Material Testing Sensor Status Verification

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Solution Overview

Problem

Conventional material testing systems lack effective methods to ensure the reliability of sensor measurements, as they do not regularly test the status of sensors, which can lead to untrustworthy test results due to potential sensor malfunctions.

Innovation Solution

A material testing system that includes a computing device configured to execute a sensor test method, determine the operational status of the test sensor, and prohibit further testing if the sensor is found to be malfunctioning, ensuring the reliability of subsequent tests.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If sensor status tests are not performed, then the testing system operates continuously without interruption, but the reliability of test results deteriorates due to potential sensor malfunctions

Engineering Contradiction:
Improvereliability of test resultsVSAvoidtesting throughput
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system performs sensor status tests before conducting material testing to ensure sensor functionality. This preliminary verification prevents unreliable measurements while maintaining efficient testing operations by identifying and addressing sensor issues before they compromise test results.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If sensor status tests are performed frequently, then the reliability of sensor measurements is improved, but the testing time and productivity are reduced

Engineering Contradiction:
Improvesensor measurement reliabilityVSAvoidtesting time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system implements periodic sensor status tests at defined intervals during material testing operations. This approach balances the need for reliable sensor measurements with maintaining testing productivity by verifying sensor functionality at appropriate frequencies without excessive interruption to the testing workflow.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS20250035522A1Material testing systems with sensor status tests
Publication Date: 2025.01.30 ILLINOIS TOOL WORKS INC
  • US20250035522A1 patent drawing
  • US20250035522A1 patent drawing
  • US20250035522A1 patent drawing

AI summary

Described herein are examples of material testing systems that allow for testing of one or more test sensors of a material testing machine. In some examples, such testing may ensure each test sensor is functioning correctly. In some examples, the testing may be conducted manually, periodically, and/or automatically in response to some indication that a test sensor may be malfunctioning. In some examples, further testing using the material testing machine may be prohibited if the test results indicate that one or more of the sensors are malfunctioning. This prohibition may ensure that the tests conducted using the material testing machine remain reliable and usable, rather than being rendered untrustworthy due to malfunctioning test sensors.