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108 results about "Software simulation" patented technology

A software simulation is a model of your software that allows you to demonstrate its key functions and operations. Using software simulations, you can show your customer how everything works in your program. Also, you can make it interactive, like this sample simulation created with iSpring Pro.

Automatic simulation test system and method of semiconductor EAP system

PendingCN121387756AError detection/correctionRegression testingSoftware emulation
The invention provides an automatic simulation test system and method for a semiconductor EAP system, and belongs to the field of semiconductor manufacturing, and the method specifically comprises the steps: defining a test scene through test case coding; constructing a test environment by using the equipment simulation module and the external system simulation module; driving a test process of the tested EAP program through an automatic execution engine and generating real-time output data corresponding to the tested EAP program; and comparing the real-time output data generated by the automatic execution engine with an expected result, and generating a test report. According to the processing scheme, behaviors of equipment and an external system are truly simulated in a software simulation mode, an actual production scene is accurately restored in a test link, dependence on a physical environment is reduced, and test coverage is improved; and moreover, the test scene is solidified through codes and configuration files, so that the versioning management and one-key automatic regression test of the test cases are realized, the test efficiency is remarkably improved, and the quality of secondary development is guaranteed.
Owner:PENGXI SEMICONDUCTOR TECHNOLOGY (BEIJING) CO LTD

Industrial simulation control method and system based on natural language driving

PendingCN121744917ASemantic analysisText processingSoftware emulationSoftware engineering
The invention discloses an industrial simulation control method and system based on natural language driving, and belongs to the technical field of industrial simulation. According to an existing industrial simulation control scheme, how to transmit simulation parameters into simulation software is not disclosed, and setting of simulation instructions cannot be completed. According to the industrial simulation control method based on natural language driving, a natural language instruction input by a user is analyzed by constructing a simulation language recognition model, an interaction channel creation model and an instruction mapping model, and a simulation driving channel is established between industrial simulation software and the simulation language recognition model; standardized transmission and cross-platform data interaction of data and commands are realized, and instruction transmission and data sharing are facilitated; and further based on the instruction protocol conversion relationship, the operation command is converted to obtain the execution message, so that automatic setting of different software simulation instructions can be realized, the compatibility and integration problems among different simulation platforms are effectively solved, and the user experience is improved.
Owner:ZHEJIANG YUANSUAN TECH CO LTD

Satellite-borne edge computing task unloading semi-physical simulation system and method

The invention relates to the technical field of satellite-borne edge computing and simulation, and provides a satellite-borne edge computing task unloading semi-physical simulation system. Comprising a physical satellite-borne edge computing device, a software virtual satellite-borne edge computing device, a ground user device, a space environment simulator, a container and cloud management base, a resource data distribution module and a task unloading scheduling module. The physical satellite-borne edge computing device and the software virtual satellite-borne edge computing device jointly construct a cloud side end cooperative computing cluster, the ground user device is used for initiating a computing task request, the space environment simulator is used for simulating spatial network characteristics, and the container and the cloud management base are used for achieving all-node unified management and control. The resource data distribution module is used for issuing and subscribing node resources and environment information, and the task unloading scheduling module is used for executing a task unloading decision. The problems that in the prior art, on-orbit verification cost is high, a pure software simulation environment is distorted, algorithm credibility is insufficient, and a satellite-borne data set is scarce are solved.
Owner:SHANGHAI SPACEFLIGHT ELECTRONICS & COMM EQUIP RES INST

Method and system for realizing online simulation of HMI simulator

The invention relates to the technical field of industrial automation control, and provides a method and system for achieving online simulation of an HMI simulator, and the method comprises the steps: monitoring the starting and offline simulation process of an original HMI programming software simulator, and confirming that the original HMI programming software simulator completes the generation of a configuration file; receiving a mode switching instruction of a user through the mode switching interface; in response to the mode switching instruction, terminating the current simulator process; modifying a configuration file generated by the simulator, modifying an operation mode parameter in the configuration file from a first value representing offline simulation to a second value representing online simulation, and dynamically configuring a communication port parameter; the verification information of the configuration file is updated to ensure the legality of the file; and restarting the simulator, and loading the modified configuration file by the simulator so as to establish communication connection with an external PLC (Programmable Logic Controller) or instrument and enter an online simulation mode. On the premise of not depending on entity hardware, online communication and real-time joint debugging of the HMI simulator and the external equipment can be realized.
Owner:高子洲

Glass bottle lightweight forming process optimization system

PendingCN121809856AMarket predictionsForecastingProcess optimizationSoftware emulation
The invention provides a glass bottle lightweight forming process optimization system, belongs to the technical field of glass product production, and solves the technical problems that the existing lightweight glass bottle is low in forming efficiency, process parameters cannot be dynamically adapted and the like. Comprising a hardware execution module, a global data sensing module, a digital twinning optimization module, an enterprise-level cloud management module and a man-machine collaborative operation and maintenance module. The global data sensing module comprises an equipment three-dimensional information scanning and collecting unit, an equipment working state sensor network unit, an energy consumption and resource monitoring unit, a data transmission unit, a data storage unit and a carbon footprint accounting unit; the digital twinning optimization module comprises a virtual simulation unit, a software simulation optimization unit and a dynamic feedback optimization unit. According to the invention, an integrated process optimization system integrating an intelligent algorithm, digital twinning, green carbon reduction, flexible production, full-dimensional detection, predictive maintenance and man-machine collaboration is adopted, and efficient, accurate, green and flexible production of lightweight glass bottles is realized.
Owner:FUJIAN HUAXING GLASS

Electromagnetic voltage transformer global state sensing system and method

The invention relates to the technical field of electromagnetic measurement and state monitoring, and discloses a global state sensing system and method for an electromagnetic voltage transformer. The technical problems that in the prior art, data robustness is insufficient and actual working condition changes of a power grid are difficult to adapt due to the fact that accurate resonance circuit parameters are depended and a single calculation path is adopted are solved. According to the method, ferromagnetic resonance phenomena under various faults are simulated based on electromagnetic transient simulation, phenomenon data are obtained, and influence factors are analyzed to obtain influence rule data. And taking the rule data as input, and adopting a comprehensive solving method combining programming calculation, system structure chart calculation and electromagnetic transient software simulation to obtain a high-reliability state quantity time sequence. Based on the time sequence, a nonlinear model which takes loss into account and does not depend on precise resonant circuit parameters is derived, and explicit mathematical functions of primary current and transient overvoltage of the voltage transformer are obtained.
Owner:ELECTRIC POWER RES INST STATE GRID SHANXI ELECTRIC POWER

Ship vertical stress prediction method based on POD mode decomposition

The invention discloses a ship vertical stress prediction method based on POD modal decomposition, and aims to solve the problems that a traditional CFD method is high in calculation cost and low in solving efficiency and a pure data driving method lacks physical constraints. The method comprises the following steps: modeling discrete slices of a ship body, simulating different pitching and heaving working conditions through CFD software, and collecting vertical stress data; preprocessing and separating an average field and a pulsating field, and extracting a core characteristic mode and a time coefficient through POD mode decomposition; amplitude-coefficient mapping is established for time coefficient fitting, and target working condition parameters are input to obtain a corresponding time coefficient function; and reconstructing the pulsating field and superposing the average field, and integrating to obtain the total vertical stress. According to the method, calculation is simplified through modal dimension reduction, physical characteristics are reserved, rapid and accurate prediction of multiple working conditions is achieved, the method is suitable for ship seakeeping analysis and hydrodynamic performance calculation, and the engineering application efficiency is remarkably improved.
Owner:DALIAN UNIV OF TECH

Synchronous task execution method and device, equipment and medium

The invention relates to the technical field of computers, and provides a synchronous task execution method and device, equipment and a medium, and the method comprises the steps: receiving a task queue set submitted by a plurality of user processes; obtaining a first execution task from a first task queue in the task queue set; under the condition that the first execution task is a synchronization task, simulating the first execution task based on a software language, and realizing a synchronization mechanism corresponding to the first execution task; and based on the synchronization mechanism and the scheduling rule, executing the execution task in the task queue set. The tasks in the task queues are scheduled through the synchronization mechanism corresponding to the software simulation synchronization task, so that the tasks are sequentially executed according to the expected sequence of the user process, the software executes the synchronization task, meanwhile, the task queues which do not meet the execution condition are switched in real time according to the scheduling rule in software simulation, and the execution efficiency is improved. And continuous waiting is avoided, and deadlock between the processes is further avoided when the multiple processes use the equipment at the same time.
Owner:SHANGHAI BIREN TECH CO LTD

Method for testing heat-conducting property of heat-conducting interface material

The invention relates to the technical field of material thermal performance testing, in particular to a thermal conductivity testing method for a thermal conductivity interface material, and develops a qualitative thermal conductivity testing method for the thermal conductivity interface material based on graphics card hardware and baking machine software. Extreme working conditions are simulated by utilizing baking machine software, the heat dissipation efficiency of different heat conduction materials is quantitatively analyzed by monitoring the temperature change of a display card chip, and the method is better to implement and easy to judge for companies or individuals without professional heat conduction testing equipment, and has better guiding significance for practical application.
Owner:PEKING UNIV

A voltage regulation function simulation test system and method

PendingCN122330709ASoftware emulationElectrical battery
This application relates to the technical field of voltage regulation function testing for power banks. It discloses a voltage regulation function simulation testing system and method. This application constructs a voltage regulation function simulation testing system including a simulation clock and a simulation cycle counter. At the software level, it directly simulates the passage of time and the accumulation of charge-discharge cycles during long-term battery use based on user-configured test parameters. The core algorithm layer uses simulation time and / or the number of simulated full-charge cycles to simulate the charging voltage of the power bank over time and the accumulation of charge-discharge cycles, thus completing the voltage regulation function simulation test of the power bank. This method of completing the voltage regulation function simulation test of a power bank through software simulation algorithms greatly reduces the physical testing time required without changing the physical testing environment or replacing the tested object. This significantly shortens the testing cycle while ensuring the test results accurately reflect real-world usage scenarios and have high reliability.
Owner:SHENZHEN LANHE TECHNOLOGIES CO LTD

Synchronous task execution method, apparatus, device, and medium

ActiveCN121255489Bavoid deadlockavoid waitingProgram synchronisationInterprogram communicationSoftware languageSoftware simulation
The present application relates to the technical field of computer, and provides a synchronous task execution method, device, equipment and medium, the method comprises the following steps: receiving a task queue set submitted by multiple user processes; obtaining a first execution task from a first task queue in the task queue set; in the case that the first execution task is a synchronous task, simulating the first execution task based on a software language, realizing a synchronization mechanism corresponding to the first execution task; based on the synchronization mechanism and a scheduling rule, executing the execution tasks in the task queue set. The present application simulates the synchronization mechanism corresponding to the synchronous task by software to schedule the tasks in each task queue, so that each task is executed in turn according to the expected order of the user process, realizing the software to execute the synchronous task, and at the same time, the task queue that does not meet the execution condition is switched in real time according to the scheduling rule in the software simulation, avoiding waiting all the time, and further avoiding the deadlock between processes when multiple processes use the device simultaneously.
Owner:SHANGHAI BIREN TECH CO LTD

Method and system for autonomous running of an interoperability verification task based on a process engine

The application provides a process engine-based autonomous operation method and system for an interoperability verification task, a virtual-real combined simulation environment is constructed by including field equipment operation data, laboratory scaled component state information and a software simulation model, an actual operation scene of a road electromechanical equipment interoperability mechanism is simulated, an interoperability verification task is generated according to a preset verification requirement parameter set, a process engine is called to analyze the task and plan an execution process, the task is executed in the virtual-real combined simulation environment according to the execution process, message transmission data, state response data and time synchronization data in the equipment interaction process are collected in real time, interoperability verification results including interaction message integrity description, state response consistency record and time synchronization accuracy description are generated based on the message transmission data, the state response data and the time synchronization data, so that the verification task can be autonomously planned, and a comprehensive and real test environment is provided.
Owner:RES INST OF HIGHWAY MINIST OF TRANSPORT

HIC function verification method and verification device

ActiveCN121234842ACAD circuit designComputer hardwareSoftware emulation
According to the HIC function verification method and verification device, an EMC module with mature functions is arranged in a FLASH space of a CPU subsystem on an original SOC verification platform, and the EMC module is configured as an external host of an HIC module, so that a function verification platform of the HIC module is rapidly established, and no extra chip is needed. After grammar checking and instantiation are carried out on an HIC function verification platform by adopting a VCS command, a VCSrun command is executed to load a simulation file and a test routine to execute function simulation, and a verdei command is used for checking a simulation result, so that RTL codes of an HIC module can be modified, re-edited and re-simulated when BUG or other errors occur, the whole process is carried out in software simulation, and the simulation efficiency is improved. The time consumption of the FPGA process is avoided, and the interaction function of the HIC module and the external host and the function interaction of the HIC module and the internal resources of the SOC system are verified at the same time in the real and complete SOC environment.
Owner:青岛本原微电子有限公司

Chip verification method and system based on double-FPGA architecture

The invention relates to a chip verification method and system based on a double-FPGA architecture, and the method comprises the steps: deploying a verification platform on a first programmable logic device in a hardware circuit form, deploying a tested design on a second programmable logic device, and enabling the verification platform and the second programmable logic device to be interconnected through a hardware interface; the first programmable logic device comprises a control module, an excitation generation module, an expectation calculation module, an evaluation module, an excitation output module and a response input module; in response to external triggering, the control module jumps from idle to start, controls the excitation generation module to generate excitation, and transmits the excitation to the tested design through the excitation output module; the tested design generates a response signal based on excitation and transmits the response signal to the evaluation module through the response input module; the expectation calculation module receives an excitation calculation expectation result and transmits the result to the evaluation module; and the evaluation module compares the response with the expected result to generate a verification result. The method gets rid of software simulation dependence, shortens verification starting time, is close to a real chip use environment, and improves function verification reliability.
Owner:HANGZHOU LUNTEK TECH

Design method of double-end pair resonance type surface acoustic wave filter

The invention relates to a design method of a double-end-pair resonance type surface acoustic wave filter, which comprises the following steps of: determining a core structure component of the double-end-pair resonance type surface acoustic wave filter, comprising a piezoelectric substrate, an input transducer, an output transducer and a reflecting grating; a two-dimensional model of a pair of interdigital transducers is established by using COMSOL software based on the wavelength of the interdigital transducers, the resonant frequency and the anti-resonant frequency are simulated by changing the thickness of the interdigital transducers, the appropriate film thickness of the interdigital transducers is selected, the simulation propagation velocity of the interdigital transducers is obtained according to the resonant frequency and the anti-resonant frequency corresponding to the thickness, and the simulation propagation velocity of the interdigital transducers is calculated. Extracting equivalent circuit model parameters of the double-end pair resonant surface acoustic wave filter, performing ADS software simulation, determining the number of reflecting grating fingers, performing experimental verification, obtaining an actual center frequency and an actual propagation speed, comparing the actual center frequency with a target center frequency, if the actual center frequency is not matched with the target center frequency, repeating the operation, and if the actual center frequency is not matched with the target center frequency, repeating the operation. And the actual center frequency coincides with the target center frequency.
Owner:BEIFANG UNIV OF NATITIES

Deep learning-based method for predicting long-term loss of prestress in staged tensioning

The application discloses a kind of based on deep learning's staged tension prestressed long-term loss prediction method, belong to deep learning field, this method solves the problem that traditional prestress determination method prediction result robustness is poor, including: based on standard drawing set and bridge design specification obtains bridge original data;Based on construction environment condition and concrete age, calculate concrete material attribute;Based on bridge original data and concrete material attribute, utilize finite element software to simulate the staged tension process of prestressed reinforcement under different working conditions, generate bridge prestressed reinforcement staged tension loss data set;Based on multilayer perception machine neural network, construct prestressed loss prediction model, based on prestressed loss prediction model, bridge prestressed reinforcement staged tension loss data set is handled, and the long-term loss prediction result that prestressed reinforcement is caused by shrinkage and creep is output.The application can effectively predict the stress loss of prestressed reinforcement, improve the robustness and accuracy of prediction.
Owner:JILIN JIANZHU UNIVERSITY

Sewing machine, needle bar crank of sewing machine and design method of needle bar crank

The invention provides a sewing machine, a needle bar crank of the sewing machine and a design method of the needle bar crank. The design method comprises the following steps: establishing a dynamic model of the needle bar crank in dynamic simulation software, and establishing a simulated mass center of the needle bar crank; setting a plurality of groups of parameter conditions, adjusting the simulated mass center according to the plurality of groups of parameter conditions in dynamics simulation software, and calculating the inertia force of the needle bar crank to the front bearing seat under different parameter conditions. The inertia force meeting the set condition is selected from the inertia force of the needle bar crank on the front bearing seat under the condition of different parameters, and the needle bar crank is designed according to the parameter condition corresponding to the inertia force. According to the technical scheme, the parameters of the mass center of the needle bar crank are simulated and adjusted through the dynamic simulation software, the parameter conditions enabling the inertia force of the needle bar crank mechanism to meet the set conditions are selected, the optimal needle bar crank can be rapidly designed according to the parameter conditions, then vibration and noise generated when the sewing machine works are weakened and improved, and the working efficiency of the sewing machine is improved. And the motion precision and stability of the sewing machine are improved.
Owner:JACK SEWING MASCH CO LTD

LDACS and TACAN electromagnetic compatibility simulation test method

The invention discloses an LDACS and TACAN electromagnetic compatibility simulation test method, and belongs to the technical field of aviation navigation, and the method comprises the steps: selecting a test scene through a graphical user interface; signal parameters are configured through a graphical user interface, and a TACAN signal and an LDACS signal are generated; channel parameters are configured through the graphical user interface, and a test channel is generated; configuring demodulation parameters through a graphical user interface, and constructing a receiving end; transmitting the TACAN signal and the LDACS signal through a test channel, and demodulating the TACAN signal and the LDACS signal at a receiving end; evaluating the electromagnetic compatibility of the LDACS to the TACAN, and generating and displaying a test result; according to the LDACS and TACAN electromagnetic compatibility simulation testing method, software simulation of interference testing of an aviation communication system is achieved, and the method has the advantages of being configurable in parameter, extensible in scene, low in cost and the like.
Owner:BEIHANG UNIV

P4 multi-dimension verification platform and verification method based on carried software configuration adaptation layer

The invention relates to a chip verification technology, in particular to a P4 multi-dimensional verification platform and verification method of an integrated software configuration adaptation layer, and the verification platform comprises a test case module which is used for defining a test sequence of P4 function verification; and the virtual sequencer is embedded in the UVM environment and is used for coordinating the plurality of underlying sequence generators. According to the verification platform provided by the invention, the test case, the virtual sequencer, the main agent module, the software configuration adaptation layer and the special verification component of the specified module are integrated, software simulation configuration is automatically analyzed and converted through the software configuration adaptation layer, and module-level and subsystem-level multi-dimensional joint verification is supported; according to the method, functions in each specified module and cross-module data flow collaboration scenes can be fully covered, verification completeness is remarkably improved, software test scenes can be automatically reproduced, debugging complexity is greatly reduced, verification efficiency is improved, system reliability is ensured, and the development period is shortened.
Owner:YIHUA TECHNOLOGY (BEIJING) CO LTD

Forming and manufacturing method of large thick-wall spherical-crown-shaped shell part

The invention discloses a forming and manufacturing method of a large thick-wall spherical-crown-shaped shell part, which comprises the following steps of: S1, upwards decomposing a spherical-crown-shaped shell to be prepared into a plurality of conical rings from the bottom surface, and modeling and unfolding each conical ring by adopting three-dimensional software to generate a two-dimensional blanking drawing; s2, performing numerical control programming, cutting and blanking to obtain a plurality of sector ring structures, and flattening the sector ring structures; s3, the sector ring structure is rolled in a rolling mode to obtain a circular truncated cone cylinder, and a conical ring is obtained through welding and corrected; s4, three-dimensional software is adopted for simulating the tailor-welding process of all the conical rings, and segmented contour lines are obtained and marked on a workbench; hoisting and positioning the profile lines of the sections corresponding to the conical rings, and welding according to a specific welding mode to obtain a shell; s5, the shell is sequentially subjected to correction shaping, aging treatment and secondary correction shaping; and S6, welding the top cover to obtain the spherical crown-shaped shell. According to the method, the curved surface precision can be controlled within 0.5 mm while the wall thickness uniformity is guaranteed, and the high-precision requirement of shell parts is fully met.
Owner:WUHAN HEAVY MACHINE TOOL GRP

Equivalent crack optimization iteration method and aero-engine

The invention discloses an equivalent crack optimization iteration method and an aero-engine. The method comprises the following steps: acquiring material performance parameters and carrying out a tensile test, a crack propagation test and a fracture toughness test; establishing a fatigue crack propagation model based on test data; carrying out a characteristic simulation piece impact test to obtain a characteristic simulation piece containing initial impact damage; carrying out a fatigue and crack propagation test on the characteristic simulation piece containing impact damage to obtain the residual fatigue life of the simulation piece; measuring the actual damage size; analyzing stress distribution of dangerous points of the simulation part through finite element software and extracting stress gradients of design points; the impact damage is equivalent to an initial sharp crack with a specific size by adopting a method based on fracture mechanics, and the residual fatigue life of simulation pieces with different damage sizes is predicted by combining crack propagation software simulation; and setting an initial value of a length equivalent factor beta, analyzing a calculation error of the predicted life, and continuously iteratively optimizing the equivalent crack method based on a prediction result until the predicted life meets the requirement, so that the method has relatively high applicability.
Owner:AECC HUNAN AVIATION POWERPLANT RES INST

Method for improving strength of tin body of metal packaging tin

The invention discloses a method for improving the tank body strength of a metal packaging tank. The method comprises the steps that a three-dimensional tank body model is established; dividing the intervals of the rolling ribs into M groups, and adjusting the intervals of the rolling ribs in each group one by one in the adjusting range of the intervals of the rolling ribs so as to obtain A tank body models; carrying out analogue simulation of a negative pressure test on the A tank body models to output A negative pressure simulation intensities; b tank body models with the negative pressure simulation strength corresponding to the rolling rib spacing of each dimension being larger than or equal to the preset negative pressure strength are screened out; real object tanks of the B tank body models are manufactured, and a real object test is conducted on the real object tanks; and M rolling rib spacing ranges corresponding to the real object tank bodies with the real object negative pressure strength larger than or equal to the preset negative pressure strength are selected, and the final rolling rib position is determined in the ranges. Software simulation and physical tests are combined to determine the position of the rolling rib for improving the strength of the tank body, so that the time cost and the economic cost are effectively reduced.
Owner:SHENZHEN DAMAN PACKAGING CO LTD

A software simulation environment building method, device, medium and program product

PendingCN122332296ASoftware emulationAmbient network
The application discloses a software simulation environment building method, device, medium and program product, and relates to the field of software development. The software simulation environment building method comprises the following steps: obtaining a network resource arrangement instruction; arranging target managed resources according to the network resource arrangement instruction to obtain a target environment network topology; configuring a node image file according to the target environment network topology to obtain a network topology to be instantiated; and performing code testing and verification according to target test code, the network topology to be instantiated and topology node usage state data. The technical scheme of the embodiment of the application can improve the building efficiency of a software development simulation environment and break the strong dependence of simulation environment building and instantiation on manpower.
Owner:JIANGSU BOZHI SOFTWARE TECH CO LTD

Building temperature control load scheduling method and system based on joint modeling

The invention provides a building temperature control load scheduling method and system based on joint modeling, and relates to the technical field of building load simulation and scheduling, and the method comprises the steps: employing numerical simulation software to simulate the microclimate condition of a building group, and calculating the solar radiation heat gain and surface temperature of the outer surface of a building envelope; a Markov chain is adopted to simulate personnel random activities, and personnel preference operation temperature and a comfortable temperature range are obtained; an equivalent heat circuit method is adopted to construct a building five-thermal-resistance one-thermal-capacity model, and the operation temperature of a building unit is solved; the flexibility of the temperature control load of the building unit is equivalently modeled as a virtual energy storage system, and a flexibility quantitative model and operation constraints of the temperature control load of the building group are obtained through aggregation calculation; intelligent building operation optimization models in a typical price type demand response (PDR) scene and an incentive type demand response (IDR) scene are established respectively; and solving the intelligent building operation optimization model to obtain a scheduling result of the building temperature control load.
Owner:UNIV OF SCI & TECH BEIJING

GPR target detection method fusing proxy model and dimension reduction

The invention relates to a GPR target detection method fusing an agent model and dimension reduction, and the method comprises the steps: describing the outer contour of a target body through employing a B spline, defining the minimum dimension, the point number of the B spline, a relative dielectric constant and the conductivity as model parameters, and simulating target scattering echo data through simulation software GprMax based on an FDTD method; the forward modeling part is used for performing dimension reduction processing on GPR data to obtain a corresponding principal component weight coefficient and taking the principal component weight coefficient as the output of an agent model; a network circulation agent model based on a radial basis function (RBF) is built, complex objective function calculation is replaced by building an approximate model, so that population convergence is accelerated, optimization efficiency is improved, and rapid forward modeling of GPR scattering echo data is achieved; a proxy model strategy is integrated through a particle swarm algorithm, and through iterative optimization, the nonlinear microwave inverse scattering problem is solved, and accurate inversion of the shape and the position of the buried target is realized.
Owner:CHINA THREE GORGES UNIV

Stope dado frame column reserving method under two-side heterogeneous filling condition

The invention relates to the technical field of filling mining processes, in particular to a method for reserving a stope dado frame column under the two-side heterogeneous filling condition, which comprises the following steps of: (1) investigating the strength of filling bodies: drilling and coring the filling bodies on the two sides of a panel ore pillar, and testing the strength distribution rule along the trend and the longitudinal direction; (2) self-supporting height calculation: calculating the self-supporting height of the filling body based on the South African formula and the empirical formula of the limit equilibrium theory, and taking the minimum calculation value as the final self-supporting height; and (3) blasting disturbance simulation: simulating the weakening effect of different dado thicknesses on blasting disturbance through LS-DYNA software, and determining the minimum dado thickness of the filling body without disturbance influence. According to LS-DYNA software, simulation determination is conducted on the retaining wall reserved thickness under the condition that the filling body is not subjected to blasting disturbance, the self-standing height of the filling body is compared with the self height of the filling body, and the retaining wall reserved thickness under the stable state of the filling body is determined through FLAC 3D simulation.
Owner:ANHUI MAGANG LUOHE MINING CO LTD

Job-level parallel performance comprehensive measurement method for heterogeneous system

PendingCN121560715AHardware monitoringMachine learningSoftware emulationAmdahl's law
The invention discloses a job-level parallel performance comprehensive measurement method for a heterogeneous system, and relates to the technical field of performance measurement. Comprising the following steps: obtaining static characteristics, micro-architecture characteristics and job-level operation characteristics of software, and extracting corresponding performance characteristic data; selecting a machine learning model, and setting software simulation data to train and optimize the model to obtain a software performance model; testing the software to generate a throughput curve, and analyzing the throughput curve by using the expandability model to obtain an expandability index; constructing a speed-up ratio model based on the Amdall law; and constructing a measurement model about the performance model, the expandability model and the speed-up ratio model, inputting to-be-predicted software parameters into the measurement model, and weighting generated data to obtain a software comprehensive performance measurement index. According to the method, comprehensive and accurate evaluation on the parallel performance of the software operation in the heterogeneous system is realized.
Owner:COMP NETWORK INFORMATION CENT CHINESE ACADEMY OF SCI

Aircraft simulated flight data generation and joint debugging system and method

The invention relates to the technical field of flight data generation, and discloses an aircraft simulated flight data generation and joint debugging system and method, and the system comprises a UI module and a function module. Wherein the UI module is used for providing a user interaction interface, and specifically comprises a main interface navigation framework used for realizing an integral navigation structure and module jump; the task detail page is used for displaying a task state and progress; and the flight data display page is used for displaying the flight parameters in a list or card form. According to the invention, a set of complete full-software simulation joint debugging environment is constructed, and a vivid flight control data stream containing information such as position, height, electric quantity and the like is dynamically generated through the built-in simulation flight module, so that the development, test, function verification and operation demonstration of the whole system can be carried out under the condition of being completely separated from real aircraft hardware; the hardware dependence, the cost and the risk of research, development and testing are greatly reduced, and the development iteration period is effectively shortened.
Owner:HEBEI FUYAO TECHNOLOGY DEVELOPMENT CO LTD

Shield tunnel sensor health monitoring continuation method

The invention relates to the technical field of tunnel engineering, and particularly discloses a shield tunnel sensor health monitoring continuation method, which comprises the steps of collecting and analyzing original data of an old sensor, obtaining theoretical data through structural software simulation calculation, comparing the theoretical data with actual data, and determining final accurate data before the old sensor fails. The method comprises the following steps: establishing and processing an original data set to obtain credible data; using a fitting function to calculate a current most possible predicted value of an old sensor; selecting a new sensor according to the predicted value and a new sensor installation environment; installing the new sensor; and the monitoring continuity is ensured. The method improves the accuracy of the monitoring data of the shield tunnel sensor, optimizes the replacement and correction process of the new and old sensors, is widely suitable for various sensors of the shield tunnel, and guarantees the safety of tunnel engineering.
Owner:DALIAN PUBLIC TRANSPORT CONSTR INVESTMENT GRP CO LTD

Post-processing method and system for simulation calculation result of CAE (Computer Aided Engineering) software

PendingCN121834937AGeometric CADVersion controlData setSoftware emulation
The invention relates to the technical field of scientific calculation visualization, and discloses a post-processing method and system for a CAE software simulation calculation result, and the method mainly comprises the following steps: (1) reading the CAE software simulation calculation result, and verifying parameters in the CAE software simulation calculation result; (2) analyzing simulation data calculated by the CAE software, and splitting the data into data sets; (3) establishing a mapping relation between the data set and the post-processing visual component; (4) configuring data filters possibly existing in the mapping relation; and (5) the visual interface is edited by utilizing a visual editor according to requirements, so that the assemblies with different functions are combined more flexibly, and the effect of meeting different business requirement interfaces can be quickly formed.
Owner:CHINA COMPUTER DIGITAL (BEIJING) INFORMATION TECHNOLOGY CO LTD