{
  "patent_number": "US 11532949",
  "country": "US",
  "title": "How Heated Water and Compressed Air Generate Electricity",
  "original_title": "System for energy storage and electrical power generation",
  "summary": "This patent describes a system that stores energy as compressed air and generates electricity by injecting that air into heated water, creating an upward flow that drives a hydro-electric turbine.",
  "what_it_does": "The system stores energy by compressing air. To generate electricity, this compressed air is injected into a \"riser tube\" submerged in a \"water collecting tank\" (Claim 1). The air forms bubbles, which makes the water less dense and causes an \"upward flow\" of water and bubbles (Claim 1). This moving water then drives a \"hydro-electric power system\" to produce electricity (Claim 1). A key feature is a \"water heating system\" that warms the water in the tank to a temperature higher than the surrounding air, which helps make the process more efficient (Claim 1). For example, solar panels can be used to heat the water (Claim 3).",
  "what_it_does_not_cover": [
    "Systems that generate electricity from compressed air without using an airlift pumping mechanism.",
    "Airlift pumping systems that do not include a water heating system to warm the collecting water to a temperature above ambient air.",
    "Energy storage systems that use a gas other than compressed air to drive the electricity generation process.",
    "Electricity generation from compressed air where the compressed air is not utilized at a temperature greater than ambient air.",
    "Hydro-electric systems not specifically driven by the upward flow of water mixed with injected air bubbles."
  ],
  "filed": "2021-07-21",
  "granted": "2022-12-20",
  "expires": "2041-07-21",
  "status": "active",
  "holder": "Augwind",
  "holder_url": "https://patentbrief.org/company/augwind",
  "inventors": [
    {
      "name": "Or Yogev",
      "url": "https://patentbrief.org/inventor/or-yogev"
    }
  ],
  "times_cited": 3,
  "tags": [
    "energy",
    "telecommunications",
    "mechanical",
    "software",
    "clean_energy"
  ],
  "abstract": "A system for energy storage and electricity generation is described. The system includes an energy storage system providing compressed air and an electricity generation system. The electricity generation system includes an airlift pumping system pneumatically coupled to the energy storage system. The airlift pumping system includes a water collecting tank containing collecting water and a riser tube having a base immersed in the collecting water and configured for injection of the compressed air into the riser tube through the air pipeline to provide air bubbles within the riser tube that produce an upward flow of the collecting water together with the air bubbles. The electricity generation system also includes a hydro-electric power system driven by upward flow of the collecting water together with the air bubbles to produce electricity, and a water heating system for heating the collecting water in the water collecting tank.",
  "url": "https://patentbrief.org/patent/us/11532949/system-for-energy-storage-and-electrical-power-generation",
  "markdown_url": "https://patentbrief.org/patent/us/11532949/system-for-energy-storage-and-electrical-power-generation/md",
  "google_patents_url": "https://patents.google.com/patent/US11532949",
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}