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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 39. Отображено 39.
25-07-2023 дата публикации

Image encryption method and device, storage medium and electronic equipment

Номер: CN116484408A
Автор: ZHANG GUOLIN, SHI YUNXIN, PAN XU, ZHENG YI
Принадлежит:

The invention discloses an image encryption method and device, a storage medium and electronic equipment. Relates to the field of information security. The method comprises the following steps: generating a matrix of a to-be-encrypted image to obtain a first matrix, and partitioning the first matrix to obtain M sub-matrixes; encrypting the first matrix according to a preset encryption algorithm to obtain a target hash value, dividing the target hash value into M numerical fragments, and performing system conversion to obtain M pieces of first data; generating a random sequence according to the first matrix, determining the M pieces of first data as M serial numbers, and selecting numerical values in the random sequence according to the M serial numbers to obtain M random numerical values; and carrying out matrix transformation on each sub-matrix for a preset number of times to obtain M transformed sub-matrixes, and forming an encryption matrix by the M transformed sub-matrixes. Through ...

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Номер записи: 1
05-03-2015 дата публикации

AVALANCHE PHOTODIODE

Номер: WO2015027416A1
Автор: PAN, Xu
Принадлежит:

An avalanche photodiode comprises a P-type contact layer (11), a light absorption layer (12), a compositional gradient symmetrical multiplication layer (13) and an N-type contact layer (14), wherein the P-type contact layer (11) is connected to the light absorption layer (12), the light absorption layer (12) is connected to the compositional gradient symmetrical multiplication layer (13), and the compositional gradient symmetrical multiplication layer (13) is connected to the N-type contact layer (14). The compositional gradient symmetrical multiplication layer (13) is used for magnifying electric signals. The compositional gradient symmetrical multiplication layer (13) is presented in a centrosymmetric structure and comprises multiple gradient layers. A technical scheme suppresses charge carrier ionization through the multiple gradient layers. While extra noise factors are reduced, a symmetric structure of the compositional gradient symmetrical multiplication layer (13) effectively releases ...

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Номер записи: 2
04-07-2023 дата публикации

Sample generation method, model training method, text processing method and device

Номер: CN116383655A
Автор: PAN XU, GONG JIAN, ZHUO ZECHENG, LIU XIAOWEI, LIU CHENHUI, CHEN MENGLIN, LIU CHONG
Принадлежит:

The invention discloses a sample generation method, a model training method, a text processing method and device, electronic equipment and a storage medium, and relates to the technical field of artificial intelligence, in particular to the technical field of natural language processing, deep learning and pre-training models. According to the specific implementation scheme, respective entity texts of a plurality of entities are segmented, and a plurality of respective first entity elements of the plurality of entities are obtained; generating a plurality of first character trees based on a plurality of first entity elements of each of the plurality of entities, the first character trees comprising at least one path characterizing the plurality of entities, the at least one path comprising a plurality of nodes corresponding to the plurality of first entity elements; respectively pruning the plurality of first character trees to obtain a plurality of second character trees; and for each second ...

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Номер записи: 3
13-08-2021 дата публикации

Full-automatic chip stripping machine

Номер: CN113257720A
Автор: WANG HAIMING, MI HUI, WANG JIANWEN, PAN XU, ZHOU BAOZHU, 王海名, 米辉, 王建文, 潘旭, 周宝珠
Принадлежит:

The invention discloses a full-automatic chip stripping machine comprising a box body; a door body is mounted on the front end face of the box body, a support is mounted in the box body, a supporting plate is connected to the surface of the support, a material receiving hopper mechanism is mounted at the top end of the supporting plate, and a hopper body is arranged in the material receiving hopper mechanism. According to the invention, under the action of the material receiving hopper mechanism, in the separation process of a chip and a membrane, ionic wind is sent into a separation area of the chip and the membrane, the stripped chip is guided into a material receiving disc or a material receiving cup with a small opening, and under the vibration of a knocker, a small amount of chips remaining on the side wall of a hopper are vibrated to fall into the material receiving disc or the material receiving cup; and eight fan-shaped ionic wind outlets are distributed in an upper opening of a ...

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Номер записи: 4
07-07-2023 дата публикации

Probe ultrasonic enhanced eucommia ulmoides chlorogenic acid extraction, macroporous resin adsorption and desorption method in eutectic solvent system

Номер: CN116396167A
Автор: LIU TINGTING, MENG YUE, YANG YING, PAN XU, SUI XIAOYU, ZHANG HONGLIAN
Принадлежит:

The invention discloses a probe ultrasonic-enhanced eucommia ulmoides chlorogenic acid extraction, macroporous resin adsorption and desorption method in a deep eutectic solvent system, which comprises the following steps: putting eucommia ulmoides leaf powder and a water-containing deep eutectic solvent into a probe ultrasonic machine according to a certain material-liquid ratio, ultrasonically extracting for a certain time, adding macroporous resin into an extracting solution, and performing ultrasonic extraction for a certain time; the adsorption and desorption efficiency of the macroporous adsorption resin is improved under the ultrasonic action of a low-frequency probe, a desorption solution is concentrated under reduced pressure to obtain a crude eucommia ulmoides chlorogenic acid product, and the eutectic solvent is recovered at the same time. According to the method, the chlorogenic acid is extracted by using the eutectic solvent, the yield is high, all reagents can be recycled, ...

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Номер записи: 5
27-06-2023 дата публикации

High-uniformity nano dispersion strengthened copper and preparation method thereof

Номер: CN116329562A
Автор: HE HUIJUN, KE XIN, WANG JIANWEI, WANG LIMIN, ZHANG JINGGUO, PAN XU
Принадлежит:

The invention relates to high-uniformity nano dispersion strengthened copper and a preparation method thereof.The preparation method comprises the steps that metal with the activity higher than that of copper is screened to serve as a dispersion strengthening phase, and metal salt is prepared into a nano metal particle stock solution through a liquid phase reduction technology; a copper salt solution is added into the nano metal particles, the surfaces of the nano metal particles are evenly coated with copper through a replacement reduction reaction, then the nano metal particles are washed to be neutral and dried in sequence, and copper-coated nano particle composite powder is obtained; and then a proper amount of pure copper powder is matched, and after pressing and reduction sintering treatment, the high-uniformity nano dispersion strengthened copper composite material is obtained. According to the preparation method, dispersion strengthening phase particles are prevented from being ...

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Номер записи: 6
23-11-2017 дата публикации

AERIAL VEHICLE

Номер: WO2017198082A1
Автор: HU, Huazhi, PAN, Xu, JIN, Hongsheng
Принадлежит:

Disclosed is an aerial vehicle, comprising an aerial vehicle body, mechanical arm components provided on the aerial vehicle body, and power apparatus provided on the mechanical arms. The power apparatus comprise corresponding driving elements and propellers connected to the driving elements. Rotating surfaces of the propellers are deflected in the direction of the nose and are arranged at an inclination to the aerial vehicle body. When the aerial vehicle is traveling forwards, the aerial vehicle body is parallel to the horizontal plane. By designing the upper surface of the aerial vehicle body as an arced surface and the lower surface as a planar surface, a pressure difference is produced between the upper and lower surfaces by airflow when passing by the aerial vehicle body, thus producing lift and thereby providing the aerial vehicle body with a lifting effect and reducing reliance on the propellers, load is reduced for the propellers, thus greatly reducing motor power consumption so ...

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Номер записи: 7
04-04-2023 дата публикации

New method for preparing perovskite by using high-energy ball milling method

Номер: CN115888914A
Автор: PAN XU, WAN CHANGMAO, YE JIAJIU, WANG ZIHAN, ZHANG HUI, LIU GUOZHEN
Принадлежит:

The invention provides a novel method for preparing perovskite by using a high-energy ball milling method. The novel method comprises the following steps: weighing raw materials and phenethyl amine iodide; the preparation method comprises the following steps: adding the raw materials and phenylethyl amine iodide into a ball-milling tank, adding a certain number of ball-milling beads with a certain diameter, and putting the ball-milling tank into a high-energy ball mill; setting parameters of the high-energy ball mill; starting ball milling; putting the halide perovskite powder into a drying box for drying; a target product is obtained. The method has the advantages that (1) a high-energy ball milling technology is utilized, the advantages of short production cycle, no solvent, no anti-solvent, no waste liquid treatment, high yield and the like can be realized on the premise of environmental protection, and the whole process is highly environment-friendly, rapid and automatic, so that the ...

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Номер записи: 8
05-05-2023 дата публикации

Preparation method of high-content chenodeoxycholic acid ammonium salt and chenodeoxycholic acid

Номер: CN116063368A
Автор: ZHANG XIANG, XIANG SHIMING, HUANG QINGDONG, DENG ZHIRONG, DONG QIANG, YUAN WEI, HUANG SONG, HUANG XIAN, PAN XU
Принадлежит:

The invention discloses a preparation method of high-content chenodeoxycholic acid ammonium salt and chenodeoxycholic acid, relates to the technical field of extraction of chenodeoxycholic acid, and aims to solve the problem that a chenodeoxycholic acid product with the content of about 98% cannot be prepared in the prior art. The preparation method comprises the following steps: adding chenodeoxycholic acid into a reaction kettle, adjusting the pH value to 5.5-6.8 by using alkali, adding organic alkali while stirring until the pH value is 8-12, then adjusting the pH value to 5.5-8.0 by using acid, filtering and washing to obtain chenodeoxycholic acid ammonium salt and filtrate; the content of chenodeoxycholic acid reaches up to 98% or above, cholic acid impurities and other maximum single impurities are remarkably reduced, wider customer requirements can be met, and the added value of the product is higher.

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Номер записи: 9
07-04-2023 дата публикации

Measuring device for rail weighbridge installation

Номер: CN115930742A
Автор: WU JUNSHENG, TAI WENBO, PAN XU, LI PENG
Принадлежит:

The invention belongs to the technical field of rail weighbridge measurement, and particularly relates to a measuring device for rail weighbridge installation, the measuring device for rail weighbridge installation comprises a supporting rod, a length adjusting mechanism, a limiting part and a switching part, the two ends of the supporting rod are both provided with measuring bases, and the ends, away from the supporting rod, of the measuring bases are both provided with transverse rotating shafts, a rotating part is arranged at the lower end of the measuring base, a vertical rotating shaft is assembled at the bottom of the rotating part, and the vertical rotating shaft moves along the upper end face of the double rails when used for double-rail detection. According to the invention, both single-track measurement and double-track measurement can reach better precision, so that the erection and debugging operation of the rail weighbridge in the installation process is more convenient, and ...

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Номер записи: 10
09-07-2015 дата публикации

OPTICAL TRANSMITTER, TRANSMISSION METHOD, OPTICAL RECEIVER AND RECEPTION METHOD

Номер: WO2015100658A1
Автор: ZHOU, Xiaoping, HU, Jing, WEN, Yue, WANG, Lei, PAN, Xu, XU, Chengzhi
Принадлежит:

Disclosed in the present invention which relates to the technical field of communications are an optical transmitter, a transmission method, an optical receiver, and a reception method are provided by the present invention. When a first laser of N lasers switches to an idle second laser of M lasers, the wavelength of a wavelength selectivity optics element to which the first laser is coupled is adjusted from a first wavelength to a second wavelength, and the second wavelength is different from the N wavelengths. Similarly, when a first optical receiver of N optical receivers switches to an idle second optical receiver of M optical receivers, the wavelength of a wavelength selectivity optics element to which the first optical receiver is coupled is adjusted from a first wavelength to a second wavelength, and the second wavelength is different from the N wavelengths. By the above technical solution, the embodiments of the present invention reduce the complexity of the optical transmitter ...

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Номер записи: 11
18-08-2023 дата публикации

Solid carrier rocket flight modal parameter identification method

Номер: CN116609026A
Автор: PAN ZHONGWEN, LIU WEI, DAI TINGTING, ZHANG JING, LIU JIAJIA, MA SHANG, LIU SHUAISHUAI, YAO YAO, WANG XIAOLEI, ZHANG RENJIA, ZHANG JIAWEI, YAN YIHAN, ZHANG WEN, YAN KAI, SHI BAOLAN, ZENG YAOXIANG, LYU HAIBO, WU WANTONG, WU YUYU, ZHU LI, HE LEI, HUA JIN, TONG MINGXI, YUE YONG, ZHAO JILIANG, GAO YUNYI, YU YIFAN, PAN XU
Принадлежит:

The invention discloses a solid carrier rocket flight modal parameter identification method, and belongs to the technical field of aircrafts. The method comprises the following steps: carrying out flight measurement scheme design based on flight modal parameter identification requirements, and determining the mounting position and the measuring range of a telemetering sensor; carrying out a flight test, obtaining a flight whole-course telemetering result, and representing the result as whole-course time domain data; segmenting the telemetering time domain data according to the flight segments, and preprocessing the segmented data; performing frequency domain analysis on the preprocessed time domain data to obtain spectrum characteristics at each moment; performing preprocessing, feature analysis and curve characteristic fitting on the time domain data to obtain damping data; performing preprocessing and magnitude comparison on the time domain data of different position curves to obtain ...

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Номер записи: 12
05-05-2023 дата публикации

Method for extracting and filtering astragalus flavone in probe ultrasonic enhanced high-viscosity solvent system

Номер: CN116059268A
Автор: LIU TINGTING, MENG YUE, SUI HUIMIN, PAN XU, SUI XIAOYU, ZHANG HONGLIAN
Принадлежит:

The invention discloses a method for extracting and filtering astragalus flavone in a probe ultrasonic enhanced high-viscosity solvent system, which comprises the following steps: placing astragalus and a water-containing eutectic solvent in a probe ultrasonic machine according to a certain material-liquid ratio, and carrying out ultrasonic extraction for a certain time to obtain an extracting solution; when the extracting solution is filtered, the formation of a filter cake layer is prevented by utilizing energy generated by cavitation of an ultrasonic machine, so that the filtering speed of the extracting solution is increased. Performing macroporous resin adsorption, desorption and vacuum concentration on the filtrate to obtain a crude astragalus flavone product; the whole technological process is simple, easy to operate and short in consumed time, probe ultrasound can be in direct contact with the extracting solution, interpenetration between the eutectic solvent and the astragalus ...

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Номер записи: 13
29-08-2023 дата публикации

Highway pavement crack rapid detection method based on image data

Номер: CN116664572A
Автор: DING MAO, WEN YUJUAN, PAN XU, ZHAO ZHONGXING, WANG YALI, ZHANG GA
Принадлежит:

The invention relates to the field of image processing, and provides a highway pavement crack rapid detection method based on image data, and the method comprises the steps: calculating a crack feature salient region in a to-be-detected image; taking pixel points in the crack feature salient region as initial pixel points, and clustering the pixel points in the to-be-detected image based on the initial pixel points by using a CURE clustering algorithm so as to obtain a cluster; and determining a highway pavement crack area in the to-be-detected image based on the cluster. According to the method, the pixel points in the crack feature salient region serve as the initial pixel points, clustering is conducted through the CURE clustering algorithm, the number of iterations of the clustering algorithm can be reduced, the calculation amount can be reduced, the clustering accuracy can be improved by determining the initial pixel points during clustering, and then the detection precision is improved ...

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Номер записи: 14
23-11-2017 дата публикации

AERIAL VEHICLE

Номер: WO2017198084A1
Автор: HU, Huazhi, PAN, Xu, JIN, Hongsheng
Принадлежит:

Disclosed is an aerial vehicle, comprising an aerial vehicle body, mechanical arm components provided on the aerial vehicle body, and power apparatus provided on the mechanical arm components. The power apparatus each comprise a mount base, a driving element provided on the mount base, and a propeller connected to the driving element. The mechanical arm components comprise a first mechanical arm, a second mechanical arm, a third mechanical arm, and a fourth mechanical arm. The height of the distal extremity of third mechanical arm and that of the fourth mechanical arm is higher than the height of the distal extremity of the first mechanical arm and that of the second mechanical arm. By means of the structure of the described layout, on the premise that load-bearing requirements are met, not only is the compactness of the body structure increased and the footprint reduced, but also the flight performance of the aerial vehicle is improved and load is reduced for the propellers so that more ...

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Номер записи: 15
23-11-2017 дата публикации

AERIAL VEHICLE

Номер: WO2017198083A1
Автор: HU, Huazhi, PAN, Xu, JIN, Hongsheng
Принадлежит:

Disclosed is an aerial vehicle, comprising an aerial vehicle body. The front extremity of the aerial vehicle body is the nose, while the rear extremity is the tail. An air guiding part is upward protrudingly provided on the middle part of the top surface of the aerial vehicle body. The air guiding part extends from the nose to the tail. A first mechanical arm and a second mechanical arm are provided respectively on the left and right side of the air guiding part. The distance from the first mechanical arm to the air guiding part is equal to the distance from the second mechanical arm to the air guiding part. Recessed parts are recessively provided between the air guiding part and respectively the first mechanical arm and the second mechanical arm. The tail is formed gradually approaching the air guiding part respectively from either the left or right side of the aerial vehicle body and extending rearwards. The aerial vehicle body is parallel to the horizontal plane so that a pressure difference ...

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Номер записи: 16
28-04-2023 дата публикации

Multi-microgrid cooperative operation method in honeycomb-shaped power distribution network environment

Номер: CN116031952A
Автор: WANG JIANZHONG, YU JIALIN, DONG ZHENGHUA, YE WEIQIANG, SHEN LANG, WANG QINGFENG, PAN XU, LEE JI-YE, XIAO XUANYI
Принадлежит:

The invention discloses a multi-micro-grid cooperative operation method in a honeycomb-shaped power distribution network environment, and the method specifically comprises the steps: building a cooperative operation model of a honeycomb-shaped power distribution network and each micro-grid based on the multi-point coupling characteristics of the multi-micro-grid and the honeycomb-shaped power distribution network through an intelligent power information exchange station; an information sharing mechanism of the honeycomb power distribution network and the multi-microgrid and a power exchange optimization method under the information sharing mechanism are provided. According to the implementation of the invention, through collaborative optimization of the output of the distributed power supplies in the microgrids and the power exchange between the honeycomb-shaped power distribution network and the multiple microgrids, the advantages of the honeycomb-shaped power distribution network for ...

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Номер записи: 17
07-04-2023 дата публикации

Detection model training method and device and related equipment

Номер: CN115935166A
Автор: SHAO LIN, YUAN LYUZAN, ZHU CHENGLONG, LI XI, WANG WANG, PAN XU
Принадлежит:

The invention provides a detection model training method and device and related equipment, and the method comprises the steps: obtaining a training data set which comprises sample data; generating a feature data set based on the sample data, wherein the feature data set comprises feature data; a corresponding target detection model is determined in at least two detection models on the basis of each piece of feature data, different detection models in the at least two detection models correspond to different detection conditions, and the detection conditions comprise at least one of a tool type and a tool attribute; and training the target detection model based on the feature data set to obtain a tool detection model. According to the method, the sample data of a large number of cutters are obtained, the sample data are subjected to label classification and then subjected to feature extraction, and then the extracted features are matched with the at least two detection models to determine ...

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Номер записи: 18
04-08-2023 дата публикации

Signature generation method and device, computer equipment and storage medium

Номер: CN116541859A
Автор: ZHANG GUOLIN, ZHENG YI, PAN XU, YAO YEWANG
Принадлежит:

The invention relates to a signature generation method and device, computer equipment and a storage medium, and is applied to the technical field of information security. The method comprises the following steps: acquiring an instant image comprising a target object and environment information; generating a visual image according to the fingerprint information and the voiceprint information of the target object; generating a comprehensive image according to the visual image and the instant image; and according to the identity feature information of the target object, encrypting the comprehensive image to obtain a target image as a personal signature of the target object. By adopting the method, the problems that the traditional single handwritten personal signature is not convenient enough and is easy to counterfeit are effectively avoided, the personal instant image is taken as the watermark carrier image, and unique fingerprint and voiceprint information is embedded, so that the repudiation ...

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Номер записи: 19
09-05-2023 дата публикации

Novel method for preparing large-area perovskite thin film and application

Номер: CN116096194A
Автор: PAN XU, TAO YULI, YE JIAJIU, LIU BOYUAN, LIU GUOZHEN, CHEN FENG
Принадлежит:

The invention provides a novel method for preparing a large-area perovskite thin film, which comprises the following steps: (1) dissolving AX and BX2 in solvents such as 2-methoxyethanol, N, N-dimethylformamide and the like to obtain an undoped perovskite precursor solution; additives such as methylamine hydrochloride and N-cyclohexyl pyrrolidone are added into the undoped perovskite precursor solution, and a doped perovskite precursor solution is prepared; and (2) directly preparing the perovskite thin film on a substrate by using the prepared doped perovskite precursor solution. The invention also provides an application of the method in preparation of a perovskite solar cell. According to the method, the corresponding additive is added into the perovskite precursor solution, so that the perovskite crystallization process is effectively adjusted, and the high-quality large-area perovskite thin film can be effectively prepared under the normal-temperature and high-humidity air condition ...

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Номер записи: 20
14-07-2023 дата публикации

Preparation method of avalanche region external absorption suppression structure of indium gallium arsenic Geiger avalanche detector

Номер: CN116435386A
Автор: DAI QIAN, GONG CHIKUN, QIN WENZHI, LI WANLI, CHEN QINGMIN, LIANG PIGANG, SHU YUXIN, XIE HEPING, PAN XU, XIE QIAN, WANG GUOSHENG, HAO XIN, ZHOU XIAOYAN, LIU YUAN, TIAN HONGJUN, SONG HAIZHI
Принадлежит:

The invention discloses a preparation method of an absorption suppression structure outside an avalanche region of an indium gallium arsenic Geiger avalanche detector, which is based on an absorption multiplication separation Geiger avalanche diode structure, and takes indium gallium arsenic as an absorption layer material, indium aluminum arsenic as an energy band gradient material and indium phosphide as a multiplication layer material. A novel PN junction preparation method in which a Zn protection ring doped region is combined with a groove diffusion main junction is adopted, so that the siphonic effect of an avalanche electric field existing in a traditional twice diffusion main junction without a protection ring on carriers absorbed outside an avalanche region is relieved, and the problem of control of an external electric field in the avalanche region is solved; in combination with strong absorption of incident photons with wavelengths of 1.06 [mu] m and 1.55 [mu] m outside an avalanche ...

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Номер записи: 21
13-07-2016 дата публикации

Five knot solar cell that contain DBR structure

Номер: CN0205385027U
Автор: ZHANG XIAOBIN, ZHANG YANG, MA DIFEI, WANG LEI, MAO MINGMING, LIU XUEZHEN, ZHANG LU, PAN XU, YANG CUIBAI
Принадлежит:

... 本实用新型公开了种含DBR结构的五结太阳能电池，该电池以Ge单晶片为衬底，在所述Ge衬底上依次设置有GaInAs/GaInP缓冲层、AlGaAs/GaInAs DBR、GaInNAs子电池、AlAs/AlGaAs DBR、GaInNAs子电池、AlGaInAs子电池和AlGaInP子电池，其中AlGaAs/GaInAs DBR用于反射长波光子，AlAs/AlGaAs DBR用于反射中长波光子。本实用新型可以使光子被子电池二次吸收利用，提高子电池收集效率，从而提高五结太阳能电池的光电转换效率；同时，本实用新型还可以减小子电池厚度，提高电池生产效率，降低电池生产成本。 ...

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Номер записи: 22
16-05-2023 дата публикации

Method for distinguishing atmosphere, coal type gas, oil type gas and biogas by adopting argon and oxygen families

Номер: CN116124917A
Автор: PAN XU
Принадлежит:

The invention relates to a method for distinguishing atmosphere, coal-type gas, oil-type gas and biogas by adopting argon and oxygen families. The method comprises the following steps: (1) respectively collecting an atmosphere sample, a coal-type gas sample, an oil-type gas sample and a biogas sample; (2) obtaining a color-mass spectrum of each sample by adopting a gas chromatography-mass spectrometry technology, obtaining mass numbers and abundance of argon and oxygen groups in all the samples respectively by adopting a mass selection detector MSD, and establishing a mass number abundance table of Ar + O2 in each sample; (3) respectively establishing a mass number abundance reproduction summary table of Ar + O2 of each sample; (4) establishing an atmosphere, coal type gas, oil type gas and biogas mass number molecule induction table; and (5) carrying out the step (2) on an unknown sample to obtain the mass numbers of argon and oxygen groups in the unknown sample, and comparing the mass ...

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Номер записи: 23
02-05-2023 дата публикации

Anti-scour and anti-seepage water conservancy dam

Номер: CN116043777A
Автор: PAN XU, GOU QISHU
Принадлежит:

The anti-scour and anti-seepage water conservancy dam comprises a dam structure body, gabions, geotechnical cloth, geomembranes, ecological bags and anti-scour protruding strips are laid on the bevel edge of the upstream face of the dam structure body, and fixing rods, first connecting rods, second connecting rods and anti-collision piers are installed at the top of the dam structure body. A material warehouse and an anti-impact biological blanket are arranged on the bevel edge of the downstream face of the dam structure body, an assembly type inverted filter trunk coaming is arranged on the upper layer in the material warehouse, a sandbag is arranged on the middle layer, and a two-way water pump is arranged on the lower layer. The anti-scour and anti-seepage effects are ideal, the phenomena of topsoil, piping and the like can be effectively prevented and controlled, secondary flood fighting can be conveniently and efficiently carried out when short-time heavy rainfall occurs, the life ...

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Номер записи: 24
12-05-2023 дата публикации

Submicron flake silver powder and preparation method thereof

Номер: CN116100038A
Автор: PAN XU, WANG JIANWEI, LIU WEIBO, MA XIAOLING, ZHANG JINGGUO, WANG ZHONG, HE HUIJUN, WANG LIMIN, BAN LIQING, LI WEIYING
Принадлежит:

The invention belongs to the technical field of metal powder, and particularly relates to submicron flaky silver powder and a preparation method thereof. The preparation method comprises the following steps: adding a protective agent solution into a silver precursor solution, uniformly mixing, adding an acid solution to adjust the pH value to 0.5-6, and then adding a reducing agent solution for nucleation reaction to obtain a nucleation system; adding an alkaline solution into the nucleation system to adjust the pH value to 7-13, and continuing to grow to obtain silver powder dispersion liquid; and carrying out post-treatment on the silver powder dispersion liquid to obtain the submicron flake silver powder. According to the preparation method designed by the invention, the concentration, the reaction temperature and the reaction time of each reaction raw material are regulated and controlled by using the selective reaction solvent, so that the nucleation stability and the uniformity of ...

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Номер записи: 25
07-04-2023 дата публикации

Cutter monitoring threshold determination method and device and electronic equipment

Номер: CN115933533A
Автор: LI XI, YUAN LYUZAN, SHAO LIN, ZHU CHENGLONG, PAN XU
Принадлежит:

The invention discloses a method and device for determining a monitoring threshold value of a cutter and electronic equipment, and belongs to the technical field of equipment monitoring. The method comprises the steps of obtaining machining features of a reference tool and machining data corresponding to the machining features; performing threshold calculation on the processing data, and determining a corresponding relationship between the processing features and monitoring thresholds to generate a monitoring model library; based on a target machining feature of a target tool, determining an initial monitoring threshold value corresponding to the target machining feature in the monitoring model library; when the target tool is in the machining state, target machining data corresponding to a plurality of procedures of the target tool are obtained; and adjusting the initial monitoring threshold value according to the times that the target processing data is greater than or smaller than the ...

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Номер записи: 26
29-06-2016 дата публикации

Join in marriage and become acquisition terminal uninterrupted power source

Номер: CN0205355933U
Автор: PAN XU, XU YONGZE, YANG CHONG, WANG GAO, ZHANG WENWU, ZHANG YE, XING XIANG
Принадлежит:

... 本实用新型公开了一种配变采集终端不间断电源，涉及电力设备技术领域。所述不间断电源包括太阳能电池板充电模块、蓄电池、微电脑时控开关、中间继电器、逆变器和接线端子排；且微电脑时控开关、中间继电器、逆变器和接线端子排经过电路连接后放置在不间断电源控制箱内，不间断电源控制箱设有导线孔，微电脑时控开关通过导线孔分别与太阳能电池板和充电模块和蓄电池控制连接。本实用新型保证了配变在事故停电、检修停电、客户暂停期间，对配变用电信息采集，保证采集终端的上线采集。 ...

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Номер записи: 27
07-04-2023 дата публикации

Address information identification method, information pushing method and information display method

Номер: CN115935086A
Автор: LI YAOSONG, GONG JIAN, QI XIAOHUI, CHEN CHENG, PAN XU, XU SIQI
Принадлежит:

The invention provides an address information identification method, and relates to the technical field of artificial intelligence, in particular to the technical field of natural language processing, machine learning and deep learning. According to the specific implementation scheme, a candidate address chain list is generated according to address words in a text, and each candidate address chain in the candidate address chain list comprises multiple levels of address nodes; for each candidate address chain, determining a feature sequence of the candidate address chain according to a relationship between the candidate address chain and the text; and determining a target address chain from the candidate address chain list according to the feature sequence. The invention further provides an information pushing method and device, an information display method and device, electronic equipment and a storage medium.

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Номер записи: 28
23-06-2023 дата публикации

Event aggregation method, device and equipment based on multi-modal data

Номер: CN116310682A
Автор: LIU XIAOWEI, GONG JIAN, QI XIAOHUI, PAN XU, LIU CHENHUI, LIU CHONG, CHEN MENGLIN
Принадлежит:

The invention provides an event aggregation method, device and equipment based on multi-modal data, relates to the field of artificial intelligence, in particular to natural language processing, deep learning technologies and the like, and can be applied to smart cities and smart government affair scenes. According to the specific implementation scheme, when to-be-processed multi-modal data is processed, event classification results and event address information corresponding to the multi-modal data are determined, and clustering processing is carried out on the to-be-processed multi-modal data according to the event classification results and the event address information to obtain at least one clustering cluster. Therefore, a mode of performing event aggregation on the multi-modal data based on the event classification result and the event address information is provided, and event aggregation on the multi-modal data is conveniently realized.

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Номер записи: 29
25-08-2023 дата публикации

User information data processing method and device and server

Номер: CN116644721A
Автор: YANG MENGRU, PAN XU
Принадлежит:

The invention provides a user information data processing method, a user information data processing device and a server, which can be used in the field of finance. Based on the method, after a server obtains target text data including character strings representing user information, position information and pinyin data of all character characters can be determined firstly, and the pinyin data of all the character characters can be converted according to the pinyin data of the character characters and a preset conversion rule. Character characters in the character string are converted into corresponding intermediate data, and an intermediate data set is obtained; according to the position information of the alphabetic characters, confusion rules matched with the intermediate data are determined; and according to a matched confusion rule, performing corresponding confusion processing on initial characters and/or final characters in the intermediate data in the intermediate data set to obtain ...

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Номер записи: 30
07-07-2023 дата публикации

Flexible substrate film fixing method and application

Номер: CN116406216A
Автор: PAN XU, LIU BOYUAN, YE JIAJIU, GUO TIANLE, LIU GUOZHEN, TAO YULI, CHEN FENG
Принадлежит:

The invention discloses a flexible substrate film fixing method and application, and relates to a flexible substrate film, the flexible substrate film is provided with a surface A and a surface B. The flexible substrate film fixing method comprises the following steps: (1) flatly pasting a double-sided adhesive tape on a rigid substrate with a proper size; (2) attaching a separator on the B surface of the flexible substrate film in an electrostatic adsorption mode; (3) enabling the B surface of the flexible substrate film to be close to the double-sided adhesive tape, enabling the separator to cover the double-sided adhesive tape, flattening the separator by using a plastic rod, and discharging bubbles between the two layers of films; according to the fixing method, the problems of uneven heating, bubbling and the like in the thermal annealing process of the flexible substrate film are solved; after the flexible perovskite solar cell is prepared, the flexible perovskite solar cell can be ...

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Номер записи: 31
08-08-2023 дата публикации

Lead lap joint fitting insulating cover convenient to operate without power failure

Номер: CN116565754A
Автор: ZHANG WENBIN, WANG JIANZHONG, ZHENG WEIJUN, XU CHEN, DU BIN, WANG ZHENG, TANG JINJIANG, WANG YING, CHEN JIE, CAI HENG, NIU YI, JANG JI-YOUNG, ZHANG YIQUAN, PAN XU, ZHONG QUANHUI, WU FANG, JIN YIJIA
Принадлежит:

The invention discloses an uninterruptible operation convenient lead lap joint fitting insulating cover, which overcomes the problems of low construction efficiency and low safety caused by the fact that a lead lap joint fitting cannot perform live-line operation under the condition of no special protection in the prior art, and comprises an insulating shell, the left side and the right side of the insulation shell are respectively provided with a main line protection device and a branch line protection device, a drainage body and a locking device are installed in the insulation shell, the locking device is installed on the drainage body, and an eyebolt protection device is installed below the insulation shell. The insulating protective shell is matched to realize independent installation of the main/branch wires, the safety protection degree is high, the lead lapping is reliable, the energy is saved, the environment is protected, and the operation is convenient; and the insulating protective ...

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Номер записи: 32
07-04-2023 дата публикации

Cutter monitoring method and device, electronic equipment and storage medium

Номер: CN115933519A
Автор: ZHU CHENGLONG, YUAN LYUZAN, SHAO LIN, LI XI, PAN XU
Принадлежит:

The invention provides a tool monitoring method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining main shaft load data corresponding to a tool, the main shaft load data comprises a main shaft load curve and a machining type corresponding to the tool, and the main shaft load curve represents a corresponding relation between time and a main shaft load; the main shaft load curve is intercepted according to the machining type corresponding to the cutter, a first filtering result is obtained, the first filtering result comprises N data points, N is an integer larger than 1, and the data points represent the corresponding relation between time and main shaft loads; and monitoring the cutter based on the first filtering result. Through the characteristics of the embodiment of the invention, the processing efficiency of cutter monitoring in the numerical control machine tool can be improved.

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Номер записи: 33
17-08-2021 дата публикации

Composite adhesive film laminating method of display module and display device

Номер: CN113263822A
Автор: LIU SUWEI, YANG SHUO, PAN XU, GU CHUNXIAO, WU YAOYAN, PEI JUNQIANG, 刘苏伟, 杨硕, 潘旭, 古春笑, 吴耀燕, 裴军强
Принадлежит:

The invention discloses a composite adhesive film laminating method of a display module and a display device provided by the embodiment of the invention, in the laminating process of the display module and the composite adhesive film, the clamping force is applied to the end part, close to the bending area of the display module, of the adhesive layer of the composite adhesive film through the clamping assembly, and after the adhesive layer is attached to the plane area of the display module, when the bending area needs to be attached, the clamping force of the clamping assembly on the side, corresponding to the bending area, of the adhesive layer is relieved, so that the problem that in the attaching process of the composite adhesive film and the plane area, the adhesive layer makes contact with the bending area in advance, and consequently attaching is poor can be solved.

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Номер записи: 34
18-07-2023 дата публикации

Power distribution network lead lap joint device and method suitable for non-power-cut operation

Номер: CN116454699A
Автор: ZHANG WENBIN, WANG JIANZHONG, ZHENG WEIJUN, XU CHEN, DU BIN, WANG ZHENG, TANG JINJIANG, WANG YING, CHEN JIE, CAI HENG, NIU YI, JANG JI-YOUNG, ZHANG YIQUAN, PAN XU, ZHONG QUANHUI, WU FANG, JIN YIJIA
Принадлежит:

The invention discloses a power distribution network lead lap joint device and method suitable for non-power-cut operation, and the device comprises a main line clamping groove which is transversely disposed in a vertical plane, and a branch line clamping groove which is perpendicular to the main line clamping groove and forms an acute angle with the vertical plane. The main line clamping groove and the branch line clamping groove are respectively arranged on two sides of the main body of the lapping device in a back-to-back mode, and the main body is made of conductor materials. The main line clamping groove and the branch line clamping groove are of a split type structure, the convenience of hot-line work is optimized, the installation work can be completed by a single person and a single rod, and the installation time is shortened; after installation, the branch lines are perpendicular to the main wires and form acute angles with the bottom surface, so that wire twisting stress and bending ...

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Номер записи: 35
25-07-2023 дата публикации

Settling liquid discharge type gas-liquid separation device

Номер: CN116474500A
Автор: ZHAO LEI, FENG ZHONGXING, PAN XU, YAO RONGHUA, HAN FUJIANG
Принадлежит:

The present invention relates to the technical field of fuel cells, and particularly discloses a sedimentation liquid discharge type gas-liquid separation apparatus, which comprises an upper box body and a lower box body, the upper box body and the lower box body are connected to form a chamber, the side wall of the upper box body is provided with a gas-liquid inlet, the top end of the upper box body is provided with a gas outlet, and the bottom of the lower box body is provided with a water discharge port; the fixed baffle is arranged in the upper box body and divides the interior of the upper box body into a first chamber and a second chamber which are independent, the first chamber is communicated with the gas-liquid inlet, and the second chamber is communicated with the gas outlet; the first separation device is arranged in the first cavity, and the lower end of the first separation device extends out of the first cavity and is connected with the interior of the lower box body; the ...

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Номер записи: 36
11-07-2023 дата публикации

Spindle type buffer layer structure for InGaAs detector with high In component

Номер: CN116417531A
Автор: PAN XU, LIU SHAOBIN, KE ZUNGUI, CHEN JIAN, DAI QIAN, QIN WENZHI, XIE QIAN
Принадлежит:

The invention discloses a fusiform buffer layer structure for an InGaAs detector with a high In component. The fusiform buffer layer structure comprises an InGaAs epitaxial layer which extends on a semiconductor substrate and has the In component in fusiform gradual change, and the InGaAs epitaxial layer serves as a buffer layer. The buffer layer structure is suitable for preparing an InGaAs infrared detector with a high In component on a semiconductor substrate, especially for preparing InxGa1-xAs (xgt; and 0.53) the preparation of the detector improves the degree of freedom of the preparation of the InGaAs detector with high In component on substrate selection and the diversity of the preparation of the InGaAs detector with high In component on structure selection. The spindle-type buffer layer is of a vertically symmetrical structure, so that the stress state in the buffer layer can more effectively prevent defects such as penetration dislocation from spreading to an active region of ...

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Номер записи: 37
08-08-2023 дата публикации

Bypass quick switching system for uninterrupted operation of ring main unit and application method of bypass quick switching system

Номер: CN116565701A
Автор: WANG JIANZHONG, SU YIFANG, MA ZHENYU, CHEN JIE, ZHENG WEIJUN, PAN XU, YE WEIQIANG, SHEN LANG, WANG ZHENG, TANG JINJIANG, WANG YING, SUN FENG, XU CHEN, ZHANG WENBIN, DU BIN, NIU YI
Принадлежит:

The invention discloses a bypass quick switching system for uninterrupted operation of a ring main unit, which comprises a cable branch box and an on-off module, the cable branch box is connected with the on-off module, the on-off module is connected with the ring main unit, the cable branch box is connected with the ring main unit, the cable branch box is connected with an outgoing line cabinet, and the outgoing line cabinet is connected with a power supply. The cable branch box is in a regular hexagonal prism shape and is provided with six wiring terminals. According to the bypass quick switching system for the uninterruptible operation of the ring main unit, the cable branch box has many outgoing line loops, the problem that the number of outgoing line loops of original bypass switching equipment in the prior art is small is solved, the switching system has necessary breaking and protection capabilities through the breaking module, the adaptability is higher, and the switching efficiency ...

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Номер записи: 38
29-08-2023 дата публикации

Audio data processing method and device and server

Номер: CN116665668A
Автор: YANG MENGRU, PAN XU
Принадлежит:

The invention provides an audio data processing method, an audio data processing device and a server, which can be used in the financial field. Based on the method, after target audio data is received and a corresponding first data set is obtained through voice recognition, the first data set is split according to a preset splitting rule to obtain a plurality of alphabetic character matrixes; obtaining and mapping the alphabetic characters in the alphabetic character matrix into corresponding alphabetic character combinations according to pinyin data of the alphabetic characters to obtain a corresponding first alphabetic character matrix; according to a preset exchange rule, alphabetic character combinations meeting exchange conditions in the first alphabetic character matrix are determined; performing exchange processing on initial characters and/or vowel characters of the alphabetic character combination meeting the exchange condition to obtain a corresponding second alphabetic character ...

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Номер записи: 39