Patent application number | Description | Published |
20110121891 | ELECTRONIC CONTROL MODULE FOR A JFET TRANSISTOR - An electronic control module for a field effect transistor includes a gate, a drain and a source. The electronic control module includes: a control circuit including: a power supply able to provide a fixed potential to the gate of the field effect transistor; and an amplifier stage able to vary the potential of the source of the field effect transistor with relation to the potential of the gate of the field effect transistor; and a field effect transistor whose gate is connected to the fixed potential; and source is connected to the amplifier stage. | 05-26-2011 |
20130229053 | METHOD AND ARCHITECTURE FOR PROCESSING ELECTRICAL ENERGY REGENERATED FROM AN AIRCRAFT - A method and architecture processing electrical energy regenerated from an aircraft, to address drawbacks posed by customary solutions for dissipating low energy of resistors, conventionally ceramics, which require a significant volume of ceramic and an additional power converter. The method and architecture return energy to an electric generator to convert the energy into mechanical energy. The architecture includes a reversible electric generator, driven by a thermal machine and configured to deliver an AC voltage, electric actuators, and a voltage converter circuit with multiple links. The circuit includes AC voltage rectifiers for voltage originating from the generator and power converters arranged on the multiple links to drive as many electric actuators. The converter circuit also includes a mechanism for electrical energy inverse transmission applied to the generator operating in a motor mode. | 09-05-2013 |
20140008972 | ELECTRICAL POWER SUPPLY FOR AN AIRCRAFT - A generation method performed by a generator module of an electricity network of an aircraft, the electricity network including a power supply line powered by the generator module, a DC bus powered from the power supply line via a rectifier, and at least one electrical actuator powered with AC from the DC bus via an inverter. The generation method includes: delivering an AC voltage as a function of a voltage setpoint and of a voltage measured in the on-board network; and determining the voltage setpoint as a function of an operating parameter of the actuator. | 01-09-2014 |
Patent application number | Description | Published |
20120299309 | FACILITY FOR PRODUCING ELECTRIC CURRENT USING SOLAR RADIATION, AND METHOD FOR SECURING A BUILDING PROVIDED WITH SUCH A FACILITY - The invention relates to a facility ( | 11-29-2012 |
20130241317 | SHORT-CIRCUITING DEVICE FOR A PHOTOVOLTAIC ARRAY - This short-circuiting device establishes and maintains a short-circuit across the terminals of a photovoltaic array having at least one photovoltaic panel. It comprises a member designed, on a given signal, to establish and maintain a short-circuit between two electrically conductive tracks each connected to a terminal of the photovoltaic panels of the photovoltaic array. The short-circuiting device furthermore comprises an indicator that the short circuit has been established and is being maintained, the means being mechanically activated by the member designed to establish and maintain the short-circuit. The indicator includes a warning light independent of the member and establishing and maintaining the short-circuit, and that can move, under the action of an elastic member, between a retracted position, in which it indicates that electrical power is being produced by the array, and a visible position, indicating that a short-circuit has been established and is maintained between the tracks. | 09-19-2013 |
20130250467 | ELECTRICAL COMPONENT OF A CURRENT LIMITER FOR PROTECTING AN ELECTRICAL POWER SUPPLY - The invention relates to a power transistor for protecting, by limiting current, an electrical power supply, including one or more basic power vertical-junction field-effect transistors ( | 09-26-2013 |
20140063672 | SYSTEM FOR SUPPLYING DIRECT CURRENT AND DC VOLTAGE PROTECTED BY A CURRENT LIMITER, AND METHOD FOR PROTECTING SAME - A system for supplying direct current and DC voltage is provided. The system comprise a first supply branch having a first DC voltage source and a power field-effect transistor of a current limiter which are connected in series, and a second supply branch having a second DC voltage source. The power transistor has a current/voltage characteristic with a first inverse polarization area without current limitation, and a second conduction area with current limitation based on a current threshold. The power field-effect transistor is connected to the first voltage source with an inverse polarization when the voltage source of the first branch is operating normally. | 03-06-2014 |
20140231230 | SHORT-CIRCUITING SWITCH OF AN ELECTRICAL ENERGY PRODUCTION INSTALLATION - A short-circuiting switch for an electrical energy production installation is provided. The short-circuiting switch comprising at least one photovoltaic panel is adapted for simultaneously establishing a short-circuit at the installation ends and a short-circuit at the ends of an electrical network connected to the installation ends. It comprises an element, mobile in rotation about an axis between a first position, in which two conducting tracks of the mobile element which are distinct conduct the current between, on one hand, a first terminal connected to the installation and a first terminal connected to the network, and, on the other hand, a second terminal connected to the installation and a second terminal connected to the network, and a second position in which the mobile element simultaneously establishes and maintains the short-circuit at the ends of the installation and at the ends of the network and electrically isolates the installation from the network. | 08-21-2014 |