Impulsive Structural Integrity Detection Using Beating Element
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Solution Overview
Problem
Current methods for detecting structural integrity, both destructive and non-destructive, face limitations such as high costs, requirement for specialized laboratories, potential emissions hazards, and inflexibility in use, making them unsuitable for real-time industrial production line applications and adaptable to all material types.
Innovation Solution
A device and method utilizing a beating element to impart impulsive mechanical stress on a sample object, supported by an inertial body, and acquiring response signals to analyze resonance frequencies, including both maximum and minor peaks, to determine structural integrity without damaging the sample and without hazardous emissions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If destructive control tests are performed using mechanical or thermal stressing, then structural integrity can be determined, but the sample is damaged and cannot be reused, and sophisticated controlled environments are required
Solution Approach 1:
The patent replaces complex mechanical stressing systems with a simple impulsive mechanical impact system. Instead of using sophisticated mechanical or thermal stressing equipment that requires controlled environments, the invention uses a beating element that delivers a controlled impulse to excite the sample's natural frequencies, which are then detected by sensors to determine structural integrity without damaging the sample
Solution Approach 2:
The sample object itself serves as part of the testing system by providing its natural frequency response to the impulse. The sample's inherent mechanical properties (mass, stiffness, damping) are utilized to generate the response signal that reveals structural characteristics, eliminating the need for external sophisticated testing equipment
2Reliability
If non-destructive control tests are performed using ultrasounds, X rays, or magnetic particle systems, then structural integrity can be determined without damaging the sample, but the equipment is complex, expensive, and requires specialized laboratories
Solution Approach 1:
The patent extracts only the essential functional components needed for structural integrity testing, eliminating the complex equipment required by traditional non-destructive methods. By using a simple beating element and basic sensors to detect natural frequencies, the invention removes the need for expensive ultrasounds, X-ray, or magnetic particle systems while maintaining testing effectiveness
Solution Approach 2:
The invention replaces expensive, complex, and durable specialized equipment with simple, inexpensive components that can be easily manufactured and replaced. The beating element and sensors are basic mechanical components rather than sophisticated scientific instruments, making the system accessible without specialized laboratories
3Reliability
If traditional non-destructive testing methods are used, then structural integrity can be assessed, but hazardous emissions may occur and specialized equipment is required
Solution Approach 1:
The patent replaces non-destructive testing methods that may involve hazardous emissions (such as certain types of ultrasonic or radiographic testing) with a purely mechanical impulse method. The beating element delivers a mechanical impulse that excites the sample's natural frequencies, and these vibrations are detected by sensors, completely avoiding hazardous emissions while maintaining structural integrity assessment
4Reliability
If current detecting devices are used for production line testing, then structural integrity can be monitored, but the devices lack flexibility and cannot be easily adapted to different material types
Solution Approach 1:
The patent creates a universal testing system that can evaluate structural integrity across different material types (metal, polymer, composite, concrete) using the same basic principle of natural frequency detection. The beating element and sensor configuration remain the same, but the system adapts to different materials by detecting their unique frequency responses, providing versatile application across industries without requiring material-specific equipment
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
Enables non-destructive, cost-effective, and flexible testing of structural integrity directly on the production line, reducing testing time and eliminating the need for specialized equipment or hazardous emissions, while providing comprehensive analysis of material homogeneity and anomalies.
Implementation Method 1
a beating element (2) configured to impart a mechanical stress of the impulsive type at least on the sample object (100)
Implementation Method 2
acquisition means (4) to monitor a response signal from at least the stressed sample object (100)
Data Source
Figure 1a~1b
Figure 2a~2b
Figure 3
AI summary
A device (1) to detect the structural integrity of a sample object (100), comprising a beating element (2) configured to impart a mechanical stress of the impulsive type on the sample object (100), a rigid inertial body (3) configured to support the sample object (100) and to counteract rigidly the mechanical stress, acquisition means (4) to monitor a response signal from at least the stressed sample object (100) and operatively associated at least with the inertial body (3). The detecting device (1) comprises an exciting body (5) that can be activated on the sample object (100). The sample object (100) is in turn operatively associated with the acquisition means (4). The beating element (2) is such as to impart a mechanical stress to the sample object (100) impacting on the exciting body (5).