Hot-Wire Anemometer Based on D-Shaped Optical Fiber
This article proposes a hot-wire anemometer based on optical fiber embedding a fiber Bragg grating (FBG) and having a D-shaped transversal Section on whose flat surface a thin metallic
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Wind speed measurement with a low-cost polymer optical fiber anemometer
Abstract This study designed and experimentally verified a simple and low-cost anemometer based on Fresnel reflection using Polymer Optical Fiber (POF). The system was
Schematic diagram of the fiber optical flow sensor system.
A fiber-optic sensor system based on fiber Bragg gratings (FBGs) is proposed and demonstrated to realize water flow measurement with temperature compensation capability.
Compact Anemometer Using Silver-Coated Fiber Bragg Grating
An optical fiber thermal anemometer is proposed based on a silver film-coated fiber Bragg grating (FBG) assisted by a core offset fusion splice. Light from a pump laser propagating along the fiber is coupled
(PDF) A Fiber Bragg Grating-Based Anemometer
A compact and low-power consuming fiber-optic anemometer based on single-walled carbon nanotubes (SWCNTs) coated tilted fiber Bragg grating (TFBG) is presented.
All-optical fiber anemometer based on laser heated fiber Bragg gratings
A miniature all-optical fiber anemometer is constructed by using two FBGs to determine the dynamic thermal equilibrium between the laser heating and air flow cooling through monitoring the FBGs''
(PDF) A Novel Low-Power-Consumption All-Fiber-Optic Anemometer
Abstract and Figures A compact and low-power consuming fiber-optic anemometer based on single-walled carbon nanotubes (SWCNTs) coated tilted fiber Bragg grating (TFBG) is
Tachometric Cup Anemometer with Wind Direction Indicator and
An innovative optical–mechanical transducer is used in the anemometer. This transducer generates a light pulse signal, the frequency of which is a function of the flow velocity, and the duty
(a) Schematic diagram of the FBG hot-wire anemometer probe. (b
An intensity-interrogated optical fiber hot-wire anemometer based on the chirp effect of fiber Bragg grating (FBG) is presented. The FBG is coated with a silver film and heated optically by a 1480
All-optical fiber anemometer based on laser heated fiber Bragg gratings
Abstract: A fiber-optic anemometer based on fiber Bragg gratings (FBGs) is presented. A short section of cobalt-doped fiber was utilized to make a fiber-based “hot wire” for wind speed measurement.
All-optical fiber anemometer based on laser heated fiber Bragg gratings.
An all-fiber optical anemometer with high light-heat conversion efficiency by using an in-house microstructured optical fiber Bragg grating (MOFBG) is presented.
Advances in Optical Fiber Bragg Grating Sensor Technologies
Abstract: The authors review their recent advances in the development of optical fiber Bragg grating (FBG) sensor technologies. After a brief review of the fiber grating sensors, several newly developed
Real-time fiber-optic anemometer based on a laser-heated few-layer
Abstract and Figures A real-time all-fiber anemometer based on laser-heated few-layer graphene in aligned graded-index fibers has been proposed and experimentally demonstrated.
Fiber-optic anemometer with intensity linear demodulation
A linear-response and simple optical fiber hot-wire anemometer based on single walled carbon nanotubes (SWCNTs) coated tilted fiber Bragg grating (TFBG) is proposed.
Schematic of the set-up proposed in . FBG-based
For example, an optical fiber thermal anemometer based on a short silver-film- coated FBG and a core-offset fusion splice is proposed in . The set-up is
Schematic diagram and work principle of the all-optical fiber
A fiber-optic anemometer based on fiber Bragg gratings (FBGs) is presented. A short section of cobalt-doped fiber was utilized to make a fiber-based “hot wire” for wind speed measurement.
Schematic of a fibre Bragg grating (FBG) and its
Download scientific diagram | Schematic of a fibre Bragg grating (FBG) and its operating principle. from publication: Fibre Bragg Grating Based Acoustic
Fiber-Optic Anemometer Based on Distributed Bragg
We present a novel fiber-optic anemometer based on a distributed Bragg reflector (DBR) fiber laser. The anemometer consists of a fiber laser pressure sensing element and a Venturi tube
Schematic diagram of the proposed optical fiber anemometer. Inset 1
A sensitivity-enhanced hot-wire anemometer based on a cladding-etched optical fiber Bragg grating (FBG) coated with a layer of silver film and optically heated by using a 1480 nm laser diode is
Fiber Optic Anti-magnetic Anemometer
Based on the above background, this article researches the mechanism design and sensor assembly scheme of the anti-magnetic and explosion-proof anemometer based on optical fiber sensing
Fiber Bragg grating based hot-wire anemometer with enhanced
Fig. 1 (a–c) show the microscopic image of the core-offset splicing structure, the schematic diagram of sensing structure of the hot-wire FBG anemometer, and the microscope images of the
A Fiber Bragg Grating-Based Anemometer
A novel fiber anemometer based on two pairs of fiber gratings is experimentally demonstrated and can simultaneously detect wind speed and wind direction. One pair of gratings, which are separated by