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Небесная энциклопедия

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

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Мониторинг СМИ

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

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 53. Отображено 53.
06-06-2023 дата публикации

Three-dimensional roundness measurement method and device, electronic equipment and storage medium

Номер: CN116228843A
Автор: WEN BO, PENG BIN, YANG YI
Принадлежит:

The invention relates to a three-dimensional roundness measurement method and device, electronic equipment and a storage medium. The three-dimensional roundness measurement method comprises the following steps: carrying out planarization processing on three-dimensional point cloud data of a workpiece to obtain plane point cloud of the workpiece; wherein the planar point cloud comprises a plurality of point elements; the shape of the plane point cloud corresponds to a preset circumcircle screening condition; performing triangularization processing on the plane point cloud to obtain at least one triangular plate formed by a plurality of point elements; wherein at least one triangular plate corresponds to at least one circumcircle; in the at least one circumcircle, determining a target circumcircle meeting a circumcircle screening condition; and determining the roundness tolerance of the workpiece according to the distance from the point element in the plane point cloud to the contour of the ...

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27-06-2023 дата публикации

Software experience method, device and equipment and computer readable storage medium

Номер: CN116340684A
Принадлежит:

The invention discloses a software experience method, which comprises the following steps of: analyzing a received interface access request of a front-end page to obtain a to-be-accessed target interface and a to-be-accessed target input parameter item; forwarding the target interface to an experience database through a preset interception script; wherein the experience database comprises scene data corresponding to each software experience scene; according to the target interface and the target input parameter item, matching from an experience database through input parameter matching to obtain target scene data of a target software experience scene; and performing page display on the target scene data to experience the target software experience scene. By applying the software experience method provided by the invention, the immersive experience of perfectly reproducing the scene is realized, the scene switching efficiency is high, the manpower is greatly saved, and the cost is reduced ...

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25-07-2023 дата публикации

Enterprise-oriented carbon emission permit transaction compliance risk management method and device

Номер: CN116485187A
Принадлежит:

The invention relates to an enterprise-oriented carbon emission permit transaction compliance risk management method and device. The method comprises the steps of identifying a risk index system of an enterprise carbon market; wherein the risk index system comprises a first-level risk index and a second-level risk index under the first-level risk index; evaluating a risk weight of a second-level risk index according to the risk index system, and determining a risk level of a first-level index risk according to the risk weight of the second-level risk index; and performing corresponding processing by adopting a preset risk processing mode according to the risk level. According to the method, an index system is provided, the risks are visualized and quantized, on the basis, the severity and the occurrence probability are comprehensively considered, the compliance risk of the enterprise is evaluated, the coupling relation between the risks is guaranteed, evaluation is more objective, and the ...

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12-09-2019 дата публикации

MULTI-WAVE OIL AND GAS SEISMIC RESPONSE REPRESENTATION METHOD BASED ON ROUGH SET THEORY AND HUE METHOD

Номер: WO2019169932A1
Принадлежит:

A multi-wave oil and gas seismic response representation method based on a rough set theory and a Hue method. The method comprises: preferentially selecting attributes sensitive to a seismic reservoir response by combining a rough set theory and experts' experience; removing redundant information; by using the preferentially selected attributes sensitive to a seismic reservoir as a basis and integrating a precision difference of longitudinal and transverse waves for oil and gas depiction and a rock physics basis, forming three types of composite attributes extremely sensitive to oil and gas and mapping same to a color space; and performing RGB multi-attribute fusion, wherein the fusion result can fully represent the rich lithological characteristics and construction information of underground media contained by longitudinal waves and converted transverse waves, thereby overcoming the defects that single attribute display is insufficient and a single attribute cannot accurately depict oil ...

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26-05-2023 дата публикации

Vibrating device for concrete construction

Номер: CN116163528A
Автор: ZHANG WEN, ZHOU JING, WEN BO
Принадлежит:

The invention belongs to the technical field of building construction equipment, and particularly relates to a concrete construction vibrating device which comprises a bearing pipe. The top of the bearing pipe is fixedly connected with a motor through a fixing block. The output end of the motor is fixedly connected with a rotating shaft; one end of the rotating shaft is fixedly connected with an arc-shaped rod; the side wall of the arc-shaped rod is fixedly connected with an auxiliary rod; a vibrating rod is placed in the bearing pipe; a pair of symmetrically distributed arc-shaped through grooves is formed in the side wall of the bearing pipe; a pair of symmetrically-distributed L-shaped rods are fixedly connected to the outer circle wall of the vibrating rod, and the outer circle walls of the L-shaped rods are slidably connected to the groove wall of the arc-shaped through groove. The adjacent side walls of the L-shaped rods are provided with square blocks through position adjusting pieces ...

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04-09-2014 дата публикации

DATA TRANSMISSION METHOD AND APPARATUS, AND DIRECT MEMORY ACCESS

Номер: WO2014131273A1
Автор: WEN, Bo
Принадлежит:

Disclosed are a data transmission method and apparatus, and DMA. The method comprises: receiving, by using DMA, data of a source end through a first physical bus, the width of the first physical bus being equal to the data width of data of the source end; converting, by using the DMA, the data of the source end into data of a destination end, the data width of data of the destination end being a data width corresponding to the destination end; and sending, by using the DMA, the data of the destination end to the destination end through a second physical bus, the data width of the second physical bus being equal to the data width of the data of the destination end. By means of the present invention, the resource utilization rate of transmitting data by using DMA is improved.

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18-07-2023 дата публикации

Sodium-ion battery negative electrode material with CuS < x >/nitrogen-doped carbon hollow nanorod structure and preparation method of sodium-ion battery negative electrode material

Номер: CN116454226A
Принадлежит:

The invention discloses a sodium-ion battery negative electrode material with a CuS < x >/nitrogen-doped carbon hollow nanorod structure and a preparation method thereof, and the method comprises the following steps: 1, adding 1-2mmol of CuCl2. 2H2O and 3-5mmol of thioacetamide into 40-60mL of deionized water, and carrying out ultrasonic dispersion to obtain a mixed solution A; 2) adding 0.5-2 mmol of melamine into the mixed solution A, and fully stirring to obtain a uniform mixed solution B; 3, placing the mixed solution B in a hydrothermal kettle, fully reacting at 160-200 DEG C, and drying to obtain a CuSx (at) MA precursor; and 4, placing the CuSx (at) MA precursor in a reactor, heating from room temperature to 400-440 DEG C at a heating rate of 2 DEG C/min in an argon protective atmosphere, carrying out heat preservation, and cooling to room temperature to obtain the sodium-ion battery negative electrode material with the CuSx (at) nitrogen-doped carbon hollow nanorod structure, so ...

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04-07-2023 дата публикации

Flight gate position distribution method and device, electronic equipment and storage medium

Номер: CN116384640A
Принадлежит:

The invention provides a flight gate position distribution method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining a target flight, and determining candidate gate positions and flight attribute information corresponding to the target flight; determining stand state information corresponding to the candidate stands, and constructing stand allocation decision variables between the target flight and the candidate stands; constructing a target machine position distribution model based on the machine position distribution decision variable, configuring a preset constraint condition for the machine position distribution decision variable according to the machine position state information, and configuring a corresponding preset optimization target for the target machine position distribution model; and inputting the flight attribute information and the candidate aircraft positions into a target aircraft position distribution model, solving the ...

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15-08-2023 дата публикации

Mental fatigue monitoring method and system based on high-order function network law

Номер: CN116584942A
Принадлежит:

The invention provides a mental fatigue monitoring method and system based on a high-order function network law, and the method comprises the steps: collecting brain blood oxygen information corresponding to each mental fatigue induction task through a plurality of mental fatigue induction tasks, recording subjective multi-dimensional fatigue questionnaire results and behavioral test results before and after execution of each mental fatigue inducing task, and determining a mental fatigue level corresponding to each mental fatigue inducing task; based on the mental fatigue level corresponding to each mental fatigue inducing task and the preprocessed brain blood oxygen information, determining high-order function connection network changes related to the mental fatigue level, and establishing network connection topology rules corresponding to different mental fatigue levels; based on network connection topology rules corresponding to different mental fatigue levels, real-time monitoring of ...

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28-07-2023 дата публикации

Device and method for preparing bricks and drain board layer from recycled concrete

Номер: CN116494373A
Принадлежит:

The invention discloses a device and method for preparing bricks and drain board layers from recycled concrete. The device comprises a main preparation box A and auxiliary feeding boxes B. The main preparation box A is connected with the multiple auxiliary feeding boxes B through rotary splicing rails and pipelines. The main preparation box A is sequentially composed of a first preparation layer part, a second preparation layer part and a third preparation layer part from bottom to top, and the auxiliary feeding box B is sequentially composed of a first feeding layer part, a second feeding layer part and a third feeding layer part from bottom to top. The tower-type main preparation box is subjected to top-layer blanking, stirring by a stirrer, bottom-layer blanking and processing and middle-layer maintenance, so that rapid preparation is realized, the preparation time is greatly saved, the efficiency and the quality of finished products are improved, the main preparation box is connected ...

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02-07-2020 дата публикации

DATA PROCESSING METHOD AND DEVICE

Номер: WO2020134529A1
Автор: WEN, Bo, CAO, Qingxin, LI, Wei
Принадлежит:

A data processing method and device. The method is applicable to ISS simulation, and comprises: if detecting that the number of image data to be transferred is greater than zero, and a first available storage space of a first first-in first-out (FIFO) memory is greater than or equal to a storage space occupied by N input image data, transferring the n input image data in a first memory to the first FIFO memory (S101); if detecting that the number of weight data to be transferred is greater than zero, and a second available storage space of a second FIFO memory is greater than or equal to a storage space occupied by M weight data, transferring the M weight data in a second memory to the second FIFO memory (S102); and if the number of input image data cached in the first FIFO memory and the number of weight data cached in the second FIFO memory are greater than or equal to 1, performing convolution operation on input image data i read from the first FIFO memory and weight data w read from ...

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28-04-2023 дата публикации

Airport gate position distribution method and device, electronic equipment and storage medium

Номер: CN116029534A
Принадлежит:

The invention provides an airport gate position distribution method and device, electronic equipment and a storage medium. The method comprises the steps that a to-be-distributed aircraft set and a to-be-distributed gate position set are acquired; determining a target time interval based on the to-be-allocated aircraft set, the to-be-allocated parking space set, aircraft constraint conditions and a parking space allocation optimization target; wherein the target time interval is the time interval between two aircrafts which stop at adjacent time on any to-be-distributed parking space, and the parking space distribution optimization target comprises the maximum flight distribution success number and the maximum bridge approaching flight number; and based on the target time interval, the flight information of each to-be-allocated aircraft and the attribute information of each to-be-allocated parking space, carrying out parking space allocation on each to-be-allocated aircraft. After the target ...

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11-07-2023 дата публикации

Construction device and construction method of shield tunnel

Номер: CN116411969A
Принадлежит:

The invention relates to a construction device and method for a shield tunnel and relates to the technical field of tunnel shield construction.The construction device comprises a machine body, a machine head, a fragment treatment mechanism, a first conveying assembly and a second conveying assembly, and the fragment treatment mechanism is arranged in the machine body; the fragment processing mechanism comprises a spiral conveyor and a fragment layering assembly, and a feeding port of the spiral conveyor is located at the machine head; the fragment layering assembly comprises a treatment box, a feeding groove located below a discharging port of the spiral conveyor is formed in the treatment box, a first discharging slope plate and a second discharging slope plate are arranged in the treatment box, the second discharging slope plate is located below the first discharging slope plate, and a plurality of material distribution holes are formed in the first discharging slope plate. According ...

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28-04-2023 дата публикации

Surface element coverage analysis method and device, electronic equipment and readable storage medium

Номер: CN116027402A
Принадлежит:

The embodiment of the invention provides a surface element coverage analysis method and device, electronic equipment and a readable storage medium. The method comprises the following steps: constructing a plurality of pieces of data subset data with insufficient coverage by utilizing model data with insufficient coverage according to full-coverage data set data, and respectively performing pre-stack migration processing on the full-coverage data set data and the plurality of pieces of data subset data with insufficient coverage to obtain pre-stack migration result data; performing superposition processing on the pre-stack offset result data to obtain post-stack single-channel data; performing cross-correlation processing on the post-stack single-channel data corresponding to the data of the full-coverage data set and the data of the plurality of data subsets with insufficient coverage in the time window data to obtain correlation coefficient spectrum data; and judging whether a correlation ...

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13-07-2016 дата публикации

Wide range high accuracy pressure indicating system

Номер: CN0205383436U
Принадлежит:

... 本实用新型公开了种大量程高精度压力指示系统,包括压力管道A、压力管道B、压力管道C和连杆,压力管道A端与高压表连通,另端与高压通道阀连通,压力管道C端与低压表连通,另端与低压通道阀连通,压力管道B端与高压通道阀连通,另端与低压通道阀连通,压力管道B上连通设置有缸体,压力管道B上连通设置有压力管道口,所述的缸体内部设置有活塞,连杆包括第支流杆、第二支流杆和第三支流杆,缸体靠下位置的口端连接设置有支撑柱,支撑柱靠左位置连接设置有挡板,活塞和挡板之间连接设置有弹簧,总的来说本实用新型具有结构合理、测量低气压精确、测量高气压不超量程、使用灵活的优点。 ...

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19-01-2017 дата публикации

DISPLAY CONTROL METHOD AND APPARATUS

Номер: WO2017008574A3
Принадлежит:

Provided are a display control method and apparatus. The method can comprise: identifying at least one user operation behaviour; acquiring target information associated with the user operation behaviour, wherein the target information comprises at least one of: information about an environment where a user is located, information about a current physical condition of the user and information about a current executed task of at least one intelligent device maintaining a real-time communication with the wearable device; and processing the target information according to a dynamic origin switching display strategy, so as to present the processed target information at a dynamic origin of the wearable device, wherein the dynamic origin is a graphical user interaction interface in the wearable device that can be dynamically switched so as to display the target information. The present invention can effectively associate a user behaviour with a wearable device, thereby greatly facilitating the ...

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06-07-2016 дата публикации

Many level static var compensator

Номер: CN0205377304U
Принадлежит:

... 多电平静止无功补偿器,属于电能质量控制领域。解决了现有无功补偿器容量低,降谐波能力低及可靠性差的问题。它包括三相H桥级联逆变电路和DSP控制器,它还包括负载电流与直流侧电压检测电路和驱动电路;三相H桥级联逆变电路用于将三相交流电源的交流电压信号转化为直流电压信号;负载电流与直流侧电压检测电路用于检测负载侧的负载电流信号和三相H桥级联逆变电路输出的直流电压信号;DSP控制器用于接收负载电流与直流侧电压检测电路输出的直流电压信号及负载电流信号并进行处理,输出两路控制信号;驱动电路根据接收的控制信号对三相H桥级联逆变电路进行驱动。它主要用于对三相电压源输出的电流进行控制。 ...

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06-04-2017 дата публикации

PROCESSOR AND TASK PROCESSING METHOD THEREFOR, AND STORAGE MEDIUM

Номер: WO2017054541A1
Автор: WEN, Bo, CAO, Qingxin
Принадлежит:

A processor and a task processing method therefor, and a storage medium. The method comprises: a scalar calculation module executing parameter calculation of a current task, and storing a parameter obtained through calculation in a PBUF; when the parameter calculation of the current task is completed, executing a first instruction or a second instruction for inter-core synchronization, and storing the first instruction or the second instruction in the PBUF (301); a vector calculation module reading the parameter from the PBUF, and storing the read parameter in a shadow register; when the first instruction or the second instruction is read from the PBUF, storing all the modified parameters in the shadow register in a work register within a period (302); and the vector calculation module executing vector calculation of the current task according to the parameter in the work register (303).

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04-08-2016 дата публикации

METHOD, DEVICE AND TERMINAL FOR STARTING VOICE INPUT FUNCTION OF TERMINAL

Номер: WO2016119580A1
Принадлежит:

The present invention relates to the technical field of terminals. A method, device and terminal for starting a voice input function of a terminal, the method comprising: performing detection on the area in front of a terminal (101); when it is detected that an object is in front of the terminal, acquiring the distance between the terminal and the object in front of the terminal (102); if the distance is less than a preset threshold, performing voice data collection (103); if the voice data is collected, starting a voice input function of the terminal (104). The device comprises: a detection module (301), a first acquisition module (302), a collection module (303) and starting module (304). Since the voice input function of a terminal is started based on the distance between the terminal and the object in front of the terminal, and on whether the voice data is collected, a user need only bring the terminal close to their mouth and speak facing a microphone of the terminal to start the voice ...

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19-01-2017 дата публикации

DISPLAY CONTROL METHOD AND APPARATUS

Номер: WO2017008574A2
Принадлежит:

Provided are a display control method and apparatus. The method can comprise: identifying at least one user operation behaviour; acquiring target information associated with the user operation behaviour, wherein the target information comprises at least one of: information about an environment where a user is located, information about a current physical condition of the user and information about a current executed task of at least one intelligent device maintaining a real-time communication with the wearable device; and processing the target information according to a dynamic origin switching display strategy, so as to present the processed target information at a dynamic origin of the wearable device, wherein the dynamic origin is a graphical user interaction interface in the wearable device that can be dynamically switched so as to display the target information. The present invention can effectively associate a user behaviour with a wearable device, thereby greatly facilitating the ...

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24-11-2016 дата публикации

DMA CONTROLLER, IMPLEMENTATION METHOD AND COMPUTER STORAGE MEDIUM

Номер: WO2016183965A1
Автор: WEN, Bo
Принадлежит:

A direct memory access (DMA) controller. The DMA controller comprises: a read data channel input interface (64), a write data channel output interface (64), a control logic module, a first-in-first-out (FIFO) module, and also comprises: a first converter (11) for performing first operation processing on first data read from an external memory via the read data channel input interface (64); a first data selector (12) for strobing the data processed by the first converter (11) when it is judged that there is a need to perform data operation, and then writing the processed data into the FIFO module; a second converter (13) for performing second operation processing on second data read from the FIFO module; and a second data selector (14) for strobing the data processed by the second converter (13) when it is judged that there is a need to perform data operation, and then outputting the processed data to the write data channel output interface (64). Also disclosed is an implementation method ...

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23-06-2023 дата публикации

Hydroquinone dihydroxyethyl ether/polylactic acid degradable plastic and preparation method thereof

Номер: CN116284703A
Принадлежит:

The invention discloses hydroquinone dihydroxyethyl ether/polylactic acid degradable plastic and a preparation method thereof, and the hydroquinone dihydroxyethyl ether/polylactic acid degradable plastic is prepared from the following raw materials: hydroquinone dihydroxyethyl ether, succinic acid, stannous octoate and lactide. The process of selecting hydroquinone dihydroxyethyl ether and succinic acid and then reacting with lactide comprises the following two steps: in a reaction stage I, polymerizing hydroquinone dihydroxyethyl ether and succinic acid; in the reaction stage II, lactic acid and a product in the reaction stage I are polymerized to generate a final product. According to the preparation method, flexible hydroquinone dihydroxyethyl ether reacts with succinic acid and then is subjected to ring opening with lactide to generate triblock polyester, the hydroquinone dihydroxyethyl ether has good flexibility and good compatibility with polylactic acid, and the mechanical characteristics ...

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07-04-2023 дата публикации

Poly (butylene adipate) copolymerized and modified poly (butylene succinate) and preparation method of poly (butylene adipate) copolymerized and modified poly (butylene succinate)

Номер: CN115926123A
Принадлежит:

The invention relates to poly (butylene adipate) copolymerized and modified poly (butylene succinate) and a preparation method thereof, and the poly (butylene adipate) copolymerized and modified poly (butylene adipate) is prepared from the following raw materials: 1, 4-succinic acid, 1, 4-butanediol, tetrabutyl titanate and poly (butylene adipate) glycol. The preparation method comprises the following steps: synthesizing polyester glycol by adopting a high-temperature nitrogen method, weighing adipic acid and 1, 4-butanediol according to an acid/alcohol molar ratio of 1: 1.3, carrying out esterification reaction, carrying out esterification reaction on 1, 4-succinic acid and 1, 4-butanediol according to a molar ratio of 1: 1.3, and adding different parts of polybutylene adipate glycol for reaction; adding an esterified product and tetrabutyl titanate into a polycondensation kettle, controlling a polycondensation reaction, and vacuumizing; after the poly (butylene adipate) glycol is added ...

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04-08-2023 дата публикации

Paint composition and preparation method thereof

Номер: CN116535937A
Автор: LUO MEIZHEN, WEN BO, LI JING
Принадлежит:

The invention relates to the field of paint, and particularly discloses a paint composition for a metal surface and a preparation method of the paint composition. The paint composition comprises a component A and a component B, the component A comprises epoxy resin, an organic solvent and pigment, the component B comprises an organic solvent, a curing agent, a catalyst and magnetic microspheres, and the magnetic microspheres are amino magnetic microspheres. According to the paint composition disclosed by the invention, a certain amount of amino magnetic microspheres are added into the epoxy resin, so that on one hand, the paint composition has relatively good attraction with a metal surface by utilizing the magnetism in the magnetic microspheres, and on the other hand, the paint composition has relatively good binding force with the epoxy resin by utilizing amino groups on the surfaces of the magnetic microspheres; the problem that an existing paint composition is insufficient in adhesive ...

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08-09-2017 дата публикации

Parallel plane location type bottom fork and connecting structure with shaft output electric drive assembly

Номер: CN0107140083A
Принадлежит:

... 本发明公开了种平行平面定位型平叉及其连接构造,平行平面定位型平叉包括头管、固定于所述头管的左腿管和右腿管,所述左腿管上设有至少两个相互平行的用于与电驱动总成的箱体表面配合进行定位的定位面I,连接构造包括平行平面定位型平叉和轴输出式电驱动总成,轴输出式电驱动总成的箱体表面设有与平行平面定位型平叉的定位面I对应且相互配合的装配面,本平叉和连接构可提高电驱动总成和平叉之间的装配形位精度,同时降低装配时对技工作业水平的要求,仅仅通过简单对位装配就能保证电动摩托车和轻型电动车类机动车的平叉与电驱动总成的形位精度,从而消除车辆行驶过程中因驱动轮的偏斜造成的动力损失,提高电动车的动力性、经济性和续航里程。 ...

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30-06-2023 дата публикации

Cast-in-situ bored pile construction robot and method

Номер: CN116356826A
Принадлежит:

The invention discloses a cast-in-situ bored pile construction robot and method. The cast-in-situ bored pile construction robot comprises a base part and a mechanical part installed at the upper end of the base part. The base part comprises a base, an elliptical track unit mounted on the base and a mechanical base unit mounted on the elliptical track unit; the elliptical orbit unit comprises four elliptical orbit groups, and each elliptical orbit group comprises an inner elliptical orbit and an outer elliptical orbit which correspond to each other inside and outside; and the mechanical part comprises a truck crane mechanical arm, a vibration hoisting mechanical arm, a rotary drilling machine mechanical arm and an excavator mechanical arm, wherein the truck crane mechanical arm is mounted on a mechanical mounting seat arranged on a single elliptical track group on the right side of the lower part of the base, and the vibration hoisting mechanical arm, the rotary drilling machine mechanical ...

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11-07-2023 дата публикации

Bearing fault diagnosis system and method

Номер: CN116416497A
Принадлежит:

The invention discloses a bearing fault diagnosis system and method, and the method comprises the steps: collecting and processing the image data and vibration signal data of a bearing, and obtaining a bearing fault detection data set; dividing a training set and a test set, constructing a deep learning fusion model, and training the deep learning fusion model based on the training set to obtain an initial fusion model; inputting the test set into the initial network model for testing, and storing the model with the best optimization set result to obtain a target fusion model; and inputting real-time data of bearing operation into the target fusion model for fault detection to obtain a fault detection result. According to the method, the bimodal deep learning fusion model is used, bearing image data and vibration signal data information input are received at the same time, bearing faults are detected through model training, the advantages of the two detection modes can be effectively integrated ...

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02-06-2023 дата публикации

Bearing fault diagnosis simulation experiment device

Номер: CN116202770A
Принадлежит:

The invention discloses a bearing fault diagnosis simulation experiment device which comprises a bearing system module, a signal acquisition module, a signal processing module, a fault detection module and a control module. The bearing system module is used for realizing bearing rotation; the signal acquisition module is connected with the bearing system module, and the signal acquisition module is used for acquiring a bearing rotation signal; the signal processing module is connected with the signal acquisition module, and the signal processing module is used for carrying out noise reduction processing on the acquired bearing rotation signal and extracting a characteristic signal; and the fault detection module is connected with the signal processing module, and the fault detection module is used for detecting the signal processed by the signal processing module. According to the invention, the wavelet function noise reduction processing is carried out on the bearing rotation signal, the ...

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11-04-2023 дата публикации

Self-adaptive energy conversion edge calculation method, device and system

Номер: CN115955378A
Принадлежит:

The invention discloses a self-adaptive energy conversion edge calculation method, device and system, and the method comprises the steps: calculating the energy consumption of an edge calculation system for processing data through self-adaptive energy conversion, adjusting a carrier signal according to the energy consumption for processing the data, and transmitting the adjusted carrier signal to an edge calculation device, the working requirement of the edge computing system is met, and the effects of no external power supply and self-charging are achieved.

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06-06-2023 дата публикации

Indium-containing ternary layered carbide ceramic and preparation method thereof

Номер: CN116217232A
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The invention discloses an indium-containing ternary layered carbide ceramic and a preparation method thereof, the chemical formula of the ceramic is Zr3InC2 and Hf3InC2, and the ceramic is a nanometer layered structure ternary layered carbide ceramic containing an indium element; the preparation method comprises the following steps: mixing Zr/Hf powder, In powder and C powder according to a molar ratio of 3: (1.3-1.5): 2 under the protection of argon to obtain mixed powder; and heating the mixed powder to 1300-1450 DEG C, then cooling, and grinding off a surface carbonization layer to obtain the sample. According to the invention, Zr3InC2 and Hf3InC2 are proposed and successfully synthesized for the first time; a brand new thought is provided for designing high-temperature ceramic photoelectric materials, and the application range of the indium element in the field of high-temperature-resistant photoelectric materials is widened.

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22-08-2023 дата публикации

Propaganda robot for marketing

Номер: CN116619398A
Автор: ZHOU JING, ZHANG WEN, WEN BO
Принадлежит:

The invention belongs to the technical field of marketing, and particularly relates to a marketing propaganda robot which comprises a robot body. A display screen is arranged on one side of the outer wall of the robot body; a book outlet groove is formed in one side of the outer wall of the robot body; one side of the inner wall of the book outlet groove is fixedly connected with a push plate through a first spring, and the push plate is slidably connected to the bottom end of the inner wall of the book outlet groove. A book feeding groove is formed in the bottom end of the inner wall of the book outlet groove; the problems that in the prior art, most devices for taking and storing the propaganda manuals are fixed to the same position and inconvenient to move, so that the propaganda manuals can only be issued within a certain range and cannot be issued in a large range, the propaganda efficiency is reduced, some consumers cannot conveniently return the propaganda manuals to return points ...

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16-05-2023 дата публикации

Interval-oriented intelligent substation SCD automatic configuration system and method

Номер: CN116127880A
Принадлежит:

The invention discloses an interval-oriented intelligent substation SCD automatic configuration system and method in the technical field of intelligent substations, and the method comprises the steps: obtaining a primary system interval to be subjected to SCD configuration, and setting the interval type; selecting secondary equipment related to the primary system interval from the secondary equipment of the whole station; based on the interval type of the primary system interval, performing SCD virtual terminal configuration on the selected secondary equipment from an interval configuration template library; when the SCD virtual terminal configuration of the whole station is not completed, repeatedly obtaining the primary system interval and the secondary equipment to perform the SCD virtual terminal configuration; and in response to the completion of the SCD virtual terminal configuration of the whole station, ending the configuration. According to the method, the SCD configuration workload ...

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11-04-2023 дата публикации

Link table type data structure and data processing method thereof, storage medium and electronic equipment

Номер: CN115952326A
Принадлежит:

The invention relates to a linked list type data structure and a data processing method thereof, a storage medium and electronic equipment, the linked list type data structure comprises an RAM, an idle address management unit and a multi-head linked list, and the multi-head linked list comprises a control unit, a write operation sub-chain indication unit, a read operation sub-chain indication unit and n sub-chains; the sub-chain comprises a sub-chain length unit, a writing pointer unit and a reading pointer unit; based on the linked list type data structure, a read command is initiated in each clock period through an n-head linked list, and data can be output in each clock period; by improving the linked list type data structure, the data reading efficiency of the linked list type data structure is improved, and the technical problem that the data reading efficiency of an existing linked list type data structure is low is solved.

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12-05-2023 дата публикации

Data request processing method and system based on artificial intelligence

Номер: CN116109401A
Принадлежит:

The invention relates to a data request processing method and system based on artificial intelligence. The method comprises the following steps: submitting user request information; acquiring historical data from a data platform according to identity information in the user request information; calculating a first-time processing data volume according to the first request data volume of the user and the user processing mode, and analyzing whether the user has the processing capability according to the first-time processing data volume and the acquired data volume information; carrying out processing capability grade division on the user with the processing capability according to the request record, the overtime processing record and the unprocessed data volume information of the user, and outputting a processing capability grade list; evaluating the processing capability level list and the users without the processing capability, and outputting an evaluation result; generating a request ...

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12-05-2023 дата публикации

Combined storage rack for logistics management and use method thereof

Номер: CN116101672A
Автор: ZHOU JING, ZHANG WEN, WEN BO
Принадлежит:

The combined storage rack for logistics management comprises a rack body, sliding grooves are formed in one side of the inner top and one side of the inner bottom of the rack body correspondingly, a plurality of fixing blocks distributed in a linear array are arranged on the inner walls of the two sides of the rack body correspondingly, and adjusting assemblies are arranged on the sides, close to each other, of the multiple fixing blocks correspondingly; air cylinders are fixedly installed at the four corners of the bottom of the frame body, and buffering pads are fixedly installed at the bottoms of the air cylinders. In the using process, the storage rack can effectively increase the placing space in the rack body and clean dust, and the situation that an existing storage rack cannot place goods according to the goods order, possibly the situation that part of the space cannot be effectively utilized is avoided, meanwhile, due to long-time use, a large amount of dust and impurities can ...

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23-06-2023 дата публикации

Building energy consumption and carbon emission prediction model and prediction method based on BIM technology

Номер: CN116305431A
Принадлежит:

The invention discloses a building energy consumption and carbon emission prediction model and prediction method based on a BIM technology. The model comprises a physical mechanics layer, a data information layer, a model layer and a practical application layer. The model building method comprises the following steps: building a room digital twinborn model; establishing a physical object, obtaining building entity information, constructing an entity building map, and forming a physical mechanics layer; establishing a data information layer, and adding data information; interacting the physical and mechanical layer with the data layer to form a basic model layer; basic information of a building room is obtained from a BIM file, real-time mapping of a physical object and a BIM model is carried out, and construction of a physical mechanics layer and a data information layer is perfected; and constructing a corresponding relation between the digital twinborn models of different rooms and the ...

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25-07-2023 дата публикации

Data detection method and system based on big data behavior analysis

Номер: CN116488938A
Принадлежит:

The invention relates to a data detection method and system based on big data behavior analysis, and relates to the technical field of data security, and the method comprises the steps that a data acquisition module acquires to-be-received data of a terminal; the data detection module performs source detection and data volume detection on the to-be-received data; a data analysis module determines an analysis mode for the to-be-received data subjected to source detection and data volume detection; determining an optimization mode of the analysis mode according to the complexity difference value; source detection and data volume detection are carried out on the to-be-received data of the terminal, and the analysis mode during data analysis is determined according to the detection result, so that the safety and reliability of the data source are ensured, and the coding complexity of the to-be-received data is analyzed. And when the corresponding coding complexity is at different levels, the ...

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04-08-2023 дата публикации

One-key sequence control checking method, device and system based on MMS mirror image message monitoring and storage medium

Номер: CN116546064A
Принадлежит:

The invention provides a one-key sequence control checking method, device and system based on MMS mirror image message monitoring and a storage medium, and the method comprises the steps: capturing and filtering messages of remote signaling, remote measurement, remote control and the like related to a whole sequence control process in an actual sequence control operation process of a sequence control host and a measurement and control device through a mode of capturing and analyzing an MMS mirror image message in real time; generating a sequence control operation process reference library according to configurations such as a sequence control operation ticket and an SCD file; and analyzing and comparing the captured actual sequence control flow message with the signals in the reference library, and finally realizing correctness judgment of the sequence control test process. According to the invention, the limitation that the sequence control process debugging verification cannot be carried ...

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07-07-2023 дата публикации

Lead-containing ceramic for nuclear power station and preparation method of lead-containing ceramic

Номер: CN116396077A
Принадлежит:

The invention discloses lead-containing ceramic for a nuclear power plant and a preparation method of the lead-containing ceramic, the chemical formula of the lead-containing ceramic is Zr3PbC2 or Hf3PbC2, and the lead-containing ceramic is lead-containing ternary layered carbide ceramic with a nanometer layered structure and belongs to 312 phases in MAX-phase ceramic; the preparation method comprises the following steps: mixing Zr/Hf powder, Pb powder and C powder in a molar ratio of 3: (0.9-1.3): (2-2.3) under the protection of argon to obtain mixed powder; and heating the mixed powder to 1200-1400 DEG C, then cooling, and grinding off a surface carbonization layer to obtain the sample. The lead-containing ceramics Zr3PbC2 and Hf3PbC2 are discovered for the first time, discovery and preparation of new ceramics provide new material support for development of the nuclear industry, and safe operation of a nuclear reactor is ensured.

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30-05-2023 дата публикации

Enterprise carbon emission monitoring method, device and equipment and storage medium

Номер: CN116187800A
Принадлежит:

The invention provides an enterprise carbon emission monitoring method and device, equipment and a storage medium. The method comprises the steps that S1, carbon emission E electric power generated by enterprise outsourcing electric power of an enterprise is acquired; s2, acquiring the proportion D industry of the power consumption of the industry where the enterprise is located in the total energy consumption of the enterprise; and S3, according to the carbon emission generated by the outsourcing power of the enterprise and the proportion of the power consumption of the industry where the enterprise is located in the total energy consumption of the enterprise, determining the total carbon emission Eenterprise of the enterprise on the day. According to the invention, the current-day total carbon emission of the enterprise is calculated according to the carbon emission generated by the enterprise outsourcing power of the enterprise and the proportion of the power consumption of the industry ...

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27-06-2023 дата публикации

Genetic algorithm-based power system safety and stability control strategy generation method, device and system and storage medium

Номер: CN116345544A
Принадлежит:

The invention discloses a power system safety and stability control strategy generation method, device and system based on a genetic algorithm, and a storage medium. The method comprises the following steps: firstly, constructing a target power system fault set and a capacity set of each plant station cuttable machine; then traversing the fault set, using the fitness of the generator tripping strategy as a target function, using the response time weight, the system stability weight and the distance weight between the generator tripping plant station and the fault point as constraint conditions, and using a genetic algorithm to iterate the generator tripping capacity set to obtain an optimal generator tripping strategy; and finally verifying feasibility of the generator tripping strategy, and generating a target power system safety and stability control strategy. The method can quickly adapt to the change of the power system in real time, can quickly respond to and calculate the newest power ...

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02-06-2023 дата публикации

Sequential control logic checking device and method based on message monitoring

Номер: CN116203927A
Принадлежит:

The invention provides a sequence control logic checking device and method based on message monitoring. The device comprises a man-machine interaction module, a sequence control logic library generation module, a sequence control signal association module, a sequence control signal extraction recording module, a sequence control logic comparison module, a sequence control process visualization module and the like. The invention further discloses a sequence control logic checking method based on message monitoring, and comparison of related conditions of an operation order execution process and an execution result is carried out by monitoring sequence control related messages and combining a sequence control logic library. According to the invention, the one-key sequence control logic test of the sequence control host of the intelligent substation is realized, the test efficiency and the test safety and correctness are improved, and the safe operation reliability of the substation is enhanced ...

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28-04-2023 дата публикации

Method for adsorption regeneration of denitrification resin and quick start of biological treatment of regenerated waste liquid

Номер: CN116022885A
Принадлежит:

The invention relates to the technical field of sewage treatment, in particular to a denitrification resin adsorption regeneration and regeneration waste liquid biological treatment quick starting method which comprises the following steps: conveying tail water of a sewage plant to carry out resin denitrification reaction, and carrying out resin exchange adsorption on total nitrogen of nitrate in sewage; the resin saturated by adsorption automatically flows to perform resin regeneration, and regeneration is performed by adding a regenerant; the regenerated new resin is conveyed back to the resin denitrification reaction for reuse; carrying out denitrification nitrogen removal on regenerated waste liquid generated by resin regeneration by utilizing microorganisms; effluent of the regenerated liquid waste denitrification tank flows back to the biochemical tank of the original sewage plant. The method provided by the invention realizes the separation of resin'exchange adsorption 'and resin'desorption ...

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18-04-2023 дата публикации

Industrial internet multi-protocol communication isolation device

Номер: CN115988095A
Принадлежит:

The invention provides an industrial internet multi-protocol communication isolation device, which comprises a control unit, an isolation power supply unit, an isolation unit, a multi-protocol transceiving unit and a connector, the control unit provides a UART (Universal Asynchronous Receiver/Transmitter) interface signal, a mode selection signal MODE and a power supply VDDA; the isolation power supply unit introduces a power supply VDDA from the control unit, provides an isolation power supply VDDB of the isolation unit, and provides an isolation ground GNDB at the same time; the isolation unit uses three digital isolators IC1, IC2 and IC3 to perform isolation processing on UART interface signals provided by the control unit; the multi-protocol transceiving unit is used for converting a UART interface signal and an RS232/485/422 signal, receiving the UART interface signal sent by the control unit, converting the UART interface signal into the RS232/485/422 signal or receiving an external ...

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11-04-2023 дата публикации

Energy carbon emission prediction method and system based on multivariable grey model

Номер: CN115952888A
Принадлежит:

The invention discloses an energy carbon emission prediction method based on a multivariable gray model, and the method comprises the steps: obtaining data information of a target region as a carbon emission influence factor set, and obtaining energy consumption data as carbon emission source data; preliminarily screening factors of the carbon emission influence factor set; determining a final carbon emission influence factor set; inputting the carbon emission influence factor set into a multivariable grey model, and training to obtain an optimal carbon emission prediction model; and performing carbon emission prediction of the target area by using the carbon emission prediction model. The invention also discloses a system for realizing the energy carbon emission prediction method based on the multivariable gray model. According to the energy carbon emission prediction method and system based on the multivariable gray model, through innovative algorithm design and prediction model design ...

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18-04-2023 дата публикации

Denitrification resin regeneration system

Номер: CN115970770A
Принадлежит:

The invention relates to the technical field of sewage treatment, in particular to a denitrification resin regeneration system which comprises a resin regenerator, a regeneration brine system communicated with the water inlet end of the resin regenerator, a regeneration waste liquid pool communicated with the water outlet end of the resin regenerator and an air compression system used for injecting air into a pipeline to which the regeneration waste liquid pool belongs. The resin regenerator comprises a tank body, an upper water/gas pipe is arranged on the upper portion of the tank body and communicated with a plurality of upper water/gas distribution branch pipes, a lower water/gas pipe is arranged at the bottom of the tank body and communicated with a plurality of lower water/gas distribution branch pipes, and the upper water/gas distribution branch pipes and the lower water/gas distribution branch pipes are arranged in a staggered mode. The saline water regeneration system is respectively ...

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18-08-2023 дата публикации

Contour measurement method and device, equipment and storage medium

Номер: CN116604399A
Принадлежит:

The invention relates to the technical field of optical manufacturing and detection, and provides a contour measurement method, device and equipment and a storage medium, and the method comprises the steps: obtaining a plurality of first measurement points and at least two contour points of a to-be-measured element; obtaining first contour information of the to-be-measured element according to a preset element processing path and the plurality of first measurement points; for each first measuring point, determining the radius compensation direction of the first measuring point according to the initial position information of the first measuring point, the relative position information of the second measuring point and the first tool machining point and the at least two contour points; the first tool machining point corresponds to the second measuring point; and obtaining second contour information of the to-be-measured element according to the radius compensation direction and the first ...

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14-07-2023 дата публикации

Method for preparing sodium-ion battery negative electrode material by compounding bismuth metal and waste graphite and application of sodium-ion battery negative electrode material

Номер: CN116435637A
Принадлежит:

The invention discloses a method for preparing a negative electrode material of a sodium-ion battery by compounding bismuth metal and waste graphite and application, the method comprises the following steps: step 1, disassembling a negative electrode of a lithium battery, and collecting the waste graphite; step 2, putting the waste graphite into a corundum porcelain boat, calcining in a tubular furnace, heating to 500 DEG C at a heating rate of 2 DEG C/min in an inert atmosphere, preserving heat for 4 hours, cooling to room temperature along with the furnace, and collecting; step 3, putting Bi (NO3) 35H2O and graphite into a ball milling tank according to a molar ratio of 1: 1, carrying out ball milling at normal temperature for 4 hours, and then collecting; and 4, putting the collected material into a corundum porcelain boat, calcining in an inert atmosphere, heating to 700-900 DEG C at a heating rate of 2 DEG C/min, preserving heat for 2 hours, cooling to room temperature along with the ...

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29-08-2023 дата публикации

Four-remote information traceability and display method based on secondary loop model

Номер: CN116667523A
Принадлежит:

The invention provides a four-remote information traceability and display method based on a secondary loop model. The method comprises the following steps: deploying a cloud server on a safe IV area of an electric power secondary system; uploading a whole-station secondary circuit model file to the cloud server through a client webpage; real-time data interaction of four-remote information is carried out between the cloud server and the SCADA system; visualization of a secondary loop model and classification association and matching of four-remote information are carried out; performing visual layered display and traceability on a screen cabinet, secondary equipment, a terminal and a loop related to the four-remote information; the measurement and control device is operated at the mobile terminal to switch on or switch off a certain switch or disconnecting link, the simulation monitoring background sends a command to measurement and control, a secondary loop related to the command is displayed ...

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29-08-2023 дата публикации

Detection method for power satellite navigation time service security device

Номер: CN116660940A
Принадлежит:

The invention provides a method for detecting a power satellite navigation time service security device, which is used for detecting the capability of the satellite navigation time service security device for preventing and controlling satellite navigation abnormal service and false satellite interference deception by simulating a satellite navigation receiving antenna output signal. According to the method, a simulation satellite navigation antenna receiving signal is connected to a satellite navigation antenna interface of a satellite navigation time service security device, and time-frequency migration and signal strength control of simulation satellite navigation time service are adopted to respond to an output signal of the satellite navigation time service security device in real time. And the performance of the satellite navigation time service security device for resisting abnormal satellite time-frequency migration and preventing and controlling false satellite interference deception ...

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28-04-2023 дата публикации

Real-time online data security compliance supervision method and device and storage medium

Номер: CN116028962A
Принадлежит:

The invention discloses a real-time online data security compliance supervision method and device and a storage medium, and belongs to the technical field of data compliance supervision. Comprising the steps that a supervision end and a supervised end are configured and connected, and a compliance rule base is loaded; if the supervised end meets a certain activeness and works normally, the supervision end correspondingly issues a supervision strategy in a compliance rule base according to the industry where the supervised end is located; the supervised end uploads a non-compliance event, and the supervision end issues a corresponding rectification task; after obtaining the rectification task, the supervised end carries out rectification, and uploads the rectification condition to the supervision end; the supervision end judges whether rectification is completed or not, and if the rectification is completed, the step from non-compliance event collection to rectification is continuously and ...

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04-04-2023 дата публикации

Energy carbon emission prediction method and system based on multi-source data

Номер: CN115907186A
Принадлежит:

The invention discloses an energy carbon emission prediction method based on multi-source data, and the method comprises the steps: obtaining operation data information of a target region, processing the operation data information to obtain a data set, and dividing the data set; initializing an SA algorithm, a PSO algorithm and an LSSVM algorithm; updating the local optimal value and the global optimal value of the individual based on the fitness value of each particle in the PSO algorithm; updating the position of the current particle according to an SA algorithm and generating a new particle; annealing operation is carried out according to corresponding data of particles in the PSO algorithm; after iteration is completed, a trained LSSVM algorithm model is obtained; and performing a plurality of precision tests on the LSSVM algorithm model, and performing reverse normalization on output data when conditions are met to obtain final carbon emission prediction data. The invention also discloses ...

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06-06-2023 дата публикации

Bearing fault diagnosis method and device

Номер: CN116223041A
Принадлежит:

The invention discloses a bearing fault diagnosis method and device. The method comprises the following steps: S1, extracting historical signal characteristics of a rolling bearing in a fault state; s2, eliminating signal interference variables in the historical signal features to obtain screened historical signal features; s3, constructing a prediction model according to the screened historical signal features; and S4, inputting the signal characteristics of the rolling bearing in a fault state during working into the prediction model to evaluate the working health condition of the rolling bearing. By adopting the technical scheme of the invention, the problem that the working health condition of the rolling bearing can be accurately evaluated easily is solved.

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