Настройки

Укажите год
-

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

Подробнее
-

Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

Подробнее

Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
Ведите корректный номера.
Ведите корректный номера.
Ведите корректный номера.
Ведите корректный номера.
Укажите год
Укажите год
Применить Всего найдено 187. Отображено 100.
04-08-2023 дата публикации

Secondary electrospray ion source

Номер: CN116544098A
Автор: LI XUE, ZHANG KEDA, ZHANG WEI
Принадлежит:

The invention discloses a secondary electrospray ion source, and relates to the technical field of electrospray ion sources, and the secondary electrospray ion source comprises a sample gas inlet flow channel, a first protection gas flow channel and a heating module, the section of the sample gas inlet flow channel into which the sample gas flow is introduced is of a U-like structure, the section of the first protective gas flow channel into which the protective gas flow is introduced is of a V-shaped structure, and the U-like structure is communicated with the bottom end of the V-shaped structure; after the sample gas flows to the communication part of the U-like structure and the V-shaped structure, the sample gas is ionized through an electrospray solution; the heating module is arranged on the side of the U-like structure and is used for heating a solvent in the sample airflow; a sample outlet is formed in the bottom end of the V-shaped structure and is connected with a sample inlet ...

Подробнее
Номер записи: 1
04-07-2023 дата публикации

Cabinet monitoring management method and system

Номер: CN116386190A
Автор: ZHAO GANG, LIANG GANG, LI LUMIN, LI LIANG, YAO YONGBO, HOU JIANMING, ZHANG WEI, LIU LI, XIE PENG, LI GUANGZU, WANG XIAOBO, LIU YATING, MA XIANGQIAN, TONG XINYU, BAYAN. TASIHENG, MA GUOQIANG, MA RUINAN, MENG LIN
Принадлежит:

The invention discloses a cabinet monitoring management method and system, and the method comprises the steps: receiving work order information issued by a business system, and the work order information comprises machine room information, cabinet information and personnel information; authority information is generated based on the work order information, the authority information is an opening authority corresponding to an operation cabinet in operation information, and the opening authority comprises a machine room authority and a cabinet authority; acquiring face information through a face recognition module arranged on the machine room; verification is carried out based on the face information and the work order information, whether the machine room permission exists or not is judged, and if yes, the machine room is controlled to be opened; acquiring work card information through a radio frequency node communication module arranged on the cabinet; and performing verification based ...

Подробнее
Номер записи: 2
14-11-2019 дата публикации

AFFAIR ASSISTANCE METHOD AND APPARATUS, AND ELECTRONIC DEVICE

Номер: WO2019214306A1
Автор: ZHANG, Wei
Принадлежит:

An affair assistance method and apparatus, and an electronic device, comprising: receiving an affair assistance operation request sent by a client of a first user, the affair assistance operation request being used for requesting an affair assistance operation (102); and on the basis of the affair assistance operation request, executing the affair assistance operation by the client of a second user (104).

Подробнее
Номер записи: 3
04-07-2023 дата публикации

Omnidirectional cascade infrared array sensor, system and application system

Номер: CN116380255A
Автор: TANG FANGHAI, WU XIAOHUA, ZHANG WEI
Принадлежит:

The invention provides an omni-directional cascade type infrared array sensor, a system and an application system, and relates to the technical field of temperature measurement, the system comprises at least one omni-directional cascade type array sensor, an optical communication device and an external device, the sensor is connected with the peripheral adjacent sensor or the optical communication device through an optical fiber interface, and the optical fiber interface is connected with the external device. The optical communication equipment is connected with external equipment and outputs data, and the problems of installation, deployment, maintenance, networking and the like of an existing infrared temperature measurement sensor in a large number of actual industrial application scenes can be solved.

Подробнее
Номер записи: 4
25-07-2023 дата публикации

Satellite power supply quality automatic test system and method

Номер: CN116482561A
Автор: CHEN YE, YANG ZHI, ZHUANG HUIHUI, WANG JINQI, ZHANG GUIYING, ZHANG WEI, LIU SHAONAN
Принадлежит:

The invention relates to a satellite power supply quality automatic test system and method, and the method comprises the steps: firstly building an automatic test system comprising a general control computer, a test computer, an oscilloscope and a network switch, receiving an instruction sent by the general control computer through the test computer, and carrying out the configuration of related parameters of the oscilloscope and the reading of test data; in the general control, a test sequence can be arranged and interpreted according to test requirements, and a test report is automatically generated, so that the satellite power supply quality automatic test can be completed, the test efficiency is improved, the uncertainty caused by manual operation is reduced, all operations are automatically completed by the system, and the test accuracy is improved.

Подробнее
Номер записи: 5
12-05-2023 дата публикации

Line differential protection method suitable for saving 5G communication flow

Номер: CN116112972A
Автор: KANG FENG, LI YUPING, YANG DONG, XUE MINGJUN, ZHANG WEI, ZHANG HAO, WANG SHENG
Принадлежит:

The invention discloses a line differential protection method suitable for saving 5G communication traffic, and the method comprises the steps: carrying out the time synchronization processing of a protection device of each port of each line in a 5G communication network, and obtaining the successful time synchronization marks of all protection devices; establishing a protection device data transmission channel of each port of each line through a 5G communication network; when the protection device on the side is in the starting state, the protection device on the side sends data according to starting message data, and when the protection device on the side is not in the starting state, the protection device on the side sends data according to heartbeat message data; and the opposite side protection device receives the data through the 5G communication network, judges the 5G link channel condition and the data type, and makes a response according to the judgment result. According to the ...

Подробнее
Номер записи: 6
06-10-2011 дата публикации

SYSTEM AND METHOD FOR CORRECTING LOCATION REGISTRATION INFORMATION IN DIGITAL TRUNKING SYSTEM

Номер: WO2011120406A1
Автор: DU, Yu, TANG, Pengcheng, ZHANG, Wei, PAN, Chenglin
Принадлежит:

A system and method for correcting location registration information in a digital trunking system are disclosed in the present invention. The method includes: a Push to Talk Dispatch Server (PDS) sends paging to a calling or called trunking terminal, and sends a location registration update request to a Push to Talk Home Register (PHR) if receiving reverse signalings from a trunking terminal of bogus shutdown during the process of calling establishment; after receiving the location registration update request from the PDS, the PHR updates the location registration information of a user. According to the system and method for correcting location registration information in a digital trunking system in the present invention, the problem of the incorrect terminal location registration information caused by uncontrollable causes such as network delay, wireless side signals and the like, is corrected. Indemnificatory of the determination of the next paging location of the trunking terminal and ...

Подробнее
Номер записи: 7
30-06-2023 дата публикации

Preparation method and application of EDTA (Ethylene Diamine Tetraacetic Acid) modified aluminum oxide composite abrasive particles

Номер: CN116355590A
Автор: LEI HONG, ZHANG WEI, ZHOU HAIYAO
Принадлежит:

The invention relates to a preparation method of EDTA (Ethylene Diamine Tetraacetic Acid) modified aluminum oxide composite abrasive particles, which is characterized by comprising the following steps: adding alpha-aluminum oxide particles, NaOH and 30wt% hydrogen peroxide into deionized water, adding ethylenediaminetetraacetic acid into thionyl chloride, reacting at the constant temperature of 70 DEG C for 3 hours until no gas is released from a reaction system, adding hydroxylated aluminum oxide particles into N, N-dimethylformamide, and reacting at the constant temperature of 70 DEG C for 3 hours; and adding the mixture into a N, N-dimethylformamide solvent, carrying out ultrasonic treatment for 30 minutes by using an ultrasonic device until the turbid liquid is uniformly dispersed, and drying the obtained product in a drying oven at 50 DEG C for 20 hours to obtain the aluminum oxide-ethylenediaminetetraacetic acid abrasive particles. The preparation method and application of the EDTA ...

Подробнее
Номер записи: 8
21-04-2022 дата публикации

COVERED STENT

Номер: WO2022078409A1
Автор: ZHANG, Wayne
Принадлежит:

A covered stent (100), comprising a stent body (1), an outer branch (2) and at least one inner branch (3, 4); the stent body (1) is of a tubular structure having a covering film (102) on the surface, and a radially depressed recess (103) is formed on the stent body (1); the outer branch (2) is overhanging outside the stent body (1), one end of the outer branch (2) is connected to the side wall of the recess (103), and an inner opening (21) is formed on the side wall of the recess (103); the inner branches (3, 4) are attached and fixed to the inner wall of the stent body (1), one end of each inner branch (3, 4) is connected to the side wall of the recess (103), and outer openings (31, 41) are formed on the side wall of the recess (103); and the outer openings (31, 41) are closer to a distal end than the inner opening (21).

Подробнее
Номер записи: 9
23-06-2023 дата публикации

Early warning area identification method and system, computer and readable storage medium

Номер: CN116303867A
Автор: ZHANG WEI, WANG RULIANG, YI XUETING, HUANG ZHENYU, YE ZIMING, WU NAN, LIU LING, WAN XINCHENG, MO ZHENGWEI, DUAN YUXIN
Принадлежит:

The invention provides an early warning area identification method and system, a computer and a readable storage medium, and the method comprises the steps: calling a total area map, and displaying the total area map on a display interface of a display terminal in real time; extracting a corresponding initial early warning area according to the received early warning task, and mapping the initial early warning area to a total area map; receiving a delineated area input by a user in real time, and judging whether the ratio of the overlapping area between the initial early warning area and the delineated area to the initial early warning area or the delineated area exceeds a preset threshold value or not; and if yes, setting the current initial early warning area as a target early warning area, and sending corresponding early warning information to the target early warning area. According to the method, the required target early warning area can be quickly determined, the operation of manually ...

Подробнее
Номер записи: 10
17-04-2014 дата публикации

METHOD AND SYSTEM FOR IKE PACKET NEGOTIATION

Номер: WO2014056454A1
Автор: ZHANG, Wei, LIU, Ruirui, XIE, Wenhui, GAO, Guolu
Принадлежит:

A method and system for IKE packet negotiation. The method comprises: a standby device updates the value of a stored third identifier according to an update notification of an active device, wherein the update notification of the active device is sent after the active device updates a stored second identifier; when the standby device is switched to a new active device, the new active device sends to a peer device a second packet for negotiating Internet protocol security (IPSec) information according to the updated third identifier, wherein the third identifier is an identifier stored in the standby device for learning the status information about the active device. The method solves the problem of long-time service interruption resulting from switching between an active device and a standby device.

Подробнее
Номер записи: 11
30-06-2023 дата публикации

Silk antibacterial finishing method

Номер: CN116356566A
Автор: KATSUHIKO, ZHANG WEI, FU HAIHONG, WANG QINGXI, TANG JIAPENG
Принадлежит:

The invention belongs to the field of textile engineering, and discloses a silk antibacterial finishing method. Comprising the following steps: wetting silk by using an ergothioneine (EGT) solution, spraying by using a hexamethylphosphoramide (HMPA) solution containing an acylating agent and silver salt, reacting, washing with water, and drying. After the silk is subjected to surface grafting modification by adopting the method, the antibacterial property of the fabric is improved.

Подробнее
Номер записи: 12
18-04-2023 дата публикации

Paenibacillus polymyxa and application thereof

Номер: CN115975868A
Автор: YAN JIYE, ZHANG WEI, LIU MEI, LI XINGHONG, LU XIAOLIN, WU LINNA, DONG YE
Принадлежит:

The invention provides a strain of paenibacillus polymyxa and an application of the paenibacillus polymyxa. The preservation number of the paenibacillus polymyxa strain BJ-2 provided by the invention is CGMCC (China General Microbiological Culture Collection Center) No. 24114. The paenibacillus polymyxa strain BJ-2 disclosed by the invention has a relatively good antagonistic effect on a plurality of grape pathogenic fungi. The treatment effect of fermentation liquor of the strain on grape canker artificially inoculated on in-vitro green branches can reach 82.04%. In addition, fermentation liquor of the strain BJ-2 has an obvious promoting effect on growth of plants such as cucumbers and radishes. The paenibacillus polymyxa disclosed by the invention can be applied to the aspects of biological control of grape diseases, particularly grape branch and trunk diseases and promotion of plant growth.

Подробнее
Номер записи: 13
11-06-2020 дата публикации

BACKLIGHT MODULE, LIQUID CRYSTAL MODULE, FINGERPRINT RECOGNITION DEVICE AND MODULE, AND MOBILE TERMINAL

Номер: WO2020113415A1
Автор: ZHANG, Wei, LI, Shunzhan, PI, Bo
Принадлежит:

Provided are a backlight module (10), a liquid crystal module (20), a fingerprint recognition device (30) and module (301, 60), and a mobile terminal (40, 50). The backlight module (10) comprises: a light-transmissive structure; the light-transmissive structure is used for allowing the light on the side of the backlight module (10) adjacent to a panel to pass to the fingerprint recognition module (301, 60) on the other side of the backlight module (10); the light-transmissive structure comprises a light guide plate (101), a diffusion film (102), and a reflective film (103), which are arranged stacked; the diffusion film (102) is located between the light guide plate (101) and the reflection film (103) and is located on the side facing away from the panel (201). The backlight module (10), liquid crystal module (20), fingerprint recognition device (30) and module (301,60), and mobile terminal (40,50) can, during fingerprint recognition, improve the sharpness of fingerprint images.

Подробнее
Номер записи: 14
26-05-2023 дата публикации

Cascade reservoir water storage scheduling method and device, storage medium and electronic equipment

Номер: CN116167521A
Автор: HUANG KANGDI, LIANG LILI, ZHANG WEI, LIU ZHIWU
Принадлежит:

The invention discloses a cascade reservoir water storage scheduling method and device, a storage medium and electronic equipment. The method comprises the steps of obtaining scheduling decision information, a water storage target, a scheduling risk evaluation index and a first data set of a cascade reservoir; determining a water storage evaluation index set of the cascade reservoir based on the water storage target and the scheduling risk evaluation index; determining an association relationship between the scheduling decision information and each type of forecast information in the first data set, and dividing the scheduling period of the cascade reservoir into a short-term forecast stage, a key node stage and a flood end stage in combination with the first data set; and based on the water storage evaluation index set and the first data set, performing coupling processing on benefit risks of different stages in the scheduling period to obtain a second data set, and obtaining a target ...

Подробнее
Номер записи: 15
09-05-2023 дата публикации

Aromatic amine compound and organic electroluminescent device containing same

Номер: CN116082349A
Автор: WANG FANG, ZHANG WEI, LI CHONG
Принадлежит:

The invention discloses an aromatic amine compound and an organic electroluminescent device containing the aromatic amine compound. The structure of the aromatic amine compound is shown in a general formula (1). The aromatic amine compound has excellent hole transport capacity and exciton blocking capacity; when the aromatic amine compound is used for forming an auxiliary layer material of a light-emitting layer of the organic electroluminescent device, the effects of improving the efficiency of the device and prolonging the service life of the device can be displayed at the same time, and particularly, the efficiency of the device is improved.

Подробнее
Номер записи: 16
04-04-2023 дата публикации

Power quality disturbance tracing method and device and computer equipment

Номер: CN115907525A
Автор: ZHANG WEI, GENG BO, YANG XIANGYONG, WEN KEHUAN, SUN WENJING
Принадлежит:

The invention relates to a power quality disturbance tracing method and device and computer equipment. The method comprises the following steps: respectively acquiring the power quality goodness of each node so as to evaluate the power quality goodness; respectively acquiring the electric energy quality deviation degree of each node to represent the deviation degree of historical and real-time electric energy quality and embody the advantages and disadvantages of the comprehensive electric energy quality at each moment; and according to the power quality goodness and the power quality deviation degree, obtaining the confidence degree of the power quality event caused by each node, and determining the node with the maximum confidence degree as the source of the power quality event. By adopting the method, the accuracy and the tracing efficiency of power quality disturbance tracing can be improved, the adaptability to a complex power distribution network is good, and the fault tolerance is ...

Подробнее
Номер записи: 17
14-11-2019 дата публикации

ENCODING METHOD AND APPARATUS, AND READABLE STORAGE MEDIUM

Номер: WO2019214138A1
Автор: ZHANG, Wei, HUANG, Weidong, QIN, Da, WANG, Fuyi, XU, Fengcheng
Принадлежит:

Disclosed in the present application is an encoding method. The method comprises: obtaining a first bitstream, wherein the first bitstream is an 8-bit bitstream; and performing quality determination on the first bitstream; and determining that the first bitstream satisfies quality criteria if the first bitstream satisfies the following conditions simultaneously: the logical values of at least two of the 4th to 7th bits in the first bitstream are different; the logical values of at least two of the 1st to 6th bits in the first bitstream are different; the logical values of at least two of the 0th to 5th bits in the first bitstream are different; and the logical values of the 6th and 7th bits in the first bitstream are different, the logical values of the 0th to 4th bits are different, or the logical values of the 6th and 7th bits are the same, the logical values of the 0th to 4th bits are the same, and the logical values of the 6th and 7th bits are the same. Also disclosed in the present ...

Подробнее
Номер записи: 18
06-06-2023 дата публикации

Computer big data storage device

Номер: CN116225174A
Автор: ZHANG WEI, QIAN XIAOMIN, ZHANG JINGWEI, HAO WEIWEI, XIE HAIBAO, WU YANJUN, LIU KAI, LIU ZHIYONG
Принадлежит:

The invention belongs to the technical field of computers, and relates to a computer big data storage device. The computer case comprises a computer, a protective shell and a dustproof plate. And the computer is provided with a slot. A storage cavity is formed in the protective shell, one end of the storage cavity is open, and a strip-shaped groove communicating with the storage cavity is formed in the side face of the protective shell in the length direction of the protective shell. A storage body is slidably arranged in the storage cavity, a plug matched with the slot is arranged at the end, facing the opening, of the storage body, and a push block in sliding fit with the strip-shaped groove is fixedly arranged on the storage body. When the plug is not used, the two dustproof plates abut against each other to cover the opening of the storage cavity, dust or sundries are prevented from entering the plug through the opening, and the storage body is protected. During use, the dustproof plate ...

Подробнее
Номер записи: 19
18-08-2023 дата публикации

Application of butyrylcholine esterase in preparation of medicine for treating fatty liver

Номер: CN116606928A
Автор: LIU CHENG, TAO LE, ZHANG WEI, SUN TIANTIAN, YANG GUANGYUE, WANG ZHIYI, ZHAO XIN
Принадлежит:

The invention relates to application of butyrylcholine esterase in preparation of a medicine for treating fatty liver. Starting from NASH, a classical choline deficiency (CDAA) mouse NASH model is copied, BuChE is overexpressed, and the influence on NASH formation after the BuChE expression quantity is increased is observed. Results show that after the BuChE is over-expressed, liver injury, liver tissue inflammation, fibrosis formation and fat deposition induced by adiposis are remarkably aggravated. Meanwhile, liver cells BuChE are knocked out through gene specificity, a mouse with the liver cells specifically knocked out BuChE is prepared, and the NASH model is prepared by conducting CDAA feeding on the mouse with the liver cells specifically knocked out BuChE. Results show that after the generation of BuChE is inhibited, the composition has a remarkable protective effect on mouse fat change induced liver injury, liver tissue inflammation, fibrosis formation and fat deposition. According ...

Подробнее
Номер записи: 20
23-06-2023 дата публикации

Aluminum-titanium-boron grain refiner and preparation method thereof

Номер: CN116287835A
Автор: CHEN YUE, FENG SHAOTANG, LI HENG, TANG HAOYUAN, TAN GUOYIN, SUN YANHUA, YUE YOUCHENG, CHEN JINGGE, ZHANG WEI, LI YUZHANG, ZHANG YONGPING, LI YUGENG, LEI HUAZHI, FENG WEIGUANG, CHEN XIN, YAO LIJIA, ZHAO QINGXU
Принадлежит:

The invention relates to an aluminum-titanium-boron grain refiner and a preparation method thereof. The aluminum-titanium-boron grain refiner is prepared by taking titanium powder, potassium fluoborate, potassium fluotitanate, potassium fluoroaluminate and pure aluminum as raw materials, the aluminum-titanium-boron grain refiner has two phases of TiAl3 and TiB2, TiB2 particles are spherical particles and are uniformly distributed, and the size of the TiB2 particles is 0.5-1.5 microns; tiAl3 is a block with a small acute angle and is uniformly distributed in a dispersed shape, and the size of the TiAl3 is smaller than 50 microns. The production process is simple, the raw materials are wide in source, the prepared aluminum-titanium-boron refining refiner alloy has two phases of TiAl3 and TiB2, the TiAl3 phase is in the shape of a block with a small acute angle, is uniformly distributed in a dispersed shape and is free of aggregation and clustering phenomena, and the size is mostly smaller ...

Подробнее
Номер записи: 21
01-08-2023 дата публикации

Authentication management method based on neighbor bus and application

Номер: CN116527408A
Автор: LI XIAODAN, ZHANG WEI, SUN DI, WANG JING, ZHANG DAYONG, YU YANG, SHI XINYU, TAN LIMING
Принадлежит:

The invention discloses an authentication management method based on a neighbor bus and an application, which are used for realizing authentication management of a distributed finger-through system, a neighbor bus is reserved on a function device or a module of the distributed finger-through system, and the authentication management method comprises the following steps: sending key authentication information by utilizing a central controller, the method comprises the following steps of: issuing to equipment or modules adjacent to the equipment or modules through a neighbor bus on a first side of the equipment or modules, before authentication is finished, taking the equipment or modules as slave equipment on the neighbor bus, and after the equipment or modules are authenticated, taking the equipment or modules as host equipment of the equipment or modules connected with the equipment or modules on the first side and taking the equipment or modules as slave equipment of the equipment or ...

Подробнее
Номер записи: 22
04-04-2023 дата публикации

Roof photovoltaic power generation system and energy efficiency improvement management and control strategy thereof

Номер: CN115913109A
Автор: YANG GUOJIN, DENG YAXIN, ZHANG WEI, WANG MENG, GUO XIAOHE, XUE YI, HAN GUANGQIU, GAO SHANGLIN, WANG YUNFEI, WANG YANQING, ZHAO XUE, WANG YUANCHEN, YANG LI, JIANG XIUTING, GUO JUNJIAN, DU FENGYU, YANG YABO
Принадлежит:

The invention provides a roof photovoltaic power generation system and an energy efficiency improvement management and control strategy thereof, is suitable for roof distributed photovoltaic power generation, and belongs to the technical field of new energy power generation. The roof photovoltaic power generation system and the energy efficiency improvement management and control strategy thereof mainly comprise a basic structure and a system working principle of the roof photovoltaic power generation system considering microclimate and photovoltaic power generation system parameter monitoring, and further comprise an energy efficiency improvement management and control strategy of the whole system, and the roof photovoltaic power generation system and the energy efficiency improvement management and control strategy thereof are finally formed based on the characteristics. The method can effectively solve the problem that in a roof photovoltaic power generation system in an alpine region ...

Подробнее
Номер записи: 23
04-04-2023 дата публикации

Heat integration comprehensive utilization system and method for carbon dioxide capture system

Номер: CN115888332A
Автор: ZHU JUN, WANG RUNYU, MA XINQIANG, ZHANG WEI, RAN HAO, YANG HUI, ZHENG GUANJIE
Принадлежит:

The invention discloses a heat integration comprehensive utilization system and method for a carbon dioxide capture system, and the method comprises the steps: heating a pregnant solution after heat exchange by using an external heat source to release high-concentration carbon dioxide, obtaining a barren solution after carbon dioxide desorption, and enabling the barren solution to enter a heat exchange unit for heat exchange; the high-concentration carbon dioxide entering the compression unit is compressed step by step by a multi-stage compressor unit to obtain high-pressure and high-concentration carbon dioxide; wherein desorption tower extraction liquid extracted by the regeneration unit exchanges heat with corresponding outlet high-temperature gas of the multi-stage compressor unit, and reflux liquid gathered after heat exchange enters the regeneration unit; and the liquid extraction and reflux liquid ports of the desorption tower are extracted and returned from the tower stages or the ...

Подробнее
Номер записи: 24
21-04-2022 дата публикации

COVERED STENT

Номер: WO2022078302A1
Автор: ZHANG, Wayne.
Принадлежит:

Provided is a covered stent (100), comprising a stent body (1), an outer branch (2), and at least one inner branch (3, 4); the stent body (1) is a tubular structure having a covered surface (102), a radially recessed concave part (103) being formed thereon; the outer branch (2) is overhung outside the stent body (1), and one end is attached to the side wall of the concave part (103), and there is an inner opening (21) on the side wall of the concave part (103); the inner branches (3, 4) are affixed to the inner wall of the stent body (1), and one end of each inner branch (3, 4) is connected to the side wall of the concave part (103), and there is an outer opening (21, 31) on the side wall of the concave part (103); the outer openings (31, 41) are closer to the distal end in comparison with the inner openings (21).

Подробнее
Номер записи: 25
30-05-2023 дата публикации

Superfine metal powder centrifugal atomization device

Номер: CN116174734A
Автор: ZHAO QINGXU, ZHOU XIAN, YAO LIJIA, SUN YANHUA, LI HENG, LI YUGENG, BAO CHONGJUN, ZHANG YONGPING, ZHANG WEI, CHEN JINGGE, LI YUZHANG, FENG WEIGUANG, LEI HUAZHI, YAN SEN, DIAO WEIZHI
Принадлежит:

The invention discloses a superfine metal powder centrifugal atomization device which is characterized in that a liquid storage tank is communicated with a smelting furnace through a liquid discharge valve, the smelting furnace and/or the liquid storage tank are/is communicated with a hot air system through an air supply pipe, a liquid outlet pipe of the liquid storage tank penetrates through the top surface of a spray tower, a nozzle is fixed at the lower end of the liquid outlet pipe, and a plurality of inclined downward nozzles are uniformly distributed on the nozzle; a ring is coaxially fixed to the top face of the atomizing disc, a plurality of vertical grooves are evenly distributed in the inner side wall of the ring, the upper portions of the grooves penetrate through the top face of the ring, and the lower portions of the grooves extend to the top face of the atomizing disc. The atomizing disc and a motor shaft of the motor are coaxially fixed, and the motor is fixed to the inner ...

Подробнее
Номер записи: 26
30-05-2023 дата публикации

Power exponent prismatic table component double-vibrator type photonic crystal and application and parameter optimization method thereof

Номер: CN116189643A
Автор: ZHANG ZHENHUA, ZHANG ZHAN, ZHANG WEI, XIE ZHIYONG, JIN XING
Принадлежит:

The invention belongs to the field of plate structure vibration control, and particularly relates to a power exponent prismatic table component double-vibrator type photonic crystal, application and a parameter optimization method. Comprising a power exponent prismatic table component and a local resonance unit, the power exponent prismatic table component comprises a power exponent prismatic table, a connecting piece and a scatterer; the power exponent prismatic table comprises a base table and a prismatic table structure, the connecting piece is of a double-layer circular ring body structure, and the local resonance unit comprises a mass block and a rubber body; the double-vibrator type photonic crystal based on the power exponent prismatic table component can be used for vibration control of flat plates of different materials and different thicknesses, target frequency vibration can be blocked, and the band gap frequency band can be rapidly and effectively adjusted by changing the power ...

Подробнее
Номер записи: 27
08-08-2023 дата публикации

Intelligent management and control system and method for field personnel in electric power communication machine room

Номер: CN116563991A
Автор: ZHAO GANG, YAO YONGBO, LIU YATING, MA QIAN, WANG XIAOBO, HOU JIANMING, TONG XINYU, MA GUOQIANG, BAYAN. TASIHENG, GAO YANG, ZHANG WEI, LI GUANGZU, MENG LIN, MA RUINAN, HU MEIHUI
Принадлежит:

The invention relates to the technical field of intelligent management and control, in particular to an intelligent management and control system and method for field personnel in an electric power communication machine room, and the system comprises a portrait comparison and judgment module which is used for building a shared portrait database with a unified standard and carrying out portrait comparison and judgment; the intelligent door lock module is used for realizing remote authorized opening; the data interface module is used for issuing authorization information of a worker in charge in the work ticket so as to realize automatic dynamic authorization of field work of the worker; the machine room access control module is used for performing face recognition; the machine room video monitoring module is used for carrying out portrait recognition on workers in the machine room in real time; and the communication management module is used for performing communication management on each ...

Подробнее
Номер записи: 28
09-05-2023 дата публикации

Supply chain cargo identification method based on machine vision technology

Номер: CN116091821A
Автор: SHI YISHAN, GAO JIE, ZHANG WEI, LIU ZEQI, HUANG JIANING, LIN ZIHAO, CHEN YONGYE, JIANG WENFENG
Принадлежит:

The invention relates to the technical field of machine recognition, and discloses a supply chain cargo recognition method based on a machine vision technology, which comprises the following steps: firstly, carrying out multi-modal scanning on a cargo picture through a three-dimensional scanning device, and storing the scanned picture into a server; dividing the goods pictures into a training set and a verification set; carrying out model training on the cargo pictures of the training set through convolutional nerves; verifying the trained model through the verification set; cargo pictures collected regularly are added into a training set, and the model is trained and updated; and goods on the supply chain are identified through the trained model. According to the invention, the accuracy of article identification is improved, and the speed of article identification is greatly improved by downloading the identification model to the identification terminal.

Подробнее
Номер записи: 29
02-05-2023 дата публикации

CT (Computed Tomography) inspection tester

Номер: CN116035610A
Автор: LI YANG, DU ZHIXIANG, JIANG HAITAO, ZHANG WEI, HAN LIBING, XIA JIANGUO, LIU QINGHONG, LI XIAOQIN
Принадлежит:

The CT inspection tester comprises a CT scanner and an inspection bed, the inspection bed comprises a bottom plate, a bed body and a bearing plate, the right portion of the bed body enters a cavity of the CT scanner, a groove is formed in the top wall of the bed body, a first motor is installed on the left portion of the groove, and a first threaded rod is connected to an output shaft of the first motor; the first threaded rod penetrates through the first moving block and is in threaded connection with the first moving block, the first moving block is slidably connected with the side wall of the groove, the bearing plate is connected with the first moving block, a second motor is fixed to the right portion of the bottom plate, and a second threaded rod is connected to an output shaft of the second motor. The second threaded rod penetrates through the second moving block and is in threaded connection with the second moving block, the second moving block is in sliding connection with the ...

Подробнее
Номер записи: 30
21-07-2023 дата публикации

Application of reagent for detecting methylation level of target area in preparation of liver cancer diagnosis product

Номер: CN116463417A
Автор: ZHANG WEI, ZHANG LIANGLU, DONG LANLAN, LI GUOQIANG, WANG JU
Принадлежит:

The invention relates to an application of a reagent for detecting the methylation level of a target area in preparation of a liver cancer diagnosis product. The target area comprises the full length of at least one of the following areas: Chr16: 57985092-57985292, Chr19: 51703983-51704211, Chr1: 226223881-226224123 and Chr13: 44575983-44576290, or a partial area of the full length of at least one of the following areas: Chr16: 57985092-57985292, Chr19: 51703983-51704211, Chr1: 226223881-226224123 and Chr13: 44575983 The liver cancer can be diagnosed or diagnosed in an auxiliary manner by detecting the change of the methylation level of the target area, the sensitivity and specificity are high, and the detection rate of the liver cancer can be effectively increased.

Подробнее
Номер записи: 31
06-07-2017 дата публикации

FINGERPRINT IDENTIFYING METHOD AND FINGERPRINT IDENTIFICATION DEVICE

Номер: WO2017113744A1
Автор: LI, Shunzhan, YANG, Wangwang, ZHANG, Wei, WANG, Yudong
Принадлежит:

Provided in an embodiment of the present invention are a fingerprint identifying method and fingerprint identification device, the method comprising: acquiring an optical signal of a finger to be detected; and determining, according to the optical signal of the finger to be detected, whether the finger to be detected is that of a live person. The method provided in the embodiment of the present invention can improve security of fingerprint identification technology and effectively avoid the issue whereby fingerprint identification is falsified by use of a prosthetic or artificial fingerprint.

Подробнее
Номер записи: 32
08-03-2018 дата публикации

SOLAR CELL WITH FUNCTIONAL AREAS PREPARED BY DIGITAL-EXPONENTIAL HYBRID DOPING MODE, AND METHOD FOR PREPARING SOLAR CELL

Номер: WO2018040247A1
Автор: LU, Hongbo, LI, Xinyi, ZHANG, Wei, YANG, Cheng, ZHANG, Huahui, CHEN, Jie, ZHANG, Mengyan, ZHANG, Jianqin, ZHENG, Yi
Принадлежит:

A solar cell with functional areas prepared by a digital-exponential hybrid doping mode, and a method for preparing the solar cell. Functional areas of a solar cell are prepared by a digital doping and exponential doping cooperated mode. The digital doping and exponential doping cooperated mode refers to: digital doping is carried out sectionally in a doped region, the flow capacity of a dopant is doped into a reaction chamber in a digital transition, and an exponential change occurs between two adjacent doping concentrations. According to the solar cell prepared by a digital-exponential hybrid doping mode, the digital-exponential hybrid doping mode is used in the main functional layers of the solar cell, so that a built-in electric field can be enhanced, and photo-generated carriers can be separated more effectively, and the lifetime of the photo-generated carriers can be prolonged, thereby improving the mobility of the carriers, and increasing an open-circuit voltage of the cell.

Подробнее
Номер записи: 33
26-05-2023 дата публикации

Intelligent construction device and method for CFG piles on under-consolidated mud flat

Номер: CN116163292A
Автор: SHI ZHENXIANG, GUO SHIBO, MENG LINGQI, ZHANG WEI, DUAN LICHAO, WU KE, CHEN RONG, HAO DONGXUE
Принадлежит:

The invention relates to an intelligent construction device and method suitable for an under-consolidated mud flat CFG pile, and the method comprises the steps: on an under-consolidated mud flat stratum, firstly, arranging drainage pipes at the periphery of each planned pile position, and burying a pore water pressure and soil pressure automatic monitoring device; and then transverse and longitudinal circular pile holes are formed through a pile driver with a drill bit at the front part and a circular iron pipe at the rear part, the geotextile tube bag is put into the vibration immersed tube, concrete mortar and gravel are poured into the geotextile tube bag, the vibration immersed tube in the pile holes is pulled out after filling is completed, and the tube pulling speed is intelligently selected through a control device on a winch. Due to the existence of automatic monitoring of the stress state of the under-consolidated mud flat stratum and intelligent control over the geotextile tube ...

Подробнее
Номер записи: 34
28-04-2023 дата публикации

Antenna test system and test method

Номер: CN116032381A
Автор: CHEN SHENG, DING TIANLUN, WEI MENG, ZHANG WEI, WANG YAN, XIE JING, SU XUEYAN, LI YUANFU, ZHAO YUNZHANG, PANG JING, QU FENG, CHE CHUNCHENG, ZHANG ZHIFENG, LI BIQI
Принадлежит:

The invention provides an antenna test system and test method, and relates to the technical field of antennas. The test system comprises a voltage loading device, wherein the output end of the voltage loading device is used for being connected with the input end of the phased-array antenna; the field test system is used for testing antenna parameters of the phased-array antenna; the output end of the computer equipment is connected with the voltage loading device, and the input end of the computer equipment is connected with the field test system. In the real-time mode of the invention, the test system can test the corresponding target loading voltage when the antenna performance of the phased-array antenna is closest to the reference antenna parameter in the beam radiation process in advance, and the tested target loading voltage is obtained through the actual test in combination with the field test system. Therefore, the accuracy of the tested target loading voltage can be ensured, and ...

Подробнее
Номер записи: 35
15-02-2018 дата публикации

BUTTON OPERATION METHOD, APPARATUS, AND SYSTEM BASED ON HEART-RATE SIGNAL

Номер: WO2018027529A1
Автор: ZHANG, Wei
Принадлежит:

Provided are a button operation method, apparatus, and system based on a heart-rate signal, relating to the technical field of wearable devices. The method comprises: acquiring an optical signal reflected by a tested part and measuring the strength of the reflected optical signal (S1); if the strength of the reflected optical signal is located within a preset threshold range, continuously acquiring the reflected optical signal within a period of time (S2); if the strength of the reflected optical signal within the period of time is stable to within a preset range of variation, then acquiring a heart-rate signal by means of the tested part and measuring the strength of the heart-rate signal (S3); if the strength of the heart-rate signal is smaller than a preset threshold within a period of time, then triggering the operation of the button (S4). The method reduces the hardware for performing a button operation and also makes the hardware simpler and more highly integrated.

Подробнее
Номер записи: 36
12-09-2017 дата публикации

Water vapor thermodynamic cycle system for the regulator and its preparation method

Номер: CN0104593780B
Автор: 蔡雨恒, 蔡杰, 李世强, 张玮
Принадлежит:

... 本发明提供种水汽热力循环系统用调节剂，按重量百分比由以下组分组成：5～30％的长链脂肪族多胺，20～70％的碱化剂，20～40％的烷基取代苯磺酸的衍生物，水0～10％。本发明的调节剂能在金属表面形成单分子膜，借此有效抑制水汽热力循环系统中的金属腐蚀和结垢，以及防止汽轮机积盐。 ...

Подробнее
Номер записи: 37
01-08-2023 дата публикации

Aluminum-titanium-boron intermediate alloy refiner and preparation method thereof

Номер: CN116516186A
Автор: TANG HAOYUAN, SUN YANHUA, XU FUSHUN, BAO CHONGJUN, FENG SHAOTANG, CHEN YUE, TAN GUOYIN, LI HENG, YAN SEN, ZHANG WEI, LI YUZHANG, YANG ZUGUI
Принадлежит:

The invention relates to a refiner for preparing an aluminum-titanium-boron intermediate alloy and a preparation method of the refiner. The aluminum-titanium-boron intermediate alloy refiner is prepared by taking titanium powder, titanium potassium borate and pure aluminum as raw materials, the microstructure of the aluminum-titanium-boron intermediate alloy refiner contains TiAl3 and TiB2 second-phase particles, the TiB2 particles are granular, strip-shaped or agglomerated, and the average size is smaller than 9 microns; tiAl3 is blocky, and the size of the TiAl3 is smaller than 45 microns. The preparation method comprises the following steps: 1) melting an aluminum ingot, and adding titanium powder and potassium fluoborate for alloying; 2) starting composite mechanical stirring; the preparation method of the aluminum-titanium-boron intermediate alloy refiner has the advantages that the production process is simple, the raw materials are wide in source, fluoride emission is reduced, environmental ...

Подробнее
Номер записи: 38
08-08-2023 дата публикации

Mechanical equipment remote control method and related device

Номер: CN116560288A
Автор: YUAN TAO, ZHANG WEI, YANG HONGLAI, YANG WENDENG, YANG WUBING, ZHANG YIHONG, LIU JUAN, LIU PENG
Принадлежит:

The embodiment of the invention provides a mechanical equipment remote control method and a related device, and relates to the technical field of engineering machinery control. The method is applied to a controller in the mechanical equipment remote control system, the mechanical equipment remote control system further comprises controlled mechanical equipment, an instruction sending terminal and a plurality of sensors, the sensors are arranged on the controlled mechanical equipment, and the instruction sending terminal comprises a first instruction sender and a second instruction sender. The method comprises the following steps: acquiring a first control instruction sent by a first instruction transmitter and/or a second control instruction sent by a second instruction transmitter; acquiring sensor data acquired by a sensor; based on the first equipment control strategy, the controlled mechanical equipment is remotely controlled according to the first control instruction or the second ...

Подробнее
Номер записи: 39
15-01-2015 дата публикации

DIGESTIVE TRACT-PATHFINDING CAPSULE

Номер: WO2015003529A1
Автор: LIU, Side, ZHANG, Wei, HAN, Zelong, XU, Yangzhi
Принадлежит:

Disclosed is a digestive tract-pathfinding capsule, comprising an outer membrane (2) and a support material (1) which is soluble in digestive juices. The outer membrane (2) is a sealed soft capsule body made from a sustained-release enteric material, and the dissolution time of the outer membrane (2) is above the normal emptying time of the human digestive tract. The cavity of the capsule body of the outer membrane (2) is provided with an indicator (5) which can be absorbed by the body and enables the discharged urine to change colour. The support material (1) is provided in the cavity of the capsule body of the outer membrane (2) to support the outer membrane (2) in capsule form. The digestive tract-pathfinding capsule can safely and effectively check the feasibility of performing a capsule endoscopic examination on a user. The digestive tract-pathfinding capsule may predict the feasibility of a capsule endoscopic examination and is taken before performing a capsule endoscopic examination ...

Подробнее
Номер записи: 40
23-04-2020 дата публикации

FINGERPRINT DETECTION DEVICE AND TERMINAL APPARATUS HAVING FUNCTION OF FINGERPRINT RECOGNITION

Номер: WO2020077507A1
Автор: LI, Shunzhan, ZHANG, Wei, QING, Xiaogang
Принадлежит:

Provided are a fingerprint detection device and a terminal apparatus having a function of fingerprint recognition (100). The terminal apparatus (100) comprises: a glass cover plate (110) used to provide a touch interface during fingerprint recognition; a liquid crystal panel (120) located under the glass cover plate (110) and used to display an image; a backlight module (130) located under the liquid crystal panel (120) and used to provide a light source for the image displayed by the liquid crystal panel (120); and a light emitting component (140) located under the glass cover plate (110), not being blocked by and not blocking the liquid crystal panel (120), and used to emit light and illuminate a finger to produce return light, the return light being used by the terminal apparatus (100) to perform fingerprint recognition on the finger. The fingerprint detection device and the terminal apparatus (100) having a function of fingerprint recognition can implement fingerprint recognition under ...

Подробнее
Номер записи: 41
05-05-2023 дата публикации

Dressing for healing chronic wound of diabetes mellitus and preparation method thereof

Номер: CN116059429A
Автор: KATSUHIKO, ZHANG WEI, FU HAIHONG, TANG JIAPENG, LIU YANG
Принадлежит:

The invention belongs to the field of biomedical materials, and discloses a dressing for healing a chronic wound of diabetes mellitus and a preparation method of the dressing. The preparation method comprises the following steps: preparing oxygen-releasing nanofibers, and loading liposome loaded with protoporphyrin cobalt onto the nanofibers through physical adsorption, so as to prepare the dressing for healing the chronic wound of diabetes mellitus. The dressing prepared by the invention has the characteristics of accelerating healing of diabetic chronic wounds and resisting infection.

Подробнее
Номер записи: 42
14-04-2023 дата публикации

Internet of Things information data transmission method based on white box key

Номер: CN115967527A
Автор: WANG YONGBAO, NING HONGZHOU, ZHAO YONGKUAN, WEI GUO, ZHANG WEI, SHANG LINNA
Принадлежит:

The embodiment of the invention provides an Internet of Things information data transmission method based on a white box key. The Internet of Things information data transmission method based on the white box key comprises the following steps: encrypting Internet of Things information data according to the white box key to obtain Internet of Things encrypted information data; transmitting the Internet of Things encrypted information data to a server through a virtual private network; the server transmits the encrypted information data of the Internet of Things to a secret service system; and the secret service system decrypts the encrypted information data of the Internet of Things to obtain decrypted information data of the Internet of Things. Through the above steps, transmission protection can be performed on the Internet of Things information data through white box key encryption and virtual private network transmission, and the data security of the Internet of Things information is ...

Подробнее
Номер записи: 43
28-04-2023 дата публикации

Arylamine organic compound and organic electroluminescent device prepared from same

Номер: CN116023355A
Автор: ZHANG WEI, WANG KUN, SHANG SHUXIA
Принадлежит:

The invention discloses an arylamine organic compound, the structure of the compound is shown as a general formula (1), the organic compound has excellent hole transport capability and thermal stability, and when the arylamine organic compound is used for forming a hole transport material of an organic electroluminescent device, the hole transport material has excellent hole transport capability and thermal stability. Efficiency improvement and service life prolonging effects of the device can be simultaneously displayed, and especially the high-temperature service life of the device is prolonged.

Подробнее
Номер записи: 44
16-04-2020 дата публикации

BIOMETRIC IDENTIFICATION METHOD AND APPARATUS, AND ELECTRONIC DEVICE

Номер: WO2020073169A1
Автор: ZHANG, Wei, QING, Xiaogang, ZHOU, Fei
Принадлежит:

A biometric identification method and apparatus, and an electronic device. The biometric identification method comprises: sequentially performing imaging according to light signals transmitted from the skin when each of at least one light source irradiates the skin; and performing biometric identification according to at least one image obtained by means of imaging. By means of this method, the performance of biometric identification can be improved effectively.

Подробнее
Номер записи: 45
06-08-2020 дата публикации

POSITIONING GUIDING DEVICE, AND POSITIONING GUIDING SYSTEM FOR VERTEBRAL PEDICLE FIXATION

Номер: WO2020155562A1
Автор: LUO, Yiping, CHEN, Ziqiang, ZHANG, Wei, YAN, Zijun, LI, Ming
Принадлежит:

Disclosed is a positioning guiding device (10), comprising an initial position locating plate (11), a circuit opener portion (14), a screw driver portion (13), and a screw tap portion (12), wherein the initial position locating plate (11) has a circuit opener placement position (111), a screw driver placement position (112), and a screw tap placement position (113); the circuit opener portion (14) has a circuit opener through hole; the screw driver portion (13) has a screw driver through hole; the screw tap portion (12) has a screw tapper through hole (12122); the circuit opener portion (14), the screw driver portion (13) and the screw tap portion (12) are each provided with a sensor; and an axis of the circuit opener through hole, an axis of the screw driver through hole, and an axis of the screw tapper through hole (12122) are all parallel to each other. A positioning guiding system (100) for vertebral pedicle fixation is disclosed, the system comprising the positioning guiding device ...

Подробнее
Номер записи: 46
12-05-2023 дата публикации

Reaction kettle and washing system with same

Номер: CN116099480A
Автор: LI HONG, DU YONGXIONG, XU SUFA, ZHANG WEI, YANG YAWEN, YANG ZHANG
Принадлежит:

The invention relates to a reaction kettle and a washing system with the reaction kettle, the reaction kettle comprises a stirring assembly, the stirring assembly is arranged in a tank body and comprises a positioning column, a fixing bin, a stirring paddle, a first adjusting part, a second adjusting part, a rotating part and a pushing part, the positioning column is fixed with an output shaft of a motor, and the fixing bin is fixed at the bottom end of the positioning column. The teprenone production device has the beneficial effects that the structural design is scientific and reasonable, the implementation is easy, in the teprenone production process, a solution in the teprenone production device can react from a water liquid to an oily liquid, and stirring assemblies in different forms have corresponding technical advantages for fluids with different viscosities, so that by arranging the stirring assemblies, the stirring efficiency is improved, and the production cost is reduced. When ...

Подробнее
Номер записи: 47
07-07-2023 дата публикации

Screening method of blood gene marker for prostatic cancer detection

Номер: CN116401427A
Автор: ZHANG WEI, HUANG ZHIGUANG, HUANG WANYING, LI MINGJIE, HE RONGQUAN, LUO JIAYUAN, CAI KAITENG, CHEN GANG, LIU ZHISU, YIN BINTONG
Принадлежит:

The invention discloses a screening method of a blood gene marker for detecting prostatic cancer, and belongs to the technical field of biological and molecular diagnosis. Constructing different prostate cancer related gene data sets based on different databases; the obtained data set is incorporated or excluded according to a certain standard; carrying out log2 (x + 1) logarithm standardization on the data set meeting the requirements in the step (2); establishing an effect model for the SMD, and obtaining the effect model; according to the SMD result, DEG is selected; the reliability of the DEG is verified; comparing the efficacy of screening the prostatic cancer by the biomarker; the sensitivity and specificity of the combination of the seven biomarkers are calculated, and the accuracy of the combination screening of the prostatic cancer by the biomarkers is evaluated. The kit has the characteristics of high detection efficiency, small trauma and convenience in operation in early diagnosis ...

Подробнее
Номер записи: 48
18-06-2020 дата публикации

FINGERPRINT RECOGNITION APPARATUS AND ELECTRONIC DEVICE

Номер: WO2020119330A1
Автор: CHENG, Xiang, ZHANG, Jianxiang, ZHANG, Wei, LI, Shunzhan
Принадлежит:

Provided are a fingerprint recognition apparatus and an electronic device. The fingerprint recognition apparatus comprises: a microlens array, at least one light blocking layer, a pixel unit array, and a light filter unit group array; each light filter unit group of the light filter unit group array comprises at least two light filter units, and the at least two light filter units are respectively configured to transmit light signals in at least two colors; the pixel unit array comprises a pixel unit group corresponding to the light filter unit group, at least two pixel units in the pixel unit group receives a first light signal respectively by means of the at least two light filter units, and pixel units other than the at least two pixel units in the pixel unit group receive a second light signal by means of a transparent area between the at least two light filter units, or pixel units in the pixel unit groups receive the second light signal by means of a transparent area between the light ...

Подробнее
Номер записи: 49
30-07-2020 дата публикации

LCD IN-SCREEN FINGERPRINT RECOGNITION MODULE, LCD APPARATUS AND TERMINAL DEVICE

Номер: WO2020150926A1
Автор: ZHANG, Wei, ZHOU, Fei, LI, Shunzhan
Принадлежит:

Provided an LCD in-screen fingerprint recognition module, an LCD apparatus and a terminal device, wherein a backlight module is arranged above the LCD in-screen fingerprint recognition module, and the backlight module comprises: a first prism film. The LCD in-screen fingerprint recognition module comprises: a first optical sensor and a first lens, with the projection of the first lens in a vertical direction being in an edge area of the first optical sensor, and the first lens being used for receiving reflected light generated by fingerprints and focusing the reflected light onto the first optical sensor; and the first optical sensor being used for converting the reflected light into electrical signals, wherein same are used for generating a fingerprint image. Therefore, the integrity of a fingerprint image is ensured, thereby facilitating the smooth completion of a fingerprint recognition process.

Подробнее
Номер записи: 50
06-07-2016 дата публикации

Shaper who has planer tool box on cutter

Номер: CN0205362816U
Автор: YUE YUANMAN, ZHANG WEI
Принадлежит:

... 本实用新型属于牛头刨床设备领域，具体涉及一种刀具上带有刨刀盒的牛头刨床，包括床身和工作台，所述床身和工作台安装于底座上，所述床身上端安装有滑枕，所述滑枕一端设置有刀架，所述工作台位于所述刀架下方，所述工作台一侧连接有横梁，所述横梁上设置有工作台进给手柄和换向手柄，所述刀架上活动连接有刨刀盒，所述刨刀盒内设置有刀具。本实用新型提出的一种刀具上带有刨刀盒的牛头刨床通过设置刀具和刨刀盒，增加刀具和刨刀盒的接触面，提高强度，方便调节刀具，高度和角度，从而提高加工效率。 ...

Подробнее
Номер записи: 51
23-05-2023 дата публикации

System and method for capturing carbon dioxide by gradient utilization of waste heat of reboiler

Номер: CN116139655A
Автор: ZHU JUN, WANG RUNYU, MA XINQIANG, ZHANG WEI, RAN HAO, YANG HUI, ZHENG GUANJIE
Принадлежит:

The invention discloses a reboiler waste heat gradient utilization carbon dioxide trapping system and method, and belongs to the technical field of separation, the system comprises an absorption tower, a lean and rich liquid heat exchanger, a second waste heat exchanger, a desorption tower, a first waste heat exchanger and a reboiler. The method comprises the steps that high-temperature fluid releasing latent heat flows out of a reboiler and then sequentially enters a first waste heat exchanger and a second waste heat exchanger to heat desorption tower extraction liquid and rich liquid in a third rich liquid pipeline according to the sequence from high temperature to low temperature, waste heat is released step by step, and the rich liquid of the third rich liquid pipeline with the temperature increased and the desorption tower extraction liquid are heated; and the recovered energy is brought into the desorption tower. The heat exchange amount of the second waste heat exchanger can be accurately ...

Подробнее
Номер записи: 52
23-06-2023 дата публикации

Composite refining alterant for casting aluminum-silicon alloy and application of composite refining alterant

Номер: CN116287836A
Автор: SUN YANHUA, FENG WEIGUANG, YUE YOUCHENG, XU FUSHUN, LI YUZHANG, LI YUGENG, BAO CHONGJUN, ZHANG YIJIE, CHEN JINGGE, LEI HUAZHI, ZHANG HUI, DIAO WEIZHI, CHEN YUE, ZHANG WEI, YAN SEN
Принадлежит:

The invention discloses a composite refining alterant for casting an aluminum-silicon alloy, which is characterized in that Al-10Sr, Al-10Y intermediate alloy and a titanium agent are used as the composite refining alterant, the adding proportion of Sr is 0.01-0.05% of the total mass of the aluminum alloy, the adding proportion of Y is 0.1-0.5% of the total mass of the aluminum alloy, and the adding proportion of Ti is 0.01-0.15% of the total mass of the aluminum alloy. The composite refining modifier treats an alloy melt, the modification effect is maintained for a long time, meanwhile, the air suction reaction caused by traditional Al-Sr modification is avoided, a heterogeneous nucleation core is more efficiently formed in the melt, alpha-Al grains are finer, eutectic Si is in a fiber shape or a coralline shape, and therefore the alloy performance is improved. And the microstructure of the cast aluminum-silicon alloy is obviously improved, and the mechanical property of the product is ...

Подробнее
Номер записи: 53
02-07-2020 дата публикации

DATA CACHING METHOD AND STORAGE MEDIUM

Номер: WO2020133884A1
Автор: ZHANG, Wei, ZHANG, Xinchang, SHI, Huiling, ZHANG, Jianwei, ZHAO, Yanling, WANG, Lu, SUN, Meng, TANG, Shaoju, HE, Yiran
Принадлежит:

The present invention relates to a data caching method and a storage medium. The method comprises: receiving a request for caching service data transmitted by a user terminal UE; respectively obtaining network state data between a small base station (SBS) corresponding to the UE and the UE, the network state data between a macro base station (MBS) corresponding to the SBS and the UE, and the network state data between the UE and the data source of the service data; obtaining corresponding three quality of experience (QoE) values according to the three pieces of network state data and the type of the service data; and according to the three QoE values, determining whether to configure a cache for the UE. By means of the method, the present invention realizes the quantification of the three QoE values, and according to the quantified QoE values, determines whether to configure the cache for the UE, thereby improving the QoE of a user.

Подробнее
Номер записи: 54
10-05-2012 дата публикации

FLOOR THROUGH HOLE FORMWORK DEVICE

Номер: IB2012058832A1
Автор: XIE, Yanbo, XIA, Ting, ZHANG, Wei
Принадлежит:

A floor through hole formwork device for floor building is disclosed. The device includes a shaping cylinder (100), a first cover board (110), a second cover board (120), and several fixture pieces (130). The shaping cylinder includes a cylinder wall (102) defining a hollow passage (104), a first opening (106), and a second opening (108). The first cover board and the second cover board are respectively provided on the first opening and the second opening of the shaping cylinder. The several fixture pieces pass through the hollow passage of the shaping cylinder and are respectively fixed on the first cover board and the second cover board via several corresponding fixture holes (1188, 1229) formed on the first cover board and the second cover board. Wherein, the distributing positions of the several corresponding fixture holes on the first cover board or the distributing positions of the several corresponding fixture holes on the second cover board together define at least one plane. The ...

Подробнее
Номер записи: 55
03-05-2018 дата публикации

METHOD AND APPARATUS FOR MERGING INFRARED IMAGE AND VISIBLE LIGHT IMAGE

Номер: WO2018076732A1
Автор: WU, Tao, ZHANG, Wei, ZHAO, Qingzhuang, XIAO, Xizhong
Принадлежит:

A method and apparatus for merging an infrared image and a visible light image, the method comprising: performing colour space conversion of the visible light image to acquire the luminance component thereof (S110); extracting edge information of the luminance component of the visible image, and merging the edge information and the luminance component of the infrared image to acquire a merged luminance component (S120); pseudo-colouring the infrared image to acquire a pseudo-coloured infrared image (S130); performing colour space conversion of the pseudo-coloured infrared image to acquire the colour tone component and saturation component thereof (S140); and performing inverse colour space conversion of the merged luminance component, the colour tone component, and the saturation component to acquire a pseudo-coloured merged image (S150). A merged image acquired on the basis of said method can retain both the detail information of the visible light image and the temperature information ...

Подробнее
Номер записи: 56
22-03-2018 дата публикации

FINGERPRINT ACQUISITION DEVICE AND METHOD, TERMINAL APPARATUS AND METHOD FOR CONTROLLING SCREEN TO TURN ON AND OFF

Номер: WO2018049637A1
Автор: ZHANG, Wei, LI, Shunzhan
Принадлежит:

The present invention relates to the technical field of fingerprint identification, and provides a fingerprint acquisition device and method, a terminal apparatus and a method for controlling a screen to turn on and off. The fingerprint acquisition device comprises: a fingerprint sensor (1); an optical sensor (2); and a signal processing unit (3). The fingerprint sensor (1) and the optical sensor (2) are respectively connected to the signal processing unit (3), wherein the optical sensor (2) is used for emitting an optical signal and receiving a reflection signal of the optical signal after being reflected from a finger, the signal processing unit (3) is used for activating the fingerprint sensor (1) according to the reflection signal, and the fingerprint sensor (1) is used for acquiring a fingerprint of the finger after the activation. The fingerprint acquisition device has the optical sensor integrated therein, thus enabling the fingerprint acquisition device to have the function of activating ...

Подробнее
Номер записи: 57
13-08-2015 дата публикации

METHOD FOR CONSTRUCTING TALE-MER LIBRARY

Номер: WO2015117430A1
Автор: WANG, Wenzhong, SHI, Jinxiu, ZHANG, Wei, MENG, Weineng, LI, Chunyuan, WEN, Huajie
Принадлежит:

Provided in the present invention is a method for constructing a TALE-mer library, comprising amplification of a TALE monomer, construction of a restriction enzyme-ligated product, amplification of the restriction enzyme-ligated product, and, establishment of a TALE-mer library after a BP reaction. The TALE-mer library is applicable in assembling a TALEN expression vector for identifying 20-20 bp DNA.

Подробнее
Номер записи: 58
14-07-2023 дата публикации

Turnover plate control equipment for large-tonnage grinding and matching

Номер: CN116423388A
Автор: WANG LEI, ZHANG WEI, YIN ZHIFENG, LU HONGTAO, CHEN JIANG, LI GUISHAN
Принадлежит:

The invention discloses turnover plate control equipment for large-tonnage grinding and matching, and belongs to the technical field of turnover plate control equipment. The overturning plate control equipment for large-tonnage grinding and matching comprises a base, a rotating mechanism is mounted at the top of the base, a mounting base is fixedly mounted at the top of the rotating mechanism, a groove and two first through grooves are formed in the top of the mounting base, and the two first through grooves are located in the two sides of the groove; the upper portions of the first through grooves are fixedly connected with base assemblies, the two base assemblies are jointly provided with a turnover mechanism, the turnover mechanism comprises a turnover driving mechanism and two turnover rings, and the two turnover rings are located above the turnover driving mechanism. The device effectively solves the problems that an existing device needs to stand below an upper die, the upper die ...

Подробнее
Номер записи: 59
13-08-2015 дата публикации

SITE-DIRECTED MUTAGENETIC LAMBDA PHAGE INT RECOMBINANT PROTEIN AND PREPARATION METHOD THEREFOR

Номер: WO2015117431A1
Автор: ZHANG, Wei, WEN, Huajie, LI, Chunyuan, MENG, Weineng, WANG, Wenzhong, SHI, Jinxiu
Принадлежит:

Provided are a site-directed mutagenetic lambda phase int recombinant protein and a preparation method therefor. The recombinant protein is a lambda phage int recombinant protein with mutations in G347H and D351H, is a recombinant protein that is temperature-induced in terms of activity, where no DNA recombination reaction is started in a low-temperature condition, and a DNA recombination reaction is started at a certain temperature condition, thus allowing for control of the DNA recombination reaction. The recombinant protein is applicable in launching a large sample recombination reaction, thus increasing recombinant sample throughput.

Подробнее
Номер записи: 60
23-06-2016 дата публикации

METHOD FOR CUTTING WAFER USING MECHANICAL CUTTING TOOL

Номер: WO2016095153A1
Автор: TANG, Hao, ZHANG, Wei
Принадлежит:

Disclosed is a method for cutting a wafer using a mechanical cutting tool, comprising the following steps: 1. coating a layer of cutting protection film on a front surface of a wafer to be cut; 2. putting the wafer coated with the cutting protection film into a wafer cutting machine so as to cut the wafer by using the mechanical cutting tool; and 3. removing the cutting protection film by soaking or spraying after the wafer is cut. Compared with laser cutting, the cost of using the above-mentioned method is significantly lowered, and the original problem that a wafer can be easily damaged if cut by a mechanical cutting tool is likewise avoided. Moreover, when using such cutting protection film, the film can be removed by means of a direct spraying or soaking, which is simple and convenient and will cause no damage to chips on the original wafer.

Подробнее
Номер записи: 61
12-05-2023 дата публикации

Rear suspension mounting assembly of frame

Номер: CN116101374A
Автор: LU GUOQING, ZHANG WEI, ZHANG XIAOLING, LIU TONGSHAN, ZHONG ZIQI
Принадлежит:

The invention relates to a rear suspension mounting assembly of a frame, which is characterized in that the components are basically of an integral structure, the number of required assembly parts is small during mounting, the components are basically directly connected through connecting pieces, and an independent suspension system is relatively convenient to mount, so that the rear suspension mounting assembly is relatively convenient to integrally assemble, the assembly difficulty is greatly reduced, and the assembly efficiency is improved. Meanwhile, the machining difficulty of the parts is reduced, accumulated deviation caused by assembly is reduced due to the fact that the number of assembly parts is small, welding connection is few, the frame parts and connecting pieces are made of casting materials, errors caused by welding deformation are prevented, welding deformation is effectively controlled, and the service life of the frame parts is prolonged. The welding deformation is smaller ...

Подробнее
Номер записи: 62
23-06-2023 дата публикации

Hydropower station economic load distribution method and device, electronic equipment and storage medium

Номер: CN116307632A
Автор: YU YI, LIU ZHIWU, LIANG LILI, DENG YOUHAN, ZHANG WEI, LI MENGJIE, HUANG KANGDI, ZHANG LU, CHEN JING, SONG ZIDA
Принадлежит:

The invention relates to the field of hydraulic engineering, in particular to a hydropower station economic load distribution method and device, electronic equipment and a storage medium. Comprising the following steps: acquiring wind power future predicted output data of a wind power plant in a future target time period, and acquiring a wind power fluctuation interval of the wind power future predicted output data corresponding to the wind power plant under target confidence; according to the wind power future predicted output data, determining hydropower plan output data corresponding to automatic power generation control of the target hydropower station, and according to the wind power fluctuation interval and a preset condition corresponding to the automatic power generation control of the target hydropower station, determining a constraint condition corresponding to the hydropower plan output data; constructing a target function by taking the minimum water consumption corresponding ...

Подробнее
Номер записи: 63
26-05-2023 дата публикации

Space-time range query method, system and equipment based on materialized view and medium

Номер: CN116166895A
Автор: DING WEI, ZHANG WEI, CHU HAOXIANG, SHI HUILING, HAO HAO, TAN LIZHUANG, LIU GUOZHENG, ZHOU YAN
Принадлежит:

The invention relates to a spatio-temporal range query method, system and device based on a materialized view and a medium, and the method comprises the steps: obtaining a search request which comprises each piece of first to-be-matched data; according to the search request, searching each node in each hierarchy in the materialized view table for each piece of first storage data matched with each piece of first to-be-matched data as target matched data; wherein the materialized view table is a database for storing first storage data corresponding to a plurality of hierarchies, and each hierarchy corresponds to the first storage data of one category. The problems that current moving track data query is low in efficiency and slow in speed are solved.

Подробнее
Номер записи: 64
21-07-2023 дата публикации

Cigarette mainstream smoke component analysis method and application

Номер: CN116465996A
Автор: LIU BAIZHAN, LI JUNJIE, QI DAWEI, YU GUIJUN, ZHANG WEI, OH BYUNG-WOO, FEI TING, WU DA
Принадлежит:

The invention discloses a cigarette mainstream smoke component analysis method, which comprises the following steps: capturing cigarette mainstream smoke, forming a to-be-detected sample from the captured cigarette mainstream smoke components, and carrying out qualitative and quantitative analysis by using a gas chromatograph-mass spectrometer. The working condition of the gas chromatograph-mass spectrometer comprises that two DB-WAX type capillary columns are connected in series for use. The analysis method is simple and efficient, the detection rate of low-boiling-point compounds is effectively increased, and the blank in the field of total-component detection of the cigarette mainstream smoke is filled for the first time; meanwhile, the method is also suitable for independent detection and analysis of cambridge filter capture components or adsorption tube capture components, and the determination result is high in sensitivity and accuracy and good in repeatability. The analysis method ...

Подробнее
Номер записи: 65
04-06-2015 дата публикации

HIGH-THROUGHPUT VECTOR CONSTRUCTION METHOD

Номер: WO2015078272A1
Автор: ZHANG, Wei, MENG, Weineng, WEN, Huajie, LI, Chunyuan, WANG, Wenzhong, SHI, Jinxiu, WEI, Baoli
Принадлежит:

Provided in the present invention is a method for constructing a high-throughput vector based on Gateway technology, wherein the method comprises the steps of a high-throughput PCR amplification, BP reaction, BP cloning, monoclonal culture, plasmid extraction, LR reaction and LR cloning etc. The BP reaction uses a pDoner221 plasmid, and the LR reaction uses three plasmids, wherein the first plasmid may be a p4P1R plasmid, the second plasmid may be a P2RP3 plasmid, and the third plasmid may be a PDest plasmid.

Подробнее
Номер записи: 66
09-04-2021 дата публикации

Instrument warehouse-in and warehouse-out intelligent judgment system based on Internet of Things technology

Номер: CN212933567U
Автор: ZHANG ZHAO, ZHANG CAO, LYU LIANGHUI, MA SHUNXU, WANG PENG, ZHAO JIAN, LIU FENGYUAN, LI QIAN, HAI BO, TANG XU, HE HAICHUAN, LIU SHENGCHUN, QI BAOCAI, LI XINGTAO, WANG JIANING, ZHANG LIANG, XU TIESHENG, DU HANG, YIN XIANKANG, ZHANG WEI, XU FUSHENG, 张昭, 张操, 吕良辉, 马顺绪, 王鹏, 赵健, 刘峰源, 李谦, 海波, 唐胥, 何海川, 刘生春, 祁宝才, 李星涛, 王家宁, 张梁, 徐铁胜, 杜航, 殷咸康, 张玮, 徐福生
Принадлежит: STATE GRID CORP CHINA, STATE GRID QINGHAI ELECTRIC POWER CO, MAINTENANCE COMPANY STATE GRID QINGHAI ELECTRIC POWER COMPANY, STATE GRID CORPORATION OF CHINA, STATE GRID QINGHAI ELECTRIC POWER COMPANY, MAINTENANCE COMPANY, STATE GRID QINGHAI ELECTRIC POWER COMPANY, 国家电网有限公司, 国网青海省电力公司, 国网青海省电力公司检修公司

The invention discloses an instrument warehouse-in and warehouse-out intelligent judgment system based on the Internet of Things technology, and relates to the technical field of warehouse management, which comprises an access control system, an information processing terminal, a video monitoring system, an intelligent goods shelf, an RFID radio frequency reading system and an RFID radio frequency electronic tag. The automatic registration system has the advantages that automatic registration of in-out and in-storage information of instruments and meters can be achieved, the in-out and in-storage efficiency of the instruments and meters can be improved while the workload is reduced, omission during manual registration can be avoided, and the management level of the instruments and meters can be greatly improved.

Подробнее
Номер записи: 67
25-08-2023 дата публикации

Power system optimization scheduling method and device

Номер: CN116646994A
Автор: ZHANG WEI, LI RUHAN, LIU RUIKUO, LIANG LILI, ZHANG LU, HUANG KANGDI, LI MENGJIE, YU YI
Принадлежит:

The invention relates to the technical field of power systems, and discloses a power system optimization scheduling method and device.The method comprises the steps that an optimization scheduling model of a power system is constructed, and the power system comprises a new energy generator set and a traditional generator set; target functions in the optimization scheduling model comprise a first target function, a second target function and a third target function; wherein the first objective function is used for representing that the comprehensive operation cost of the power system is minimum; the second objective function is used for representing that the residual load standard deviation is minimum after peak regulation is carried out on the power system by the new energy generator set; the third objective function is used for representing the maximum grid-connected electric quantity consumed by the new energy; and solving the optimal scheduling model according to the initial output data ...

Подробнее
Номер записи: 68
25-04-2023 дата публикации

Heat integration system and method for compression waste heat and pregnant solution of carbon dioxide capture system

Номер: CN115999323A
Автор: ZHU JUN, WANG RUNYU, MA XINQIANG, ZHANG WEI, RAN HAO, YANG HUI, ZHENG GUANJIE
Принадлежит:

The invention discloses a heat integration system and method for compressed waste heat and rich liquor of a carbon dioxide capture system, and the method comprises the steps that a regeneration unit is connected with a heat exchange unit, the rich liquor after heat exchange is heated by an external heat source to release high-concentration carbon dioxide, barren liquor after carbon dioxide desorption is obtained, and the barren liquor enters the heat exchange unit for heat exchange; after heat exchange, the gas enters the absorption unit; the compression unit is connected with the regeneration unit and comprises a multi-stage compressor unit, and the high-concentration carbon dioxide entering the compression unit is compressed step by step by the multi-stage compressor unit to obtain high-pressure and high-concentration carbon dioxide; wherein the split-flow rich liquid pumped out by the absorption unit and/or the heat exchange unit exchanges heat with corresponding outlet high-temperature ...

Подробнее
Номер записи: 69
16-05-2023 дата публикации

Power transformation equipment risk assessment method and device, electronic equipment and storage medium

Номер: CN116128281A
Автор: SUN YANG, LI YAN, SUN CHENGQUN, CHEN YU, HAO BAOXIN, FAN QING, WANG HU, TANG NING, ZHAO GAOFENG, YOU FENG, YAN WEIWEI, ZHANG ZIQIAN, TIAN DADONG, ZHANG WEI, CHU HUI, YAN BIN
Принадлежит:

The invention discloses a power transformation equipment risk assessment method and device, electronic equipment and a storage medium, and belongs to the technical field of electrics, and the method comprises the steps: obtaining a time dimension feature vector according to the service time of power transformation equipment; obtaining an environment dimension feature vector according to the environment climate of the power transformation equipment; performing scene simulation on the power transformation equipment in combination with the time dimension feature vector and the environment dimension feature vector; and calculating a risk index of the power transformation equipment under each scene simulation so as to realize risk assessment of the power transformation equipment. According to the method, the time dimension feature vector and the environment dimension feature vector are combined, the multi-dimensional factors influencing the risk of the power transformation equipment are considered ...

Подробнее
Номер записи: 70
01-08-2023 дата публикации

Ion source for online analysis of nasal expiration, expiration detection system and detection method

Номер: CN116525404A
Автор: LI XUE, TAO CHEN, WANG KANGYI, ZHANG KEDA, ZHANG WEI
Принадлежит:

The invention discloses an ion source for online analysis of nasal expiration, an expiration detection system and a detection method, and relates to the technical field of biomedicine. The ion source for online analysis of nasal expiration comprises a base and a nasal expiration collecting pipeline arranged on the base, the nasal expiration collecting pipeline is provided with a nasal expiration sampling port, a working solution connector and a reverse blowing connector, and the base is further provided with an ion source high-voltage electricity connector and an ion source sheath gas connector. The real-time online analysis ion source is novel and reasonable in structure, fills the technical blank of the current real-time online analysis ion source for nasal expiration, can realize the combination of real-time online collection and real-time online mass spectrum detection of a nasal expiration sample, avoids oral cavity gas interference, improves the quality of detection data of the expiration ...

Подробнее
Номер записи: 71
27-08-2021 дата публикации

Loudspeaker protection circuit and loudspeaker

Номер: CN214070139U
Автор: JIANG CHUNHUA, ZHANG WEI, HUANG XIAOZHE, LAI WENLI, LI DONGDONG, GOU JIANBO, LU WANHAI, LIU WEIPING, 蒋春华, 张玮, 黄小哲, 赖文利, 李冬冬, 苟建波, 卢万海, 刘卫平
Принадлежит: CHONGQING YOURUI TECH CO LTD, CHONGQING YOURUI TECHNOLOGY CO., LTD., 重庆优叡科技有限公司

The utility model provides a loudspeaker protection circuit and a loudspeaker, and the circuit comprises a detection circuit which is used for detecting the power-on or power-off of the loudspeaker, a resistor which is used for replacing the loudspeaker, and a control circuit which is used for controlling the on-off of a branch circuit where the resistor which is used for replacing the loudspeaker is located or a loudspeaker branch circuit at the moment of power-on or power-off of the loudspeaker. The output end of the detection circuit is connected with the control end of the control circuit. According to the circuit provided by the utility model, the resistor can replace the loudspeaker at the moment of turning on or turning off the power supply, thereby preventing impact current of turning on or turning off the power supply from flowing through the loudspeaker to cause a sound; and over-voltage protection of the loudspeaker is realized through voltage monitoring.

Подробнее
Номер записи: 72
23-06-2023 дата публикации

Ethylenediamine tetraacetic acid grafted cerium oxide composite abrasive particle as well as preparation method and application thereof

Номер: CN116285895A
Автор: LEI HONG, YUAN XIAOYUE, CHEN SHIDONG, ZHANG WEI, HU XIAOGANG, ZHANG PEIJIA, CHEN XIAOYU, ZHANG YESHENG, YANG RUIXING
Принадлежит:

The invention discloses ethylenediaminetetraacetic acid grafted cerium oxide composite abrasive particles and a preparation method and application thereof, and relates to the technical field of polishing abrasive production. Firstly, pure cerium oxide abrasive particles are subjected to amino modification treatment to prepare amino modified cerium oxide abrasive particles, and then the amino modified cerium oxide abrasive particles are subjected to ethylenediaminetetraacetic acid grafting treatment to prepare the ethylenediaminetetraacetic acid grafted cerium oxide composite abrasive particles. A polishing solution prepared from the composite abrasive particles is excellent in dispersity, hard agglomeration is remarkably reduced, and when the composite abrasive particles are applied to glass polishing, the polishing efficiency and the polishing quality can be remarkably improved.

Подробнее
Номер записи: 73
06-07-2016 дата публикации

Stud welding appurtenance

Номер: CN0205362966U
Автор: LIU ZHEN, ZHANG WEI, QIAN XIAOHONG
Принадлежит:

... 本实用新型公开了一种螺柱焊接辅助工具，旨在解决螺柱焊接过程中容易出现焊歪的现象，焊接定位不便，焊接效率低的不足。该实用新型包括定位柱，定位柱上端设有定位孔，定位孔从上往下依次为与不同型号螺柱适配的上定位部、中定为部、下定位部，定位孔上定位部、中定为部、下定位部的孔径依次减小构成两级台阶状结构，定位柱上端定位孔的上定位部位置均布设有若干个用于限位螺柱的限位机构。螺柱焊接辅助工具方便了螺柱焊接定位，使螺柱焊接过程中不易出现焊歪的现象，焊接效率高。 ...

Подробнее
Номер записи: 74
09-04-2021 дата публикации

Transformer oil conservator oil level detection rod based on ultrasonic waves

Номер: CN212931566U
Автор: ZHAO XUEXIN, ZHANG ZHAO, QIAO YU, LYU LIANGHUI, MA SHUNXU, XING TIANYAN, FAN SUOSUO, LI KAIYUN, TANG XU, LIU SHENGCHUN, QI BAOCAI, WANG PENG, WANG FEI, WANG JIANING, YUAN DONGLI, LIU DONGPING, SHANG GUOBIN, YIN XIANKANG, ZHANG WEI, GUO PEIHENG, 赵学鑫, 张昭, 乔羽, 吕良辉, 马顺绪, 省天艳, 樊锁锁, 李凯云, 唐胥, 刘生春, 祁宝才, 王鹏, 王菲, 王家宁, 袁东丽, 刘冬平, 尚国斌, 殷咸康, 张玮, 郭培恒
Принадлежит: STATE GRID CORP CHINA, STATE GRID QINGHAI ELECTRIC POWER CO, MAINTENANCE COMPANY STATE GRID QINGHAI ELECTRIC POWER COMPANY, STATE GRID CORPORATION OF CHINA, STATE GRID QINGHAI ELECTRIC POWER COMPANY, MAINTENANCE COMPANY, STATE GRID QINGHAI ELECTRIC POWER COMPANY, 国家电网有限公司, 国网青海省电力公司, 国网青海省电力公司检修公司

A transformer oil conservator oil level detection rod based on ultrasonic waves relates to the technical field of transformer maintenance auxiliary equipment, a detector is fixedly connected to a ball head, the ball head is connected with an insulating telescopic rod (3), a wireless communication module A is arranged in the lower portion of the insulating telescopic rod, the outer portion of the insulating telescopic rod is connected with a remote control button, and a grab handle is arranged at the lower end of the insulating telescopic rod; an ultrasonic sensor, a wireless communication module B and a buzzer are arranged on the detector, the wireless communication module B is in control connection with the ultrasonic sensor, and the ultrasonic sensor is connected with the buzzer through a circuit. The beneficial effects of the utility model are that the device is small in size, light and convenient to carry and use, and the buzzer device is adopted, so that fixed-point detection can be ...

Подробнее
Номер записи: 75
16-05-2023 дата публикации

Network resource optimization and adjustment method and system based on QoS (Quality of Service) and QoE (Quality of Experience)

Номер: CN116132361A
Автор: ZHOU YAN, ZHANG LEI, ZHANG WEI, SHI HUILING
Принадлежит:

The invention discloses a network resource optimization and adjustment method and system based on QoS and QoE, and relates to the technical field of networks. The method comprises the following steps: when a preset scene appears, obtaining QoS parameter values of a plurality of network paths according to a preset routing algorithm; according to the QoS parameter value of each network path, combining a trained preset mapping relation model to obtain a QoE index value of each network path; selecting a target QoE index value from all the QoE index values; information transmission is carried out through a network path corresponding to the target QoE index value, global QoS and QoE control optimization is realized, the user experience quality can be ensured, the utilization efficiency of network resources can be improved, and the traffic bandwidth cost in a data center can be saved, so that the cost can be saved for related data centers and services, and indirect economic benefits can be obtained ...

Подробнее
Номер записи: 76
02-05-2023 дата публикации

Porosity clustering calculation method and device based on nuclear magnetic resonance logging T2 spectrum

Номер: CN116044373A
Автор: LIN JINGQI, LI GUOLI, CHEN BIN, GAO YANWU, CAO ZHIFENG, GAN RENZHONG, CHEN JING, ZHANG NI, WU WEI, WANG XIANHU, ZHANG WEI, YANG FAN, SHAO GUANGHUI, YANG XINGXING, ZHOU JUFENG, AN PENG, WANG XIAODAN
Принадлежит:

The invention relates to the technical field of well logging, in particular to a porosity clustering calculation method and device based on nuclear magnetic resonance well logging T2 spectrum.The method comprises the steps that half peak trajectory data of a clay bound water spectrum peak is picked up, fitting processing is conducted through a Gaussian fitting method and characteristics of the Gaussian fitting method, and a clay bound water spectrum is obtained; performing curve integral treatment on the clay bound water spectrum to obtain clay bound water porosity; repeating the steps to obtain a movable fluid spectrum and a movable fluid porosity; and subtracting the clay bound water spectrum and the movable fluid spectrum from the original nuclear magnetic resonance logging T2 spectrum to obtain a capillary bound fluid spectrum, and performing curve integral processing on the capillary bound fluid spectrum to obtain the porosity of the capillary bound fluid. According to the method, ...

Подробнее
Номер записи: 77
23-06-2023 дата публикации

Visibility early warning model construction method and system, computer and readable storage medium

Номер: CN116306787A
Автор: YI XUETING, ZHANG WEI, YE ZIMING, LIU LING, DUAN YUXIN, HUANG ZHENYU, WANG RULIANG, WU NAN, WAN XINCHENG, MO ZHENGWEI
Принадлежит:

The invention provides a visibility early warning model construction method and system, a computer and a readable storage medium. The method comprises the following steps: acquiring a sample data set; inputting the sample data set into a preset LSTM neural network model, and determining a target activation function; performing nonlinear processing on a weight matrix output by a preset LSTM neural network model through a target activation function to output a plurality of training values, and performing reverse iteration propagation training on the plurality of training values through a preset loss function to output a theoretical visibility value; judging whether the difference between the theoretical visibility value and the actual visibility value is minimum or not and maintaining for preset time; if yes, training of a preset LSTM neural network model is completed, and the trained LSTM neural network model is set as a visibility early warning model. According to the method, the visibility ...

Подробнее
Номер записи: 78
04-08-2023 дата публикации

Automatic chip welding line

Номер: CN116544150A
Автор: DENG MINSUI, ZHANG WEI, PAN FENG
Принадлежит:

The invention relates to an automatic chip welding line which comprises a chip inserting device used for assembling a chip to a doubling end with a V-shaped structure, and the chip inserting device comprises a picking device, a clamping device, a doubling fixing plate and a driving device. The picking device is used for automatically picking chips, the clamping device is used for clamping the chips picked by the picking device, the doubling wire is pasted on the side face of the doubling wire fixing plate, and the driving device can drive the picking device to move to the clamping device and drive the clamping device to move to the end of the doubling wire. After the pickup device picks up the chip, the chip is conveyed to the clamping device, and the clamping device clamps the chip and conveys the chip to the end portion of the doubling wire so that the end portion of the doubling wire clamps the chip. According to the automatic chip welding line, the chips can be clamped at the ends of ...

Подробнее
Номер записи: 79
21-05-2015 дата публикации

HANGING APPARATUS FOR GARBAGE BAG

Номер: WO2015070617A1
Автор: ZHANG, Wei, WANG, Yangzhong, WU, Youxin
Принадлежит:

A hanging apparatus for a garbage bag comprises a groove body (1) and a hanging clamping bar (2). A clamping groove (3) is disposed in one side of the groove body (1). One end of the hanging clamping bar (2) is mounted in the clamping groove (3), and the other end of the hanging clamping bar (2) is provided with a clamping head (6). Because the groove body (1) is provided with a groove, a handle of the garbage bag can be hung on the position of the groove, the mounting is very convenient, the apparatus can be widely used in the hanging groove position of the garbage bag in a vehicle, and therefore, the garbage bag can be firmly and reliably hung at the hanging position. Because one end of the hanging clamping bar (2) is mounted in the clamping groove (3), one end of the hanging clamping bar (2) is fixed on a hanging body; and the other end of the hanging clamping bar (2) is clamped in a hanging position in the vehicle by means of the clamping head (6), and therefore, the whole hanging apparatus ...

Подробнее
Номер записи: 80
26-03-2020 дата публикации

UNDER-SCREEN OPTICAL DETECTION SYSTEM, ELECTRONIC DEVICE AND OBJECT APPROACH DETECTION METHOD

Номер: WO2020056939A1
Автор: ZHANG, Wei, LI, Shunzhan, SONG, Xiaofu
Принадлежит:

The present disclosure relates to the technical field of optical detection. Disclosed are an under-screen optical detection system, an electronic device and an object approach detection method. The under-screen optical detection system is arranged under a display screen so as to perform under-screen optical detection, and is characterized by comprising an optical sensor and a light source, wherein the light source is used for emitting excitation light to a target object above the display screen, the excitation light returns from a surface of the target object and then forms returned light, and the returned light penetrates through the display screen and is received by the optical sensor under the display screen so as to perform the under-screen optical detection; and the optical sensor is used for receiving the returned light from the target object above the display screen and performing the under-screen optical detection, and the under-screen optical detection comprises biological characteristic ...

Подробнее
Номер записи: 81
23-06-2023 дата публикации

Complaint classification method and system, computer equipment and storage medium

Номер: CN116308401A
Автор: CHENG CHEN, SONG CHUNTAO, CHENG XINZHOU, HAN YUHUI, ZHANG YI, XIAO TIAN, ZHANG WEI, WANG TIANYI, ZHOU SHIYU, LI BEI, HAO RUOJING, DI ZIXIANG, DONG RUNSHA
Принадлежит:

The invention discloses a complaint classification method, a complaint classification system and computer equipment, and relates to the technical field of data processing. The method comprises the following steps: acquiring semantic information of customer complaints; and obtaining at least one candidate complaint type corresponding to the semantic information and the occurrence frequency of each candidate complaint type in the semantic information. And calculating an importance index of each candidate complaint type in the semantic information according to the occurrence frequency of each candidate complaint type in the semantic information. And obtaining a specificity index of each candidate complaint type in the latest statistical period. And according to the importance index and the specificity index, determining the complaint type of the customer complaint in the at least one candidate complaint type. According to the method, the importance index and the specificity index of the complaint ...

Подробнее
Номер записи: 82
13-07-2016 дата публикации

Fast cold charge of diphase steel is put

Номер: CN0205382189U
Автор: REN DONGSHENG, ZHANG RONG, ZHANG WEI
Принадлежит:

... 本实用新型公开了种双相钢快冷装置，属于双相钢材料加工技术领域，目的是为解决现有技术中在需要保证快冷速度的前提下，双相钢快冷后温度不能精确控制的问题，装置包括主供水管道、分支供水管道、水梁框架组包括个以上的水梁框架，分支供水管道连接主供水管道，还包括安装在每个水梁框架上的多个水梁，每个水梁上固定安装个缝隙喷嘴或组高密度喷嘴，每个缝隙喷嘴或每组高密度喷嘴分别连接条分支供水管道。本实用新型的装置应用于双相钢生产中快冷后温度控制。 ...

Подробнее
Номер записи: 83
23-06-2023 дата публикации

Intelligent factory equipment fault diagnosis method based on TimeGAN model

Номер: CN116304809A
Автор: LI JUN, ZHANG WEI, MEI ZHEN, SHAO YUMENG, WEI KANG
Принадлежит:

The invention discloses an intelligent factory equipment fault diagnosis method based on a TimeGAN model, and the method comprises the steps: collecting an unbalanced time sequence fault data set of intelligent factory equipment, carrying out the preprocessing of the unbalanced time sequence fault data set as original data, and dividing the original data into a fault type with a large sample size and a fault type with a small sample size; pre-training a fault classifier for auxiliary generation by using all original data; processing the data corresponding to the fault category with small sample size to obtain a sample set, dividing the sample set into a training set and a test set, sending the training set into a TimeGAN model for training, and generating sample data sufficient to balance the original data; and mixing the sample data with the original data to obtain a balanced fault data set, sending the balanced fault data set to a CNN network for training, and then carrying out fault ...

Подробнее
Номер записи: 84
18-08-2023 дата публикации

Ultra-supercritical boiler high re-collecting box connecting pipe structure and welding technology of ultra-supercritical boiler high re-collecting box connecting pipe structure

Номер: CN116604140A
Автор: WANG XUE, ZHANG WEI, ZHONG ZHENGBIN, XIE XIAOYUAN, ZHU DONGDONG
Принадлежит:

The invention provides an ultra-supercritical boiler high recollecting box connecting pipe structure and a welding technology thereof, and belongs to the technical field of power station boilers. The welding technology comprises the following steps that S1, 9Cr-3W-3Co martensite heat-resistant steel is adopted as a connecting pipe material; s2, a dissimilar steel joint between the connecting pipe and the high-temperature reheater is filled with a nickel-based welding material ERNiCr-3 (82 welding wire) or ERNiCrCoMo-1 (617 welding wire); s3, a welding material matched with P92 steel or a welding material matched with 9Cr-3W-3Co martensitic heat-resistant steel is selected for the connecting pipe and the P92 header barrel; and S4, the connecting pipe and the P92 header barrel are connected in a groove angle joint mode. The service life of the obtained 9Cr-3W-3Co steel connecting pipe component is more than three times that of an existing T92 steel connecting pipe component.

Подробнее
Номер записи: 85
16-05-2023 дата публикации

Timing task arrangement method, scheduling method, server and equipment

Номер: CN116126506A
Автор: XIAO CHUNHUI, WANG YUAN, ZHANG WEI
Принадлежит:

The invention provides a timed task arranging method, a timed task scheduling method, a timed task server and timed task equipment, and relates to the technical field of computers, the timed task arranging method is applied to a task scheduling server, and the timed task arranging method comprises the following steps: aiming at a target service, acquiring a plurality of timed tasks related to the target service; determining a dependency relationship among the plurality of timed tasks according to the service logic of the target service; and arranging the plurality of timed tasks according to the dependency relationship among the plurality of timed tasks to obtain a scheduling framework of the target service. According to the method, the dependency relationship between the timed tasks is mined, the timed tasks are arranged according to the dependency relationship, and the scheduling framework is generated, so that the scheduling method for the timed tasks is optimized, and the execution ...

Подробнее
Номер записи: 86
27-06-2023 дата публикации

Sewage treatment device for slowing down MBR (Membrane Bioreactor) membrane pollution

Номер: CN116332333A
Автор: LI FENGDENG, SUN CHANGCHENG, ZHAO SHIXING, ZHANG WEI, CHEN LIWEI, SHI YALI
Принадлежит:

The invention provides a sewage treatment device capable of slowing down MBR membrane pollution, and relates to the technical field of MBRs, the sewage treatment device capable of slowing down MBR membrane pollution comprises a box body, a filter membrane is fixedly installed between the top end and the bottom end of the interior of the box body, the filter membrane encloses a barrel, and the barrel is provided with a water inlet and a water outlet; an ultrasonic generator is movably installed on the outer wall of the filtering membrane, a driving mechanism used for driving the ultrasonic generator to rotate with the filtering membrane as the axis is installed at the inner top of the box body, and an aeration piece stretching into the filtering membrane is installed at the top of the box body. And the precipitation of pollutants can be reduced, and the pollutant precipitation on the filtering membrane can be cleaned, so that the membrane pollution is effectively reduced.

Подробнее
Номер записи: 87
29-08-2023 дата публикации

Rice field soil conditioner as well as preparation method and application thereof

Номер: CN116656367A
Автор: FU ZHIQIANG, WANG HONGRUI, XIONG RUI, KANETANI YASUHIRO, OU XI, ZHANG WEI, LONG PAN, XU YING
Принадлежит:

The invention provides a rice field soil conditioner as well as a preparation method and application thereof. The soil conditioner comprises a carrier and a hexavalent iron compound loaded on the carrier, the carrier is biochar, and the hexavalent iron compound is distributed on the surface layer of the biochar; in the soil conditioner, the mass ratio of the hexavalent iron compound to the carrier is (1-20): 100. The soil conditioner disclosed by the invention can realize a synergistic effect of repairing cadmium pollution of soil and ensuring the yield of rice.

Подробнее
Номер записи: 88
25-04-2023 дата публикации

Three-dimensional range finder

Номер: CN116009007A
Автор: ZHANG WEI, WANG FAQIAN, YU MINGMING
Принадлежит:

The invention discloses a three-dimensional range finder, and belongs to the technical field of optical-mechanical-electrical integration. Comprising a bearing body, a distance measuring device and a control device, the distance measuring device comprises a distance measuring device, a horizontal rotating device, a vertical rotating device and a control element, and the X-axis distance measuring direction of the distance measuring device is located on the horizontal plane parallel to the bottom face of the bearing body; the horizontal rotating device is installed on the bearing body and used for switching the range finder to the Y-axis range finding direction, and the Y-axis range finding direction is perpendicular to the X-axis range finding direction. The vertical rotating device is installed on the bearing body and used for switching the distance measuring direction of the distance measuring device to the Z-axis distance measuring direction, the Z-axis distance measuring direction is ...

Подробнее
Номер записи: 89
23-05-2023 дата публикации

Wind turbine generator power curve adaptive optimization method based on sector distribution

Номер: CN116146420A
Автор: ZHANG WEI, ZHAO JUNJIE, CHEN JINGYI, MA XINYI, YANG LI, LI LUO, LI MEILING, ZHANG WENSONG, HAN MINGLIANG, WU XIANJIE, YANG LEI
Принадлежит:

The invention relates to the technical field of wind power generation, in particular to a wind turbine generator power curve self-adaptive optimization method based on sector distribution, which comprises the following steps of: analyzing based on wind speed and anemoscope data of an anemometer tower and wind turbine generator equipment to obtain weibull distribution characteristics of a certain wind turbine generator in different sectors at different moments; establishing an optimal power curve database suitable for a certain wind generating set under different weibull distribution characteristics; a genetic algorithm is adopted to obtain an optimal power curve corresponding to the weibull distribution characteristics of the wind generating set at a certain position of the corresponding space at a certain moment; a sector management and central control system is adopted to control the power output of all wind generating sets in a certain wind field. According to the method, the problem ...

Подробнее
Номер записи: 90
07-07-2023 дата публикации

Green Chinese onion management machine and application method thereof

Номер: CN116391490A
Автор: ZHANG JUFENG, ZHANG XIANGLING, QIU JICHAO, HAN FENGKAI, ZHANG WEI, ZHANG BIN
Принадлежит:

The invention relates to a green Chinese onion management machine and an application method thereof, and belongs to the field of agricultural machinery. The machine comprises a rectangular frame, a fuel engine, a crawler walking device, a main transmission shaft, a walking gear box, a pesticide spraying box, a pesticide spraying pump, a nozzle, a banking machine gearbox, a water tank, an electric valve, a water pipe, a banking mechanism, a driving seat, a traveling operating lever, an electric device and the like, and connection and application thereof. The main transmission shaft can distribute the power of the fuel engine to four aspects, so that driving and walking on ridges are achieved, soil on the ridges is turned to green Chinese onions from the centers of the ridges to the two sides, watering and pesticide spraying are conducted at the same time, integrated simultaneous tillage in the four aspects is implemented, traditional manual tillage is completely replaced, green Chinese onion ...

Подробнее
Номер записи: 91
28-07-2023 дата публикации

Rolling method of spring steel with high fatigue performance

Номер: CN116493424A
Автор: CHAO YUELIN, ZHANG WEI, XU SHIXIN, MU XIANGLIN, CHENG SIHUA, SUN QISONG, ZHANG HUIFENG, YI MIN, LIU YANGYANG, XIONG JIAZE, WANG XIANG, YANG JIEMING, GUO QING, ZHOU HANGHANG, LIU HOUQUAN
Принадлежит:

The invention relates to a rolling method for spring steel with high fatigue performance, belongs to the technical field of rolling of spring steel for railways, and aims to solve the technical problem that in the prior art, spring steel is prone to fatigue cracking. According to the technical scheme provided for solving the technical problems, a fastener fatigue test is designed on the basis of the mechanism that a contact surface can be damaged due to nanoscale relative displacement by adopting the technological process of heating of a heating furnace, phosphorus removal, rough rolling, intermediate rolling, controlled rolling and controlled cooling, finish rolling, controlled rolling and controlled cooling and controlled cooling; the influence of multiple stages and multiple factors of a steel rolling process on decarburization of medium-high carbon steel and a decarburization mechanism of the medium-high carbon steel are researched, and the fatigue performance of the fastener spring ...

Подробнее
Номер записи: 92
06-06-2023 дата публикации

Reservoir daily initial water level estimation method and device based on data mining technology

Номер: CN116226687A
Автор: ZHANG LU, ZHANG WEI, LI MENGJIE, YU YI, HUANG KANGDI, LIANG LILI, LIU ZHIWU
Принадлежит:

The invention provides a reservoir daily initial water level estimation method and device based on a data mining technology, and the method comprises the steps: carrying out the data verification of the historical operation data of a cascade hydropower station, and generating a data mining library; taking the water consumption rate in the data mining library as a dependent variable, taking other data in the data mining library as an independent variable, and generating a historical feature vector by using a correlation coefficient method; constructing an objective function based on the data mining library, and solving the objective function by using a genetic algorithm to generate a weight coefficient; obtaining a feature vector of a target day, traversing the data mining library, and calculating the similarity between the feature vector of the target day and a historical feature vector based on a weight coefficient; determining a daily initial water level estimated value based on the similarity ...

Подробнее
Номер записи: 93
08-08-2023 дата публикации

Fragrant health-care fabric and preparation method thereof

Номер: CN116555946A
Автор: KATSUHIKO, ZHANG WEI, LI XIAOMENG, FU HAIHONG, TANG JIAPENG
Принадлежит:

The invention belongs to the field of textiles and garments, and discloses an aromatic health-care fabric and a preparation method thereof. The method comprises the following steps: (1) premixing frankincense, chitosan, fine-pore water-resistant silica gel and a catalyst, adding an auxiliary solvent, and grinding to obtain frankincense-based powder; (2) washing the frankincense-based powder with an acid solution, washing with water, and spray-drying to obtain active powder; and (3) adding the active powder and polyurethane into dimethylformamide to prepare a core layer spinning solution, dissolving cellulose triacetate into 1, 4-dioxane to prepare a shell layer spinning solution, and performing coaxial electrospinning to finally obtain the aromatic health-care fabric. The prepared fragrant health-care fabric has the advantages of bacteriostasis, fragrance, water resistance and air permeability, and also has an auxiliary health-care function.

Подробнее
Номер записи: 94
04-08-2023 дата публикации

Assembled household garbage incineration plant and household garbage incineration method

Номер: CN116538504A
Автор: ZHANG YUNYUE, LU JIANGUO, ZHANG WEI
Принадлежит:

The invention discloses an assembly type household garbage incineration plant. The household garbage incineration plant is composed of the following systems. The system comprises (1) a garbage unloading platform, (2) a manual sorting and supervision platform, (3) a crushing and temporary storage bin system, (4) a drying system, (5) an optional disinfection and packaging system, (6) an incinerator system, (7) a waste heat utilization system, (8) a flue gas purification system, (9) a chemical water treatment system, (10) an air compressor system, (11) an electrical control system, (12) an automatic control system, (13) a biological filter system, (14) a sewage treatment station and (15) a steam conveying system. The invention further provides a household garbage incineration method which can be achieved through the household garbage incineration factory.

Подробнее
Номер записи: 95
07-07-2023 дата публикации

Chitosan multi-component antibacterial and antiviral composite material as well as preparation method and application thereof

Номер: CN116396540A
Автор: JU XINGWEI, ZHANG ZEHU, LIANG TIEZHONG, ZHANG WEI
Принадлежит:

The invention provides a chitosan multi-component antibacterial and antiviral composite material as well as a preparation method and application thereof, and the method comprises the following steps: mixing chitosan or a derivative of chitosan with an acetic acid aqueous solution, and stirring to completely dissolve the chitosan or the derivative of chitosan with the acetic acid aqueous solution to obtain a chitosan acetic acid solution; the preparation method comprises the following steps: sequentially adding one or a composition of two of nano titanium dioxide, quaternary ammonium salt or quaternary phosphonium salt into a chitosan acetic acid solution, adding distilled water, stirring and diluting, uniformly mixing, and adjusting the pH value to 6-8 to obtain a mixed solution; and drying and grinding the mixed solution, and calcining to obtain the chitosan multi-component antibacterial and antiviral composite material. The method is safe and reliable, the raw materials are wide in source ...

Подробнее
Номер записи: 96
28-04-2023 дата публикации

Resonance unit of circularly polarized antenna, preparation method of resonance unit and circularly polarized antenna

Номер: CN116031622A
Автор: ZHANG WEI, YANG YUANLONG, QU FENG, PANG JING
Принадлежит:

The invention discloses a resonance unit of a circularly polarized antenna, a preparation method of the resonance unit and the circularly polarized antenna, liquid crystal is packaged through a first substrate and a second substrate in the resonance unit, a grounding electrode, a planar electrode on the second substrate and a guided wave medium between the first substrate and the second substrate form a planar waveguide, and when the antenna works, a feed source is fed in from the planar waveguide, and is fed in from the planar waveguide; radiation energy generates feed of a resonance unit through a groove etched in the planar electrode, two centrosymmetric spiral line patterns generate circularly polarized radiation of self-generated current rotation, the planar electrode and the patch electrode form a resonance structure, a loaded electric field controls liquid crystal molecules in the liquid crystal layer to deflect, dielectric constants of liquid crystals are changed, and the liquid ...

Подробнее
Номер записи: 97
06-06-2023 дата публикации

Trash rack cleaning device for water conservancy project

Номер: CN116219983A
Автор: XU YANG, JIAO JIANXIONG, ZHANG WEI, ZHANG YUNBAO, BAI HUIJING, LI LIWEI, LANG CHAO, HE MENG, GUI TIANQI, QI RENYUAN, ZHANG XIAOBO, YANG YABIN, ZHOU XING, ZHAO LIJIA, XU BIN, NIU LILING, XU GUOFANG
Принадлежит:

The invention relates to the technical field of hydraulic engineering, in particular to a trash rack cleaning device for hydraulic engineering. A trash rack cleaning device for a water conservancy project comprises a fixing frame, a guide rod and a mounting frame, a material blocking frame is connected to the lower side, close to one side of a trash rack, in the mounting frame, a flow guide groove is formed in the lower side of the mounting frame, a cavity is formed in one side of the mounting frame, and a cleaning piece used for cleaning sundries intercepted by the trash rack is fixedly connected to the upper side in the mounting frame; the side, away from the trash rack, of the cleaning piece is fixedly connected with a guide frame, the mounting frame is rotationally connected with a first shaft rod penetrating through the cleaning piece, and the first shaft rod is fixedly connected with shifting plates distributed at equal intervals. The stirring plate rotates to stir sundries cleaned ...

Подробнее
Номер записи: 98
04-07-2023 дата публикации

Ecological restoration system and restoration method for side slope

Номер: CN116378070A
Автор: ZHANG WEI, YUAN XU, CHANG YIFEI, CONG YUXI
Принадлежит:

The slope ecological restoration system comprises a slope protection arranged on one side of a road surface, a water leakage groove is formed in the top of the slope protection, a water filter screen plate is arranged at the top of the water leakage groove and comprises a left side filter screen and a right side fixing plate, the left side filter screen is fixedly connected with the right side fixing plate, and the left side filter screen is fixedly connected with the right side fixing plate. The invention relates to the technical field of slope ecological restoration. According to the slope ecological restoration system and restoration method, large impurities carried by rainwater are filtered through the water filter screen plate and then stored in the water storage cylinder, when rainwater needs to be stored and utilized, the water stored in the water storage cylinder is stirred through the stirring driving assembly, fine dust is lifted, and then the rainwater is stored in the water ...

Подробнее
Номер записи: 99
04-04-2023 дата публикации

Coupling array sensor and method for synchronously identifying and detecting various trace substances

Номер: CN115901863A
Автор: XIA CAO, ZHANG WEI, XIANG JIAJIA, LING NA, CHEN JIAYANG, WANG ZHUQING
Принадлежит:

The invention belongs to the technical field of mass sensing, and particularly relates to a coupling array sensor and a method for synchronously identifying and detecting various trace substances. Wherein the micro driver is fixed at the bottom of the base, a plurality of low-frequency resonance units are arranged at the top of the base, a high-frequency resonance unit is arranged on the base at the right ends of the low-frequency resonance units, specific adsorption films are deposited at the right end of each low-frequency resonance unit and at the front end and the rear end of each high-frequency resonance unit, and the micro transducer is fixed on the high-frequency resonance unit. One part of the coupling unit is fixed on the low-frequency resonance unit, and the other part of the coupling unit is fixed on the high-frequency resonance unit; the mass information of various to-be-detected substances is gathered on an amplitude-frequency characteristic curve of a single high-frequency ...

Подробнее
Номер записи: 100