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Beidou GBAS-PAN equipment airworthiness conformity verification method and system

A verification method and Beidou technology, applied in radio wave measurement systems, satellite radio beacon positioning systems, measurement devices, etc., can solve the problems of rare airworthiness test research, lack of standard documents, and unified test methods.

Pending Publication Date: 2022-03-08
CIVIL AVIATION UNIV OF CHINA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, domestic airworthiness test research on Beidou GBAS airborne PAN equipment is still relatively rare, and no corresponding standard documents and relatively unified test methods have been formed.

Method used

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  • Beidou GBAS-PAN equipment airworthiness conformity verification method and system
  • Beidou GBAS-PAN equipment airworthiness conformity verification method and system
  • Beidou GBAS-PAN equipment airworthiness conformity verification method and system

Examples

Experimental program
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Effect test

Embodiment 1

[0070] A Beidou GBAS-PAN equipment accuracy and integrity compliance verification method and system provided in this embodiment include such as figure 1 Shown off-line software simulation test module (01) and online test bench test module (02); Wherein,

[0071] The off-line software simulation test module (01) is used to realize the static simulation test or dynamic simulation test of the Beidou GBAS airborne PAN equipment. Through a large number of Monte Carlo experiments, the accuracy and accuracy of the GBAS airborne PAN equipment are verified on the proposed aircraft glideslope. integrity performance.

[0072] The online test bench test module (02) is used to realize the actual test of the accuracy and integrity of the Beidou GBAS airborne PAN equipment, and verify the airborne PAN equipment accuracy and integrity performance under the conditions of different aircraft glideslopes and constellation configurations , and match the test performance obtained from the simulati...

Embodiment 2

[0154] Such as Figure 8 As shown, a Beidou GBAS-PAN equipment airworthiness compliance verification method provided in this embodiment includes:

[0155] Step 801, obtain Beidou almanac parameters, test parameters and FAS data.

[0156] Step 802, according to the Beidou almanac parameters, the test parameters and the FAS data, adopt the off-line software simulation test method, test the accuracy and integrity of the airborne PAN equipment on the proposed aircraft glideslope, and obtain First test result.

[0157] Step 803, generating a radio frequency signal containing Beidou navigation message information and a ranging code.

[0158]Step 804, using the GBAS message information broadcasted by the VDB signal source and the radio frequency signal broadcasted by the satellite navigation vector signal generator, using the online test bench test mode, to determine the airworthiness of the accuracy and integrity of the airborne PAN equipment on the aircraft glide path The compli...

Embodiment 3

[0192] This embodiment provides a Beidou GBAS-PAN equipment airworthiness compliance verification system, such as Figure 9 shown, including:

[0193] The data acquisition module 901 is used to acquire Beidou almanac parameters, test parameters and FAS data of the final approach segment.

[0194] The first test result determination module 902 is used to adopt the off-line software simulation test mode according to the Beidou almanac parameters, the test parameters and the FAS data, and to adapt the accuracy and integrity of the airborne PAN equipment when the aircraft glide path is drawn up. Aviation compliance test, get the first test result.

[0195] A data generating module 903, configured to generate radio frequency signals containing Beidou navigation message information and ranging codes.

[0196] The second test result determination module 904 is used to utilize the GBAS message information broadcast by the very high frequency data broadcasting VDB signal source and t...

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Abstract

The invention relates to a Beidou GBAS-PAN equipment airworthiness conformity verification method and system, and the method comprises the steps: carrying out the testing of the precision and integrity airworthiness conformity of airborne PAN equipment at a planned airplane glide path through employing an offline software simulation test mode according to Beidou almanac parameters, test parameters and FAS data, and obtaining a first test result; gBAS message information broadcasted by a VDB signal source and radio frequency signals broadcasted by a satellite navigation vector signal generator are utilized, an on-line test bed test mode is adopted, and the precision and integrity airworthiness conformity of the airborne PAN equipment are tested on a planned airplane glide path to obtain a second test result; the radio frequency signal comprises Beidou navigation message information and a ranging code; and based on the first test result and the second test result, realizing evaluation of precision and integrity airworthiness conformity of the Beidou GBAS airborne PAN equipment.

Description

technical field [0001] The present invention relates to the technical field of Beidou's application in civil aviation, in particular to a method and system for verifying the accuracy and integrity of Beidou GBAS airborne PAN equipment, and its application field mainly relates to the adaptation of Beidou GBAS airborne PAN equipment Aviation certification and design development. Background technique [0002] Beidou Navigation Satellite System (BDS) is a satellite navigation system independently developed and operated by my country focusing on the needs of national security and economic development. It provides all-weather and all-time high-precision positioning, navigation and Nationally important space infrastructure for time service. [0003] With the full completion of the deployment of the Beidou satellite navigation system constellation, the application of related products in various fields has also entered the fast lane of development. As a high-end field of satellite n...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01S19/23
CPCG01S19/23
Inventor 刘瑞华高祎倪育德
Owner CIVIL AVIATION UNIV OF CHINA