Alerta

A BATTERY TRAY COMPRISING FIBER REINFORCED THERMOPLASTIC MATERIALS

Resumen de: WO2025247724A1

The present disclosure relates to a battery tray for housing battery module(s), the tray including a base part (1) having a length and a width, wherein the base part comprises at least a bottom wall (1') and side walls (2', 3', 4', 5') defining a receiving space for the battery module(s), wherein at least two opposing side walls of the side walls (2', 3', 4', 5') are each covered with side member(s) (2, 3, 4, 5), wherein the side member(s) (2, 3, 4, 5) comprises a continuous fiber reinforced thermoplastic material (CFRTP), and wherein the bottom wall (1') and the side walls (2', 3', 4', 5') comprise a fiber reinforced thermoplastic polymer composition, preferably a long glass fiber reinforced thermoplastic polymer composition, more preferably fire-retardant fiber reinforced thermoplastic polymer composition. The battery tray according to the invention achieves significantly reduced weight and can satisfy the safety requirements.

METHOD FOR RECOVERING EXCESS MATERIAL OF A SOLID-STATE BATTERY

Resumen de: WO2025247625A1

The present invention relates to a method for recovering at least one excess material during the method for producing a solid-state battery. The method comprises the steps of: flooding (100) the part of the system that has come into contact with a slurry with a first solvent; separating (200) the first solution into a first solid material and a supernatant; dissolving (300) the first solid material in a second solvent that is different from the first solvent; recrystallizing (400) and drying (500) the second solution; and drying (600) the supernatant.

SOLID ELECTROLYTE WITH ANIONIC CONDUCTION

Resumen de: WO2025247711A1

The invention relates to a crosslinkable anionic electrolyte precursor, comprising: - a first hydrocarbon monomer comprising two thiol functions and a second hydrocarbon monomer comprising two C=C double bonds, - a charge carrier comprising a hydrocarbon compound comprising at least one or two C=C double bonds and an organic cation, said cation being in particular associated with an anion, - and a crosslinking agent comprising a hydrocarbon compound or a siloxane comprising at least three C=C double bonds.

BATTERY CELL, BATTERY AND ELECTRIC DEVICE

Resumen de: WO2025245888A1

A battery cell, a battery and an electric device. The battery cell comprises a casing component, a terminal post component and an electrode component, wherein the casing component comprises a mounting wall; the terminal post component is mounted on the mounting wall and comprises a terminal post body; the electrode component is accommodated in an accommodating cavity and comprises an active material coating portion, an electrically conductive portion and an insulating member; the electrically conductive portion is connected between the active material coating portion and the terminal post body; at least part of the insulating member is arranged between the end of the active material coating portion connected to the electrically conductive portion and the terminal post body; the insulating member is provided with an avoidance hole; and the insulating member is blocked between the part of the electrically conductive portion passing through the insulating member and connected to the terminal post body and the active material coating portion. In the technical solutions of the embodiments of the present application, the insulating member can reduce the risk of the mounting wall of the casing component corroding due to the exposure of the active material coating portion, and can also reduce the probability of the electrically conductive portion being incorrectly inserted into the active material coating portion due to redundancy, thereby being conducive to improving the operational

BATTERY CELL, BATTERY, AND ELECTRICAL APPARATUS

Resumen de: WO2025245895A1

A battery cell, a battery, and an electrical apparatus, belonging to the technical field of batteries. The battery cell comprises: a casing component, a pole component, and an electrode component. The casing component is provided with an accommodating cavity and comprises a shell which participates in enclosingly forming the accommodating cavity, the casing being an integrated member, one end of the casing being provided with an opening, and an end of the casing opposite to the opening being a first casing wall. The pole component is mounted on the first casing wall. The electrode component is accommodated in the accommodating cavity and is connected to the pole component.

BATTERY CELL AND PROCESSING METHOD THEREFOR, BATTERY, AND ELECTRIC DEVICE

Resumen de: WO2025245887A1

A battery cell (102) and a processing method therefor, a battery (100), and an electric device (1000), relating to the technical field of batteries. The battery cell (102) comprises a casing component (1), pole components (2), and a battery core component (3). The casing component (1) has an accommodating cavity (13) and comprises a first casing wall (111) that participates in defining the accommodating cavity (13). The pole components (2) are mounted on the first casing wall (111) and each comprise a pole body (21). The battery core component (3) comprises at least one battery core group (32A), the battery core group (32A) comprises n battery core bodies (32), the n battery core bodies (32) are all arranged in the accommodating cavity (13) and are arranged sequentially in a first direction (F1). A tab group (33) is connected to an end of each battery core body (32), all tab groups (33) of the battery core group (32A) extend toward the middle portion of the battery core group (32A) in the first direction (F1) and are connected to form a tab portion (332), and the tab portion (332) is electrically connected to the pole body (21), wherein n≥1 and n is a positive integer.

Elektrochemischer Energiespeicher und Verfahren zu dessen Herstellung

Resumen de: DE102024205101A1

Die Erfindung betrifft einen elektrochemischen Energiespeicher (1), enthaltend eine Zellenanordnung (10) mit mindestens zwei elektrochemischen Zellen (11, 12), welche jeweils einen Plus-Pol (111, 121) und jeweils einen Minus-Pol (112, 122) aufweisen, und einen ersten Zellverbinder (21), mit welchem die Plus-Pole (111, 121) der elektrochemischen Zellen (11, 12) stoffschlüssig verbunden sind, so dass sich zumindest eine Verbindungsstelle (3) ausbildet, und einen zweiten Zellverbinder (22), mit welchem die Minus-Pole (112, 122) der elektrochemischen Zellen (11, 12) stoffschlüssig verbunden sind, so dass sich zumindest eine Verbindungsstelle (3) ausbildet, wobei eine Kontaktfläche der stoffschlüssigen Verbindungsstellen (3) umso größer ist, je höher ein Innenwiderstand der jeweiligen elektrochemischen Zelle (11, 12) ist. Weiterhin betrifft die Erfindung ein Verfahren zur Herstellung eines solchen elektrochemischen Energiespeichers (1)

Batteriezelle

Resumen de: DE102024205043A1

Die Erfindung betrifft eine Batteriezelle (1), zumindest umfassend• ein, ein Volumen (2) umschließendes Gehäuse (3) und in dem Volumen (2) angeordnet• zumindest eine Kathode, eine Anode sowie einen Separator als erste Komponenten (4) einer ersten Teilzelle (5);• zumindest eine Kathode, eine Anode sowie einen Separator als zweite Komponenten (6) einer zweiten Teilzelle (7); sowie• mindestens einen Abstandshalter (8) zwischen den Teilzellen (5, 7); wobei die erste Teilzelle (5) benachbart zu einer ersten Seitenwand (9) des Gehäuses (3) und die zweite Teilzelle (7) benachbart zu einer, der ersten Seitenwand (9) gegenüberliegenden zweiten Seitenwand (10) des Gehäuses (3) angeordnet ist, wobei durch den Abstandshalter (8) ein für ein Gas (11) durchströmbarer Zwischenraum (12) zwischen den Teilzellen (5, 7) gebildet ist.

STEUERUNG DES WECHSELSTROMBATTERIEHEIZENS ZUM ERZEUGEN VON KLÄNGEN

Resumen de: DE102024121349A1

Ein System zur thermischen Steuerung eines Batteriesystems umfasst ein Heizungssteuermodul, das konfiguriert ist, um einen Wechselstrom (AC)-Heizstrom zu erzeugen und das Batteriesystem auf eine gewünschte Temperatur zu heizen, indem es den AC-Heizstrom an das Batteriesystem anlegt. Das Heizungssteuermodul ist konfiguriert, um die Form des AC-Heizstroms zu steuern, um eine Komponente des Batteriesystems zu veranlassen, ein ausgewähltes Klangmuster abzugeben, das eine ausgewählte Frequenz, Amplitude und Form aufweist.

KONFIGURATIONEN ZUM OPTIMIEREN VON ELEKTRISCHEN VERBINDUNGEN ZWISCHEN BATTERIEZELLEN UND SAMMELSCHIENEN

Resumen de: DE102025120977A1

Es werden Konfigurationen von Batteriezellenflachsteckeranschlüssen zu Sammelschienen zum elektrischen Verbinden von Batteriezellen innerhalb eines Traktionsbatteriepacks bereitgestellt. Die Flachsteckeranschlüsse können innerhalb eines Raums, der sich zwischen den Batteriezellen und der Sammelschiene erstreckt, an der Sammelschiene gesichert sein, um das Ausmaß an Verbauungsraum zu reduzieren, der zum elektrischen Verbinden der Batteriezellen erforderlich ist, und somit die Gesamtgrundfläche von Flachsteckeranschluss zu Sammelschiene zu reduzieren. In einer Umsetzung sind die Flachsteckeranschlüsse an einer ebenen Fläche der Sammelschiene gesichert und werden diese durch eine Trägerplatte in Kontakt mit der ebenen Fläche gedrängt. In anderen Umsetzungen sind die Flachsteckeranschlüsse an abgewinkelten Abschnitten der Sammelschiene gesichert.

PHOTO-RECHARGEABLE METAL TELLURIUM OXIDE ALKALI-ION BATTERY

Resumen de: WO2025248431A1

A photo-rechargeable metal tellurium oxide alkali-ion battery containing a semiconductor photocatalyst that is capable of (i) carrying an electrical load while being photo-charged, and (ii) carrying an electrical load subsequent to the termination of light radiation, wherein the battery includes: electrodes having an anode and a cathode, wherein the cathode includes a photocatalyst and the anode an alkali metal; an external electrical circuit that allows electrons to pass externally between the electrodes for charging and to drive an electrical load during discharging; an electrolyte for facilitating the conduction of ions between the electrodes, for supporting chemical reactions occurring at the electrodes, and for maintaining charge neutrality within the battery; a semi-permeable barrier between the electrodes for allowing ions within the electrolyte to pass between the electrodes; and a photo-induced potential bias across the external electrical circuit for driving electrons, when light radiation is incident on the cathode, to flow between the electrodes in a certain direction via the external electrical circuit, and wherein the photocatalyst is a metal tellurium oxide having a layered structure, capable of having its electrons excited from its valence band to its conduction band upon incident light radiation; positive holes within the layered structure associated with such photo-induced excitation are stabilised by storing ions from the electrolyte and/or anode within the

METHOD FOR PRODUCING A BATTERY OR A BATTERY MODULE, BATTERY OR BATTERY MODULE, AND MOTOR VEHICLE COMPRISING THE BATTERY OR THE BATTERY MODULE

Resumen de: WO2025247593A1

A method for producing a battery or a battery module, comprising the following steps: providing a battery housing or a battery module housing; providing a battery cell having a battery cell housing; introducing the battery cell into the battery housing or into the battery module housing; applying a first adhesive, in particular a first adhesive layer, to the battery cell housing in such a way that the first adhesive is connected, in particular integrally bonded, to the battery cell housing; applying an intermediate piece, in particular a small plate, to the first adhesive in such a way that the intermediate piece is connected, in particular integrally bonded, to the first adhesive; and applying a foam or a second adhesive, in particular a second adhesive layer, to the intermediate piece in such a way that the foam or the second adhesive is connected to the battery housing or the battery module housing, in particular to a side of a battery housing cover of the battery housing facing the battery cell housing or to a side of a battery module housing cover of the battery module housing facing the battery cell housing, and to the intermediate piece, in particular with an integral bond and/or form fit.

HEAT EXCHANGE MEMBER, CASE, BATTERY, AND ELECTRIC DEVICE

Resumen de: WO2025245866A1

A heat exchange member, a case, a battery, and an electric device. The heat exchange member (20) is used for a case (100) for a battery (1000), and comprises: a heat exchange plate (21); a back plate (22) provided on one side of the heat exchange plate (21) in a first direction (Z) and connected to the heat exchange plate (21), the first direction (Z) being the thickness direction of the heat exchange plate (21); and heat exchange tubes (23) provided between the heat exchange plate (21) and the back plate (22) and fixedly connected to the heat exchange plate (21) and/or the back plate (22).

SECONDARY BATTERY AND ELECTRONIC DEVICE

Resumen de: WO2025245687A1

A secondary battery and an electronic device. The secondary battery comprises a metal case, a pole, an electrode assembly, a first tab lead and a first insulating member. The metal case comprises a top wall, and a first wall and a second wall which are connected to two sides of the top wall. The pole is provided on the top wall and insulated from the metal case. The electrode assembly comprises a main body, and a first tab and a second tab connected to the main body, the main body and the top wall are arranged opposite to each other in a second direction, and the first tab extends from the main body toward the top wall. The first tab lead comprises a first bending point, and a first segment and a second segment located on two sides of the first bending point. In a first direction, the first wall is closer to the first bending point than the second wall. The first insulating member is provided between the first wall and the first bending point. In the first direction, the projection of the first bending point is located within the projection of the first insulating member, and at least part of the projection of the main body overlaps the projection of the first insulating member. The safety performance of the secondary battery is improved.

BATTERY SAFETY CONTROL SYSTEM BASED ON SINGLE-LINE INERT GAS CIRCULATION

Resumen de: WO2025245774A1

A battery safety control system based on single-line inert gas circulation, which belong to the technical field of the safety of energy storage batteries. The system comprises a safety monitoring subsystem, a safety management subsystem and a single circulation line subsystem. Both thermal management and fire-fighting processes are executed by means of the single circulation line subsystem, thereby avoiding the switching between a thermal management execution mechanism and a fire-fighting execution mechanism, and complex control; and the thermal management and fire-fighting processes are executed by a single line, thereby reducing the construction cost and economic cost and saving on a system mounting space; moreover, an inert gas is used as both a cooling medium to cool a battery pack and a fire suppression medium to perform fire-fighting on the battery pack, which is safe and reliable; and finally, being independent of the control of an energy management system, the safety monitoring subsystem and the safety management subsystem can immediately formulate a cooling or fire-fighting mode when the temperature of the internal environment of the battery pack is excessively high or thermal runaway occurs, and can dynamically adjust, on the basis of a change in the internal environment of the battery pack, the single circulation line subsystem so as to perform a cooling or fire-fighting action on the battery pack.

Batterieelektrisches System mit Referenzelektrode und Schaltung zur Kompensation der Messimpedanz

Resumen de: DE102024120979A1

Ein batterieelektrisches System, zum Beispiel eines Fahrzeugs, umfasst eine Batteriezelle, eine Referenzelektrode, ein Spannungserfassungsschaltkreis, ein Kompensationsschaltkreis und eine Batteriesteuereinheit. Der Erfassungsschaltkreis misst eine Zellenspannung der Batteriezelle als gemessene Batteriespannung und gibt ein digitales Spannungssignal aus, das die Batteriespannung anzeigt. Der Kompensationsschaltkreis umfasst einen Kondensator sowie einen ersten und einen zweiten Schalter. Gemäß einem Verfahren wird der erste Schalter geschlossen, um die Spannungsquelle mit dem Kondensator zu verbinden, um diesen aufzuladen, wobei der Kondensator parallel mit dem Erfassungsschaltkreis verbunden ist. Der zweite Schalter schließt phasenverschoben zum ersten Schalter, um den Kompensationsschaltkreis mit der Sensorschaltung zu verbinden. Die Batteriesteuereinheit gibt Schaltsteuersignale aus, um die jeweiligen Arbeitszyklen der Schalter zu steuern, wenn die Zellenspannung gemessen wird, und verwendet anschließend das digitale Spannungssignal, um eine Batterieverwaltungsaktion durchzuführen.

Sammelschienenmodul

Resumen de: DE102025117258A1

Ein Sammelschienenmodul umfasst einen Schaltungskörper, der aus einem flexiblen Substrat ausgebildet ist, und Sammelschienen, die jeweils mit Elektroden einer Mehrzahl von Einzelzellen verbunden sind. Der Schaltungskörper umfasst eine Hauptleitung, die angeordnet ist, um sich entlang einer Stapelrichtung der Mehrzahl von Einzelzellen zu erstrecken, eine Zweigleitung, die von der Hauptleitung abzweigt und sich in Richtung der Sammelschiene zu erstrecken, wobei die Zweigleitung einen Abschnitt aufweist, der sich als zumindest ein Teil der Zweigleitung entlang der Stapelrichtung erstreckt, und einen Anschlussabschnitt, der an einer Stelle der Zweigleitung bereitgestellt ist, die näher an einer distalen Endseite als der Abschnitt ist, und an der Sammelschiene anzubringen ist. Die Zweigleitung weist eine Form auf, bei der zumindest ein Teil der Zweigleitung in Richtung der Hauptleitung zurückgefaltet ist, um die Hauptleitung in einer Dickenrichtung der Hauptleitung zu überlappen.

WÄRMEPUMPENSYSTEM FÜR EIN FAHRZEUG

Resumen de: DE102024132821A1

Ein Wärmepumpensystem für ein Fahrzeug kann ein Heizungs-, Belüftungs- und Klimatisierungsmodul (HVAC), einen Wärmetauscher, ein erstes Expansionsventil, eine erste Anschlussleitung, einen Kühler, ein zweites Expansionsventil, eine Gaseinblasvorrichtung, eine zweite Anschlussleitung und eine dritte Anschlussleitung umfassen, um die Kühl- und Heizleistung zu verbessern, indem eine Gaseinblasvorrichtung eingesetzt wird, die gezielt in einem Klimatisierungsmodus des Fahrzeuginnenraums arbeitet, um die Durchflussrate des Kältemittels zu erhöhen.

SAMMELSCHIENENMODULAUSGESTALTUNGEN FÜR SKALIERBARE TRAKTIONSBATTERIESYSTEME

Resumen de: DE102025119897A1

Es werden Sammelschienenmodule zum elektrischen Verbinden von Batteriezellen eines Batteriesystems für einen Traktionsbatteriepack bereitgestellt. Die Sammelschienenmodule können eine skalierbare Ausgestaltung zum Aufnehmen von Batteriesystemen aller Größen und Ausgestaltungsanforderungen beinhalten. Ein beispielhaftes Sammelschienenmodul kann einen Sammelschienenrahmen und ein Sammelschienensystem beinhalten, das durch den Sammelschienenrahmen relativ zu einer Gruppierung von Batteriezellen positionierbar ist. Das Sammelschienensystem kann einen negativen Anschluss, einen positiven Anschluss, eine Vielzahl von kurzen Sammelschienen und eine lange Sammelschiene beinhalten.

HIGH-SAFETY BATTERY OPERATION MANAGEMENT SYSTEM AND METHOD

Resumen de: WO2025245772A1

A high-safety battery operation management system and method, relating to the technical field of energy storage battery safety. The battery operation management system comprises a battery state monitoring subsystem, an energy management subsystem, and a safety control subsystem. The safety control subsystem is independent of the energy management subsystem, and controls a temperature control unit and a fire protection unit separately, avoiding complex control processes and raising the priority of control over temperature management and fire protection management by the safety control subsystem, thereby implementing rapid control and rapid response and ensuring the safety in battery operation; in addition, data interaction can be conducted between the energy management subsystem and the safety control subsystem, and intelligent preheating of the working environment of a battery is implemented, enabling the battery to be in an optimal operation state.

A METHOD FOR COATING A SUBSTRATE

Resumen de: WO2025245587A1

There is provided a method for producing a coated substrate, the method comprising: forming an aluminium (oxy) hydroxide slurry by simultaneously feeding streams of an aluminium nitrate solution and a basic solution, such as an ammonia solution, into a liquid over a reaction period, while maintaining an elevated temperature and a controlled pH; allowing a substrate to contact the slurry to thereby form an aluminium (oxy) hydroxide coating on the substrate; separating the coated substrate from the liquid.

METHODS OF MANUFACTURE

Resumen de: WO2025245572A1

The present disclose relates to processes for producing layered transition metal oxide materials and electrodes comprising the same. In particular, the present application relates to processes for producing layered transition metal oxide materials comprising alkali metals and electrodes comprising the same.

COMPOSITIONS

Resumen de: WO2025245570A1

Disclosed herein are layered transition metal oxide materials. Also disclosed herein are electrodes comprising layered transition metal oxide materials. In addition, also disclosed herein is the use of such layered transition metal oxide materials in the manufacture of electrodes and electrochemical cells, and processes for making such layered transition metal oxide materials and electrodes.

BATTERY CELL, BATTERY, AND ELECTRIC DEVICE

Resumen de: WO2025245748A1

A battery cell (20), a battery (100), and an electric device. The battery cell (20) comprises a casing (1), an electrode terminal (2), an electrode assembly (3), and an insulating member (4). The electrode terminal (2) is arranged on a wall portion (11) of the casing (1). The electrode assembly (3) is accommodated in the casing (1). A first tab (32) of the electrode assembly (3) is electrically connected to the electrode terminal (2). A first insulating portion (41) of the insulating member (4) surrounds the outer side of the first tab (32). A second insulating portion (42) is connected to the first insulating portion (41) and located between the wall portion (11) and the first tab (32). In the structure, the first insulating portion (41) of the insulating member (4) surrounds the outer side of the first tab (32), and the second insulating portion (42) is located between the wall portion (11) and the first tab (32), such that the insulating member (4) can insulate and isolate the first tab (32) from the casing (1), thereby reducing an insulating treatment process such as applying an insulating adhesive to the first tab (32), and thus improving the production efficiency of the battery cell (20).

AKTIVES MATERIAL DER ELEKTRODE, BATTERIE UND VERFAHREN ZUR HERSTELLUNG DES AKTIVEN MATERIALS DER ELEKTRODE

Nº publicación: DE102025102749A1 04/12/2025

Solicitante:

TOYOTA MOTOR CO LTD [JP]
TOYOTA JIDOSHA KABUSHIKI KAISHA

Resumen de: DE102025102749A1

Ein aktives Material der Elektrode in der vorliegenden Erfindung weist mindestens eine O2-ähnliche Struktur auf, die aus einer Struktur vom O2-Typ, einer Struktur vom T#2-Typ und einer Struktur vom O6-Typ ausgewählt ist, und weist eine chemische Zusammensetzung auf, die als LiaNabNix-pCoy-qMnz-rMp+q+rO2dargestellt ist (0 < a ≤ 1,00, 0 ≤ b ≤ 0,20, 0,15 < x < 0,35, 0,15 < y < 0,45, 0,25 < z < 0,50, x + y + z = 1 und 0 ≤ p + q + r < 0,17 sind erfüllt, und ein Element M ist mindestens ein Element, das aus B, Mg, Al, K, Ca, Ti, V, Cr, Fe, Cu, Zn, Ga, Ge, Sr, Y, Zr, Nb, Mo und W ausgewählt ist).