Robert Boschgmbh

Silvan Poller

Holger Reinshagen

Rudi Kaiser

Martin Gerlach

Michael Austen

Sarmimala Hore

Gerhard Schubert

Joachim Fetzer

Markus Kohlberger

Andreas Ringk

Thomas Kretschmar

Anton Ringel

Jens Boehme

Christoph Schlund

Andreas Grasser

Daniel Sauerteig

Florian Dirscherl

Sebastian Bannert

Arno Arzberger

Juergen Herold

Mathias Derra

A cell housing plate for the arrangement of round cells, comprising a cover plate arranged on the top side of the cell housing plate, and a base plate arranged opposite the cover plate on the underside of the cell housing plate, wherein the cover plate and the base plate have a plurality of cut-outs arranged opposite each other for receiving the round cells, wherein the cut-outs each have a collar pointing radially towards the inside of the cut-out for receiving a sealant, and an opening arranged inside the collar for passage of the round cells, wherein the cover plate and the base plate are arranged relative to each other such that the cut-outs of the cover plate and the opposite cut-outs of the base plate form cavities for receiving sealant for sealing the round cells which may be arranged inside the cell housing plate.

Cell housing plate for the arrangement of round cells

The invention relates to an energy storage unit () comprising a plurality of energy storage sub-units () that have a first electrode () and a second electrode (), the first electrode () and second electrode () of a particular energy storage sub-unit () being arranged on opposite sides of said energy storage sub-unit (), and said energy storage unit comprising a receiving device () that has a plurality of adjacently-arranged receiving units each spatially delimited by a lateral wall, one energy storage sub-unit () being introduced into each receiving unit of said receiving device (), and the energy storage sub-units () being secured in said receiving units such that the electrodes () are arranged in a first contact level and in a second contact level, the electrodes () arranged in the first contact level being electrically interconnected by means of a first printed circuit board () and the electrodes () arranged in the second contact level () being electrically interconnected by means of a second printed circuit board (). The invention also relates to an energy storage system which comprises a plurality of electrically-interconnected energy storage units () according to the invention.

Energy storage unit, particularly a battery module, and an energy storage system comprising a plurality of energy storage unit

The invention relates to a battery cell (), comprising a prismatically designed cell housing with a cover surface (), on which a negative terminal () and a positive terminal () are arranged, and an electrode coil () arranged within the cell housing and comprising a cathode () and an anode (). The electrode coil () is fixed to the cover surface () by means of an electrically insulating holder (), and the holder () is connected to at least one electrically insulating spacer () which is fastened to the cover surface (). The invention also relates to a battery system which comprises at least one battery cell () according to the invention.

Battery cell and battery system

A battery cell () with a film cover () for electrochemically active material, wherein the film cover () is present substantially in a prismatic shape, and therefore the film cover () can be assigned two mutually opposite main surfaces (), and with current collectors () which electrically contact the electrochemically active material and serve for the interconnection of the battery cell (). At least one current collector () has a flat element () which substantially covers a main surface () of the film cover () and has a connection region for connection to a cooling device, or is provided with cooling ducts.

Battery cell, battery module and production method

The present invention relates to a clamping device () for battery cells (), characterized by: a container that comprises a space () with a variable volume for receiving a fluid, the container being designed such that a battery cell () or a plurality of battery cells () can be clamped. The invention also relates to a battery module, a battery, a battery system, a vehicle and a method for producing a battery module ().

Clamping device for battery cells as well as battery module, battery, battery system, vehicle and method for producing a battery module

A device () for bracing a battery module () which comprises a multiplicity of battery cells (), characterized by: a first clamping plate () for the positioning of the battery cells (), a cooler () which is between the first clamping plate () and the battery cells (), and a brace () which is configured so as to brace the first clamping plate () and the battery cells () against one another.

Device and method for bracing a battery module, and also battery system and vehicle

The present invention relates to an energy storage unit () having a plurality of electrochemical cells (), wherein the electrochemical cells () each have a first outer face () comprising a first electrode (), and a second outer face () comprising a second electrode (), and the electrochemical cells () are electrically interconnected owing to the lined-up arrangement () of the electrochemical cells () by way of the outer faces () by means of the electrodes (). The energy storage unit () additionally comprises a first frame element () and a second frame element (), which frame elements are directly or indirectly connected to one another, wherein the first frame element () is arranged at one end () of the lined-up arrangement () of the electrochemical cells (), and the second frame element () is arranged at the other end () of the lined-up arrangement () of the electrochemical cells (). The present invention also relates to a battery cell () for use with an energy storage unit () according to the invention, and also to a method for producing a battery cell () of this kind.

Energy storage unit having a plurality of galvanic cells, battery cell for an energy storage unit of this kind, and method for producing the battery cell

A battery cell, in particular lithium-ion battery cell. The battery cell has a metallic housing (), an electrode assembly () being received in the metallic housing (). The metallic housing () has a first housing element (), which is connected electrically to a positive pole () of the electrode assembly (), and a second housing element (), which is connected electrically to a negative pole () of the electrode assembly (). The battery cell () also has at least one insulation element (), which is configured for insulating the two housing elements () from one another electrically and is arranged between the two housing elements (). The at least one insulation element () has at least one barrier layer ().

Battery cell having a metallic housing, and method for producing it, and battery

The invention relates to a battery unit () comprising: a plurality of electrically interconnected electrochemical cells (), each of said cells having an electrode arrangement (), in particular a lithium-based electrode arrangement () with a cathode contact element () and an anode contact element (); and an outer sheathing () surrounding a chamber () in which the electrochemical cells () are arranged. The outer sheathing () is designed as a humidity barrier and as a chemical barrier. Each individual electrochemical cell () of the battery unit () comprises an electrically insulating sheathing () which surrounds the respective electrode arrangement (). The invention also relates to a battery module comprising a plurality of electrically interconnected battery units () designed according to the invention.

Battery unit comprising a plurality of electrochemical cells and battery module comprising a plurality of battery units

A battery unit () comprising a plurality of electrochemical cells (), which each have an electrode arrangement () comprising a cathode contact-making element () and an anode contact-making element (), and an accommodating device () comprising a plurality of accommodating units (), which are each separated from one another by side walls (), wherein in each case the electrode arrangement () of an electrochemical cell () of the battery unit () is introduced into the accommodating units (), and the accommodating units () are closed by at least one electrolytic barrier (), which is connected to the accommodating device (), in such a way that the closed accommodating units () with the electrode arrangements () arranged therein form the electrochemical cells () of the battery unit ().

Battery unit comprising an accommodating device and a plurality of electrochemical cells and battery module comprising a plurality of such battery units

Growing community of inventors

Neisseaue Ot Kaltwasser, Germany

Silvan Poller