Research on high sensitivity optical fiber sensing method for
The proposed optical fiber sensor was used to measure the arbitrary flow velocity and temperature of seawater based on the sensitivity matrix.
Five Suns EcoEnergy & Telecom Systems (FSE) provides outdoor telecommunication cabinets, SFP optical modules, industrial switches, base station energy management, emergency communication networks, and...
HOME / Fiber Optic Sensor Velocity Calculation - Five Suns EcoEnergy & Telecom Systems
The proposed optical fiber sensor was used to measure the arbitrary flow velocity and temperature of seawater based on the sensitivity matrix.
In this study, we introduce a novel workflow to analyze optical fiber-based distributed acoustic sensor (DAS) data, which takes into account the speed of sound for a certain phase to filter...
This paper describes optical fiber-based velocity measurement in the velocity range of approximately 0–7 m/s with an error of approximately 10%
When optically determining the velocity of surfaces, particle-loaded flows and piece goods in production, Laser-Doppler technique, spatial filter measuring technique
Distributed fiber optic sensing is an emerging technology that provides a dense spatial array of measurements along a fiber optic cable. The goal of this work was to demonstrate, validate,
We present a novel distributed shear stress sensor that allows to derive fluid rheological parameters such as the viscosity along a fiber-optic cable being exposed to a moving medium. This
Our numerical results show our scheme with Weak-value amplification is effective and feasible to detect linear velocity with picometer/second sensitivity which is three orders of magnitude
Real time monitoring of the behaviour of fluids along the whole length of fluid filled well pipes is important to the oil and gas industry as it enables well operators to maximize oil and gas
Table 1 summarizes and compares the performance of the proposed biomimetic whisker-inspired fiber-optic flow velocity sensor with that of existing fiber-optic flow sensing approaches.
By using a different scheme to perform the Sagnac interferometer with the probe in momentum space, we have demonstrated the new weak measure
Fiber-optic sensors are optical sensors based on fiber devices. They are often used for sensing temperature and/or mechanical stress.
This paper presents some peculiarities that were observed during the testing of our passive/active optical methods to measure detonation velocity. Both
The calculations and actual data exhibited good convergence, demonstrating the accuracy of the FBG sensors in determining water velocity. The study illustrated the usability of the
We put forward a new fiber optic sensor for measuring linear velocity with picometer/second sensitivity with weak-value amplification based on generalized Sagnac effect
The design and development of a new fiber-optic sensor for measuring the velocity of a continuous material (also called a web) in material processing systems is described. The development of the
This manuscript proposes and experimentally demonstrates an integrated interferometric optic velocity sensor employing a semiconductor laser. The optic back-scattering signal from
Abstract and Figures The paper presents an approach to noninvasively measure pulse wave delay and velocity by means of two
This paper presents a short response time, all-silica, gas-flow-velocity sensor. The active section of the sensor consists of a 16 µm diameter, highly
Low-cost sensors for optical velocity and position determination When optically determining the velocity of surfaces, particle-loaded flows and piece goods in
Abstract: We have developed a new method for measuring temperature and velocity at a high spatial resolution (minimum 2.56 mm pitch along an optical fiber).
An integrated interferometric fiber optic velocimetry sensor has been proposed and demonstrated at the central wavelength of 638 nm. The sensor is
This paper presents some peculiarities that were observed during the testing of our passive/active optical methods to measure detonation velocity. Both methods were tested us-ing bare optic fiber
A fiber-optic sensor for distance and velocity measurements is described which is based on dynamic properties of speckles formed by two illuminating laser beams. This sensor is composed of two