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Flight control system ground test platform and test method thereof

A technology for flight control systems and ground testing, applied in general control systems, control/regulation systems, testing/monitoring control systems, etc., can solve problems such as signal connection errors and low test efficiency, and achieve cost reduction and good scalability. , The effect of reducing equipment cost

Inactive Publication Date: 2021-06-29
XIAN AIRCRAFT DESIGN INST OF AVIATION IND OF CHINA
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Decentralized and independent instruments and equipment not only lead to low test efficiency, but also prone to signal connection errors

Method used

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  • Flight control system ground test platform and test method thereof
  • Flight control system ground test platform and test method thereof

Examples

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Embodiment Construction

[0047] The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.

[0048] The composition and structure of a flight control system on-board test platform is as follows: figure 1 As shown, it includes the fly-by-wire flight control signal disconnection unit [101] and the automatic flight control signal disconnection unit for completing the airborne signal detection of the fly-by-wire flight control subsystem, the automatic flight control subsystem, and the high-lift control subsystem. [102], the high-lift control signal disconnection unit [103], the fly-by-wire flight control system FTI unit [104], the automatic flight control system FTI unit [105] used to complete the extraction, storage and analysis of the airborne parameters of each subsystem , high-lift control system FTI unit [106], used to complete the flight control system stability reserve test and modal coupling test system open-loop control unit [107] and fr...

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Abstract

The invention discloses a flight control system onboard test platform and a method thereof, and belongs to the field of aviation engineering tests. The system is characterized by comprising a fly-by-wire flight control signal disconnection unit, an automatic flight control signal disconnection unit and a high lift control signal disconnection unit which are used for completing airborne signal detection of a fly-by-wire flight control subsystem, an automatic flight control subsystem and a high lift control subsystem, a fly-by-wire flight control system FTI, an automatic flight control system FTI and a high lift control system FTI which are used for completing airborne parameter extraction, storage and analysis of all subsystems, a system open-loop control unit and a frequency response analysis system which are used for completing stability storage and modal coupling tests of the flight control systems; and a flight simulation system, an airborne crosslinking equipment simulation system, a test data processing unit and a comprehensive control management system which are used for completing closed-loop tests of the flight control systems.

Description

technical field [0001] The invention relates to a flight control system on-board test platform and a method thereof, in particular to a test platform and a method for a large-scale aircraft flight control system on-board ground test, flight control system and structural mode coupling test, and belongs to the field of aeronautical engineering test and test . Background technique [0002] In the design and development of aircraft, especially in the design and development of the flight control system, an important functional system of the aircraft, after completing the component test of the flight control system, the comprehensive test of the subsystems of the flight control system, and the iron bird integration test of the flight control system , carry out flight control system on-board ground test, flight control system and structural modal coupling test, etc. In the on-board ground test of the flight control system, the coupling test of the flight control system and the str...

Claims

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Application Information

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IPC IPC(8): G05B23/02
CPCG05B23/0256G05B2219/24065
Inventor 支超有张龑赵鹏
Owner XIAN AIRCRAFT DESIGN INST OF AVIATION IND OF CHINA
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