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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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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 8. Отображено 8.
26-02-2015 дата публикации

WOOD-PLASTIC MATERIAL AND PREPARATION METHOD THEREOF

Номер: WO2015024285A1
Автор: ZHANG, Donghai, XUE, Yang, WANG, Haosheng, CHEN, Yunfa
Принадлежит:

A preparation method of a wood plastic material: dissolving an initiator and a modifier in a solvent at first; adding the solvent, together with pretreated wood flour, to a gas-liquid-solid three-phase fluidized bed to allow the initiator and the modifier to be adsorbed on the surface of the wood flour; mixing, cross-linking and extruding the obtained modified wood flour and plastic monomer particles; and forming the wood plastic material by means of injection or hot press; the obtained product has strong interface bonding force and mechanical properties.

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Номер записи: 1
25-04-2023 дата публикации

Three-dimensional imaging system for soft tissue, skeleton and blood vessel of head, neck and maxillofacial region

Номер: CN116012522A
Автор: ZHANG DONGHAI
Принадлежит:

The invention discloses a three-dimensional imaging system for head, neck and maxillofacial region soft tissues, bones and blood vessels, and relates to the technical field of three-dimensional imaging. The system comprises an acquisition unit used for acquiring a plurality of CT images shot from a plurality of angles when a target to be imaged rotates around the same axial direction; the extraction unit is used for extracting the edge contour of each CT image in the plurality of CT images to obtain contour lines; the determining unit is used for determining the rotating axis corresponding to each contour line based on the rotating axis of the to-be-imaged target; the combination unit is used for combining the plurality of contour lines based on the angles corresponding to the contour lines and the rotation axes corresponding to the contour lines in the plurality of contour lines to obtain a three-dimensional contour image which corresponds to the to-be-imaged target and is composed of ...

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Номер записи: 2
29-12-2016 дата публикации

INSULATION COMPOSITION FOR DIRECT-CURRENT ULTRAHIGH VOLTAGE, PREPARATION METHOD, AND USES THEREOF

Номер: WO2016206242A1
Автор: XUE, Yang, QIAN, Xihui, WANG, Haosheng, ZHANG, Donghai, CHEN, Yunfa, LI, Xinxin, XU, Zhilei, SHEN, Hui, HAN, Shijian, CHEN, Dianlong
Принадлежит:

The present invention relates to an insulation composition for a direct-current ultrahigh voltage, a preparation method, and uses thereof. The composition comprises the following components: (A) graphene nanosheets; (B) layered metal double hydroxides; (C) a coupling agent; and (D) deionized water. The volume of the graphene nanosheets is 0.025vol% to 0.1vol% of that of the layered metal double hydroxides. The preparation method comprises: wet-milling graphene nanosheets and layered metal double hydroxides in a ball-milling machine, adding a coupling agent, and then dry-milling the mixture. The composite material of the present invention has excellent tracking resistance, electric corrosion resistance and flame retardance performance; mechanical performance of the material can be effectively improved; and the composite material can be used for preparing an insulation material for a direct-current ultrahigh-voltage power transmission line.

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Номер записи: 3
26-02-2015 дата публикации

WOOD FLOUR PRETREATMENT METHOD

Номер: WO2015024283A1
Автор: XUE, Yang, ZHANG, Donghai, LIU, Haidi, WU, Zhenjiang, CHEN, Yunfa
Принадлежит:

Provided is a method for introducing a mixture of low-viscosity silicone oil and active silicone oil into a three-phase circulating fluidized bed to modify wood flour. The wood flour manufactured by the method has excellent hydrophobicity and dampness resistance, and the manufactured wood-plastic material has excellent performance. In addition, compared with the prior art, the present invention is recyclable, environmentally friendly and efficient, has a simple process, and facilitates industrialization.

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Номер записи: 4
29-12-2016 дата публикации

ARC-RESISTANT SILICON RUBBER COMPOSITE MATERIAL, PREPARATION METHOD, AND USES THEREOF

Номер: WO2016206243A1
Автор: XUE, Yang, QIAN, Xihui, WANG, Haosheng, ZHANG, Donghai, CHEN, Yunfa, LI, Xinxin, XU, Zhilei, SHEN, Hui, HAN, Shijian, SUN, Hao
Принадлежит:

The present invention provides an arc-resistant silicon rubber composite material, a preparation method, and uses thereof. The composite material is mainly prepared by using the following raw materials: (A) at least one kind of silicon rubber; and (B) modified nano-expanded vermiculite, wherein the percentage of the weight of the component (B) modified nano-expanded vermiculite is 9% to 39% of the total weight of the component (A) and the component (B). The preparation method comprises: firstly, adding a silane coupling agent to modified nano-expanded vermiculite in a ball-milling machine so as to perform modification processing, and then mixing with silicon rubber. The composite material of the present invention has excellent anti-tracking performance and mechanical performance, also has high electrical performance such as a high breakdown strength as well as high flame retardance performance and high machinable performance, and can be used for manufacturing composite insulators for a ...

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Номер записи: 5
09-06-2016 дата публикации

THERMALLY CONDUCTIVE AND INSULATING EPOXY RESIN COMPOSITION AND PREPARATION METHOD THEREFOR AND USE THEREOF

Номер: WO2016086587A1
Автор: WANG, Haosheng, ZHANG, Donghai, XUE, Yang, CHEN, Yun, WU, Ruiwen, ZHANG, Jingkun, CHEN, Yunfa, GAO, Feng, CHEN, Zhuo, ZHANG, Hui, ZHANG, Zhong, YIN, Li, ZHANG, Chong, TIAN, Hao, YUAN, Duanpeng, HAO, Liucheng
Принадлежит:

An insulating epoxy resin composition with a high thermal conductivity and a preparation method therefor. The composition comprises the following components: (A) one or more epoxy resins; (B) one or more anhydride curing agents; (C) a boron nitride aggregate; and (D) a micro-nano inorganic particle composition, wherein the mass percentage of the component (C) is 50%-70% of the epoxy resin composition; and the mass percentage of the component (D) is 15%-35% of the epoxy resin composition. The composition provided by the present invention has electric properties, such as a high thermal conductivity and an excellent breakdown strength.

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Номер записи: 6
26-02-2015 дата публикации

WOOD-PLASTIC COMPOSITE MATERIAL AND MANUFACTURED METHOD THEREOF

Номер: WO2015024286A1
Автор: XUE, Yang, ZHANG, Donghai, WU, Xiaofeng, CHEN, Yunfa
Принадлежит:

Provided are a thermal insulating and soundproof wood-plastic composite material and manufacturing method thereof. After pretreating wood flour, the present invention adds modified hollow silicon dioxide particles as filler to be extrusion molded with plastic. The obtained wood-plastic composite material has excellent mechanical performance, and thermal insulating and soundproofing properties, and is environmentally friendly.

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Номер записи: 7
23-05-2023 дата публикации

Aeration device for sewage treatment

Номер: CN116143306A
Автор: ZHANG DONGHAI
Принадлежит:

The invention discloses an aeration device for sewage treatment, and relates to the technical field of deep nitrogen and phosphorus removal. The aeration device for sewage treatment comprises a fixed shell, a fixed pull block is fixedly connected to the front side of the outer wall of the fixed shell, a choke plate is hinged to the middle of the upper side of the fixed shell, and a connecting plate is fixedly connected to the outer wall of the choke plate. When the aeration device for sewage treatment is used, wind power blows a choke plate to deflect the choke plate, a connecting plate is pushed to enable a push block to extrude air in a connecting pipe downwards, so that the internal pressure of sealing leather is increased, the sealing leather expands after the internal air pressure of the sealing leather is increased, and meanwhile, a rotating drum tends to move downwards; when the internal pressure of the sealing leather is continuously increased, the force for pushing the rotary drum ...

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Номер записи: 8