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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 5. Отображено 5.
15-08-2023 дата публикации

Electrode and preparation method thereof, battery and battery application

Номер: CN116598509A
Принадлежит:

The invention discloses an electrode and a preparation method thereof, a battery and battery application. The electrode comprises a current collector and an active layer combined with the current collector, the active layer contains an SEI film-forming additive, and the SEI film-forming additive comprises an unsaturated organic matter. According to the electrode, the SEI film-forming additive of unsaturated organic matter is added into the active layer contained in the electrode, and the SEI film-forming additive can participate in and form a stable artificial SEI film in the first charging and discharging process of the battery or before the first charging and discharging process, so that the amount of components such as organic components and lithium ions consumed in electrolyte in the charging and discharging process of the battery is effectively reduced; and the irreversible capacity in the battery is effectively reduced, so that the first coulombic efficiency and the cycle performance ...

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06-07-2016 дата публикации

Grate seals wind sealing device

Номер: CN0205372583U
Принадлежит:

... 本实用新型公开了一种炉排密封风密封装置,包括密封风腔体,密封风腔体顶部设有压罩,该压罩为底部敞开的空心罩,压罩顶部与密封风腔体顶部之间存在间隙,形成一中空腔,压罩顶部开有第一通孔,中空腔内设有尺寸大于第一通孔且可在中空腔内自由移动的滑块,滑块中心设有第二通孔,滑块上围绕第二通孔固定有环状填料箱,填料箱内填充有密封填料,密封填料用压盖压紧,压盖上设有第三通孔;密封风腔体顶部开有腰型孔,第一通孔的孔径大于填料箱外径;第一通孔、第二通孔、第三通孔以及腰型孔均具有相同的中心轴线。该装置的密封效果不因驱动连杆的运动角度变化而降低。既让炉排驱动连杆运动顺畅,又确保炉排内热风不泄露,密封效果好。 ...

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30-05-2023 дата публикации

Battery monomer, battery and electric device

Номер: CN116190934A
Принадлежит:

The invention provides a battery monomer, a battery and a power utilization device, and belongs to the technical field of batteries. Each battery monomer comprises an electrode body, a tab and a connecting piece; the tab is provided with a first side edge and a second side edge which are opposite, the first side edge of the tab is connected with the electrode body, and the connecting piece is connected with the second side edge of the tab. Wherein a bending part is arranged between the first side edge and the second side edge of the tab. According to the battery monomer provided by the invention, the possibility that the tabs are pulled and broken when the battery monomer is expanded can be reduced, and the reliability of the battery monomer is improved.

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30-05-2023 дата публикации

Battery monomer, manufacturing device of shell of battery monomer, battery and power utilization device

Номер: CN116190869A
Принадлежит:

The invention provides a battery monomer, a manufacturing device of a shell of the battery monomer, a battery and a power utilization device, and belongs to the technical field of batteries. The shell is provided with an accommodating cavity and comprises a top part, a bottom part and a side part. The bottom is opposite to the top, and the side part is connected with the top and the bottom to form an accommodating cavity. Wherein at least one of the top and the bottom comprises a body area and an extension area which are connected with each other, and the thickness of the extension area is smaller than that of the body area. When the expansion volume of the electrode assembly is increased, the extension area can provide a certain reserved expansion space for the electrode assembly, so that the extrusion of the shell on the electrode assembly is reduced, and the reliability of the battery monomer is improved.

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25-08-2023 дата публикации

Cathode pole piece, lithium ion battery and electric device

Номер: CN116646527A
Принадлежит:

The invention provides a cathode plate, a lithium ion battery and an electric device. A cathode plate includes: a current collector; the active material layer is arranged on at least one surface of the current collector, the active material layer comprises a cathode active material and an inorganic single-ion conductor material, or the active material layer comprises the cathode active material of which the surface is coated with the inorganic single-ion conductor material; the ionic conductivity of the inorganic single-ion conductor material is greater than or equal to 3 * 10 <-3 > S/cm; and the coating weight of the active material layer is 24 mg/cm < 2 > to 43 mg/cm < 2 >. The invention also provides a lithium ion battery comprising the cathode pole piece and an electric device comprising the lithium ion battery.

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