36results about How to "Realize simulation analysis" patented technology

The invention discloses a geographic information data acquisition and display system, including a geographic information acquisition module, a man-machine operation module, a video data acquisition module, a data processing module, an expert evaluation module, a graphics rendering module, a regression calculating module, a prediction analyzing module, a central processor, a database file name automatic generation module, a 360-degree phantom imaging module, a simulation analyzing module, a virtual sensor, a transfer node module and a display. The simulation analyzing module repeatedly executes a simulation analyzing algorithm or a simulation analyzing method and transmits the feedback results to the virtual sensor. The virtual sensor receives the feedback results and automatically displays the data. According to the invention, a Beidou module is adopted to achieve data transmission through short messages, which greatly reduces the cost, ensures the real-time transmission of data, reduces the workload of the workers while achieving the 3D simulation of geographic information and comprehensive simulation and analysis of 3D three-dimensional geographic module so as to provides the reliable basis for corresponding measures.

The invention discloses a civil engineering construction monitoring system which comprises an internal parameter collecting module, an external parameter data collecting module, a central processing unit, a construction condition forecasting module, an expert evaluating module, an alarm module, a sensor data recognizing module, a physical model establishing module, a virtual parameter actuator, avirtual parameter module and a simulating analysis module. By collecting the internal stress data and acceleration data of civil engineering construction and collecting construction sedimentation parameter data, displacement parameter data, gradient parameter data, crack parameter data and deflection parameter data in combination, the all-directional monitoring of the construction situation is realized, the system has a data analyzing function, and the output of the current comprehensive situation of the construction structure can be conducted in real time according to the detected data; by establishing a construction simulating model, the predicting and simulating analysis of the subsequent situation of construction are realized, and the problems in the construction structure can be foundin time.

The invention discloses a big data acquisition and analysis system which comprises a remote server, a main controller and terminal nodes, wherein the terminal nodes comprise different control terminals and target data acquisition terminals; the target data acquisition terminals are connected with the main controller by being connected with wireless transmission modules in a self-networking mode, and thus an effective internal network is formed; the target data acquisition terminals are used for transmitting acquired data to the main controller through the internal network in a wireless mode; being a connection hub of the internal network and the remote server in the Internet, the main controller is used for transmitting the data to the remote server after certain analysis processing, and used for displaying acquired useful information on the display screen of the main controller. As the system is divided into a plurality of control terminals and target data acquisition terminal nodes, independent loading of data can be achieved; as the system has a data processing function, the analysis precision is improved, and simulated analysis of the data is achieved.

The invention discloses an agricultural intelligent platform based on image processing. The agricultural intelligent platform comprises a video acquisition module, a video data processing module, a planting region space information monitoring module, an environmental parameter acquisition module, a three-dimensional reconstruction module, a central processor, a predictive analysis module, an expert assessment module, a physical model construction module, a virtual parameter actuating module, a virtual sensor and a simulation analysis module. Real-time monitoring and analysis of the crop type,the crop growth state, the planting environmental parameters and the total coverage of the crops in the planting regions can be realized so that the reference opinions can be provided for modificationand adjustment of the later planting scheme, and the output and the quality of the crops can be enhanced to a certain extent; meanwhile, all the data are stored in the designated database in a classified way according to the preset algorithm so that sharing of the crop planting data of all the planting regions can be realized and data inquiring and calling can also be facilitated.

The invention discloses a data statistic analysis platform system. The data statistic analysis platform system comprises a register module, a man-machine operation module, a data processing module, a data classifying module, a data statistic analysis module, a central processing unit, a physical model building module, a virtual actuator, a virtual parameter module, a simulated analysis module, an expert assessment module, an identity authentication module and a data retrieval and calling module. The data statistic analysis platform system completes data processing and auditing through the own data processing function, and data duplication and collision are avoided while a database is updated in real time; data sharing in the authority limit is achieved, each data entry carries identity information of an entry worker, data traceability is achieved, and data storage and calling are safer; models corresponding to different data are calculated based on Flac3D numerical simulation, analysis accuracy is improved, and data simulated analysis is achieved.

The invention discloses a water environment monitoring system, which comprises a sensor group, a video data acquisition module, a panoramic video generating module, a man-machine operation module, a central processor, a water environment evaluation module, an expert evaluation module, a physical model building module, a virtual actuator, a virtual sensor and a simulation analysis module. An underwater robot and a detection device are perfectly combined to realize simultaneous detection on water environment conditions in multiple directions, multiple evaluation results of the water environment conditions are obtained, the detection results are high in accuracy, data transmission is carried out via a Beidou short message communication technology, no communication line needs to be erected, the use is convenient, prediction and simulation analysis on subsequent conditions for the water environment are realized through self definition of the water environment physical model, the virtual sensor and the virtual actuator, various water environment treatment schemes can be converted into parameters to act on the built water environment physical model, and reasonable selection on the water environment treatment schemes can be realized.

The invention discloses a flight control method and a flight control system on the basis of complicated low altitudes. The flight control method includes acquiring environmental information in set threshold ranges around to-be-controlled aircrafts; acquiring flight plans of the to-be-controlled aircrafts; judging whether conflict between the environmental information and the flight plans of the to-be-controlled aircrafts exists or not, and allowing the to-be-controlled aircrafts to fly according to the flight plans if the conflict does not exist; acquiring conflict information of the environmental information and the flight plans if the conflict exists; adjusting the flight plans according to the conflict information to obtain adjusted flight plans and allowing the to-be-controlled aircrafts to fly according to the adjusted flight plans. The environmental information includes information of other aircrafts, weather information and topographic information. The flight plans comprise flight routes, flight heights and flight speeds which correspond to a plurality of legs. The flight control method and the flight control system have the advantage that control and simulation analysis canbe carried out on flight at the complicated low altitudes by the aid of the flight control method and the flight control system which is a simulation system.

The invention relates to a contactor contact system on-load multi-physical-field coupling simulating and optimization design system which comprises an electric arc calculating module, an electromagnetic field-dynamics-acoustics solving module, an electromagnetic field-temperature field solving module, a multi-stage design module and a graphical user interface module. The simulating and optimization design system of an overall-process three-dimensional virtual prototype considering the on-load suction process, suction holding process and the separation process of a contact system is provided, and the on-load troubles in a contact system on a contactor simulating technology in the current industry and the multi-field coupling problems on contactor design are solved.

The invention discloses a civil-engineering construction monitoring system, comprising optical fiber sensor group, environment acquisition module, man-machine operation module, central processing unit, prediction analysis module, expert evaluation module, establishment module of dynamics model, simulation analysis module and virtual sensor. Through the collection of such data as pressure, stress and humidity borne by the reinforcement structure of civil-engineering construction and the weather around and image data of civil-engineering construction, the system realizes all-dimensional real-time monitoring on the building,so as to obtain various evaluation results of the building with high accuracy of detection results; realizes the prediction and stimulation analysis for the follow-up situations of the building through the construction of building dynamic model, so as to found out the problems existing in the building on time, and transforms various treatment schemes into parameters in the established building dynamic model and realizes the reasonable selection for treatment scheme.

The embodiment of the invention discloses a flexible panel simulation method and device. The method comprises the steps that a geometric model of a flexible panel is established; a film, adjacent to afilm where wiring regions are located, in the geometric model of the flexible panel is cut; meshing is performed on regions and films in the geometric model after cutting, wherein the regions and thefilms include each wiring region, films except the film where the wiring regions are located, other films except the film adjacent to the film where the wiring regions are located and each region obtained after cutting in the film adjacent to the film where the wiring regions are located; material parameters are assigned to the geometric model, a contact relation among all the films is established, and a simulation load is applied to the geometric model; and stress and strain simulation analysis is performed on meshes of the geometric model according to the contact relation, so that simulation analysis of the flexible panel is realized. Through the embodiment, a simulation test on the flexible panel is realized, so that development efficiency is improved, and design difficulty is lowered.

The invention discloses a moving target atmospheric disturbance characteristic simulation method. The method includes obtaining target geometry parameters, establishing target three-dimensional model,dividing grids of a target and flow field solving area; setting flow field calculation conditions, selecting a flow field calculation model, obtaining target atmospheric disturbance flow field parameters, calculating flow field refractive index distribution, calculating a refractive index gradient according to a Barron operator, calculating a disturbance atmospheric deflection transmission path through Runge-Kutta light tracing, and obtaining a deflection angle of light passing through a disturbance field. According to the method, simulation analysis is carried out on light deflection generated when ground object light passes through an atmospheric disturbance area formed by a high-speed target for the first time. The method can be used for atmospheric disturbance simulation analysis of any target flying in the atmospheric layer, can analyze the deflection condition of the ground object light of any spectral band passing through the target atmospheric disturbance area, and can also analyze the deflection condition formed by the ground object light of different spectral bands passing through the atmospheric disturbance area of the target at different incident angles. A new means isprovided for target atmospheric disturbance simulation analysis, and the method can be applied to atmospheric disturbance field characteristic research.

The invention discloses a numerical simulation method for deformation in the rolling process of a continuous variable convexity roller of a wide and thick plate product. The numerical simulation method comprises the following steps: obtaining material attribute parameters of the continuous variable convexity roller and a rolled piece; determining geometric parameters of the continuous variable convexity roller and rolled piece; establishing a geometric model of the continuous variable convexity roller and rolled piece by utilizing three-dimensional drawing software; obtaining process parameters of rolled piece rolling forming and continuous variable convexity roller deformation; establishing a three-dimensional thermal coupling finite element analysis model; carrying out simulation analysis of deformation in the rolling process of the continuous variable convexity roller; and verifying the correctness of the three-dimensional thermal coupling finite element model. Accuracy and reliability of the model are guaranteed, elastic deformation of the continuous variable convexity roller and elastic-plastic deformation of a rolled piece are coupled together, and compared with other technologies, in addition, by means of coupling of a temperature field and a stress field, the method better conforms to the actual situation. The method is simple and easy to implement, low in cost, high inprecision and efficiency and capable of replacing a trial-manufacture experiment in practice.

The invention belongs to the technical field of e-commerce, and discloses an e-commerce statistical system based on a cloud platform, which comprises an e-commerce statistical platform and a cloud server, the e-commerce statistics platform is carried on the cloud server, and a central processing unit and a database are arranged in the e-commerce statistics platform; the e-commerce statistical platform is used for collecting, processing, sorting, retrieving and calling the e-commerce data, and finally establishing a physical model and drawing and displaying images through statistical analysis;an enhanced firewall is programmed on the cloud server based on a software program; and the e-commerce statistics platform is connected with a second display screen. By arranging the data on the cloudplatform, overload of the system is well avoided, a text, voice and picture input mode can be adopted, and the application range of the system is expanded, so that various statistical analysis requirements are met; therefore, calculation and acquisition of various target data are realized, and great convenience is brought to use of workers; the analysis accuracy is improved, and the simulation analysis of the data is realized.

The invention discloses a test system of an electric automobile power system. The test system comprises a man-machine operation module, a brake pedal, a sensor for displacement of the brake pedal, an acceleration / speed sensor, an accelerator mistaken stepping prevention module, a braking force magnitude warning module, a data acquisition module, a central control unit, a power limiting module, a control command preview module, a prediction analysis module, an expert assessment module, a physical model building module, a virtual parameter actuation module, a virtual parameter module and a simulation analysis module. The test system of the electric automobile power system realizes comprehensive acquisition of basic situation data of a vehicle-mounted power battery, and performs prediction of a vehicle-mounted power battery situation and a future development situation through the prediction analysis module; preview of a control command needs to be performed first before confirmation of output of each command, thereby well avoiding an error of control command output, and enabling each control command to have visualized; and simulation analysis of the vehicle-mounted power battery basic situation data and a maintenance plan or emergency measures is realized.

The invention discloses a new energy automobile accessory assembly analogue simulation system. The system comprises a PC host, a user interface, a modeling simulation editing system, an assembly control system, an error optimization system and a modeling database. The PC host is connected with the modeling simulation editing system through the user interface, and the modeling simulation editing system is connected with the assembly control system, the error optimization system and the modeling database. A user enters a user interface through a computer to input related data or select related items and controls a simulation operation to realize the simulation analysis for a production line. In addition, the digital deviation analysis work and the cooperation efficiency can be further improved, and the system has positive effects and significance in the aspects of promoting automatic assembly production of new energy automobiles and the like.

A method for constructing electromagnetic wave transmission model of cone configuration. A method and apparatus for construct a circular cone having a known vertex; Calculation of hypotenuse length ofcone; Constructing of oblique cone with the same bottom; Calculation of inclined cone inclined edge length; Model Construction of Bevel Edge Length Variation of Inclined Cone; The electromagnetic wave spatial transmission model of unknown position target is constructed. The spatial relations of electromagnetic wave emission, reflection and reception between the unknown position target and the transmitter and receiver are established by simulation. Observation and positioning simulation of unknown position target are carried out. The advantage of that invention: By converting the calculation of electromagnetic wave space transmission distance into the analysis and calculation of the bevel length of a series of inclined cones with the same bottom, Thus, the time-varying model of electromagnetic wave space transmission can be deduced and constructed, which can realize the simulation analysis of electromagnetic wave space transmission state for the unknown position target, and provide thebasis for the simulation calculation and evaluation of the real electromagnetic wave space transmission mode based on the principle of the space electromagnetic wave observation electronic system andthe computer simulation.

The invention discloses an oil and gas recovery monitoring device. The oil and gas recovery monitoring device comprises a man-machine operation module, a plurality of gas flow meters, a liquid flow meter, a plurality of temperature sensors, a plurality of pressure transmitters, a VOC concentration sensor, a refrigeration module, a video data acquisition module, a central processor, a physical model building module, a recovery method optimization module, a virtual sensor, a simulation analysis module, a drawing module, a regression calculation module and an oil and gas recovery condition evaluation module. With the oil and gas recovery monitoring device of the invention adopted, data automatic acquisition, analysis and automatic generation of records are realized, oil and gas recovery monitoring can be automated and informationized, and detection results are accurate; three-dimensional simulation display of oil and gas recovery to be monitored can be realized through a physical model, so that a user can more intuitively understand the condition of the oil and gas recovery to be monitored; and through the self-definition of the recovery method optimization module, the simulation analysis module and the virtual sensor, the simulation analysis of the physical model can be realized, and the formulation of various measures for different situations can be facilitated.

The invention discloses a city planning and design intelligent ontology model construction method which comprises the following steps that a city planning physical model is built, and a hard point file is obtained; a modifiable hard point table is formed; a hard point city planning structure model is built; the hard point city planning structure model is subjected to parameterization processing; city planning structure dotted line models of all regions are built; virtual sensors and virtual parameter actuating models are inserted into the obtained city planning structure dotted line models ofall regions; simulation analysis is performed, and part detailed mathematical models are obtained; a city planning dotted line model is built, the detailed mathematical models of all region models aredecorated to the corresponding dotted line components of the city planning dotted line model, and a city planning parameterized model is obtained. The city planning and design intelligent ontology model construction method starts from the behavior of people in the city and functions of the city, the integrated pattern of planning of the whole city from the regional planning optimization to wholeoptimization is adopted, the city structure is comprehensively optimized, the city functions are well developed, and the city competitiveness is improved.

The invention discloses a crosstalk simulation modeling method of non-parallel cables and a simulation model of the crosstalk simulation modeling method, wherein the simulation model at least comprises: an interference cable, an interfered cable and a grounding flat plate; the interference cable or the interfered cable is selected as a reference cable; a step of applying an excitation signal witha set frequency to one end of the reference cable through an excitation signal applying device is carried out, and a first load with a specified value is applied to the other end; a first test deviceused for testing the amplitude of an interference signal is arranged at a certain position of the reference cable. And the other cable besides the reference cable is split into a plurality of sectionsof parallel sub-cables parallel to the reference cable, a second load with a specified value is applied to two ends of said other cable, and a second test device for testing the amplitude of the interference signal at a certain position is arranged on a certain parallel sub-cable.

The invention discloses a fabricated building design device and method. The system comprises a drawing path acquisition module, the input of the painting path acquisition module is connected with outputs of a painting brush path acquisition module and an eraser path acquisition module; the output of the painting path acquisition module is connected with the first input of a central processing unit; the first output of the central processing unit is connected with the input of a three-dimensional model generation module; the second output of the central processing unit is connected with the input of a hard spot file reading module; the output of the hard spot file reading module is connected with the second input of the central processing unit; the third output of the central processing unit is connected with the input of a hard point building construction model building module, the fourth output of the central processing unit is connected with the input of a hard point release module,and the fifth output of the central processing unit is connected with the input of the building component point line model building module. The method has the characteristics of convenience and rapidness; and simulation analysis and detection of the performance of the building are realized while the design is carried out, and the fusion of the building design and the performance design is realized.

The present invention discloses a complex network-based dynamic model of disease transmission. The complex network-based dynamic model of disease transmission comprises a dynamic model as well as a virtual actuator and a virtual sensor which are inserted into the dynamic model; the virtual actuator is used for inputting parameters which can be decomposed into design variables, design objectives and design constraints, wherein all the design variables, design objectives and design constraints have direct or indirect corresponding relations with related elements in a simulation analysis module;and the virtual sensor is a logical unit which is inserted into the dynamic model and can obtain targets of corresponding results or information. With the complex network-based dynamic model of the invention adopted, the dynamic change of a disease transmission model can be realized, and simulation analysis of a disease transmission situation is realized.

The invention discloses a relay endurance performance storage degradation analysis method and belongs to the technical field of relay product performance analysis. The method comprises the steps of building a contact spring system vibration simulation model of a relay according to design parameters of the relay; performing a storage degradation test on a contact spring system, and based on a stress relaxation theory, building a storage degradation model of the contact spring system; discretizing the storage degradation model, based on this, modifying the simulation model to realize storage degradation injection of the contact spring system, and performing calculation to obtain a degradation condition of a pre-pressure value between normally closed contacts; performing mode analysis and frequency response analysis on the contact spring system vibration simulation model realizing the degradation injection, and determining degradation conditions of a resonant frequency and a correspondingcontact force response value; and comparing pre-pressure values and contact force response values corresponding to different storage time, and judging whether the endurance performance of the relay meets a requirement or not, thereby realizing the storage degradation analysis of the endurance performance of the relay. According to the method, the problem of incapability of giving out a change condition of the endurance performance of the relay in a long storage process during a design stage can be solved.

The invention discloses a vehicle braking noise simulation analysis method and device, a storage medium and terminal equipment, and the method comprises the steps: obtaining the displacement of a brake pad of a vehicle at at least two preset positions on a brake disc according to a preset displacement model when the brake pad is subjected to preset braking force; according to the displacement of the brake pad at the at least two preset positions, the displacement fluctuation quantity of the brake pad is obtained, and the displacement fluctuation quantity is used for representing the braking noise of the vehicle; comparing the displacement fluctuation quantity with a preset fluctuation reference value; and when the displacement fluctuation quantity is not smaller than the fluctuation reference value, optimizing the displacement fluctuation quantity. By the adoption of the technical scheme, a complex whole vehicle model does not need to be built, simulation analysis can be conducted on the vibration source of the brake noise, simulation analysis of the brake noise can be simply and rapidly achieved, and precision and effectiveness are guaranteed.

The invention discloses a banana cluster finger vibration damage simulation structure and a construction method and a verification method thereof; the method comprises the steps: segmenting a complex banana cluster into a plurality of parts, separating an irregular finger into two parts with different densities and volumes according to the particularity of the banana finger, constructing a heterogeneous mass block, and carrying out the verification of the vibration damage of the banana cluster finger; further constructing a banana cluster finger vibration damage simulation structure consisting of a flexible rod, a rigid block body, a rigid rod and a heterogeneous mass block body. According to the invention, constraint and the position of an excitation opening are added on the flexible rod according to needs, vibration excitation of a specific rule is input into the excitation opening, excitation input of a banana cluster complex structure and simulation analysis of fruit finger vibration damage are achieved, and a reliable simulation scheme is provided for a fruit simulation model which is irregular and large in fruit peel mass ratio.

The invention discloses an equivalent method of predicting thermomechanical fatigue life. The method comprises the steps of: establishing a thermomechanical dynamics model, and obtaining a hard-pointfile; forming a modifiable hard-point table; establishing a hard-point thermomechanical construction model; carrying out parametric processing on a hard-point thermomechanical-construction-model; establishing a thermomechanical component construction point and line model of each thermomechanical component; designing detailed moduli of each component, and constructing a thermomechanical parameterized DMU model; and inserting virtual sensors and virtual actuators in the thermomechanical parameterized DMU model, and carrying out thermomechanical performance analysis. According to the method, thermomechanical performance analysis and detection can be completed while design is carried out, fusion of architectural design and performance design is realized, and thermomechanical optimization can be carried out according to different needs. According to the method, thermomechanical fatigue testing is realized through construction of the thermomechanical parameter model and a mode of simulationanalysis, and performance influences of various parameters on each thermomechanical component are fully considered.

The invention discloses a method for analyzing and simulating influence of laser line width on gas absorption spectral lines in TDLAS (tunable diode laser absorption spectroscopy), the method mainly comprises an analysis method and a simulation method, the analysis method comprises theoretical analysis of laser line type, and theoretically, it is clear that the laser line width has influence on detected gas concentration in actual system detection; according to the simulation method, Simulink software is adopted, and simulation modeling of the laser linewidth of the detection system is carried out. According to the method, the TDLAS technology serves as the theoretical basis, the harmonic detection technology is combined, ethylene concentration detection is achieved, compared with the prior art, the mode that theoretical analysis and Simulink software are adopted for simulation modeling is adopted, the influence of the line width of a laser on gas absorption spectral lines in detection is determined, errors of experimental results are reduced, and the accuracy of the whole detection device is improved.