Equipment detection system based on infrared imaging

一种设备检测、红外成像的技术,应用在发动机的测试、机器/结构部件的测试、测量装置等方向,能够解决降低转子发动机寿命、转子发动机磨损等问题

Active Publication Date: 2021-09-03
HUNAN UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the detection process of the detection system itself will cause wear and tear on the rotary engine, further reducing the life of the rotary engine

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0034] combine figure 1 , this embodiment provides an infrared-based equipment such as a rotor engine detection system, including an infrared thermal imaging module, a shaft controller, a gas delivery device, a temperature control device and a main control module, and the pumping controller is used to control the rotor of the rotor engine The gas delivery device is used to provide gas to the working chamber of the rotary engine, the temperature control device is used to control the temperature of the gas entering the working chamber, and the infrared thermal imaging module is used to generate an infrared thermal image of the gas in the working chamber , and calculate the wear condition of the rotary engine according to the change of the thermal image, and the main control module is used to centrally control the shaft controller, the gas transmission device and the temperature control device;

[0035] The detection steps of the rotary engine by the system include: positioning, ...

Embodiment 2

[0052] This embodiment contains all the content of Embodiment 1. This embodiment provides an infrared-based equipment such as a rotary engine detection system, including an infrared thermal imaging module, an axis controller, a gas delivery device, a temperature control device and a main control module , the shaft controller is used to control the rotation and fixation of the output shaft of the rotary engine, so that the three working chambers of the rotary engine are in corresponding positions and rotate without being affected by gas changes during the detection process. The gas delivery device It is used to connect with the air inlet and air outlet of the rotor casing of the rotary engine and provide gas to the working chamber, the temperature control device is used to heat the gas in the gas delivery device, and the infrared thermal imaging module It is used to obtain a thermal image of the gas in the working chamber, and analyze the sealing condition of the rotary engine a...

Embodiment 3

[0058] This embodiment includes all the contents of the above embodiments, combined with image 3 , the detection system of this embodiment detects the flow of the rotary engine, including the following steps:

[0059] S1. Control the rotating assembly of the shaft controller to make the rotor of the rotary engine rotate slowly until one of the apexes of the rotor is located between the air inlet and the air outlet of the rotor engine, so that the two working chambers are respectively connected to the air inlet Or the air outlet is connected;

[0060] S2. Control the locking assembly of the shaft controller to work, so as to keep the rotor of the rotary engine fixed;

[0061] S3. Set the rotary switch to the closed state, open the first valve and the second valve, set the air pump to the pumping state, and pump out the gas in the two working chambers;

[0062] S4. Set the two temperature control devices to different temperatures, set the rotary switch to an open state, close...

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PUM

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Abstract

The invention provides an equipment detection system based on infrared imaging, which comprises an infrared thermal imaging module, a shaft controller, a gas transmission device, a temperature control device and a main control module, and is characterized in that the shaft controller is used for controlling rotation of an equipment rotor, the gas transmission device is used for providing gas for a working chamber of equipment, the temperature control device is used for controlling the temperature of gas entering a working chamber, the infrared thermal image module is used for generating an infrared thermal image of the gas in the working chamber and calculating the wear condition of equipment according to the change of the thermal image, and the main control module is used for intensively controlling the shaft controller, the gas conveying device and the temperature control device. According to the system, the wear condition of the equipment is detected through thermal images of two gases with different temperatures in the rotor working chamber, no damage is caused to an equipment body, and the system is non-destructive.

Description

technical field [0001] The invention relates to the technical field of equipment detection, in particular to an equipment detection system based on infrared imaging. Background technique [0002] People have been studying infrared technology, and have been committed to using this technology for detection equipment, especially rotating equipment. After a large number of searches and references, we found that the existing detection systems are as disclosed in the publication numbers KR200226547Y1, KR1020170142700A, CN110308065A and KR1020140022029A In the system, the detection device includes a driving device and a magnetic plug, the driving device is used to drive the rotary motor to rotate, the magnetic plug is arranged in the cylinder of the rotary motor, and is used to absorb debris worn in the cylinder during the rotation of the rotary motor, and then can According to the wear and tear analysis of the collected debris, the detection device can simulate the actual operatin...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N25/72G01M15/00G01J5/00
CPCG01N25/72G01M15/00G01J5/00G01J2005/0077
Inventor 段雄波
Owner HUNAN UNIV
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