Results 31 to 40 of about 2,481,576 (395)
Design and implementation of an ultrasonic sensor for rapid monitoring of industrial malolactic fermentation of wines [PDF]
, 2017 Ultrasound is an emerging technology that can be applied to monitor food processes. However, ultrasonic techniques are usually limited to research activities within a laboratory environment and they are not extensively used in industrial processes.
Amer Boixareu, Miguel Ángel +6 more
core +2 more sources
An Ultrasonic Sensor for Distance Measurement in Automotive Applications [PDF]
, 2001 This paper describes an ultrasonic sensor that is able to measure the distance from the ground of selected points of a motor vehicle. The sensor is based on the measurement of the time of flight of an ultrasonic pulse, which is reflected by the ground. A
Carullo, Alessio, Parvis, Marco
core +1 more source
Partial discharge pattern recognition in GIS based on EFPI sensor
电力工程技术, 2022 The extrinsic Fabry-Perot interferometer (EFPI) optical fiber ultrasonic sensor can be used for the detection and pattern recognition of the partial discharge ultrasonic signal inside the gas-insulated switchgear (GIS).
HAN Shijie +5 more
doaj +1 more source
Monolithic ultrasound fingerprint sensor. [PDF]
, 2017 This paper presents a 591×438-DPI ultrasonic fingerprint sensor. The sensor is based on a piezoelectric micromachined ultrasonic transducer (PMUT) array that is bonded at wafer-level to complementary metal oxide semiconductor (CMOS) signal processing ...
Boser, Bernhard E +7 more
core +1 more source
Journal of Electrical Systems and Information Technology, 2017 The light weight of ultrasonic sensors makes them useful for collecting environment information from mobile robots. Ultrasonic sensors are generally used in a circular formation in surface-moving robots, but this is not suitable for small flying robots ...
Kazuya Nakajima +2 more
doaj +1 more source
Frequency response of underwater ultrasonic transducers in the near field using polarimetric polarization maintaining fiber sensors [PDF]
, 2010 Near-field ultrasonic response (50-2000 kHz) of an underwater 1-3 piezocomposite transducer is experimentally investigated using a polarimetric polarization maintaining fiber sensor.
Bennecer, Abdeldjalil +5 more
core +2 more sources
Arduino Uno, Ultrasonic Sensor HC-SR04 Motion Detector with Display of Distance in the LCD
International Journal of Engineering Research, 2020 -Motion detection has become one of the great areas of research in the world. Many activities are carried out in the presence of motion. One of the research focus has been the use of Arduino Uno microcontroller, Ultrasonic sensor, passive infrared sensor
Mutinda Mutava Gabriel +1 more
semanticscholar +1 more source
Journal of Fundamental and Applied Sciences, 2015 Ultrasonic waves are used extensively in nondestructive testing both for characterization of material properties, in this paper, we describe a fiber optic sensor suitable for detection of ultrasonic waves. This sensor is based on an extrinsic fiber optic
S. Benhamida, F. Rehouma
doaj +1 more source
Simetris: Jurnal Teknik Mesin, Elektro dan Ilmu Komputer, 2021 Hama burung pipit merupakan musuh petani dan sulit dikendalikan populasinya. Selama ini pengusirannya menggunakan cara mekanis dengan peralatan tertentu dan tenaga manusia.
Ali Khumaidi, Nur Hikmah
doaj +1 more source
Degradation of acephate using combined ultrasonic and ozonation method
Water Science and Engineering, 2015 The degradation of acephate in aqueous solutions was investigated with the ultrasonic and ozonation methods, as well as a combination of both. An experimental facility was designed and operation parameters such as the ultrasonic power, temperature, and ...
Bin Wang +8 more
doaj +1 more source