Patents by Inventor Faisal A. Al Dubaikel

Faisal A. Al Dubaikel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Voltage regulation in a DC uninterruptible power supply
    Patent number: 11923721
    Abstract: Disclosed is a system that includes a plurality of battery cells connected in series; a first connection path from an intermediate battery cell of the plurality to an output bus of the system; a second connection path from a last one of the plurality of battery cells to an output bus; a circuit switch installed along the second connection path, the circuit switch configured to open or close the second connection path; and an undervoltage relay in the output bus, wherein the undervoltage relay is set at a threshold voltage, and wherein the undervoltage relay is configured to control the circuit switch when a voltage on the output bus exceeds the threshold voltage or drops below the threshold voltage.
    Type: Grant
    Filed: March 7, 2022
    Date of Patent: March 5, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Faisal A. Al Dubaikel, Hossam Abdullah Aldossary, Yaseen M. Al Saleh
  • VOLTAGE REGULATION IN A DC UNINTERRUPTIBLE POWER SUPPLY
    Publication number: 20230283101
    Abstract: Disclosed is a system that includes a plurality of battery cells connected in series; a first connection path from an intermediate battery cell of the plurality to an output bus of the system; a second connection path from a last one of the plurality of battery cells to an output bus; a circuit switch installed along the second connection path, the circuit switch configured to open or close the second connection path; and an undervoltage relay in the output bus, wherein the undervoltage relay is set at a threshold voltage, and wherein the undervoltage relay is configured to control the circuit switch when a voltage on the output bus exceeds the threshold voltage or drops below the threshold voltage.
    Type: Application
    Filed: March 7, 2022
    Publication date: September 7, 2023
    Inventors: Faisal A. Al Dubaikel, Hossam Abdullah Aldossary, Yaseen M. Al Saleh