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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 17. Отображено 17.
23-06-2023 дата публикации

Industrial waste air purification system

Номер: CN116272213A
Автор: FAN BIN, FENG JIE
Принадлежит:

The invention relates to the technical field of industrial waste gas treatment, in particular to an industrial waste air purification system which comprises two purification boxes distributed up and down, a centrifugal box is fixedly arranged between the two purification boxes, pretreatment boxes are fixedly arranged at the left end and the right end of each purification box, and waste gas pipes are fixedly arranged at the ends, away from each other, of the two pretreatment boxes in a communicating mode. A power motor is connected to the upper end face of the centrifugal box, a protective jacket is arranged at the outer end of the power motor, a centrifugal cavity is formed in the centrifugal box, the lower end of the power motor is in power connection with a power shaft, and a spray head is fixedly arranged on the periphery of the power shaft; exhaust holes and open holes which are uniformly distributed are formed in the upper end wall and the lower end wall of the centrifugal cavity in ...

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Номер записи: 1
14-07-2023 дата публикации

Scalable single flow tracking method based on staged continuous learning

Номер: CN116433727A
Автор: LIU HONGMIN, CAI YUEFENG, XU JINGLIN, FAN BIN
Принадлежит:

The invention relates to the technical field of visual target tracking, in particular to a scalable single-flow tracking method based on staged continuous learning. The invention discloses a scalable single-flow tracking method based on staged continuous learning, and the method comprises the steps: obtaining a search image and a template image, and processing the search image and the template image, and obtaining an input image; performing feature vectorization processing on the input image to obtain vectorized features; based on the vectorized features, target image features are obtained through an interactive window self-attention module and a dynamic mixed attention module; according to the target image features, through the classification head and the regression head, obtaining an output image; and according to the output image, performing target tracking in the target time sequence motion. The invention relates to an inter-stage continuous learning-based tracking method with excellent ...

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Номер записи: 2
14-07-2023 дата публикации

Method for producing polycrystalline silicon

Номер: CN116425164A
Автор: GAO LIN, FAN BIN, WANG SHEN
Принадлежит:

The invention discloses a production method of polycrystalline silicon, and solves the technical problems of high production cost, long production period and low utilization value of silica fume of the polycrystalline silicon in the prior art. The production method of the polycrystalline silicon comprises the following steps: reacting a silicon raw material, elemental carbon and chlorine to generate flue gas containing dust, gaseous ferric chloride, gaseous aluminum chloride and gaseous silicon chloride; performing heat exchange treatment on the flue gas; dust in the flue gas is removed, and first powder and first dustless gas are output; condensing gaseous ferric chloride in the first dustless gas into solid ferric chloride, and outputting a first gas-solid mixture; the first gas-solid mixture is subjected to gas-solid separation treatment, and second powder and second dustless gas are output; condensing gaseous aluminum chloride in the second dustless gas into solid aluminum chloride, ...

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Номер записи: 3
28-04-2023 дата публикации

Method for preparing methylene compound by reducing aromatic aldehyde (ketone) compound

Номер: CN116023200A
Автор: HAN LIBIAO, TAO XIAOMIN, WANG XIN, TANG WENJIE, FAN BIN, ZHANG YONGBIN
Принадлежит:

The invention discloses a method for preparing a methylene compound by reducing an aromatic aldehyde (ketone) compound, and belongs to the technical field of organic synthesis. The invention relates to a method for preparing a methylene compound by reducing an aromatic aldehyde (ketone) compound, which comprises the following steps of: fully stirring and reacting the aromatic aldehyde (ketone) compound and a mixture of a reducing agent H3PO3 and iodine at a reaction temperature, and separating, washing and purifying after the reaction is finished to obtain the methylene compound, the reaction formula is as follows: R is an aromatic aldehyde (ketone) compound, and Z is a methylene compound. The invention provides a cheap, simple and practical method for reducing aromatic ketone and aromatic aldehyde into corresponding methylene compounds, and by-products generated by the reaction are easy to recover.

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Номер записи: 4
15-06-2016 дата публикации

Flue gas dust removal denitration desulfuration purification system

Номер: CN0205307999U
Автор: GAO LIN, WANG TAO, FAN BIN
Принадлежит:

... 本实用新型涉及烟气除尘脱硝脱硫净化系统，包括设于烟气的排气通道中，并通过管路依次连接的省煤器、第一过滤单元、SCR反应器、空气预热器、脱硫装置和第二过滤单元，所述的第一过滤单元包括金属过滤结构或陶瓷过滤结构。该系统结构简单，在对烟气进行较高精度的过滤后进行脱硝和脱硫，避免了高粉尘含量的烟气直接进入SCR反应器中，造成催化剂被磨损和堵塞、催化活性物质中毒等问题，脱硝率和脱硫率较高，大幅减轻了对环境的污染，并且总体净化效率较高。 ...

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Номер записи: 5
29-08-2023 дата публикации

Visual localization method based on lightweight structured line map

Номер: CN116662600A
Автор: LIU HONGMIN, CAO CHENGYANG, HU YUFAN, FAN BIN
Принадлежит:

The invention discloses a visual positioning method based on a lightweight structured line map, and the method comprises the steps: carrying out the image matching of a query image and database images through image retrieval, finding out a plurality of database images most similar to the query image according to the image matching result, and taking the database images as candidate database images; constructing a line map for visual localization; performing line extraction and matching on the query image and the candidate database image, and constructing a two-dimensional to three-dimensional line corresponding relationship; solving an initial attitude based on the constructed line corresponding relation from two dimensions to three dimensions; and carrying out attitude iterative optimization on the solved initial attitude to obtain a final camera pose. According to the method, the good six-degree-of-freedom pose of the camera can be estimated under the condition of low memory consumption ...

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Номер записи: 6
29-08-2023 дата публикации

Preparation method of diaryl sulfide compound

Номер: CN116655504A
Автор: ZHANG JIANQIU, HAN LIBIAO, ZHANG HUIMIN, FAN BIN
Принадлежит:

The invention discloses a preparation method of a diaryl sulfide compound, and belongs to the technical field of organic synthesis. According to the method, cheap and easily available diaryl disulfide is taken as a single raw material, a desulfurization reaction is carried out in a nickel or palladium catalyst, a phosphine ligand, a metal reducing agent, organic alkali and an organic solvent, and the corresponding diaryl sulfide is obtained after purification treatment. The method has the advantages that the raw materials are cheap and easy to obtain, halogen-containing compounds and pre-functionalized coupling reagents are not used, the catalyst amount is low, the yield is high, the operation is convenient and fast, and the like, and has a relatively high industrial application prospect.

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Номер записи: 7
08-08-2023 дата публикации

Preparation method of phosphino compound

Номер: CN116554222A
Автор: HAN LIBIAO, TAO XIAOMIN, WANG XIN, TANG WENJIE, FAN BIN, ZHANG YONGBIN
Принадлежит:

The invention discloses a preparation method of a phosphino compound, and belongs to the field of organic chemical synthesis. The invention relates to a preparation method of a phosphino compound, which comprises the following steps: fully stirring and reacting a phosphine oxide (sulfur) compound and a mixture of a reducing agent and a catalyst at a certain temperature, and after the reaction is finished, separating, washing and purifying to obtain the phosphino compound, the reaction formula is as follows: R is a phosphine oxide compound or a phosphine sulfur compound, and Y is a phosphino compound; the reducing agent is H3PO3; the catalyst is iodine. The invention aims to provide a method for preparing a phosphino compound, which has the advantages of low cost of a reducing agent, safe production process, easiness in operation and easiness in recovery of byproducts generated in reaction.

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Номер записи: 8
18-07-2023 дата публикации

Hierarchical sensitive image feature aggregation method

Номер: CN116452931A
Автор: FAN BIN, CHEN YONGJIE, LIU HONGMIN, ZENG HUI
Принадлежит:

The invention discloses a hierarchical sensitive image feature aggregation method, which comprises the following steps of: adding a local adaptive feature aggregation module and a semantic information aggregation module into a Transform network, and constructing a hierarchical structure sensitive feature aggregation framework; wherein the feature aggregation framework comprises three times of feature aggregation processes, and different aggregation schemes are respectively adopted in the three times of feature aggregation processes; and inputting a to-be-processed image into the feature aggregation framework for feature aggregation to obtain a feature image. According to the method, a Transform can establish a more accurate global relationship, and a better effect can be achieved on multiple tasks such as image classification, target detection, semantic segmentation and the like.

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Номер записи: 9
26-05-2023 дата публикации

Underwater image enhancement method based on RGB channel recovery

Номер: CN116167941A
Автор: LIU HONGMIN, ZHANG QI, FAN BIN, ZENG HUI, HU YUFAN
Принадлежит:

The invention discloses an underwater image enhancement method based on RGB channel recovery. The method comprises the steps that an image set composed of underwater degraded images and underwater clear images is acquired; constructing an underwater image enhancement model by adopting a generative adversarial network, and designing a multinomial loss function; training an underwater image enhancement model based on the acquired image set and the designed multi-term loss function; and inputting a to-be-enhanced underwater degraded image into the trained underwater image enhancement model to obtain a clear image corresponding to the to-be-enhanced underwater degraded image. According to the method, channels of different attenuation degrees of the underwater degraded image can be processed in a targeted manner, and the underwater image is effectively and robustly enhanced.

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Номер записи: 10
01-08-2023 дата публикации

Packaging bag printing and cutting machine

Номер: CN116512748A
Автор: LONG LIN, MAO GUIYUN, FAN BIN, ZHANG HONG, ZHU ZONGDING
Принадлежит:

The invention relates to the technical field of printing and cutting, in particular to a packaging bag printing and cutting machine. Comprising a fixing frame and supporting legs at the bottom of the fixing frame, a printing groove is formed in the left side above the fixing frame, a printing roller is arranged on the upper portion of the printing groove, a pressing roller is arranged on the upper portion of the printing roller, and the printing roller and the pressing roller are fixedly installed on the fixing frame through a fixing plate; a rotating rod is hinged to the right side of the guide roller, one end of the left side of the rotating rod is higher than one end of the right side of the rotating rod, a pressure roller is installed at one end of the right side of the rotating rod, a spring is arranged between the rotating rod and the supporting plate, a conveying roller is arranged on the right side of the pressure roller, and a heat sealing cutting device is arranged on the right ...

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Номер записи: 11
25-08-2023 дата публикации

Image deblurring method based on diffusion model

Номер: CN116645287A
Автор: LIU HONGMIN, XIA JUNYONG, FAN BIN
Принадлежит:

The invention discloses an image deblurring scheme based on a diffusion model, and belongs to the technical field of image processing. The method comprises the following steps: constructing a DMDIFF deblurring network model; wherein the DMDIFF deblurring network comprises a blurred image feature encoder, a depth gradient extraction UNet backbone network and a cross attention sub-network; performing data enhancement processing on the training sample image to obtain a target training sample; training the DMDIFF deblurring network model through the target training sample to obtain a target diffusion model; and inputting a to-be-processed image into the target diffusion model for deblurring processing to generate a target image. According to the scheme, the difference template is learned based on the diffusion model, high-frequency information in the image is mainly learned, and the problems that generation models such as GAN and VAE are difficult to train, and the deblurring result is smooth ...

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Номер записи: 12
23-06-2023 дата публикации

Polycrystalline silicon production system

Номер: CN116282035A
Автор: GAO LIN, FAN BIN, WANG SHEN
Принадлежит:

The invention discloses a production system of polycrystalline silicon, and solves the technical problems of high production cost, long production period and low utilization value of micro silicon powder of the polycrystalline silicon in the prior art. The system comprises a chlorination metallurgical furnace; a first heat exchange device; the first dust removal equipment is used for removing dust in the flue gas and outputting first dustless gas; the second heat exchange equipment is used for condensing gaseous ferric chloride in the first dustless gas into solid ferric chloride and outputting a first gas-solid mixture; the second dust removal equipment is used for carrying out gas-solid separation treatment on the first gas-solid mixture and outputting second dustless gas; the third heat exchange equipment is used for condensing gaseous aluminum chloride in the second dustless gas into solid aluminum chloride and outputting a second gas-solid mixture; the third dust removal equipment ...

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Номер записи: 13
28-04-2023 дата публикации

Preparation method of anhydrous Na2S and derivatives thereof

Номер: CN116022740A
Автор: HAN LIBIAO, WANG TENG, WANG XIN, ZHANG JIANQIU, DAI XIAOQIANG, GE QIANJIAN, LIU HUI, ZHANG YONGBIN, FAN BIN
Принадлежит:

The invention discloses a preparation method of anhydrous Na2S and derivatives thereof, and belongs to the technical field of substance synthesis. The method comprises the following steps: in an inert gas or nitrogen atmosphere, fully reacting a phosphine sulfur compound R3PS with metal sodium in a non-polar hydrocarbon solvent or in the absence of a solvent to generate phosphino compounds R1R2R3P and Na2S, after the reaction is finished, separating solid Na2S from a reaction system by utilizing the property that Na2S is insoluble in an organic solvent, and separating the solid Na2S from the reaction system by utilizing the property that Na2S is insoluble in the organic solvent. Cleaning the solid Na2S by adopting an organic solvent, and performing vacuum drying to obtain anhydrous Na2S; the simple chemical formula of the phosphine sulfur compound is R3PS, and the R3PS is R1R2R3PS; the simple chemical formula of the phosphino compound is R3P, and R3P is R1R2R3P; r1, R2 and R3 are respectively ...

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Номер записи: 14
29-08-2023 дата публикации

Feature extraction method and device for selecting training sample based on multi-evidence fusion

Номер: CN116664867A
Автор: FAN BIN, LIU CHUANJIN, LIU HONGMIN
Принадлежит:

The invention discloses a feature extraction method and device for selecting a training sample based on multi-evidence fusion. The method comprises the following steps: introducing a plurality of different image retrieval algorithms in a training stage of a feature extraction network; training the feature extraction network; the training process comprises the following steps: determining an anchor point, a positive sample point and a negative sample point in an input image; respectively calculating positive sample similarity between the anchor points and the positive sample points and negative sample similarity between the anchor points and the negative sample points by utilizing each image retrieval algorithm; updating the negative sample points based on the calculated positive sample similarity and negative sample similarity to obtain updated negative sample points; fusing the updated negative sample points obtained by using a plurality of different image retrieval algorithms, and calculating ...

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Номер записи: 15
18-07-2023 дата публикации

Geometric adaptive point cloud classification and segmentation method and device based on point cloud-voxel

Номер: CN116452866A
Автор: ZENG HUI, ZHAO TIANMENG, LI QING, LIU HONGMIN, FAN BIN
Принадлежит:

The invention provides a geometric adaptive point cloud classification and segmentation method and device based on point cloud-voxel, and belongs to the technical field of computer vision. The method comprises the following steps: constructing a voxel-based deep convolution operator and a point-based position adaptive pooling operator; constructing a point cloud-voxel-based feature extraction module according to the constructed deep convolution operator and the position adaptive pooling operator, and adaptively extracting and fusing features of different scales in the input point cloud; according to the constructed feature extraction module, constructing a geometric adaptive network based on point cloud-voxel; and inputting a point cloud classification data set and a point cloud component segmentation data set to train the constructed geometric adaptive network, and using the trained geometric adaptive network to realize shape classification and component segmentation tasks of the point ...

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Номер записи: 16
15-06-2016 дата публикации

Dedusting and denitration integrated device

Номер: CN0205307996U
Автор: GAO LIN, WANG TAO, FAN BIN
Принадлежит:

... 本实用新型公开了一种除尘脱硝一体化装置，包括壳体以及设置于壳体内部的隔板，所述隔板将壳体内部分隔为除尘室以及脱硝室，所述除尘室内设有过滤元件，所述过滤元件由烧结金属多孔材料或烧结陶瓷多孔材料构成，所述脱硝室内设有脱硝装置，所述除尘室上设有供待过滤气体进入的待过滤气体进气口，除尘室上设置的供已过滤气体排出的已过滤气体出气口与脱硝室的待脱硝气体进气口连通，所述脱硝室还设有已脱硝气体出气口。采用本实用新型能够对锅炉尾部烟气稳定进行除尘和脱硝，保证了除尘和脱硝效果，且避免了粉尘对装置产生磨损，除尘脱硝一体化设计也使得操作更加方便。 ...

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Номер записи: 17