CN115982982A - Simulation method and system supporting multi-source model joint operation - Google Patents
Simulation method and system supporting multi-source model joint operation Download PDFInfo
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Abstract
The invention relates to the field of system simulation, in particular to a simulation method and a system supporting joint operation of multi-source models, wherein the method system comprises the following steps: a simulation model manager, a scenario editor, a simulation operation engine, a visual display module, a data acquisition/playback module, a simulation evaluation module,nA bonded runner and a simulation model, whereinnGreater than 2; the components in the system are connected through an information interaction bus, the components do not directly communicate with each other,the simulation system has a loose coupling relation, so that the simulation system has an open type and expandable system functions, and the information interaction bus is realized by adopting various communication modes of pipelines, signals, shared memories and sockets. The invention has strong universality and good openness, and the number of simulation models can be arbitrarily expanded. The system can realize the direct access and synchronous operation of a multi-source heterogeneous simulation model, can be directly connected to a simulation system in a modularized mode, and can carry out systematic simulation test and evaluation of information equipment.
Description
Technical Field
The invention relates to the field of system simulation, in particular to a simulation method and a simulation system supporting joint operation of multi-source models.
Background
Information equipment represented by radar and wireless communication plays a vital role in modern information war, system performance inspection and operational effectiveness evaluation of the information equipment in an actual battlefield environment are fundamental subjects of common attention of equipment demonstration, equipment development and equipment use departments, application of traditional outfield tests and actual combat drills is limited due to high cost and dependence on outfield conditions, and along with rapid development of computer technology and modeling simulation technology, an all-digital simulation test method is adopted on a computer to accurately evaluate the system performance and the operational effectiveness of the information equipment, so that the method becomes a very effective technical approach and is widely applied.
The battle environment of modern battlefield information equipment is very complex, and in order to carry out comprehensive examination and evaluation on the information equipment, a full-digital simulation system needs to be established, and a large number of relevant mathematical simulation models need to be established. Because the units for developing information equipment are very many, the simulation models and the implementation modes of the unit designs are different, if the simulation models of the units are combined together to perform a simulation test, the interconnection and the joint operation among the different simulation models become a very difficult problem. The current implementation method of the system generally comprises the steps of redesigning and developing related mathematical simulation models by leading a unit, and integrating all simulation models into the same simulation system to perform simulation tests. The method can not directly use the simulation model provided by the equipment development unit, the simulation model needs to be re-developed, the cost is high, and the model is not directly provided by the development unit, so that the divergence is easy to generate on the credibility of the simulation model, and the final evaluation of the mathematical simulation test result is not facilitated.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a simulation method and a simulation system supporting the joint operation of a multi-source model.
In order to achieve the purpose of the invention, the invention adopts the following technical scheme:
a simulation system supporting joint operation of multi-source models, comprising: a simulation model manager, a scenario editor, a simulation operation engine, a visual display module, a data acquisition/playback module, a simulation evaluation module,nA plurality of adhesive runners and simulation models, the number of the adhesive runners is flexibly customized according to actual conditions and is determined by the number of the models participating in the simulation, whereinnMore than 2;
all components in the system are connected through an information interaction bus, the components are not directly communicated, and the components have a loose coupling relation through the information interaction bus, so that the simulation system is open and has expandable system functions;
the information interaction bus is used for realizing data communication and command interaction among all parts, and is realized by adopting various communication modes of pipelines, signals, shared memories and sockets, and the information interaction bus is characterized by comprising the following steps of: data volume, transmission rate, real-time, the flexibility selects suitable communication mode.
A simulation system supporting multi-source model combined operation is characterized in that a simulation model manager maintains and manages simulation models, all the simulation models can be stored in a model library and comprise model execution files, interface files, parameter files and description files, a model retrieval function is provided, and in a simulation application, a user can retrieve required simulation models and deploy the simulation models to corresponding adhesive operators.
A simulation system supporting the joint operation of multi-source models is characterized in that a scenario editor provides a scenario editing function of the simulation system, a user can design a simulation scenario according to simulation test requirements of electronic information equipment, a scenario description file is formed after the simulation scenario editing is completed, and the scenario file is stored in an XML format; when the simulation system is initialized, the scenario editor loads scenario files, reads the scenario files, and sends the read scenario file data to each simulation model through the information interaction bus, so as to realize the initialization of the simulation models.
A simulation system supporting the joint operation of multi-source models is characterized in that a simulation operation engine provides operation scheduling and control functions, realizes the unified propulsion of the simulation system, issues simulation operation instructions of simulation initialization, start, pause, continuation and termination, and controls the synchronous simulation operation of each simulation component and an adhesion operator; the simulation running engine is used as a running support environment of the simulation system and also provides the following functions:
1) Configuration, management and organization of engine processes and simulation model objects;
2) Maintaining and managing the global state of the engine, switching important states and providing a message notification service;
3) Providing remote cooperative service, and providing running information, component state information and simulation model component information of an engine in the form of heartbeat messages;
4) Providing a log service, and recording engine states and events through a log file.
A simulation system supporting the joint operation of multi-source models is characterized in that a visual display module provides visual display plug-ins of various graphs, tables and lists, and the confrontation situation in the operation process of the simulation system, including the working states and measurement data of radar and communication information equipment, is comprehensively displayed.
A simulation system supporting the joint operation of multi-source models is characterized in that a data acquisition/playback module is used for acquiring various data in a simulation process, storing the data in a classified mode and providing a data playback function.
A simulation system supporting the joint operation of multi-source models is characterized in that a simulation evaluation module provides performance evaluation and efficiency evaluation functions of a simulation test, and can perform on-line evaluation and off-line evaluation.
A simulation system supporting the joint operation of multi-source models is characterized in that the bonding operator comprises four functions of interface matching, operation framework, scheduling execution and data communication;
the interface matching realizes interface adaptation between different simulation models and a simulation platform, the adhesive runner uniformly plans interactive data interfaces among the simulation models according to simulation model requirements of a simulation test, and the data interfaces of the adhesive runner are designed by adopting the operating angle of a simulation system when the interactive data interfaces are designed.
The operation framework provides concrete realization for interface matching, based on a data interface generated by the simulation system, according to the software type and the programming environment requirement corresponding to the simulation model, the operation framework supporting code of the corresponding version is automatically generated, and the user associates the simulation model data with the bonding operator data on the basis of the code;
the scheduling execution provides an independent operation process, realizes the scheduling operation of the corresponding simulation model, and synchronously executes with other simulation models under the unified scheduling of the simulation engine;
the data communication function provides input and output data ordering and publishing functions for the simulation model, input data required by the simulation model is ordered from the information interaction bus, the input data is analyzed into a format which can be identified by the simulation model, and data generated by the simulation model is published into the information interaction bus according to the format required by the simulation system.
A simulation method supporting the joint operation of multi-source models is divided into two stages, namely a simulation system preparation stage and a simulation system operation stage;
1. the preparation stage of the simulation system is to adapt a multi-source simulation model according to a simulation task, and comprises the following steps:
1) Analyzing and extracting models of the simulation system, analyzing all simulation models required to be provided in the simulation system according to the simulation test requirements of the electronic information system, and extracting the simulation models one by one;
2) Designing simulation model interactive interfaces, analyzing the relationship of external interactive interfaces of each simulation model, mainly inputting and outputting two parts of interfaces, designing interface parameters according to the requirements of input and output data, and establishing the association relationship among the interface parameters;
3) Generating a binding operator frame, wherein a corresponding binding operator is required to be generated for each simulation model, and the binding operator generates a software code of a corresponding edition compiling environment by using an automatic code generation technology according to the interface parameters of the simulation model and a software development environment corresponding to the simulation model;
4) The simulation model is associated with the interface data of the bonding operator, the interface parameters of the bonding operator are associated with the parameters of the simulation model under the frame code of the bonding operator, and the bonding operator schedules the simulation model in a scheduling thread of the bonding operator;
5) Generating a bonding operator, compiling and generating a corresponding dynamic library component after the bonding operator codes are edited, and directly calling the dynamic library component by a simulation system; the executable program can be compiled and generated, and the executable program and the simulation system are subjected to joint simulation in an independent process mode;
2. the simulation system operation stage is to schedule each simulation model to synchronously operate through the simulation system and perform simulation analysis and evaluation, and comprises the following steps:
1) Simulation scenario editing, namely designing a simulation test scene according to the simulation test requirements of the electronic information system, and editing a corresponding simulation scenario in a scenario editor;
2) Starting the simulation system, starting a main process of the simulation system, and scheduling and starting all the bonding operators through the main process;
3) The simulation scenario issues and analyzes, the simulation system issues an instruction to the simulation scenario editor, the simulation scenario editor sends the edited scenario file to each bonding operator, and the bonding operator extracts the initialization parameters of the corresponding simulation model according to the scene file to complete the initialization of the simulation model;
4) And (3) performing simulation, wherein a simulation system issues a simulation operation starting instruction, all parts in the simulation system and the bonding operator are uniformly advanced according to a preset simulation step length, synchronous calculation of different simulation models is realized, and data interaction among different simulation models is realized through an information interaction bus. In addition, in the simulation operation, a freezing instruction is issued through the simulation system, the simulation execution is suspended, a unfreezing instruction can also be sent, and the simulation execution is continued;
5) Simulation data recording, in the process of simulation execution, customizing data to be recorded and recording the data into a data file;
6) Performing simulation analysis and evaluation, namely comprehensively analyzing data generated by each simulation model in the simulation operation process, performing simulation analysis and evaluation according to the simulation test requirements, and outputting an evaluation result;
7) The simulation situation display method comprises the steps of (1) displaying a simulation situation, collecting simulation operation process data through a visual display module, and comprehensively displaying the simulation operation situation;
8) And (4) closing the simulation system, issuing a simulation ending instruction by the simulation system after the simulation is ended, closing all the bonding operators, releasing simulation resources and exiting the simulation system.
Due to the adoption of the technical scheme, the invention has the following advantages:
aiming at the application requirements of the current information equipment systematic evaluation, aiming at the problem that a plurality of simulation models participating in the test in the systematic simulation test can be from different development units and are difficult to operate in a combined manner under the same platform, the invention provides a simulation method and a simulation system for supporting the multi-source model combined operation. In addition, the system structure has strong universality, can be suitable for simulation tests of different types of information equipment, has good openness, can randomly expand the number of simulation models, does not need to carry out a large amount of repeated development aiming at different simulation application requirements, has good economic value and has good application prospect.
The simulation system provided by the invention can be compatible with the access and combined operation of multi-source heterogeneous simulation models with different versions and different models, and can be directly accessed into the simulation system in a modular manner in a plug-and-play manner by using different simulation models provided by different units so as to carry out simulation test and evaluation of information equipment.
Drawings
FIG. 1 is a block diagram of a system;
FIG. 2 is a block diagram of the components of the bond runner;
fig. 3 is a flow chart of the operation of the system.
Detailed Description
The following description of specific embodiments of the present invention is provided to enable those skilled in the art to better understand the present invention. It is to be expressly noted that in the following description, a detailed description of known functions and designs will be omitted when it may obscure the present invention.
As shown in fig. 1, 2 and 3, a simulation system supporting the joint operation of multi-source models includes: a simulation model manager, a scenario editor, a simulation run engine, a visual display module, a data acquisition/playback module, a simulation evaluation module,nA plurality of adhesive runners and simulation models, the number of the adhesive runners is flexibly customized according to actual conditions and is determined by the number of the models participating in the simulation, whereinnMore than 2; simulation model manager, scenario editor, simulation operation engine, visual display module, data acquisition/playback module, simulation evaluation module, n bonding operators and simulation model in systemAll the parts are connected through an information interaction bus, the parts are not directly communicated, and all the parts have loose coupling relation through the information interaction bus, so that the simulation system is open and has expandable system functions; the information interaction bus is used for realizing data communication and command interaction among all parts, and is realized by adopting various communication modes of pipelines, signals, shared memories and sockets, and the information interaction bus is characterized by comprising the following steps: data volume, transmission rate, real-time, the flexibility selects suitable communication mode.
FIG. 1 is a block diagram of a simulation system supporting the joint operation of multi-source models according to the present invention. The system components comprise 1 simulation model manager, 1 scenario editor, 1 simulation operation engine, 1 visual display module, 1 data acquisition/playback module, 1 simulation evaluation module,nA bonding operator and simulation models (the number of bonding operators can be flexibly customized according to actual conditions and is determined by the number of models participating in simulation, and the number of bonding operators is generally determined by the number of models participating in simulationnGreater than 2).
All components in the system are connected through an information interaction bus, direct communication is not achieved among the components, and the components have loose coupling relations through the information interaction bus, so that the simulation system is open and the system function is extensible.
The information interaction bus mainly realizes data communication and command interaction among all parts, can be realized by adopting various communication modes such as pipelines, signals, shared memories, sockets and the like, and can flexibly select a proper communication mode according to the characteristics of communication data such as data volume, transmission rate, instantaneity and the like.
The simulation model manager maintains and manages the simulation models, can store all the simulation models into a model library, including execution files, interface files, parameter files, description files and the like of the models, and provides a model retrieval function, and in a simulation application, a user can retrieve the required simulation models and deploy the simulation models into corresponding adhesive runners.
The scenario editor provides scenario editing function of the simulation system, a user can design a simulation scenario according to simulation test requirements of the electronic information equipment, a scenario description file is formed after the simulation scenario editing is completed, and the scenario file can be stored in an XML format. When the simulation system is initialized, the scenario editor loads scenario files, reads the scenario files, and sends the read scenario file data to each simulation model through the information interaction bus, so as to realize the initialization of the simulation models.
The simulation operation engine provides operation scheduling and control functions, realizes unified propulsion of the simulation system, issues simulation operation instructions such as simulation initialization, start, pause, continuation, termination and the like, and controls synchronous simulation operation of each simulation component and the bonding operator. The simulation operation engine is used as an operation support environment of the simulation system and also provides the following main functions:
1) Configuration, management and organization of engine processes and simulation model objects;
2) Maintaining and managing the global state of the engine, switching important states and providing a message notification service;
3) Providing remote cooperative service, and providing running information, component state information, simulation model component information and the like of an engine in the form of heartbeat messages;
4) Providing a log service, and recording engine states and events through a log file.
The visual display module provides visual display plug-ins such as various graphs, tables and lists, and comprehensively displays the confrontation situation of the simulation system in the operation process, including the working state and the measurement data of information equipment such as radar and communication.
The data acquisition/playback module is used for acquiring various data in the simulation process, storing the data in a classified mode and providing a data playback function.
The simulation evaluation module provides performance evaluation and performance evaluation functions of the simulation test, and can perform on-line evaluation and off-line evaluation.
The bonding operator is a core component for realizing the purpose of the invention, and the composition block diagram of the bonding operator is shown in fig. 2, and mainly comprises four functions of interface matching, operation framework, scheduling execution and data communication.
The interface matching realizes the interface adaptation between different simulation models and a simulation platform, the adhesive runner uniformly plans the interactive data interface between the simulation models according to the simulation model requirements of a simulation test, and the data interface of the adhesive runner is designed from the operating angle of a simulation system without considering the specific interfaces of the different simulation models when the interactive data interface is designed.
The operation framework provides concrete realization for interface matching, based on a data interface generated by the simulation system, the operation framework supporting code of a corresponding version is automatically generated according to the software type and the programming environment requirement corresponding to the simulation model, and the user associates the simulation model data with the bonding operator data on the basis of the code.
The scheduling execution provides an independent operation process, realizes the scheduling operation of the corresponding simulation model, and synchronously executes with other simulation models under the unified scheduling of the simulation engine.
The data communication function provides input and output data ordering and publishing functions for the simulation model, input data required by the simulation model is ordered from the information interaction bus, the input data is analyzed into a format which can be identified by the simulation model, and data generated by the simulation model is published into the information interaction bus according to the format required by the simulation system.
Fig. 3 is an operation flow chart of a simulation system supporting the joint operation of multi-source models, which is specifically divided into two stages, namely a simulation system preparation stage and a simulation system operation stage.
The preparation stage of the simulation system mainly adapts a multi-source simulation model according to a simulation task, and comprises the following steps:
1) Analyzing and extracting models of the simulation system, analyzing all simulation models required to be provided in the simulation system according to the simulation test requirements of the electronic information system, and extracting the simulation models one by one;
2) Designing simulation model interactive interfaces, analyzing the relationship of external interactive interfaces of each simulation model, mainly inputting and outputting two parts of interfaces, designing interface parameters according to the requirements of input and output data, and establishing the association relationship among the interface parameters;
3) Generating a binding operator frame, wherein a corresponding binding operator is required to be generated for each simulation model, and the binding operator generates a software code of a corresponding edition compiling environment by using an automatic code generation technology according to the interface parameters of the simulation model and a software development environment corresponding to the simulation model;
4) The simulation model is associated with the interface data of the adhesive operator, the interface parameters of the adhesive operator are associated with the parameters of the simulation model under the frame code of the adhesive operator, and the adhesive operator schedules the simulation model in a scheduling thread of the adhesive operator;
5) Generating a bonding operator, and compiling and generating a corresponding dynamic library component after the code of the bonding operator is edited, wherein the dynamic library component can be directly called by a simulation system; or compiling to generate an executable program, and performing joint simulation with the simulation system in an independent process mode.
The simulation system operation stage is mainly to schedule each simulation model to synchronously operate through the simulation system and perform simulation analysis and evaluation, and comprises the following steps:
1) Simulation scenario editing, namely designing a simulation test scene according to the simulation test requirements of the electronic information system, and editing a corresponding simulation scenario in a scenario editor;
2) Starting the simulation system, starting a main process of the simulation system, and starting all the bonding operators by scheduling the main process;
3) The simulation scenario issues and analyzes, the simulation system issues an instruction to the simulation scenario editor, the simulation scenario editor sends the edited scenario file to each bonding operator, and the bonding operator extracts the initialization parameters of the corresponding simulation model according to the scene file to complete the initialization of the simulation model;
4) And (4) simulation execution, wherein the simulation system issues a simulation operation starting instruction, all parts in the simulation system and the bonding operator are uniformly advanced according to a preset simulation step length, synchronous calculation of different simulation models is realized, and data interaction among different simulation models is realized through an information interaction bus. In addition, in the simulation operation, a freezing instruction can be issued through the simulation system, the simulation execution is suspended, and a thawing instruction can also be sent to continue the simulation execution;
5) Simulation data recording, in the process of simulation execution, customizing data to be recorded and recording the data into a data file;
6) Simulation analysis and evaluation, namely comprehensively analyzing data generated by each simulation model in the simulation operation process, performing simulation analysis and evaluation according to the simulation test requirements, and outputting an evaluation result;
7) Simulation situation display, namely collecting simulation operation process data through a visual display module and comprehensively displaying the simulation operation situation;
8) And (4) closing the simulation system, after the simulation is finished, issuing a simulation finishing instruction by the simulation system, closing all the bonding operators, releasing the simulation resources, and exiting the simulation system.
Although illustrative embodiments of the present invention have been described above to facilitate the understanding of the present invention by those skilled in the art, it should be understood that the present invention is not limited to the scope of the embodiments, and various changes may be made apparent to those skilled in the art as long as they are within the spirit and scope of the present invention as defined and defined by the appended claims, and all matters of the invention which utilize the inventive concepts are protected.
Claims (9)
1. A simulation system supporting the joint operation of multi-source models is characterized in that: the method comprises the following steps: a simulation model manager, a scenario editor, a simulation run engine, a visual display module, a data acquisition/playback module, a simulation evaluation module,nA plurality of adhesive runners and simulation models, the number of the adhesive runners is flexibly customized according to actual conditions and is determined by the number of the models participating in the simulation, whereinnMore than 2; in the system, each part of a simulation model manager, a scenario editor, a simulation operation engine, a visual display module, a data acquisition/playback module, a simulation evaluation module, n bonding operators and a simulation model are connected through an information interaction bus, and the parts are not directly communicated with each other and are communicated with each other through a communication busEach component has a loose coupling relation, so that the simulation system has an open type and the system function is expandable; the information interaction bus is used for realizing data communication and command interaction among all parts, and is realized by adopting various communication modes of pipelines, signals, shared memories and sockets, and the information interaction bus is characterized by comprising the following steps: data volume, transmission rate, real-time, the flexibility selects suitable communication mode.
2. The simulation system supporting the joint operation of the multi-source models according to claim 1, wherein: the simulation model manager maintains and manages the simulation models, can store all the simulation models in a model library, comprises model execution files, interface files, parameter files and description files, and provides a model retrieval function, and in the simulation application, a user can retrieve the required simulation models and deploy the simulation models to the corresponding bonding operators.
3. The simulation system supporting the joint operation of the multi-source models according to claim 1, wherein: the scenario editor provides a scenario editing function of the simulation system, a user can design a simulation scenario according to simulation test requirements of electronic information equipment, a scenario description file is formed after the simulation scenario editing is completed, and the scenario file is stored in an XML format; when the simulation system is initialized, the scenario editor loads scenario files, reads the scenario files, and sends the read scenario file data to each simulation model through the information interaction bus, so as to realize the initialization of the simulation models.
4. The simulation system supporting the joint operation of the multi-source models according to claim 1, wherein: the simulation operation engine provides operation scheduling and control functions, realizes the unified propulsion of a simulation system, issues simulation operation instructions of simulation initialization, start, pause, continuation and termination, and controls the synchronous simulation operation of each simulation component and the bonding operator; the simulation running engine is used as a running support environment of the simulation system and also provides the following functions:
1) Configuration, management and organization of engine processes and simulation model objects;
2) Maintaining and managing the global state of the engine, switching important states and providing a message notification service;
3) Providing remote cooperative service, and providing running information, component state information and simulation model component information of an engine in the form of heartbeat messages;
4) Providing a log service, and recording engine states and events through a log file.
5. The simulation system supporting the joint operation of the multi-source models according to claim 1, wherein: the visual display module provides visual display plug-ins of various graphs, tables and lists, and comprehensively displays the confrontation situation of the simulation system in the operation process, including the working states and measurement data of radar and communication information equipment.
6. The simulation system supporting the joint operation of the multi-source models according to claim 1, wherein: the data acquisition/playback module is used for acquiring various data in the simulation process, storing the data in a classified mode and providing a data playback function.
7. The simulation system supporting the joint operation of the multi-source models according to claim 1, wherein: the simulation evaluation module provides performance evaluation and efficiency evaluation functions of a simulation test, and can perform on-line evaluation and off-line evaluation.
8. The simulation system supporting the joint operation of the multi-source models according to claim 1, wherein: the bonding operator comprises four functions of interface matching, operation framework, scheduling execution and data communication; the interface matching realizes the interface adaptation between different simulation models and a simulation platform, the adhesive operator uniformly plans the interactive data interface between the simulation models according to the simulation model requirements of a simulation test, and the data interface of the adhesive operator is designed by adopting the operating angle of a simulation system when the interactive data interface is designed; the operation framework provides specific implementation for interface matching, based on a data interface generated by the simulation system, according to the software type and the programming environment requirement corresponding to the simulation model, an operation framework support code of a corresponding version is automatically generated, and a user associates the simulation model data with the bonding operator data on the basis of the code; the scheduling execution provides an independent operation process, realizes the scheduling operation of the corresponding simulation model, and synchronously executes with other simulation models under the unified scheduling of the simulation engine; the data communication function provides input and output data ordering and publishing functions for the simulation model, input data required by the simulation model is ordered from the information interaction bus, the input data is analyzed into a format which can be identified by the simulation model, and data generated by the simulation model is published into the information interaction bus according to the format required by the simulation system.
9. The method for operating a simulation system supporting the joint operation of multi-source models according to claim 1, wherein: the method comprises two stages, namely a simulation system preparation stage and a simulation system operation stage;
1. the preparation stage of the simulation system is to adapt a multi-source simulation model according to a simulation task, and comprises the following steps:
1) Analyzing and extracting models of the simulation system, analyzing all simulation models required to be provided in the simulation system according to the simulation test requirements of the electronic information system, and extracting the simulation models one by one;
2) Designing simulation model interactive interfaces, analyzing the relationship of external interactive interfaces of each simulation model, mainly inputting and outputting two parts of interfaces, designing interface parameters according to the requirements of input and output data, and establishing the association relationship among the interface parameters;
3) Generating a binding operator frame, wherein a corresponding binding operator is required to be generated for each simulation model, and the binding operator generates a software code of a corresponding edition compiling environment by using an automatic code generation technology according to the interface parameters of the simulation model and a software development environment corresponding to the simulation model;
4) The simulation model is associated with the interface data of the bonding operator, the interface parameters of the bonding operator are associated with the parameters of the simulation model under the frame code of the bonding operator, and the bonding operator schedules the simulation model in a scheduling thread of the bonding operator;
5) Generating a bonding runner, and compiling and generating a corresponding dynamic library component after the bonding runner codes are edited, wherein the dynamic library component can be directly called by a simulation system; the system can also be compiled to generate an executable program, and the executable program and a simulation system are subjected to joint simulation in an independent process mode;
2. the simulation system operation stage is to schedule each simulation model to synchronously operate through the simulation system and perform simulation analysis and evaluation, and comprises the following steps:
1) Editing simulation scenarios, designing simulation test scenes according to the simulation test requirements of the electronic information system, and editing corresponding simulation scenarios in a scenario editor;
2) Starting the simulation system, starting a main process of the simulation system, and starting all the bonding operators by scheduling the main process;
3) The simulation scenario issues and analyzes, the simulation system issues an instruction to the simulation scenario editor, the simulation scenario editor sends the edited scenario file to each bonding operator, and the bonding operator extracts the initialization parameters of the corresponding simulation model according to the scene file to complete the initialization of the simulation model;
4) Simulation execution, wherein a simulation system issues a simulation operation starting instruction, all parts in the simulation system and an adhesion operator are uniformly advanced according to a preset simulation step length, synchronous calculation of different simulation models is realized, and data interaction among different simulation models is realized through an information interaction bus; in addition, in the simulation operation, a freezing instruction is issued through the simulation system, the simulation execution is suspended, a unfreezing instruction can also be sent, and the simulation execution is continued;
5) Simulation data recording, in the process of simulation execution, customizing data to be recorded and recording the data into a data file;
6) Simulation analysis and evaluation, namely comprehensively analyzing data generated by each simulation model in the simulation operation process, performing simulation analysis and evaluation according to the simulation test requirements, and outputting an evaluation result;
7) The simulation situation display method comprises the steps of (1) displaying a simulation situation, collecting simulation operation process data through a visual display module, and comprehensively displaying the simulation operation situation;
8) And (4) closing the simulation system, issuing a simulation ending instruction by the simulation system after the simulation is ended, closing all the bonding operators, releasing simulation resources and exiting the simulation system.
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| CN116341298B (en) * | 2023-05-31 | 2023-08-22 | 中国人民解放军陆军航空兵学院 | Simulation engine and model decoupling adaptation method |
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