177 results about "Device simulation" patented technology

The invention discloses a mechanical production practice virtual simulation method and system constructed based on a three-dimensional scene CAD model. Firstly, a target workshop is subjected to systematic aerial photography through an unmanned aerial vehicle to collect multi-view image data; a high-fidelity and interactive three-dimensional virtual scene model is automatically constructed by adopting a three-dimensional reconstruction technology fusing generative artificial intelligence and Gaussian splashing; and finally constructing an immersive virtual simulation platform. The platform not only can provide VR roaming and equipment simulation operation functions from a first person perspective, but also can collect user multi-dimensional operation behavior data in real time, and generates a visual intelligent comprehensive evaluation report through a preset multi-dimensional skill map and a quantitative scoring algorithm. According to the invention, high-efficiency and high-fidelity digital reproduction of a mechanical production practice scene is realized, a novel practical teaching mode which is safe, quantifiable and accurate in evaluation is created, and systematic pain points such as single scene, high cost, safety risk and subjective evaluation in traditional practice are effectively solved.

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.

The invention belongs to the technical field of semiconductor device simulation, and particularly relates to a method for rapidly calibrating BDTI surface potential and a related device. The method comprises the following steps: establishing a CIS BDTI device structure through simulation software; introducing silicon data, and calibrating an ion distribution curve in the device structure by taking a true value of SIMS concentration as a reference to obtain a device simulation model for concentration distribution calibration; replacing a surface high dielectric constant layer of the device simulation model for concentration distribution calibration with an electrode layer; and introducing the actually measured potential of the high dielectric constant layer of the device into the electrode layer to complete the surface potential calibration of the device. According to the invention, the surface high dielectric constant layer is directly replaced by the electrode layer, so that the potential of the surface high dielectric constant layer can be directly set as the potential of the actually measured high dielectric constant layer, the process of collecting, continuously increasing and adjusting positive and negative charges for many times and continuously adjusting the potential value of a High K material is avoided, and the calibration process is remarkably shortened.

The invention provides a process method for improving the performance of a beta-Ga2O3 device through low-energy proton irradiation, and relates to the technical field of electronic components, and the method comprises the following steps: carrying out low-energy proton irradiation on the basis of irradiation experiment parameters at a preset environment temperature; low-energy proton irradiation with different fluence is carried out on the beta-Ga2O3 Schottky diode in a preset incidence mode to determine irradiation process data, and in combination with deep level transient spectroscopy (DLTS) analysis and device simulation, defect evolution and a hydrogen passivation mechanism caused in a beta-Ga2O3 epitaxial layer after low-energy proton incidence are revealed. According to the method, the cognitive limitation that traditional radiation must cause performance degradation of devices is broken through, and the field of low-energy proton irradiation which is not fully researched is focused.

The invention provides an implementation architecture and implementation method for a virtual machine to use a DPU function and computing device.The implementation architecture is based on a DPU on which at least one function device is mounted and a host configured with the DPU, the implementation architecture comprises a virtual machine monitor, a DPU device aggregation layer and a DPU driving module, the virtual machine monitor comprises a DPU device simulation layer, and the DPU device aggregation layer comprises a DPU device aggregation layer and a DPU driving module; the DPU equipment simulation layer interacts with the DPU equipment aggregation layer; the DPU device aggregation layer interacts with the DPU driving module so as to provide the DPU and the hardware layer function of the function device mounted on the DPU for the DPU device simulation layer; and the DPU driving module is used for driving the DPU and the function equipment mounted on the DPU, and providing a use interface of the DPU and a use interface of the function equipment mounted on the DPU for the DPU equipment polymerization layer. According to the technical scheme, management and configuration can be simplified, the actual hardware function is decoupled from the equipment layer, and the management flexibility is improved.

The invention provides a SiC controller electromagnetic-thermal-force full-coupling simulation design method and system, and belongs to the technical field of power electronic device simulation design, and the method comprises the steps: constructing a bidirectional real-time coupling model of an electromagnetic field, a thermal field and a mechanical stress field; the irradiation dose is determined based on the expected working environment of the SiC controller, irradiation damage factors are introduced to correct SiC material parameters, and a bidirectional real-time coupling model is input; different temperature conditions and stress conditions are input into the bidirectional real-time coupling model for multi-working-condition simulation, performance parameters of the SiC material are output, and a quantitative relation model of the performance parameters, the temperature and the stress is established to reveal the performance degradation law of the SiC material; and based on the bidirectional real-time coupling model and the performance degradation law of the SiC material, taking the switching loss and the temperature rise as optimization targets, and carrying out collaborative optimization on parameters of the SiC controller. The simulation precision is improved, the performance of the SiC controller is optimized, the reliability is improved, and the service life is prolonged.

The invention discloses a fully mechanized coal mining face multi-protocol equipment simulation linkage control system and a working method. The control system comprises a presentation layer, a business logic layer and a data layer. The working method comprises the following steps: S1, selecting equipment needing to be simulated and issuing the equipment to the business logic layer; s2, an equipment simulation module obtains point location information of the selected equipment, and a linkage rule read-write module obtains equipment linkage control rule information; s3, the device simulation module calls a point location read-write module of a corresponding protocol according to the read device point location information, and point location change monitoring during device operation is achieved; s4, the rule simulation module completes point location read-write module calling across the devices according to the analyzed rules, and therefore linkage simulation between the devices is achieved; s5, the point location read-write module receives the calling command, scans the read point location and feeds back a scanning result to the business logic layer; and S6, the service logic layer transmits a feedback result to a simulation monitoring module for simulation effect display.

The application provides a remote device performance test method, device, system, equipment and storage medium. The method comprises the following steps: according to secondary device locking state information of a pre-configured secondary device locking strategy, controlling a secondary device simulation module to simulate state information when a locking operation is triggered; sending a remote control command to a to-be-tested remote device through a master station simulation module, obtaining execution data of the remote control command and feeding back; after receiving the execution data of the remote control command, when the execution data of the remote control command is a remote control failure, determining that locking anti-misoperation performance of the to-be-tested remote device meets locking logic requirements of the secondary device locking strategy. In the embodiment, an actual working environment of the to-be-tested remote device can be simulated, so that the locking anti-misoperation performance of the to-be-tested remote device is quickly determined according to execution of the remote control command, automatic testing of the locking anti-misoperation performance of the to-be-tested remote device is realized, and the performance test efficiency is effectively improved.

The invention relates to the technical field of data simulation analysis, in particular to a frequency conversion equipment reliability simulation method and system oriented to complex working conditions. The method comprises the following steps: acquiring historical operation data of frequency conversion equipment; performing working condition conformation analysis processing of frequency conversion operation according to the historical data of the frequency conversion equipment to generate working condition conformation data of the frequency conversion equipment; performing multi-physics field simulation operation processing according to the frequency conversion equipment working condition conformation data to generate frequency conversion equipment working condition simulation operation data; carrying out simulation processing on a degradation track based on the frequency conversion working condition simulation operation data, and generating frequency conversion equipment simulation degradation track data; performing frequency conversion equipment reliability boundary optimization processing on the frequency conversion equipment simulation degradation track data to generate optimized frequency conversion equipment simulation degradation track data; and performing frequency conversion equipment reliability simulation prediction by optimizing the frequency conversion equipment simulation degradation track data to generate frequency conversion equipment reliability prediction data. According to the invention, accurate and reliable operation prediction of the frequency conversion equipment is realized.

In order to solve the problem of low actual execution efficiency caused by frequent data update when debugging the chip interface of the ATE device in the prior art, the application provides a system, a method and an application for simulating the debugging interface of a chip, comprising: an input module, a debugging interface device and a chip to be tested; wherein the input module is used for inputting debugging instructions; the debugging interface device interacts with the input module to batch store the debugging instructions; the chip to be tested interacts with the debugging interface device to generate corresponding protocols according to any debugging instruction and the debugging interface device to test the chip to be tested; the system has the advantages of simple structure, and does not need to frequently update data to the DIO unit of the hardware, can batch update data, uniformly trigger transmission, and improves the execution efficiency of the ATE device simulating the debugging interface of the chip.

The application discloses an electrostatic protection device simulation device and simulation method, comprising: establishing an electrostatic protection device model; setting a plurality of parameter values corresponding to parameters, setting a plurality of current pulse signals input into the electrostatic protection device based on different parameter values, the parameters including working temperature; inputting the parameter values into the electrostatic protection device model, applying a plurality of different current pulse signals corresponding to the parameter values to the electrostatic protection device model, respectively simulating the electrostatic protection device, and outputting voltage pulse signals; generating I-V characteristic curves corresponding to the parameter values based on the plurality of current pulse signals and the plurality of voltage pulse signals corresponding to the parameter values. The electrostatic protection effect can be verified before chip manufacturing, the simulation precision is high, the design cost of the electrostatic protection device is greatly reduced, the influence effect of the working temperature on the electrostatic protection device can be obtained, and thus the optimal working temperature of the electrostatic protection device can be obtained.

This invention relates to the field of artificial intelligence application technology, specifically to a method and system for automatically delivering AI-generated content to a target computer application, comprising the following steps: S100, responding to a natural language command input by a user on a first terminal, acquiring target text content generated by a large language model, and providing editing and confirmation operations for the target text content in the interactive interface of the first terminal; This invention constructs an end-to-end delivery solution from AI content generation to automatic filling of target applications by organically integrating a large language model, computer vision positioning, and underlying USBHID device simulation technology. This solution relies on a hardware bridging module as a standard peripheral to access the target computer, achieving high compatibility across operating systems without the need to install any customized software or drivers, and ensuring the system security of the target device.

The application provides a 5G private network-based test processing system, device, method, equipment and medium. The system comprises a perception data acquisition device, a storage forwarding device, a special data transmission module and a service level analysis device. Compared with the prior art, the perception data acquisition device of the application simulates the production action of the user to be tested to acquire network test data consistent with the time, space and perception of the customer, and sends the network test data to the storage forwarding device, so as to realize internal data storage of the private network enterprise user or external network storage in combination with the Internet. The storage forwarding device sends the network test data to the service level analysis device, the service level analysis device performs analysis and processing, realizes real-time uploading of the network test data, reduces the test cost, traces back the network data of the corresponding period, helps to locate the network problem and the user side problem, and outputs a solution suggestion to improve the user perception, and avoids loss caused by shutdown detection.

The invention provides a high-voltage direct-hanging type energy storage simulation system and method, and the method comprises the steps: employing a power system simulation server, employing a built-in regional power grid model, and simulating the operation state of a power grid; generating a control strategy based on the operation state of the power grid by using the high-voltage direct-hanging type energy storage converter control cabinet; using the power electronic device simulation server to form operation information of the control strategy based on a self-simulated high-voltage direct-hanging energy storage converter; based on the operation information, generating a simulation result of the high-voltage direct hanging type energy storage converter under a control strategy; and verifying a control strategy of the high-voltage direct hanging type energy storage converter according to the simulation result. A grid-connected simulation test means is carried out through the constructed models of the high-voltage direct-hanging type energy storage converter and the power electronic device simulation server, a control strategy of the high-voltage direct-hanging type energy storage converter is verified, and the situations that impact force on a power grid is large and the power grid is unstable in the test process can be effectively avoided.

The embodiment of the invention provides a chip design simulation service execution system and method and related equipment, and is applied to the technical field of chip design, and the system comprises a first execution block chain which is used for receiving simulation task information, generating device simulation task information according to the simulation task information and a plurality of intelligent contracts of the first execution block chain, and sending the device simulation task information to a server; sending the device simulation task information to a second execution block chain; the second execution block chain is used for executing a simulation task according to the device simulation task information and a plurality of smart contracts of the second execution block chain to obtain a simulation task result, and sending the simulation task result to the first execution block chain; the first execution block chain presents an execution state and a simulation execution result of the chip design simulation task according to the simulation task result; adjusting device parameters according to the simulation execution result, and performing simulation again according to the adjusted device parameters. Therefore, the overall simulation time is remarkably shortened, the safety and the simulation efficiency are improved, and the troubleshooting and verification process is simplified.

The application provides a light measurement equipment simulation training method and system based on dynamic trajectory modeling, relates to the technical field of simulation training, and comprises the following steps: acquiring a plurality of components of a light measurement equipment, and constructing an initial three-dimensional component model; performing parameter configuration on the initial three-dimensional component model based on initial parameters of the plurality of components; determining a target theoretical trajectory, and performing dynamic trajectory modeling through a plurality of spatial orthogonal coordinate systems; calculating a sun elevation angle and an azimuth angle of the sun relative to a target point; mapping to the initial three-dimensional target model for simulation training, and determining a plurality of simulation scenes; performing simulation rehearsal on the light measurement equipment, adjusting the simulation rehearsal result for deviation, and obtaining a three-dimensional target model. The application solves the technical problem that, in the prior art, due to the lack of adaptability to complex scenes and environmental changes, it is difficult to reproduce scenes, and the simulation result has a large deviation. Through the implementation of high-precision simulation scene construction, the simulation precision of the light measurement equipment is improved.

The application relates to the technical field of hydrogen fuel cells, and provides a hydrogen fuel cell comprehensive test energy management method and system, which comprises the following steps: a data uploading module is used for uploading information of a hydrogen fuel cell and information of a power device powered by the hydrogen fuel cell, performing statistical integration, performing simulation calibration, and generating a test information table; a power model establishing module is used for establishing a hydrogen energy cell power supply model and a basic model of a power device simulation operation model based on the test information table; and an output model constraint adjustment module is used for performing constraint and adjustment on the basic model of the hydrogen energy cell power supply model and the power device simulation operation model, and outputting a complete model. Through the establishment of a simulation simulation model, multiple detection experiments are matched to reduce the consumption of hydrogen fuel, and the uploaded hydrogen fuel cell data parameters and power device data parameters are added with fluctuation coefficients and the model output is constrained, so that the real stability of the data is greatly increased, and the accurate operation of the model is ensured.

The application discloses a time synchronization method, device, equipment and medium, relates to the technical field of time synchronization, and is applied to an embedded device and comprises the following steps: receiving an analog second pulse signal sent by an external device by using a general input and output pin, and recording a raw system timestamp corresponding to an arrival time of the signal; compensating the raw system timestamp according to a preset delay compensation parameter, and performing jitter filtering processing on the compensated timestamp to obtain a processed timestamp; and reporting the processed timestamp to a PPS subsystem, so that a preset time synchronization service calibrates a system time of the embedded device based on the processed timestamp read from the PPS subsystem. The application can realize high-precision time synchronization of the embedded device by using the external device to simulate a PPS signal.

1. Name of the designed product: User Terminal Equipment Simulator (UE Simulator). 2. Use of the designed product: for satellite communication equipment. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

The invention discloses a three-dimensional semiconductor device computer numerical simulation method considering a quantum effect. The method comprises the following steps: constructing a drift diffusion model and a quantum correction DG model equation set; discretizing the equation set by adopting an FVM discretization method to obtain a discrete equation set; to-be-solved variables of an electron continuity equation and a hole continuity equation in the discrete equation set are modified, so that discrete formats of a Poisson equation, the electron continuity equation and the hole continuity equation of the drift diffusion model are modified, and calculation of quasi Fermi potential energy in a DG equation is modified; and solving the corrected discrete equation set. According to the three-dimensional semiconductor device computer numerical simulation method considering the quantum effect, a finite volume method discretization format is adopted to discretize a quantum correction DG model, and a quantum correction DG equation and a drift diffusion DD equation are solved through Newton iteration coupling; and the convergence of the quantum correction DG model in complex three-dimensional device simulation can be obviously improved.

The application relates to an FPGA prototype verification method and system of a smart meter chip, and belongs to the field of integrated circuit testing and electric power metering. The method aims to solve the problems of ASIC design transplantation to an FPGA platform, large difference between a verification environment and a real power grid, and lack of a real-time closed-loop verification mechanism. A technical scheme efficiently transplants the design to the FPGA by optimizing ASIC front-end synthesis constraints and adopting a netlist-level IP replacement strategy; a hardware-in-the-loop system is constructed, which comprises a real power grid signal source, a separation device simulation front end, an FPGA verification board, a high-precision standard electric energy meter and a host computer. The system can generate a real power grid excitation and realize synchronous collection of prototype output and the standard meter, real-time error analysis and dynamic adjustment of parameters, thereby forming a closed-loop verification. The application significantly improves code transplantation efficiency, provides a highly consistent real power grid verification environment, and greatly improves verification iteration and defect positioning speed.

The application provides an online monitoring device simulation method of power primary equipment, comprising: constructing an online monitoring device model containing an application layer module, the module being composed of a state information acquisition, analysis and transmission submodule, and each submodule realizing data interaction through an event-driven shared memory; during simulation, the state information acquisition submodule analyzes a monitoring data file, stores state data to the shared memory and triggers an event queue 1; the state analysis submodule acquires data according to the event queue 1, generates a state file through an auxiliary diagnosis algorithm and triggers an event queue 2; the state transmission submodule responds to the event queues 1 and 2, converts state data and files into a unified format communication message and transmits the message to a station control layer device model in a server mode. The application adopts a seven-layer network structured simulation model, realizes real-time acquisition, analysis and transmission of device states, solves the response lag problem of a traditional monitoring mode and provides support for performance verification of an online monitoring device.

The application provides a device screening intermediate platform and a device simulation method based on digital twinning. The device screening intermediate platform is connected with a factory end and a supplier end. The process of screening the device by the intermediate platform comprises: performing first retrieval based on a target device type; performing secondary retrieval in the first retrieval result based on expected performance parameters; calling a product twin plug-in related to the secondary retrieval result from a database, and assigning a digital twin factory copy to the product twin plug-in; replacing the target device with the product twin plug-in in the digital twin factory copy; performing simulation and emulation on the digital twin factory copy to obtain an emulation result; and outputting the emulation result to the factory end after screening or sorting based on the emulation result of the digital twin factory copy. In this way, a device type meeting the customized requirements of the factory can be quickly obtained.

The invention belongs to the technical field of microfluid, and discloses a fluid drag reduction characteristic evaluation method of a microfluid device and related equipment, and the method comprises the following steps: obtaining morphology data and interface energy data of a to-be-tested microfluid device, carrying out model construction according to the morphology data and the interface energy data, and calculating the drag reduction characteristic of the to-be-tested microfluid device; obtaining a micro-fluid device simulation model corresponding to the micro-fluid device to be tested, setting fluid boundary conditions corresponding to the morphology data and the interface energy data for the micro-fluid device simulation model to obtain wall surface wetting boundary condition information, and performing fluid simulation on the micro-fluid device simulation model based on the wall surface wetting boundary condition information to obtain wall surface wetting boundary condition information. Obtaining fluid drag reduction characteristic evaluation parameters of the to-be-tested microfluidic device; by means of the method, the evaluation accuracy of the fluid drag reduction characteristic of the microfluid device is improved.

The utility model relates to an aero-engine starting and starting integrated device, which belongs to the technical field of equipment simulation and consists of a fixed bottom plate, and a torque coupling, a high-speed gear box and a high-speed permanent magnet motor which are arranged on the fixed bottom plate and are connected in sequence, the torque coupling and the aero-engine power output shaft, the high-speed gear box high-speed shaft and the torque coupling, and the high-speed gear box low-speed shaft and the high-speed permanent magnet motor are in adaptive stable connection through flanges respectively, and the torque coupling and the aero-engine power output shaft are stably supported by a supporting seat arranged on the table top of the fixed bottom plate. Torque transmission among the aero-engine power divider shaft, the torque coupler, the high-speed gear box and the high-speed permanent magnet motor is achieved, a torque sensor communication interface is connected with a lower computer, a motor communication interface is connected with the lower computer, and the problems that in the prior art, aero-engine power extraction based on a flying attachment casing is poor in universality and short in service life are solved.

The invention provides an evaluation support device, an evaluation support method, and a program product. Provided is an evaluation assistance device capable of assisting in performing an appropriate evaluation on a virtual machine. An evaluation assistance device (100) is a device for assisting evaluation for a guest virtual machine (120) of an ECU mounted on a vehicle (4), and is provided with: a peripheral device simulation unit (111) for simulating the behavior of each of a plurality of devices mounted on the vehicle (4); and a synchronous input / output unit (112) that receives the plurality of first messages from the peripheral device simulation unit (111) and outputs the plurality of first messages to a guest virtual machine (120) that is an evaluation target outside the vehicle (4) and outside the ECU. The synchronization input / output unit (112) outputs each of the plurality of first messages to the guest virtual machine (120) in synchronization with the behavior of each of the plurality of devices.

A computing device including a processor configured to simulate a quantum device at least in part by receiving a single-particle Hamiltonian matrix that describes an initial Hamiltonian operator. The initial Hamiltonian operator may model a plurality of parts of a quantum device. Simulating the quantum device may further include estimating a reduced density matrix associated with a first part, estimating a plurality of eigenvectors and eigenvalues of the reduced density matrix, and generating a transformed Hamiltonian matrix. Generating the transformed Hamiltonian matrix may include transforming the single-particle Hamiltonian matrix into a natural-orbital basis of the first part such that the transformed Hamiltonian matrix has a reduced dimensionality. The natural-orbital basis may be spanned by a subset of the eigenvectors of the reduced density matrix. Simulating the quantum device may further include generating and outputting an estimated solution to a Schrödinger equation that includes the transformed Hamiltonian matrix.

This application provides a device acquisition system, a device retrieval method, a device storage method, a terminal, and a medium. The device acquisition system includes a device generation module, a device inspection module, and a device simulation module. The device generation module generates devices based on retrieval instructions. The device inspection module verifies the devices. The device simulation module simulates the devices. The device generation module includes an instruction interaction unit, a device parameter storage unit, and a variable comparison unit. The instruction interaction unit acquires retrieval instructions and generates retrieval variables. The device parameter storage unit stores device data and device variables. The variable comparison unit compares the retrieval variables with each device variable; only when the retrieval variable matches a device variable is the corresponding device generated. Otherwise, device generation fails, thus preventing device data from being used for purposes beyond the original authorization scope and improving the security of device data.

This application provides a device simulation method, electronic device, storage medium, and program product. The method includes: acquiring device parameters of a target photovoltaic-storage charging station; classifying the device parameters based on preset classification rules to obtain classification results; performing differentiated processing on the device parameters according to the classification results; inputting the processed device parameters into a device simulator to generate simulation results of the target photovoltaic-storage charging station's equipment; and obtaining equipment performance evaluation information of the target photovoltaic-storage charging station based on the simulation results, the performance evaluation information including parameter dynamic characteristic matching degree or system coordination efficiency. This method accurately reflects the dynamic characteristics of the photovoltaic-storage charging station equipment under conditions such as environmental changes and time progression, solving the simulation accuracy defects of photovoltaic-storage charging station equipment simulators; it also solves the coordination and adaptability defects of photovoltaic-storage charging station equipment simulators, improving simulator adaptability and optimization efficiency, and significantly improving the performance of photovoltaic-storage charging station equipment simulators.