Abb Schweiz Ag

Abb E-mobility B.v.

Stefan Raaijmakers

Wiebe Zoon

Gertjan Koolen

Lars Peter Bech

Gregory A Cole

William John Eakins

Francisco Garcia-Ferre

Lilian Kaufmann

Pedram Kheiri

Miguel Rodriguez Escude

Thomas A Fuhlbrigge

Sangeun Choi

Martin Krucinski

Jaroslav Hemrle

Emmanuel Logakis

Jean-marc Oppliger

Ali Ugur

Matteo Bortolato

Jim Van-Der-Heijden

Rolf Bilderbeek

Jim Van Der Heijden

Andreas Voegeli

Balazs Villanyi

Octavian Craciun

Wiebe Adrianus Cornelis Zoon

A contact element for an electric vehicle (EV) connector that is configured to connect a charging wire to a connector interface on a vehicle side includes a front part and at least one base. The front part comprises walls having an inner and an outer side that enclose a hollow chamber, which is partly filled with a fluid, and the inner side of the walls are designed having a capillary structure.

Contact element for an EV connector with capillary fluid cooling

A contact element arrangement for an electric vehicle (EV) connector configured to connect a charging wire to a connector interface on vehicle-side includes a contact element and a heat pipe. The contact element comprises a base portion to which a charging wire is connected and a contact portion, which is adapted to contact a counter contact element on a vehicle side. The base portion is cooled by a fluid, and the heat pipe extends from the contact portion to the base portion and is configured to carry heat from the contact portion to the base portion.

Contact element arrangement for an EV connector

A connector for electric vehicle supply equipment includes: a housing that includes one or more electrical coupling members that are connectable between the electric vehicle supply equipment and a mating inlet of an electric vehicle to supply electric power to the vehicle. The housing includes a sensor for detecting light within the housing and outputting a signal in response to a detection of light within the housing to interrupt or disable the supply of electric power to the vehicle through the connector.

Connector for electric vehicle supply equipment

A system and method for heavy-current charging cables for charging an electric vehicles includes a central heavy-current wire extending in a longitudinal direction, a plurality of heavy-current power wires comprising a power conductor and a power wire insulation surrounding said power conductor, the heavy-current power wires extending parallel to the central wire, a liquid tight inner hose extending in the longitudinal direction and surrounding the heavy-current central wire and the heavy-current power wires thereby defining a first hollow area comprising liquid coolant to flow between the heavy-current central wire and the heavy-current power wires along the longitudinal direction, and a liquid tight outer hose extending in the longitudinal direction and surrounding the inner hose thereby defining a second hollow area comprising liquid coolant to flow between the inner hose and the outer hose along the longitudinal direction.

Heavy-current charging cable for charging an electric vehicle

A plug connection system that autonomously charges an electric vehicle (EV) is provided. The method includes: adjusting configuration settings of an image capturing device; capturing an image using the image capturing device, wherein a portion of the image comprises an optically distinctive object associated with a charging portal of the EV, and wherein the image comprises a plurality of pixels; applying a pixel value threshold associated with a pixel metric to the image to filter the plurality of pixels of the image to a first subset of pixels; determining, based on filtering the plurality of pixels to the first subset of pixels, a location of the optically distinctive object associated with the charging portal of the EV within the image; and providing information to maneuver a robotic arm to a physical position associated with the location of the optically distinctive object within the image.

Systems and methods for electric vehicle charging using image capturing devices

A communications interface between electric vehicle supply equipment and an electric vehicle includes: a first connection for connecting to a controller of the electric vehicle supply equipment; a second connection for connecting to a controller of the electric vehicle; and an Ethernet interface coupling the first and second connections for communication between the controller of the electric vehicle supply equipment and the controller of the electric vehicle.

Ethernet over basic interface between electric vehicle supply equipment and electric vehicles

A three-phase alternating current (AC) to direct current (DC) power converter includes a boost power factor correction (PFC) circuit that includes a low frequency diode-based converter, and a PFC inductor and a PFC capacitor connected in series together and in parallel to a PFC output of the converter. The boost PFC circuit further includes either a high frequency PFC diode and a high frequency PFC switch or a plurality of high frequency PFC switches. A &#x106;uk converter includes a first &#x106;uk inductor and a &#x106;uk capacitor, a second &#x106;uk inductor and a high frequency &#x106;uk diode, and a transformer having a primary side connected in parallel to the PFC capacitor and a secondary side connected in parallel to the &#x106;uk capacitor.

Three-phase AC to DC power converter

An electric vehicle charging equipment (EVSE) system is provided. The EVSE system delivers direct current (DC) charging power and is configured for delivering electrical energy to a single electrical vehicle at a same time. The EVSE system comprises a plurality of charging cables with respective charging connectors for connecting to a respective plurality of electrical vehicles. At least one of the plurality of charging cables is liquid cooled and each of the plurality of charging cables comprises at least two DC power lines and at least two signal lines, which are each connected to a respective DC power line within the charging connector. The EVSE system further comprises a DC metering device configured for measuring, via the at least two signal lines, a connector voltage between the at least two DC power lines within the charging connector.

Electrical vehicle charging system for charging an electrical vehicle

The present invention provides a charging assembly for charging at least one electrically chargeable storage device, in particular an electrically chargeable storage device for driving an electrical vehicle, including multiple isolated DC power outputs, at least one outlet for connection to the at least one electrically chargeable storage device, at least one switching assembly for connecting the multiple isolated DC power outputs to the at least one outlet for connection to the at least one electrically chargeable storage device, whereby the switching assembly is adapted to connect at least two of the multiple isolated DC power outputs in series and/or in parallel to the at least one outlet. The present invention further provides a method for charging at least one electrically chargeable storage device, in particular an electrically chargeable storage device for driving an electrical vehicle, including the steps of providing multiple isolated DC power outputs, providing at least one outlet for connection to the at least one electrically chargeable storage device, and providing at least one switching assembly for connecting the multiple isolated DC power outputs to the at least one outlet for connection to the at least one electrically chargeable storage device, wherein the method includes an additional step of connecting at least two of the multiple isolated DC power outputs in series and/or in parallel to the at least one outlet.

Variable power charging

An electrical vehicle charging device includes a power converter for receiving an AC voltage from an AC grid or a DC voltage from a DC grid, a transformer having a primary side connected to an output side, a full wave rectifier having a first input and a secondary input and a positive output and a negative output, at least two output capacitors connected between respective end taps of end taps connected in series via a center tap and between the positive output and the negative output, whereby the end taps are for providing the DC voltage to the electrical vehicle, and a switch connected in series between the first input or the secondary input and the center tap, and whereby the electrical vehicle charging device is adapted for closing and/or opening the switch depending on a DC voltage level required for charging the electrical vehicle.

Electrical vehicle charging device for charging an electrical vehicle with a DC voltage

The application relates to direct current, DC, charging cable including two DC conductors configured for transmitting electrical energy between an electrical vehicle and a charging device, at least a signal line having a first signal line end and a second, opposite signal line end and a control device, the first signal line end is connected at a first connection point to one of the DC conductors, and the control device is configured for measuring a voltage difference between the second signal line end and a second connection point of the one of the DC conductors distant to the first connection point for determining a temperature of the DC charging cable.

DC charging cable and method for determining a temperature of the DC charging cable

The invention relates to an electrical vehicle charging system for charging an electrical vehicle with DC energy, including a charger configured for delivering the DC energy, a DC charging cable having a first end and a second end, the first end is connected to the charger for receiving a DC voltage and the second end is configured for connecting the electrical vehicle, a DC voltage sensor configured, if a DC current greater zero flows from the charger to the electrical vehicle, for measuring at least a first DC voltage at the first end and for determining a differential DC voltage between the first DC voltage and a second DC voltage measured at the second end, and a DC voltage adjustment device configured for raising the DC voltage to compensate the differential DC voltage.

Adaptive DC charging cable loss compensation for EV charging

A DC metering device includes: two current transducers comprising hall sensors for measuring direct currents; two electrical switches; and a control device. Each one current transducer and one switch are connected in series by series connections. The series connections of the current transducers and switches are connected in parallel. The control device switches off in a repeating sequence alternately one of the switches and to continuously calculate a sum of continuously measured direct currents subtracted by measured zero offset currents of the two current transducers. The zero offset currents are measured when no current goes through the current transducers.

DC metering device and method

A device is disclosed for charging an electric vehicle. The device includes a plurality of electrical contacts, at least two of them coupled to a power supply, and each electrical contact of the plurality of electrical contacts is arranged for contacting a different contact surface of the electric vehicle. The device also includes a secondary contact forming a contact arrangement with one of the electrical contacts of the plurality of electrical contacts. The electrical contact and the secondary contact of the contact arrangement are arranged to contact the same contact surface of the vehicle.

Device for charging an electric vehicle and a method for verifying the contact between a device for charging an electric vehicle and the electric vehicle

A conductor arrangement includes a first connector having a first connector body made from an electrically insulated material and including a first electrical conductor. A pin extends from the first connector body and includes a core made from an electrically conductive material. The core is electrically connected with the first electrical conductor. A second connector has a second connector body made from an electrically insulated material and includes a second electrical conductor. A socket extends through the second connector body between two opposed openings. A sleeve made from an electrically conductive material is disposed along the socket and is electrically connected with the second electrical conductor. An electrical connection between the first and second electrical conductors is established when the pin is fully disposed within the socket such that the core is electrically connected with the sleeve.

Growing community of inventors

Delft, Netherlands

Stefan Raaijmakers