Aircraft Modeling and Model Characteristic Analysis System

Abstract

The invention belongs to the field of aircraft design and analysis, and specifically relates to an aircraft modeling and model characteristic analysis system, aiming to solve the problem that the existing aircraft modeling and model characteristic analysis system cannot efficiently and accurately perform aircraft modeling and model characteristic analysis . The system includes: the system management module is configured to initialize the system; the aerodynamic / aerodynamic moment module is configured to calculate the aerodynamic force acting on the center of mass of the aircraft / the aerodynamic moment around the center of mass of the aircraft; the six-degree-of-freedom motion equation module is configured to construct the aircraft Full-dimensional motion state equations; the reference motion state solution module is configured to solve the full-dimensional motion state of the aircraft under reference motion conditions; the motion equation linearization module is configured to generate a state-space full-state linearization model of the aircraft; characteristic analysis and display The module is configured to conduct aircraft model characteristic analysis. The invention realizes efficient and accurate aircraft modeling and model characteristic analysis.

Description

technical field [0001] The invention belongs to the field of aircraft design and analysis, in particular to an aircraft modeling and model characteristic analysis system. Background technique [0002] In recent years, with the rapid development of flight technology, various aircrafts have been widely used in military and civilian fields. In the process of aircraft development, modeling and model characteristic analysis are extremely important tasks, especially in the preliminary design stage of aircraft. In the preliminary design stage of the aircraft, designers need to conduct modeling and model characteristic analysis based on the preliminary design plan. Get a design that meets the requirements. On the other hand, with the complexity and diversification of aircraft operating tasks and environments, the complexity of aircraft design is also increasing. Therefore, how to carry out rapid and accurate aircraft modeling and model characteristic analysis is an urgent need fo...

AI Technical Summary

Problems solved by technology

[0004] In order to solve the above-mentioned problems in the prior art, that is, in order to solve the problem that the existing aircraft modeling and model characteristic analysis system cannot efficiently and accurately perform aircraft modeling and model characteristic analysis, the first aspect of the present invention proposes an aircraft Modeling and model characteristic analysis system, which includes: aerodynamic module, aerodynamic moment module, six-degree-of-freedom motion equation module, reference motion state solution module, motion equation linearization module, longitudinal / lateral motion module, characteristic analysis and Display module and system management module;

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