About 134 results
https://drivepatents.com/patents/970118 · 17 Sep 2014
To suppress a ripple contained in current flowing into a DC power supply during one-pulse control in a motor drive apparatus receiving electric power from the DC power supply. A motor drive apparatus 1 includes an inverter control device (10) provided with...
https://drivepatents.com/patents/969912 · 17 Sep 2014
An apparatus includes at least one energy source 102 and a drive system 106 coupled to the at least one energy source 102. The drive system 106 converts electrical power received from the at least one energy source 102 and provides converted electrical pow...
https://drivepatents.com/patents/970866 · 27 Aug 2014
A transfer device (1) transfers an electric vehicle (2), that has been loaded onto a pallet (30), in a left-right direction or in an up-down direction relative to the direction of forward travel of the electric vehicle (2). The pallet (30) is provided with...
https://drivepatents.com/patents/971437 · 13 Aug 2014
A control apparatus (30) for a voltage conversion apparatus, a control apparatus (30) for a voltage conversion apparatus includes: duty command signal generation means (210) for generating a duty command signal corresponding to a duty ratio of switching el...
https://drivepatents.com/patents/971346 · 13 Aug 2014
A charging apparatus and an electric vehicle including the same are disclosed. The charging apparatus includes a converter for converting an input alternating current (AC) voltage into a direct current (DC) voltage in a charging mode and a controller for c...
https://drivepatents.com/patents/971525 · 6 Aug 2014
The method involves setting an intermediate circuit voltage (Uz) that drops along intermediate circuit capacitance (22) i.e. capacitor, to determined desired voltage reference value (Uo) by controlling a primary switching circuit (3) i.e. quadrant actuator...
https://drivepatents.com/patents/971947 · 30 Jul 2014
A power storage device (100) mounted on an electric powered vehicle is configured to include a plurality of battery units (BU1, BU2). A charger (200) outputs onto power lines (PL1, PL2) the charging power for charging the power storage device (100) by a po...
https://drivepatents.com/patents/973175 · 25 Jun 2014
The system (11) has a permanent magnet type polyphase alternator (13) mechanically coupled to a thermal engine (6), and electrically connected to an AC/DC converter (12). The AC/DC converter is connected to a traction battery (2) for supplying an electric ...
https://drivepatents.com/patents/973885 · 11 Jun 2014
A motor drive system includes a first interlock mechanism (160) configured to be activated in response to transition to an operable state of an interruption device (SP), to open an open/close device (190), a second interlock mechanism (210) configured to b...
https://drivepatents.com/patents/974157 · 4 Jun 2014
Provided is a power conversion apparatus that includes a power semiconductor module, a smoothing capacitor module, an alternating-current bus bar, a control circuit unit to control the power semiconductor element, and a flow channel formation body to form ...