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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 16. Отображено 16.
07-07-2023 дата публикации

Preparation method and application of magnetic nickel ferrite loaded fir sawdust biochar material

Номер: CN116393095A
Автор: ZHANG HANBING, WANG JUNHUI, LU CAIMEI, ZHANG JINGWEI, JIANG LUYING, XU ZISONG
Принадлежит:

The invention discloses a preparation method and application of a magnetic nickel ferrite loaded fir sawdust biochar material, and relates to a preparation method and application of a biochar material. The invention aims to solve the problems of complex modification method, high cost, poor organic matter degradation effect and incapability of repeated use in the existing biochar modification method. The method comprises the following steps: 1, preparing fir sawdust biochar; and 2, preparing the nickel ferrite loaded fir sawdust biochar. The magnetic nickel ferrite loaded fir sawdust biochar material is used for degrading organic pollutants. According to the invention, the waste fir sawdust biomass is adopted to prepare the composite material with magnetic recovery capability, and the composite material is used for treating organic pollutants in a water body, so that the purpose of treating waste with waste is achieved; the prepared nickel ferrite loaded fir sawdust biochar still shows an ...

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Номер записи: 1
28-05-2020 дата публикации

TOUCH OPERATION LOCKING METHOD AND ELECTRONIC DEVICE

Номер: WO2020103091A1
Автор: ZHANG, Hanbing
Принадлежит:

A touch operation locking method, capable of causing some regions on a touch screen of an electronic device to respond to a touch operation, and causing the other regions not to respond to the touch operation, such that a user can effectively control the electronic device. The method comprises: displaying a first user interface on a touch screen (S101), the first user interface comprising a first display region, a first control, and a second control, wherein the first display region displays first content, the first control is used to change the content displayed in the first display region, and the second control is used to exit the first user interface; receiving a first operation (S102); determining, in response to the first operation, that a region in which the first control is located is a region responding to a touch operation, and that a region in which the second control is located is a region not responding to the touch operation (S103); receiving a first gesture acting on the ...

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Номер записи: 2
05-05-2023 дата публикации

Servo system based on optical fiber CAN network

Номер: CN116068932A
Автор: ZHANG HANBING, ZHAO WENXUE, ZHENG HONGHUI
Принадлежит:

The invention discloses a servo system based on an optical fiber CAN (Controller Area Network). The servo system comprises an upper computer, a first controller, a second controller, a plurality of first shaft drivers and a plurality of second shaft drivers, wherein the control signal ends of the first shaft drivers are cascaded through optical fibers; the control signal ends of the second shaft drivers are cascaded through optical fibers; and the CAN conversion module is used for realizing mutual conversion between the optical signal and the CAN message. According to the invention, the optical fiber CAN conversion module is used for communication among the upper computer, the controller and the driver through optical fibers, so that the anti-electromagnetic interference capability of the CAN network of the servo system is improved. When a fault occurs, switching can be performed in multiple control modes, so that normal movement of the first shaft driver and the second shaft driver is ...

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Номер записи: 3
23-06-2023 дата публикации

Odor emission device and wearable equipment

Номер: CN116271169A
Автор: LIU JINDOU, LI WENBO, ZHU XIANGYANG, DU ZHIHONG, ZHU XINTONG, ZHANG HANBING
Принадлежит:

The embodiment of the invention provides a smell emitting device and wearable equipment. The odor emission device comprises a first odor emission structure and a second odor emission structure. The first odor diffusion structure comprises a first body, and a plurality of first air outlet pipes and a plurality of first plugs which are arranged on the first body; the second odor diffusion structure comprises a second body, and a plurality of second air outlet pipes and a plurality of second plugs which are arranged on the second body. When the smell emitting device is in the folded state, the second blocking piece blocks the air outlet of the first air outlet pipe, and the first blocking piece blocks the air outlet of the second air outlet pipe; the first gas outlet pipe and the second gas outlet pipe are both used for emitting gas carrying preset smell. The air outlet of the first air outlet pipe is blocked by the second blocking piece, and the air outlet of the second air outlet pipe is ...

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Номер записи: 4
11-08-2023 дата публикации

Method for mutually backing up data of rotating shaft angle encoder and push rod length encoder

Номер: CN116578445A
Автор: LIU MIN, LI YUAN, ZHANG HANBING
Принадлежит:

The embodiment of the invention discloses a data mutual backup method for a rotating shaft angle encoder and a push rod length encoder. In one specific implementation mode, the method comprises the steps that a coordinate system is defined in a system which comprises an angle encoder, a load and a length encoder and achieves rotation of a push rod, and geometric parameters of the system are defined in the coordinate system; calculating a correlation function of a rotating shaft angle and a push rod length in the rotating system; calculating an expansion coefficient and an offset of a correlation function of a rotating shaft angle and a push rod length in the rotating system; correcting the correlation function according to the expansion coefficient and the offset; verifying the output data of the angle encoder and the output data of the length encoder according to the corrected correlation function; and realizing data mutual backup of the rotating shaft angle and the push rod length according ...

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Номер записи: 5
13-08-2021 дата публикации

MIMO information detection method based on machine learning optimization in Internet of Vehicles

Номер: CN113259280A
Автор: PENG YUJIE, GONG BEILEI, SONG XIAOQIN, WANG HEWEI, RU SAIYING, ZHANG HANBING, HUA YUQING, 彭昱捷, 龚蓓蕾, 宋晓勤, 王合伟, 茹赛颖, 张寒冰, 华雨晴
Принадлежит:

The invention provides an MIMO information detection method based on machine learning optimization in the Internet of Vehicles. In order to solve the low-latency and high-reliability requirements of wireless communication between a road side unit and a vehicle-mounted unit in the Internet of Vehicles and computational task balance, a deep reinforcement learning model is used to optimize a computational migration strategy, a zero-forcing algorithm and a minimum mean square error algorithm are used as basic detection methods, LLL lattice reduction is used for carrying out orthogonalization processing on a channel matrix, by using forward propagation of signals and reverse propagation of errors and training sample data,network weights and threshold values are continuously corrected so that an error function is made to descend in the negative gradient direction, and an expected output is approached. According to the method, a machine learning BP neural network algorithm is used, MIMO information ...

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Номер записи: 6
30-05-2023 дата публикации

Conductive gel film preparation method, film, MEMS device and electronic equipment

Номер: CN116178762A
Автор: ZHANG HANBING, LI WENBO, LIU JINDOU, ZHU XIANGYANG
Принадлежит:

The invention discloses a conductive gel thin film preparation method, a thin film, an MEMS device and electronic equipment, and relates to the technical field of conductive materials, the obtained conductive gel thin film has low modulus and conductive performance, a mode of additionally arranging a metal electrode on a polymer can be replaced, the device structure is simplified, a technological process does not need to be increased, and the cost is reduced. And the production cost of the device is not increased. The preparation method of the conductive gel film comprises the following steps: adding a conductive material, a cross-linking agent and at least one micromolecular monomer material into a solvent, and uniformly stirring to obtain a first solution; adding an initiator into the first solution, and uniformly stirring to obtain a second solution; and injecting the second solution into a film forming mold, and standing for a set time, so as to obtain the conductive gel film through ...

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Номер записи: 7
09-05-2023 дата публикации

Online upgrading method and related product thereof

Номер: CN116088915A
Автор: ZHANG HANBING, CUI YONGHAO, WANG ZHE
Принадлежит:

The embodiment of the invention discloses an online upgrading method and related products thereof, and the method comprises the steps: receiving upgrading information under the condition that a serial port receives a preset character; according to the upgrading information, data information in the upgrading information is solidified into a flash; and after all upgrading information is solidified, skipping to an application program address. The scheme does not depend on any serial port of the DSP and does not depend on the state of GPIO84, universality and portability are high, online upgrading of the program of the DSP through the serial port can be easily achieved, maintainability of the program is greatly improved, generalization of products is improved, the method can be widely applied to the engineering field, and program upgrading of the DSP is achieved.

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Номер записи: 8
18-07-2023 дата публикации

Servo stalling method of continuous rotation system radar

Номер: CN116449296A
Автор: XU CHULONG, ZHANG HANBING, TAN JUN
Принадлежит:

The invention discloses a servo stalling method for a continuous rotation system radar, and the method comprises the steps: calculating an absolute value of a position loop error in a radar servo system according to an instruction of the radar servo system and the actual position of the radar; when the absolute value of the position loop error is larger than an error threshold value, the position loop adopts a variable gain control algorithm to control the output target speed, and when the absolute value of the position loop error is smaller than or equal to the error threshold value, the position loop adopts other known control algorithms to control the output target speed; complex calculation and state switching are not needed, rotation stopping can be implemented at any moment of rotation and can be stopped to a specified angle, the acceleration in the deceleration process is controlled, impact is avoided, and the safety of the antenna can be protected.

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Номер записи: 9
21-07-2023 дата публикации

Odor release device and electronic equipment

Номер: CN116459378A
Автор: DU ZHIHONG, LI WENBO, LIU JINDOU, ZHANG HANBING
Принадлежит:

The invention provides a smell release device and electronic equipment, and belongs to the field of smell release. The odor releasing device comprises an air supply part and a material box part, the material box part is provided with one or more material cavities used for containing odor materials. The smell releasing device further comprises a first control valve and a second control valve which are in one-to-one correspondence with the material cavities; an outlet of the air supply part is connected with the material cavity through the first control valve, and the material cavity is communicated with the outside through the second control valve; wherein the air supply part comprises a plurality of micro valves which are sequentially connected in series, and the first control valve is a micro valve; any one micro valve comprises a deformable membrane arranged in the airflow channel and a static electrode arranged corresponding to the deformable membrane; and the deformable diaphragm is ...

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Номер записи: 10
01-08-2023 дата публикации

Sponge oil absorption material loaded with charcoal and bentonite as well as preparation method and application of sponge oil absorption material

Номер: CN116510683A
Автор: ZHANG HANBING, ZHOU ZHOU, TONG ZHANGFA, JIANG LUYING, XU SHAOMING, GU HONGMING, XU SHIQI, ZHANG JINGWEI
Принадлежит:

The invention discloses a sponge oil absorption material loaded with charcoal and bentonite as well as a preparation method and application of the sponge oil absorption material, and belongs to the field of environmental pollution treatment. According to the preparation method, the biochar and the bentonite are bonded on the polyurethane sponge by utilizing the self-polymerization property and the strong adhesion property of the dopamine, and then the polyurethane sponge loaded with the biochar and the bentonite is subjected to hydrophobic and oleophylic modification through the silane coupling agent. The biochar loaded by the sponge oil absorption material is prepared by firing fir sawdust, and the bentonite is purified sodium bentonite, so that secondary pollution is not easy to generate in the actual use process. The sponge oil absorption material disclosed by the invention is used for treating petroleum hydrocarbon pollution in water, has excellent oil product adsorption capacity and ...

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Номер записи: 11
29-08-2023 дата публикации

Query cardinal number estimation method based on grouping mask autoregression model

Номер: CN116662454A
Автор: JING YINAN, QIAO JIYU, ZHANG HANBING, XU WEI, CHEN ZHENQIANG, HE ZHENYING, WANG XIAOYANG
Принадлежит:

The invention belongs to the technical field of database query, and particularly relates to a query cardinal number estimation method based on a grouping mask autoregression model. The method comprises the steps of column data packet preprocessing and packet mask neural network cardinality estimation model training. According to column data grouping preprocessing, single-table data is grouped and sorted, so that a model better learns joint probability distribution in the single-table data; a grouping mask neural network cardinality estimation model learns distribution of partial columns in different sequences through position coding, model training is divided into three stages of data training, mixed mask training and direct query training, and the model is trained by combining different data sets through mixed training, so that the training time of the model is shortened; and query information with relatively large errors is recorded from a database system execution log and is added into ...

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Номер записи: 12
16-05-2023 дата публикации

Micro pump array device and preparation method thereof

Номер: CN116116474A
Автор: ZHU XINTONG, DU ZHIHONG, LI WENBO, LIU JINDOU, ZHANG HANBING, ZHU XIANGYANG
Принадлежит:

The invention provides a micro pump array device and a preparation method thereof. The micro pump array device comprises a plurality of micro pumps, each micro pump is provided with a volume-variable pump cavity, each pump cavity is provided with an inlet and an outlet, each pump cavity is formed by surrounding a first transverse part, a second transverse part and a side wall which are oppositely arranged, and the micro pump array device can control at least one of the following conditions, causing fluid to flow in a first direction: locations of the inlet and the outlet; the first flow channel and the second flow channel are located on the side, away from the pump cavity, of the transverse part. According to the micro pump array device, directional flowing of fluid can be achieved through fluid mechanics by setting parameters such as the outlet and the inlet of the pump cavity and the flow channel, so that a switch valve body structure of a micro pump can be omitted, and miniaturization ...

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Номер записи: 13
01-08-2023 дата публикации

Query optimization system based on cost estimation

Номер: CN116521719A
Автор: JING YINAN, WANG SONGLI, ZHANG HANBING, XU WEI, CHEN ZHENQIANG, HE ZHENYING, WANG XIAOYANG
Принадлежит:

The invention belongs to the technical field of database query, and particularly relates to a query optimization system based on cost estimation. The system comprises a system information extractor and a cost estimation model based on deep learning. The system information device is used for processing information such as storage and execution models of the database management system into structured data for the models to use; a deep learning-based cost estimation model can establish a mapping relation from query to cost through historical execution records according to different system information, so that the cost of unknown query is estimated; the training of the cost estimation model adopts a hierarchical training strategy, so that the model can be helped to learn from batch training data, the memory utilization rate of model training is improved, training oscillation is reduced, and model convergence is accelerated. The method can help the database optimizer to select a correct execution ...

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Номер записи: 14
07-04-2023 дата публикации

Magnetically-driven efficient oil-water separation ultralight aerogel as well as preparation method and application thereof

Номер: CN115920836A
Автор: LIAO DANKUI, ZHANG HANBING, ZHANG QINGNIAN, HU YA, TANG RUI, TONG ZHANGFA, ZHOU ZHOU, JI JUNRONG, YAN JINSHENG, TAN LINGYI
Принадлежит:

The invention discloses a preparation method of a magnetically-driven efficient oil-water separation ultralight aerogel, which comprises the following steps: (1) adding stripped negative magnetism bentonite into a prepared carboxylated nanocellulose solution, then adding a cross-linking agent in a constant-temperature stirring state, continuously stirring, and cooling to room temperature to obtain a mixed solution; (2) carrying out pre-freezing pretreatment and freeze drying on the mixed solution to obtain aerogel; and (3) carrying out hydrophobic treatment on the aerogel by using a hydrophobic agent solution by using an impregnation method, taking out the aerogel, and drying the aerogel to obtain the magnetically-driven efficient oil-water separation ultralight aerogel. The problems that a powdery adsorbent is not easy to recycle, and other blocky adsorbents are low in oil absorption efficiency, uncontrollable and unrecyclable are solved. The preparation method is simple, and the obtained ...

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Номер записи: 15
16-05-2023 дата публикации

Method for sharing ENDAT by shaft end and tail end

Номер: CN116125891A
Автор: LI YUNLING, GUO HAIBING, YU MEI, MA GUANGCHENG, XIA HONGWEI, ZHANG HENG, ZHANG HANBING
Принадлежит:

The invention discloses a method for sharing an ENDAT by a shaft end and a tail end. A driver and a controller are jointly connected to one ENDAT; a driver periodically reads angle information of ENDAT according to a normal process, and a controller end firstly searches for a time period when a clock keeps a 40us high level; the controller end only counts a clock line CLK and waits for the completion of driver mode word output; a controller end waits for arrival of an ENDAT starting signal, angle data are collected, an overtime mechanism is set, and once the starting signal does not arrive within a fixed time, the starting signal does not arrive; when the distance between a data line DATA at a controller end and a clock line CLK is far, time delay occurs, time delay compensation is performed at the controller end, and an enabling mechanism is set, so that a shaft end and a tail end can share the same ENDAT to realize servo control, the design of the system is greatly simplified, and the ...

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Номер записи: 16