About 134 results
https://drivepatents.com/patents/1386374 · 20 May 2026
A ship propulsion machine (1) includes: a motor (3); an inverter (14) configured to generate a driving current for controlling drive of the motor; a propeller (25); and a power transmission mechanism (26, 27, 28) configured to transmit power of the motor t...
https://drivepatents.com/patents/1392034 · 13 May 2026
In a railway vehicle equipped with an electric motor, in order to suppress rotational speed fluctuations when wheel slip or skidding occurs, by using a simple configuration to appropriately vary a torque command reduced speed during wheel slipping or skidd...
https://drivepatents.com/patents/1394074 · 22 Apr 2026
This application provides a motor driving apparatus, a motor system, and an electric vehicle, to improve running efficiency of a motor and avoid damaging an inverter. The motor driving apparatus includes a three-level inverter, a motor parameter obtaining ...
https://drivepatents.com/patents/1380357 · 2 Apr 2026
A power conversion device includes: a high-potential-side path electrically connecting a first power storage and an upper arm switch; a low-potential-side path electrically connecting a second power storage and a lower arm switch; a power-storage-to-power-...
https://drivepatents.com/patents/1378730 · 26 Feb 2026
Embodiments of this application provide an integrated component, a motor controller, and a powertrain. The integrated component includes an integrated housing and a capacitor core. The integrated housing is configured to accommodate the capacitor core. The...
https://drivepatents.com/patents/1394813 · 14 Jan 2026
A case (2) includes a rotary electric machine housing chamber (S 1) that houses a rotary electric machine (1), and an oil storage space (OR) provided in a lower part of the rotary electric machine housing chamber (S1). At least one of a pair of output memb...
https://drivepatents.com/patents/1377548 · 25 Dec 2025
Methods and systems for distributing electric power within an electric vehicle are described. In one example, a bi-directional power converter is operated in one mode to convert AC power to DC power. The DC power is supplied to a traction battery. The bi-d...
https://drivepatents.com/patents/1386790 · 17 Dec 2025
An inverter may include a housing having a body and a protruding rim extending from the body, wherein the protruding rim surrounds a cavity that extends through to the body. An inverter may include one or more electrical receptacles, wherein the one or mor...
https://drivepatents.com/patents/1386740 · 17 Dec 2025
The invention relates to a road construction machine (1, 2) comprising a chassis (3), a running gear (4), multiple work units (A, 5, 6, 7, 8) for installing or removing a road surface (ES) and/or conveying installation material (B), one or more individual ...
https://drivepatents.com/patents/1392725 · 26 Nov 2025
This application discloses a hybrid-power-component motor control unit and a power system, where the motor control unit and the power system are applied to the field of electric vehicle technologies. A type of a power component in a first drive circuit of ...