22results about How to "Real-time storage" patented technology

The invention discloses a multi-modal lithology identification method and system. The method comprises the following steps: acquiring a rock sample image and a rock mesoscopic image; preprocessing the obtained images, and inputting the preprocessed rock sample images and rock mesoscopic images into the trained fusion model for real-time identification; outputting a lithology identification result by the fusion model, and naming the image according to the identification result; according to the method, the lithology of the surrounding rock is identified by establishing the fusion model based on deep learning, the fusion model can fuse the color, texture, shape and other features of the rock sample image with the crystal structure, pore distribution, particle size and other features of the rock mesoscopic image, mapping is formed by corresponding rock relations, and therefore the purpose of automatic identification is achieved; the lithology intelligent identification method based on deep learning is high in identification speed, low in cost, high in accuracy and high in automation degree, and the requirements for professional knowledge and identification experience of constructors are reduced.

The invention belongs to the technical field of intelligent disaster prevention, and particularly relates to a digital twinborn intelligent operation, maintenance and evaluation system for energy dissipation and shock absorption parts. The system comprises an intelligent sensing module, a fidelity reduced-order model and a virtual-real interaction intelligent decision-making module, and a solution is provided for intelligent operation and maintenance of energy dissipation and shock absorption parts by integrating and adopting a digital twin technology, an internet of things technology, an edge computing technology and other technologies. According to the method, a digital twinborn technology is adopted to establish a fidelity virtual twinborn body of the energy dissipation and shock absorption part, the overall performance state of the part is perspective through a virtual sensor means, and a new technology is provided for whole-life-cycle operation and maintenance of the part. By means of the technology, the performance state of the core component of the engineering structure can be mastered in real time, the core component can be kept in a full-time online transparent state in the whole life cycle, and the anti-disaster toughness capacity of the engineering structure is improved on the whole.

The invention relates to the field of intelligent control of wheel lathes, and discloses an intelligent turning repair system for a rail transit wheel lathe and an operation method of the intelligent turning repair system. Comprising an informatization computer arranged on a wheel lathe, a wheel set automatic conveying module, a wheel set full-size measurement and automatic tool setting module, an economic turning repair software module, a machining state visual monitoring module and a clamping jaw orientation and automatic positioning clamping module. The informatization computer is connected with the wheel set maintenance informatization system; the wheel set automatic conveying module is used for conveying wheel sets to be subjected to turning repair and wheel sets subjected to turning repair; the wheel set full-size measurement and automatic tool setting module is connected with a wheel set tread to be subjected to turning repair and a wheel set tread subjected to turning repair; the economic turning repair software module is connected with the wheel lathe numerical control system; the machining state visual monitoring module is connected with a wheel lathe left-right numerical control tool rest. And the claw orientation and automatic positioning clamping module is connected with left and right tips and claws of the wheel lathe. The operation method comprises six steps, the intelligent degree and the automation degree are high, and the machining consistency is good.

The invention relates to the technical field of ship shafting design, in particular to an intelligent testing device and method for the leakage rate of a ship stern shaft sealing device. According to the intelligent testing device and method for the leakage rate of the marine stern shaft sealing device, the leakage rate data of the whole period of the stern shaft sealing device can be measured and stored in real time, the measurement precision is high, the state of the stern shaft sealing device can be analyzed and diagnosed conveniently, early warning can be provided for maintenance and repair of the stern shaft sealing device, and the service life of the stern shaft sealing device is prolonged. And data support can be provided for design optimization of the stern shaft sealing device.

The invention discloses an algorithm for api authority control. The algorithm comprises the following steps: collecting user attributes in an API request; verifying the integrity and validity of the collected user attributes; matching the verified user attribute with a pre-stored access control policy to determine an applicable policy; based on the matched strategy, the access authority of the user to the requested API is evaluated, and a permission or rejection decision is generated; and executing the decision, and performing audit recording on the access attempt. Attribute-based access control is adopted to allow dynamic adjustment of access strategies according to wide conditions such as places and time, the method is more suitable for complex and dynamic environments, the algorithm provides clear strategy matching and authority evaluation processes, and a system administrator is helped to understand and manage access control rules more easily.

The invention relates to the technical field of nuclear power station analog machines, discloses an analog machine transient data real-time acquisition and storage method and system, and solves the problem that in the prior art, transient data of an analog machine cannot be effectively acquired and stored, so that accurate positioning and finding in the analog machine training process cannot be realized. And the simulation precision of the simulator cannot be improved. According to the method, multiple pieces of transient data in a real-time library of an analog machine are collected based on a preset period, each piece of transient data comprises data of multiple collection points, and the multiple pieces of transient data are stored in a transient database in a preset storage format. According to the invention, real-time, high-precision and omnibearing acquisition and storage of transient data in the analog machine training process are realized, and reference is provided for improvement of the analog machine.

The present invention belongs to the technical field of overpressure protection during the water pressure test of the primary circuit of a nuclear power plant, and specifically relates to a method for realizing simple and effective overpressure protection of the primary circuit water pressure test when the entire primary circuit needs a water pressure test after the overhaul of the nuclear power plant. The measurement signals of four pressure gauges are connected to the DCS signal acquisition cabinet, and the designed overpressure protection setting value is written into the DCS software. The DCS software processes and calculates the collected signals according to the overpressure protection setting value. When the measured pressure value exceeds the setting value, the pressure relief valve is opened to release the pressure or the water pressure test pump is shut down to prevent the primary circuit from overpressure; and a preliminary experiment of the water pressure test of the primary circuit is carried out. The present invention can avoid accidental pressure relief of the primary circuit due to malfunction of the protection system during overpressure or boosting of the primary circuit, which ultimately leads to water pressure failure of the entire primary circuit.

The invention discloses a video backtracking method and device based on an iOS end, equipment and a storage medium, and relates to the technical field of video backtracking. The method comprises the following steps: in response to detection of start of a video traceable process, executing initialization of a software development kit component, and setting a first sub-thread and a second sub-thread to wait for work; in response to the fact that the video traceable starting method of the software development kit is called, starting current equipment screen drawing through a main thread of a software development kit component, and converting the current equipment screen drawing into screen bitmap image data; receiving screen bitmap image data through the first sub-thread and storing the screen bitmap image data to a database; and in response to the fact that the video traceable ending method of the software development kit is called, stopping screen drawing of the current equipment, executing video generation through the second sub-thread according to the screen bitmap image data stored in the database, and exporting the video. According to the invention, the video backtracking management method without perception of the user can be simply and efficiently realized.

The application discloses an Internet of Things mass service bill processing system, method and device and a storage medium, and comprises an application software service layer, a platform environment service layer and an infrastructure service layer.The application software service layer is used for collecting first service bills, and performing format analysis, deduplication, merging and distribution processing on the first service bills to obtain first bill files and first bill messages, and then uploading the first bill files and the first bill messages.The platform environment service layer is deployed with a distributed file system, a distributed coordination service, a data database and a streaming processing framework, is used for receiving the first bill files and the first bill messages, and performing full-amount synchronization on the data database according to the first bill files and incremental synchronization on the data database according to the first bill messages.The infrastructure service layer comprises a bottom cloud host, and is used for providing a computing resource pool, a storage resource pool and a network resource pool.The application improves the processing efficiency of service bills, optimizes the use perception of users, and can be widely applied to the technical field of data processing.

The present invention discloses an electronic medical record management system and method based on cloud computing, which relates to the technical field of medical informatics, and includes a front-end module, a management gateway, a cloud account server, a cloud encryption server, a cloud storage server, etc. The random characteristics of the account login time are used to construct an account login time matrix, and the values ​​of two data among five login time data are randomly extracted to construct a random key matrix; based on the operation of Unicode encoding values, the text information to be encrypted is encrypted through the random key matrix to achieve the first layer of privacy protection; through the superposition of two-level account passwords, the random key matrix is ​​encrypted to obtain an encryption key matrix to achieve the second layer of privacy protection; based on cloud computing, real-time storage and synchronization of cloud data are realized, and the storage load is balanced through scientific and dynamic regulation of data storage volume; by setting primary accounts and secondary accounts, information sharing requests and authorization mechanisms, cross-institutional data sharing is supported.

The present invention discloses a valve air tightness detection device, including a fuselage and a water reservoir formed on the fuselage, a lifting platform is provided above the water reservoir, driving parts are symmetrically arranged on the lifting platform, each of the driving parts is connected to a sealing part, one of the sealing parts is connected to an air intake pipe, a detection platform is provided at a position between two sealing parts on the lifting platform through a rotating shaft, a detection station for placing the valve and corresponding to the sealing part is formed on the detection platform, and the axis of the rotating shaft is parallel to the symmetry line of the two sealing parts. The present invention has the following advantages and effects: the detection device can detect valves of different models and with large differences in appearance and contour, and the operation is simple, the detection efficiency is high and the versatility of the device is better; the device can also realize real-time storage of detection data, which is convenient for later viewing.

The invention discloses a satellite load antenna hinge coaxiality adjustment test system and a test method thereof. The system is characterized by comprising a light source system which is fixed on an upper pin shaft of an antenna hinge in a manner of realizing 360-degree reciprocating rotation motion on the upper pin shaft; the imaging system is fixed on the lower pin shaft of the antenna hinge in a manner that the imaging system can realize reciprocating rotation motion greater than 180 degrees on the lower pin shaft; and the display control system is used for man-machine interaction, displaying the dynamic condition of the cross image on the target surface of the camera of the imaging system, searching the center of the cross through an image processing algorithm, fitting a circle curve and displaying and measuring the coaxiality of the antenna hinge, and has the functions of recording and inquiring measured data. The method solves the problems of indirect measurement, inaccurate measurement result and the like, can be used for satellite load antenna assembly production, and is high in precision, capable of realizing direct measurement, traceable in data and high in assembly and adjustment efficiency.

The utility model discloses an explosion-proof monitoring and storing all-in-one machine which comprises a shell composed of a panel and a rear cover, liquid crystal screen explosion-proof tempered glass is arranged on the front face of the shell, a liquid crystal screen is tightly attached to the inner side of the liquid crystal screen explosion-proof tempered glass, the liquid crystal screen is fixed to the rear cover through a liquid crystal screen pressing plate, and a communication mainboard is arranged on the liquid crystal screen pressing plate. A camera cylinder is fixed on the rear cover, camera explosion-proof glass is inlaid in a camera front cover of the camera cylinder, a camera assembly is fixed on the inner side of the camera cylinder, and the camera assembly transmits collected signals to the communication mainboard. According to the utility model, the explosion-proof display screen is arranged, so that the device can be used for checking the field monitoring direction in real time, making accurate judgment and storing in real time, and data can be transmitted to the background in real time through a network, thereby meeting the requirement of safety monitoring.

The present invention discloses a device and method for determining the moisture diffusion coefficient of cement-based materials, and relates to the field of determining physical property parameters of cement-based materials. The measuring device comprises: a mold for fixing embedded pipes and casting cement-based material specimens; embedded pipes for placing temperature and humidity sensors; temperature and humidity sensors for collecting humidity data; and a portable data analyzer for analyzing humidity data and displaying results, and can be connected to a computer. The present invention can effectively determine the moisture diffusion coefficient of cement-based materials, the device is simple and portable, easy to operate, and can quickly analyze and display results, solving the problem that the moisture diffusion coefficient is difficult to determine quickly, and providing measured physical property parameters for durability analysis of cement-based materials. It is suitable for determining the moisture diffusion coefficient of cement-based materials under the same conditions in laboratory scientific research experiments and engineering sites, and can be promoted and applied as a standard device and standard method.

The invention discloses a multi-person sleep detection system based on non-contact type physical sign monitoring, belongs to the technical field of sleep detection systems, and aims to solve the problem that the accuracy is greatly reduced due to the fact that an existing non-contact type sleep monitoring system is influenced by human body shaking. The system does not need to wear equipment, improves comfort and naturalness, is suitable for long-term monitoring, simultaneously monitors respiration and heartbeat data of a plurality of individuals, improves efficiency and coverage, provides high-precision real-time monitoring by using a millimeter wave radar and a laser radar in combination with an advanced signal processing algorithm, and realizes real-time monitoring through denoising and feature extraction technologies. The system ensures accuracy and stability of monitoring data, displays and stores the monitoring data in real time, supports subsequent analysis, is beneficial to health management and illness state tracking, is suitable for a plurality of scenes such as families, hospitals and nursing homes, and provides support for personal health monitoring and medical treatment.

The application relates to a lock-free real-time flow system applied to electroencephalogram, which comprises a collecting unit, a first lock-free ring buffer, a buffering unit, a second lock-free ring buffer and a processing unit; the collecting unit is used for collecting electroencephalogram signals; the first lock-free ring buffer is used for storing the electroencephalogram signals received from the collecting unit in a lock-free mode; the buffering unit is used for performing data preprocessing operation on the electroencephalogram signals read from the first lock-free ring buffer, so as to obtain relevant feature data, and the feature data is stored, packaged and / or transmitted to the second lock-free ring buffer; the second lock-free ring buffer is used for storing the feature data received from the buffering unit in a lock-free mode; and the processing unit is used for suspending a thread after extracting the feature data from the second lock-free ring buffer, and classifying the feature data by using a deep learning algorithm. The application has flexible and efficient data management capability, and has wide adaptability and fast response speed.

The invention discloses a measuring device for the permeability characteristics of slurry in a shield tunnel, which relates to the technical field of tunnel stability excavation, and aims to solve the existing problem that it is impossible to independently and simultaneously monitor the pressure change process and change key parameters such as the seepage coefficient, and its measurement accuracy is greatly affected by human operation and changes in disassembly and assembly time; through this measuring device, real-time monitoring and storage of experimental data on the infiltration characteristics of slurry in the shield tunnel can be achieved, and the permeability coefficient of the change in pore water pressure due to the infiltration of slurry in the shield tunnel can be analyzed based on the monitoring data of multiple sensors at different positions. The measuring device has good sealing performance, can continuously and automatically collect data, and is less affected by external interference. The measuring device can simulate different hydraulic gradient conditions through a reducer structure.

The invention discloses a signal retrieval method based on an FPGA (Field Programmable Gate Array), which comprises the following steps of: channelizing a signal formed by superposing N pulse signals, carrying out signal detection on multiple paths of parallel frequency domain complex signals output by channelization by virtue of the advantage of parallel processing of the FPGA, and according to a detection result, carrying out signal retrieval on the N pulse signals. Respectively recording a starting channel, a starting frequency, starting time, a terminating channel, a terminating frequency and terminating time of each existing signal by using N registers in a signal retrieval module circuit; if a certain signal disappears, the initial data and the termination data in the corresponding register are read out and emptied, the empty register waits for storage of the initial data and the termination data of the next effective signal, the register write-in operation and the register read-out operation are repeatedly executed, and the signal retrieval function is achieved. According to the signal retrieval module circuit for the multi-path parallel signals, the real-time retrieval of the pulse signals is realized, so that the problem of long time consumption for extracting parameters of the pulse signals is effectively solved.

The present disclosure provides a video processing method, an electronic device, a storage medium and a product, wherein the method comprises: detecting a video processing request of a first user; wherein the video processing request carries position information and / or a processing mode of a target video to be processed; determining a target cache space corresponding to the first user in a cloud public cache space, and determining a target video corresponding to the video processing request in the target cache space; wherein the target cache space is used to store a video stream generated by the first user on a client; processing the target video according to the processing mode indicated by the video processing request, and returning the target video after processing to the first user. Avoids the situation that the video stream is lost and cannot be traced back due to the user forgetting to click the video recording.

The invention provides a training data acquisition method and device for virtual training effect evaluation, and the method comprises the steps: caching training process data when the data transmission of the training process data of a virtual training system is carried out, and deleting the cached training process data when the data transmission is completed; performing data cleaning on the transmitted training process data to obtain target training data; the method comprises the following steps: collecting target training data, performing aggregation processing on unstructured data in the target training data to obtain collected training process data, performing data reorganization by adopting a data form of a data cube, and performing virtual training effect evaluation on the reorganized training process data. According to the virtual training system, the defects that in the prior art, training process data collection of the virtual training system depends on manual operation, the training process data is numerous, the system load requirement is high, the data collection efficiency is low, and the real-time training evaluation requirement is difficult to meet are overcome.

The invention relates to a high-speed image two-way real-time frame extraction resolving method, which comprises the following steps of: setting imaging parameters, transmitting the imaging parameters to a control panel through a 422 interface, and transmitting the imaging parameters to a high-speed focal plane through the 422 interface by the control panel; the high-speed focal plane receives the imaging parameter instruction to perform high-speed imaging, generates an M-frame / second image, and performs unique numbering on the M-frame / second image; and performing frame extraction calculation on the generated M frames / second image to obtain an image containing a target and target information. According to the invention, real-time processing of a high-speed image can be realized on a non-ground platform, information of a high-speed moving object in the image is obtained, and the method is used for real-time monitoring of the high-speed moving object by an external field high-altitude platform, and belongs to the technical field of real-time processing of large-data-volume images.

The invention relates to a cable tunnel inspection trolley, and belongs to the technical field of power system detection, the inspection trolley comprises a trolley body, a walking module, an image acquisition module, a gas recognition module, a temperature and humidity detection module, a main control module, a storage module and a wireless transmission module, the image acquisition module acquires images in a cable tunnel; the gas recognition module recognizes harmful gas in the tunnel; the temperature and humidity detection module detects the temperature and humidity in the tunnel; the cable fault detection module detects a fault cable; the main control module is connected with the walking module, the image acquisition module, the gas identification module, the temperature and humidity detection module and the cable fault detection module; the storage module is connected with the main control module and stores data detected by each module; and the wireless transmission module is connected with the main control module and uploads data detected by each module to a remote control terminal.