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75results about How to "Improve R&D efficiency" patented technology

Multi-agent collaborative document-driven quantitative research and transaction self-evolution system and method

The invention belongs to the technical field of financial science and technology, and discloses a multi-agent collaborative document-driven quantitative research and transaction self-evolution system and method. The system adopts a layered architecture, comprises a data and factor service layer, an execution engine layer, an agent layer, an interface service layer and a front-end control layer, and aims to solve the core problems that research and engineering implementation are separated in quantitative strategy research and development, code generation lacks interface constraints and strategies lack self-evolution ability. According to the system, through cooperative work of a research agent, a factor agent and a coding agent, a strategy idea described by a natural language is automatically converted into a standardized document, configuration and executable code; through a closed loop formed by self-monitoring, self-diagnosis and self-improvement intelligent agents, automatic diagnosis and optimization of problems of strategy overfitting, factor attenuation and the like are realized, continuous self-evolution of the strategy is driven, and full-life-cycle automatic management from strategy conception, factor design, automatic coding and real disk back-testing to feedback autonomous optimization is realized.
Owner:徐凯韬

An ai-assisted immortalized cell line rapid screening system

PendingCN122511350AShort screening cycleShorten traditional screening cycle
This invention discloses an AI-assisted rapid screening system for immortalized cell lines, belonging to the technical field of immortalized cell screening systems. It includes a fully automated experimental execution module connected to a controller for overall system control. The controller has a built-in AI-based rapid screening evaluation system, which comprises a multimodal time-series data acquisition module, an immortalization potential assessment module, a phenotypic fidelity assessment module, a confidence assessment module, and a rapid screening decision module. The multimodal time-series data acquisition module includes a data preprocessing unit, whose input terminals are connected to a cell morphology time-series image set module, a metabolomics time-series data acquisition module, and a transcriptomics time-series data acquisition module. This AI-assisted rapid screening system for immortalized cell lines can meet the practical needs of the animal husbandry and veterinary fields for efficient, accurate, and high-fidelity screening of immortalized cell lines.
Owner:SHANDONG BINZHOU ANIMAL SCI & VETERINARY MEDICINE ACADEMY +1

Deep feature and automatic machine learning-based sgRNA activity prediction method and device

PendingCN121768486AExperimental verification proves that the method is effectiveImprove cutting efficiencyBiostatisticsBiological modelsAlgorithmSequence model
The invention relates to the technical field of gene editing, and discloses an sgRNA activity prediction method and device based on deep features and automatic machine learning. The method comprises the following steps: acquiring sgRNA training data with editing efficiency labels and discretizing the sgRNA training data into classification labels; after the sgRNA and the PAM sequence are spliced, inputting the spliced sgRNA and PAM sequence into a pre-training depth sequence model to extract high-dimensional features; obtaining a low-dimensional feature vector through nonlinear dimensionality reduction; an automatic machine learning framework is combined with cross validation, and a prediction model is automatically trained and optimized based on low-dimensional features; and finally, carrying out activity prediction and sorting screening on candidate sgRNA by utilizing the model. According to the method, through fusion of deep semantic extraction, nonlinear structure maintenance and a full-automatic modeling process, the accuracy, robustness and development efficiency of sgRNA activity prediction are effectively improved, and an efficient pilot screening tool is provided for a gene editing experiment.
Owner:XIANGHU LABORATORY

A ship intelligent navigation algorithm simulation verification system and test method

The application discloses a kind of ship intelligent navigation algorithm simulation verification system and test method, the system uses four-layer modular structure, including: virtual navigation environment module, standardization data interaction module, algorithm execution module, quantitative evaluation module;Between each module, standardization data interaction module is realized two-way data transmission, forms the complete simulation verification system capable of independent test and closed-loop operation.The method, using the system, the steps are: step 1: build inland virtual navigation scene, step 2: select test mode and configure algorithm, step 3: start simulation and data acquisition, step 4: evaluation index calculation, step 5: generate verification report.The algorithm unit of the application can be independently accessed to test, without overall reconstruction, perception, decision-making, control algorithm can be quickly adapted, greatly reduce the difficulty of integration debugging, improve algorithm development and verification efficiency, effectively shorten the intelligent ship development cycle.
Owner:THE 704TH RES INST OF CHINA STATE SHIPBUILDING CORP

Multidisciplinary simulation coupling method, device and computer equipment for aero-engine

ActiveCN120068691BEffective simulation of matching situationsAvoid the problem of large simulation deviationsSustainable transportationDesign optimisation/simulationSimulationAero engine
The application relates to a multidisciplinary simulation coupling method, device and computer equipment of an aero-engine. The method comprises the following steps: acquiring simulation running models of each discipline of the aero-engine and associated mechanism information therebetween, and identifying coupling information of each coupling type between the disciplines; based on the coupling information of each coupling type between the disciplines, constructing each level coupling mechanism model of the aero-engine through a hierarchical coupling modeling strategy, thereby performing running association processing on the simulation running models of each discipline to obtain a simulation coupling model of the aero-engine; collecting simulation working condition information and simulation condition information of the aero-engine, and simulating the running process of the aero-engine through the simulation coupling model to obtain simulation running results of the aero-engine; and based on the simulation running results of the aero-engine, identifying simulation running information of each discipline of the aero-engine. The method can improve the accuracy and efficiency of accounting for actual course learning hours of users.
Owner:TSINGHUA UNIVERSITY

Interface contract optimization adjustment method and device

The application relates to an interface contract optimization adjustment method and device, a terminal and a computer readable storage medium. The interface contract optimization adjustment method comprises the following steps: after a spring bean is initialized, a tool class is used for interception and scanning; if the rest&rpc interface model in the scanning result contains an annotation swagger, the interface protocol on the arena is automatically covered, so that the interface protocol on the arena can be kept consistent with the interface protocol in the code without manual configuration of the interface protocol on the arena; if the rest&rpc interface model in the scanning result does not contain the swagger annotation, the rest&rpc interface model without the swagger annotation is reported to an interface protocol management system for subsequent processing; the interface protocol management system scans an arena interface list according to a preset period, and judges whether the interface data of the arena interface list matches the interface model data; if the interface data of the arena interface list does not match the interface model data, automatic rectification and release are performed in the swagger mode, the automatic monitoring and updating of the interface protocol can be realized, and the research and development efficiency and the interface protocol test efficiency can be improved.
Owner:PING AN BANK CO LTD

Multifunctional PLC (Programmable Logic Controller) expansion device based on FPGA (Field Programmable Gate Array) and configuration method thereof

The invention discloses a multifunctional PLC expansion device based on an FPGA and a configuration method thereof.The device comprises the FPGA, the FPGA comprises a communication module, a function configuration module, a pulse output module, a serial port module, a pulse counting module and an IO control module, the communication module is used for receiving a configuration instruction, and the function configuration module is used for receiving the configuration instruction; the function configuration module is respectively connected with the communication module, the pulse output module, the serial port module and the pulse counting module, and is used for selectively activating any one of the pulse output module, the serial port module or the pulse counting module according to the configuration instruction; and the IO control module is respectively connected with the pulse output module, the serial port module and the pulse counting module for function output.
Owner:FUZHOU WECON ELECTRONICS TECH

High-flux component design method of nickel-based wear-resistant alloy for laser cladding

PendingCN121862276ASolve the ingredientsSolve the problem of ambiguous performance correlationDesign optimisation/simulationChemical data visualisationToughnessAlloy composition
The invention provides a novel high-flux component design method of a nickel-based wear-resistant alloy for laser cladding, and relates to the technical field of component design of nickel-based wear-resistant alloys and laser cladding, in particular to a component design method of a nickel-based wear-resistant alloy for laser cladding. The invention aims to develop a wear-resistant alloy material for laser cladding with excellent obdurability by taking Ni60 alloy as an example. In the specific implementation process, firstly, a Vickers hardness (HV) prediction model and a fracture toughness (KIC) prediction model of the nickel-based alloy are constructed; vickers hardness (HV) values and fracture toughness (KIC) values of tens of thousands of alloys are obtained through high-flux thermodynamics calculation, and Pareto alloy components are screened out according to the Vickers hardness (HV) values and the fracture toughness (KIC) values. The core value of the method is that a key component-performance associated data support and a systematic design methodology are provided for efficient research and development and large-scale production of the nickel-based wear-resistant alloy for laser cladding.
Owner:XIANGTAN UNIV

Hard light link reliability coupling method, system and device and storage medium

The invention discloses a strong light link reliability coupling method, system and device and a storage medium, and relates to the technical field of reliability engineering.The method comprises the steps that reliability parameter mapping of all parts of a system is obtained based on a pre-constructed model-based system engineering MBSE digital model of a strong light link system; dynamically calculating a fault-free working time MTBF of the highlight link system according to the reliability parameter mapping; performing fault propagation simulation according to the MBSE digital model and a predefined fault mode library; and according to the MTBF and the fault propagation simulation result, generating reliability evaluation of the highlight link system. According to the method, based on parameter mapping and dynamic coupling calculation of the MBSE model, multi-physical field simulation can be integrated in real time, such as heat and electricity data or actually measured data, working condition parameters are dynamically corrected, and dynamic, precise and systematic analysis of reliability evaluation is realized.
Owner:NAVAL UNIV OF ENG PLA

An agent-based full-process antibody drug design optimization system and method

PendingCN122598840ASolve FragmentationImprove R&D efficiency
The application provides an intelligent agent-based whole-process antibody drug design optimization system and method, which comprises the following steps: receiving an antibody design requirement input by a user through an intelligent agent, performing intention recognition, task classification and parameter extraction on the input by the intelligent agent, and automatically constructing an antibody design task plan; structural modeling and combination hotspot analysis; generating a brand new antibody skeleton or optimizing an existing antibody skeleton; CDR sequence filling and candidate sequence generation; structure verification and affinity evaluation; humanization design and developability evaluation; candidate antibody sorting and result output; and generating a comprehensive design report. The application is used for guiding a user to complete a complete process from a target point to a high-affinity humanized antibody candidate sequence.
Owner:ZHONGSHAN HOSPITAL FUDAN UNIV

Metal mask and pattern selection method, device and storage medium thereof

The application provides a metal mask and a pattern selection method, device and storage medium thereof. The pattern selection method comprises: processing n different transition region images to obtain corresponding n groups of pattern design parameters for representing the pattern distribution state of the transition region; determining minimum equivalent regions based on the n groups of pattern design parameters, performing mechanical simulation on each minimum equivalent region by using a finite element algorithm to obtain n groups of material properties corresponding to n different metal masks; performing mechanical simulation on the n different metal masks by using the finite element algorithm based on the n groups of material properties to obtain n groups of first deformation variables corresponding to the n different metal masks; determining at least one group of target first deformation variables from the n groups of first deformation variables, and outputting a transition region image corresponding to the target first deformation variable. The computer simulation test method can shorten the product development cycle, reduce the manufacturing cost and improve the research and development efficiency.
Owner:ZHEJIANG ZHONGLING TECH CO LTD

High-speed serial interface physical ip verification platform, method, device and medium

ActiveCN122021493Breduce functionShorten the overall cycle
The application relates to the technical field of integrated circuits and provides a high-speed serial interface physical IP verification platform, method, device and medium. The application provides a unified design and verification platform supporting coexistence and fusion of multiple protocol types and a multi-protocol physical layer intellectual property core design and verification, is based on a modular, parameterized, multi-protocol and harmonious coexistence design idea and a top-level architecture circuit design method, can effectively reduce the circuit design and verification manpower cost of various different protocol types in project development, significantly shortens the function and performance verification period of the physical layer intellectual property core, significantly improves the full-stack and full-field research and development efficiency of the architecture design, circuit development and full-amount function / performance verification for different protocol types, improves the design and verification platform reuse degree between different protocols, and provides an excellent paradigm of unified design and verification with high platform level.
Owner:CORE YAOHUI SEMICON TECH (SHANGHAI) CO LTD

A sturgeon cartilage bioactive peptide that promotes height growth and improves bone development, its preparation method and application

This invention discloses an active peptide from sturgeon cartilage that promotes height growth and improves bone development, along with its preparation method and applications, belonging to the field of active peptide technology. Using sturgeon cartilage as raw material, this invention selects the polypeptide with the highest activity in promoting bone growth and development from different enzymatic hydrolysis combinations through MC3T3-E1 cell experiments, and verifies its positive effect using zebrafish experiments. Subsequently, two potential active peptide sequences from sturgeon cartilage with bone growth and development promotion functions are screened using mass spectrometry to identify their sequences and bioinformatics techniques such as molecular docking. The amino acid sequences of the active peptide segments are shown in SEQ ID NO.2 and SEQ ID NO.5. The sturgeon cartilage peptides prepared by this invention have activity in promoting bone growth and development, which can solve the problem of high-value utilization of sturgeon and can also be used as a functional factor in functional products, showing good application prospects.
Owner:XIAMEN YUANZHIDAO BIOTECHNOLOGY CO LTD

Dynamic monitoring and adjusting method, system, medium and equipment for research and development of traditional Chinese medicine preparation

The invention provides a dynamic monitoring and adjusting method and system for traditional Chinese medicine preparation research and development, a medium and equipment, and belongs to the technical field of medical information. The method comprises the steps of automatically screening candidate research and development projects based on hospital historical clinical data; milestone information including time nodes, expenditure budget, key assessment indexes and early warning threshold values is set for the project; the research and development progress information is received in real time and compared with the milestone information, and an early warning signal is triggered when deviation reaches an early warning threshold value; and responding to the early warning signal, and starting a project adjustment process to dynamically adjust project resources. Through data-driven project approval, milestone type planning and'monitoring-early warning-adjustment 'closed-loop management, the problems that research and development project starting lacks objective basis and process management is rigid are solved, the scientificity of the research and development direction, the refinement level of process management and the flexibility of risk response are improved, and the research and development efficiency is improved. The research and development efficiency and success rate of the traditional Chinese medicine preparation are improved.
Owner:WANGJING HOSPITAL OF CHINA ACAD OF CHINESE MEDICAL SCI

A multi-agent based cross-physical field microstructure inverse design method and system

The application belongs to the technical field of intelligent design and computing optimization, and provides a multi-agent-based cross-physical-field microstructure reverse design method and system, obtains a design intention, analyzes the design intention into a quantitative cross-physical-field attribute target vector; utilizes a pre-trained neural network model to map the design intention into an adjusting parameter in a latent representation space, decodes and generates a geometric configuration of an initial microstructure, and constructs an initial evolution population; performs cross-physical-field numerical simulation on the microstructure in the population; identifies an evolution direction of a parameter space through local gradient approximation, performs elite screening by using a non-dominated sorting driven by a Pareto, dynamically adjusts the adjusting parameter of the latent space, guides the evolution process to converge to a physically effective Pareto frontier, and obtains a design scheme according to an optimization result. The application realizes efficient and accurate design of a microstructure under complex constraints.
Owner:SHANDONG UNIV

A modular reusable AiP radio frequency channel structure based on vertical cross-section impedance anchoring and a design method thereof

The application discloses a modular reusable AiP radio frequency channel structure based on vertical cross-section impedance anchoring and a design method thereof. The modular reusable AiP radio frequency channel structure comprises a front-end standardized vertical transition module, a full-coated quasi-coaxial horizontal transmission module and a rear-end antenna feed module, and bidirectional 50-ohm impedance anchoring is implemented on the vertical cross-section of each module cascade. The intermediate layer full-coated quasi-coaxial horizontal transmission module is composed of upper and lower solid ground shielding layers and two side sub-wavelength spacing via walls to form a full-coated cavity, so that the change of the length of the horizontal section only introduces linear phase delay without destroying impedance matching. The application realizes 100% modular reuse of the core vertical interconnection structure in a multi-channel array, shortens the design period from several months to several days, and completely eliminates millimeter wave frequency band radiation leakage and near-field crosstalk.
Owner:HANGZHOU DIANZI UNIV

Methods, systems, equipment, and media for determining drug-target match

ActiveCN116486899BImprove screening efficiencyAvoid affecting subsequent judgment resultsMolecular designBiological modelsProtein targetConfidence score
This invention relates to the fields of natural language processing and digital healthcare, providing a method, system, device, and medium for determining drug-target matching. The method includes: acquiring the drug molecule sequence and the target protein sequence; inputting the drug molecule sequence and the target protein sequence into a first model, performing multimodal processing on the drug molecule sequence and the target protein sequence to obtain a first confidence score; inputting the drug molecule sequence and the target protein sequence into a second model, performing feature extraction and feature splicing on the drug molecule sequence and the target protein sequence to obtain a second confidence score; weighted summing of the first confidence score and the second confidence score to obtain a total confidence score; and determining that the drug matches the target when the total confidence score is greater than or equal to a preset confidence threshold. This method achieves rapid and accurate determination of the targeting relationship between a new drug and the target protein to be identified, effectively improving the efficiency of drug screening.
Owner:PING AN TECH (SHENZHEN) CO LTD

Non-bearing body frame torsional strength analysis method and system

The application provides a non-load-bearing vehicle body frame torsional strength analysis method and system, which comprises the following steps: constructing a finite element model of a frame of a measured vehicle type based on a three-dimensional model of the vehicle type, performing simulation analysis on the finite element model, and obtaining unit torsional angle stress data of the frame; obtaining torsional angle combination spectrum data of a frame rear cross beam on a combined road surface according to a real vehicle road test; grouping parts of the frame according to material properties, matching the torsional angle combination spectrum data with the finite element model of the frame to simulate a frame fatigue test; and calculating fatigue damage values of each part of the frame according to the unit torsional angle stress data of the frame and the torsional angle combination spectrum data, until it is determined that any part fails according to the fatigue damage values. The application can preliminarily verify the torsional strength of the frame in the early stage of design and development, has high test accuracy, provides a reliable basis for frame development, shortens the test cycle and cost, and improves the research and development efficiency.
Owner:VOYAH AUTOMOBILE TECH CO LTD

Physical embedded multilevel inference artificial intelligence framework for surface acoustic wave filter design

The invention discloses a physical embedded multilevel inference artificial intelligence framework for surface acoustic wave filter design, and relates to the technical field of surface acoustic wave filters and artificial intelligence. The framework comprises an intelligent pre-generator, an equivalent circuit model verifier and an optimizer, wherein the intelligent pre-generator outputs an initial design solution according to a target S21 parameter; the equivalent circuit model verifier rapidly predicts the response of the filter S21 through a mixed model of inference logic and deep learning driven by a surface acoustic wave resonator admittance formula and an ABCD matrix cascade formula; and the optimizer iteratively optimizes the design parameters and the topological structure based on the prediction result. The physical mechanism of the surface acoustic wave device is embedded into the deep learning reasoning process, the limitation of physical consistency of a pure data driving model is broken through, end-to-end full-automatic design without manual parameter adjustment and complex electromagnetic simulation is achieved, the calculation cost is remarkably reduced, the design period is shortened, and the design efficiency is improved. The method can be widely applied to efficient and accurate design of the surface acoustic wave filter in the field of wireless communication.
Owner:XIAMEN UNIV

Material data management method and system based on artificial intelligence

The invention relates to the technical field of material informatics, and discloses a material data management method and system based on artificial intelligence, and the method comprises the following steps: S1, carrying out the first-level classification according to the purposes corresponding to collected material data; s2, on the basis of the first-level classification, performing second-level classification on the material data according to the main performance of the material; s3, on the basis of the second-stage classification, performing third-stage classification on the material data according to the preparation process of the material; and S4, on the basis of the three-stage classification, performing four-stage classification on the material data according to the auxiliary performance of the material. Through four-level hierarchical association, a complete link of application-main performance-preparation process-auxiliary performance is established, data of ten types of polymer fine processing products is effectively planned and managed, and efficient support is provided for research and development links such as formula screening, process matching and performance prediction, so that the speed of research and development and iterative optimization of new materials is accelerated.
Owner:房兆华 +1

Hall effect-based shifter design method, apparatus, storage medium, and device

The application discloses a gear shifter design method and device based on a Hall effect, equipment, a storage medium and an apparatus, relates to the field of automobile design and manufacturing, and comprises the following steps: obtaining an existing gear shifter and performing a test, and collecting magnetic field intensity data of each gear position in the gear shifter; establishing a finite element model of the gear shifter and performing finite element simulation to obtain the magnetic field intensity data of each gear position in the finite element model; comparing the obtained gear shifter magnetic field intensity data with the finite element model magnetic field intensity data to verify the simulation reliability of the finite element model; based on a neural network model and the finite element model whose simulation reliability has passed the verification, optimizing gear shifter design parameters to determine optimal gear shifter design parameters. The application can improve the research and development efficiency of the gear shifter and effectively ensure the working accuracy of the gear shifter based on the Hall effect.
Owner:DONGFENG MOTOR GRP

Methods and applications for predicting the performance of epoxy resins

This invention provides a method and application for predicting the performance of epoxy resins. The performance prediction method includes: collecting a dataset; constructing a machine learning model combining a graph convolutional neural network with enhanced attention and gating mechanisms and a multilayer perceptron to automatically learn the latent vectors of the small molecular structures of epoxy resins, thus obtaining an epoxy resin structure representation model; calculating polymer property descriptors; using the structure representation model, transforming the dataset into a latent vector-performance dataset; mapping the relationship between the latent vectors and calculated performance based on the latent vector-performance dataset, relative molecular mass, and polymer feature descriptors, thus constructing a Gaussian process regression model; and inputting the structural information of the epoxy resin to be analyzed into the Gaussian process regression model to obtain the performance data of the epoxy resin to be analyzed. The novel epoxy resins screened using the method of this invention possess high modulus, high strength, and high elongation at break, showing broad application prospects.
Owner:EAST CHINA UNIV OF SCI & TECH

Thickening compositions for toothpaste, their preparation methods and applications

ActiveCN118593383Bimprove featuresincrease viscosity
This application discloses a toothpaste thickening composition, a method for preparing the thickening composition, a toothpaste containing the thickening composition, and the application of the thickening composition in toothpaste preparation. The thickening composition includes a thickener and a humectant, and the thickener includes microcrystalline cellulose and carboxymethyl cellulose salt. The thickening composition of this application can improve the properties of toothpaste and has good versatility, making it suitable for various toothpaste formulations. This can help improve the efficiency of toothpaste product development and production, and the prepared toothpaste provides a good user experience.
Owner:GUANGZHOU STARS PULSE CO LTD

DLS time-varying autocorrelation inversion method for drug diffusion coefficient

The invention belongs to the technical field of biomedical engineering, and relates to a DLS time-varying autocorrelation inversion drug diffusion coefficient method, which comprises the following steps: constructing a structure-enhanced time-varying autocorrelation function data set through overlapping time window division, standard time-varying autocorrelation function calculation and correction factor fusion of structural sensitive parameter derivation; then, a dynamic parameterized physical model related to hydrogel structure parameters is constructed based on the diffusion theory, diffusion coefficients are dynamically adjusted along with structure evolution, a theoretical autocorrelation function sequence with matched dimensions is generated at the same time, and then, through the trained intelligent inversion model, regularization optimization and uncertainty estimation are combined, so that a dynamic self-correlation function sequence of the hydrogel structure parameters is obtained. According to the method, the optimal time-varying diffusion coefficient is accurately inverted, and finally, through comparison of theoretical and actual drug release curves, dynamic error feedback adjustment and energy efficiency evaluation, the accuracy of diffusion coefficient inversion and release efficiency evaluation is ensured, and accurate data support is provided for hydrogel drug carrier formula optimization, release kinetics analysis and clinical administration scheme design.
Owner:ZHEJIANG CANCER HOSPITAL

Quantitative method for E. coli cell sonication disruption based on firefly luciferase

This invention relates to a quantitative method for ultrasonic disruption of *E. coli* cells, specifically a method based on firefly luciferase in *E. coli* cells. The method involves mixing *E. coli* expressing firefly luciferase as an internal standard with a suspension of target protein-expressing bacteria, followed by ultrasonic disruption of the cells. The degree of disruption of the target protein-expressing bacterial suspension is quantitatively calculated by measuring the activity of the firefly luciferase. The target protein-expressing bacterial suspension uses *E. coli* expressing the target protein. Compared with existing technologies, this invention overcomes the shortcomings of complex experiments, low efficiency, and unstable accuracy in existing technologies. It achieves efficient and highly accurate quantification of the degree of ultrasonic disruption of *E. coli* cells, reduces experimental complexity, and improves research and development efficiency and accuracy. This provides a scientific basis and new approach for the development of new feed protein resources and livestock breeding research, and has broad application potential.
Owner:FUJIAN AONONG BIOLOGICAL TECH GRP CO LTD +2

Storage vehicle endurance test device

The utility model discloses an endurance test device for a storage vehicle. The endurance test device comprises a switch control part, a test bench and a console, the switch control part is connected with the upper end of a storage vehicle air handle, and an execution element used for pressing a button on the air handle is arranged in the switch control part. The test bed comprises a vehicle body fixing part, a driving wheel supporting part and a bumping simulation part; according to the storage vehicle testing device, the testing device is arranged, so that the whole or local parts of the storage vehicle can be tested, and the universal performance of the storage vehicle testing device is improved.
Owner:ANHUI HELI CO LTD

RT-LAB-based generator excitation small signal semi-physical simulation method and detection system

PendingCN121785160ARealize recurrenceImprove stabilitySimulator control
The invention relates to the technical field of generator excitation simulation, and discloses an RT-LAB-based generator excitation small signal semi-physical simulation method and detection system, and the simulation method comprises the following steps: building a single machine infinite bus simulation system and a generator excitation system model in RT-LAB software; a semi-physical simulation platform loaded with RT-LAB software is electrically connected with the AVR excitation regulator through a conversion card; based on the generator excitation system model established in RT-LAB software, determining the optimal working parameters of the PSS of the AVR excitation regulator; and based on the optimal working parameters of the PSS of the AVR excitation regulator, adjusting the control parameters of the single-machine infinite-bus simulation system and the generator excitation system model so as to evaluate the response performance of the AVR to various generator faults. According to the method, a small signal model is built through RT-LAB, and the test accuracy is ensured by utilizing the real-time capability of the step length of 15 microseconds.
Owner:XIAN UNIV OF TECH

Component design method of vanadium-based hydrogen storage alloy with high reversible hydrogen storage capacity

The invention relates to a component design method of a vanadium-based hydrogen storage alloy with high reversible hydrogen storage capacity, which can realize the component design of the vanadium-based hydrogen storage alloy with high reversible hydrogen storage capacity through the steps of data acquisition, data preprocessing, data set division, fitting model establishment and alloy component design.
Owner:GRIMAT ENG INST CO LTD

A Plasma Dynamics-Based Method for Predicting the Lower Surface Flashover Voltage of Perfluoroisobutyronitrile Mixed Gases

This invention provides a method for predicting surface flashover voltage in a perfluoroisobutyronitrile (PFOS) mixed gas based on plasma dynamics. It comprehensively considers the effects of gas molecule desorption and collisional ionization, surface charge accumulation at the gas-solid interface, and carrier traps in the solid medium on the solid side. A surface flashover model is constructed, and by solving the continuity governing equations, Poisson's equation, and local field approximation equations for charged particles, the spatiotemporal distribution of the electric field intensity and the transport of charged particles in space are obtained, serving as a means to predict the surface flashover voltage. This invention not only predicts surface flashover voltage but also holds promise as a data reference for the development of environmentally friendly insulating gas equipment, saving experimental costs and improving R&D efficiency.
Owner:HUNAN UNIV