A high sensitivity fiber optic macro-bend based gas flow rate
A novel fiber optic macro-bend based gas flowmeter for low flow rates is presented. Theoretical analysis of the sensor working principle, design, and static calibration were performed.
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Optical fiber flowmeter based on a single mode-multimode
The optical fiber sensor can be used as a hot-wire flowmeter, where a gas flow removes the optically-generated heat resulting in a spectral blue-shift of the transmission spectrum.
Novel target type flowmeter based on a differential fiber Bragg grating
Abstract A novel integrated optical fiber sensor was proposed for temperature, pressure and flow measurement. One fiber Bragg grating (FBG) was fixed in the target for temperature
Liquid Flow Meter by Fiber-Optic Sensing of Heat Propagation
We propose a flow meter that, unlike turbine or pressure-based sensors, is not flow intrusive, requires zero maintenance, has low risk of clogging, and is compatible with harsh conditions. Using optical
Novel integrated optical fiber sensor for temperature, pressure and
Abstract A novel integrated optical fiber sensor was proposed for temperature, pressure and flow measurement. One fiber Bragg grating (FBG) was fixed in the target for temperature
Research on One-Piece Structure Target Flow Sensing
Abstract: In view of problems existing in the detection of the traditional hydraulic system, such as the large volume of sensor and the low measurement accuracy, a new one-piece target type flow sensor
Fiber Optic Sensors | KEYENCE America
There are several types of fiber optic sensors. Detection methods include thrubeam, reflective, retro-reflective, and definite-reflective. Each method is used for
Industrial Fluid Flow Measurement Using Optical Fiber Sensors: A
This work discusses various optical fiber flow meters developed in the past, which have great potential for industrial applications. The optical fiber flow sensors are classified on the basis of
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Fiber flow sensors have been developed in the last ten years[5,6]. Compared with other traditional flow sensors, fiber-optic flow sensors have many advantages, such as big dynamic measurement scope,
Design of the target type flowmeter based on fiber Bragg grating and
The target type flowmeter based on fiber Bragg gratings (FBGs) is experimentally studied. The relationship between the central wavelength shift of FBG and the flux is derived and the analytic
A Small Probe-Type Flowmeter Based on the Differential Fiber Bragg
Abstract A novel integrated optical fiber sensor was proposed for temperature, pressure and flow measurement. One fiber Bragg grating (FBG) was fixed in the target for temperature
Novel target type flowmeter based on a differential fiber Bragg grating
Doppler effect-based fiber-optic flow sensors are proposed for the medical field , , such as a hemodromometer. In this paper, a novel target type fiber-optic flow sensor is proposed
Target-type fiber-optic flowmeter based on a cascaded
Reference proposed a target-type FBG flow velocity sensor based on the equal-strength cantilever. The force that has a corresponding relationship with velocity is induced by the fluid on the target, and
Fiber Bragg Grating Target Flow Sensor Based on Fixed Beam and
A novel fiber Bragg grating (FBG) flow sensor with high sensitivity is proposed in this article, which consists of a target disk, a solid beam, an L-shaped lever structure, and dual FBG. The dual-FBG
Optical fiber flow sensor based on a lever–hinge configuration
Based on a lever–hinge structure, a target-type fiber Bragg grating (FBG) flow sensor is proposed. Differential measurements of temperature and pressure are achieved using two FBGs.
Novel target type flowmeter based on a differential fiber Bragg grating
Request PDF | Novel target type flowmeter based on a differential fiber Bragg grating sensor | A novel target type flow sensor has been proposed for liquid flow measurement in pipeline.
Industrial Fluid Flow Measurement Using Optical Fiber Sensors: A
Optical fibers have been extensively employed for the development of sensors due to their compact size, immunity to electromagnetic interference, high sensitivity, and multiplexing
Theoretical and Experimental Study on Wide Range Optical Fiber
In this paper, a novel fiber turbine flow sensor was proposed and demonstrated for liquid measurement with optical fiber, using light intensity modulation to measure the turbine rotational
Design of optical fiber Bragg grating-based sensors for flow
FBG-based optical fiber sensors have proved to be an effective instrument for precise measurements of water flow. This work demonstrates for the very first time to our knowledge, how to
An optical fiber sensor for simultaneous measurement of flow rate and
An optical fiber sensor was proposed and studied for the simultaneous measurement of flow rate and temperature. It includes a capillary steel tube, an adjustable target and two fiber Bragg