Results 31 to 40 of about 3,149,391 (411)

A control system that causes the check for obstruction of the ducts of seed metering [PDF]

open access: yesE3S Web of Conferences, 2019
Even sowing of the seeds is very important because the quality of the crop depends on it. For this reason, the aim is to sow without a culvert caused by an obstruction of the seed hose.
Gierz Łukasz   +6 more
doaj   +1 more source

Determining Optimal Parameters of Regular Microrelief Formed on the End Surfaces of Rotary Bodies

open access: yesAlgorithms, 2021
The analytical dependences for determining the overlap area of V-shaped grooves of partially regular microrelief shifted by an angular pitch of 0.5° are established. The V-shaped grooves are formed on the end surface of the rotary body by vibration.
Volodymyr Dzyura   +2 more
doaj   +1 more source

A Survey of Autonomous Vehicles: Enabling Communication Technologies and Challenges

open access: yesItalian National Conference on Sensors, 2021
The Department of Transport in the United Kingdom recorded 25,080 motor vehicle fatalities in 2019. This situation stresses the need for an intelligent transport system (ITS) that improves road safety and security by avoiding human errors with the use of
M. Ahangar   +3 more
semanticscholar   +1 more source

Photogrammetry for 3D Reconstruction of Objects: Effects of Geometry, Texture and Photographing

open access: yesImage Analysis and Stereology, 2023
Today, the use of 3D scanning methods is increasing in a wide range of industries from biomedical to game production. The photogrammetry method is in demand by 3D scanning users due to its portability, photorealistic textured modeling, and low cost ...
Hasan Kemal Surmen
doaj   +1 more source

Investigation of the Penetration and Temperature of the Friction Pair Under Different Working Conditions

open access: yesTribology in Industry, 2020
The phenomenon of vehicle braking is very complex, because during the braking process, the heat will be generated on the braking disc and the braking pads. This will cause the penetration in the contacting surfaces.
N. Stojanović   +4 more
doaj   +1 more source

Evaluating Some Functional Properties of Surfaces with Partially Regular Microreliefs Formed by Ball-Burnishing

open access: yesMachines, 2023
In the present work, functional properties of three different types of regular microreliefs, formed by ball burnishing process on flat surfaces are evaluated.
Volodymyr Dzyura   +5 more
doaj   +1 more source

Electrical Vehicles—Practical Solutions for Power Traction Motor Systems

open access: yesIEEE transactions on industry applications, 2018
This paper presents various solutions for the power traction motors of electrical vehicles. Equivalent designs to those commercially available on the roads are investigated.
Mircea Popescu   +5 more
semanticscholar   +1 more source

Effective Scaling of High-Fidelity Electric Motor Models for Electric Powertrain Design Optimization [PDF]

open access: yesarXiv, 2023
In general, electric motor design procedures for automotive applications go through expensive trial-and-error processes or use simplified models that linearly stretch the efficiency map. In this paper, we explore the possibility of efficiently optimizing the motor design directly, using high-fidelity simulation software and derivative-free optimization
arxiv  

The overview on the use of natural fibers reinforced composites for food packaging

open access: yesJournal of Natural Fibers, 2019
Nowadays global packaging is a very important branch of industry and it is still growing. In the case of food packaging, materials such as polypropylene, polyethylene (PE) and other synthetic polymers have become very popular.
Zuzanna Sydow, Krzysztof Bieńczak
doaj   +1 more source

The Influence of the Hardness of the Tested Material and the Surface Preparation Method on the Results of Ultrasonic Testing

open access: yesApplied Sciences, 2023
Non-destructive ultrasonic testing can be used to assess the properties and condition of real machine elements during their operation, with limited (one-sided) access to these elements.
Jakub Kowalczyk   +4 more
doaj   +1 more source

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