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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 22. Отображено 22.
02-05-2023 дата публикации

Patient transfer device for train

Номер: CN116035812A
Автор: YOU PAN, JING JIANBO, CHEN YULIN, WANG WEI, LIN LINGSHAN, LI XINYOU, ZHANG YUN, LIU KUI
Принадлежит:

The invention belongs to the technical field of patient transfer devices, and discloses a patient transfer device for a train, which comprises telescopic and movable support legs, a bed plate is mounted at the top ends of the support legs, and a carrying plate capable of moving along the width direction of the bed plate is arranged above the bed plate; the carrying plate comprises a first plate body and a second plate body, wherein the distance between the first plate body and the second plate body is adjustable. The movable carrying plate is arranged on the bed board, a patient lies on the carrying plate, the carrying plate can be moved to the middle bed by means of sliding of the sliding strips in the first sliding grooves, the carrying plate can be left on the middle bed, medical staff do not need to carry the carrying plate, labor is saved, convenience is achieved, and the carrying plate is convenient to use. When the device needs to enter a train from a window, the telescopic supporting ...

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Номер записи: 1
11-07-2023 дата публикации

OPTICAL DEVICE, LIGHTING AND/OR SIGNAL INDICATION DEVICE AND MOTOR VEHICLE

Номер: CN116412380A
Автор: KUANG ZHIFENG, ZHOU HAIQING, FANG JINYUAN, QIN YONGCHANG, ZHANG YUN, WANG YINGHAO, WU JIANG
Принадлежит:

The invention provides an optical device, a lighting and/or signaling device, and a motor vehicle. Specifically, the optical device includes two reflectors angularly coupled, at least one light emitter, each of the at least one light emitter forming at least two virtual images in the two reflectors, and a drive mechanism, each of the at least one light emitter forming at least two virtual images in the two reflectors, each of the at least one light emitter forming at least one virtual image in the two reflectors, and each of the at least one light emitter forming at least one virtual image in the two reflectors. Each light emitter and the at least two virtual images together define a polygonal pattern; the driving mechanism is configured to change an included angle between the two reflectors so as to change the shape of the polygonal pattern.

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Номер записи: 2
10-05-2012 дата публикации

PULVERIZED COAL BURNER AND PULVERIZED COAL FIRED BOILER

Номер: WO2012059038A1
Автор: WANG, Yupeng, TANG, Hong, LIU, Wucheng, ZHANG, Jingwu, ZHANG, Yun, YI, Lei, GONG, Zeru, SUN, Shuweng, QI, Ning, LI, Ping, QIN, Xuetang
Принадлежит:

Disclosed are a pulverized coal burner and a pulverized coal fired boiler comprising same. The pulverized coal burner comprises an ignition heat source (310), a pulverized coal concentration device (100), and a main body segment (200) connected to the pulverized coal concentration device. A dense-phase pulverized coal flow section and a light-phase pulverized coal flow section are formed inside the pulverized coal concentration device (100). A separator (210) is disposed within the main body segment along the pulverized coal flow direction to separate the main body segment (200) into a dense-phase pulverized coal passage (211) and a light-phase pulverized coal passage (221). The back end of the dense-phase pulverized coal flow section and the back end of the light-phase pulverized coal flow section are connected respectively to the front end of the dense-phase pulverized coal passage (211) and the front end of the light-phase pulverized coal passage (221). The ignition heat source (310) ...

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Номер записи: 3
07-04-2023 дата публикации

High-isolation L-band transceiving passive annular assembly and working method thereof

Номер: CN115940991A
Автор: YANG JIAN, ZHANG YUN, HE HUAWU, WANG BO, LIAO WENJUN
Принадлежит:

The invention provides a high-isolation L-band transceiving passive annular assembly and a working method thereof. The high-isolation L-band transceiving passive annular assembly comprises a transmitting synthesis network, a receiving synthesis network and a transmitting leakage cancellation network, wherein the transmitting synthesis network is composed of a plurality of electric bridges, circulators and/or 180-degree phase shifters; wherein the partial bridge, the circulator and/or the 180-degree phase shifter are multiplexed in the transmission synthesis network, the reception synthesis network and the transmission leakage cancellation network. According to the invention, the signal can be normally received while the L-band communication equipment transmits the signal.

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Номер записи: 4
02-06-2023 дата публикации

Multi-source converged communication system suitable for extreme conditions

Номер: CN116208866A
Автор: LIU CHENGLIN, ZHANG HONGQUAN, FAN CHUNMING, ZHANG YUN, CHEN HAISHAN, HUANG CHUNHUA
Принадлежит:

The invention provides a multi-source converged communication system suitable for extreme conditions. The multi-source converged communication system comprises power supply equipment and a converged communication cabinet. The power supply device comprises a photovoltaic power generation panel and a battery pack, the photovoltaic power generation panel is connected with the battery pack, and photovoltaic power generation supplies power to the converged communication cabinet through the battery pack. The converged communication cabinet comprises a cabinet body, and a mobile communication base station device, a Beidou short message communication device and an LPWAN communication device which are arranged in the cabinet body, and the LPWAN communication device is used for receiving detection data collected by an external sensor through an LPWAN communication technology and sending the detection data to the mobile communication base station device and the Beidou short message communication device ...

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Номер записи: 5
09-05-2023 дата публикации

Ranging method and system

Номер: CN116086344A
Автор: HE ZHENBING, ZHUANG JIALIANG, HAO JI, ZHANG YUN
Принадлежит:

The invention discloses a distance measurement method and system. The method comprises the following steps: acquiring a distance measurement image; acquiring a contour in the ranging image, and determining a plurality of positioning points according to the contour to obtain a positioning point cluster; determining a two-dimensional code in the ranging image according to the positioning point cluster; determining a three-dimensional coordinate of the two-dimensional code in a camera coordinate system according to the two-dimensional code and the internal reference matrix and the distortion matrix of the camera; and converting the three-dimensional coordinate of the two-dimensional code into a world coordinate system, and determining the vertical distance from the two-dimensional code to a plane formed by the xy axis and the y axis of the original point of the world coordinate system. According to the method, the two-dimensional code is used for auxiliary distance measurement, the distance ...

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Номер записи: 6
02-01-2020 дата публикации

LED CHIP STRUCTURE

Номер: WO2020000408A1
Автор: WANG, Jing, ZHANG, Yun, WU, Chun-Yi
Принадлежит:

Provided in the present solution is an LED chip structure, which comprises a carrier and a semi-conductor layer sequence on the carrier; a reflective layer sequence is configured between the carrier and the semi-conductor layer sequence, the reflective layer sequence having an anti-reflective film layer that faces the semi-conductor layer sequence and a metal mirror surface layer that is far from the semi-conductor layer sequence; a semi-conductor sequence comprises a first conductive semiconductor layer, a light-emitting layer and a second conductive semiconductor layer, and is characterized in that: at least a partial region of the boundary between the semi-conductor sequence and an anti-reflective film is a roughened surface or a patterned surface, while the boundary between the anti-reflective film layer and the metal mirror surface layer is a smooth surface, the smooth surface being capable of effectively improving the light-emission rate of a side surface.

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Номер записи: 7
11-08-2023 дата публикации

Cold storage tank testing method, device and system and storage medium

Номер: CN116577081A
Автор: ZHANG YUN, SU QIUWEI
Принадлежит:

The invention discloses a cold storage tank testing method, device and system and a storage medium, and relates to the technical field of production of cold storage and energy storage equipment, and the cold storage tank testing method comprises the following steps: executing at least one round of boost test operation on a cold storage tank body; the pressure boosting test operation comprises the steps that liquid is injected into the cold storage tank body, and first pressure data in the cold storage tank body is obtained; after at least one round of boosting test operation, negative pressure test operation is carried out on the cold storage tank body; the negative pressure test operation comprises the steps of performing vacuumizing operation on the interior of the cold storage tank body and obtaining second pressure data in the cold storage tank body; when the first pressure data and the second pressure data meet the preset pressure threshold value condition, executing product qualification ...

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Номер записи: 8
31-03-2011 дата публикации

PULVERIZED COAL BURNER AND BOILER WITH THE SAME

Номер: WO2011035604A1
Автор: WANG, Yupeng, ZHANG, Jingwu, LIU, Wucheng, ZHANG, Yun, YI, Lei, GONG, Zeru, CHENG, Changye, SUN, Shuweng, ZHANG, Chaoqun, ZHANG, Yubin, YANG, Jiaju, MIAO, Yuwang, CUI, Xingyuan, WANG, Yubo
Принадлежит:

A pulverized coal burner comprises a heat source (200) and an internal combustion chamber (100) which can make the flow of the pulverized coal and air therein keep a predetermined excessive air coefficient. The heat source (200) is positioned in the internal combustion chamber (100). The internal combustion chamber (100) has an inlet (101), a long cylindrical main combustion chamber (120) and an outlet (102). The heat source (200) can ignite the pulverized coal passing though the internal combustion chamber (100) and realize reducing combustion of the pulverized coal in the internal combustion chamber (100). The internal combustion chamber (100) may also comprise a slowdown inlet segment (110), a speedup outlet segment (130) and an outlet adjustment segment (140), wherein the section areas of the slowdown inlet segment (110) and the speedup outlet segment (130) are less than that of the main combustion chamber (120). A boiler having the pulverized coal burner is provided, wherein the outlet ...

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Номер записи: 9
22-08-2023 дата публикации

Polysaccharide copper, polysaccharide copper gel and preparation method and application thereof

Номер: CN116622092A
Автор: ZHANG YUN, CEN JUAN, ZHAO LULING
Принадлежит:

The invention belongs to the field of biological medicine, relates to aquaculture, in particular to a copper compound, and particularly relates to polysaccharide copper, polysaccharide copper gel and a preparation method and application thereof. The preparation method of polysaccharide copper or polysaccharide copper gel comprises the following steps: dissolving polysaccharide, starch and trisodium citrate in water, and uniformly stirring to obtain a mixed solution; slowly dropwise adding a hydrochloric acid solution of CuCl2 into the mixed solution, adjusting the pH value, heating in a water bath for reaction, centrifuging and dialyzing the obtained product, and freeze-drying the dialysate to obtain polysaccharide copper; and concentrating the obtained dialysate until the concentration is 1.01-1.35 g/mL, so as to obtain the polysaccharide copper gel. The copper gel prepared by the invention shows good bacteriostatic activity to gram-positive bacteria and gram-negative bacteria, can slowly ...

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Номер записи: 10
25-04-2023 дата публикации

Optical phased array system phase consistency calibration method based on multistage feedback mechanism

Номер: CN116015472A
Автор: YU BOCHANG, LIN GUIDAO, PENG DEQIANG, ZHANG YUN, CHEN QI, FAN JINGJING
Принадлежит:

The invention provides an optical phased array system phase consistency calibration method based on a multistage feedback mechanism. The method comprises the following steps: inputting a calibration signal; taking a certain channel as a reference channel, and acquiring phase difference information of calibration signals of other channels of the monitoring point relative to the reference channel; determining the phase compensation amount of other channels relative to the reference channel according to the requirement of phase consistency of the optical phased array system; and according to the phase compensation amounts of the different channels, controlling the offsets of microwave phase shifters and optical delay lines of the different channels in the optical phased array system, and giving corresponding compensation. According to the method provided by the invention, the characteristic requirement of channel phase consistency before calibration point design of the optical phased array ...

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Номер записи: 11
18-04-2023 дата публикации

Target detection enhancement method and device based on generative adversarial architecture, and storage medium

Номер: CN115984623A
Автор: ZHANG YUN, HUANG JINGWEI, GAO GUI, ZHAO YANG, ZHANG YUYAO, HUANG CHENG
Принадлежит:

The invention discloses a target detection enhancement method and device based on a generative adversarial architecture, and a storage medium, and relates to the technical field of target detection in computer vision. The invention provides a new target detection framework, the target detection network of which the performance is difficult to further improve is subjected to adversarial training, the performance of the perfectly trained target detection network can be further improved, parameters are not increased, the primitive target detection network can be quickly and effectively improved and trained, the training speed is high, and the training efficiency is high. The method consumes few computing resources, is efficient, does not take increase of reasoning time or training difficulty as a cost, and is almost a plug-and-play training mode.

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Номер записи: 12
02-06-2023 дата публикации

Vision detection method and system based on any spatial position

Номер: CN116195966A
Автор: ZHANG YUN, HAO JI, HE ZHENBING
Принадлежит:

The invention discloses a vision detection method and system based on any spatial position, and the method comprises the steps: obtaining a geometric center of a sighting mark, and constructing a three-dimensional coordinate system by taking the geometric center as an original point; acquiring the position information of the eyes of the testee in the three-dimensional coordinate system; according to the minimum horizontal sighting mark, the minimum vertical sighting mark and the position information which can be distinguished by the testee, determining a horizontal visual angle of the testee relative to the minimum horizontal sighting mark and a vertical visual angle relative to the minimum vertical sighting mark; and determining a standard vision value of the testee according to the horizontal view angle and the vertical view angle. According to the method and the system, vision detection can be simultaneously carried out on one person or multiple persons at any position in the space, ...

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Номер записи: 13
08-08-2023 дата публикации

Measurement performance comprehensive evaluation method of measuring instrument based on type evaluation test

Номер: CN116558558A
Автор: CHEN SHUAI, YANG HUI, MENG FAN, ZHANG YUN, LI ZICONG, GAO BO
Принадлежит:

The invention discloses a comprehensive evaluation method for metering performance of a metering instrument based on a type evaluation test. The method comprises the following steps: obtaining experiment contents of a metering performance test, a climate environment adaptability test, a mechanical environment adaptability test, an electromagnetic environment adaptability test and a stability test disclosed by a type evaluation outline requirement corresponding to a new metering instrument product; calculating a relative error average value of each experiment item; calculating a relative error average value and an error limit average value of the measuring instrument; and evaluating the metering performance of the new product of the metering instrument. According to the metering performance comprehensive evaluation method disclosed by the invention, the error of the metering instrument is analyzed based on the type evaluation test, the evaluation standard value of the metering performance ...

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Номер записи: 14
18-07-2023 дата публикации

Automatic service opening system and method based on network topology arrangement

Номер: CN116455773A
Автор: LIU YAN, LI BING, ZHU HENGMIN, REN QINGYING, ZHANG YUN
Принадлежит:

The invention discloses an automatic service opening system and method based on network topology arrangement. The system comprises a GUI (Graphical User Interface) module, a topological relation expression module, a script generation module and an execution control module, the GUI module is used for acquiring digital models in the component library warehouse module, setting a topological relation between the digital models and constructing a network topology; the topological relation expression module is used for carrying out pseudo instruction level description on network topology to form a network topology expression; the script generation module is used for calling the standard instruction by an instruction template warehouse component according to a network topology expression to generate a configuration script; the execution control module is connected with a control unit of each equipment component, and the execution control module interacts with the corresponding equipment component ...

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Номер записи: 15
26-05-2023 дата публикации

Auxiliary diagnosis system based on oral cavity digitization

Номер: CN116168832A
Автор: ZHANG YUN, YANG YALING, WANG YONG, LI LI, ZHENG YUANHUA, ZHAO XIAO'E, WANG XIAOLONG, LI TINGTING, GUO YUNFEI, SUN XIAOHONG
Принадлежит:

The invention provides an auxiliary diagnosis system based on oral digitization, and relates to the technical field of medical diagnosis assistance. The auxiliary diagnosis system based on oral digitization comprises a diagnosis and treatment reservation module, the diagnosis and treatment reservation module is connected with an information acquisition module, the information acquisition module is connected with a file establishment module, and the file establishment module is connected with a central processing module. The central processing module is connected with an image acquisition module, a data comparison module, a data evaluation module, a symptom diagnosis module and a diagnosis and treatment result query module. An oral cavity CBCT scanning mode is adopted to replace an original CT scanning image collection mode, an intraoral scanner is matched to collect the oral cavity condition of a patient, modeling and reconstruction are conducted on the oral cavity condition of the patient ...

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Номер записи: 16
13-06-2023 дата публикации

Satellite navigation positioning base station system based on solar carport

Номер: CN116256779A
Автор: LIU CHENGLIN, ZHANG HONGQUAN, FAN CHUNMING, ZHANG YUN, CHEN HAISHAN, HUANG CHUNHUA
Принадлежит:

The invention provides a satellite navigation positioning base station system based on a solar car shed. The satellite navigation positioning base station system comprises the solar car shed and a control cabinet. The solar shed comprises a shed support, a solar photovoltaic panel and an antenna. The solar photovoltaic panel and the antenna are arranged on the top of the shed support. The antenna is used for receiving signals transmitted by GNSS satellites. The control cabinet comprises an inverter, an energy storage battery pack, a GNSS receiver and a communication module which are arranged in a cabinet body. And the inverter is used for converting electric energy generated by the photovoltaic panel into alternating current and supplying power to the GNSS receiver and the communication module. And the energy storage battery pack is used for storing redundant electric energy and discharging when the photovoltaic panel cannot generate power. The GNSS receiver is used for receiving GNSS satellite ...

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Номер записи: 17
21-07-2023 дата публикации

Silver cluster with aggregation-induced emission effect and preparation method and application thereof

Номер: CN116463118A
Автор: MA FANYI, ZHANG YUN, LIU LU
Принадлежит:

The invention belongs to the field of biological medicine and food science, and relates to a silver cluster, in particular to a silver cluster with an aggregation-induced emission effect as well as a preparation method and application of the silver cluster. A surfactant, citric acid and silver nitrate are used as raw materials, and the novel silver cluster with the aggregation-induced emission effect is synthesized through simple reaction. The silver cluster has bright fluorescence in a solid state, does not have fluorescence in a water solution, and can be used in the aspects of antibiosis, fluorescence labeling and the like. The solid is sealed and stored in a dark place for more than two weeks, and the fluorescence intensity is not obviously changed.

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Номер записи: 18
06-07-2016 дата публикации

Dust collection device

Номер: CN0205361976U
Автор: ZHANG YUN
Принадлежит:

... 本实用新型公开了一种粉尘收集装置，包括有机架，机架上部为密闭的腔室，腔室内部由上至下安装有吸风风机、安装架、震动装置和粉尘收集板，腔室末端连接有进料斗，进料斗上连接有进料管，粉尘收集板的尾部经输送槽与机架外部的收集箱连接。粉尘收集板斜向设置在腔室内部，粉尘收集板上设置有多道透风口，每道透风口旁设有1片向上翘起的斜向翅片，每片斜向翅片根部的粉尘收集板上设有1道滑槽。该装置收集粉尘过程中可储存大量的粉尘，不需要经常停车倒出粉尘，整个取出粉尘的过程非常简单。 ...

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Номер записи: 19
04-04-2023 дата публикации

Regional power grid dispatching master station automatic inspection system and inspection method thereof

Номер: CN115907409A
Автор: CHEN FEN, KANG KAI, CONG ZHIPENG, SHI ZHENYU, ZHAO WEIDONG, ZHANG YUN, SHEN YONGQIANG, XU SHENGTAO, ZHOU MINGYAO, CHENG XIUJUAN, ZHANG JINHAO, SUN YUEFENG, LIN WEI, WANG XINGFEI, WANG JIBIN, LI LEI, JIANG YUSHAN, CHU JIAWEI, BAO ZHONGWEI, FENG GUOQIANG, CUI YUN
Принадлежит:

The invention relates to a regional power grid dispatching master station automatic inspection system and an inspection method thereof, is suitable for a regional power grid dispatching master station, and belongs to the field of power system automation. Comprising an acquisition service module, a calculation service module, a WEB service module, a REDIS real-time library module, a relational database module, a forward isolation device and a reverse isolation device, the acquisition service module is in communication connection with the calculation service module, and the calculation service module is in bidirectional communication connection with the WEB service module through the forward isolation device and the reverse isolation device. And the WEB service module is respectively in communication connection with the REDIS real-time database module and the relational database module. According to the invention, intelligent inspection can be carried out on the master station system according ...

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Номер записи: 20
25-04-2023 дата публикации

Bias voltage control method for large-scale MZ modulator array

Номер: CN116009289A
Автор: YU BOCHANG, ZHANG YUN, LIN GUIDAO, CHEN QI, FAN JINGJING
Принадлежит:

The invention provides a bias voltage control method of a large-scale MZ modulator array. The method comprises the following steps: carrying out initialization processing; calibrating bias control points of all channels; the optical signal amplitude change of all channels is monitored repeatedly, circularly and rapidly through an optical switch, the bias voltage control output response of the channels is adjusted dynamically, the amplitude parameters of the optical signals are kept consistent with the amplitude parameters during initialization, a new lookup table of the amplitude parameters of the optical signals of different channels and the optimal bias point position is established, and the optimal bias point position is obtained. And the lookup table is updated in real time according to the monitoring condition, and the bias control output response is adjusted. According to the method provided by the invention, the number of bias control modules of the MZ modulator in the multi-channel ...

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Номер записи: 21
23-06-2023 дата публикации

Electronic metering state label of metering equipment

Номер: CN116306760A
Автор: ZHANG YUN, YANG HUI, MENG FAN, CHEN SHUAI, LI ZICONG, GAO BO, XIE LIANG, WANG YIMING
Принадлежит:

The electronic metering state tag of the metering equipment comprises a display panel, a control button, a buzzer, a master controller, an NFC sensing module, a wireless transmission module and a battery, the device can be fixed on a to-be-metered device housing through a plurality of modes such as magnetism, self-adhesion and wire hanging, is easy to take down, and is not easy to lose and wear. After the metering of the metering equipment expires every time, the metering state label does not need to be replaced, and new metering information only needs to be remotely written in through the wireless transmission module after verification and calibration are carried out again, so that the device is more durable; batch reading and writing can be realized through a wireless transmission mode, and the efficiency is higher; and the real-time metering state of the metering equipment can be synchronously displayed, so that metering personnel can conveniently know the state of the metering equipment ...

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Номер записи: 22