Sensors & Electronics
Macro Property Measurement
Crack/Flaw Detection in Metal Parts (53)
Problem: Detect cracks and flaws in brass cartridge cases rapidly enough to support on-line inspection requirements
Project Activity Scope (from Technical Overview Chart): Interaction Mechanisms through Measurement & Analysis System Applications
PNNL Solution:
- Tested eddy current probe design options on a variety of sample flaws
- Selected differential coil probe and rapid part rotation for inspection
- Developed probe, signal analysis electronics and mechanical handler
- Provided proven method to enable design of hardened module
Capabilities Employed to Meet Client Needs: Eddy current inspection methods; electromagnetic field interactions with metals and flaws; coil design for flaw detection sensitivity; analog and digital electronics design, fabrication, and testing for signal processing; mechanical equipment design; bench testing of design alternatives; design trade-off analysis; test design, analysis and reporting; system design documentation.
Selected Links to Related Information:
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Contact: Brion Burghard
