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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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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 13. Отображено 13.
30-06-2023 дата публикации

Superfine denier regenerated cellulose fiber and preparation method thereof

Номер: CN116356442A
Принадлежит:

The invention relates to the technical field of textile, and provides a superfine denier regenerated cellulose fiber and a preparation method thereof, the linear density of the fiber is 0.33-0.55 dtex, the dry breaking strength of the fiber is 2.00-2.60 cN/dtex, the wet breaking strength of the fiber is 1.00-1.40 cN/dtex, and the superfine denier regenerated cellulose fiber is large in specific surface area, small in flexural rigidity, good in moisture absorption and air permeability, soft in hand feeling, soft and fine in gloss, and good in moisture absorption and air permeability. The fabric is excellent in quality, light and thin in texture and higher in grade. The preparation method comprises the following steps: 1) preparing a blended spinning solution; 2) spinning and forming; and 3) refining treatment. A plasticizer and a thickening agent are added into a blended spinning solution, the high viscosity and spinnability of a system can be guaranteed under the condition that the cellulose ...

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23-05-2023 дата публикации

Electric heating health-care knitted underwear and manufacturing method thereof

Номер: CN116138518A
Принадлежит:

The invention relates to the technical field of clothes, and provides electric heating health-care knitted underwear and a manufacturing method thereof. The electric heating health-care knitted underwear comprises an underwear body, a patch and an electric heating assembly, wherein the electric heating assembly comprises a power supply and a heating sheet. The heating piece is arranged on the patch, and when the patch is attached to the to-be-heated area, the power source is used for powering on the heating piece, so that the heating piece works, the to-be-heated area is heated, the temperature of the human body is kept at the proper temperature, and the effect of actively defending against cold and keeping warm is achieved. Besides, the periphery of the to-be-heated area is provided with the first connecting part, and the patch is provided with the second connecting part, so that when the underwear body needs to be cleaned, the connection between the first connecting part and the second ...

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01-08-2023 дата публикации

Conductive yarn with dual-core-shell structure, preparation method of conductive yarn and optical/electric dual-drive heater

Номер: CN116516541A
Принадлежит:

The invention relates to the technical field of conductive yarns, in particular to a dual-core-shell structure conductive yarn and a preparation method thereof and an optical/electric dual-drive heater, the dual-core-shell structure conductive yarn comprises a yarn body, the surface of the yarn body becomes a rough surface with a plurality of grooves and pits after plasma etching, a photo-thermal conversion layer capable of reducing resistance is attached to the rough surface, and the surface of the yarn body is coated with a conductive layer. The surface of the photo-thermal conversion layer is wrapped with a protective layer used for further reducing resistance and preventing the photo-thermal conversion layer from being oxidized, the photo-thermal conversion layer is composed of tight and continuous MXene nanosheets, the protective layer is a PEDOT: PSS coating, and the PEDOT: PSS coating has excellent washing resistance, excellent electric heating and photo-thermal conversion performance ...

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11-08-2023 дата публикации

Preparation method of composite coating infrared stealth fabric and infrared stealth fabric

Номер: CN116575233A
Принадлежит:

The invention discloses a method for preparing a composite coating infrared stealth fabric. The method comprises the following steps: (1) pre-treating the fabric; (2) preparing graphene slurry; (3) adhering the graphene slurry; the method has the advantages that in the step (1), the fabric is washed to be neutral through alkali washing, impurities in the fabric are removed, and a stable raw material is provided for follow-up treatment; the method comprises the following steps: (1) performing a series of physical and chemical modifications on the surface of the fabric through plasma treatment to enhance hydrophilicity and adhesiveness; in the step (3), the graphene paste is attached, so that the adhesiveness of the fabric is further improved, a basis is provided for attachment of MXene, graphene and the water-based acrylic emulsion also have low infrared reflectivity, and due to the synergistic effect of graphene, the water-based acrylic emulsion and MXene, the infrared stealth capacity ...

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31-08-2021 дата публикации

Wind coat suit for women

Номер: CN214071819U

The utility model discloses a wind coat suit for women, which comprises a wind coat body and a mask, and two buttons are arranged on the outer side of a lapel of the wind coat body; the two hanging lugs of the mask are respectively hooked on the two buckles, and the lapel is not deformed due to the elasticity of the hanging lugs; when the turndown collar is in a turned-down state, the mask is shielded and hidden between the wind coat body and the turndown collar by the turndown collar. The mask is fixed between the lapel and the front piece, and the gloves are placed in the cavity between the cover piece and the sleeves, so that the mask and the gloves are prevented from being polluted by the external environment, and the problem that the mask and the gloves are inconvenient to carry is solved; the mask and the gloves can be independently placed and are not in contact with articles in common positions such as pockets, so that the problem that the used mask and gloves can pollute other articles ...

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25-08-2023 дата публикации

Special date region electricity consumption prediction method and system, terminal and medium

Номер: CN116644864A
Принадлежит:

The invention relates to the field of power consumption prediction, and particularly discloses a special date regional power consumption prediction method and system, a terminal and a medium, and the method comprises the steps: obtaining the regional power consumption of a special date in each year of previous N years, and recording the regional power consumption as a second historical regional power consumption; obtaining regional electricity consumption M days before the special date, and recording the regional electricity consumption as first historical regional electricity consumption; taking the first historical regional electricity consumption as input, and adopting a first neural network prediction model to predict the regional electricity consumption on the special date to obtain a first regional electricity consumption predicted value; and taking the second historical region electricity consumption and the first region electricity consumption prediction value as input, and adopting ...

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01-08-2023 дата публикации

Preparation method of gingerol cellulose fiber

Номер: CN116516506A
Принадлежит:

The invention belongs to the technical field of textile, and provides a preparation method of gingerol cellulose fibers, which at least comprises the following steps: a, preparation of a gingerol grease-montmorillonite inclusion compound: dissolving gingerol grease in ethanol for dispersion, then dropwise adding into a Na-montmorillonite suspension liquid, and stirring to obtain the gingerol grease-montmorillonite inclusion compound; stirring and reacting at 78-82 DEG C to form a gingerol grease-montmorillonite inclusion compound; b, preparation of the gingerol cellulose fiber: mixing the gingerol grease-montmorillonite inclusion compound with a cellulose viscose solution, and preparing the gingerol cellulose fiber through a wet spinning process. The preparation method comprises the following steps: intercalating dispersed gingerol grease between montmorillonite layers by utilizing a montmorillonite lamellar sandwich structure to form an inclusion compound, uniformly blending the inclusion ...

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04-08-2023 дата публикации

Textile-based wave-absorbing material with electromagnetic wave absorption characteristic and flexibility as well as preparation method and application of textile-based wave-absorbing material

Номер: CN116536909A
Принадлежит:

The invention relates to the technical field of wave-absorbing materials, in particular to a textile-based wave-absorbing material with electromagnetic wave absorption characteristic and flexibility as well as a preparation method and application of the textile-based wave-absorbing material, the preparation method comprises the following steps: dipping an aramid fiber fabric subjected to plasma treatment in a ZIF-67 solution, performing ultrasonic dipping and drying to obtain a ZIF-67 modified wave-absorbing fabric, dipping the ZIF-67 modified wave-absorbing fabric in an MXene solution, and performing ultrasonic drying to obtain a ZIF-67 modified wave-absorbing fabric; according to the present invention, the ZIF-67/MXene composite modified wave-absorbing fabric is prepared through the impregnation process, the flexible textile aramid fiber fabric is adopted as the substrate, the effective compounding of the ZIF-67 and the MXene is achieved, the composite material has characteristics of ...

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25-08-2023 дата публикации

Image compression method and device, server and image compression system

Номер: CN116647686A
Принадлежит:

The invention provides an image compression method and device, a server and an image compression system. The method comprises the following steps: acquiring original image data and image compression configuration information; determining pixel positive correlation information according to the original image data and the image compression configuration information; screening target pixel points in the original image data according to the pixel positive correlation information; and generating corresponding compressed image data according to the pixel information of the target pixel point. According to the method provided by the scheme, image compression is carried out based on the target pixel points in the original image according to the pixel positive correlation information, and it can be ensured that the compressed image data has high quality even under the condition of a high compression ratio.

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29-06-2016 дата публикации

A test device for testing U type and C type furred ceiling bear fossil fragments mechanical properties

Номер: CN0205352682U
Принадлежит:

... 本实用新型涉及建筑材料试验装置技术领域,具体提供了一种用于测试U型和C型吊顶承载龙骨力学性能的试验装置,包括龙骨试验架、力加载装置、垫板、至少四个吊件,每个吊件均设置有容纳U型和C型吊顶承载龙骨的容纳腔,多根U型或所述C型吊顶承载龙骨使用吊件吊装时,多根U型或C型吊顶承载龙骨相互平行且下表面垂直连接有多根覆面龙骨,垫板放置于多根U型或C型吊顶承载龙骨的上表面,力加载装置设置于龙骨试验架上,力加载装置可对垫板施加向下的加载力,龙骨试验架上设置有多个百分表,多个百分表的测量头抵接在U型或C型吊顶承载龙骨的下表面。解决了现有技术中存在的无法对U型和C型吊顶承载龙骨力学性能进行测量的技术问题。 ...

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28-04-2023 дата публикации

Graphene infrared stealth fabric, preparation method and infrared stealth outdoor clothes

Номер: CN116024806A
Принадлежит:

The invention relates to the technical field of clothing, and provides a graphene infrared stealth fabric, a preparation method and an infrared stealth outdoor garment. The fabric is coated with the graphene/MXene composite coating, due to the fact that single-layer carbon atoms of graphene are closely stacked to form a two-dimensional honeycomb lattice structure, the graphene is very good at dissipating heat in a radiation mode and has the excellent conductive characteristic, an isolation layer is formed on the surface of the fabric, infrared rays emitted by a human body are reflected, and therefore the infrared stealth effect can be achieved; the MXene material has the characteristics of high specific surface area and high conductivity of graphene, can effectively shield infrared rays emitted by a human body due to the characteristic of extremely low infrared emissivity, and is a very good infrared stealth material. Style design development is carried out on infrared stealth fabric, cuffs ...

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28-07-2023 дата публикации

Wave-absorbing printing paste, flexible light composite wave-absorbing fabric and preparation method and application of flexible light composite wave-absorbing fabric

Номер: CN116497615A
Принадлежит:

The invention relates to the technical field of electromagnetic wave absorbing materials, in particular to a wave-absorbing printing paste, a flexible light composite wave-absorbing fabric and a preparation method and application of the flexible light composite wave-absorbing fabric. The soft and light graphene-coated MXene-coated Fe3O4 composite wave-absorbing fabric integrated with antibiosis is prepared by adopting a simple one-step method, graphene provides dielectric loss, MXene constructs a conductive network on staggered fibers to adjust impedance matching, and meanwhile, a magnetic material Fe3O4 is introduced to further improve impedance matching and increase magnetic loss. Besides, abundant interfaces exist among the three materials and between the materials and the fabric, interface polarization can be generated, the wave-absorbing performance is further enhanced, the method is more environmentally friendly and easy and convenient to operate, and a new thought is provided for ...

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28-04-2023 дата публикации

Coking wastewater zero discharge treatment system and process

Номер: CN116022965A
Принадлежит:

The invention discloses a coking wastewater zero discharge treatment system which comprises an adjusting tank, a first-stage defluorination high-density tank, a second-stage hardness removal high-density tank, a multi-medium filter, an ultrafiltration device, a two-stage chelating resin hardness removal filter, an organic matter separation membrane device, a first-stage nanofiltration membrane device, a reverse osmosis membrane device, a reuse water tank and a sodium chloride evaporative crystallization device which are connected in sequence, in addition, the organic matter separation membrane device is further sequentially connected with a concentrated water nanofiltration membrane device, a sodium sulfate evaporation and concentration device, a sodium sulfate freezing and melting device, a mixed salt evaporation and crystallization device and a carnallite drying device. The invention also discloses a coking wastewater zero discharge treatment process. According to the invention, the removal ...

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