<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Design and laboratory test results of the strain transducer intended for monitoring and assessing stress states of pipelines sited in mining areas are presented in this paper. This transducer allows measuring strains of pipelines subjected to external forces - being the mining operations effect. Pipeline strains can have a direct influence on a tightness loss and penetration of the transported fluid into the environment. The original strain gauge transducer was proposed for performing measurements of strains. It allows measuring circumferential strains and determining the value and direction of the main longitudinal strain. This strain is determined on the basis of measuring component longitudinal strains originating from axial forces and the resultant bending moment. The main purpose of investigations was the experimental verification of the possibility of applying the strain transducer for measuring strains of polyethylene pipelines. The obtained results of the transducer subjected to influences of tensile and compression forces are presented and tests of relaxation properties of polyethylene are performed.</p></abstract>

Design and laboratory test results of the strain transducer intended for monitoring and assessing stress states of pipelines sited in mining areas are presented in this paper. This transducer allows measuring strains of pipelines subjected to external forces - being the mining operations effect. Pipeline strains can have a direct influence on a tightness loss and penetration of the transported fluid into the environment. The original strain gauge transducer was proposed for performing measurements of strains. It allows measuring circumferential strains and determining the value and direction of the main longitudinal strain. This strain is determined on the basis of measuring component longitudinal strains originating from axial forces and the resultant bending moment. The main purpose of investigations was the experimental verification of the possibility of applying the strain transducer for measuring strains of polyethylene pipelines. The obtained results of the transducer subjected to influences of tensile and compression forces are presented and tests of relaxation properties of polyethylene are performed.

Design and Testing of the Strain Transducer for Measuring Deformations of Pipelines Operating in the Mining-deformable Ground Environment

AGH University of Science and Technology, Department of Measurement and Electronics, al. Mickiewicza 30, 30-059, Krakow, Poland

AGH University of Science and Technology, Department of Machines Design and Operation, al. Mickiewicza 30, 30-059, Krakow, Poland

Measurement Science Review

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Design and laboratory test results of the strain transducer intended for monitoring and assessing stress states of pipelines sited in mining areas are...

Design and Testing of the Strain Transducer for Measuring Deformations of Pipelines Operating in the Mining-deformable Ground Environment

Published Online: Oct 29, 2015

Page range: 256 - 262

Received: Jan 15, 2015

Accepted: Oct 07, 2015

DOI: https://doi.org/10.1515/msr-2015-0035

Keywords
Strain transducer, pipeline, polyethylene, strain, stress, strain gauge

© by Waclaw Gawedzki

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Design and Testing of the Strain Transducer for Measuring Deformations of Pipelines Operating in the Mining-deformable Ground Environment

Published Online: Oct 29, 2015

Page range: 256 - 262

Received: Jan 15, 2015

Accepted: Oct 07, 2015

DOI: https://doi.org/10.1515/msr-2015-0035

KeywordsStrain transducer, pipeline, polyethylene, strain, stress, strain gauge

© by Waclaw Gawedzki

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Strain transducer, pipeline, polyethylene, strain, stress, strain gauge