CN-121995786-A - Aircraft semi-physical simulation system based on real-time injection target simulation infrared digital image

Abstract

The invention discloses an aircraft semi-physical simulation system based on real-time injection of an analog infrared digital image of a target, which relates to the technical field of aircraft design and manufacture, and comprises a real-time generation device of the analog infrared digital image of the target, a detection device and a control device, wherein the real-time generation device is used for generating and outputting analog infrared digital image information containing the target and the environment according to the detection requirements of the configured target and the environment; the real-time target information injection device is used for receiving the analog infrared digital image information containing the target and the environment, converting the analog infrared digital image information containing the target and the environment into digital serial code information containing the target and the environment, which is matched with a read rule of a guide head, and transmitting the digital serial code information containing the target and the environment to the guide head in real time through a communication interface, the guide head is used for inputting the digital serial code information containing the target and the environment into an aircraft semi-physical simulation subsystem, and the aircraft semi-physical simulation subsystem is used for realizing an aircraft semi-physical simulation test under the condition of no special infrared target simulator by utilizing the digital serial code information containing the target and the environment.

Inventors

• ZHU BOLI

Assignees

• 北京振华领创科技有限公司

Dates

Publication Date

20260508

Application Date

20241106

Claims (8)

1. 1. An aircraft semi-physical simulation system based on real-time injection of an analog infrared digital image of a target, comprising: The real-time generation device of the target analog infrared digital image is used for generating and outputting analog infrared digital image information containing the target and the environment according to the detection requirements of the configured target and environment; the target information real-time injection equipment is used for converting the analog infrared digital image information containing the target and the environment into digital serial code information containing the target and the environment, which is matched with the guide head reading rule, after receiving the analog infrared digital image information containing the target and the environment, and transmitting the digital serial code information containing the target and the environment to the guide head in real time through a communication interface; The guide head is used for inputting the digital serial code information containing the target and the environment into the aircraft semi-physical simulation subsystem; And the aircraft semi-physical simulation subsystem is used for realizing the aircraft semi-physical simulation test under the condition of no special infrared target simulator by utilizing the digital serial code information containing the targets and the environment.
2. 2. The system of claim 1, wherein the real-time target information injection device is specifically configured to perform conversion processing on the analog infrared digital image information including the target and the environment by using a reading rule identical to a reading rule of a seeker detector in the seeker to obtain digital serial code information including the target and the environment.
3. 3. The aircraft semi-physical simulation system of claim 1, wherein the aircraft semi-physical simulation subsystem comprises an aircraft control cabin, a three-axis flight simulation turntable, a simulation control computer and a steering engine; The pilot head and the aircraft control cabin are loaded in the triaxial flight simulation turntable, and the aircraft control cabin is respectively connected with the steering engine and the simulation control computer through cables.
4. 4. The aircraft semi-physical simulation system of claim 1 wherein said target analog infrared digital image real-time generation device comprises: The graphic workstation is used for inputting the detection requirements of the configured targets and environments into loaded target analog infrared digital image real-time generation software, calculating infrared characteristics of the targets in real time, and generating analog infrared digital image information containing the targets and the environments according to the relative azimuth relation between the aircraft and the targets, wherein the azimuth relation comprises a position relation and an attitude relation; and the external special interface is used for outputting the analog infrared digital image information which is generated by the graphic workstation and contains the target and the environment.
5. 5. The aircraft semi-physical simulation system of claim 4 wherein said target simulation infrared digital image real-time generation device further comprises a target surface radiation temperature distribution database, an infrared radiation characteristic atmospheric attenuation calculation module, a target and environment three-dimensional view real-time generation module, an infrared characteristic real-time rendering module, a communication module and a main control module.
6. 6. The system of claim 5, wherein the target surface radiation temperature distribution database in the target analog infrared digital image real-time generation device is specifically configured to calculate the surface radiation temperature distribution of each target at different speeds and at high speeds according to the material of each target surface and the flying speed and the flying height of the target in the atmosphere, and construct and store a target surface radiation temperature distribution database containing a plurality of targets and the surface radiation temperature distribution of each target at different speeds and at high speeds by using the surface radiation temperature distribution of each target at different speeds and at high speeds.
7. 7. The aircraft semi-physical simulation system according to claim 6, wherein the infrared radiation characteristic atmospheric attenuation calculation module in the real-time generation device of the target analog infrared digital image is specifically configured to calculate the infrared characteristic atmospheric attenuation value of the target according to the surface radiation temperature distribution of the target at different speeds and high speeds and the relative azimuth relation between the aircraft and the target.
8. 8. The system according to claim 7, wherein the real-time generation module of the target analog infrared digital image is specifically configured to generate the three-dimensional view of the target and the environment in real time according to the surface radiation temperature distribution of the target at different speeds and at high speeds, the relative azimuth relationship between the aircraft and the target, and the infrared characteristic atmospheric attenuation value of the target, generate continuous analog digital thermal images of the target at different distances based on the three-dimensional view of the target and the environment, and use the continuous analog digital thermal images of the target at different distances as the analog infrared digital image information of the target and the environment.

Description

Aircraft semi-physical simulation system based on real-time injection target simulation infrared digital image Technical Field The invention relates to the technical field of aircraft design and manufacturing, in particular to an aircraft semi-physical simulation system based on real-time injection of an analog infrared digital image of a target. Background In the semi-physical simulation process of the infrared image guided aircraft, thermal image information of the targets at different distances and different heights is required to be obtained, the traditional method is generally realized by using an infrared target simulator, but has the defects of 3 aspects, firstly, the infrared target simulator is relatively expensive, the purchasing price of a medium level is generally about 300 ten thousand yuan, secondly, a real thermal characteristic model of the targets is required to be provided, the data of foreign target aircrafts are strictly confidential in various countries and are difficult to obtain for the aircrafts and aircrafts, and thirdly, when the infrared target simulator is adopted, 5 motion axes are required for a flight simulation turntable of a semi-physical simulation system, so that the construction cost of a simulation environment is remarkably improved. Disclosure of Invention The invention provides an aircraft semi-physical simulation system based on real-time injection target simulation infrared digital images, so as to solve the technical problem of how to perform semi-physical simulation on an infrared image guided aircraft under the condition of no infrared target simulator. The embodiment of the invention provides an aircraft semi-physical simulation system based on real-time injection target simulation infrared digital images, which comprises the following components: The real-time generation device of the target analog infrared digital image is used for generating and outputting analog infrared digital image information containing the target and the environment according to the detection requirements of the configured target and environment; the target information real-time injection equipment is used for converting the analog infrared digital image information containing the target and the environment into digital serial code information containing the target and the environment, which is matched with the guide head reading rule, after receiving the analog infrared digital image information containing the target and the environment, and transmitting the digital serial code information containing the target and the environment to the guide head in real time through a communication interface; The guide head is used for inputting the digital serial code information containing the target and the environment into the aircraft semi-physical simulation subsystem; And the aircraft semi-physical simulation subsystem is used for realizing the aircraft semi-physical simulation test under the condition of no special infrared target simulator by utilizing the digital serial code information containing the targets and the environment. Preferably, the target information real-time injection device is specifically configured to perform conversion processing on the analog infrared digital image information including the target and the environment by using a reading rule identical to a reading circuit of a seeker detector in the seeker, so as to obtain digital serial code information including the target and the environment. Preferably, the aircraft semi-physical simulation subsystem comprises an aircraft control cabin, a triaxial flight simulation turntable, a simulation control computer and a steering engine; The pilot head and the aircraft control cabin are loaded in the triaxial flight simulation turntable, and the aircraft control cabin is respectively connected with the steering engine and the simulation control computer through cables. Preferably, the target analog infrared digital image real-time generation device includes: The graphic workstation is used for inputting the detection requirements of the configured targets and environments into loaded target analog infrared digital image real-time generation software, calculating infrared characteristics of the targets in real time, and generating analog infrared digital image information containing the targets and the environments according to the relative azimuth relation between the aircraft and the targets, wherein the azimuth relation comprises a position relation and an attitude relation; and the external special interface is used for outputting the analog infrared digital image information which is generated by the graphic workstation and contains the target and the environment. Preferably, the target simulation infrared digital image real-time generation device further comprises a target surface radiation temperature distribution database, an infrared radiation characteristic atmospheric attenuation calculation module, a target and envi