Zobrazeno 1 - 10
of 2 227
pro vyhledávání: '"Rate measurement"'
Publikováno v:
BMC Medical Imaging, Vol 24, Iss 1, Pp 1-13 (2024)
Abstract This paper presents a non-contact and unrestrained respiration monitoring system based on the optical triangulation technique. The proposed system consists of a red-green-blue (RGB) camera and a line laser installed to face the frontal thora
Externí odkaz:
https://doaj.org/article/a9beb60c0061404a84f8d58aa30a8a6b
Publikováno v:
Energy Reports, Vol 11, Iss , Pp 846-858 (2024)
Hydrogen refueling stations play a pivotal role in advancing hydrogen fuel cell vehicles. Ensuring the accuracy and reliability of these stations is crucial for their safe and efficient operation. This study proposes a hybrid metrology evaluation sys
Externí odkaz:
https://doaj.org/article/e7745e585f754f11962604acbab51d5c
Autor:
Anis, A. A.1 anis_afina@ymail.com, Rashidi, C .b. M.1, Rahman, A. K.2, Aljunid, S. A.1,3, Ali, N.1
Publikováno v:
EPJ Web of Conferences. 2017, Vol. 162, p1-5. 5p. 3 Diagrams, 1 Chart, 4 Graphs.
Publikováno v:
EPJ Web of Conferences. 2017, Vol. 162, p1-4. 4p. 2 Charts, 2 Graphs.
Publikováno v:
Journal of Mechanical Engineering, Vol 27, Iss 1, Pp 6-14 (2024)
Measurement of the swirling air flow rate and average speed of air at air distribution units of ventilation systems is a rather difficult task due to the fact that the air flow enters the measuring device at different angles. As a result, significant
Externí odkaz:
https://doaj.org/article/070931ae29e14b78ad7ef3db84417c68
Publikováno v:
Journal of Isotopes, Vol 37, Iss 1, Pp 7-16 (2024)
In order to meet the needs of accurate traceability of dose monitoring instruments in domestic medical, security inspection and other pulse radiation places, a 50-120 kV millisecond pulse X-ray reference radiation field that meets the requirements of
Externí odkaz:
https://doaj.org/article/59a9e2e4e2bc4512ade5bf9ed6794a5d
Autor:
Aditya Hadalahally Raveesh, Sravani Vemulapalli, Alankrit Gupta, Santhosh Krishnan Venkata, Bhagya Rajesh Navada
Publikováno v:
Computation, Vol 12, Iss 11, p 211 (2024)
To address the challenge of precise flow rate measurement in microchannels, this research details the conceptualization and comprehensive evaluation of a thermal flowmeter which works on the principle of calorimetry for measuring small flow rates bet
Externí odkaz:
https://doaj.org/article/1194db9596c040479cea250dd4a2efba
Publikováno v:
Applied Sciences, Vol 14, Iss 15, p 6458 (2024)
Sleep apnea, characterized by breathing interruptions or slow breathing at night, can cause various health issues. Detecting respiratory rate (RR) using Wireless Fidelity (Wi-Fi) can identify sleep disorders without physical contact avoiding sleep di
Externí odkaz:
https://doaj.org/article/8aad8683e5dc44f8a55e87de1d021f4f
Autor:
Reza Saatchi, Heather Elphick, Jennifer Rowson, Mark Wesseler, Jacob Marris, Sarah Shortland, Lowri Thomas
Publikováno v:
Technologies, Vol 12, Iss 7, p 116 (2024)
A new prototype device to monitor breathing in children diagnosed with central sleep apnoea (CSA) was developed. CSA is caused by the failure of central nervous system signals to the respiratory muscles and results in intermittent breathing pauses du
Externí odkaz:
https://doaj.org/article/2f4f83adde25417cb13eee9218191bfe
Publikováno v:
LUMAT, Vol 12, Iss 1 (2024)
The following survey study uses a quantitative research design to investigate motivational and affective aspects of students (aged 14–17) in a mathematical workshop on graph theory. Motivational and affective aspects are related to heart rate measu
Externí odkaz:
https://doaj.org/article/775b340a7dc54680a7884600a1a3d33a