{
  "patent_number": "US 12735969",
  "country": "US",
  "title": "How Electric Power Systems Run Industrial Fracturing Equipment",
  "original_title": "Electrically-driven fracturing system",
  "summary": "This patent describes an electrical power system for fracturing equipment, using separate high-voltage and low-voltage generators and switches to efficiently power a main motor and its auxiliary devices.",
  "what_it_does": "The patent outlines an electrically-driven fracturing system that uses two distinct power sources. A powerful \"main power generation device\" supplies high voltage to the main \"fracturing motor\" through a high-voltage switch group. Separately, a less powerful \"first auxiliary power generation device\" provides lower voltage to a \"fracturing auxiliary device\" through a low-voltage switch group. This setup ensures that the heavy-duty motor receives ample power, while other components, like control systems or lighting, are powered appropriately. For example, a large gas turbine might power the main fracturing pump, while a smaller diesel generator or battery system powers the control cabin and fluid handling equipment.",
  "what_it_does_not_cover": [
    "Does not cover fracturing systems powered solely by traditional internal combustion engines without electrical drive.",
    "Does not cover power systems where a single generator supplies both the main fracturing motor and auxiliary devices without distinct high and low voltage switch groups.",
    "Does not cover systems where the auxiliary power generation device has a rated power or voltage equal to or greater than the main power generation device.",
    "Does not cover the specific mechanical design of the fracturing pump, wellbore tools, or the chemical composition of fracturing fluids.",
    "Does not cover systems where the main power generation device is not connected to the fracturing motor, or the auxiliary device is not connected to the auxiliary power."
  ],
  "filed": "2024-12-06",
  "granted": "2026-09-15",
  "expires": null,
  "status": "active",
  "holder": null,
  "holder_url": null,
  "inventors": [],
  "times_cited": 0,
  "tags": [
    "energy",
    "oil_and_gas",
    "electrical_engineering",
    "power_generation",
    "mechanical"
  ],
  "abstract": "An electrically-driven fracturing system, which includes a main power generation device, a first auxiliary power generation device, a switch device, and an electrically-driven fracturing device; the electrically-driven fracturing device includes a fracturing motor and a fracturing auxiliary device; a rated generation power of the main power generation device is greater than that of the first auxiliary power generation device, a rated output voltage of the main power generation device is greater than that of the first auxiliary power generation device, the input end of the high-voltage switch group is connected to the main power generation device, the output end of the high-voltage switch group is connected to the fracturing motor, the input end of the low-voltage switch group is connected to the first auxiliary power generation device, and the output end of the low-voltage switch group is connected to the fracturing auxiliary device.",
  "url": "https://patentbrief.org/patent/us/12735969/electrically-driven-fracturing-system",
  "markdown_url": "https://patentbrief.org/patent/us/12735969/electrically-driven-fracturing-system/md",
  "google_patents_url": "https://patents.google.com/patent/US12735969",
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}