Results 31 to 40 of about 190,703 (303)

Blockage detection in seeder

open access: yes2016 World Conference on Futuristic Trends in Research and Innovation for Social Welfare (Startup Conclave), 2016
Seeder machines in agricultural operations may face real-time problems of plugging due to stubble, stones or unusually large seeds. This paper aims at detecting blockages in the seed tube using an ultrasonic sensor and reporting the same to a smartphone application.
Shefali Malhotra   +3 more
openaire   +1 more source

BLOCKAGE 2.5 reference manual [PDF]

open access: yes, 1996
The BLOCKAGE 2.5 code was developed by the US Nuclear Regulatory Commission (NRC) as a tool to evaluate license compliance regarding the design of suction strainers for emergency core cooling system (ECCS) pumps in boiling water reactors (BWR) as ...
Brideau, J.   +3 more
core   +1 more source

Aerofoil behaviour at high angles of attack and at Reynolds numbers appropriate for small wind turbines [PDF]

open access: yes, 2014
The aerodynamic characteristics of a NACA0018 aerofoil have been investigated experimentally for incidence angles ranging from 0° to 180° in closed-jet and open-jet wind tunnels with different blockage coefficients at Reynolds numbers from 60,000 to 140 ...
Dominy, Robert G   +3 more
core   +1 more source

Effect of Users Height Distribution on the Coverage of mmWave Cellular Networks With 3D Beamforming

open access: yesIEEE Access, 2019
In this paper, we study the effect of users' height distribution on the coverage probability of millimeter-wave (mmWave) cellular networks that utilize three-dimensional beamforming (3DBF).
Mahdi Baianifar   +3 more
doaj   +1 more source

Simultaneous Schedule of Trains and Track Maintenance according to Stochastic Blockage Time [PDF]

open access: yesInternational Journal of Railway Research, 2021
In the area of the railway infrastructure, planning for track maintenance is a challenging problem due to the coordination between train traffic and maintenance operations.
Mostafa Bababeik   +3 more
doaj  

Monitoring Blockage and Overflow Events in Small-Sized Sewer Network Using Contactless Flow Sensors in Hong Kong: Problems, Causes, and Proposed Solution

open access: yesIEEE Access, 2023
Effective monitoring and prediction systems for sewer overflow are essential for safeguarding public health and the environment. Flow sensors have emerged as valuable tools for understanding and measuring the hydraulic performance of sewer networks ...
Ahmad Alshami   +4 more
doaj   +1 more source

THE NYSTAGMUS BLOCKAGE SYNDROME [PDF]

open access: yesAustralian and New Zealand Journal of Ophthalmology, 1979
A previously unrecognized form of nystagmus associated with esotropia was described in the German literature by Adelstein and Cüppers in 1966 as the nystagmus blockage syndrome. Even though widely publicized in the European ophthalmic literature, this entity has remained virtually unrecognized in this country.
openaire   +2 more sources

Blockage Corrections for Tidal Turbines—Application to an Array of Turbines in the Alderney Race

open access: yesEnergies, 2022
Tidal turbines are located in shallow water depths in comparison to their dimensions (15 m-diameter turbines in 40 m depths, typically). Constrained vertically by the water depth and laterally by neighbouring turbines, the flow within a tidal farm is ...
Nasteho Djama Dirieh   +3 more
doaj   +1 more source

The Efficiency of a Fence of Tidal Turbines in the Alderney Race: Comparison between Analytical and Numerical Models

open access: yesEnergies, 2021
Assessing the efficiency of a tidal turbine array is necessary for adequate device positioning and the reliable evaluation of annual energy production. Array efficiency depends on hydrodynamic characteristics, operating conditions, and blockage effects ...
Jérôme Thiébot   +3 more
doaj   +1 more source

Axillary Brachial Plexus Blockage in Treatment of Upper Extremity Ischemic Disorder in Critically Ill Patient: A Report of Two Cases

open access: yes, 2015
Arterial catheterization, vasoactive agents, autonomic dysfunction and septic embolus may cause ischemia at distal ends of upper extremity in critically ill patients.
Mehmet Ali Kopan   +3 more
core   +1 more source

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