Patents by Inventor Marwan ALI

Marwan ALI 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).

  • Polyphased electrical machine with integrated power electronics and an integrated coolant circuit
    Patent number: 11764652
    Abstract: Polyphase electrical machine with n phases, n?3, including a casing defining a longitudinal axis, a stator and a rotor including a mechanical drive shaft, the electrical machine being equipped with a power electronics and a coolant circuit and the power electronics is formed of n power electronic modules evenly distributed over an inner circumference of a longitudinal extension of the casing whose outer circumference is covered with a single annular DC bus decoupling capacitor electrically connected to the n power electronic modules, the coolant circuit including a plurality of U-shaped tubes with a tubular outgoing part extending over an entire length of the casing and including the longitudinal casing extension and a shorter tubular return part, extending over a casing length excluding the longitudinal casing extension.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: September 19, 2023
    Assignee: SAFRAN
    Inventors: Christelle Saber, Cyrille Gautier, Marwan Ali
  • POLYPHASED ELECTRICAL MACHINE WITH INTEGRATED POWER ELECTRONICS AND AN INTEGRATED COOLANT CIRCUIT
    Publication number: 20210351670
    Abstract: Polyphase electrical machine with n phases, n?3, including a casing defining a longitudinal axis, a stator and a rotor including a mechanical drive shaft, the electrical machine being equipped with a power electronics and a coolant circuit and the power electronics is formed of n power electronic modules evenly distributed over an inner circumference of a longitudinal extension of the casing whose outer circumference is covered with a single annular DC bus decoupling capacitor electrically connected to the n power electronic modules, the coolant circuit including a plurality of U-shaped tubes with a tubular outgoing part extending over an entire length of the casing and including the longitudinal casing extension and a shorter tubular return part, extending over a casing length excluding the longitudinal casing extension.
    Type: Application
    Filed: July 25, 2019
    Publication date: November 11, 2021
    Applicant: SAFRAN
    Inventors: Christelle SABER, Cyrille GAUTIER, Marwan ALI