Semi-physical real-time simulation system for hydraulic undercarriage of airplane

Abstract

The invention relates to a semi-physical real-time simulation system for a hydraulic undercarriage of an airplane, which includes a human-computer interface device and a semi-physical simulation device, wherein the human-computer interface device includes a digital simulation system, a comprehensive management system, a signal simulation system and an instrument display system; the semi-physical simulation device includes a simulation target machine; the digital simulation system is used for building a model for a hydraulic undercarriage of an airplane, performs digital simulation and generates an object code; the comprehensive management system is used for downloading the object code into the simulation target machine for real-time semi-physical simulation, and manages the entire semi-physical simulation process in a unified manner; during the simulation, the signal simulation system is used for providing simulated avionic signals; the instrument display system is used for displaying related data and status information of the hydraulic undercarriage of the airplane. According to the system, the human-computer interface device is combined with the semi-physical simulation device to form a semi-physical real-time simulation system, the efficiency for developing the hydraulic undercarriage of the airplane can be improved, the developing process can be quickened, and the research and development quality can be guaranteed.

Description

technical field [0001] The invention relates to a simulation device and a test device in the process of aircraft research and development, in particular to a semi-physical real-time simulation system for aircraft hydraulic landing gear. Background technique [0002] Aircraft hydraulic landing gear includes landing gear retractable system, nose wheel steering system, wheel brake system, hydraulic integrated control system and other subsystems, all of which involve control system, hydraulic system, mechanical system and other fields. The development and test verification of aircraft hydraulic landing gear is a cross-field work, but the lack of real-time simulation system in the existing technology results in a long development cycle and high testing costs. Contents of the invention [0003] Aiming at the above problems, the present invention provides a semi-physical real-time simulation system for aircraft hydraulic landing gear, which can shorten the development cycle of ai...

AI Technical Summary

Problems solved by technology

The development and test verification of aircraft hydraulic landing gear is a cross-field work, but the lack of real-time simulation system in the existing technology leads to long development cycle and high testing cost

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