Results 21 to 30 of about 33,683 (166)

Wheels on Wheels on Wheels—Surprising Symmetry

open access: yesMathematics Magazine, 1996
I was thinking of the curve traced by a particle on a wheel mounted on a wheel mounted on a wheel, each turning at a different rate. The first term represents the largest wheel, of radius 1, turning counter-clockwise at one radian per second. The second term represents a smaller wheel centered at the edge of the first, turning 7 times as fast.
openaire   +2 more sources

Investigation of metallurgical properties of Al-Si-Mg casting alloys with integrated computational materials engineering for wheel production

open access: yesRevista de Metalurgia, 2023
In this study, integrated computational materials engineering, which is one of the new generation approaches in materials science, was used in the production of aluminum alloy wheels by low pressure die casting method.
Tuğçe Yağcı   +3 more
doaj   +1 more source

Study on decoupling control method of vehicle wheel bridge simulation loading system

open access: yesThe Journal of Engineering, 2019
There are mechanical coupling interference and hydraulic coupling interference in the vehicle wheel bridge simulation loading system based on secondary regulation, which can cause the control accuracy of the system to decrease obviously and seriously ...
Zhuo Xu, Yahui Nie
doaj   +1 more source

Research on differential performance of four-wheel independent steering of a hydraulic wheel-driving off-road vehicle

open access: yesThe Journal of Engineering, 2018
Steering differential performance is an important factor affecting the driving performance of the vehicle. A hydraulic control method is proposed for the differential system of the hydraulic wheel-driving off-road vehicle, and the driving force ...
Li Wang   +4 more
doaj   +1 more source

A study protocol for a randomized controlled trial evaluating the impact of adding community health worker coaching calls and healthy grocery bag deliveries to a Meals on Wheels home-delivered meal program for homebound older adults in Rhode Island

open access: yesBMC Public Health
Background Home-delivered meal programs (HDMP), such as Meals on Wheels, offer nutritious meals for homebound older adults experiencing nutritional risk.
Isabelli L. Costa da Silva   +10 more
doaj   +1 more source

Amalgamations and Cycle-Antimagicness

open access: yesIEEE Access, 2019
A finite simple graph $G$ is called a $(c,d)$ - $H$ -antimagic if $G$ satisfies the following properties: (i) $G$ has an $H$ -covering by the family of subgraphs $H_{1},H_{2}, {\dots },H_{r}$ where every $H_{t}\cong H, 1\leq t\leq r$ , (ii ...
Yijun Xiong   +4 more
doaj   +1 more source

Study on transient contact performance of meshing transmission of cycloid gear and needle wheel in RV reducer

open access: yesThe Journal of Engineering, 2020
The model of rotor vector (RV) reducer was established by 3D software, and was imported into ANSYS Workbench for transient dynamic analysis. The stress distribution diagram and total deformation diagram of the gear tooth surface during the meshing ...
Qiao Xuetao   +5 more
doaj   +1 more source

Analisis Metode Anodizing Aluminium dengan Variasi Kuat Arus sebagai Material Velg Kendaraan

open access: yesQuantum Teknika
Aluminum Alloy 6061 is widely used in various engineering applications, including automotive vehicle wheels. The selection of aluminum alloy wheels involves aspects such as corrosion resistance. To enhance corrosion resistance, there are several methods,
Nani Mulyaningsih   +2 more
doaj   +1 more source

Racing Wheels’ Effect on Drag/Side Forces Acting on a Cyclist at Sportstech-Miun Wind Tunnel

open access: yesProceedings, 2018
the wind tunnel at the SportsTech Research Centre at Mid Sweden University (MIUN, Ostersund) was opened in 2015 for sports technology research. It is dedicated to analysis of equipment performance and garment development and suitable for roller skiing ...
Nicola Petrone   +3 more
doaj   +1 more source

A Survey on Mechanical Solutions for Hybrid Mobile Robots

open access: yesRobotics, 2020
This paper presents a survey on mobile robots as systems that can move in different environments with walking, flying and swimming up to solutions that combine those capabilities.
Matteo Russo, Marco Ceccarelli
doaj   +1 more source

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