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Health state evaluation method for electric simulation test turntable

A technology for simulation testing, state of health, applied in motor generator testing, electrical testing/monitoring, testing/monitoring control systems, etc., to solve problems such as low test schedules, damage to equipment under test, delays, etc.

Active Publication Date: 2021-09-14
HARBIN INST OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The present invention solves the problem that when the correct rate and reliability of the electric flight simulation test turntable equipment are low, the test plan will be delayed or even the equipment under test will be damaged. However, there is currently no effective method to realize relatively perfect fault prediction and detection of such equipment. health management function, and then propose a health status assessment method for the simulation test turntable

Method used

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  • Health state evaluation method for electric simulation test turntable
  • Health state evaluation method for electric simulation test turntable
  • Health state evaluation method for electric simulation test turntable

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specific Embodiment approach 1

[0060] Embodiment 1: Combining Figure 1 to Figure 4 This embodiment will be described. The specific steps of the method for evaluating the state of health of a simulation test turntable described in this embodiment are as follows:

[0061] Step 1: Analyze the key performance and key component performance of the electric simulation test turntable, and give the evaluation standards and relevant test parameters of each performance;

[0062] Step 2, using the cyclic push-pull filter bank method composed of the root mean square volume Kalman filter based on multiple fading factors to realize the online identification of important parameters of the internal devices of the control system and the fault identification of the servo system sensors;

[0063] Step 3: Evaluate the overall performance of the control system based on a hybrid-driven method of data and model.

specific Embodiment approach 2

[0064] Specific implementation mode 2: Combining Figure 1 to Figure 4 This embodiment will be described. In step 1 of the method for evaluating the state of health of a simulation test turntable described in this embodiment, the performance indicators of the simulation test turntable include time-domain performance indicators, frequency-domain performance indicators, and steady-state performance indicators; where time-domain performance indicators Indicators include peak time, adjustment time, overshoot, and rise time; frequency domain performance indicators include frequency bandwidth, resonance peak, phase angle margin, and amplitude margin; steady-state performance indicators include positioning accuracy, rate error, rate fluctuation, Torque ripple.

specific Embodiment approach 3

[0065] Specific implementation three: combination Figure 1 to Figure 4 This embodiment is described. In step 1 of the method for evaluating the state of health of a simulation test turntable described in this embodiment, the key component performance of the simulation test turntable includes motor performance, driver performance, and sensor performance; wherein the motor performance includes armature resistance, electrical Pivot inductance, back EMF coefficient, viscous friction coefficient of motor mover; three-phase current unbalance, temperature, vibration signal; driver performance including amplification factor; sensor performance including fault type and degree.

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Abstract

The invention relates to a health state evaluation method, in particular to a health state evaluation method for an electric simulation test turntable, and relates to a health state evaluation method. The invention aims to solve the problem that a test plan is delayed and even tested equipment is damaged when the appropriate rate and the reliability of the electric flight simulation test turntable equipment are relatively low. The method comprises the following specific steps: step 1, analyzing key performance and key component performance of the electric simulation test turntable, and giving evaluation standards and related test parameters of each performance; 2, realizing online identification of important parameters of internal devices of a control system and fault identification of a servo system sensor by using a cyclic push-pull filter bank method formed by root-mean-square cubature Kalman filtering based on multiple fading factors; and 3, evaluating the overall performance of the control system based on a data and model hybrid driving method. The invention belongs to the field of electromechanical equipment control, fault diagnosis and health management.

Description

technical field [0001] The invention relates to a health state evaluation method, in particular to a health state evaluation method of an electric simulation test turntable, belonging to the fields of electromechanical equipment control, fault diagnosis and health management. Background technique [0002] The flight simulation turntable is a typical servo control system that requires high control precision. The flight simulation turntable is a semi-physical simulation equipment and a test equipment for the performance detection and evaluation of the inertial navigation and guidance system. It plays an irreplaceable and important role in the research and development and performance testing of the aircraft control system. Great economic value and strategic significance. [0003] The performance test and verification of aircraft and other equipment is limited by cost and development time, and it is difficult to carry out actual flight tests frequently. It is often necessary to...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05B23/02G01R31/00G01R31/34
CPCG05B23/0243G01R31/00G01R31/343G05B2219/24065
Inventor 杨泽马杰杨宝庆孙嵩鹏孙丽涵李宗直章国江霍鑫
Owner HARBIN INST OF TECH
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