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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.
25-08-2023 дата публикации

Manufacturing method of laminated array hole metal foil powder laying composite material

Номер: CN116638849A
Автор: WANG JIJIE, TONG JINLING, LIU XINGMIN, ZHANG HONGNING, NONG ZHISHENG, LIU YAGUANG, WANG FUHUI, LU SHAOWEI
Принадлежит:

The invention provides a manufacturing method of a laminated array hole metal foil powder laying composite material, and belongs to the field of additive manufacturing. A metal foil with a certain number of holes is used as a base material of the composite material, metal, ceramic and other powder are laid in the holes to serve as a reinforcing body for lamination, and digital slicing machining is utilized for integral forming; additive manufacturing is achieved through sintering, and a composite material product is formed through diffusion reaction. Powder splashing in the laser additive manufacturing process is prevented, the forming quality of parts is improved, the anisotropy of the metal-based composite material and the performance and the realization function of each part are different, the application scenes are greatly increased, the laminated additive manufacturing process is optimized, the cost and the time are saved, the manufacturing speed is high, and the manufactured composite ...

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Номер записи: 1
06-06-2023 дата публикации

CNT and MXene doped three-dimensional through hole structure composite conductive film and preparation method thereof

Номер: CN116230318A
Автор: LU SHAOWEI, CUI XIAOYU, LI WEI, LIU XINGMIN, NONG ZHISHENG, LI HONGMEI, MITSUDA MINAMI
Принадлежит:

The invention discloses a CNT and MXene-doped three-dimensional through hole structure composite conductive film and a preparation method, and belongs to the field of nano conductive films, in the CNT and MXene-doped three-dimensional through hole structure composite conductive film prepared by the method, a two-dimensional lamellar structure of MXene and a one-dimensional linear structure of CNT are matched with each other, the conductivity of the composite conductive film is effectively improved, and the conductivity of the composite conductive film is improved. The problems of loose distribution of conductive networks in the material and poor conductivity are solved. According to different application fields, different matrix resins and different conductive material proportions are selected to prepare the CNT and MXene doped three-dimensional through hole structure composite conductive film suitable for different application fields, the preparation method is simple, the success rate ...

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Номер записи: 2
07-07-2023 дата публикации

Extrusion forming method and equipment for continuous variable-wall-thickness pipe

Номер: CN116393536A
Автор: LIU CHUNZHONG, ZHANG HONGNING, WANG JIJIE, YANG SHUAI, TONG JINLING, FENG ZHE, MA SHICAI, LU TIANNI, NONG ZHISHENG, ZHANG ZHANWEI
Принадлежит:

The invention discloses an extrusion forming method and equipment for a continuous variable-wall-thickness pipe, and relates to the field of material processing and forming. Equipment and tools such as an extruder, materials and a mold are prepared, meanwhile, the materials are subjected to pretreatment and heating treatment, the preheated materials are fed into the extruder, and after being heated and pressurized, the materials are subjected to extrusion forming to obtain the continuous variable-wall-thickness pipe. The two ends of the profile are extruded and formed through the die, then the profile is extruded into the continuous variable cross-section material with the needed shape and size, and in the extrusion process, the continuous change of the cross-section shape and the wall thickness can be achieved by adjusting the parameters such as pressurization and heating and the speed of an extruder and adjusting the shape and the structure of the die. The variable-wall-thickness pipe ...

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Номер записи: 3
25-03-2015 дата публикации

High-temperature alloy material for die-casting die and method and application of high-temperature alloy material

Номер: CN104439152A
Автор: ZHU JINGCHUAN, NONG ZHISHENG, ZHAO XIAOLIANG, LIU YONG, LAI ZHONGHONG, ZHOU YI
Принадлежит:

The invention provides a high-temperature alloy material for a die-casting die and a method and application of the high-temperature alloy material. According to the high-temperature alloy material, based on an original die material of Ni-Fe-Co, an important Co element which is strategically rare and higher in cost is eliminated, an alloy element Mn which is cheaper in price is added, the contents of all alloy elements are appropriately adjusted, the novel high-temperature die material capable of being used under the atmosphere at the temperature ranging from 800 DEG C to 900 DEG C is designed and provided. The system of the material is Al-Cr-Fe-Mn-Ni-Ti. The alloy material has comprehensive functions of being low in density, high in strength, resistant to heat, wear and corrosion and the like, the preparation method is simple, and the material can be directly used without solid-solution-aging treatment. The alloy material serves as a substitute product of a traditional die alloy material ...

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Номер записи: 4
27-06-2023 дата публикации

Conductive heavy anti-corrosion coating and preparation method thereof

Номер: CN116333542A
Автор: MITSUDA MINAMI, LU SHAOWEI, NONG ZHISHENG, MA KEMING, ZHU MINGWEI, WANG ZHIQI, ZHANG HONGLIANG
Принадлежит:

The invention discloses a conductive heavy-duty anti-corrosion coating and a preparation method thereof.The conductive heavy-duty anti-corrosion coating is added with MXene/carbon nanotube filler, MXene in MXene/carbon nanotubes is a novel two-dimensional sheet material and has the advantages of being large in specific surface energy, good in flexibility, high in strength and the like, MXene is added into a coating system, the specific surface energy of MXene is greatly increased, and the conductive heavy-duty anti-corrosion coating is prepared. A compact physical shielding layer can be formed by utilizing a special two-dimensional lamellar structure, permeation of corrosion factors to a base material is slowed down, corrosion resistance of the coating to the base material is improved, and the corrosion rate of the material in a severe corrosion environment is greatly reduced; as the carbon nanotubes have excellent conductivity and large length-diameter ratio, a conductive network can be ...

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Номер записи: 5