Oct 26, 2025
Vibration monitoring of rotating machinery is crucial for operational safety and optimized maintenance. In this work, we propose a fiber Bragg grating (FBG) vibration sensor that does not involve any other
Sep 28, 2025
In this paper, the implementation, characterization, calibration, and testing of a biaxial optical fiber accelerometer for vibration monitoring in three-phase induction motors is presented. The
Nov 02, 2025
In summary, we present a machine learning-integrated multi-channel flexible optical fiber wearable system that addresses the critical limitations of conventional single-sensor platforms in
Oct 07, 2025
Dynamic Eccentricity Induced in Induction Motor Detected by Optical Fiber Bragg Grating Strain Sensors Abstract: Mechanical and electrical forces of a three-phase induction motor (TIM), in
Jul 31, 2025
Fiber optic temperature sensors are now routinely installed into large motor and power generator equipment to provide real-time monitoring and thermal protection of critical stator windings and
Aug 30, 2025
Without extensive optical fibers running beneath city streets and across continents, 5G''s promises of ultra fast connectivity remain just promises. The rest of this article shows you how these
Mar 20, 2026
The present work is considered to installed sensor system to the robotics system. The structure of 3-D rotational sensor is based on polymer fiber, wh
Oct 17, 2025
Early detection of potential problems in motor and generator windings helps decrease outage time and reduces repair costs. This work demonstrates the use of fiber optic sensors for measuring
Aug 02, 2025
Fiber-optic current sensors are referred to as FOCS (Fiber-Optic Current Sensor). Figure 2 shows the principle of the fiber-optic current sensor
Jul 02, 2026
In this study, we developed a rotation angle sensor using the polycrystalline magnetostrictive alloy Terfenol-D, an SmCo permanent magnet,
Jan 23, 2026
The results indicate that the proposed sensor of present work is a timely response with the robot moments. The simple structure and flexible 3-D rotational sensor structure pave to easily
Oct 03, 2025
Recent technological advancements have significantly expanded their applications in areas such as robotics, medical diagnostics, and human-machine interfaces. This review provides an
Nov 16, 2025
High-temperature measurements above 1000 °C are critical in harsh environments such as aerospace, metallurgy, fossil fuel, and power production.
Sep 20, 2025
For continuous temperature measurement over the entire stator or rotor surface area, researchers developed a distributed fiber optic temperature sensing (DFOTS) system and tested it in operating
Feb 17, 2026
The all-in-one fibre-optic sensor system was evaluated on a custom-made test bench at the Institute of Aerospace Technology on the University of Nottingham''s Jubilee Campus.
Feb 19, 2026
A Fiber Optic Shape Sensor (FOSS) can be defined as fiber optic cable with multiple cores and embedded strain sensors. The working principle is the following: in each instrumented section
Jan 25, 2026
A fiber-optic sensor is a sensor that uses optical fiber either as the sensing element ("intrinsic sensors"), or as a means of relaying signals from a remote sensor to the electronics that process the signals
Mar 17, 2026
Abstract Traditional single-sensor systems face inherent limitations in achieving high-accuracy motion monitoring with low latency, particularly under complex dynamic conditions. To
Aug 23, 2025
In this paper, several FOSs, which use different optical sensing principles for multiple physical parameter measurements of EMs, are reviewed.
Feb 20, 2026
Researchers with the EU-funded project OFS-MOTOR (Optical fibre based self-monitoring motor drives) worked on an elegant way of extracting the greatest possible quantity of operational
Jun 30, 2026
In this article, we report on the development of a fiber optic current sensor (FOCS) exploiting the Faraday effect intended to observe these dcs on all three phases of a high-voltage
Sep 23, 2025
During testing at NASA''s Marshall Space Flight Center, the team developed a method to bundle a resistive heater wire with the optical fiber. The
Jun 29, 2026
Optical fiber is comprised of a central core with a high refractive index surrounded by cladding with a low refractive index. When light enters the core, repetitive total
Aug 18, 2025
What is Fiber Optic Sensing? Fiber optic sensing uses the physical properties of light as it travels along a fiber to detect changes in temperature, strain, vibration (acoustics) and other parameters. Fiber
Jun 26, 2026
Brief theory of sensing principle, fabrication method, applications, advantages and disadvantages of the different fiber-optic sensors, are
Mar 25, 2026
The traditional methodology of one sensor per parameter can be theoretically replaced by a “one sensor measures all” technology, which can be achieved through the use of fibre-optic
Jul 31, 2025
This paper presents a review of the recent trends and the current state of the art in the application of fiber optic fiber Bragg gratings (FBG) sensing
Mar 15, 2026
In this study, an experimental study of the burning rate of solid fuel in a model solid propellant rocket motor (SRM) E-5-0 was conducted using a non
Sep 07, 2025
Combined with the new generation of optical fiber positioner robot of LAMOST, a 1.8 V ultra-low voltage motor control system is designed of 4 mm miniature hollow cup motor with minimum
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