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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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Форма поиска

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 34. Отображено 34.
30-05-2023 дата публикации

Cooking method for improving freshness and aroma of Tibetan chicken by using natural soapstone stockpot

Номер: CN116172165A
Автор: DONG SHANGZHI, LI CHI, ZHANG HAN, LI SONGQING, LIU JINFANG
Принадлежит:

The invention relates to the technical field of food preparation, and discloses a cooking method for improving freshness and aroma of Tibetan chicken by using a natural soapstone stockpot, and the cooking method comprises the following steps: S1, cutting slaughtered and unhaired Tibetan chicken fed for 10-24 months into blocks with proper sizes, and then washing away blood in chicken with clear water for later use; s2, appropriate soup bases are selected for standby application according to personal preferences; s3, raw soapstone produced in Moudel County of Ningzhi City in Tibet is processed into a stone pot container, then the chicken pieces are put into the stone pot, and the prepared soup base is also put into the stone pot. In the process of stewing and stewing the Tibetan chicken soup, the natural soapstone is added and stewed together with the chicken soup, so that in the stewing and stewing process, as the natural soapstone is relatively soft, 16 trace elements such as silicon, ...

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Номер записи: 1
23-06-2023 дата публикации

Laser shock assisted creep age forming method for thin-wall component with complex curvature

Номер: CN116274593A
Автор: CHEN FEI, PENG WENFEI, JIANG ZHENRU, LI HE, ZHANG HAN, LIN LONGFEI, SHAO YIYU
Принадлежит:

The invention discloses a laser shock assisted creep age forming method for a complex-curvature thin-wall component. The laser shock assisted creep age forming method comprises the steps that an area difficult to form is obtained through simulation; laser shock is carried out on the difficult-to-form area of the large-size aluminum alloy thin-wall component plate; wrapping and fixing the breathable felt on the impacted component, and then placing the component in a closed space formed between the vacuum bag and the molded surface of the mold; and the closed space is vacuumized, then the mold is fed into an autoclave to be subjected to a creep aging process, the component rebounds after the creep aging process is completed, and a target molded surface is obtained. According to the method, laser is used for impacting the local area of the large-size aluminum alloy thin-wall component, pre-forming is achieved while dislocation is introduced, a good profile foundation is provided for follow-up ...

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Номер записи: 2
02-05-2023 дата публикации

WEB firewall performance test method and device based on HTTP (Hyper Text Transport Protocol) and electronic equipment

Номер: CN116055223A
Автор: ZHANG HAN, WANG GANG, YANG KUN, AN ZUXIAN, ZHANG BOXUAN, YAN BINLIN, XUE YUNCHENG, KAN YANG, ZHI YUDONG, WANG TAORAN, CHEN DI, ZHANG JIAHUAN, ZHU WENLEI
Принадлежит:

The embodiment of the invention provides a WEB firewall performance test method and device based on an HTTP (Hyper Text Transport Protocol) and electronic equipment. The method comprises the following steps: establishing an automatic flow transmitter and a simulation responder; acquiring an attack request packet and an attack response packet; deploying the automatic flow transmitter, the simulation responder and a WEB firewall located between the automatic flow transmitter and the simulation responder; sending the attack request packet to the simulation responder through the automatic flow sender, and receiving an attack response packet returned by the simulation responder or the WEB firewall; the information in the attack response packet is recognized, if the attack response packet contains the recognition features, the attack is successful, the problems that in the prior art, a target drone is heavy and not easy to deploy and maintain, and potential safety hazards exist can be solved, ...

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Номер записи: 3
22-08-2023 дата публикации

Intelligent agent information interaction object determination method and system, electronic equipment and medium

Номер: CN116628359A
Автор: XIE SHAORONG, ZHANG HAN, LUO XIANGFENG, WANG XINZHI
Принадлежит:

The invention discloses an agent information interaction object determination method and system, electronic equipment and a medium. The method comprises the following steps: obtaining self observation information of a target agent and position information of a current non-target agent in a current cooperation scene; according to the self observation information of the target agent and the position information of the current non-target agent, utilizing an interaction preference network to predict the interaction probability of the target agent and the non-target agent and the non-interaction probability of the target agent and the current non-target agent; and determining an interaction object of the target agent according to the interaction probability and the non-interaction probability. Wherein the KL divergence is used to realize the measurement of the interaction preference between the intelligent agents, and the training sample set determined by the interaction preference value is ...

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Номер записи: 4
21-07-2023 дата публикации

Rat preventer for operation and maintenance of transformer substation

Номер: CN116470417A
Автор: LI JUNLIN, ZHANG HAN, YANG JIE, WANG YUXIN, GONG XUELING, LI CHONG, WANG PENG, LIU HUA, WANG SHIWEN, ZONG WEIMIN, CHEN QING, XU BIN, JIA WENTAO, LIU ZHIYUAN, ZHAO PENGWEI
Принадлежит:

The ratproof device comprises a baffle, the left end and the right end of the baffle are each provided with a containing cavity used for containing an extension plate, the bottoms of the containing cavities are open, the top ends of the containing cavities are of a closed structure, T-shaped grooves are formed in the inner walls of the top ends of the containing cavities, and T-shaped edges slidably connected with the T-shaped grooves are arranged at the top ends of the extension plates; two long round holes are formed in the upper surface of the baffle, each long round hole is communicated with the T-shaped groove of the corresponding containing cavity, a stud is arranged on the upper surface of each extension plate, the top end of each stud is located above the corresponding long round hole and is in threaded connection with a nut, and the extension plates can be fixed through cooperation of the studs and the nuts; the ratproof device further comprises two fixing seats, the fixing seats ...

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Номер записи: 5
18-04-2023 дата публикации

Infrared image segmentation method assisted by microwave scanning in temperature gradient direction

Номер: CN115984311A
Автор: ZHANG HAN, LI JUNLIN, WANG PEI, WANG SHIWEN, LIU XIAOJIE, LIU JUNJIE, ZHANG YILIN, HU WUTONG, XUE LIUHU, SHAN JINCAN, LAN TAO, JIA ZHIYUAN, LI WEI, LIU HUA, GUO PENGXIANG, ZONG WEIMIN, CHEN QING, LI CHONG, YANG JIE, WANG YUXIN
Принадлежит:

The invention discloses an infrared image segmentation method assisted by microwave scanning in a temperature gradient direction, and the method comprises the steps: firstly, carrying out the large-area detection of a to-be-detected workpiece through infrared thermal image detection, and recognizing a position where the temperature distribution is abnormal; and then one-dimensional auxiliary scanning is carried out by adopting a microwave detection method, and the one-dimensional detection result of the microwave and the three-dimensional image segmentation result of the infrared thermal image are combined to carry out local defect depth identification, so that the internal defect identification speed and accuracy of the large-area to-be-detected workpiece are greatly improved. According to the method, the characteristic of large detection area of the infrared thermal imaging method is combined with the characteristics of small detection range and high defect identification accuracy and ...

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Номер записи: 6
25-07-2023 дата публикации

Multi-channel air particulate matter sampling method

Номер: CN116481871A
Автор: ZHOU XU, WANG YU, XU HUI, MENG BINYANG, YAO HAIBO, ZHAO HE, ZHANG HAN
Принадлежит:

The invention belongs to the technical field of sampling, and discloses a multi-channel air particulate matter sampling method which comprises the following steps: sending a sampling starting signal, and controlling to start sampling by a control assembly; the sampling starting signal is a starting signal or a timing signal of vibration induction or emission of external force; according to a preset sampling sequence, a plurality of sampling channels are opened one by one, and the sampling channels are closed within a set time period; in the sampling channel, the sampling gas with high impact force and high temperature is treated into the sampling gas with small impact force and low temperature through the pretreatment assembly, and meanwhile, particulate matters with preset sizes in the sampling gas are filtered; sampling particulate matters in the air are intercepted and obtained through the microporous filter membrane in the sampling channel. According to the multi-channel sampler, the ...

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Номер записи: 7
04-04-2023 дата публикации

Bus load prediction method based on weather factor fuzzification processing

Номер: CN115907109A
Автор: LI GANG, LIU HUA, WANG SHIWEN, DUAN ZONGCHAO, LIU ZHIYUAN, FENG YUJUN, ZHANG JIARUI, XU CHUNHUA, LIU TAO, LAN TAO, LI JUNLIN, JIA ZHIYUAN, SHAN JINCAN, LI WEI, ZHAO PENGWEI, XU BIN, JIA WENTAO, ZHANG HAN, LEE SE-YOUNG, WANG YUXIN, LI CHONG, ZONG WEIMIN, SONG JIANGUANG, LI KAI, CHEN QING, SUN ZHONGLIN, HE XILIN, WANG PENG, YANG JIE, GONG XUELING, CUI HAIQING
Принадлежит:

The invention provides a bus load prediction method based on weather factor fuzzification processing. The bus load prediction method comprises the steps that 1, transformer substation load data are extracted from an SCADA system to serve as sample data; 2, preprocessing the sample data to repair the sample data; step 3, carrying out fuzzy processing on the weather factors; and step 4, using the generalized regression neural network to predict the load of the transformer substation bus. According to the bus load prediction method based on the weather factor fuzzification processing, the influence of the air temperature and the weather type on the bus load of the transformer substation is relatively large, and the weather factor is fuzzified to serve as the influence factor of the bus load of the transformer substation for neural network modeling; and compared with a direct prediction mode in the prior art, the prediction precision is greatly improved.

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Номер записи: 8
11-04-2023 дата публикации

Preparation method of modified iron phosphate for high-rate lithium iron phosphate anode material

Номер: CN115947322A
Автор: QI DONGHUI, XU XIN, CAI ZHENGLOU, FANG LIU, ZHANG HAN, ZHANG HUI
Принадлежит:

The invention provides a preparation method of modified iron phosphate for a high-rate lithium iron phosphate anode material, which comprises the following steps: continuously reacting an ammonium dihydrogen phosphate solution, a ferrous sulfate solution, hydrogen peroxide and ammonia water to generate slurry, aging, filtering, washing, coating magnesium acetate, resole and cetyltrimethyl ammonium acetate, spray-drying, and roasting in an oxygen isolation manner to obtain the modified iron phosphate for the high-rate lithium iron phosphate anode material. And generating iron phosphate powder containing a proper amount of initial carbon and high-activity magnesium oxide. 0.5-1.0 wt% of preliminary carbon deposition contained in the iron phosphate powder is mostly dispersed into nanosheets with the boundary dimension of less than 30nm to play a role in the ingredient grinding process for producing the lithium iron phosphate by the high-temperature solid-phase synthesis method, a part of conductive ...

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Номер записи: 9
28-04-2022 дата публикации

MULTI-PHASE COMBINATION REACTION SYSTEM AND REACTION METHOD

Номер: WO2022083714A1
Автор: DAI, Meng, LI, Shicai, LI, Yang, XU, Dahai, DING, He, CHEN, Guang, ZHANG, Han, ZHOU, Jiawen
Принадлежит:

Provided are a multi-phase combination reaction system and reaction method. The system comprises at least one fixed bed hydrogenation reactor. The fixed bed hydrogenation reactor comprises, arranged from top to bottom, a first hydrogenation reaction area, a gas-liquid separation area, a second hydrogenation reaction area, and a third hydrogenation reaction area. The gas-liquid separation area is provided with a raw oil inlet. A hydrogen inlet is provided between the second hydrogenation reaction area and the third hydrogenation reaction area. The present system and method are capable of simultaneously obtaining two fractions in one hydrogenation reactor, which are used for gasoline, diesel products, aviation kerosene products, ethylene raw materials, etc., and are also capable of preventing flooding in the hydrogenation reactor.

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Номер записи: 10
07-04-2023 дата публикации

Graph relation data classification method based on data enhancement and multi-level information maximization

Номер: CN115938504A
Автор: ZHANG HAN, ZHAO QINGQING, HE MENGYAO, JEON WOONG-MOON
Принадлежит:

The invention relates to a graph relation data classification method based on data enhancement and multi-level information maximization, and belongs to the technical field of feature extraction. In the model construction process, feature extraction is carried out, a structure diagram is enhanced, the number of samples is increased, and the accuracy is improved through feature extraction which is more essential and robust; learning graph relation data of each view by using a full-connection neural network and a graph convolutional neural network so as to merge and convert node feature information and topological information of each view into local representation and global representation; further performing hierarchical optimization on the global representation and the local representation based on a multi-level information maximization rule so as to obtain an effective representation of the graph relation data; adding the final representations of each layer, and inputting the added representations ...

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Номер записи: 11
26-05-2023 дата публикации

GIS partial discharge characteristic quantity extraction method, device, equipment and medium

Номер: CN116165487A
Автор: CHENG XIANGMAO, DOU PENG, YANG GANG, SUN SHUAI, XU HAILIN, LIU YAOZHANG, CHEN GUIPING, YAO CONGWEI, JIN YUHUI, DING RUIRONG, XU HAOCHUN, HOU YABING, ZHANG HAN, MA ZHIQIN, NIE DEZHI, YANG XIAN, LI XINGWANG, TAI BIN, LI DUANJIAO, YU KEGUANG, XIE WEIHONG, CHENG FENGDONG
Принадлежит:

The invention discloses a GIS partial discharge characteristic quantity extraction method and device, equipment and a medium. The method comprises the following steps: acquiring a partial discharge oscillogram, a partial discharge map, a phase window parameter and a pulse discharge parameter; based on the partial discharge oscillogram, determining a first feature vector corresponding to GIS partial discharge; determining a second feature vector corresponding to GIS partial discharge based on the phase window parameter and the pulse discharge parameter; based on the partial discharge spectrum, determining a phase spectrum of the average discharge capacity, and extracting a second statistical characteristic quantity; determining a partial discharge difference characteristic quantity based on the phase window parameter and Weibull distribution; determining a third feature vector corresponding to GIS partial discharge based on the second statistical feature quantity and the partial discharge ...

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Номер записи: 12
26-05-2023 дата публикации

Multi-measuring-point combined monitoring method for dam structure damage

Номер: CN116167240A
Автор: WU ZHENYU, LU YU, CHEN JIANKANG, LI YANLING, ZHANG HAN, PEI LIANG, ZHOU JINGREN, CHEN CHEN, LU XIANG
Принадлежит:

The invention discloses a multi-measuring-point joint monitoring method for dam structure damage, and the method comprises the steps: constructing a prediction model for each measuring point independently, obtaining a residual value of a measured value and a predicted value, fitting the edge distribution of a residual sequence, determining a Vine Copula model for calculating the multi-dimensional joint probability distribution, and carrying out the calculation of the multi-dimensional joint probability distribution through the Vine Copula model. Substituting the obtained new monitoring data residual error corresponding edge distribution into the model to obtain a joint cumulative distribution function value at each moment, and comparing with an abnormal threshold to judge whether a damage condition exists in the structure or not; according to the method, the correlation between the residual error sequences of the multiple measuring points is analyzed, the VineCopula model is adopted to ...

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Номер записи: 13
25-08-2023 дата публикации

Permeable reactive barrier for repairing microplastic pollution of underground water and repairing method of permeable reactive barrier

Номер: CN116639852A
Автор: JIANG BO, TANG YAJUAN, XING YI, WANG XIN, ZHANG HAN, CHEN JIAYU
Принадлежит:

The invention discloses a permeable reactive barrier for repairing underground water micro-plastic pollution and a repairing method thereof, and belongs to the technical field of underground water repairing. According to the permeable reactive barrier for repairing the underground water micro-plastic pollution, a microorganism combined PRB repairing system is mainly used for repairing the micro-plastic pollution in the underground water, an oxygen release material, a microorganism filler + carbon release material and a kaolin-biochar active filler are used for adsorbing and enriching micro-plastics in the underground water, and then the micro-plastics in the underground water are recycled. And the microbial filler is used for biodegradation, so that the underground water remediation standard is reached. The advantages of energy conservation, environmental protection, high efficiency and no secondary pollution of the biodegradation technology for treating the microplastics in the underground ...

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Номер записи: 14
04-07-2023 дата публикации

Auxiliary creep age forming method for realizing high-precision preforming through laser shock

Номер: CN116372010A
Автор: PENG WENFEI, CHEN FEI, JIANG ZHENRU, LI HE, ZHANG HAN, LIN LONGFEI, SHAO YIYU
Принадлежит:

The invention discloses an auxiliary creep age forming method for realizing high-precision pre-forming by laser shock, which comprises the following steps of: simulating to obtain an area to be pre-formed and under-bending quantity distribution data of the area to be pre-formed, obtaining a pre-formed molded surface, and manufacturing a pre-formed mold; the large-size aluminum alloy reinforced thin-wall component plate is placed on a pre-forming die to be subjected to laser shock; a breathable felt is wrapped and fixed on the impacted component, and then the component is placed in a closed space formed between the vacuum bag and the molded surface of the forming mold; and the closed space is vacuumized, then the forming die is fed into an autoclave to be subjected to a creep aging process, the component rebounds after the creep aging process is completed, and a target molded surface is obtained. According to the method, laser is used for impacting the local area of the component, accurate ...

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Номер записи: 15
23-06-2023 дата публикации

Lung adenocarcinoma prognosis model

Номер: CN116313062A
Автор: CAO BANGRONG, MA RONG, ZHAO QI, LI XIAOXIAO, ZHANG HAN
Принадлежит:

The invention discloses a lung adenocarcinoma prognosis model, and belongs to the technical field of tumor molecular biology, the lung adenocarcinoma prognosis model is constructed based on the combination of polyamine metabolism related genes SMS, SMOX, GPC1, SLC47A1, AZIN2 and MAOB; the construction method comprises the following steps: collecting and constructing a training set and a verification set of the lung adenocarcinoma prognosis model of the polyamine metabolism-related genes from a cancer genome map database and a gene expression comprehensive database; sorting out polyamine metabolism related genes from KEGG and GO databases and literatures; a prognosis model of the polyamine metabolism related genes is constructed through LASSO-COX regression; compared with the prior art, the prognosis model C-index is improved by about 10.5%, a synergistic effect is achieved, the prediction accuracy and universality of the prognosis model are improved, and more accurate guidance suggestions ...

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Номер записи: 16
18-07-2023 дата публикации

Method for producing aviation kerosene

Номер: CN116445187A
Автор: LIANG XINRUI, LI KUNPENG, DAI MENG, ZHANG HAN, ZHOU JIAWEN
Принадлежит:

The invention discloses a method for producing aviation kerosene. The method comprises the following steps: (1) feeding an aviation kerosene raw material and hydrogen into a mixing container, and gasifying to obtain a gas-phase mixture; (2) pressurizing the gas-phase mixture, feeding the pressurized gas-phase mixture into a first reactor, upwards discharging a gas-phase component out of the first reactor, downwards carrying out hydrogenation reaction on a liquid-phase component, and discharging a first reactor effluent from the bottom of the first reactor; (3) discharging the gas-phase component from the first reactor, feeding the gas-phase component into a second reactor, and carrying out hydrodesulfurization reaction to obtain a second reactor effluent; and (4) carrying out steam stripping on the effluent of the first reactor and the effluent of the second reactor to obtain an aviation kerosene product. The high-quality aviation kerosene product with high smoke point and good lubricating ...

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Номер записи: 17
28-07-2023 дата публикации

Cable temperature determination method and device, electronic equipment and storage medium

Номер: CN116499600A
Автор: DOU PENG, ZHANG HAN, XIAO XIAOQING, SHU JIAN, YUAN SHIPENG, CAO YANCHAO, WANG XIAOFENG, YANG GANG, QIU PEIQUN, ZHUANG YINGXUAN, WEN JIANPENG, WU TIANQUAN
Принадлежит:

The invention discloses a cable temperature determination method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining to-be-determined loss information corresponding to a target cable according to a target current in the target cable at a target temperature collection moment; determining to-be-determined heat capacity information corresponding to the target cable, and acquiring a to-be-used temperature of a cable sheath layer; and determining the cable temperature of the target cable at the target temperature acquisition moment according to the to-be-determined loss information, the to-be-determined heat capacity information and the to-be-used temperature. According to the method, the transient thermal circuit model corresponding to the cable is constructed, the transient thermal circuit equation set of the cable is constructed according to the loss information and the thermal capacity information of the cable, the actual current of the cable ...

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Номер записи: 18
21-07-2023 дата публикации

Image data processing method and device, computer equipment and medium

Номер: CN116468616A
Автор: ZHANG HAN, ZHANG HONGBIN
Принадлежит:

The invention discloses an image data processing method and device, computer equipment and a medium, and the method comprises the steps: obtaining a target image block in an initial reconstruction video frame, and obtaining the pixel gradients of the target image block in a plurality of image directions; determining a gradient dominant direction in the plurality of image directions according to the pixel gradients of the target image block in the plurality of image directions; determining activity characteristics of the target image block according to a calculation mode corresponding to the gradient dominant direction; the activity feature is used for indicating the complexity of the image content in the target image block; filtering the target image block based on the activity feature to obtain an enhanced image block of the target image block; the enhanced image block is used for generating an enhanced reconstructed video frame corresponding to the initial reconstructed video frame. By ...

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Номер записи: 19
07-04-2023 дата публикации

Composite material layering defect microwave detection method coupled with infrared thermal image

Номер: CN115931915A
Автор: ZHANG HAN, LI JUNLIN, WANG PEI, WANG SHIWEN, LIU XIAOJIE, LIU JUNJIE, XU SUYUE, SUN ZHIYONG, ZHANG QIWEN, SHAN JINCAN, LAN TAO, JIA ZHIYUAN, LI WEI, LIU HUA, SONG JIANGUANG, ZONG WEIMIN, WANG YUXIN, YANG JIE
Принадлежит:

The invention discloses a composite material layering defect microwave detection method coupled with an infrared thermal image, which comprises the following steps of: processing initial infrared image sequence data by using an image enhancement algorithm, improving the contrast ratio of a defect area and a non-defect area, obtaining an enhanced and denoised infrared image sequence, and obtaining a three-dimensional temperature matrix from the infrared image sequence; establishing a geometric model of three-dimensional heat transfer simulation on the basis of a new defect depth matrix obtained by a microwave detection method, and obtaining a surface simulation temperature matrix by taking heat flux density, environment temperature and other related parameters during infrared detection as boundary conditions of three-dimensional heat transfer simulation; and comparing whether the average error of the actually measured temperature matrix and the simulated temperature matrix in the range of ...

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Номер записи: 20
21-07-2023 дата публикации

Air particulate matter sampling assembly in high-temperature or impact environment

Номер: CN116465692A
Автор: ZHOU XU, WANG YU, ZHAN JIA, JIANG GUORUN, ZHAO HE, ZHANG HAN, WANG WEIXIAN
Принадлежит:

The invention belongs to the technical field of sampling, and particularly discloses an air particulate matter sampling assembly in a high-temperature or impact environment, which comprises a sampling assembly and a treatment assembly for collecting particulate matters in air in the sampling assembly, the treatment assembly comprises a pretreatment assembly and a porous lining plate located below the pretreatment assembly, and the porous lining plate is provided with a microporous filter membrane used for intercepting air particles; the pretreatment assembly at least comprises an anti-impact assembly, a cooling assembly and an interception assembly and is used for bearing the impact of high-temperature and high-pressure air in the air on the sampling assembly, reducing the temperature of the high-temperature and high-pressure air and screening out qualified sampling particles. According to the sampling assembly disclosed by the invention, before entering sampling interception, an airflow ...

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Номер записи: 21
23-05-2023 дата публикации

Intelligent charging method, device and equipment for electric vehicle and medium

Номер: CN116142014A
Автор: GU YINGBIN, WU CHAOHANG, WANG XIAOFENG, HUANG PEIFENG, WANG JUAN, CHEN JUEFEI, XU YINGCHUN, FANG YIYUAN, QIU CANSHU, CHEN LUYE, TANG LIZE, ZHANG HAN, HUANG SHUQIANG, LIU SHUANG, HONG SHAOLING, WENG JIA, ZHENG JINQUAN, CHEN BAILIANG
Принадлежит:

The invention discloses an intelligent charging method, device and equipment for an electric vehicle and a medium. The method comprises the steps that electric power data of a target power distribution network and electric power data of a charging pile which is being charged are acquired; the charging power of the charging electric vehicle in the charging pile is extracted from the electric power data of the charging pile which is being charged, and a target function is determined according to the charging power of the charging electric vehicle; determining constraint conditions according to the power data of the target power distribution network; wherein the constraint conditions at least comprise the following sub-constraint conditions: a node power balance sub-constraint condition, a line power capacity limitation sub-constraint condition, a node voltage sub-constraint condition, a distribution transformer capacity sub-constraint condition, a charging power sub-constraint condition and ...

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Номер записи: 22
25-08-2023 дата публикации

Underground water in-situ remediation permeable reactive barrier and treatment method and application thereof

Номер: CN116639851A
Автор: JIANG BO, XING YI, WANG XIN, TANG YAJUAN, ZHANG HAN, CHEN JIAYU
Принадлежит:

The invention discloses an underground water in-situ remediation permeable reactive barrier and a treatment method and application thereof, and belongs to the technical field of underground water in-situ remediation. The reactive barrier aims at the problems of multi-pollutant coverage, removal efficiency, service life, production cost and the like, and has a PRB filling medium material which is more effective, low in cost and long in service life. The underground water in-situ remediation permeable reactive barrier belongs to a novel PRB three-stage treatment mode, efficient treatment of heavy metal and organic pollutants in underground water is achieved through combination of primary adsorption and oxidation, secondary deep oxidation and three-stage microbiological treatment, a good removal effect on various pollutants in the underground water can be achieved, and the underground water in-situ remediation permeable reactive barrier has a good application prospect. Secondary pollution ...

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Номер записи: 23
23-05-2023 дата публикации

Storage battery switching device for transformer substation

Номер: CN116154407A
Автор: CHEN QING, ZHOU YANG, SUN ZHONGLIN, LI KAI, HE XILIN, YANG JIE, WANG PENG, SONG JIANGUANG, JIANG PEIRUI, WANG SHIWEN, XU CHUNHUA, LIU TAO, LAN TAO, JIA ZHIYUAN, SHAN JINCAN, LI WEI, ZHAO PENGWEI, LIU HUA, XU BIN, JIA WENTAO, ZHANG HAN, LEE SE-YOUNG, WANG YUXIN, LI CHONG, ZONG WEIMIN, DUAN ZONGCHAO, LIU ZHIYUAN, FENG YUJUN, LI GANG, ZHANG JIARUI, LI JUNLIN, GONG XUELING
Принадлежит:

The storage battery switching device comprises a supporting frame, the supporting frame comprises an upper platform and a lower platform, the upper platform is marked as a mounting layer, the lower platform is marked as a storage layer, a plurality of storage battery mounting grooves are formed in the mounting layer at intervals, and a storage battery is assembled in each storage battery mounting groove; the storage battery switching device for the transformer substation comprises a plurality of connected storage battery power supply units, each storage battery power supply unit comprises three storage batteries and a standby storage battery, and a connecting frame and an electric switch are introduced in the connecting process of the storage batteries in each storage battery power supply unit. The electric connection or disconnection between the corresponding electrode conductive contact of the storage battery and the conductive contact of the connecting frame can be realized through the ...

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Номер записи: 24
01-08-2023 дата публикации

High-strength and high-conductivity aluminum alloy and preparation method thereof

Номер: CN116516217A
Автор: DOU PENG, ZHANG HAN, CHENG XIANGMAO, PENG XIANGYANG, LIN PENG, WANG RUI, DING RUIRONG, WU TIANQUAN, YANG GANG, WANG XIAOFENG, LU YU, CHEN ZETAO
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The invention relates to a high-strength and high-conductivity aluminum alloy and a preparation method thereof.The high-strength and high-conductivity aluminum alloy is prepared from, by mass, 0.6-0.8% of Si, 0.7-1% of Mg, 0.005-0.01% of Cu, 0.15-0.2% of Fe, smaller than 0.03% of Zn, smaller than 0.03% of B, smaller than 0.02% of Mn + Ti + V + Cr and the balance aluminum and inevitable impurities, the preparation method comprises the steps that a first intermediate alloy and a magnesium ingot are added into molten aluminum according to the formula, then refining and degassing are conducted in sequence, and a second intermediate alloy is obtained; adding a second intermediate alloy into the obtained melt through a diversion trench, carrying out purification treatment, and then carrying out continuous casting to obtain a casting blank; and the obtained casting blank is sequentially subjected to first solid solution treatment, rolling, second solid solution treatment, quenching, drawing and ...

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Номер записи: 25
09-06-2023 дата публикации

Construction method for suction pore-forming in coral sand

Номер: CN116241184A
Автор: LIU JIE, WANG FANG, ZHANG YAN, CAO YUQING, CHEN XIAOXIAO, TAO XINBO, HUA ZHENGYUAN, CHEN LAN, ZHANG HAN, BAO SHUN, LUO HAO, LI YUANHANG, HE ZHUOWEN
Принадлежит:

The invention provides a construction method for suction hole forming in coral sand, which comprises a steerable metal pipe with a smooth outer wall, and a suction drill bit is embedded in the head of the steerable metal pipe; a fixed clamping groove is formed in the inner wall of the steerable metal pipe, a rotatable clamping groove is hinged to the inner wall of the steerable metal pipe and located on the upper portion of the fixed clamping groove, and arc sliding rails are arranged on the upper plane of the fixed clamping groove and the lower plane of the rotatable clamping groove. The upper portion of the rotatable clamping groove is connected with a hydraulic telescopic shaft. The coral sand hole forming technology avoids high construction cost consumed when a traditional drilling machine is used for drilling, meets the construction requirement under the condition of minimum consumption, saves energy, is environmentally friendly, and is rapid, low in cost and capable of achieving the ...

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Номер записи: 26
02-05-2023 дата публикации

Fixed bed hydrogenation reactor and reforming raw material production method

Номер: CN116037002A
Автор: ZHANG HAN, CHEN GUANG, LI YANG, DAI MENG, ZHOU JIAWEN
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The invention discloses a fixed bed hydrogenation reactor and a reforming raw material production method. The fixed bed hydrogenation reactor is sequentially provided with a hydrogenation zone I, a flash evaporation zone, a hydrogenation zone II and a hydrogenation zone III from top to bottom. The production method of the reformed raw material comprises the following steps: the raw material enters from a flash evaporation zone and is subjected to flash evaporation to obtain a gas-phase fraction and a liquid-phase fraction, the gas-phase fraction enters a hydrogenation zone I and is subjected to a hydrogenation reaction, and a gas-phase reaction product is discharged from the top of a reactor, is condensed and circulated back to a hydrogenation zone II and is mixed with the liquid-phase fraction obtained by flash evaporation; carrying out silicon capture, olefin removal, desulfurization and denitrification reactions; effluent of the second hydrogenation zone flows downwards to be further ...

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Номер записи: 27
06-06-2023 дата публикации

Defect identification method and device applied to transformer substation, equipment and medium

Номер: CN116226690A
Автор: CHENG XIANGMAO, XU HAILIN, LIU YAOZHANG, YANG GANG, JIN YUHUI, CHEN GUIPING, YAO CONGWEI, XU HAOCHUN, HOU YABING, SUN SHUAI, ZHANG HAN, CHENG FENGDONG, WU TIANQUAN, DING RUIRONG, NIE DEZHI, DOU PENG, LI XINGWANG, YANG XIAN, YU KEGUANG
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The invention discloses a defect identification method, device and equipment applied to a transformer substation and a medium, and the method comprises the steps: obtaining partial discharge feature information corresponding to target power transformation equipment; processing the partial discharge characteristic information according to preset clustering information, and determining average distance information corresponding to each piece of preset clustering information; and based on the preset clustering information and the average distance information, determining a target defect type corresponding to the target power transformation equipment, and performing defect identification based on the target defect type. The target defect type corresponding to the target power transformation equipment is determined according to the partial discharge characteristic information of the target power transformation equipment, so that defect identification can be carried out based on the target defect ...

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Номер записи: 28
18-07-2023 дата публикации

Loop filtering method, video encoding and decoding method and device, medium and electronic equipment

Номер: CN116456086A
Автор: ZHANG HAN, ZHANG HONGBIN, KUANG WEI
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The embodiment of the invention provides a loop filtering method, a video encoding and decoding method and device, a medium and electronic equipment. The loop filtering method comprises the following steps: acquiring a block classification condition of a brightness component in a video image frame during adaptive loop filtering ALF; according to the block classification condition of the luminance component during ALF, determining the block classification condition of the chrominance component in the video image frame during CC-ALF; and selecting a corresponding filter coefficient to carry out CC-ALF processing on the chrominance component according to the block classification condition of the chrominance component during CC-ALF. According to the technical scheme provided by the embodiment of the invention, the block classification category of the chrominance component during CC-ALF can be increased, so that the content classification accuracy in the CC-ALF is improved, and the adaptive ...

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Номер записи: 29
27-07-2016 дата публикации

Wall -hung type indoor air quality monitoring devices

Номер: CN0205403060U
Автор: LI GUANG, LIU XIAOQIONG, PAN ZHI, ZHANG HAN, CHEN XING
Принадлежит:

... 本实用新型公开了种墙挂式室内空气质量监测装置，该装置由内部结构和外壳组成，内部结构安装在外壳内；PM2.5传感器模块、甲醛传感器模块、VOC传感器模块、温湿度传感器模块、时钟模块相并联连接组成传感器模块组；传感器模块组、数码管显示模块、电源模块、WIFI模块、语音模块分别与主控制器模块相连，静音风扇与电源模块相连；外壳上设有卡槽与卡座，卡槽与卡座相配合且为活动构件，卡座通过螺栓或者胶粘结固定在墙体上。本实用新型采用32位STM32系列微处理器作为主控制器，具有处理能力强、处理速度快、电路集成度高、抗干扰能力强等特点。 ...

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Номер записи: 30
09-06-2023 дата публикации

Cable temperature determination method and device, electronic equipment and storage medium

Номер: CN116244999A
Автор: ZHANG HAN, DOU PENG, CHENG XIANGMAO, DING RUIRONG, YUAN SHIPENG, YANG GANG, LU YU, WANG XIAOFENG, WU TIANQUAN, LIN YANGRUI, LAN SHUCAI, XU HUI
Принадлежит:

The invention discloses a cable temperature determination method and device, electronic equipment and a storage medium, and the method comprises the steps: determining a target finite element model corresponding to a target cable; wherein the target cable comprises at least one cable layer; according to the to-be-determined temperature of the target finite element model under at least one to-be-used current, determining the to-be-determined thermal resistance of the target finite element model under the corresponding to-be-used current; and determining a to-be-used thermal resistance curve corresponding to the target finite element model according to each to-be-determined thermal resistance, so as to determine the cable temperature of the target cable under the target current based on the to-be-used thermal resistance curve. The effect of simulating the actual working state of the cable based on the finite element model corresponding to the cable and accurately calculating the cable core ...

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Номер записи: 31
18-07-2023 дата публикации

Method for deep dearomatization of inferior diesel oil

Номер: CN116445186A
Автор: DAI MENG, DING HE, ZHANG HAN, LI SHICAI, XU DAHAI
Принадлежит:

The invention discloses a method for deep dearomatization of inferior diesel oil. The method comprises the following steps: (1) feeding an inferior diesel oil raw material and hydrogen into a first reactor, and carrying out a gas-phase desulfurization reaction; (2) pressurizing an effluent of the first reactor, feeding the effluent into a second reactor, discharging a gas-phase component upwards out of the second reactor, performing hydrogen sulfide removal treatment to obtain a hydrogenation light component, performing liquid-phase hydrogenation dearomatization reaction downwards on a liquid-phase component, and discharging an obtained hydrogenation heavy component out of the second reactor from the bottom; and (3) mixing the hydrogenated heavy component with the hydrogenated light component to obtain a refined diesel oil product. According to the method, the deep dearomatization effect can be achieved, meanwhile, the technological process is simplified on the whole, the reaction severity ...

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Номер записи: 32
04-04-2023 дата публикации

Preparation method of battery-grade modified iron phosphate

Номер: CN115893348A
Автор: XU XIN, FANG LIU, ZHANG HAN, MENG YU, WANG YU, YAN LU
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The invention provides a preparation method of battery-grade modified iron phosphate, which comprises the following steps: washing iron phosphate with water, then setting a pasting treatment step, coating water-soluble resol and cetyltrimethyl ammonium acetate, and then carrying out spray drying and oxygen-isolated roasting to generate iron phosphate powder containing preliminary carbon deposition; when 0.5-0.8 wt% of preliminary carbon deposit contained in the iron phosphate powder is used for producing the lithium iron phosphate powder through the high-temperature solid-phase synthesis method, most of the preliminary carbon deposit is dispersed into nanosheets with the boundary dimension being smaller than 30 nm to play a role during burdening and grinding; a part of conductive carbon film can be generated in the lithium iron phosphate, the generation of the conductive carbon film is remarkably improved, and the distribution consistency of the conductive carbon film is improved, so that ...

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Номер записи: 33
22-08-2023 дата публикации

Partial discharge sensor calibration method and device, electronic equipment and storage medium

Номер: CN116626573A
Автор: YANG GANG, CHENG XIANGMAO, LIU YAOZHANG, YAO CONGWEI, CHEN GUIPING, SUN SHUAI, XU HAOCHUN, HOU YABING, JIN YUHUI, XU HAILIN, ZHANG HAN, DING RUIRONG, QIU CANSHU, WU TIANQUAN, DOU PENG, LI XINGWANG, YANG XIAN, YU KEGUANG, XIE WEIHONG, CHENG FENGDONG
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The invention discloses a partial discharge sensor calibration method and device, electronic equipment and a storage medium, and belongs to the technical field of sensor calibration. The method mainly comprises the following steps: acquiring a reference sensor voltage signal obtained by coupling a reference sensor in a test electric field and a reference sensor voltage waveform; acquiring a to-be-calibrated sensor voltage signal and a to-be-calibrated sensor voltage waveform obtained by coupling the to-be-calibrated ultrahigh frequency partial discharge sensor in the test electric field; and according to the waveform similarity between the reference sensor voltage waveform and the to-be-calibrated sensor voltage waveform, calculating the equivalent response height of the to-be-calibrated ultrahigh frequency partial discharge sensor by using the reference sensor voltage signal, the to-be-calibrated sensor voltage signal and the reference sensor equivalent response height. According to the ...

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Номер записи: 34