Error Analysis of Displacement Measurement Using Fiber Optic Sensors

Landslide displacement monitoring is an efficient method to mitigate casualties and economic losses caused by landslide disasters. In recent years, distributed fiber-optic sensing ...

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Exhaustive analysis and simple model of an angular displacement

Here, we present a comprehensive analytical model for multi-axis tilt sensing based on intensity-modulated optical fiber sensors (OFDSs).

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In-depth analysis of optical fiber displacement sensor

Our paper begins by describing the mathematical model that underlies advanced sensor configurations. We then explain our method for

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Modeling and experimental studies on retro-reflective fiber optic micro

All these modeling efforts provide insight into either one or multiple configuration parameters. However, an integrated approach is needed to analyze and study varied configurations.

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Analysis and Design of Fiber Microprobe Displacement

The fiber optic Fabry–Perot laser interferometer is more resistant to interference because the reference and measurement lights are in a common

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In-depth analysis of optical fiber displacement sensor

Distance measurement is an essential issue in modern industry. Differential intensity sensors based on optical fibers have been very successful.

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Optical Fiber Displacement Sensor Based on Microwave

An optical fiber displacement sensor based on the microwave photonics interferometric (MWPI) method is proposed and experimented, which

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Measurement-Error Analysis of Fiber Bragg Grating

However, in practical engineering applications, factors such as the strain-transfer rate between the flexible substrate and sensing points, the

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Fiber Optic Displacement Sensors and Their Applications

In this chapter, fiber-optic displacement sensors (FODS) are demonstrated using an intensity modulation technique. This technique is one of the simplest techniques for the displacement measurement,

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Measurement-Error Analysis of Fiber Bragg Grating Flexible Sensor

The displacement reconstruction algorithm is essentially a recursive algorithm, which inevitably introduces cumulative error; the relationship between the layout interval of the sensing points and the

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Review of Fiber Optic Displacement Sensors

Displacement measurements are of significant importance in a variety of critical scientific and engineering fields, such as gravitational wave detection, geophysical research, and

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Design, sensing principle and testing of a novel fiber optic

This paper presents a linear fiber optic displacement sensor for the use over a large range based on the macro-bending loss. The sensor incorporates an extremely simple design, light source

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Realization of fiber optic displacement sensors

Fiber optic displacement sensors use glass or plastic cleaved optical fibers , or photonic crystal fibers . However, to make I-FODS more sensitive and to enable the measuring of

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Exhaustive analysis and simple model of an angular displacement optical

Intensity-modulated optical fiber angular sensors (OFAS) have been studied for their advantages in lean angle measurement 22 and angular displacement sensing 23. Reflective OFDS

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Fiber Optic Displacement Sensors and Their Applications

Compared to conventional transducers, optical fiber sensors show very high performances in their response to many physical parameters such as displacement, pressure, temperature and electric field.

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Analysis and Design of Fiber Microprobe Displacement Sensors

In Section 2, we introduce the fiber optic microprobe laser interferometer, discuss the error analysis of the traditional F-P microprobe, and then introduce the structure and design

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Strain transfer effect on measurements with distributed fiber optic sensors

Strain transfer phenomenon in distributed fiber optic sensors (DFOS) has shown significant effects on sensor survival and measurement of strain distributions as well as detection and

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Error analysis and experimental research of joint fiber-optic

The results show that: the fiber-optic sensor measurements are consistent with soil shear displacement value with high accuracy and sensitivity. The sensor can accurately monitor the

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Review of fiber optic sensors in geotechnical health monitoring

Based on the measured strains, three algorithms for transforming monitored data to required displacement were investigated. Comparison analysis regarding typical advantages and

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(PDF) Measurement-Error Analysis of Fiber Bragg

The accurate measurement of slope displacement profiles using a fiber Bragg grating flexible sensor is limited due to the influence of accumulative

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A high-sensitivity fiber Bragg grating sensor for displacement

Aiming at the problems of low sensitivity and high temperature error of fiber Bragg grating (FBG) displacement sensors in displacement monitoring, this paper presents an adjustable cantilever

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Fibre optic displacement sensor for the measurement of amplitude and

Fibre optic displacement sensors will play an increasingly larger role in a broad range of industrial, military and medical applications. Two particular advantages include the potential for

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(PDF) Analysis and Design of Fiber Microprobe

In this paper, a fiber optic microprobe displacement sensor is proposed considering characteristics of micro-Michelson interference structure

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Theoretical and experimental study on fiber-optic displacement sensor

The mechanism of displacement sensing of sensor is investigated by mathematical analysis and tests. A novel and simple fiber-optic sensor for measuring a large displacement range in

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Review of Fiber Optic Displacement Sensors

This article reviews specifically the advanced fiber optic displacement sensing techniques that have been developed in the past two decades.

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Optimizing Algorithm for Existing Fiber-Optic Displacement Sensor

One of the studies for displacement measurements using fiber-optic sensors is presented by Yeon-Gwan Lee et al. . The paper introduces the design of a fiber-optic displacement sensor with a

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Analysis and Design of Fiber Microprobe Displacement Sensors

In order to achieve sub-nanometer-level precision displacement measurement for a micro-sensing probe, this paper first described the general measurement principle of ultra-precision

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