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Neutrosophic Circular-arc Graphs and Proper circular-arc Graphs [PDF]

open access: yesNeutrosophic Sets and Systems
Graph theory is a fundamental branch of mathematics that studies networks made up of nodes (vertices) and connections (edges). A key concept in graph theory is the intersection graph, where vertices represent sets, and edges are drawn between vertices if
Florentin Smarandache, Takaaki Fujita
doaj   +5 more sources

MODELING AND CARRYING CAPACITY ANALYSIS OF CIRCULAR ARC TOOTH PROFILE CIRCULAR ARC TOOTH LINE CYLINDRICAL GEAR

open access: yesJixie qiangdu, 2022
Circular arc tooth line cylindrical gear is a kind of cylindrical gear with convex and concave curve teeth which is processed by spiral bevel gear milling machine.
JIANG BiQiong   +3 more
doaj   +2 more sources

The study of leakage of circular arc–involute–circular arc gear pump

open access: yesAdvances in Mechanical Engineering, 2017
In this article, the flow rate and leakage of circular arc–involute–circular arc gear pumps were investigated. Models of transverse and radial leakage patterns of the pump were also developed.
Yang Zhou, Minghui Hao
doaj   +2 more sources

Numerical Investigation on Cavitation Jet in Circular Arc Curve Chamber Self-Excited Oscillation Nozzle

open access: yesJournal of Marine Science and Engineering, 2023
In order to improve the cavitation performance of the self-excited oscillation nozzle (SEON), a novel SEON with a circular arc curve chamber was designed by changing the chamber wall profile of the SEON.
Jingming Dong   +5 more
doaj   +1 more source

Deep drawing of a rectangular cup with a small radius at the bottom circular arc by employing a locally-thickened plate

open access: yesManufacturing Review, 2022
A rectangular cup with a small radius at the bottom circular arc is a common sheet metal structure in aerospace components. However, when aluminum alloy plates are used for deep drawing of this type of rectangular cups, the wall thickness around the ...
Li Jinbo   +4 more
doaj   +1 more source

Contact stress reliability analysis based on first order second moment for variable hyperbolic circular arc gear

open access: yesAdvances in Mechanical Engineering, 2022
Aiming at the contact strength reliability of variable hyperbolic circular arc gear, a reliability analysis method for contact strength of variable hyperbolic circular arc gear based on Kriging model and advanced first-order and second-moment algorithm ...
Zhang Qi   +6 more
doaj   +1 more source

Simulation test and optimization for structural parameters of circular arc gear discharging fertilizer apparatus

open access: yes浙江大学学报. 农业与生命科学版, 2020
In order to improve the uniformity of the flow when fertilizer apparatus is working, a kind of fertilizer apparatus owned circular arc gears was designed.
DUN Guoqiang   +5 more
doaj   +1 more source

Design Method for Tooth Profile of Harmonic Drive Considering the Spatial Deformation of Flexspline

open access: yesJixie chuandong, 2021
In order to solve the problem that the tooth designed in plane has profile interference under the influence of spatial deformation of the flexspline,a bidirectional conjugate method considering the spatial deformation of the flexspline is proposed.
Shuang Wang, Hao Qiu, Gedong Jiang
doaj  

Transmission Characteristic Analysis of Circular Arc Tooth Trace Cylindrical Gear with Considering Eccentricity Error

open access: yesJixie chuandong, 2021
Based on the status that the research of the influence of eccentricity error on the meshing performance of the circular arc tooth trace cylindrical gear is relatively rare, the characteristics of the circular arc tooth trace cylindrical gear processed by
Dengqiu Ma   +6 more
doaj  

Reduction of Circular Arcs in European Cadastral Systems—The Proposal of a Solution Referring to the Recommendations of the INSPIRE Data Specification on Cadastral Parcels

open access: yesISPRS International Journal of Geo-Information, 2020
Circular arcs are a graphical element present in the cadastral systems of many countries. Unfortunately, this type of record of the geometry of parcel borders is a problem described by the directives of Infrastructure for Spatial Information in Europe ...
Mariusz Zygmunt   +2 more
doaj   +1 more source

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