A novel and simple fiber-optic sensor for measuring a large displacement range in civil engineering has been developed. The sensor incorporates an extremely simple bowknot bending modulation that incr...
HOME / Experimental Conclusions on Displacement Characteristics of Fiber Optic Sensors - Activa Netcom & Energy Systems
In this paper, we present new design concepts of goniometer utilizing the light refraction characteristics of optical fiber in order to measure angular displacement of the human joints.
The paper briefly discusses different sensor princip les. A displacement sensor using multimode, step index fibres is described. Measurement data showing a resolu tion of 0.05 nm/lHZ in a 150 ~m linear
PDF | On Oct 1, 2019, O.G. Babaev ogli and others published Experimental Study of the Characteristics of Macro-Bending Fiber-Optic Sensors of Angular Displacement for Anthropomorphic Robot
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
Request PDF | Theoretical and experimental study on fiber-optic displacement sensor with bowknot bending modulation | A novel and simple fiber-optic sensor for measuring a large
Abstract A novel and simple fiber-optic sensor for measuring a large displacement range in civil engineering has been developed. The sensor incorporates an extremely simple bowknot
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
The theoretical models of the optical fiber bundle displacement sensors (OFBDS) applicable to various bundle configurations are presented on the basis of a single fiber pair model,
Of particular interest here, fiber optic displacement sensors have gained wide interest and have evolved from basic intensity modulation-based configurations to more advanced structures,
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,
Theoretical model of the Intensity Fiber Optic Displacement Sensors. Fiber optic sensors are very promising because of their inherent advantages such as very small size, hard environment
The design and characteristics of a concentric-fibre-optic system for displacement measurements have been described in Ref. . The sensor has two operating ranges, namely the
Compared to conventional transducers, optical fiber sensors show very high performances in their response to many physical parameters such as displacement, pressure, temperature and...
Fiber optic displacement sensor using multimode fiber coupler based on intensity modulation has been demonstrated. In general, both theoretical and experimental results agree each other.
fiber based sensors are also presented in this chapter. The application of the FODSs in liquid refractive index measu ement is investigated theoretically and experimentally. In the last part of this chapter, a
Request PDF | Theoretical and experimental study on the fiber optic displacement sensor with two receiving fibers | The intensity-modulation-based displacement sensor with two receiving
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
A system composed of two type fiber-optic displacement sensors is established to improve linearity in this paper by computation being made between a random type and a semicircle
This paper reports unified mathematical model of fiber optic bundle displacement sensor (FOBDS) based on ray tracing technique. The sensor response for concentric, random and