Results 1 to 10 of about 11,211 (264)

Optimization and Test of Structural Parameters of Flat Hob Chopper

open access: yesAgriculture (Switzerland), 2022
In order to reduce the chopping power consumption of a flat hob chopper (referred to herein as chopper) on the premise of ensuring the chopping effect of the chopper, the mathematical model of optimal design of chopper is established in this paper with ...
Anming Yang   +5 more
exaly   +3 more sources

Four-port bimanual phaco-chop fragmentation for dropped nucleus using standard phaco chopper and assistant handheld 23G endoilluminator [PDF]

open access: yesOman Journal of Ophthalmology
PURPOSE To describe a bimanual method for management of posteriorly dislocated large nucleus fragment using standard chopper. METHODS A 23G assistant handheld endoilluminator was used as light source through inferonasal self-sealing port, while the large
Sanjeev Kumar Dhoot
doaj   +2 more sources

Design and Development of a Chopper for Ion Beam Current Measurement and Monitoring [PDF]

open access: yesJournal of Nuclear Research and Applications, 2022
For the ion beam analysis of insulating materials, we have investigated the design and calibration of an ion beam chopper. The chopper consists of a holder, a chopper plate, four photo sensors, a stepper motor, and an electronic control unit. The chopper
S. Shafiei   +2 more
doaj   +1 more source

Affective Ablenationalisms and Interspecies Entanglements

open access: yesDisability Studies Quarterly, 2023
In 2015, the news outlet Today posted a video interview with Chopper Maroshek, a former Navy Seal, about the “unbreakable bond” between himself and his service dog, a German Shepherd named Chopper.
Anastasia Todd
doaj   +1 more source

Research on system performance of a bandwidth limiting neutron chopper at CSNS

open access: yesHe jishu, 2021
BackgroundBandwidth limiting (BWL) neutron chopper is one of the important devices installed on the time-of-flight neutron scattering spectrometer.
WANG Shanshan   +5 more
doaj   +1 more source

Fuzzy Logic for Improvement PID Control in D.C. Motor Speed [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2022
The paper presents a new strategy of making software modules with fuzzy control. It is the best solution for implementing complex applications. Dynamic control today takes place in discrete time and discrete values. Concurrently, it is desirable that the
GORDAN Ioan Mircea   +1 more
doaj  

Modeling of DC Elevator Motor Drive forMid-rise Building [PDF]

open access: yesEngineering and Technology Journal, 2013
An elevator is a platform, either open or enclosed, used for lifting people or freight to upper floors within a building. Elevators are a standard part of any tall commercial or residential building.
Jamal A. Mohammed, Ahlam L. Shuraiji
doaj   +1 more source

A Hybrid PV-Battery System for ON-Grid and OFF-Grid Applications—Controller-In-Loop Simulation Validation

open access: yesEnergies, 2020
In remote locations such as villages, islands and hilly areas, there is a possibility of frequent power failures, voltage drops or power fluctuations due to grid-side faults.
Umashankar Subramaniam   +5 more
doaj   +1 more source

Early Paleolithic Sites on the 145-Meter Terrace of the Usisha River in Central Dagestan

open access: yesНижневолжский археологический вестник, 2023
The article considers the characteristics of the stone inventory from the sites Ainikab 3, Ainikab 4 and Ainikab 6 of the Early Paleolithic located on the 145-meter terrace of the Usisha River in Central Dagestan.
Artur I. Taymazov
doaj   +1 more source

Experimental One-Sided Choppers Relating Neuromuscular Human Abilities to Heart Rates and Technological Evolution

open access: yesHumans, 2023
The length of time it takes to experimentally make one-sided choppers, as found in the fossil record, bears a linear relationship to the knapping process of fabricating them.
Igor Parra   +3 more
doaj   +1 more source

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