<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The paper presents the construction and operation of a video sensor developed for video-manometer. In the publication the use of video-manometer for measuring gas pressure is presented. A characteristic feature of the device is pressure measurement based on diaphragm deformation and digital image processing. Presented measuring technique eliminates restrictions in the construction of the measuring apparatus arising from non-linear nature of diaphragm deformation. It also allows performing measurements of gas pressure, also of explosive gas, providing galvanic isolation between the factor measured and the measuring device. The paper presents the results of video-manometer calibration and measurements taken during the laboratory tests. It has been shown that the developed video-manometer, that is equipped with a flat silicone diaphragm, allows measuring the gas pressure in the range of 0 – 100 mbar with an error less than 2 %. In the experiments the CO2 pressure was measured.</p></abstract>

The paper presents the construction and operation of a video sensor developed for video-manometer. In the publication the use of video-manometer for measuring gas pressure is presented. A characteristic feature of the device is pressure measurement based on diaphragm deformation and digital image processing. Presented measuring technique eliminates restrictions in the construction of the measuring apparatus arising from non-linear nature of diaphragm deformation. It also allows performing measurements of gas pressure, also of explosive gas, providing galvanic isolation between the factor measured and the measuring device. The paper presents the results of video-manometer calibration and measurements taken during the laboratory tests. It has been shown that the developed video-manometer, that is equipped with a flat silicone diaphragm, allows measuring the gas pressure in the range of 0 – 100 mbar with an error less than 2 %. In the experiments the CO2 pressure was measured.

New Vision Sensor to Measure Gas Pressure

Institute of Teleinformatics and Automatics, Department of Cybernetics, Military University of Technology, Kaliskiego Str. 2, 00-908, Warsaw, Poland

Measurement Science Review

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"New Vision Sensor to Measure Gas Pressure"}

The paper presents the construction and operation of a video sensor developed for video-manometer. In the publication the use of video-manometer for measuring...

New Vision Sensor to Measure Gas Pressure

Publié en ligne: 10 juil. 2015

Pages: 132 - 138

Reçu: 19 nov. 2014

Accepté: 24 juin 2015

DOI: https://doi.org/10.1515/msr-2015-0020

Mots clés
Measuring technique, image processing, measurement of pressure, gas sensor, remote sensing

© Krzysztof Murawski

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

New Vision Sensor to Measure Gas Pressure

Publié en ligne: 10 juil. 2015

Pages: 132 - 138

Reçu: 19 nov. 2014

Accepté: 24 juin 2015

DOI: https://doi.org/10.1515/msr-2015-0020

Mots clésMeasuring technique, image processing, measurement of pressure, gas sensor, remote sensing

© Krzysztof Murawski

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
Measuring technique, image processing, measurement of pressure, gas sensor, remote sensing