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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

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

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 66. Отображено 66.
05-01-2012 дата публикации

SEMICONDUCTOR STRUCTURE HAVING HIGH GERMANIUM STRAIN LAYER FORMED ON INSULATING SUBSTRATE AND MANUFACTURING METHOD THEREOF

Номер: WO2012000284A1
Автор: WANG, Jing, XU, Jun, GUO, Lei
Принадлежит:

A semiconductor structure which has a high germanium strain layer formed on an insulating substrate layer and a manufacturing method thereof are provided. The semiconductor structure has a substrate layer (110), an insulation layer (120) formed on the substrate layer (110), a strain film layer (130) formed on the insulation layer (120), a high germanium strain layer (140) formed on the strain film layer(130), and a gate stack layer (160) formed on the high germanium strain layer (140). Interface between the insulation layer (120) and the high germanium strain layer (140) can be effectively improved by providing the strain film layer (130) between the insulation layer (120) and the high germanium strain layer (140).

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22-12-2011 дата публикации

ROUTE DECISION METHOD, CONTENT DELIVERY APPARATUS AND CONTENT DELIVERY NETWORK INTERCONNECTION SYSTEM

Номер: WO2011157173A2
Принадлежит:

Embodiments of the present invention relate to a route decision method, content delivery apparatus and Content Delivery Network (CDN) interconnection system. The route decision method includes: receiving a notification message sent from a downstream CDN and determining the total quantity of current services according to the notification message; performing a route decision for a user request to be forwarded according to the total quantity of the current services and a total quantity threshold of the services; and the total quantity threshold of the services is the upper limit of the services provided by the downstream CDN for an upstream CDN, wherein the upper limit is set by the downstream CDN. The embodiments of the present invention improve the accuracy of selecting a downstream CDN by an upstream CDN for the user request to be forwarded, thus improving the efficiency of the route decision.

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22-08-2023 дата публикации

Wheel-rail force measuring device and measuring method

Номер: CN116620358A
Принадлежит:

The invention relates to a wheel-rail force measuring device and a wheel-rail force measuring method, and relates to the technical field of railway engineering. The wheel-rail force measuring device comprises a sensing assembly, a calibration assembly and a control assembly. The sensing assembly is arranged on the wheel rail and is provided with a transverse sensing unit and a vertical sensing unit; the calibration assembly comprises a transverse calibration unit and a vertical calibration unit, the transverse calibration unit is used for enabling the transverse sensing unit to generate a first sensing electric signal, and the vertical calibration unit is used for enabling the vertical sensing unit to generate a second sensing electric signal; the control assembly is electrically connected with the transverse sensing unit and the vertical sensing unit. In the calibration state, the control assembly receives the first sensing electric signal and the second sensing electric signal and monitors ...

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21-07-2023 дата публикации

Particle size selection method, application method and device of pre-crosslinked gel particles

Номер: CN116465800A
Принадлежит:

The invention provides a particle size selection method, an application method and a device of pre-crosslinked gel particles. The method comprises the following steps: constructing aperture probability distribution equations of a high-permeability layer core and a low-permeability layer core; constructing a particle size probability distribution equation of the pre-crosslinked gel particles; constructing reconstructed particle size probability distribution equations corresponding to different particle size distribution intervals according to the particle size probability distribution equation; according to the high-permeability layer core, the low-permeability layer core and the reconstructed particle size probability distribution equation under the different particle size distribution intervals, high-permeability layer and low-permeability layer plugging probabilities corresponding to the different particle size distribution intervals are obtained; and according to the high-permeability ...

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20-10-2011 дата публикации

SEMICONDUCTOR STRUCTURE FOR PREVENTING LEAKAGE

Номер: WO2011127727A1
Автор: WANG, Jing, XU, Jun, GUO, Lei
Принадлежит:

A semiconductor structure for preventing leakage is provided. The structure comprises a substrate (100); a transition layer (200) or an insulation layer (200) formed on the substrate; a first strained semiconductor layer (400) with wide band gap, a strained semiconductor layer (500) with narrow band gap, and a second strained semiconductor layer (700) with wide band gap formed on the transition layer or the insulation layer in sequence; a gate stack (300) formed on the second strained semiconductor layer with wide band gap; and a source (600) and a drain (600) formed in the first strained semiconductor layer with wide band gap, the strained semiconductor layer with narrow band gap, and the second strained semiconductor layer with wide band gap. The semiconductor structure can suppress the generation of BTBT leakage, generate hole traps in the strained semiconductor layer (e.g. a strained Ge layer or a strained SiGe layer) with narrow band gap, improve the carrier mobility, and improve the ...

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07-07-2023 дата публикации

Hydraulic self-control flap gate capable of automatically discharging flood and controlling water level

Номер: CN116397601A
Принадлежит:

The invention relates to the technical field of flood control and disaster reduction, and discloses an automatic flood discharge and water level controllable hydraulic self-control flap gate which comprises a gate, a gate side plate, a gate bottom plate, a pawl assembly, a ratchet wheel, a manual control assembly and a manual control switch. The flap gate is unattended, and when the water level in front of the gate is flush with the upper edge of the gate, the gate is in an overturning critical state; when the water level in front of the gate is higher than the upper edge of the gate, hydraulic torque is larger than self-weight torque of the gate, the gate automatically turns over and is opened under the action of water pressure, and the gate begins to discharge water through overflowing; after water drainage reaches a certain time, the water level in front of the gate drops to be lower than the upper edge of the gate, the hydraulic torque is smaller than the self-weight torque of the gate ...

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18-04-2023 дата публикации

Packaging structure for increasing capacity of flash memory particle under limited interface, flash memory particle and SSD (Solid State Disk) memory

Номер: CN115985370A
Автор: WANG JING
Принадлежит:

The invention discloses a packaging structure for increasing the capacity of a flash memory particle under a limited interface, the flash memory particle and an SSD (Solid State Disk) memory. The packaging substrate comprises a substrate body, a plurality of groups of flash memory particle interfaces arranged on the substrate body and a group of data interfaces arranged on the substrate body, and at least more than two flash memory particle interfaces exist in the plurality of groups of flash memory particle interfaces. The data pins of the multiple groups of flash memory particle interfaces are connected with the data pins of the group of data interfaces through wires, each data interface comprises more than two chip selection CE pins, and one chip selection CE pin of the same group of flash memory particle interfaces is connected with the same chip selection CE pin in the data interface. And the access of more flash memory particles can be realized without adding a data interface.

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02-05-2023 дата публикации

Face recognition and reconstruction method and system based on robust sparse smoothing principal component analysis

Номер: CN116052243A
Автор: WANG JING, XIE XIAO, ZHANG LI
Принадлежит:

The invention belongs to the technical field of face recognition and reconstruction, and discloses a face recognition and reconstruction method and system based on Robust Sparse Smooth PCA (Robust Sparse Smooth Principal Component Analysis) and RSSPCA (Robust Sparse Smooth Principal Component Analysis), and the face recognition and reconstruction effect is improved by introducing a smooth penalty term representing a two-dimensional space structure of an image. The comparison experiment with other four algorithms (PCA, PCA-L1, RSPCA and RSMPCA) shows that the classification performance is not influenced by the introduction of robustness, and the classification performance can be improved by the introduction of sparsity and smoothness; the introduction of sparsity has no influence on reconstruction errors, and the introduction of robustness and smoothness can reduce the reconstruction errors. According to the RSSPCA algorithm disclosed by the invention, robustness, sparsity and smoothness ...

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20-06-2013 дата публикации

ROUTING METHOD, DEVICE, AND SYSTEM IN CONTENT DELIVERY NETWORK (CDN)

Номер: WO2013086707A1
Автор: LI, Jincheng, WANG, Jing
Принадлежит:

The present invention provides a routing method, device, and system in a content delivery network (CDN). The method comprises: binding a file path identifier to a server; when receiving a file request, extracting a file path identifier carried in the file request, and according to a binding relationship between a file path identifier and a server, determining a server for providing a service. Therefore, requests for the same file are routed to the same server for providing the service, thereby preventing the requests for the same file from being routed to different servers and caching the file content repeatedly. Meanwhile, requests for the same file are routed to the same server for providing the service, thereby improving the hit rate of the user request, increasing the system response speed, and improving the user experience.

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23-06-2023 дата публикации

Safety type lifting maintenance platform with anti-falling effect for power maintenance operation

Номер: CN116281781A
Принадлежит:

The invention relates to a safety type lifting overhaul platform with an anti-falling effect for power maintenance operation, which comprises a mobile vehicle body, a lifting mechanism, a loading platform and a falling brake mechanism, when the device is used, the position of the mobile vehicle body is changed through universal wheels, and the mobile vehicle body is supported and fixed through supporting legs; a worker enters a loading platform through a door plate and connects a safety belt hook with a falling protector, in the operation process, when a pulling rope is suddenly broken, the pulling force of the pulling rope on a hanging ring disappears, a pulling spring contracts to drive a hanging rod to move downwards, then a gear drives a movable tooth block to move upwards, and the movable tooth block pushes an inclined block B to move leftwards through an inclined block A; the brake pad is tightly attached to the clamping strip, then the falling speed of the loading table is reduced ...

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23-06-2023 дата публикации

Double-sided photoetching machine

Номер: CN116300326A
Принадлежит:

The invention relates to the field of photoetching machines, and discloses a double-sided photoetching machine, which comprises an exposure unit, and the exposure unit comprises a basic exposure light path, a light path selection structure, a front exposure light path, a back exposure light path and a wafer bearing stage, light beams generated by the basic exposure light path can selectively enter the front surface exposure light path and/or the back surface exposure light path when passing through the light path selection structure so as to expose the front surface and/or the back surface of a wafer on the wafer bearing platform, and the light path selection structure comprises a light path selection base and a driving part for driving the light path selection base to rotate; a front light path area, a back light path area and a double-sided light path area are sequentially arranged on the light path selection base along a rotating path, a straight through hole is formed in the front light ...

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14-07-2023 дата публикации

Method for determining carnosine content in animal tissue

Номер: CN116429925A
Принадлежит:

The invention relates to the technical field of content determination, in particular to a method for determining carnosine content in animal tissue. According to the method, a mixed solution of methanol and trichloroacetic acid is used as an extraction solution in a sample pretreatment process, an isotope internal standard method is used for quantification, and an ultra-high performance liquid chromatography-quadrupole tandem mass spectrometry method is used for establishing the method for detecting the carnosine content in the animal tissue. The method has the advantages of simple pretreatment conditions, high sensitivity and accurate quantification, and provides a new reference technical means for accurate determination of the carnosine content in animal tissues.

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07-04-2023 дата публикации

Flash memory particle packaging substrate, flash memory particle and SSD (Solid State Disk) memory

Номер: CN115939088A
Автор: WANG JING
Принадлежит:

The invention discloses a flash memory particle packaging substrate, a flash memory particle and an SSD (Solid State Disk) memory. Wherein the packaging substrate comprises a substrate body, a plurality of groups of packaging interfaces arranged on the substrate body and a group of bonding pad interfaces arranged on the substrate body, and at least two groups of packaging interfaces of different types of flash memory chips exist in the plurality of groups of packaging interfaces. The data pins of the plurality of groups of packaging interfaces are connected with the data pins of the group of bonding pad interfaces through wires, each bonding pad interface comprises more than two chip selection pins, and one chip selection pin of one group of packaging interfaces is connected with one chip selection pin in the bonding pad interfaces. By using the packaging substrate, substrate design sample verification is reduced, the design research and development period is shortened, and the design research ...

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24-04-2014 дата публикации

SEMICONDUCTOR STRUCTURE HAVING BERYLLIUM OXIDE

Номер: WO2014059733A1
Принадлежит:

Provided in the present invention is a semiconductor structure having beryllium oxide, comprising: a semiconductor substrate (100), and, formed on the semiconductor substrate (100) and alternately staggered, multiple insulating oxide layers (201, 202, …20x) and multiple monocrystalline semiconductor layers (301, 302, …30x), where the material of the insulating oxide layer (201) in contact with the semiconductor substrate (100) is either one or a combination of many among beryllium oxide, silicon dioxide, and silicon oxynitride, and the material of the remaining insulating oxide layers (202, …20x) is monocrystalline beryllium oxide.

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10-05-2013 дата публикации

TUNNELING FIELD EFFECT TRANSISTOR STRUCTURE AND FORMING METHOD THEREOF

Номер: WO2013063975A1
Принадлежит:

Provided are a tunneling field effect transistor structure and a forming method thereof. The tunneling field effect transistor structure includes: a substrate (1100); a plurality of bulge structures (1200) formed on the substrate (1100), wherein there is a certain gap between each two bulge structures (1200), and the plurality of bulge structures (1200) include a plurality of groups, each group includes at least two bulge structures (1200); a plurality of suspending layers (1300) formed on the bulge structures (1200) and corresponding to each group of bulge structures (1200) one by one respectively, wherein the suspending layer (1300) region corresponding to the top of the intermediate bulge structure (1200) in each group of bulge structures (1200) is formed as a channel area (1302), and the suspending layer (1300) region on either side of the channel area (1302) is formed as a source area (1304) and a drain area (1306) with opposite conductive types respectively; and a gate stack (1400 ...

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28-11-2013 дата публикации

DYNAMIC RANDOM ACCESS MEMORY CELL AND FABRICATION METHOD THEREFOR

Номер: WO2013174094A1
Принадлежит:

Provided are a dynamic random access memory cell and a fabrication method therefor. The dynamic random access memory cell comprises: a substrate (1); an insulating buried layer (2) formed on the substrate (1); a bulk region (3) formed on the insulating buried layer (2) and used as a charge storage region; two isolation regions (4) formed on the bulk region (3), a semiconductor contact region (21) formed between the isolation regions (4) and used as a charge channel; a source electrode (5), a drain electrode (6) and a channel region (7), which are formed on the isolation regions (4) and the semiconductor contact region (21), respectively, and constitute a transistor operation region, the transistor operation region and the charge storage region being partially separated in space via the isolation regions (4), and interconnected via the charge channel; a gate dielectric layer (8) formed on the transistor operation region and a gate electrode (9) formed on the gate dielectric layer (8); and ...

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26-05-2023 дата публикации

Key control circuit, household appliance and control method of key control circuit

Номер: CN116165945A
Принадлежит:

The invention discloses a key control circuit, a household appliance and a control method of the key control circuit, the key control circuit comprises a key circuit, the key circuit comprises X switches, and X is greater than or equal to 1; the decoding circuit comprises a signal input port and X output ports, and each output port is connected with the first end of each switch in a one-to-one correspondence manner; the controller comprises a signal output port and a detection port, the detection port is connected with the second end of each switch, and the controller is configured to obtain a preset address code corresponding to each switch and a level signal at the detection port; controlling the output signal state of the decoding circuit according to the preset address code; and determining the closing condition of each switch according to the output signal state and the level signal. According to the key control circuit, the switch closing condition is identified through different ...

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22-12-2011 дата публикации

ROUTE DECISION METHOD, CONTENT DELIVERY APPARATUS AND CONTENT DELIVERY NETWORK INTERCONNECTION SYSTEM

Номер: WO2011157173A3
Принадлежит:

Embodiments of the present invention relate to a route decision method, content delivery apparatus and Content Delivery Network (CDN) interconnection system. The route decision method includes: receiving a notification message sent from a downstream CDN and determining the total quantity of current services according to the notification message; performing a route decision for a user request to be forwarded according to the total quantity of the current services and a total quantity threshold of the services; and the total quantity threshold of the services is the upper limit of the services provided by the downstream CDN for an upstream CDN, wherein the upper limit is set by the downstream CDN. The embodiments of the present invention improve the accuracy of selecting a downstream CDN by an upstream CDN for the user request to be forwarded, thus improving the efficiency of the route decision.

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24-04-2014 дата публикации

SEMICONDUCTOR STRUCTURE HAVING A RARE-EARTH OXIDE

Номер: WO2014059732A1
Принадлежит:

Provided in the present invention is a semiconductor structure having a rare-earth oxide, comprising: a semiconductor substrate (100), and, formed on the semiconductor substrate (100) and alternately staggered, multiple insulating oxide layers (201, 202, …20x) and multiple monocrystalline semiconductor layers (301, 302, …30x), where the material of the insulating oxide layer (201) in contact with the semiconductor substrate (100) is either one or a combination of many among the rare-earth oxide, silicon dioxide, and silicon oxynitride, and the material of the remaining insulating oxide layers (202, …20x) is a monocrystalline rare-earth oxide.

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28-07-2023 дата публикации

Data processing method and device for CO2 injection acid rock reaction

Номер: CN116502556A
Принадлежит:

The invention provides a data processing method and device for a CO2 injection acid rock reaction. Based on the method, geological parameters of a target area can be firstly obtained; according to the geological parameters of the target area, constructing a target acid rock reaction multi-physical field model coupled with a seepage field, a stress field, a temperature field and a solute transport field and a target chemical field model for the target area; determining initial state data and initial boundary conditions of the target acid rock reaction multi-physics field model; and according to the initial state data and the initial boundary conditions, performing sequential non-iterative processing by alternately utilizing the target acid rock reaction multi-physical field model and the target chemical field model to obtain a target acid rock reaction simulation result about the target area. Therefore, long-time-period acid rock reaction simulation under complex conditions can be accurately ...

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31-10-2013 дата публикации

METHOD FOR PREPARING POLYCRYSTALLINE FILM, POLYCRYSTALLINE FILM, AND THIN-FILM TRANSISTOR MADE OF SAME

Номер: WO2013159468A1
Принадлежит:

The present invention provides a method for preparing a polycrystalline film, a polycrystalline film, and a thin-film transistor made of same. The method for preparing the polycrystalline film comprises the following steps: providing a substrate; forming a thermal conductor layer on the substrate; etching the thermal conductor layer until the substrate is exposed, and forming a thermal conductor pattern; forming a seed layer on the thermal conductor layer and the substrate; etching the seed layer, and forming seed crystal on a sidewall of the thermal conductor layer; forming an amorphous thin-film layer on the substrate, the thermal conductor layer, and the seed crystal; etching the amorphous thin-film layer; and recrystallizing the amorphous thin-film layer, and forming a polycrystalline film layer.

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22-08-2013 дата публикации

TUNNEL FIELD-EFFECT TRANSISTOR AND MANUFACTURING METHOD THEREFOR

Номер: WO2013120344A1
Принадлежит:

Provided are a tunnel field-effect transistor and a manufacturing method therefor. The tunnel field-effect transistor comprises: a semiconductor substrate (1); a channel region (2), where the channel region (2) is formed in the semiconductor substrate (1), and where the channel region (2) has formed therein one or multiple divider structures (3); a first buried layer (60) and a second buried layer (62), where the first buried layer (60) and the second buried layer (62) are formed in the semiconductor substrate (1) and are arranged respectively at two sides of the channel region (2), where the first buried layer (60) is of a first non-heavily doped type, and where the second buried layer (62) is of a second non-heavily doped type; a source region (7) and a drain region (8), where the source region (7) and the drain region (8) are formed in the semiconductor substrate (1) and are arranged respectively on the first buried layer (60) and on the second buried layer (62), where the source region ...

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23-06-2023 дата публикации

Power cable traction and unfolding operation vehicle

Номер: CN116281442A
Принадлежит:

The invention provides a power cable traction and unfolding operation vehicle, which comprises a crawler operation vehicle and a traction mechanism, the top of the crawler operation vehicle is fixedly connected with an operation bedplate, the traction mechanism comprises an erected roller, one end of the erected roller is fixedly connected with a first baffle plate, and the other end of the erected roller is movably sleeved with a second baffle plate; a fixed vertical plate is movably connected to one side of the first baffle disc, a motor base plate is fixedly connected to one side of the middle of the fixed vertical plate, and a traction motor is connected to the top of the motor base plate in an assembled mode; the technical key points are as follows: a traction motor is utilized to drive a first baffle disc to drive an erection roller to rotate, so that the power cable can be wound outside the erection roller to complete collection work, and when the crawler operation vehicle walks ...

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18-07-2013 дата публикации

TUNNELING FIELD-EFFECT TRANSISTOR AND MANUFACTURING METHOD THEREOF

Номер: WO2013104193A1
Принадлежит:

Provided are a tunneling field-effect transistor and manufacturing method thereof, the field-effect transistor comprising: a semiconductor substrate and a drain electrode layer (1) formed therein, the drain electrode layer (1) being a first type heavily doped layer; an epitaxial layer (2) formed on the drain electrode layer (1) and provided with an isolation area (3) therein; a buried layer (6) formed in the epitaxial layer (2) and being a second type lightly doped layer; a source electrode (8) formed in the buried layer (6) and exposed on the upper surface of the epitaxial layer (2), the source electrode (8) being the second type heavily doped layer; a gate dielectric layer (4) and a gate electrode (5), the gate dielectric layer (4) being formed on the epitaxial layer (2), and the gate electrode (5) being formed on the gate dielectric layer (4); and a source metal contacting layer (9) and a drain metal contacting layer (11), the source metal contacting layer (9) being formed on the source ...

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28-06-2012 дата публикации

ROUTING METHOD BASED ON CONTENT DELIVERY NETWORK AND DEVICE AND SYSTEM THEREOF

Номер: WO2012083800A1
Автор: WANG, Jing
Принадлежит:

Disclosed are a routing method based on a content delivery network and a device and system thereof, which relate to the field of content delivery networks. The method comprises: a routing server receiving a DNS request message sent by a DNS server; according to an IP address of the DNS server, determining, from a pre-established dynamic routing table, an edge server group with a shortest delay to the DNS server, the dynamic routing table being used to record a delay from each edge server group to each DNS server; selecting any edge server from the determined edge server group, and sending an IP address of the selected edge server to the DNS server through a DNS response message, so that the DNS server sends the IP address of the selected edge server to a user terminal. Through the embodiments of the present invention, an edge server group with a shortest delay to a user can be selected rapidly and accurately to provide a service for the user, thereby improving the quality of the CDN service ...

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10-11-2011 дата публикации

METHOD, APPARATUS AND SYSTEM FOR REALIZING HYPERTEXT TRANSFER PROTOCOL REDIRECTION IN CONTENT DELIVERY NETWORK

Номер: WO2011137809A1
Автор: WANG, Jing, CHEN, Hanbing
Принадлежит:

The embodiments of the invention provide a method, an apparatus and a system for requesting HyperText Transfer Protocol (HTTP) redirection in a Content Delivery Network (CDN). The method includes: a terminal device transmits an HTTP redirection request to a routing server, wherein the request is transmitted in the manner of User Datagram Protocol (UDP) (101); the terminal device receives a response returned from the routing server, wherein the response includes an address of a redirection destination server and an indication of the manner for initiating an HTTP request to the destination server (102); the terminal device initiates the HTTP request to the destination server according to the manner indicated in the response (103). The realization of the technical solutions of the invention improves the speed of redirection from a technological perspective, and from a perspective of a user, reduces the time that the CDN responds to a user request, and shortens the delay from clicking the request ...

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07-04-2023 дата публикации

Low earth orbit satellite system frequency reuse planning method based on genetic algorithm

Номер: CN115941023A
Принадлежит:

The invention belongs to the technical field of satellite communication, and discloses a low earth orbit satellite system frequency reuse planning method based on a genetic algorithm, which comprises the following steps: carrying out wave position division of a coverage area; setting a frequency allocation scheme of an inner-layer wave position; and performing genetic algorithm iteration on outer-layer wave position frequency allocation, including setting optimization parameters, initializing a population, performing crossover-mutation operation, performing selection operation and updating global optimum. According to the low earth orbit satellite system frequency reuse planning method based on the genetic algorithm provided by the invention, an optimal frequency reuse scheme can be iteratively calculated under a given coverage area wave position division scheme, and the minimum distance between same-frequency wave positions is increased as much as possible, so that same-frequency interference ...

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24-11-2011 дата публикации

MOS STRUCTURE HAVING IN SITU DOPED SOURCE AND DRAIN AND MANUFACTURING METHOD THREROF

Номер: WO2011143942A1
Автор: WANG, Jing, GUO, Lei, XU, Jun
Принадлежит:

A manufacturing method of an MOS structure having in situ doped source and drain is provided. The method includes the steps that: a substrate (100) is provided; a high Ge component layer (200) is formed on the substrate (100); a gate stack (300) and one or several side walls, which are located on the both side of the gate stack (300) are formed on the high Ge component layer (200); the high Ge component layer (200) is etched to form the source area and drain area; a source and a drain (400) are separately formed in the source area and drain area by low temperature selectivity extension; the source and the drain (400) are heavy doped by inlet the dope gas during extension; the doped element is in situ active. An active heavy doped source and drain area is formed in Ge layer or SiGe layer having high Ge component.

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19-01-2012 дата публикации

Si-Ge-Si SEMICONDUCTOR STRUCTURE WITH TWO GRADED JUNCTIONS AND FABRICATION METHOD THEREOF

Номер: WO2012006859A1
Автор: WANG, Jing, XU, Jun, GUO, Lei
Принадлежит:

A Si-Ge-Si semiconductor structure with two graded junctions is provided, which comprises: a substrate; a transition layer or an insulation layer formed on the substrate; a strain SiGe layer formed on the transition layer or the insulation layer. Wherein, the Ge concentration at the center of the strain SiGe layer is the highest, and the Ge concentration at the upper surface and lower surface of the SiGe layer is the lowest, and the Ge concentration shows a gradient distribution from the center to the upper surface and lower surface. The semiconductor structure uses the graded junction to replace the abrupt junction, thus a triangle potential well for hole is formed, and a majority of hole carrier is distributed in high Ge concentration part of the strain SiGe layer, and device performance is further improved.si-ge-si semiconductor structure with two graded junctions and fabrication method thereofsi-ge-si semiconductor structure with two graded junctions and fabrication method thereof ...

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16-05-2023 дата публикации

Environment-friendly sewage treatment device

Номер: CN116116073A
Принадлежит:

The invention discloses an environment-friendly sewage treatment device which comprises a treatment box and further comprises a supporting table, the treatment box is arranged on the supporting table, a plurality of sets of supporting legs are arranged at the bottom of the supporting table, a feeding port is formed in one side of the treatment box, a filtering unit is arranged in a feeding pipe, and a discharging port is formed in the other side of the treatment box. The filter unit comprises a filter frame arranged in the feed pipe, and a barrier net is embedded in the filter frame; a locking assembly used for adjusting the filtering frame is arranged on the feeding pipe, and the locking assembly locks the filtering unit in the feeding pipe so that the blocking net can conduct filtering operation. The locking assembly locks the filtering unit in the feeding pipe so that the blocking net can conduct filtering operation, impurities can be blocked through the blocking net after entering the ...

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04-08-2016 дата публикации

BIOMASS PRETREATMENT SYSTEM SUITABLE FOR ENTRAINED-FLOW BED GASIFICATION

Номер: WO2016119668A1
Принадлежит:

Disclosed is a biomass pretreatment system suitable for entrained-flow bed gasification, comprising a coarse crusher, a dryer and a baking reactor, wherein the discharge port of the coarse crusher is connected to the charge port of the dryer, and the discharge port of the dryer is connected to the charge port of the baking reactor; the baking reactor comprises a reactor body, a rotary shaft, a driving component, at least one tower plate, a scraping plate and a baking medium input tube; the input end of the baking medium input tube respectively penetrates through and extends out of the reactor body; a bubbling hole is respectively provided on the disk surface of each tower plate; a tray with a fan-shaped notch is respectively provided between each tower plate and the corresponding baking medium input tube; the size and arranged position of the notch on the tray are matched with those of the notch on the corresponding tower plate; at least one wind cap in communication with the output end ...

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22-08-2023 дата публикации

Anti-theft device for main cable matched with construction lifting equipment

Номер: CN116620990A
Принадлежит:

The invention discloses an anti-theft device for a main cable matched with construction lifting equipment, the anti-theft device comprises a cable drum and a protective pipe, the cable drum comprises a drum body and a guide frame, the drum body is of a barrel structure with an opening in the top, and the guide frame is of a cone frustum structure with a narrow upper part and a wide lower part; the guide frame is fixed at an opening in the top of the cylinder body, the protective tube is arranged to be of a hollow tube body structure allowing a main cable to freely penetrate through from the inside, a guide opening is formed in the top of the guide frame, and the protective tube penetrates through the guide opening and extends into the cylinder body. By adopting the anti-theft device, the main cable matched with the construction lifting equipment can be effectively prevented from being stolen, unnecessary loss to a construction party can be avoided, normal operation of the construction lifting ...

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16-06-2011 дата публикации

METHOD OF FORMING HIGH-GERMANIUM COMPONENT CHANNEL MATERIAL LAYER

Номер: WO2011069370A1
Автор: WANG, Jing, XU, Jun, GUO, Lei
Принадлежит:

Provided is a method of forming high-germanium component channel material layer, the method includes: providing a substrate(110); forming a dielectric layer(120) on the substrate(110); patterning and etching the dielectric layer(120) to form one or more epitaxial hole for growing the high-germanium component channel material layer(130) in the dielectric; forming the high-germanium component channel material layer(130) in the epitaxial hole by low-temperature reduced pressure CVD(RPCVD). The resulted high-germanium component channel material layer has such characteristics :low surface roughness, thin epitaxial thickness, low density of dislocation defect.

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08-09-2017 дата публикации

Conveyor belt-type seed corona field treatment device

Номер: CN0107135708A
Принадлежит:

... 本发明涉及种输送带式种子电晕场处理装置,包括机架、进料机构、电晕场处理机构、传送带输送机构和种子收集机构;电极片与外接电源的正极相连,金属输送带与外接电源负极相连,接通电源,电极片与金属输送带之间形成电晕场,种子随输送带运动过程中完成电场处理过程;电极片之间的间距可调;本发明设有金属输送带,金属输送带与电极片之间形成电晕场,且电极片与金属输送带之间的间距可调,电极片可张紧,种子在输送过程中即可完成不同要求的电场处理,可保证连续、高效、方便地处理种子。 ...

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15-06-2016 дата публикации

Light control panel with remove function of deploying troops on garrison duty

Номер: CN0205320354U
Автор: WANG JING
Принадлежит:

... 带有撤布防功能的灯光控制面板,涉及一种应用于家庭智能化领域的触摸屏电子开关系统,解决现有装有安全防盗报警系统的住宅中,对于撤、布防操作采用遥控器或操作键盘实现,存在受距离限制或位置固定,导致使用过程不便且使用率低等问题,包括与CPU信息处理模块连接的电源模块、触摸屏键盘、蜂鸣器和继电器模块,所述继电器模块与报警系统撤布防遥控器连接。通过所述触摸屏键盘向CPU信息处理模块发送布防与撤防指令,CPU信息处理模块根据接收的指令驱动继电器完成撤布防命令,所述继电器发送撤布防命令至遥控器,所述遥控器向报警系统主机发出撤布防信号。本新型极大的提高了开关的功能性、便利性和使用率。 ...

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18-07-2023 дата публикации

Mooring plant protection unmanned aerial vehicle system and air-ground cooperative automatic operation method

Номер: CN116449873A
Принадлежит:

The invention discloses a mooring plant protection unmanned aerial vehicle system and an air-ground cooperative automatic operation method. The method comprises the following steps that an unmanned aerial vehicle is carried by a walking mechanism to move to a to-be-sprayed area; collecting operation area information by using a ground sensor to obtain a global operation map; setting a local operation point according to the growth condition of the plant protection target crop, the length of the power line and the pesticide tube and the global operation map; controlling the walking mechanism to move to the first local operation point in the global operation map through the ground controller; the unmanned aerial vehicle carrier takes off from the parking platform through a power line and a pesticide tube; the pesticide liquid in the pesticide box is conveyed into the pesticide spraying mechanism through the pesticide pipe, the pesticide spraying mechanism sprays the pesticide liquid to the ...

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01-08-2023 дата публикации

Self-driven slip rope mechanism

Номер: CN116510321A
Принадлежит:

The invention discloses a self-driven slip rope mechanism which comprises a rail and a plurality of sliding devices, and the sliding devices are connected to the rail in a sliding mode. A seat is arranged at the bottom of the sliding device; the rollers are positioned below the track and are in contact with the lower surface of the track; the first driving device is arranged on the sliding device and is connected with the rollers; the first driving device is used for driving the roller to rotate forwards or reversely so as to drive the sliding device to slide along the track; the second driving device is arranged on the sliding device and connected with the seat to drive the seat to rotate in the forward direction or the reverse direction, self-driven sliding of the sliding device along the rail is achieved, tourists can be conveyed from top to bottom through the self-driven slip rope mechanism without depending on the height difference of the rail, and the tourists can be conveyed from ...

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02-05-2023 дата публикации

Method and system for creating fault maintenance work order of terminal equipment

Номер: CN116051073A
Автор: WANG JING, LI LIANG, TANG SONG
Принадлежит:

The invention discloses a method and a system for creating a fault maintenance work order of terminal equipment. The method comprises the following steps: acquiring fault information of target terminal equipment; according to a preset fault discovery rule, judging whether the fault information meets an order establishment threshold value of a fault maintenance work order; if yes, grading the fault information based on a multi-thread fault grading strategy to obtain a multi-thread fault grading value; and processing the multi-thread fault score value based on an order establishment and automatic distribution strategy, and generating and distributing a fault maintenance work order to a maintenance terminal. Compared with a traditional operation and maintenance mode, the multi-thread fault scoring strategy is adopted for comprehensively scoring the fault information, the multi-thread fault scoring value is obtained, automatic creation and distribution of the fault maintenance work order are ...

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27-08-2021 дата публикации

Simple crushed coal pressurized gasification gas-water separation and recycling system

Номер: CN214060261U

The utility model provides a simple crushed coal pressurized gasification gas-water separation and recycling system, and belongs to the field of gas separation and recycling. According to the utility model, different types of coal gas water are respectively separated and recycled, so that the whole system is small in occupied area, low in investment, low in operation cost, short in treatment flow, less in equipment and less in pollutant discharge point, and is not easy to cause environmental pollution. A medium-pressure flash evaporator, a vacuum flash evaporator, a vacuum flash separator, an ammonia still and other equipment are arranged, and the top of a settling tank and the top of a coal gas water tank are connected with an inert gas pipeline in a sealed mode, so that the whole system and the separation and recycling process keep micro-positive pressure operation larger than 0.2 kPa, and it can be guaranteed that VOCs and odor discharged from the system can be treated in a centralized ...

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26-05-2023 дата публикации

Determination method for illegally added macrolide drugs in veterinary drug preparation

Номер: CN116165303A
Принадлежит:

The invention provides a method for determining illegally added macrolide drugs in a veterinary drug preparation, and belongs to the technical field of veterinary drug detection. The determination method provided by the invention comprises the following steps: (1) dispersing a veterinary drug sample with water, adding an acetonitrile solution, extracting and centrifuging to obtain supernate; (2) purifying the supernatant by using a QuEChERs extraction tube, and centrifuging to obtain a purified solution; (3) mixing the purified solution with a sample constant volume solution, filtering, and carrying out liquid chromatography-tandem mass spectrometry determination to obtain a determination result; and (4) calculating to obtain the addition concentration of the macrolide medicine by utilizing a medicine linear equation according to the measurement result. The method is suitable for various veterinary drug dosage forms, has no obvious matrix effect, can accurately quantify by adopting a solvent ...

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29-08-2023 дата публикации

Grinding quality control method for cold-rolled high-quality roller

Номер: CN116652701A
Принадлежит:

The invention discloses a cold-rolled high-quality roller grinding quality control method, belongs to the technical field of cold-rolled roller grinding quality control, and is used for performing high-quality grinding on a roller. According to the technical scheme, according to the roller outer circle grinding principle, the grinding speed ratio and the overlap ratio are creatively put forward, and the relation between the roller rotating speed, the grinding wheel linear speed, the roller diameter, the grinding wheel width, the grinding pass and other parameters and the roller grinding quality is built through the grinding speed ratio and the overlap ratio. In the cold roll grinding practice process, through data modeling, a high-quality roll grinding quality-speed ratio and overlap ratio setting interval is determined. By means of the method, the first-pass yield of roller grinding of a cold rolling plant reaches 95% or above, and batch stable production of high-end automobile outer plates ...

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30-06-2023 дата публикации

Vacuum circuit breaker for gas insulation

Номер: CN116364469A
Принадлежит:

The invention discloses a vacuum circuit breaker for gas insulation. The vacuum circuit breaker comprises a shell, an insulation mechanism and a vacuum arc-extinguishing chamber, pole columns are arranged at the left end of the shell, the interiors of the pole columns are communicated with the interior of the shell, electricity inlet contacts are arranged in transverse pipes at the upper ends of the pole columns, electricity outlet contacts are arranged in transverse pipes at the lower ends of the pole columns, an electromagnetic operating mechanism is arranged in the shell, and the input end of the electromagnetic operating mechanism is electrically connected to an external power source. The left end of the output end of the electromagnetic operating mechanism is rotationally connected with a connecting column through a rotating shaft, and the connecting column is slidably connected into a guide ring at the lower end in the pole; according to the vacuum circuit breaker for gas insulation ...

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18-08-2023 дата публикации

Synthesis method of phosphorus-containing anti-wear reagent at extreme pressure

Номер: CN116606681A
Принадлежит:

The invention relates to the technical field of phosphorus-containing anti-wear reagents at extreme pressure, in particular to a synthesis method of a phosphorus-containing anti-wear reagent at extreme pressure, which comprises the following steps: step S101, dropwise adding excessive alcohol into a phosphorus pentasulfide solution, heating and then carrying out sulfur-phosphating reaction; step S102, cooling, adding a catalyst, and then slowly dropwise adding epoxypropane; s103, raising the temperature, and adding phosphorus pentoxide at a constant speed for re-esterification; and S104, heating, adding primary amine, and carrying out amination reaction to obtain the phosphorus-containing anti-wear reagent at extreme pressure. The preparation method has the beneficial effects that the phosphorus-containing extreme pressure anti-wear agent is produced and manufactured through the steps S101 to S104, and the proportion of a main reaction is increased and the proportion of a side reaction ...

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11-04-2023 дата публикации

Double-beam fixed-thickness automatic feeding and discharging corner plate hot press

Номер: CN115946429A
Автор: XU QIULIN, WANG JING
Принадлежит:

The invention discloses a double-beam fixed-thickness automatic feeding and discharging corner plate hot press. The corner plate hot press comprises an upper cross beam, a lower cross beam, a driving unit and a hot pressing unit. The driving unit is connected with the upper cross beam and the lower cross beam and can drive the upper cross beam to ascend and descend; the two hot pressing units are respectively arranged on the upper cross beam and the lower cross beam; each hot-pressing unit comprises a first hot-pressing plate, a second hot-pressing plate and a corner block, the first hot-pressing plate and the second hot-pressing plate are obliquely arranged and connected with the upper cross beam or the lower cross beam, the end parts of the first hot-pressing plate and the second hot-pressing plate are connected through the corner block, the corner block is detachably connected with the upper cross beam or the lower cross beam, and the corner block is constructed to be a right angle or ...

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09-05-2023 дата публикации

Intelligent visual big data access control system

Номер: CN116092227A
Принадлежит:

The invention discloses an intelligent visual big data access control system which comprises an image acquisition terminal and a comprehensive processing platform, and the output end of the image acquisition terminal is in communication connection with the input end of the comprehensive processing platform; the image acquisition terminal is used for acquiring personnel image information and uploading the personnel image information to the comprehensive processing platform; the comprehensive processing platform comprises a feature extraction module, a face recognition unit and a dressing recognition unit. The output end of the feature extraction module is electrically connected with the input end of the face recognition unit and the input end of the dressing recognition unit. And the feature extraction module is used for classifying the collected and uploaded personnel image information to collect human face image information and dressing image information of the personnel, and correspondingly ...

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23-06-2023 дата публикации

Application of BMP2 and lentivirus construction method of BMP2

Номер: CN116286618A
Принадлежит:

The invention provides application of BMP2 and a lentivirus construction method of the BMP2, belongs to the technical field of biochemistry, particularly relates to application of the BMP2 in preparation of a reagent for promoting muscle cells to be transdifferentiated into fat cells, and solves the technical problem that the process of promoting the muscle cells to be transdifferentiated into the fat cells by the BMP2 is not clear at present.

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21-07-2023 дата публикации

Method for effectively estimating assimilation rate of nitrate nitrogen in soil

Номер: CN116466062A
Принадлежит:

The invention discloses a method for effectively estimating the assimilation rate of nitrate nitrogen in soil. The method comprises the following steps: (1) obtaining the chemical properties of organic matters; (2) acquiring the assimilation rate of the nitrate nitrogen in the soil under the input of the organic material calculated by an organic nitrogen 15N recovery method under a 15N tracer technology; (3) inputting the data in the step (1) and the step (2) into SIMCA software, analyzing and evaluating the importance of the physicochemical property of the organic material on the assimilation rate of the nitrate nitrogen in the soil by utilizing projection importance, and obtaining a VIP map; and (4) determining the physicochemical properties of the organic material which optimally affects the assimilation rate of the nitrate nitrogen in the soil according to the VIP, and establishing a regression relational expression. According to the method, the assimilation rate of the nitrate nitrogen ...

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08-08-2023 дата публикации

Preparation of naringin in citrus pulp and application of naringin in reduction of animal fat deposition

Номер: CN116554247A
Принадлежит:

The invention belongs to the technical field of feed additives, and particularly relates to preparation of naringin in citrus pulp and application of the naringin in reduction of animal fat deposition. The invention finds that naringin can effectively regulate and control fat metabolism genes of back and abdominal fat tissues of pigs, including significantly reducing mRNA expression levels of abdominal fat PPAR gamma and FAS, and significantly improving mRNA expression levels of abdominal fat ATGL and HSL and back fat ATGL, thereby reducing fat deposition of pigs. The preparation method of the naringin comprises the following steps: by taking waste citrus pulp as a raw material, adding a compound enzyme consisting of cellulase, hemicellulase and protease for enzymolysis to obtain a leaching solution, then adding ethanol, and carrying out crude extraction by adopting ultrasonic waves; and purifying the naringin crude extract by using a macroporous resin purification column to obtain a naringin ...

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26-05-2023 дата публикации

Quantum encryption authentication fusion method, device and system

Номер: CN116170139A
Принадлежит:

The invention discloses a quantum encryption authentication fusion method, device and system, and solves the problem of insufficient security of a negotiation key and an initialization vector. Information encryption or message authentication service can be provided according to user network requirements, negotiation key fusion enhancement in information encryption or message authentication is realized based on quantum key distribution, and initialization vector fusion enhancement in information encryption or message authentication is realized based on quantum random number generation. And thus, quantum encryption information transmission or quantum encryption message authentication of the user network service in the public network is realized. According to the method, the flexibility of information encryption or message authentication is realized as required, and the security of information encryption and message authentication is improved based on the fusion of the quantum key and the ...

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27-06-2023 дата публикации

Method for determining content of phenothiazine drugs in veterinary drug preparation

Номер: CN116338027A
Принадлежит:

The invention relates to the technical field of content determination, in particular to a method for determining the content of phenothiazine drugs in a veterinary drug preparation. The invention provides a liquid chromatography-tandem mass spectrometry method for determining the content of phenothiazine drugs in a traditional Chinese veterinary medicine preparation by using a hydrochloric acid-acetonitrile solution as a sample extracting solution, an MCX mixed cation exchange column as a purification condition and an acetonitrile and formic acid aqueous solution as a mobile phase. Particularly, the method can be used for measuring the contents of promethazine, chlorpromazine, thiridazine and perphenazine in veterinary drug preparations.

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04-08-2023 дата публикации

Cable anti-theft and positioning device and method based on pulse propagation characteristics

Номер: CN116543516A
Принадлежит:

The invention relates to a cable anti-theft and positioning device based on pulse propagation characteristics, which comprises an outer frame and a cable, the cable is arranged in the outer frame, an adjusting mechanism is arranged above the outer frame, a wireless data transceiver is arranged on the left side of the adjusting mechanism, a connecting line is arranged on the right side of the adjusting mechanism, and a connector is arranged on the right side of the connecting line. The right side of the connector is provided with a pulse transmitting-receiving device. The device has the advantages of being simple in structure, convenient to use, accurate in cable theft judgment and positioning, capable of reducing economic loss and capable of guaranteeing safe operation of an electric power system.

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11-08-2023 дата публикации

Preparation method of flexible polyimide film-based bismuth tungstate-bismuth iodide sulfide composite material

Номер: CN116574295A
Принадлежит:

The invention discloses a preparation method of a flexible polyimide film-based bismuth tungstate-bismuth iodide sulfide composite material, and belongs to the field of inorganic material preparation. The preparation method mainly comprises the following steps: preparing a flexible polyimide film substrate-shaped bismuth tungstate framework, and preparing the bismuth tungstate-bismuth iodide sulfide composite material by taking the flexible polyimide film substrate-shaped bismuth tungstate framework as a template. According to the invention, the polyimide film with flexibility, excellent heat resistance and chemical corrosion resistance is used as the substrate, and the prepared bismuth tungstate-bismuth iodide sulfide composite material has the advantages of large specific surface area, large light absorption coefficient, simple preparation method, high cost effectiveness and the like; therefore, the method has a huge application prospect in the fields of flexible sensors, wearable photovoltaic ...

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15-06-2016 дата публикации

Crops seed dielectric sorting unit

Номер: CN0205308586U
Принадлежит:

... 本实用新型涉及一种农作物种子介电分选装置,包括机架、分选滚筒、滚筒支撑轮、步进电机、传动机构、进出料机构、直流高压工作部件和电气控制柜,分选滚筒由滚筒支撑轮支撑于机架上,滚筒内壁沿径向设计有内外两圈电极;进出料机构伸入滚筒内部实现分选种子的喂入与收集,电气控制柜可实现分选滚筒转速以及分选电压的调节。不同活性的种子因介电常数不同受到的电场极化力也不同,随着滚筒的旋转,种子在重力、离心力、支反力以及电场极化力等力的综合作用下,会产生不同的运动轨迹,从而实现了农作物种子的分级清选。本实用新型具有分选效率高、工作稳定可靠以及操作简便等特点。 ...

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22-08-2023 дата публикации

Carbon nitride and manganese-based carbodiimide composite material and preparation and application method thereof

Номер: CN116621128A
Принадлежит:

The invention discloses a carbon nitride and manganese-based carbodiimide composite material as well as a preparation method and an application method thereof. The preparation method comprises the following steps: adding a g-C3N4 material into an aqueous solution of soluble manganese salt, mixing the obtained mixed suspension of g-C3N4 and manganese salt at low temperature, and then freeze-drying to obtain solid powder; and heating the solid powder in an inert atmosphere at a temperature of 500-800 DEG C to obtain the composite material. According to the obtained composite material, g-C3N4 serves as a framework, a MnCN2 material converted from an etched g-C3N4 material is loaded on the surface of the unreacted g-C3N4 framework, and a novel nano composite structure is formed. The electrochemical performance of the lithium battery negative electrode material is remarkably improved, and the preparation process of the lithium battery negative electrode material is simplified.

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12-05-2023 дата публикации

Photovoltaic power station unmanned aerial vehicle intelligent inspection system, equipment and medium

Номер: CN116107334A
Принадлежит:

The invention discloses a photovoltaic power station unmanned aerial vehicle intelligent inspection system, and the system comprises an unmanned aerial vehicle which executes a flight instruction and inspects a photovoltaic power station; the image acquisition equipment is mounted on the unmanned aerial vehicle and is used for acquiring image information of the photovoltaic power station; the handheld inspection terminal is used for checking tasks, tracking hot spots and confirming faults; and the server is electrically connected with the unmanned aerial vehicle, the image acquisition equipment and the handheld inspection terminal and is used for issuing a flight instruction to the unmanned aerial vehicle, receiving the image information transmitted by the image acquisition equipment, analyzing and judging the image information and communicating and interacting with the handheld inspection terminal. According to the constructed unmanned aerial vehicle intelligent inspection system, the ...

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30-05-2023 дата публикации

Rapid exhaust and ventilation device for electric power line tube well

Номер: CN116181973A
Принадлежит:

The invention discloses a rapid exhaust and ventilation device for an electric power line tube well, which comprises a device main body, the device main body is composed of a machine head assembly and at least one standard tube joint, when a plurality of standard tube joints are arranged, one end of each standard tube joint is fixedly connected with the machine head assembly after the plurality of standard tube joints are connected end to end, the machine head assembly comprises a machine shell, a draught fan installed in the machine shell and an air pipe connector installed on one side of the machine shell, the standard pipe joint is composed of a ventilation hose and an air inflation bag body, the air inflation bag body is fixed to the inner wall of the ventilation hose through sewing or gluing, and the section of the air inflation bag body is of a hollow annular structure. The device is suitable for the electric power circuit pipe well, when the device is used, the interior of the inflatable ...

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26-05-2023 дата публикации

Air conditioner and control method thereof

Номер: CN116164385A
Принадлежит:

The invention discloses an air conditioner and a control method thereof, an outdoor unit of the air conditioner is provided with a heating device for heating condensate water generated in the operation process of an outdoor heat exchanger into water vapor, an air supply pipe is arranged between an indoor unit and the outdoor unit, and the air supply pipe is used for conveying the water vapor into an indoor unit shell; after the air conditioner quits the self-cleaning mode of the indoor heat exchanger, the cleaning effect of the indoor heat exchanger is judged, and when it is determined that the indoor heat exchanger is not cleaned, the heating device is controlled to be started, and the air conditioner is controlled to enter the secondary self-cleaning mode of the indoor heat exchanger. And more water vapor enters the indoor unit, so that the frosting amount of the indoor heat exchanger is increased, and the self-cleaning effect of the indoor heat exchanger is greatly improved.

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29-08-2023 дата публикации

PSM dormancy method and related device

Номер: CN116669158A
Автор: WANG JING
Принадлежит:

The invention discloses a PSM dormancy method and a related device, and is applied to the technical field of communication. The method comprises the following steps: a first communication device sends first information to a controller when service execution is completed, wherein the first information is used for indicating that the service execution of the first communication device is completed; the first communication device receives second information from the controller through a first general purpose input/output GPIO interface, the second information is used for indicating the first communication device to enter a low power consumption mode PSM dormant state, and the first GPIO interface is set to be used for opening a PSM function. According to the method, the time for the communication module to enter the PSM dormant state is controlled through the GPIO interface, so that the problem that service execution fails or the power consumption of the first communication device is relatively ...

Подробнее
18-07-2023 дата публикации

Method and device for automatically detecting hydrogen leakage of high-temperature furnace

Номер: CN116448341A
Принадлежит:

The invention discloses a device for automatically detecting hydrogen leakage of a high-temperature furnace. The device comprises a furnace body, wherein one side of the furnace body is provided with a detection mechanism I, and the detection mechanism I is used for detecting hydrogen leaked from the furnace body; wherein one side of the detection mechanism I is provided with an exhaust mechanism, and the exhaust mechanism is used for exhausting hydrogen leaked from the furnace body; a detection mechanism II is mounted on an L-shaped air inlet pipe of the exhaust mechanism; through combined use of the detection mechanism I and the detection mechanism II, the hydrogen leakage condition of the furnace body can be automatically detected in real time, and the situation that the hydrogen leakage condition of the furnace body cannot be known in time due to the fact that the distance between a worker and the high-temperature furnace is within a certain range is avoided; a detection mechanism II ...

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01-08-2023 дата публикации

Method for detecting pemedone and zolpidem residues in veterinary drug

Номер: CN116519822A
Принадлежит:

The invention provides a method for detecting pemeconone and zolpidem residues in a veterinary drug, and belongs to the field of veterinary drug safety detection. The method comprises the following steps: (1) extracting a veterinary drug sample to obtain a liquid to be detected; and (2) detecting the hymeconone and zolpidem in the to-be-detected liquid obtained in the step (1) by using a liquid chromatograph-tandem mass spectrometer. The detection method disclosed by the invention has the advantages of high sensitivity and low detection limit; and the method is simple, rapid and accurate to operate and high in recovery rate, and can be used for detecting the pemeconone and zolpidem residues in veterinary drugs.

Подробнее
08-08-2023 дата публикации

Power transmission line windage yaw disaster early warning device based on power microclimate

Номер: CN116564045A
Принадлежит:

The power transmission line windage yaw disaster early warning device comprises cross arm angle steel, an inner positioning plate and an outer positioning plate, the inner positioning plate and the outer positioning plate are arranged on the inner side and the outer side of the cross arm angle steel respectively, and a mounting base is arranged above the outer positioning plate; a data communication antenna, an air pressure sensor, a wind speed and direction device and a rainfall sensor are respectively arranged at four corners above the mounting seat; the system has the advantages that the structure is simple, multiple meteorological monitoring is achieved, a wind deflection angle and meteorological factor relation model is constructed, and wind deflection disaster prediction and early warning are achieved.

Подробнее
02-06-2023 дата публикации

Method for determining content of beta-lactams in veterinary drug preparation by PRiME HLB-high performance liquid chromatography-tandem mass spectrometry

Номер: CN116203152A
Принадлежит:

The invention belongs to the technical field of quality detection of veterinary drug preparations, and provides a method for determining the content of beta-lactams in a veterinary drug preparation through a PRIMEHLB-high performance liquid chromatography-tandem mass spectrometry method. The method comprises the following steps: extracting beta-lactam drugs in a sample to be detected by using acetonitrile-methanol, purifying and diluting by using a PRiMEHLB solid-phase extraction column, detecting by using a liquid chromatography-tandem mass spectrometer, and quantifying by using a matrix external standard method. The method disclosed by the invention is simple and convenient to operate, accurate in determination result, good in repeatability and high in precision sensitivity and sensitivity. According to the method, the content of the beta-lactam medicine in the veterinary medicine preparation can be quantitatively determined, and a basis is provided for establishing quality evaluation ...

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23-05-2023 дата публикации

Insulation device for preventing grounding fault in electric power field

Номер: CN116148593A
Принадлежит:

The invention discloses a grounding fault prevention insulation device applied to an electric power field, and the device comprises a power box which can provide an electric power source for the insulation device, the outer side wall of the power box is provided with a protection sleeve in a sleeving manner, and the top of the power box is fixedly provided with a lifting mechanism which can achieve the manual height lifting adjustment. A telescopic cylinder capable of conducting secondary height adjustment is fixedly assembled at the top end of the lifting mechanism, an adjusting assembly capable of conducting angle adjustment and achieving stepless adjustment is fixedly assembled at the top end of the rope cylinder, and a detection assembly capable of conducting sliding detection is fixedly assembled at the output end of the adjusting assembly. The height, the angle and the horizontal position of the detection assembly can be well adjusted, independent and combined adjustment of the detection ...

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06-06-2023 дата публикации

Method for evaluating drought and flood sudden change interaction effect in areas easy to drought and flood

Номер: CN116227683A
Принадлежит:

The invention belongs to the field of drought and flood disaster mechanism research, and relates to an easy-to-drought and easy-to-waterlogging area drought and flood sudden change interaction effect evaluation method, which comprises the following steps: 1) constructing an easy-to-drought and easy-to-waterlogging area drought and flood sudden change interaction effect evaluation model; and 2) based on the evaluation model of the drought and flood sudden change interaction effect of the easy-to-drought and easy-to-waterlogging area constructed in the step 1), evaluating disasters caused by drought and flood sudden change of the easy-to-drought and easy-to-waterlogging area. The invention provides an evaluation model for measuring and calculating the interaction effect generated during drought and flood sudden turning double moisture superposition stress, the relative growth level of plants and the relative loss level of the yield of crops in drought and flood sudden turning disasters can ...

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11-08-2023 дата публикации

High-temperature-resistant and aging-resistant cable and preparation method thereof

Номер: CN116580886A
Принадлежит:

The invention relates to the technical field of cable preparation, in particular to a high-temperature-resistant and aging-resistant cable and a preparation method thereof.The high-temperature-resistant and aging-resistant cable comprises a center conductor, a composite high-temperature-resistant fluororubber winding layer wraps the periphery of the center conductor, and a first weaving layer wraps the periphery of the composite high-temperature-resistant fluororubber winding layer; the periphery of the first braid layer is sequentially coated with a first insulating layer and a second insulating layer from inside to outside, the outer layer of the second insulating layer is coated with a high-temperature-resistant yarn braid layer, the exterior of the high-temperature-resistant yarn braid layer is coated with a first hydrophobic waterproof layer and a second hydrophobic layer, and the exterior of the plastic-coated belt layer is coated with an outer protective layer. According to the high-temperature-resistant ...

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16-05-2023 дата публикации

Cold atom Sagnac interferometer and use method

Номер: CN116124113A
Принадлежит:

The invention discloses a cold atom Sagnac interferometer and a use method, and solves the problems that in the prior art, a magnetic ring well is poor in symmetry, a magnetic ring cavity is rough, and the measurement precision is affected. The cold atom Sagnac interferometer comprises a magnetic ring cavity generation module. The magnetic ring cavity generation module comprises an upper-layer chip, a lower-layer chip, an upper wire coil group and a lower wire coil group. And the upper-layer chip is opposite to the lower-layer chip. And the upper wire coil group and the lower wire coil group both comprise concentric wire coils with opposite current directions. And the currents of all the wire coils are equal. And the upper lead coil group and the lower lead coil group are respectively positioned on the lower surface of the upper-layer chip and the upper surface of the lower-layer chip. And the current directions of the wire coils opposite to the upper and lower wire coil groups are opposite ...

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