About 50 results
https://drivepatents.com/patents/948442 · 7 Oct 2015
An inductive power transfer system, in particular a battery charging system comprises: ¢ a transmitter coil (3) and a receiver coil (4); ¢ a transmitter-side power converter (8) comprising a mains rectifier stage (11) powering a transmitter-side dc-bus (...
https://drivepatents.com/patents/948962 · 16 Sep 2015
According to one aspect of the teachings herein, various feeder connection arrangements and architectures are disclosed, for collecting electricity from wind turbines in an offshore collection grid that operates at a fixed low frequency, e.g., at one third...
https://drivepatents.com/patents/949229 · 26 Aug 2015
A method for planning a charging of an electrical vehicle (26) comprises receiving a request for charging (28) from an electrical vehicle (26) at a charging pole (10), determining a charging time slot (40) for the electrical vehicle (26) based on the reque...
https://drivepatents.com/patents/950954 · 13 May 2015
The present application relates to a charger for electric vehicles, comprising at least two power exchange ports for vehicles, each port comprising a data communication connection for at least receiving a power request from a vehicle, and a power exchange ...
https://drivepatents.com/patents/950997 · 6 May 2015
The present invention relates to a method for detecting a leakage from any of the power cables of a DC bus to a ground, in particular from the output connections of a charger for an electric vehicle to a ground, comprising the steps of superposing a stimul...
https://drivepatents.com/patents/952468 · 4 Feb 2015
The invention relates to a ventilation inlet module (10) comprising a box-like filter module (12, 32) through which air can flow and which has an inlet and an outlet opening, as well as a frame (14, 36, 72) surrounding it, wherein the filter module (12, 32...
https://drivepatents.com/patents/967431 · 12 Nov 2014
The invention relates to an apparatus (50) for sectioning the phase conductors (L1, L2, L3) of a multi-phase electric power distribution network (NET) comprising a plurality of disconnectors (1, 2, 3), each disconnector being operatively associated to a re...
https://drivepatents.com/patents/967969 · 29 Oct 2014
The invention relates to a method for controlling an energy distribution system (14), which is designed such that it comprises a connection (16) to an alternating current supply system (18) as well as a plurality of predefined loads (26, 28, 30) with energ...
https://drivepatents.com/patents/969312 · 1 Oct 2014
The device has an electrical connection for connection to an alternating current (AC) supply system. The control device determines beginning and end of a control period within a common cycle period before beginning of the control period such that a force c...
https://drivepatents.com/patents/971036 · 20 Aug 2014
A hydroelectric power generation apparatus characterised in that it comprises: - a hydro turbine (2) having a rotary turbine shaft (21); and - an asynchronous generator (3) having a rotor winding (31), which is solidly connected to a rotor shaft (32) that ...