Fiber-optic voltage sensor based on micro-electro-mechanical
This work presents the design, fabrication, and characterization of a direct-current (DC) low-voltage optical fiber sensor based on micro-electro-mechanical systems (MEMS) specifically
Intelligent compensation method for measurement errors in optical
Abstract Temperature variations significantly degrade the measurement accuracy of fiber optic current sensors (FOCS) in critical power systems applications such as high-voltage transmission and
Fiber Optic Sensors: Fundamentals, Principles & Applications
Radiation absorption creates electronic excited states that are trapped by localized defects for extended periods of time. Heating the material enables the trapped states to interact with phonons and decay
A fiber-optic voltage sensor based on macrobending structure
In this paper we present for the first time a simple method to measure voltage using a macrobending fiber attached to a PZT stack utilized in a ratiometric power measurement scheme.
Equalization of Intensity-Modulated Fiber-Optic Voltage Sensors for
Christopher J. Vizas, and Daniel J. King, Member, IEEE Abstract—We test fiber-optic voltage sensors based on optical reflection from a piezoelectric transducer. Our specific devices possess a 2 kHz
(PDF) Current and Voltage Sensing
The central objective of the present development is to construct hybrid equipment, involving optoelectronic and telemetry with optical fibers that are capable to measure and monitor, in
Highly accurate adjustment and stabilization of a fiber interferometer
We introduce an automatic correction mechanism based on a proportional/integral (PI) control loop to remove any error in the alignment of the fiber interferometer, specifically long-term drift.
Fiber Optic Voltage Sensor Based on Capacitance Current
As a result, a novel fiber optical voltage sensor (FOVS) is proposed, which uses FOCS to measure the current flowing through the capacitive voltage divider (CVD) and then calculates the
Fiber-optic-based current and Voltage measuring system for high
Abstract: A system for temporary measurement of voltage and current simultaneously in high-voltage distribution lines was developed. The sensing heads use a resistive divider and a magnetic pickup
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Optical Fiber Sensors and Sensing Networks: Overview of the Main
Optical fiber sensors present several advantages in relation to other types of sensors. These advantages are essentially related to the optical fiber properties, i.e., small, lightweight,
Optical Fiber Sensors for High-Temperature Monitoring: A Review
This paper reviews the sensing principle, structural design, and temperature measurement performance of fiber-optic high-temperature sensors, as well as recent significant
Fiber Optic Voltage Sensor Based on Capacitance Current
Traditional optical voltage transformers (OVTs) based on electro-optical and inverse piezoelectric effects are gradually exposing their accuracy and reliability issues. In contrast, fibers for
Fiber Optic Voltage Sensor Based on Capacitance Current
In contrast, fibers for measuring electricity have unique properties and significant advantages in the high-voltage power industry, especially fiber optic current sensor (FOCS), which
A review on various optical fibre sensing methods for batteries
This paper mainly discusses the current optical fibre sensing methods for batteries in terms of the working principles and critical reviews the sensing performance corresponding to different
Health monitoring by optical fiber sensing technology for rechargeable
This review summarizes current progress in optical sensing techniques for batteries with respect to various sensing parameters, discussing the current limitations of optical fiber sensors as
An optical fiber voltage sensor based on self-mixing interference
Abstract An optical voltage sensor based on self-mixing interference (SMI) and on the converse piezoelectric effect of a piezoelectric ceramic (PZT) is proposed and demonstrated. A
Performance study of Full-Fiber optic sensor for simultaneous
Stable operation of high-voltage direct current (HVDC) transmission systems relies on accurate monitoring of the strong direct current (DC) electric fields generated. This study presents an
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