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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 11. Отображено 11.
20-07-2011 дата публикации

Adjustable-length cable special for field inspection of comprehensive automatic system of substation

Номер: CN0102126650A
Автор: ZHENG XU, YINGHUI LI, YINGWEI BAI, JING XIAO, KUNSHUANG ZHU, ZHENFENG HAN, YING LI, YANBO WANG, JIAN LI, XU ZHENG, LI YINGHUI, BAI YINGWEI, XIAO JING, ZHU KUNSHUANG, HAN ZHENFENG, LI YING, WANG YANBO, LI JIAN
Принадлежит:

The invention discloses an adjustable-length cable special for field inspection of a comprehensive automatic system of a substation. The cable comprises a middle shell, wherein a left shell and a right shell are arranged on the left side and the right side of the middle shell respectively; the side wall of the right shell is provided with a right cable outlet; the side wall of the left shell is provided with a left cable outlet; a shaft seat is arranged in the middle shell; a right cable wheel shaft is arranged on the shaft seat; a right cable wheel shaft inner cavity is formed in the right cable wheel shaft; a right cable wheel and a driven gear are fixedly arranged on the right cable wheel shaft; a cable is arranged on the right cable wheel; the right end of the cable extends out of the right shell through a right cable outlet; the left end of the cable extends into the right cable wheel shaft inner cavity from the side wall of the right cable wheel shaft and extends out of the left shell ...

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Номер записи: 1
08-09-2010 дата публикации

Low melting point lead-free solder alloy

Номер: CN0101392337B
Автор: XIANBIN DAI, SIYONG ZHAO, ZHIHONG CAI, YUHANG ZHANG, ZHENFENG HAN, DAI XIANBIN, ZHAO SIYONG, CAI ZHIHONG, ZHANG YUHANG, HAN ZHENFENG
Принадлежит:

The invention discloses a lead-free solder alloy with a low melting point, which is composed of the following components: 53.0wt percent to 65.0wt percent of Bi, 0.02wt percent to 0.5wt percent of Cu, 0.01wt percent to 0.43wt percent of Ag, 0.01wt percent to 0.4wt percent of Ni, 0.001wt percent to 0.6wt percent of RE, and Sn as the rest. The invention is the lead-free solder alloy of a low melting point that can improve brittleness, enhance tractility and plasticity, be easy to be manufactured into thread-solder and have high reliability of welding spots. The lead-free solder alloy with a lowmelting point is applied to the welding of heat sensitive components and parts and the step soldering of electronic components and parts.

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Номер записи: 2
29-10-2014 дата публикации

Special debugger for substation automatic system

Номер: CN104124627A
Автор: HAN ZHENFENG, ZHANG JIN, YANG RONGHUA, LI YING, LI YINGHUI, WANG YANBO, YAN CHAO, HAN WEI, SONG NA, FENG YAN, SHI LU, ZHANG WENJUAN, LI YONGCHAO, WANG XUELI, TANG PEIPEI, FENG YINGCHUN, CHENG FEILONG, YU LONG, LIU WENJING
Принадлежит:

Disclosed is a special debugger for a substation automatic system. The special debugger for the substation automatic system comprises a host, wherein an IPC (Industrial Personal Computer) and a display screen are built in the host, the host is arranged in a case, a partition board and a supporting plate are horizontally arranged inside the case, the host is arranged on the top surface of the partition board, the partition board is arranged above the supporting plate, a lifting device is arranged inside the case and is composed of an extensible supporting connecting rod and a hydraulic cylinder, the partition board is provided with a first matching groove, the supporting plate is provided with a second matching groove, the supporting connecting rod is arranged inside the first matching groove and the second matching groove, the hydraulic cylinder is fixed onto the case, the free end of the hydraulic cylinder is hinged to the upper portion of the supporting connecting rod, the upper end of ...

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Номер записи: 3
12-03-2014 дата публикации

Monitoring device for telecontrol channel fault

Номер: CN103633740A
Автор: HAN ZHENFENG, YANG RONGHUA, LI YING, ZHANG JIN, LI YINGHUI, WANG YANBO, YAN CHAO, HAN WEI, FENG YAN, SONG NA, SHI LU
Принадлежит:

A monitoring device for telecontrol channel fault comprises a controller; a host and a GSM (global system for mobile) module are arranged in the controller; the host comprises a power supply module, a CPU (central processing unit) board, a communication interface board and a liquid crystal control board; the controller is mounted in a transparent shell and is provided with a display screen connected with the liquid crystal control board. The equipment can be matched with various on-site actual conditions according to the configuration condition and the mounting and wiring modes of a design device of the current substation telecontrol system equipment, and the adaptivity is good; after the fault and hidden danger are found, a clear alarm display exists on the front panel screen of the equipment, detailed information such as an alarm node, an address and occurring time are cleared, and meanwhile, a worker can be informed with the fault and hidden danger in a short message mode.

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Номер записи: 4
25-03-2015 дата публикации

Substation automation signal check-and-accept terminal connector

Номер: CN104466476A
Автор: CHENG FEILONG, YANG RONGHUA, FENG YUZHU, LI YING, TIAN HUI, YU LONG, LIU WENJING, HAN ZHENFENG, ZHANG JIN, WANG YANBO, LI YINGHUI, YAN CHAO, HAN WEI, SHI LU, SONG NA, FENG YAN
Принадлежит:

The invention discloses a substation automation signal check-and-accept terminal connector which comprises a fixing plate. A movable fixed inserting needle mechanism and a moving inserting needle mechanism are arranged on the fixing plate. The fixed inserting needle mechanism comprises a first fixing rod, a first inserting needle rod and a first connecting plate which is connected with the first fixing rod and the first inserting needle rod. The first fixing rod and the first inserting needle rod penetrate through a groove in the fixing plate. Limiting nuts are arranged on the first fixing rod and the first inserting needle rod on the upper side and the lower side of the fixing plate. The moving inserting needle mechanism comprises a second fixing rod, a second inserting needle rod and a second connecting plate connected with the second fixing rod and the second inserting needle rod. The second fixing rod and the second inserting needle rod penetrate through a groove in the fixing plate ...

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Номер записи: 5
05-02-2014 дата публикации

Universal movement mechanism of 3D printer

Номер: CN103552386A
Автор: LI ZHENQING, LUO TENGFEI, HAN ZHENFENG, ZHANG LEILEI
Принадлежит:

The invention discloses a universal movement mechanism of a 3D printer. The universal movement mechanism of the 3D printer comprises a mechanism top, a mechanism bottom, a material extrusion device and a workbench. The workbench is arranged between the mechanism top and the mechanism bottom, and the material extrusion device is placed above the upper surface of the workbench. Three sets of universal rotating components and three sets of transmission components are further included, and the transmission components are sleeved with sliding blocks which can slide up and down. The three sets of transmission components are installed between the mechanism top and the mechanism bottom at intervals. The sliding blocks are connected with the material extrusion device through the universal rotating components and the material extrusion device. According to the universal movement mechanism of the 3D printer, only the Z-axis direction is reserved, by the aid of the scheme, the printing speed can be ...

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Номер записи: 6
12-05-2023 дата публикации

Processing method and system for improving multi-path merging stability of video streams

Номер: CN116112620A
Автор: LU LISHENG, HAN ZHENFENG, CHEN JIANFEI, ZHANG YUNPENG, WU CHUANQI, MA CHAO, HAO XIANWEN, XU KANG, WANG LIFENG, HU ZHENG, LIU BO, WANG KESHAN
Принадлежит:

The invention provides a processing method and system for improving the multi-path merging stability of video streams, and relates to the technical field of video data processing. Executing a confluence main program on the confluence management platform to form confluence display of multiple video sources; frame extraction processing is carried out on the video communication link every a preset time length; and when the frame extraction time interval exceeds a preset frame extraction time threshold value, giving an alarm prompt to prompt that the video source is unstable. Calling video attribute information of a video communication link corresponding to the video source; creating a blank image according to the video attribute information; inputting a false frame image to the video communication link at a preset time interval; and after successful reconnection with the video source, canceling the input of the false frame, extracting a data frame from the video source, inputting the data ...

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Номер записи: 7
25-03-2009 дата публикации

Low melting point lead-free solder alloy

Номер: CN0101392337A
Автор: YUHANG ZHANG, SIYONG ZHAO, XIANBIN DAI, ZHIHONG CAI, ZHENFENG HAN, ZHANG YUHANG, ZHAO SIYONG, DAI XIANBIN, CAI ZHIHONG, HAN ZHENFENG
Принадлежит:

The invention discloses a lead-free solder alloy with a low melting point, which is composed of the following components: 53.0wt percent to 65.0wt percent of Bi, 0.02wt percent to 0.5wt percent of Cu, 0.01wt percent to 0.43wt percent of Ag, 0.01wt percent to 0.4wt percent of Ni, 0.001wt percent to 0.6wt percent of RE, and Sn as the rest. The invention is the lead-free solder alloy of a low melting point that can improve brittleness, enhance tractility and plasticity, be easy to be manufactured into thread-solder and have high reliability of welding spots. The lead-free solder alloy with a low melting point is applied to the welding of heat sensitive components and parts and the step soldering of electronic components and parts.

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Номер записи: 8
23-04-2014 дата публикации

Cloud-based 3D (three-dimensional) printing system and method

Номер: CN103747101A
Автор: HAN ZHENFENG, LUO PENGFEI
Принадлежит:

The invention aims to disclose a cloud-based 3D (three-dimensional) printing system and a cloud-based 3D printing method. 3D printing equipment is intelligentized, printing instruction files (Gcode files) are received through the network, and the real-time state of the printing equipment can be monitored through the network; meanwhile, a printing service system taking a 3D printing cloud service center as a core is established, and complex model post processing and hierarchical processing work is realized by a computer platform with powerful cloud, so that the calculated amount of a user end is reduced, and the operation complexity is simplified, accordingly, the cloud can manage and control the 3D printing equipment accessed to the network, a user can carry out job submission and monitoring on the 3D printing equipment of the user through any intelligent equipment whenever and wherever, the user experience for 3D printing is improved, and thus the goal of the invention is achieved.

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Номер записи: 9
30-07-2014 дата публикации

Intelligent nozzle of 3D (Three-Dimensional) printer

Номер: CN103950199A
Автор: HAN ZHENFENG, LUO PENGFEI
Принадлежит:

The invention discloses an intelligent nozzle of a 3D (Three-Dimensional) printer. The intelligent nozzle of the 3D printer comprises a fixed bracket, a cover plate, a concave bracket, a heat conduction block and a material guide pipe, wherein the cover plate is mounted at the top of the fixed bracket; the concave bracket is mounted at the bottom of the fixed bracket; the heat conduction block is mounted at the bottom of the concave bracket; an extrusion head is arranged at the front end of the material guide pipe; the material guide pipe is vertically arranged in the fixed bracket; the extrusion head is exposed out of the bottom of the heat conduction block; the intelligent nozzle of the 3D printer also comprises at least one heating part and at least one temperature sensing part; the heating part and the temperature sensing part are mounted in the heat conduction block. The extrusion head of the intelligent nozzle comprises the heating part and the temperature sensing part and is capable ...

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Номер записи: 10
30-03-2018 дата публикации

Three bucket foundation unites subassembly

Номер: CN0207160044U
Автор: LIU JINLONG, LIU JIEQUN, HAN ZHENFENG
Принадлежит: UNIV HEFEI, HEFEI UNIVERSITY

The utility model discloses a three bucket foundation unites subassembly, including bucket foundation and three barrels of combination auxiliary assembly, the staving of bucket foundation main part for invering, staving inner wall are equipped with along diametric(al) position casing both ends, that run through the staving roof, it includes the locating rack and utilizes its vertical seven location piling bars squeezing into in the sea bed to unite auxiliary assembly for three barrels, bucket foundation has threely, and movable suit is on peripheral three group's location piling bars respectively for three bucket foundation, and the staving sinks to marine contact sea bed and injection to design depth. The utility model discloses turn into the straightness problem of hanging down of location piling bar to the heavy straightness problem of hanging down of passing through the in -process of multi -bucket combined foundation, as long as it meets the demands to fix a position the straightness ...

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Номер записи: 11