This paper studies the displacement sensor using multimode fiber coupler based on intensity modulation. Fiber coupler used is handmade from plastic optical fiber 1
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This article reviews specifically the advanced fiber optic displacement sensing techniques that have been developed in the past two decades.
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The objective of this new study is to optimize the performance of the existing fiber-optic displacement sensor regarding its resolution by improving its geometric design parameters.
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The recent developed and applications of plastic fiber optic displacement sensors (FODSs) based on intensity modulation technique are reviewed in this paper. In the evolvements of FODSs,
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A wide range fiber optic sensor system for displacement and crack monitoring is developed. In the proposed fiber optic sensor system, a number of fiber loops are formed from a
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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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We propose a novel non-contact optical fiber displacement sensor. It uses a radio frequency (RF) interrogation technique which is based on
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The paper presents some fiber optic sensors that have been devised to provide a low-cost solution to monitor mechanical quantities, such as displacement, vibration amplitude and
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Yang et al. studied symmetrically inclined fibers by introducing asymmetry in the core radius of transmitting and receiving fibers. Improvement in sensitivity is observed with increase in
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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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Abstract A novel and simple fiber-optic sensor for measuring a large displacement range in civil engineering has been developed.
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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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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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Furthermore, Han et al. designed a new type of joint fiber-optic displacement sensor to address the problem of large errors of existing fiber-optic sensors for monitoring multiple sliding
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Aiming at solving this issue, a new joint fiber-optic displacement sensor which can achieve accurate displacement monitoring, was designed. Its measurement error was analyzed and the...
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This paper reports a fiber-optic displacement sensor based on a Michelson interferometer using the spectral demodulation method. The displacement information is sensed
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Our paper begins by describing the mathematical model that underlies advanced sensor configurations. We then explain our method for
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A critical aspect of OFDS performance is the geometry of the fiber bundle, which influences key parameters such as sensitivity, range, and dead
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Abstract The performance of the fiber-optic displacement sensor with beam-through detection technique is investigated. The effects of lateral and axial displacements
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Contribute to adamras/scrabble development by creating an account on GitHub.
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This paper describes the optimal design of a miniature fiber-optic linear displacement sensor. It is characterised by its ability to measure the
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The aim in this work is to characterize the geometrical properties of a fiber optic reflective sensor, for deriving the transfer function that gives the
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In recent years, distributed fiber-optic sensing technology, due to distributed and long-distance advantages, was widely used in subsurface displacement monitoring of landslides.
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Abstract. Introduced Fiber Optic Displacement measurement principle, Through setting the reference channel, useing of modulation and demodulation technology the system eliminates interference
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Here, we present a comprehensive analytical model for multi-axis tilt sensing based on intensity-modulated optical fiber sensors (OFDSs).
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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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This paper studies the displacement sensor using multimode fiber coupler based on intensity modulation. Fiber coupler used is handmade from plastic optical fiber 1 mm diameter; it has coupling
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Hence, the spiral‐serpentine distributed optical fiber sensor (DOFS) layout is presented to realize in‐situ full‐range temperature measurement.
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Optical fiber-based sensor technology offers the possibility of developing a variety of physical sensors for a wide range of physical parameters (Nalwa, 2004). Compared to conventional transducers, optical
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