Archive for the ‘Renewable Energy’ Category:

2021-03-20 Energy Harvest Website

Reply on FB group climate change Den Wilmeth Much of what this website says is valid, but no further information is given, such as references or where to buy the thing. For instance, you can already buy a solar roof with the shingles, not panels, from Tesla Energy. There is a renewables revolution happening, and

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2021-03-11 Tony Seba Et.Al. Discuss Decline Of Coal, Conventional Energy

Tony Seba & co-author talk about the decline of coal and conventional energy, the incorrect predictions of the EIA, and how much cheaper renewables plus storage are and will be. Quotes: << …the costs of solar, wind plus storage will fall by another 70% by 2030. What natural gas did to coal in the 2010s,

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2021-03-09 Solar Is The Future – Elon Musk

Elon Musk talks about the power of sunlight and the size of a solar array that could power the US. He said that nuclear power plants have an exclusion zone of a square kilometer. If that was covered in solar panels, the solar array could put out more power than the nuclear power plant. He

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2021-03-07 Micro Hydro Systems With No Dams

Comment from Just Have A Think #142 – 2021-03-07 I have to remind Dave that these microhydro systems do have downsides. The 24/7 requirement is getting more difficult because large hydro projects upstream can make the river highly variable, and rivers often slow to a trickle or dry up after the spring rains / snow

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2021-03-04 Renewables Plus Storage Replacing Gas Power Plants

From comments Gene Piwko Jr Said, “I just think folks aren’t educating themselves on these things [wind, solar, battery storage].” It looks like this applies to you more than anyone else. You claim that solar is not that reliable. That may have been true ten years ago but today renewables plus storage is replacing fossil

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2021-03-03 $14T To Decarbonize Grid

It will cost $14 trillion to fully decarbonize the grid. https://www.renewableenergyworld.com/storage/the-grid-needs-14t-to-support-full-decarbonization/

2021-03-02 LCOE Renewables Lower Than Other Power

Levelized cost of wind and solar dropping below gas and conventional by 2026. https://www.renewableenergyworld.com/solar/eia-levelized-cost-of-onshore-wind-solar-pv-dropping-below-gas-fired-and-conventional-generation-by-2026/

2021-02-28 3 kW Solar + LiFe Battery For Under $3000

This is the kind of setup I would like to have. I would use it to run my heat pump / air conditioner and maybe a few other things like the microwave oven. And it would be used for charging my EV when it’s at home. The two solar PV panels are 800 watts total.

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2021-02-27 Heat Pumps Save Money

From Gates p.154 << How much money can a heat pump save you? Here are a few examples of the savings on new construction in cities around the US. [Chart of four US cities, with an average saving of 22%] You won’t save as much if you’re retro fitting and existing home, but switching to

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2021-02-26 Nuclear VS Coal — Deaths

@fact not fiction It’s fundamentally unfair to claim that more people die of air pollution (in a given time) from coal power plants than have died in all nuclear accidents. The *direct* deaths of nuclear power are being compared to the *indirect* deaths caused by air pollution. What must be compared is the direct deaths

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