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ScienceQuiet 7d · day 10

247Solar designs hybrid system running on solar heat or fossil fuels

A US startup's concentrated solar plant in India can switch to combustion during bad weather, sharing hardware for both modes.

newest coverage 6d agosummary written 8d ago14 pieces66 likes & upvotes24 comments MastodonHacker NewsNewswiresBluesky

What to know

  • 247Solar's hybrid concentrated solar plant can switch between stored solar heat and fossil fuel combustion using the same turbine hardware, eliminating the need for separate backup facilities.
  • Concentrated solar thermal energy has struggled to compete economically with cheaper photovoltaic panels, which now dominate most solar installations.
  • The 1-megawatt plant in India represents a novel approach to solar thermal generation that addresses the industry's need for flexible, integrated backup power during low solar resource periods.

“While concentrated solar costs fell enough to compete with nuclear power, the price of photovoltaics plunged, making solar panels the cheapest source of power in most locations.”

Ars Technica, Science reporter · Ars Technica

247Solar US-based startupMark von Keszycki 247Solar executiveIndia Contracting country

247Solar designs hybrid system running on solar heat or fossil fuels
arstechnica.com

How it unfolded 1 development · click the chart to see its coverage articlesposts

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  1. 1

    247Solar hybrid solar-thermal plant details emerge in India project

    Ars Technica reports that India contracted with US startup 247Solar to build a small 1-megawatt concentrated solar plant with a novel design: the same turbine hardware can run on either stored solar heat or fossil fuels during shortfalls, eliminating the need for separate backup facilities.

    “Our systems are their own backup. During times of low solar resource—long duration, bad weather, whatever the case may be—they're able to burn a variety of fuels.”
    — Mark von Keszycki
    • darkuncle@infosec.exchange

      This is a cool resilience idea: turning a solar thermal power generation facility into its own backup (plant design allows for running on stored solar heat or a fossil-fueled backup system). The well-known example of this kind of generation facility is on I-15 outside of Las Vegas (just past Primm, NV) https:// arstechnica.com/science/2026/1…

      darkuncle@infosec.exchangeMastodon9d agoview on Mastodon ↗
    2 posts in this stretch →

Also covered reported alongside — the timeline has no entry for these yet

  1. 3 outlets Turning a solar power system into its own backup

    first by HN Frontpage, 9d ago · also Ars Science, Ars Technica

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