About 70 results
https://drivepatents.com/patents/984493 · 28 Aug 2013
A rotary electric machine includes a rotor; a stator magnet core; a transformer primary coil wound around the stator magnet core in an insulation state and connected to a power circuit; a transformer secondary coil wound around the stator magnet core in an...
https://drivepatents.com/patents/984891 · 5 Jun 2013
A power safety system (PSS) includes a plurality of thermally-triggered electrical breaking arrangements (TTEBAs (11) ). The plurality of TTEBAs are associated with a plurality of electrical devices (EDs (12,13) ) disposed external to the PSS. The PSS furt...
https://drivepatents.com/patents/990975 · 8 May 2013
A stator(2) of a rotating machine(1) includes a stator core (3), a plurality of winding wires wound on the stator core (3), a first bus ring(11u, 11v, 11w), a second bus ring(12), and a holder device. The first bus ring(11u, 11v, 11w) has a first radial di...
https://drivepatents.com/patents/985353 · 27 Mar 2013
A lithium ion battery control system includes a degradation rate calculating unit 202, a degradation rate storage unit 203, a degradation rate comparing unit 204, a charging and discharging control circuit 205, and a rechargeable battery. The degradation r...
https://drivepatents.com/patents/992540 · 27 Feb 2013
A regenerative load electric power management system can include a system bus (105), an input filter (225) coupled to the system bus, a first bidirectional solid state power controller (120) coupled to the system bus, a motor drive inverter (240) coupled t...
https://drivepatents.com/patents/986006 · 20 Feb 2013
The converter (10) has an alternating-current (AC) output (22) attached with a drive motor (12) over an inverter circuit (24), and coupled with a direct-current (DC) voltage terminal (16) for attaching a traction battery (14). An AC input (32) is coupled w...
https://drivepatents.com/patents/986010 · 20 Feb 2013
The drive device has a high voltage battery (1) that is connected to a three-phase alternating current (AC) motor (4) through a direct current (DC) converter (9). Three terminals (5-7) of AC motor are connected together to form a star point (8) that is con...
https://drivepatents.com/patents/994310 · 2 Jan 2013
A battery monitor circuit includes a first monitoring unit for detecting voltages of battery cells in a first group, a second monitoring unit for detecting voltages of battery cells in a second group, and a current cancellation unit for canceling a differe...
https://drivepatents.com/patents/994279 · 2 Jan 2013
The drive device has direct current (DC) power supply units (11,13), and an alternating current (AC) motor (1) having two star windings (2,3) arranged in the same slots and driven by pulse width modulation (PWM) inverters (4,5). A control device controls t...
https://drivepatents.com/patents/994704 · 26 Dec 2012
When an ignition switch is turned off, a power supply system (1) turns off a second switch (SW2) to block the supply of power from a 12V-battery (LB) to an equalization circuit and turns on a first switch (SW1) to supply power from a solar cell unit (11) t...