Results 1 to 10 of about 127,460 (353)

Ultra-High Sensitivity Ultrasonic Sensor with an Extrinsic All-Polymer Cavity [PDF]

open access: yesSensors, 2022
An ultra-high sensitivity ultrasonic sensor with an extrinsic all-polymer cavity is presented. The probe is constructed with a polymer ferrule and a polymer-based reflection diaphragm.
Zongyu Chen   +6 more
doaj   +2 more sources

Characteristics of the Received Signal of an Ultrasonic Sensor Installed in a Chamber with Micro-Leakage [PDF]

open access: yesMechanical Sciences, 2021
As fossil fuel depletion and environmental pollution problems are becoming increasingly more serious, interest in the efficient use of natural resources and alternative energy is rapidly growing.
W. Seo, S. Im, G. Lee
doaj   +1 more source

Automated Real-Time Eddy Current Array Inspection of Nuclear Assets

open access: yesSensors, 2022
Inspection of components with surface discontinuities is an area that volumetric Non-Destructive Testing (NDT) methods, such as ultrasonic and radiographic, struggle in detection and characterisation.
Euan Alexander Foster   +12 more
doaj   +1 more source

Wind speed sensor data processing based on Kaman Vortex Street principle [PDF]

open access: yesITM Web of Conferences, 2022
Wind speed is one of the important monitoring parameters to ensure mine safety. The commonly used mine wind speed sensor can be divided into ultrasonic type, impeller type and hot wire type according to the design principle.
Xie Wenjing   +5 more
doaj   +1 more source

Transforming Industrial Manipulators via Kinesthetic Guidance for Automated Inspection of Complex Geometries

open access: yesSensors, 2023
The increased demand for cost-efficient manufacturing and metrology inspection solutions for complex-shaped components in High-Value Manufacturing (HVM) sectors requires increased production throughput and precision.
Charalampos Loukas   +13 more
doaj   +1 more source

Ultrasonic Detection Sensor of Digital Distribution Network Based on EFPI

open access: yesZhongguo dianli, 2023
In order to meet the demand of partial discharge ultrasonic signal detection of digital distribution network equipment, an ultrasonic sensor based on extrinsic Fabry Perot interferometric (EFPI) is developed to detect the ultrasonic signal generated by ...
Ling JU, Yi HUANG
doaj   +1 more source

Development of distance glove for blind people as an alternative tool

open access: yesGravity: Jurnal Ilmiah Penelitian dan Pembelajaran Fisika, 2020
The eye was one of the senses that functions to record a state or condition so that humans could know the object they see. However, not all humans were created with normal eye conditions; some had visual disturbances from birth.
Nugroho Prasetya Adi, Rahayu Agustin
doaj   +1 more source

Ultrasonic Wave Mode-Based Application for Contactless Density Measurement of Highly Aerated Batters

open access: yesFoods, 2023
An ultrasonic wave mode-based method for density measurement in highly foamed batters was developed. Therefore, a non-contact ultrasonic sensor system was designed to generate signals for batch-wise processes.
Michael Metzenmacher   +2 more
doaj   +1 more source

Fiber optic Fabry–Perot sensor that can amplify ultrasonic wave for an enhanced partial discharge detection

open access: yesScientific Reports, 2021
Ultrasonic wave is a powerful tool for many applications, such as structural health monitoring, medical diagnosis and partial discharges (PDs) detection.
Haoyong Li   +6 more
doaj   +1 more source

Design of Wind Speed and Direction Sensor Based on Ultrasonic Phase Comparison Method

open access: yesJournal of Harbin University of Science and Technology, 2021
Aiming at the accurate identification of wind speed and direction in the natural environment, the wind speed and direction twoparameter sensor detection system was designed by ultrasonic principle The ultrasonic wave is generated in the system and the ...
NIUHaodong   +3 more
doaj   +1 more source

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