Investigation the Performance of Electro-Optical AC Voltage LiNbO3 Sensor Based on Pockels Effect

In contrast to conventional voltage sensor technology (e.g., inductive voltage transformers or capacitive voltage transformers), optical sensors have inherent and advantageous features, such as wider bandwidth, larger dynamic range and lighter weight. The aim of this work is to implement an AC volta...

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Main Author: Shahir F. Nawaf
Format: Article
Language:English
Published: Tikrit University 2013-12-01
Series:Tikrit Journal of Engineering Sciences
Subjects:
Online Access:https://tj-es.com/ojs/index.php/tjes/article/view/373
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author Shahir F. Nawaf
author_facet Shahir F. Nawaf
author_sort Shahir F. Nawaf
collection DOAJ
description In contrast to conventional voltage sensor technology (e.g., inductive voltage transformers or capacitive voltage transformers), optical sensors have inherent and advantageous features, such as wider bandwidth, larger dynamic range and lighter weight. The aim of this work is to implement an AC voltage sensor based on Pockels electro-optic effect in LiNbO3 crystal. The research has been conducted in two ways .The first way is the installation tested uses external electrodes and a He-Ne laser as a light source, whereas the second way is by using the direct voltage application to the metalized sides of the LiNbO3 crystal built into an optic cell. Results of both tests shows that by using the direct voltage application to the metalized sides of the LiNbO3 crystal built into an optic cell led to better repeatability of voltage measurements and corresponds to more realistic conditions.
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spelling doaj.art-0b6ed6dd0bc34ead930958ddfda2fc5c2023-07-12T12:54:26ZengTikrit UniversityTikrit Journal of Engineering Sciences1813-162X2312-75892013-12-0121310.25130/tjes.21.3.04Investigation the Performance of Electro-Optical AC Voltage LiNbO3 Sensor Based on Pockels EffectShahir F. Nawaf0Electrical Eng. Dept., Tikrit University, IraqIn contrast to conventional voltage sensor technology (e.g., inductive voltage transformers or capacitive voltage transformers), optical sensors have inherent and advantageous features, such as wider bandwidth, larger dynamic range and lighter weight. The aim of this work is to implement an AC voltage sensor based on Pockels electro-optic effect in LiNbO3 crystal. The research has been conducted in two ways .The first way is the installation tested uses external electrodes and a He-Ne laser as a light source, whereas the second way is by using the direct voltage application to the metalized sides of the LiNbO3 crystal built into an optic cell. Results of both tests shows that by using the direct voltage application to the metalized sides of the LiNbO3 crystal built into an optic cell led to better repeatability of voltage measurements and corresponds to more realistic conditions. https://tj-es.com/ojs/index.php/tjes/article/view/373Pockels electro-optic effectHe-Ne laserAC voltage sensor
spellingShingle Shahir F. Nawaf
Investigation the Performance of Electro-Optical AC Voltage LiNbO3 Sensor Based on Pockels Effect
Tikrit Journal of Engineering Sciences
Pockels electro-optic effect
He-Ne laser
AC voltage sensor
title Investigation the Performance of Electro-Optical AC Voltage LiNbO3 Sensor Based on Pockels Effect
title_full Investigation the Performance of Electro-Optical AC Voltage LiNbO3 Sensor Based on Pockels Effect
title_fullStr Investigation the Performance of Electro-Optical AC Voltage LiNbO3 Sensor Based on Pockels Effect
title_full_unstemmed Investigation the Performance of Electro-Optical AC Voltage LiNbO3 Sensor Based on Pockels Effect
title_short Investigation the Performance of Electro-Optical AC Voltage LiNbO3 Sensor Based on Pockels Effect
title_sort investigation the performance of electro optical ac voltage linbo3 sensor based on pockels effect
topic Pockels electro-optic effect
He-Ne laser
AC voltage sensor
url https://tj-es.com/ojs/index.php/tjes/article/view/373
work_keys_str_mv AT shahirfnawaf investigationtheperformanceofelectroopticalacvoltagelinbo3sensorbasedonpockelseffect