Parallel simulation design method suitable for real-time simulation of single aircraft and multiple aircrafts

By combining Windows and RTX systems on a single machine, a parallel simulation architecture was designed, which solved the problem of real-time parallel simulation of multiple aircraft, met the real-time requirements and enabled program expansion, and is suitable for hardware-in-the-loop simulation systems.

CN122113713APending Publication Date: 2026-05-29BEIJING AEROSPACE TECH INST
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Patent Information

Application Number
CN202512042158.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-12-31
Publication Date
2026-05-29

AI Technical Summary

Technical Problem

In existing technologies, it is difficult for a single machine to achieve real-time parallel simulation of multiple aircraft, resulting in a disconnect between simulation time and physical time, which fails to meet real-time requirements.

Method used

A parallel simulation design method based on Windows system and RTX real-time operating system is adopted. By creating a main scheduling module and multiple parallel simulation modules, the main scheduling module initializes parallel scheduling events, sets timer modules and termination instructions, and designs the computation logic of parallel simulation modules to realize parallel real-time simulation of multiple aircraft.

Benefits of technology

It achieves real-time parallel simulation of single-aircraft multi-aircraft, meets real-time requirements, and can expand the simulation program, making it suitable for hardware-in-the-loop simulation systems.

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Abstract

The invention relates to the technical field of aircrafts, and discloses a parallel simulation design method suitable for real-time simulation of a single aircraft and multiple aircrafts. The method is executed based on a Window system and an RTX real-time operating system and comprises the steps that a parallel real-time simulation framework is designed, and the parallel real-time simulation framework comprises a main scheduling module and a plurality of parallel simulation modules; based on the RTX real-time software package, creating a main scheduling module for initializing a parallel real-time simulation program, creating and scheduling a parallel simulation module, and ending the parallel real-time simulation program according to an ending instruction; initializing a parallel scheduling event by using a main scheduling module; creating parallel sub-threads by utilizing the main scheduling module; setting a timing module by using the main scheduling module; packaging the dynamic model, the guidance control rate and the shared memory into a plurality of parallel simulation modules to obtain a plurality of dynamic simulation modules, a plurality of guidance control modules and a shared module; parallel simulation module calculation logic is designed; and setting an end instruction of parallel real-time simulation.
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