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46results about How to "Rich input" patented technology

Method for predicting wind speed along railway through integrating actual measurement data of multiple wind measurement stations

The invention discloses a method for predicting the wind speed along a railway through integrating the actual measurement data of multiple wind measurement stations, and the method comprises the following steps: 1, installing auxiliary wind measurement stations at the position of a target wind measurement station, and collecting the wind speed data; 2, carrying out the filtering processing of a wind speed data sample; 3, removing high-frequency jump characteristics through two-layer wavelet decomposition, and extracting the low-frequency data of the last layer; 4, selecting the data of m auxiliary wind measurement stations with the higher significance with the data of the target wind measurement station; 5, carrying out the two-layer wavelet decomposition of the low-frequency data layers of the target wind measurement station and the selected m auxiliary wind measurement stations; 6, training a PSO-MLP neural network model; 7, inputting the actual measurement wind speed values measured by the m auxiliary wind measurement stations into a prediction model, and obtaining a wind speed prediction value of the target wind measurement station. The method provided by the invention can effectively improve the prediction precision of the wind speed along the railway, guarantees the stability of the prediction model, and can avoid prediction interruption caused by a single-wind-measurement-station sensor hardware fault.
Owner:CENT SOUTH UNIV

Vehicle-mounted terminal system based on cloud platform

The invention discloses a vehicle-mounted terminal system based on a cloud platform. The vehicle-mounted terminal system is characterized by comprising a vehicle-mounted terminal body and being implemented according to a working principle and a communication specification of a vehicle terminal system based on a cloud platform and a communication and control method among the vehicle-mounted terminal, the cloud platform, a vehicle controller, and a mobile device. The vehicle-mounted terminal includes a control module, a positioning module, a communication module, a network module, a video acquisition module, and a power supply module; the vehicle-mounted terminal carries out communication and data transmission with the cloud platform to realize remote monitoring; and the vehicle-mounted terminal carries out communication and data transmission with the vehicle controller by the network module to realize remote controlling of the vehicle. The vehicle-mounted terminal based on the cloud platform serving as a vehicle networking and dispatching control part is used for realizing all-round vehicle monitoring and management as well as vehicle positioning, remote monitoring and operation control, and data acquisition. On the basis of a three-dimensional network system established by the vehicle-mounted terminal, the mobile terminal and the cloud platform, effective docking of vehicle resources and application demands is realized, personalized application services can be provided for users; the requirement of the national transportation energy strategic transformation is met; and theinevitable tendency of transformation and upgrading development of the public transportation industry is promoted.
Owner:中科环森智慧科技(苏州)有限公司

Pure electric vehicle intelligent vacuum pump control system and method based on whole vehicle CAN framework

The invention discloses a pure electric vehicle intelligent vacuum pump control system and method based on a whole vehicle CAN framework. The system comprises a vacuum pump controller module which isused for providing the working time of a vacuum pump motor, the vacuum degree of a vacuum tank and the character prompts and indicating lamp prompt signals of a vacuum pump system and controlling thework and stop of a vacuum pump, an instrument module which is used for informing a driver of the information sent by the vacuum pump controller module and a vehicle-mounted remote information processing controller module in the form of characters and indicating lamps, a vehicle control unit module which is used for providing vehicle speed, wheel speed, gears, driving motor torque, vehicle brakingdeceleration signals, vehicle ambient atmospheric pressure and vehicle service time, and the vehicle-mounted remote information processing controller module which is used for recording the vehicle state and the state of the vacuum pump system in real time, carrying out detection and feeding back a detection result to the vacuum pump controller module and a background. The characteristics of a VCU,an instrument and a T-BOX are combined, more comprehensive input is provided for work of the vacuum pump, and the vehicle driving safety is effectively improved.
Owner:郑州日产汽车有限公司

Nuclear facility retired waste virtual renovation and statistics system and method

The invention provides a nuclear facility retired waste virtual renovation and statistics system and method, and the system comprises a scene initialization module used for importing a pre-created nuclear facility three-dimensional model according to the demands of a user, and completing the binding of a radiation source of the nuclear facility three-dimensional model; a virtual operation module used for simulating actual retirement operation to cut and / or dismantle the nuclear facility three-dimensional model to generate a waste model in a target shape; a waste statistics module used for establishing a waste library storage waste model and counting waste information of the waste model; and a waste reconditioning module used for entering the waste library to select a target waste model forpackaging simulation, and judging whether the packaged target waste model meets the temporary storage requirement or not. The nuclear facility retired waste virtual renovation and statistics system and method provided by the invention not only can accurately record multi-dimensional waste information, but also can be used for comparing the advantages and disadvantages of different retired operation modes, so that a more reasonable execution scheme is formulated.
Owner:中广核工程有限公司 +3

Real-time identification method and system for dominant oscillation mode of electric power system under fault disturbance

The invention discloses a real-time identification method and system for the dominant oscillation mode of an electric power system under fault disturbance, which specifically comprises the steps of carrying out fitting analysis on an electric power system oscillation signal to be measured by using a Prony model and combining a WLAV method; iteratively solving the fitting analysis model, stopping the calculation when the preset accuracy requirements are met, obtaining a calculation result, determining an optimal solution of the model order, and thus acquiring an optimal solution p-order Prony model; analyzing the electric power system oscillation signal to be measured by using the optimal solution p-order Prony model, calculating the energy of each oscillation mode, carrying out classification, sorting according to the energy values to determine the oscillation type of the system under the fault disturbance, and identifying the dominant oscillation mode of the system by combining the oscillation type. The identification method disclosed by the invention does not need to establish an accurate mathematical model of the electric power system, and can identify the dominant oscillation mode of the system by only analyzing response signals of each electrical quantity of the system after the occurrence of the fault disturbance.
Owner:STATE GRID SHAANXI ELECTRIC POWER RES INST +1

Human body three-dimensional model establishing method and device, electronic equipment and storage medium

The invention relates to a human body three-dimensional model establishing method and device, electronic equipment and a storage medium. The precision of an established human body three-dimensional model can be improved. The method comprises the following steps: acquiring a to-be-processed image including a human body; inputting the to-be-processed image into the neural network model to respectively obtain a first intermediate feature map and the position of a two-dimensional key point of a human body in the to-be-processed image, wherein the first intermediate feature map is used for representing surface structure information of a human body in the to-be-processed image; performing fusion processing on the first intermediate feature map and the two-dimensional key point position of the human body to obtain a fused feature map; inputting the fused feature graph into a graph convolutional neural network to obtain pose parameters of the human body; inputting the fused feature map into a parameter extraction network to obtain human body form parameters and camera parameters; and establishing a human body three-dimensional model of the human body according to the pose parameters, the human body shape parameters and the camera parameters.
Owner:BEIJING DAJIA INTERNET INFORMATION TECH CO LTD

Brain state prediction model training device, prediction device and electronic equipment

The invention provides a brain state prediction model training device, a prediction device and electronic equipment. The training device comprises a construction module which is used for constructing a training data set, wherein the training data set comprises multiple pieces of sample data, and each piece of sample data comprises a sample brain image, a real brain age and a real brain gender; a calculation module, which is used for extracting abstract features of the sample brain image through a convolutional neural network, calculating to obtain an output brain gender probability and an output brain age probability in a plurality of preset brain age groups, calculating the similarity between the output brain age probability and a real brain age probability and the similarity between the output brain gender probability and a real brain gender, and outputting the similarity between the output brain gender probability and the real brain age group, obtaining a first calculation result and a second calculation result; a training module, which is used for optimizing network parameters of the convolutional neural network according to the first calculation result and the second calculation result to obtain a brain state prediction model; a brain state prediction model, which predicts brain age prediction and brain gender at the same time, with a higher precision of the brain age prediction precision.
Owner:BEIJING TIANTAN HOSPITAL AFFILIATED TO CAPITAL MEDICAL UNIV

Senior high school student division assistant decision-making system

PendingCN112348727AMeet learning and growth needsSolve the blindnessData processing applicationsDigital data information retrievalDecision takingKnowledge management
The invention relates to a senior high school student division assistant decision-making system, which comprises a mobile terminal and a service terminal in wireless communication connection with themobile terminal. The mobile terminal is provided with an APP used by a user and assisting the user in division selection, and correspondingly, the mobile terminal is provided with an icon for displaying the APP. The system also comprises a registration login unit, an activation code storage unit, a database, a query unit and a screening unit. According to the intelligent feedback of the senior high school student division assistant decision-making system, a more balanced selection is made between personal interests and professional requirements of an application university, so that the personal interests are taken into consideration, the requirements of college major application are met, the blindness of division selection is reduced, the individual learning and growth requirements are better met, and the technical problems that in the prior art, the blindness is large during division selection of senior high school students, and the individual growth requirements are difficult to meetare effectively solved.
Owner:上海去森教育科技有限公司

Continuously variable device

The invention relates to a continuously variable transmission scheme. The driving shaft of the continuously variable transmission device is connected to the starting device by power, and the driven shaft of the continuously variable transmission device is connected to the auxiliary transmission input shaft by power. Between the drive shaft of the continuously variable transmission device and the output shaft of the auxiliary transmission, a transmission connection can be formed by two-stage spur gears. The drive gear in the two-stage gear transmission is coaxially arranged with the drive shaft of the continuously variable transmission device, and a 1 is arranged between them. A wet multi-plate clutch can engage and disengage the power connection between the driving shaft of the continuously variable transmission and the two-stage gear transmission. The driven gear in the two-stage gear transmission is arranged coaxially with the auxiliary transmission output shaft and forms a constant power connection. The driving gear and the driven gear in the two-stage gear transmission realize meshing transmission connection through an intermediate gear or an intermediate gear shaft. The auxiliary transmission is a planetary gear type, which can realize neutral gear, parking gear, 2 forward gears and 1 reverse gear through 1 internal and external meshing planetary gear. When the auxiliary transmission is in two different forward gears, the driving shaft of the continuously variable transmission and the driving gear of the two-stage gear transmission all have the same rotational speed.
Owner:王亚

A health patient information input system

The invention discloses a healthiness and illness information input system which comprises a database and a user side interface, wherein the database stores healthiness and illness information of various modes and basic information and healthiness and illness information of a user; data structures of the healthiness and illness information include but not limited to the healthiness and illness information, hierarchical relation information between the healthiness and illness information, positioning information of the healthiness and illness information, explanation information of the healthiness and illness information and relevant information of the healthiness and illness information; the user side interface is used for inquiring, displaying, inputting, storing and updating the basic information and the healthiness and illness information of the user, and can display the following information including but not limited to the healthiness and illness information, the hierarchical relation information between the healthiness and illness information, the positioning information of the healthiness and illness information, the explanation information of the healthiness and illness information and the relevant information of the healthiness and illness information. The healthiness and illness information input system can quickly and briefly input certain healthiness and illness related information in a focusing manner, and the complete healthiness and illness related information of a person can be input more accurately, comprehensively and systematically in a more standardized manner.
Owner:何军志

Real-time identification method and system for dominant mode of power system oscillation under fault disturbance

The invention discloses a real-time identification method and system for the dominant mode of power system oscillation under fault disturbance. The specific steps include: using the Prony model combined with the WLAV method to perform fitting analysis on the oscillation signal of the power system to be measured; Iteratively solve, stop the calculation when the preset accuracy requirements are reached, obtain the calculation results and determine the optimal solution of the model order p, and then obtain the optimal solution p-order Prony model; use the optimal solution p-order Prony model to test the power system The oscillation signal is analyzed, the energy of each oscillation mode is calculated and classified, sorted according to the energy value, the oscillation type of the system under fault disturbance is determined, and the dominant oscillation mode of the system is identified based on the oscillation type. The identification method of the present invention does not need to establish an accurate mathematical model of the power system, but only needs to analyze the response signals of each electrical quantity of the system after the fault disturbance occurs, so as to identify the oscillation dominant mode of the system.
Owner:STATE GRID SHAANXI ELECTRIC POWER RES INST +1
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