freunde der und der , habt Ihr einen Tipp für ein sparsames Touchscreen Display, um ein schönes Dashboard für den green zu erstellen?

Gerne Boost, danke.

miguel_pacheco, to random Portuguese
@miguel_pacheco@masto.pt avatar

$1.3 billion polysilicon plant breaks ground in Oman, to be the largest in the Middle East:
-Annual production capacity of 100,000 tonnes
-Spearheaded by United Solar Holding
-In Sohar Port


https://www.gdnonline.com/Details/1306207/United-Solar-breaks-ground-on-$13bn-Oman-polysilicon-factory-

MiseryPath, to solar German
@MiseryPath@metalhead.club avatar

So, eine Frage an die Solarstrom Community hier:

Hat jemand eine Idee wie man an dem Balkon in der Mitte sinnvoll Solarmodule befestigen kann? Über Kopf bohren oder extrem lange Leiter fallen eher raus. Also wie dann?

BlurryBits, to solar
@BlurryBits@pixelfed.social avatar

My further adventures into solar power.. ☀️

Got the frames together finally. They do eat a bunch of space horizontal like that, but they are way more stable for sure. Seeing these will probably spend most their lives on the ground, I’ll screw some 2x4 skids to the bottom of the frames.

Still soggy today, but we got a weekend threatening to break the 70’s coming up.

Ill wire it on Thursday and run the whole weekend. 200w isn’t a lot, but it should be fun to see what I get away with..

Sustainable2050, to random
@Sustainable2050@mastodon.energy avatar

Wind and solar produced over 20 GW in the Netherlands yesterday afternoon; that was 135% of national electricity demand at that time!

Sustainable2050, to solar
@Sustainable2050@mastodon.energy avatar

Solar PV capacity still chugging along at +4 GW/year in the Netherlands, reaching 24 GW by end-2023. That's 1.35 kW per inhabitant, and way above the national peak demand (~18 GW)
Fed by generous government support, including continued net metering for residential systems.

Graph by @BM_Visser on the birdsite.

susankayequinn, to random
@susankayequinn@wandering.shop avatar

"A major factor behind the skyrocketing demand is the rapid innovation in artificial intelligence"

AI is going to kill us, just not the way the AI hype-mongers tell us.

(Hint: the real problems are never what the tech enthusiasts point to)

https://www.washingtonpost.com/business/2024/03/07/ai-data-centers-power/

amgine,
@amgine@mstdn.ca avatar

@susankayequinn

In 2000, ND was estimated to have enough wind to double US electrical output. Just ND. But hey! then they discovered and no one was willing to invest in transmission.

The primary driver of energy demand is . Not AI, not crypto, although they are crazy big.

Part of adaptation must be building - which is second-hand (but a lot easier to convert to ) - and various forms of such as water reservoirs.

stfn, to random
@stfn@fosstodon.org avatar

btw, does anyone have experience with those super cheap controllers?

How do they work for you?

Sustainable2050, to solar
@Sustainable2050@mastodon.energy avatar

Dubai ready to add 1.8 GW to its Al Maktoum solar park. Investment €1.4 billion (€770 per kW).
Cost of electricity claimed to be $0.016 per kWh, but we've learned from @solar_chase to take that with a grain of salt :) https://gulfbusiness.com/dubai-solar-park-1800-mw/

mbraunschweiler, to random German
@mbraunschweiler@swiss.social avatar

Rückblick Februar 2024:
Produktion: 825 kWh
Autarkie: 45%
Eigenverbrauch: 57%
Relativer Ertrag: 64kWh/kWp

COP WP-Heizen: 4.94
COP WP-Wasser: 3.9

Auto: 183.92 kWh

primonatura, to india
@primonatura@mstdn.social avatar
forteller, to investing
@forteller@tutoteket.no avatar

I don't love the idea of my money going to fund the companies destroying the world, but most mutual funds seems to do that, and the banks, who knows what they do?

So I've started a bit of my money in solar panel infrastructure trough . They show me exactly where my money goes, and to what: Installing rooftop solar!

I'm supposed to get my money back w/interest, but there's ofc a risk. But the risk from investing in world destroyers is worse, IMO.

https://trine.com/just-invested/270283

forteller,
@forteller@tutoteket.no avatar

Hey, 2 more people signed up and invested in solar panels trough my link to Trine after this, getting me up to 3 referrals. That means that my chart over the impact I've had on reducing co2 emissions now looks like this. That's awesome! Thanks, all!

If you want to join we both get €25 extra to invest with trough this link, and I can keep seeing how posting in the fediverse makes a change :) https://trine.com/invite/270283

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