Patents by Inventor Sandrine Vallet

Sandrine Vallet 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).

  • Method for detecting an electric arc in a photovoltaic installation
    Patent number: 9389272
    Abstract: Method for detecting an electric are in a photovoltaic device by ultrasound, comprising measuring at least one parameter among the amplitude, the duration and the central frequency, of an electrical signal received by an ultrasound sensor; and comparing the measurement of this at least one parameter of the electrical signal with predefined values in order to determine whether the measurement corresponds to that of an electric arc.
    Type: Grant
    Filed: December 21, 2009
    Date of Patent: July 12, 2016
    Assignee: Commissariat a L'energie Atomique et aux Energies Alternatives
    Inventors: Nicolas Chaintreuil, Pierre Perichon, Sandrine Vallet
  • Method for Detecting an Electric Arc in a Photovoltaic Installation
    Publication number: 20110267721
    Abstract: Method for detecting an electric arc in a photovoltaic device by ultrasound, characterized in that it comprises the following steps: measuring (E1) at least one parameter among the amplitude of the signal, the duration of the signal and the central frequency of the signal, of a signal received by an ultrasound sensor (6); comparing (E2) the measurement of this at least one parameter of the signal with predefined values in order to determine whether the measurement corresponds to that of an electric arc.
    Type: Application
    Filed: December 21, 2009
    Publication date: November 3, 2011
    Applicant: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES
    Inventors: Nicolas Chaintreuil, Pierre Perichon, Sandrine Vallet