<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The requirements relating to the emission of auxiliary AC supply sockets in traction vehicles have been extended in standard PN-EN 50121-3-2:2015 by voltage harmonics measurement. This applies to the public on-board AC supply grid which is accessible to all passengers. It is concerned with providing the quality of power supply which is required by computer devices and mobile phone rechargers. This article presents the requirements and test methods resulting from extended standard scope. Normative factors, for which levels of permissible voltage harmonics in the public supply grid of traction vehicle have been defined are discussed. Examples of comparative results obtained from measurements and analyses of voltage harmonics within on-board supply grids are also presented. The presented results include extended calculations of distortion factors for groups and subgroups of supply voltage harmonics. In order to improve the quality of voltage within the on-board grid, which did not meet the requirements, simulation calculations were performed and an additional output sinusoidal filter was proposed.</p></abstract>

The requirements relating to the emission of auxiliary AC supply sockets in traction vehicles have been extended in standard PN-EN 50121-3-2:2015 by voltage harmonics measurement. This applies to the public on-board AC supply grid which is accessible to all passengers. It is concerned with providing the quality of power supply which is required by computer devices and mobile phone rechargers. This article presents the requirements and test methods resulting from extended standard scope. Normative factors, for which levels of permissible voltage harmonics in the public supply grid of traction vehicle have been defined are discussed. Examples of comparative results obtained from measurements and analyses of voltage harmonics within on-board supply grids are also presented. The presented results include extended calculations of distortion factors for groups and subgroups of supply voltage harmonics. In order to improve the quality of voltage within the on-board grid, which did not meet the requirements, simulation calculations were performed and an additional output sinusoidal filter was proposed.

Measurement and simulation testing of harmonics in the on-board power grid of traction vehicles

Department of Traction and Traffic Control, Faculty of Electrical and Computer Engineering

Technical Transactions

This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 Public License.

The requirements relating to the emission of auxiliary AC supply sockets in traction vehicles have been extended in standard PN-EN 50121-3-2:2015 by voltage...

Measurement and simulation testing of harmonics in the on-board power grid of traction vehicles

Published Online: May 23, 2020

Page range: 105 - 117

Received: Oct 29, 2018

DOI: https://doi.org/10.4467/2353737XCT.18.166.9422

Keywords
electromagnetic compatibility, power quality, voltage harmonics, total harmonic distortion

© 2018 Wojciech Czuchra et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 Public License.

Measurement and simulation testing of harmonics in the on-board power grid of traction vehicles

Published Online: May 23, 2020

Page range: 105 - 117

Received: Oct 29, 2018

DOI: https://doi.org/10.4467/2353737XCT.18.166.9422

Keywordselectromagnetic compatibility, power quality, voltage harmonics, total harmonic distortion

© 2018 Wojciech Czuchra et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 Public License.

Keywords
electromagnetic compatibility, power quality, voltage harmonics, total harmonic distortion