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Resultados 344 resultados LastUpdate Última actualización 22/04/2019 [19:32:00] pdf PDF

Publicaciones de los últimos 15 días/Last 15 days publications (excluidas publicaciones CN/CN publications excluded)

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SEPARATORS, ELECTROCHEMICAL DEVICES COMPRISING THE SEPARATOR, AND METHODS FOR MAKING THE SEPARATOR

NºPublicación: WO2019072144A1 18/04/2019

Solicitante:

SHANGHAI ENERGY NEW MATERIALS TECH CO LTD [CN]

Resumen de: WO2019072144A1

Disclosed are a separator for an electrochemical device, comprising a porous base membrane and a coating layer being formed on at least one side of the porous base membrane, wherein the coating layer comprises polybenzimidazoles having a weight average molecular weight ranging from 5×103 to 1×106; as well as an electrochemical device including the separator and a method for making the separator.

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Detektion kritischer Betriebszustände in Lithiumionenzellen

NºPublicación: DE102017218588A1 18/04/2019

Solicitante:

BAYERISCHE MOTOREN WERKE AG [DE]

Resumen de: DE102017218588A1

Die vorliegende Erfindung betrifft ein Verfahren zur Detektion kritischer Betriebszustände in Lithiumionenzellen durch Messung der Impedanz, eine Vorrichtung zur Durchführung des Verfahrens und eine Lithiumionenbatterie, die mit der Vorrichtung ausgestattet ist.

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METHOD FOR CHARGING AN ELECTRICAL ENERGY STORE BY MEANS OF VOLTAGE PULSES

NºPublicación: DE102017218263A1 18/04/2019

Solicitante:

BOSCH GMBH ROBERT [DE]

Resumen de: WO2019072511A1

The invention relates to a method for charging an electrical energy store, the electrical energy store comprising at least one electrical energy storage unit and a predefined maximum permissible energy-store voltage limit value being specified for the electrical energy store. The electrical energy store is charged with a pulsed charging voltage, a maximum value of the pulsed charging voltage being greater than the predefined maximum permissible energy-store voltage limit value over a pulse duration in the case of at least one pulse. The invention further relates to a corresponding device for charging the electrical energy store, to a corresponding computer program, to a corresponding machine-readable storage medium and to a corresponding electrical energy store.

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Batteriezellen-Modul, Sekundär-Batterie und Kraftfahrzeug

NºPublicación: DE102017218248A1 18/04/2019

Solicitante:

VOLKSWAGEN AG [DE]

Resumen de: DE102017218248A1

Die Erfindung betrifft ein Batteriezellen-Modul, insbesondere zur Anordnung in einem Kraftfahrzeug, eine Sekundär-Batterie sowie ein Kraftfahrzeug, insbesondere einen Personenkraftwagen, beispielsweise einen Personenkraftwagen mit Elektro- oder Hybridantrieb.Es wird ein Batteriezellen-Modul (10) zur Verfügung gestellt, insbesondere zur Anordnung in einem Kraftfahrzeug. Dieses umfasst wenigstens zwei Batteriezellen (12) sowie mindestens ein Wärmeleitelement (20), welches wenigstens zwei und insbesondere alle Batteriezellen (12) thermisch miteinander verbindet. Somit kann im Falle einer erhöhten Temperatur (30) in einer ersten Batteriezelle (121) mittels des Wärmeleitelements (20) Wärme zu wenigstens einer weiteren Batteriezelle (122) transportiert werden. Das Wärmeleitelement (20) ist ein Wärmerohr.

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Kühlvorrichtung

NºPublicación: DE102017009640A1 18/04/2019

Solicitante:

AUDI AG [DE]

Resumen de: DE102017009640A1

Kühlvorrichtung zur Kühlung wenigstens einer elektronischen oder elektrischen Komponente, insbesondere eines Energiespeichers, mit wenigstens einer Deckplatte, die mit wenigstens einer Kühlplatte in wenigstens einem Teilbereich der Deckplattenfläche in thermischem Kontakt steht, wobei die Kühlplatte mit wenigstens einer Kühlleitung in thermischem Kontakt steht und wobei die Kühlplatte, die Kühlleitung und die freiliegende Deckplattenfläche mit einem Isolationsmittel belegt sind.

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Vorrichtung zur Kühlung mindestens einer Batteriezelle eines Batteriemoduls

NºPublicación: DE102017218250A1 18/04/2019

Solicitante:

VOLKSWAGEN AG [DE]

Resumen de: DE102017218250A1

Es wird eine Vorrichtung (100) zur Kühlung mindestens einer Batteriezelle (201) eines Batteriemoduls (200) vorgeschlagen, wobei die Vorrichtung (100) ein plattenförmiges Wärmeübertragungselement (10) umfasst und wobei die Vorrichtung (100) zur Kompensation einer Ausdehnung der Batteriezelle (201) des Batteriemoduls (200) ausgebildet ist.

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MULTI-CHIP CHARGING DEVICE AND METHOD

NºPublicación: WO2019071439A1 18/04/2019

Solicitante:

SHENZHEN TRANSSION COMMUNICATION LTD [CN]

Resumen de: WO2019071439A1

A multi-chip charging device and method, which are used for charging batteries and which are characterized in comprising: a power supply input interface, a control unit, multiple charging chips and multiple switch tubes; each switch tube is connected to a charging chip, and the power input interface is connected to the switch tubes, the charging chips being connected to a battery, and the control unit being connected to the switch tubes; the control unit determines a target charging chip from among the multiple charging chips according to the current required power of the battery and controls the switch tube that is connected to the target charging chip to connect such that a charging current that is inputted by the power supply input interface is transmitted to the target charging chip by means of the connected switching tube so as to charge the battery. By means of using the multi-chip charging device, the phenomenon of heating that is caused by a large current charging may be effectively alleviated, thus extending the service life of a charging chip and helping to improve user experience.

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BATTERY SYSTEM

NºPublicación: WO2019073757A1 18/04/2019

Solicitante:

PANASONIC IP MAN CO LTD [JP]

Resumen de: WO2019073757A1

In battery modules (10a-10c), processing circuits (112-132) manage battery units (B1-B3) connected to power lines (Pp, Pm). Communication circuits (113-133) communicate data to be transmitted or received by the processing circuits (112-132). Isolation circuits (114-134) DC-isolates between the first terminals of the communication circuits (113-133) and the positive electrode terminals or the negative electrode terminals of the battery units (B1-B3) and between the second terminals of the communication circuits (113-133) and a conductive body set to a potential common to the battery modules (10a-10c) except the power lines (Pp, Pm).

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AQUEOUS BATTERIES WITH A MEDIATOR-ION SOLID STATE ELECTROLYTE

NºPublicación: US2019115613A1 18/04/2019

Solicitante:

UNIV TEXAS [US]

WO_2017218643_A1

Resumen de: US2019115613A1

The present disclosure relates to aqueous batteries in which a mediator-ion solid state electrolyte provides ion channels through which an alkali metal ion passes during operation of the batteries, but which blocks passage of the catholyte or anolyte.

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POSITIVE ELECTRODE PLATE AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

NºPublicación: US2019115598A1 18/04/2019

Solicitante:

TOYOTA MOTOR CO LTD [JP]

Resumen de: US2019115598A1

A positive electrode plate includes a positive electrode composite material layer. The positive electrode composite material layer contains at least a positive electrode active material and a flame retardant. The flame retardant contains phosphorus (P) or sulfur (S). The flame retardant has a thermal decomposition temperature not lower than 80° C. and not higher than 210° C. A value calculated by dividing a porosity (%) of the positive electrode composite material layer by an amount (mass %) of P and S contained in the positive electrode composite material layer is not smaller than 5 and not greater than 5000.

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COOLING DEVICE AND BATTERY MODULE HAVING THE SAME

NºPublicación: US2019115637A1 18/04/2019

Solicitante:

HYUNDAI MOTOR CO LTD [KR]
KIA MOTORS CORP [KR]

Resumen de: US2019115637A1

A cooling device, which cools a battery by effectively dissipating heat generated from the battery, which is used, for example, in eco-friendly vehicles, is provided to increase the rate of battery charging and the reliability of the battery. The cooling device includes a pair of coolant pipes that introduce and discharge a coolant and a cooling channel that connects the coolant pipes to each other to move the coolant from a first coolant pipe to a second coolant pipe. Additionally, a heat transfer plate is coupled to the cooling channel and has a contact surface configured to be in surface contact with a heat-emitting element.

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Surface-Stabilized Anode Active Material Particulates for Lithium Batteries and Production Method

NºPublicación: US2019115617A1 18/04/2019

Solicitante:

NANOTEK INSTRUMENTS INC [US]

Resumen de: US2019115617A1

Provided is a surface-stabilized anode active material particulate (for use in a lithium battery), comprising: (a) one or a plurality of prelithiated or un-prelithiated anode active material particles (with or without a coating of carbon, graphene, or ion-conducting polymer); (b) a protecting polymer layer that wraps around, embraces or encapsulates the one or plurality of anode active material particles, wherein the protecting polymer layer has a thickness from 0.5 nm to 5 μm, and a lithium ion conductivity from 10−8 S/cm to 5×10−2 S/cm at room temperature and the protecting polymer layer contains a polymer selected from poly(ethylene oxide) (PEO), polypropylene oxide (PPO), poly(acrylonitrile) (PAN), poly(methyl methacrylate) (PMMA), poly(vinylidene fluoride) (PVdF), poly bis-methoxy ethoxyethoxide-phosphazene, polyvinyl chloride, poly(vinylidene chloride), polydimethylsiloxane, poly(vinylidene fluoride)-hexafluoropropylene (PVDF-HFP), polyethylene glycol (PEG), a PEG derivative, polyethylene glycol methyl ether, polyethylene glycol dimethyl ether, a sulfonated polymer, or a combination thereof.

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BATTERY THERMAL FIN AND METHOD OF THERMAL ENERGY TRANSFER USING A THERMAL FIN

NºPublicación: US2019115639A1 18/04/2019

Solicitante:

FORD GLOBAL TECH LLC [US]

DE_102018125490_A1

Resumen de: US2019115639A1

An exemplary battery assembly includes, among other things, a frame, and a thermal fin extending through an aperture in the frame. The thermal fin is configured to transfer thermal energy between a battery cell and a thermal exchange plate. An exemplary method of thermal energy transfer within a battery pack includes, among other things, transferring thermal energy between at least one battery cell and a thermal exchange plate using a thermal fin that extends through an aperture in a frame.

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FABRICATION METHOD OF COMPOSITE MATERIAL BASED ON CATHODE ACTIVE MATERIAL AND SOLID ELECTROLYTE, AND FABRICATION METHOD OF CATHODE FOR ALL SOLID CELL INCLUDING THE SAME

NºPublicación: US2019115615A1 18/04/2019

Solicitante:

HYUNDAI MOTOR CO LTD [KR]
KIA MOTORS CORP [KR]
IUCF HYU [KR]

DE_102017223645_A1

Resumen de: US2019115615A1

Provided are a method of fabricating a composite material and a method of fabricating a cathode for an all solid cell including the same. The method of fabricating the solid electrolyte composite material may include a cathode active material as a core and a solid electrolyte as a shell.

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BATTERY CELL MONITORING SYSTEM

NºPublicación: US2019115635A1 18/04/2019

Solicitante:

NEAPCO INTELLECTUAL PROPERTY HOLDINGS LLC [US]
AWARE MOBILITY LLC [US]

Resumen de: US2019115635A1

A battery cell monitoring system and method of operating the battery cell monitoring system are provided. The system includes a sense line. A plurality of cell sense units each include a tank circuit having a center frequency and are electrically connected to the sense line. A cell sense reader unit electrically couples to the sense line and includes a variable frequency radio frequency generator for outputting a radio frequency signal having a signal frequency that is variable to the plurality of cell sense units. The cell sense reader unit measures an impedance of the sense line as the signal frequency varies and determines the center frequency of each of the cell sense units. The cell sense reader unit is also configured to determine a cell voltage of each battery cell electrically connected to one of the plurality of cell sense units based on the center frequency determined.

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BATTERY CELL MONITORING SYSTEM

NºPublicación: US2019115636A1 18/04/2019

Solicitante:

NEAPCO INTELLECTUAL PROPERTY HOLDINGS LLC [US]
AWARE MOBILITY LLC [US]

Resumen de: US2019115636A1

A battery cell monitoring system and method of operating the system are provided. The system includes a plurality sense lines and a plurality of cell sense units that each include an active semiconductor device are electrically coupled to the sense lines for transferring a device current characteristic of a bias voltage based on an input device voltage applied thereto. A cell sense reader unit includes a voltage generator for outputting the input voltage to the cell sense units in an alternating fashion across each of the sense lines. The cell sense reader unit includes a current measuring device for sampling the device current output from the active semiconductor device as the input device voltage is alternated. The cell sense reader unit calculates the bias voltage and determines a cell voltage of each of a plurality of battery cells each connected to one of the cell sense units.

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CONDUCTIVE GRAPHITE FLUORIDE AND A METHOD OF MAKING

NºPublicación: US2019115597A1 18/04/2019

Solicitante:

INDIANA UNIV RESEARCH AND TECHNOLOGY CORPORATION [US]

Resumen de: US2019115597A1

The present disclosure relates to materials and more particularly to conductive materials. More particularly, the present disclosure relates to conductive materials comprising graphite fluoride and a polymer.

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ELECTRONIC DEVICE, DISCHARGING METHOD FOR THE SAME, AND CHARGING METHOD FOR THE SAME

NºPublicación: US2019115628A1 18/04/2019

Solicitante:

GETAC TECH CORPORATION [TW]

Resumen de: US2019115628A1

An electronic device includes a power transmit port, a first battery unit, a second battery unit, a first voltage-controlled conducting circuit, a first selective conducting circuit, a second voltage-controlled conducting circuit, a second selective conducting circuit and a processing unit. The first and second voltage-controlled conducting circuit connects the corresponding battery unit to the power transmit port in electric when the voltage of the corresponding battery unit is higher than the voltage of the power transmit port. The first selective conducting circuit connects the first battery unit to the power transmit port in electric according to a first turn-on signal. The second selective conducting circuit connects the second battery unit to the power transmit port in electric according to a second turn-on signal. The processing unit generates the first turn-on signal and the second turn-on signal in selective.

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BATTERY CAP ASSEMBLY AND SECONDARY BATTERY

NºPublicación: US2019115612A1 18/04/2019

Solicitante:

CONTEMPORARY AMPEREX TECH CO LIMITED [CN]

Resumen de: US2019115612A1

The present disclosure provides a battery cap assembly and a secondary battery. The battery cap assembly comprises a cap plate, a first electrode terminal and a first connecting piece. The cap plate is made of insulating material and includes a first terminal hole; the first electrode terminal is provided to the cap plate and extends into the first terminal hole; the first connecting piece is provided below the cap plate. The first connecting piece includes a first connecting portion connected with the first electrode terminal, an upper surface of the first connecting portion is attached to the cap plate. The secondary battery comprises an electrode assembly, a case and the battery cap assembly. The case receives the electrode assembly and has an opening. The cap plate is connected with the case, the first connecting portion of the first connecting piece is electrically connected with the first electrode plate.

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BATTERY MODULE

NºPublicación: US2019115614A1 18/04/2019

Solicitante:

HONDA MOTOR CO LTD [JP]

Resumen de: US2019115614A1

A battery module includes: a cell stack which is constituted by stacking a plurality of cells in a first direction and includes a first surface, a second surface, a third surface, a fourth surface, a fifth surface, and a sixth surface; a pair of end plates which is disposed on the first surface and the second surface of the cell stack; and a frame which connects the pair of end plates. The frame includes a pair of connection frames disposed on the third surface and the fourth surface of the cell stack, and a base plate disposed on the sixth surface of the cell stack. The pair of end plates each has a protruding portion in a surface facing the base plate, and the base plate has a groove portion which accommodates the protruding portion and extends in the first direction.

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BATTERY MODULE WITH HEAT DISSIPATING ENCAPSULANT MATERIAL AND METHODS THEREFOR

NºPublicación: US2019115638A1 18/04/2019

Solicitante:

A123 SYSTEMS LLC [US]

KR_20180124140_A

Resumen de: US2019115638A1

Disclosed herein, is a battery module that comprises an encapsulant material exhibiting improved thermal transfer and heat dissipation characteristics. In one example embodiment, the battery module comprises a “stack” of cells, wherein at least some of the cells, and optionally each cell, is not separated by a metal plate or tab-shaped heat sink layer, and instead, the cells are substantially surrounded by an encapsulant material and stacked directly upon one another.

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INCREASING THE SERVICE LIFE OF SILICON-BASED NEGATIVE ELECTRODES BY PARTICLES WITH A SILICON OXIDE AND LIPON COATING

NºPublicación: US2019115593A1 18/04/2019

Solicitante:

VOLKSWAGEN AG [DE]

DE_102017218388_A1

Resumen de: US2019115593A1

The present invention relates to silicon-based active material for negative electrodes, in particular electrodes with increased service life, in particular for use in batteries, a method for their manufacture, and negative electrodes, batteries, and devices that contain this silicon-based active material.

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LITHIUM-ION SECONDARY BATTERY AND ASSEMBLED BATTERY

NºPublicación: US2019115621A1 18/04/2019

Solicitante:

KANEKA CORP [JP]

JP_WO2017213149_A1

Resumen de: US2019115621A1

In the present invention, a lithium-ion secondary battery includes: a laminate including a positive electrode, a negative electrode, and a separator; a nonaqueous electrolyte solution; terminals; and an inclusion body. The negative electrode includes: a negative electrode active material including a titanium-containing oxide; and at least one negative electrode additive selected from a carbon material, a silicon-based material, a tin-based material, and a bismuth-based material. A relation between a weight (Ma) of the negative electrode additive and a weight (Mt) of the negative electrode active material is 1.0 traducir

NEGATIVE ELECTRODE MATERIAL, LITHIUM ION SECONDARY BATTERY, METHOD OF MANUFACTURING NEGATIVE ELECTRODE MATERIAL

NºPublicación: US2019115588A1 18/04/2019

Solicitante:

TOYOTA MOTOR CO LTD [JP]

Resumen de: US2019115588A1

A negative electrode material includes at least a graphite particle and a first metal oxide. The graphite particle includes at least one open pore. The graphite particle has a porosity not lower than 13% and not higher than 66%. The first metal oxide adheres to an inner wall of the open pore. The first metal oxide is lithium ion conductive and electron conductive. The first metal oxide is not smaller than 0.5 part by mass and not greater than 20 parts by mass with respect to 100 parts by mass of graphite particle.

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Überwachungsvorrichtung und Überwachungsverfahren für einen Batteriekühlkreislauf

Nº publicación: DE102018007665A1 18/04/2019

Solicitante:

DAIMLER AG [DE]

Resumen de: DE102018007665A1

Die Erfindung betrifft eine Überwachungsvorrichtung (1) für einen Batteriekühlkreislauf (4) einer Batterie (3) eines Fahrzeugs mit einem Sensor (2) zur Erfassung eines Isolationsfehlers der Batterie (3). Erfindungsgemäß ist der Batteriekühlkreislauf (4) fluidisch mit einem Antriebskühlkreislauf (5) einer Antriebseinheit (6) des Fahrzeugs gekoppelt. Es ist ein Füllstandssensor (8) zur Ermittlung eines Füllstands eines Kühlmediums (M) innerhalb eines Ausgleichsbehälters (7) des Antriebskühlkreislaufs (5) vorgesehen. Weiterhin ist eine Auswerteeinheit (9) vorgesehen, welche anhand von Signalen (S1) des Füllstandssensors (8) bei Unterschreitung eines vorgegebenen Füllstands des Kühlmediums (M) innerhalb des Ausgleichsbehälters (7) eine Leckage im Batteriekühlkreislauf (4) erkennt und anhand von Signalen (S2) des Sensors (2) zur Erfassung des Isolationsfehlers bei Vorliegen eines Isolationsfehlers die Erkennung der Leckage plausibilisiert.Die Erfindung betrifft weiterhin ein Überwachungsverfahren für einen Batteriekühlkreislauf (4) eines Fahrzeugs.

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