About 92 results
https://drivepatents.com/patents/1393672 · 18 Mar 2026
An insulation resistance measuring device as an insulation resistance measuring device between a battery including a plurality of battery cells and a ground includes: a first voltage distribution unit, which distributes a voltage between the positive elect...
https://drivepatents.com/patents/1387853 · 4 Feb 2026
The invention relates to a power supply device (10) which comprises a connection device (12) for the purpose of an electrical connection of the power supply device (10) with a power source of a first type (14), a ground of a first type (16), and a ground o...
https://drivepatents.com/patents/1396993 · 25 Jun 2025
A current detection circuit (20), a current leakage detection method and a charging system. The current detection circuit (20) is capable of outputting an excitation signal to a first winding (u1) wound in a magnetic induction coil (10), and then determini...
https://drivepatents.com/patents/1392638 · 16 Apr 2025
Die Erfindung betrifft Verfahren zur Beschleunigung der Isolationswiderstandsmessung für die Anwendung in einem Verfahren zur Bestimmung eines Isolationswiderstands nach einem Impuls-Messverfahren in einem ungeerdeten Stromversorgungssystem (IT-System). N...
https://drivepatents.com/patents/938712 · 24 Aug 2016
A positive locking confirmation mechanism is provided for confirming a locking state of a terminal bolt of a battery pack of an electric vehicle. A vehicular controlling unit monitors whether a voltage signal detected by a voltage sensor of a battery manag...
https://drivepatents.com/patents/939262 · 10 Aug 2016
A control device (1) for a multi-voltage on-board network (3) of a vehicle is presented, wherein the multi-voltage on-board network (3) has a first sub-network (31) which is configured to be operated by a first power supply source (311) with a first supply...
https://drivepatents.com/patents/939582 · 3 Aug 2016
The present invention relates to a solid-state relay (200; 300) electrically actuated to disconnect/connect a first portion of an electrical circuit (102) from/to a second portion of said electrical circuit (IV, M). The relay comprises: - at least one powe...
https://drivepatents.com/patents/940128 · 27 Jul 2016
A system and method for monitoring coordination/control of a multi-output integrated charger for electric automobiles, comprising a voltage/current demand collection module, an optimal-policy design module, and a policy execution module. The voltage/curren...
https://drivepatents.com/patents/942980 · 18 May 2016
A detector (200) is a device for detecting insulation decrease of an electric system included in a vehicle. An external terminal (170) is configured to be connectable with a terminal (410) of a power supply cable (440) connected to a power supply device (5...
https://drivepatents.com/patents/943642 · 4 May 2016
A method detects a shorted charging cable of an electric vehicle charging station. A charging cable of the electric vehicle charging station is determined to not be connected to an electric vehicle. An impedance test may then be performed between conductor...