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1719
results.
Updated on
07/06/2025 [07:24:00]
Results 25 to 50 of 1719
Absstract of: DE102023212141A1
Die Erfindung betrifft ein Batteriegehäuse, bevorzugt für eine Traktionsbatterie eines batterieelektrisch betriebenen Fahrzeuges, mit einem Gehäuserahmen (3) und einer Kühlplattenanordnung (5), wobei der Gehäuserahmen (3) mit der Kühlplattenanordnung (5) verbunden ist. Erfindungsgemäß stehen der Gehäuserahmen (3) und die Kühlplattenanordnung (5) in Reibschweißverbindung, bevorzugt in Rührreibschweißverbindung (31).
Absstract of: DE102024131634A1
Eine Energiespeicherzelle (1), in der eine Elektrolytlösung verwendet wird, umfasst: eine Erstelektroden-Verbundmaterialschicht (32); einen Separator (50); und eine Zweitelektroden-Verbundmaterialschicht (42), die der Erstelektroden-Verbundmaterialschicht (32) zugewandt ist, wobei der Separator (50) dazwischen angeordnet ist. Die Erstelektroden-Verbundmaterialschicht (32) umfasst einen ersten Referenzdichteabschnitt (33) und einen ersten Hochdichteabschnitt (34) mit einer höheren Dichte als der erste Referenzdichteabschnitt (33). Der erste Hochdichteabschnitt (34) unterteilt den ersten Referenzdichteabschnitt (33) in zwei oder mehr zu und umgibt jeden der ersten Referenzdichteabschnitte (33).
Absstract of: DE102024134541A1
Batteriearrays werden für Traktionsbatteriepacks bereitgestellt. Ein beispielhaftes Batteriearray kann ein oder mehrere interne Fächer beinhalten. Jedes Fach kann ein nicht leitfähiges Kühlmittel zum Mindern oder sogar Verhindern von Wärmeausbreitung von einer Zelle auf die andere enthalten. Ein Luftspalt des Fachs kann einen Entlüftungsweg zum Entlüften von Batterieentlüftungsnebenprodukten während eines Batteriewärmeereignisses bereitstellen.
Absstract of: DE102023211910A1
Die Erfindung betrifft einen Stack (1), umfassend ein Gehäuse (2) sowie einen im Gehäuse (2) aufgenommenen Zellstapel (3) aus einer Vielzahl elektrochemischer Zellen (4), die im Wesentlichen eine rechteckige Grundform mit zwei Längsseiten (4.1) und zwei Querseiten (4.2) aufweisen und jeweils senkrecht in Bezug auf einen Boden (2.1) des Gehäuses (2) ausgerichtet sind, so dass die Stapelrichtung (8) parallel zum Boden (2.1) verläuft. Erfindungsgemäß ist der Zellstapel (3) mit mindestens einem Gleitelement (5) verbunden, über das der Zellstapel (3) auf einer gehäuseseitigen Gleitfläche (6) gelagert ist, so dass der Zellstapel (3) in Stapelrichtung (8) relativ zum Gehäuse (2) beweglich ist.
Absstract of: WO2025116754A1
The invention relates to a method for recovering nickel and cobalt from a mixture of compounds of these metals from the recycling of spent lithium-ion batteries, comprising the following steps: a) digestion of a mixture of nickel and cobalt compounds in a solution containing hydrochloric acid having a concentration of more than 25 mass %, in case the mixture of nickel and cobalt compounds is solid; or bringing the mixture of nickel and cobalt compounds to a hydrochloric acid concentration of more than 25 mass %, in case the mixture of nickel and cobalt compounds is a solution; b) activation of ion-exchange resin in a column using hydrochloric acid; c) passing the solution from step a) through the column filled with the ion-exchange resin activated in step b); d) washing the column with hydrochloric acid having a concentration of more than 25 mass % in order to wash out the remaining solution containing nickel ions; e) washing the column with hydrochloric acid having a concentration of less than 10 mass % in order to wash out cobalt ions; f) extraction distillation of the nickel ion solution obtained in step d) in hydrochloric acid using sulfuric(VI) acid; phase separation in a spent liquid; recycling of a filtrate to distillation; dissolution of nickel sulfate(VI) and electrolysis in order to recover metallic nickel; g) extraction distillation of the cobalt ion solution obtained in step e) in hydrochloric acid using sulfuric(VI) acid; phase separation in a spent liquid; recyc
Absstract of: WO2025113877A1
The invention relates to a stack (1), comprising a housing (2) and a cell stack (3) accommodated in the housing (2) and consisting of a plurality of electrochemical cells (4) that have a substantially rectangular basic shape with two longitudinal sides (4.1) and two transverse sides (4.2) and are each aligned perpendicularly with respect to a base (2.1) of the housing (2), so that the stacking direction (8) runs parallel to the base (2.1). According to the invention, the cell stack (3) is connected to at least one sliding element (5), via which the cell stack (3) is mounted on a sliding surface (6) on the housing side, so that the cell stack (3) is movable relative to the housing (2) in the stacking direction (8).
Absstract of: US2025183364A1
A solid state battery includes a cathode active material layer, an anode active material layer, and a solid electrolyte layer arranged between the cathode active material layer and the anode active material layer, wherein the cathode active material layer, the anode active material layer, and the solid electrolyte layer contain a coated sulfide solid electrolyte as an electrolyte; the coated sulfide solid electrolyte includes a sulfide solid electrolyte containing at least a Li element, a S element, and a P element, and a coating layer that covers a surface of the sulfide solid electrolyte and contains a modifier; and the modifier is at least one kind of, a compound represented by the general formula (1), a compound represented by the general formula (2), a polymer of the compound represented by the general formula (1), and a polymer of the compound represented by the general formula (2).
Absstract of: US2025183432A1
A battery cell and a battery cell manufacturing method are disclosed. A battery cell includes one or more electrode assemblies each including a positive electrode and a negative electrode, a case in which the one or more electrode assemblies are housed, a cap cover configured to cover an opening of the case, an electrode tab connected to the one or more electrode assemblies, and a boss terminal guidable by the cap cover, passing through the cap cover, and coupled to the electrode tab.
Absstract of: US2025183291A1
A positive electrode mixture layer of this non-aqueous electrolyte secondary battery includes a positive electrode active material and a cellulose derivative. The positive electrode active material contains a lithium-transition metal composite oxide containing 80 mol % or more of Ni with respect to the total number of moles of metal elements except for Li. On each of the surfaces of primary particles of the lithium-transition metal compound oxide, a Me-containing layer containing a metal element Me (where Me represents at least one element selected from Nb, Sr, Mo, and Ca) and a W-containing layer containing W are formed. The contained amount of Me in the Me-containing layer is 0.005-1 mol % with respect to the total number of moles of metal elements except for Li in the lithium-transition metal composite oxide. The W-containing layer covers at least a part of the Me-containing layer.
Absstract of: US2025183296A1
This positive electrode active material for nonaqueous electrolyte secondary batteries comprises a lithium-transition metal composite oxide and a surface modification layer. The lithium transition metal composite oxide contains at least Al and 80 mol % or more Ni with reference to the total number of moles of metal elements excluding Li, and the surface modification layer contains at least Sr and is formed on the surface of primary particles of the lithium-transition metal composite oxide.
Absstract of: US2025183315A1
A secondary battery 10 according to the present disclosure includes a positive electrode 11, a negative electrode 12, and an electrolytic solution. The positive electrode 11 includes a positive electrode active material and a coating material for coating at least a part of the surface of the positive electrode active material. The coating material includes Li, Ti, M1, and X, where the M1 is at least one selected from the group consisting of Ca, Mg, Al, Y, and Zr, the X is at least one selected from the group consisting of F, Cl, Br, and I, and the electrolytic solution includes an electrolyte and a non-aqueous solvent.
Absstract of: US2025183305A1
A binder for an electrode is provided herein. In one example, the electrode may include a current collector, and an electrode coating layer, the electrode coating layer including an electrode active material and a binder, where the binder may comprise an aromatic polyamide-based compound, and the binder may be present at greater than 0 wt % and less than or equal to 30 wt % of the electrode coating layer. In one example, the binder provides stronger cohesion between particles of the electrode active material. Methods and systems are further provided for fabricating the electrode including the binder.
Absstract of: US2025183294A1
The present invention relates to a cathode active material, a method for preparing the same and a lithium secondary battery comprising the cathode active material. The cathode active material comprises agglomerated particles represented Formula Li1+a1Nix1Coy1Mz1M′1−x1−y1−z1O2 and single crystal particles represented by Formula Li1+a2Nix2Coy2Mz2M′1−x2−y2−z2O2, wherein M is one or two elements selected from Mn and Al, M′ is one or more elements selected from B, F, Mg, Si, P, Ca, Ti, V, Cr, Fe, Ga, Sr, Y, Zr, Nb, Mo, Sn, Ba, La, Ce, and W, −0.03≤a1≤0.20, 0.30≤x1≤0.99, 0≤y1≤0.30, 0≤z1≤0.30, 0≤1−x1−y1−z1≤0.10, −0.03≤a2≤0.20, 0.31≤x2≤1.00, 0≤y2≤0.30, 0≤z2≤0.30, 0≤1−x2−y2—z2≤0.10, with the proviso that: 0
Absstract of: US2025183463A1
A busbar module includes a first circuit body, a second circuit body, and an electronic component. First and second wiring patterns are electrically connected to each other at an overlapping portion of first and second main line portions. Among a plurality of first and second contact portions, a first and second wiring portion extends from one of the first and second contact portions to one side in an intersecting direction intersecting a stacking direction, and a first and second wiring portion extends from the other first and second contact portion to the other side in the intersecting direction.
Absstract of: US2025183471A1
Provided are a battery pack and a vehicle including the same. A battery pack according to an embodiment of the present disclosure includes a plurality of pouch-type battery cells, a pack case having an inner space in which the plurality of pouch-type battery cells are accommodated, and a cell cover at least partially surrounding and supporting at least some of the plurality of pouch-type battery cells, in the inner space of the pack case, wherein the cell cover includes a bent portion formed in a bent shape, and at least one venting hole for discharging a flame or gas is formed in the bent portion of the cell cover.
Absstract of: US2025183460A1
A mounting clip for a battery housing is provided. The mounting clip includes a support structure including a recess extending partially into the support structure, wherein the recess is configured to receive a printed circuit board and the recess is configured to enable the printed circuit board to move within the recess to dampen loading.
Absstract of: US2025183457A1
A battery module (2) and a battery pack (100) are disclosed. The battery module (2) comprises a control circuit (1), a first node (3) and a second node (4) for charging and/or discharging, and at least two first branches (71-7M). Each first branch (71-7M) comprises a respective plurality of battery cells (C11-CN1, . . . , C1M-CNM) of the battery cells (C11-CNM), a respective first branch over-current protecting component (F11-F1M), and a respective first switch (Q11-Q1M). The battery module (2) comprises one or more second branches (81-8M) having one or more second switches (Q21-Q2M). Each second branch (81-8M) comprises a respective second switch (Q21-Q2M). The control circuit (1) is provided with a number of connection lines (V1-VN) corresponding to at least a first count of the respective plurality of battery cells (C11-CN1, . . . , C1M-CNM). Each connection line (V1-VN) is arranged to parallelly connect a respective set (C11-C1M, C21-C2M, . . . , CN1-CNM) of corresponding battery cells (C11-CNM) to each other via a respective cell over-current protecting component (L11-L1M, L21-L2M, . . . , LN1-LNM). Said each corresponding battery cell (C11-CNM) is comprised in a respective first branch (71-7M). The corresponding battery cells are corresponding to each other in that a respective second count of battery cells towards the first or second node (3, 4) from said each corresponding battery cell in the respective first branch (71-7M) is equal.
Absstract of: US2025183466A1
A battery module including battery cells arranged in a horizontal direction. Each of the battery cells includes a cell vent, a positive electrode terminal, and a negative electrode terminal. The battery module also includes a heat-resistant portion potted on the battery cells. The heat-resistant portion includes a heat-resistant vent provided in an area corresponding to the cell vent and a heat-resistant support portion provided outside the heat-resistant vent. The battery module also includes a bus bar holder on the heat-resistant portion. The bus bar holder includes a holder vent hole in an area corresponding to the heat-resistant vent and a bus bar hole in an area corresponding to the positive electrode terminal and the negative electrode terminal. The battery module further includes bus bars on the heat-resistant portion and connected to the positive and negative electrode terminals of the battery cells.
Absstract of: US2025183437A1
A hybrid material housing for a battery reduces or minimizes thermal runaway propagation. The housing includes a composite structure for the battery and optionally includes a polymeric matrix selected from the group consisting of: epoxy, phenolic resin, polyester, vinyl ester, and combinations thereof and a reinforcing material selected from the group consisting of: glass fibers, carbon fibers, basalt fibers, aromatic polyamide KEVLAR® fibers, and combinations thereof. A metal layer is disposed along an exterior surface of the composite structure that comprises aluminum, steel, stainless steel, alloys, and combinations thereof. In a first mode, the metal layer contacts the composite structure and in a second mode after exposure to a thermal load of greater than or equal to about 500° C., the metal layer at least partially delaminates from the exterior surface and forms insulating air gaps to define a thermal barrier. Methods of forming the hybrid material housings are also provided.
Absstract of: US2025183363A1
A solid electrolyte for an all solid-state battery and an all solid-state battery including the solid electrolyte for an all solid-state battery, the solid electrolyte for an all solid-state battery includes zirconium (Zr), the Zr being included in an amount of about 100 ppm to about 1,000 ppm; and an argyrodite compound.
Absstract of: US2025183264A1
Provided is a method for manufacturing a dry electrode, the method including providing one or more interlayers on one side or two opposing sides of an electrode current collector to prepare a first laminate, preparing a second laminate by providing, on the first laminate, a dry electrode film having a larger area than the area of the interlayer, wherein the dry electrode film includes a first region on the interlayer, and a second region extending from the first region beyond an outer periphery of the interlayer, and pulling at least a portion of the second region of the dry electrode film to separate the second region from the first region, thereby providing a dry electrode, the interlayer includes: an outer peripheral region and an inter-region, wherein a thickness of the outer peripheral region is greater than a thickness of the inter-region.
Absstract of: US2025183270A1
A lithium secondary battery having excellent battery performance at high voltage includes a positive electrode which includes a positive electrode active material layer including a lithium nickel cobalt manganese-based oxide having an average particle diameter of primary particles of 3 μm or more and a lithium cobalt-based oxide, a negative electrode which includes a negative electrode active material layer including a negative electrode active material, and an electrolyte, wherein a ratio of negative electrode capacity to positive electrode capacity is in a range of 1.06 to 1.15.
Absstract of: US2025183265A1
A magnetic alignment device for an electrode and method for manufacturing an electrode using the same. The magnetic alignment device can measure the loading amount of the electrode slurry applied on the electrode collector in real time and can easily control the intensity of the magnetic field by adjusting the separation distance of the magnet portion according to the measured electrode slurry loading amount, and has an advantage of uniformly high alignment degree of the crystal faces of the carbon-based electrode active material contained in prepared electrode active layer.
Absstract of: DE102023004901A1
Die Erfindung betrifft einen Festkörperelektrolyt auf Sulfidbasis, umfassend oder bestehend aus der allgemeinen chemischen Formel (I):Li6M1aM2bS5X1xX2yFormel (I),wobei M1 ausgewählt ist aus der Gruppe, bestehend aus P und Sb; M2 ausgewählt ist aus der Gruppe, bestehend aus Si, Sn und W; a = 1,0 und 0,1 ≤ b ≤ 1,0; X1 und X2 jeweils unabhängig voneinander ausgewählt sind aus der Gruppe, bestehend aus Cl, Br und I; wobei gilt: x + y = 2 und X1 ≠ X2. Der Festkörperelektrolyt auf Sulfidbasis zeichnet sich durch eine hohe elektrochemische Leistungsfähigkeit, wie hohe ionische Leitfähigkeit und (elektro-)chemische Stabilität aus. Der erfindungsgemäße Festkörperelektrolyt auf Sulfidbasis ist in einem zweistufigen Mahlverfahren ohne Heizschritt und in kürzerer Dauer als die bekannten kristallinen Festkörperelektrolyte auf Sulfidbasis herstellbar, wodurch der Zeit-, Energie- und Kostenaufwand bei der Herstellung deutlich reduziert werden kann.
Nº publicación: DE102023133527A1 05/06/2025
Applicant:
SCHAEFFLER TECHNOLOGIES AG [DE]
Schaeffler Technologies AG & Co. KG
Absstract of: DE102023133527A1
Vorgeschlagen ist ein Kühlmittelverteiler (1) für ein batterieelektrisch angetriebenes Fahrzeug, umfassend ein Verteilergehäuse (2) mit Kühlmittelanschlüssen für Kühlmittelschläuche, wobei einer der Kühlmittelanschlüsse ein Rückschlagventil (7) hat, das den Kühlmittelfluss durch den einen Kühlmittelanschluss (6) in nur einer Richtung zulässt.
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