Flight Device Vibration Monitoring for Real-Time Anomaly Protection

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Solution Overview

Problem

Existing avionics systems lack real-time monitoring of vibration in flight devices, leading to potential structural damage, control system abnormalities, and safety risks due to undetected issues such as motor blade problems or dynamic balance issues.

Innovation Solution

A data monitoring method and system that includes real-time vibration data acquisition, abnormal protection strategy determination, and corresponding operational control using vibration sensors connected to a health monitoring and flight control system, enabling timely detection and response to vibration anomalies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If real-time vibration monitoring is implemented, then safety and reliability are improved, but device complexity increases

Engineering Contradiction:
ImprovesafetyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The monitoring system is segmented into independent functional modules: vibration sensors distributed at multiple measurement points, signal processing unit, analysis unit, and control unit. Each module performs a specific function, allowing the complex monitoring task to be divided into manageable components that can be independently designed, tested, and maintained.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A health monitoring system acts as an intermediary between the vibration sensors and the flight control system. This intermediary layer processes sensor data, identifies abnormal conditions, and generates control commands, thereby decoupling the complexity of real-time vibration analysis from the flight control system while maintaining safety improvements.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If real-time vibration data acquisition is implemented, then measurement precision is improved, but loss of time increases

Engineering Contradiction:
Improvevibration detection accuracyVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

Vibration thresholds and abnormal condition criteria are predetermined and stored in the system before operation. When vibration data is acquired, the system immediately compares it against pre-established thresholds rather than performing complex analysis from scratch, enabling rapid detection of abnormal conditions while maintaining measurement precision.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Complex mechanical vibration analysis is replaced with electronic signal processing and digital data comparison. The system uses electronic threshold comparison and pattern recognition algorithms to rapidly identify abnormal vibrations, substituting time-consuming mechanical analysis methods with faster computational approaches.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution allows for real-time monitoring of flight device vibrations, reducing the risk of structural damage and improving safety by promptly addressing abnormal conditions, thus minimizing time and cost while enhancing operational efficiency.

Implementation Method 1

real-time collecting the current vibration data of the target flight device through the vibration sensor

Methodology Applied
Scientific EffectVibration detection: Vibration

Data Source

PatentUS11932415B2Data monitoring method and medium
Publication Date: 2024.03.19 AUTOFLIGHT (KUNSHAN) CO LTD
  • US11932415B2 patent drawing
  • US11932415B2 patent drawing
  • US11932415B2 patent drawing

AI summary

A data monitoring method and a data monitoring medium. The method has: acquiring current vibration data of a target flight device in real time; Determining an anomaly protection strategy of the target flight device based on the current vibration data; The target flight equipment is controlled to execute corresponding operations according to an abnormality protection strategy. Embodiments of the invention, by acquiring the current vibration data of the target flight equipment in real time, determining an anomaly protection strategy of the target flight device based on the current vibration data.