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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 10. Отображено 10.
01-08-2023 дата публикации

Flow blocking device for steel mill and flow blocking method thereof

Номер: CN116511481A
Автор: SU XIAOFENG, GUO JIAN, DONG MINGYI, WANG ZIHOU, WANG HE
Принадлежит:

The invention discloses a flow blocking device for a steel mill and a flow blocking method of the flow blocking device, and belongs to the field of molten steel flow blocking, the flow blocking device for the steel mill comprises a long threaded steel rod, a flow blocking ball, an aluminum strip and a fixing band, the flow blocking ball is fixedly installed at the top of the long threaded steel rod, the aluminum strip is wound around the long threaded steel rod, and the fixing band is fixedly installed on the top of the long threaded steel rod. The long threaded steel rod and the aluminum strip are fixed through a fixing band. According to the invention, the aluminum strip is wound around the long threaded steel rod, so that the mechanism of causing blockage is that molten steel firstly generates chemical reaction with the aluminum strip when passing through the wall of the nozzle, small solid particles Al2O3 are mainly generated, and most of the small particles cannot be removed by floating ...

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Номер записи: 1
29-08-2023 дата публикации

Nuclear power source

Номер: CN116665946A
Автор: AN WEIJIAN, ZHAO SHOUZHI, HU GU, GUO JIAN, GE PANHE, LI MIN, WANG AO
Принадлежит:

The embodiment of the invention provides a nuclear power source which comprises a reactor core, the reactor core comprises a plurality of thermionic fuel elements, a coolant channel is formed in each thermionic fuel element and used for allowing a coolant to flow, and the nuclear power source further comprises a coolant loop used for receiving the coolant from the coolant channels and making the coolant circulate back to the coolant channels; an evaporation section of each heat transfer heat pipe is in heat conduction connection with the coolant loop; and each thermoelectric conversion module is in heat conduction connection with the condensation section of one heat transfer heat pipe so as to convert heat transmitted by the heat transfer heat pipes into electric energy. According to the embodiment of the invention, the coolant loop is utilized to export the heat of the thermionic fuel element out of the reactor core, the heat transfer heat pipe and the coolant loop are utilized to exchange ...

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Номер записи: 2
14-04-2023 дата публикации

Heat pipe, heat dissipation device and manufacturing method of heat pipe

Номер: CN115962668A
Автор: AN WEIJIAN, GE PANHE, GUO JIAN, KOKO, DING MINGZHE, ZHAO ZELONG, XU LINJIE
Принадлежит:

The embodiment of the invention provides a heat pipe, a heat dissipation device and a manufacturing method of the heat pipe. The heat pipe is used for being connected with a collector ring in a heat conduction mode and comprises a body section and a heat pipe body, the connector section is connected with the axial end face of one side of the body section, a connector cavity communicated with the body cavity is defined by the connector section, a matching face matched with the surface of the collector ring is formed on the surface of the side, back to the body section, of the connector section, and the matching face is used for being welded to the outer surface of the collector ring; the joint cavity and the body cavity are filled with the working medium; and the liquid absorption core is arranged in the connector cavity and the body cavity and used for providing capillary pressure for flowing of the working medium. According to the heat pipe and the heat dissipation device provided by the ...

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Номер записи: 3
12-05-2023 дата публикации

Nuclear power source

Номер: CN116110634A
Автор: AN WEIJIAN, GUO JIAN, KOKO, GE PANHE, FAN ZHENDONG, LIU JINHONG, LI XIAOHUI
Принадлежит:

The embodiment of the invention provides a nuclear power source. The nuclear power source comprises a reactor core used for providing heat; an evaporation section of each heat pipe is inserted into the reactor core, and a condensation section of each heat pipe extends out of the reactor core; the thermoelectric conversion module is arranged outside the reactor core, the thermoelectric conversion module comprises a plurality of first thermoelectric conversion elements, each first thermoelectric conversion element is of an annular structure, each first thermoelectric conversion element is arranged on the condensation section of one heat pipe in a sleeving mode, and the first thermoelectric conversion elements are in thermal connection with the condensation sections; the first cooling cavity is used for allowing a coolant to flow, the first cooling cavity is arranged outside the reactor core, the first cooling cavity and the reactor core are arranged at an interval, and the multiple first ...

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Номер записи: 4
27-08-2021 дата публикации

Detection device for metal products

Номер: CN214066720U
Автор: XU ZHONGWEI, HU LE, TAN JU, LI XIANQUAN, GUO JIAN, 胥忠伟, 胡乐, 谭菊, 李先全, 郭键
Принадлежит: CHONGQING CITY BEIBEI DISTRICT ALFA ALLOY MATERIALS RES INSTITUTE, CHONGQING CITY BEIBEI DISTRICT ALFA ALLOY MATERIALS RESEARCH INSTITUTE, 重庆市北碚区阿尔发合金材料研究所

The utility model relates to a detection device for metal products. The detection device comprises a movable seat, a clamping seat, a guide rod, a first threaded rod, a first transmission rod and a second transmission rod, a to-be-detected reinforcing steel bar penetrates through a clamping seat to reach a straightening roller, the straightening roller on a straightening top seat moves downwards to press the reinforcing steel bar through a hydraulic rod, a second motor is started to drive the straightening roller to rotate, and meanwhile, a third motor rotates to drive a first threaded rod to rotate, so that a movable seat moves forwards, and the reinforcing steel bar is pushed forwards; a steel bar penetrates through two clamping seats on the rear bending working platform, the two clamping seats clamp the steel bar, a fourth motor rotates to drive an output end gear to rotate and drive a third transmission rod connected in an engaged mode, and therefore a rotating seat is driven to rotate ...

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Номер записи: 5
14-07-2023 дата публикации

Thermoelectric power generation device and nuclear power source

Номер: CN116436340A
Автор: AN WEIJIAN, GUO JIAN, KOKO, GE PANHE, DING MINGZHE, ZHAO ZELONG, XU LINJIE
Принадлежит:

The embodiment of the invention provides a thermoelectric power generation device and a nuclear power source. The thermoelectric power generation device comprises a heat flow receiving cavity used for receiving a heat flow working medium; the heat flow return cavity is used for enabling the heat flow working medium to flow out; each hot flow channel is respectively communicated with the hot flow receiving cavity and the hot flow returning cavity; the cold flow receiving cavity is used for receiving a cold flow working medium, and the temperature of the cold flow working medium is lower than that of the hot flow working medium; the cold flow return cavity is formed between the heat flow receiving cavity and the heat flow return cavity and is used for enabling the cold flow working medium to flow out; the annular cold flow channels are formed on the radial outer side of the hot flow channel, and an annular space is formed between the annular cold flow channels and the hot flow channel; each ...

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Номер записи: 6
27-06-2023 дата публикации

Preparation method of titanium alloy investment casting shell of long and narrow blind cavity casting

Номер: CN116329485A
Автор: WANG HONG, CHAI JUNFU, GUO JIAN
Принадлежит:

The invention relates to a preparation method of a titanium alloy investment casting shell of a long and narrow blind cavity casting, and the preparation method comprises the following steps: injecting slurry with a high powder-liquid ratio into a long and narrow blind cavity structure of a module; therefore, the water content of the shell at the long and narrow blind cavity structure is reduced, the drying difficulty is reduced, and the strength of the shell at the long and narrow blind cavity structure is improved. In addition, by the adoption of the preparation method, uniform coating thickness can be formed in the whole cavity of the long and narrow blind cavity structure, the strength of the shell at the long and narrow blind cavity structure is improved, cracking of the shell in the dewaxing roasting process is reduced, and the quality of the shell and the metallurgical quality of a casting are improved.

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Номер записи: 7
22-06-2016 дата публикации

Medicine goods shelves monitoring devices

Номер: CN0205333124U
Автор: LIU JUN, YAN FANG, GUO JIAN, LIU TONGJUAN, YANG XI, ZHAO DONGJIE, XU YAN
Принадлежит:

... 本实用新型提供了一种药品货架监测装置，所述监测装置包含：处理模块、存储模块和传感模块；所述存储模块、所述传感模块分别与所述处理模块相连；其中，所述传感模块包含温湿度传感器、光照度传感器和运动传感器；所述温湿度传感器用于采集药品货架内的温度和湿度数据；所述光照度传感器用于采集药品货架内的光照数据；所述运动传感器用于采集药品货架的运动数据；所述处理模块用于获取所述运动数据、所述光照数据、所述温度和湿度数据并存储至所述存储模块。 ...

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Номер записи: 8
23-05-2023 дата публикации

Spatial nuclear reactor shield

Номер: CN116153547A
Автор: ZHAO ZELONG, KOKO, AN WEIJIAN, GUO JIAN, LI XIAOHUI, GE SIMIAO, LI MIN, LIU QIANG, LI QING, GE PANHE
Принадлежит:

The embodiment of the invention provides a shielding body of a space nuclear reactor, which is arranged on one side of a reactor body of the space nuclear reactor and is used for shielding neutron and photon radiation fields from the reactor body. The shielding body comprises a beryllium shielding layer which is used for reflecting and shielding neutrons from the reactor body; the tungsten shielding layer and the beryllium shielding layer are connected to the outer side of the tungsten shielding layer, the tungsten shielding layer and the beryllium shielding layer are coaxially arranged, and the tungsten shielding layer is used for shielding photons; the boron carbide shielding layer and the beryllium shielding layer are connected to the outer side of the boron carbide shielding layer, the boron carbide shielding layer and the beryllium shielding layer are coaxially arranged, and the boron carbide shielding layer is used for absorbing neutrons and reducing secondary photons generated by ...

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Номер записи: 9
11-07-2023 дата публикации

Safety rod for space nuclear reactor and space nuclear reactor

Номер: CN116417157A
Автор: KOKO, AN WEIJIAN, GUO JIAN, GE PANHE, LI QING, GE SIMIAO
Принадлежит:

The embodiment of the invention provides a safety rod for a space nuclear reactor and the space nuclear reactor, and the safety rod for the space nuclear reactor comprises a shielding part which is constructed to be of a columnar structure; the fuel part is arranged at one end of the shielding part in the axial direction; one part of the heat exchange mechanism is arranged in the fuel part, and the other part of the heat exchange mechanism extends out of the fuel part; a reactor core of an external reactor is provided with a channel used for containing the shielding part and allowing the shielding part to pass through, the fuel part is configured to move from a subcritical position separated from the channel to an operation position entering the channel along with the shielding part, and under the condition that the fuel part is located at the operation position, the part, extending out of the fuel part, of the heat exchange mechanism is located outside the reactor core. And a part of heat ...

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Номер записи: 10