Investigation of natural gas theft by magnetic remanence mapping

Highlights • Residential natural gas theft is a serious problem in Hungarian provider networks. • Gas meters have been tampered with by placing permanent magnets on their casings. • Magnetic remanence mapping was used to detect suspicious meters a posteriori. • The technique enabled us to identify f...

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Bibliographic Details
Published in:Forensic science international 2014-12, Vol.245, p.1-6
Main Authors: Dobo, Zsolt, Kovacs, Helga, Toth, Pal, Palotas, Arpad B
Format: Article
Language:English
Subjects:
Automatic meter reading
Energy consumption fraud
Forensic sciences
Magnetic remanence
Magnetism
Mapping
Measuring instruments
Meters
Monitoring
Natural gas
Pathology
Public utilities
Remanence
Residential
Theft
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Summary:Highlights • Residential natural gas theft is a serious problem in Hungarian provider networks. • Gas meters have been tampered with by placing permanent magnets on their casings. • Magnetic remanence mapping was used to detect suspicious meters a posteriori. • The technique enabled us to identify fraudulent activity.
ISSN:0379-0738
1872-6283
DOI:10.1016/j.forsciint.2014.09.020