Results 31 to 40 of about 4,734,862 (351)

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

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

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

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

The process of front-to-side collision of motor vehicles in terms of energy balance

open access: yesNonlinear dynamics, 2018
The reconstruction of a road accident can be treated as the resolution of an “inverse problem” in mechanics using analytical or numerical models. In the road accident reconstruction research, an assumption is often made that a predominant part of the ...
M. Gidlewski   +3 more
semanticscholar   +1 more source

Problems of calculating the speed of two-wheeled motor vehicles in an accident

open access: yes, 2018
The majority of countries in the world are experiencing the growing number of two-wheeled motor vehicles (motorcycles, L3 category vehicles etc.). In view of this, the number of victims and badly wounded persons is considerably increasing.
I. Brylev, S. Evtiukov, S. Evtiukov
semanticscholar   +1 more source

Study of the Kinetics of Adhesive Bond Formation Using the Ultrasonic Method

open access: yesApplied Sciences, 2023
Adhesive bonding is widely used in modern industry. It has many advantages—the main one being the reduction in production costs. It also has certain limitations.
Jakub Kowalczyk   +4 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. N. Ahangar   +3 more
semanticscholar   +1 more source

Partially Regular Microreliefs Formed by Rotation

open access: yesConstruction Materials
A new scheme for forming partially regular microreliefs by rotational rolling is proposed. A new transcendental curve-shaped, partially regular microrelief (of a trochoid type) is discussed; the shape and geometric parameters of its grooves are ...
Volodymyr Dzyura   +3 more
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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