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Hybrid real-time LVC simulation integration method based on interactive object model dynamic configuration

A technology of interactive objects and dynamic configuration, applied in the field of simulation, can solve the problem that the LVC simulation application system is difficult to achieve large-scale integration, and achieve the effect of improving the integration scale and overall reliability, reducing invalid data communication, and realizing the simulation scale.

Active Publication Date: 2020-05-08
CHINA ACAD OF LAUNCH VEHICLE TECH
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  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The technical problem solved by the present invention is: to overcome the deficiencies of the prior art, provide a hybrid real-time LVC simulation integration method based on the dynamic configuration of the interactive object model, and solve the problem that the LVC simulation application system with the same time step is difficult to achieve large-scale integration

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  • Hybrid real-time LVC simulation integration method based on interactive object model dynamic configuration
  • Hybrid real-time LVC simulation integration method based on interactive object model dynamic configuration

Examples

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Embodiment

[0043] The following is an example of an LVC simulation application system that uses VITA middleware, that is, a virtual experiment verification enabling system framework, which contains two examples. The LVC simulation application system includes an aircraft object (corresponding to simulation object C) and a radar object (simulation object A). The aircraft object uses the geodetic coordinate system to declare the object's longitude, latitude and altitude, and uses constants to declare its radar target characteristic value (dimensionless constant); the radar object declares the object's longitude, latitude and altitude and the beam pointing direction Direction angle and pitch angle; both are double variable, SI unit system. The aircraft object declared a remote method called "detected" (simulation interaction 01). The input of this remote method is the longitude, latitude and altitude of the probe initiator and the direction angle and pitch angle of the beam pointing. The calc...

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Abstract

The invention discloses a hybrid real-time LVC simulation integration method based on interactive object model dynamic configuration. The method comprises the following steps: 1) defining state attributes for a simulation object in the LVC simulation integration method, and describing the state of the object in a simulation space; 2) classifying the interactive simulation models according to the characteristics of the interactive behaviors and the real-time requirements of interactive simulation; 3) modeling simulation interaction, determining a communication mode of a simulation interaction process, and finally packaging an interaction simulation code into an independent interaction object model; 4) using a local class by the simulation application program to maintain the state of a simulation object dependent on the simulation application program; 5) calling different interaction object models by the simulation application program according to simulation requirements, and 6), after interaction occurs, the related simulation object pushes the simulation state of the simulation object to the interaction ending moment according to the interaction result, and the simulation state value which is not changed due to interaction is kept unchanged.

Description

Technical field [0001] The present invention is a hybrid real-time LVC simulation integration method based on the dynamic configuration of interactive object models, and belongs to the field of simulation technology. Background technique [0002] LVC simulation refers to a combination of real (live), virtual (Virtual), and construction (Construct). The realization of LVC simulation requires the realization of the underlying communication based on the distributed simulation support architecture, and the use of gateways, adapters, wrappers and other technologies to realize the encapsulation and integration of heterogeneous simulation resources. The LVC system requires the simulation system to advance at a clock speed of 1:1. The typical LVC system architecture abroad is TENA, and there are TISA and Josim in China. [0003] Compared with the hardware-in-the-loop simulation system and the mathematical simulation system, the network communication conditions of the LVC simulation appli...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F30/20G06F9/445
CPCG06F9/44526
Inventor 王晓路贾长伟刘佳王立伟刘闻汪宏昇张恒董志明谭亚新范锐张冶王颖昕
Owner CHINA ACAD OF LAUNCH VEHICLE TECH
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