Articles with "non circular" as a keyword



Non-circular home ranges and the estimation of population density.

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Published in 2019 at "Ecology"

DOI: 10.1002/ecy.2580

Abstract: Spatially explicit capture-recapture (SECR) models have emerged as one solution to the problem of estimating the population density of mobile and cryptic animals. Spatial models embody assumptions regarding the spatial distribution of individuals and the… read more here.

Keywords: home ranges; non circular; home; population density ... See more keywords

A method for modelling contact between circular and non-circular shapes with variable radii of curvature and its application in planar mechanical systems

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Published in 2017 at "Multibody System Dynamics"

DOI: 10.1007/s11044-016-9549-0

Abstract: Contact impact has been widely found in the operation of various mechanical systems. These mechanical systems include the type of mechanism typically characterised by circular–non-circular geometric contact. They consist of the mechanisms of the cam… read more here.

Keywords: non circular; mechanical systems; geometry; circular non ... See more keywords

Non-circular gear continuous generating machining interpolation method and experimental research

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Published in 2017 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"

DOI: 10.1007/s40430-017-0873-y

Abstract: Current non-circular gear manufacturing process all use discrete machining method, which generates a large number of small line segments, brings in approximate error, and leads to high-order discontinuity of the whole tool path curve. The… read more here.

Keywords: circular gear; non circular; interpolation method;

Impinging jet noise reduction using non-circular jets

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Published in 2019 at "Applied Acoustics"

DOI: 10.1016/j.apacoust.2018.08.016

Abstract: Abstract Experimental studies in the acoustic far field and flow visualization are carried out on circular and non-circular impinging jets at a nozzle to plate distance ratio of 5, for the nozzle pressure ratios of… read more here.

Keywords: non circular; pressure ratios; nozzle pressure; jet ... See more keywords

Analytical stress and displacement around non-circular tunnels in semi-infinite ground

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Published in 2018 at "Applied Mathematical Modelling"

DOI: 10.1016/j.apm.2018.06.043

Abstract: Abstract The construction of non-circular tunnels at shallow depths is becoming increasingly common to efficiently use excavation space. However, the stress concentration and ground movement are probably much greater around shallow non-circular tunnels than around… read more here.

Keywords: non circular; ground; analytical solutions; circular tunnels ... See more keywords

Key Technologies and Applications of the Design and Manufacturing of Non-Circular TBMs

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Published in 2017 at "Engineering"

DOI: 10.1016/j.eng.2017.12.002

Abstract: Abstract With the rapid development of the exploitation of underground space, more and more large- or super-large-diameter tunnel-boring machines (TBMs) are being employed to construct underground space projects. At present, because conventional circular TBMs cannot… read more here.

Keywords: non circular; key technologies; underground space; circular tbms ... See more keywords

Laminar fluid flow and heat transfer in non-circular sub-channel geometries of nuclear fuel bundle

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Published in 2018 at "Progress in Nuclear Energy"

DOI: 10.1016/j.pnucene.2017.10.009

Abstract: Abstract Numerical simulation of fully developed laminar fluid flow and heat transfer in non-circular sub-channel geometries representing a typical nuclear fuel bundle is carried out. The governing equations of fluid flow and heat transfer are… read more here.

Keywords: non circular; heat transfer; sub channel; heat ... See more keywords

Laminar forced convection heat transfer of nanofluids inside non-circular ducts: A review

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Published in 2021 at "Powder Technology"

DOI: 10.1016/j.powtec.2020.10.042

Abstract: Abstract The laminar forced convection of fluids flow inside a non-circular duct has been investigated both experimentally and numerically by numerous researchers. These studies mainly focused on exploring the characteristics of nanofluid flow and duct… read more here.

Keywords: non circular; laminar forced; heat transfer; heat ... See more keywords

Stability analysis of a non-circular tunnel face in soils characterized by modified Mohr-Coulomb yield criterion

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Published in 2021 at "Tunnelling and Underground Space Technology"

DOI: 10.1016/j.tust.2020.103785

Abstract: Abstract In many studies, the face stability evaluations of underground excavations have been performed with an equal-area circular tunnel face instead of the real tunnel shape. This equivalent method greatly facilitates the model construction, but… read more here.

Keywords: non circular; stability; tunnel; tunnel face ... See more keywords

Evaporation of non-circular droplets

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Published in 2022 at "Journal of Fluid Mechanics"

DOI: 10.1017/jfm.2023.229

Abstract: Abstract The dynamics of thin, non-circular droplets evaporating in the diffusion-limited regime is examined. The challenging non-rectilinear mixed boundary problem this poses is solved using a novel asymptotic approach and an asymptotic expansion for the… read more here.

Keywords: methodology; evaporation non; mechanics; non circular ... See more keywords

Universal non-circular cone beam CT orbits for metal artifact reduction imaging during image-guided procedures

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Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-77964-9

Abstract: Innovation in image-guided procedures has been driven by advances in robotic Cone Beam Computed Tomography (CBCT) systems. A fundamental challenge for CBCT imaging is metal artifacts arising from surgical tools and implanted hardware. Here, we… read more here.

Keywords: non circular; cbct; universal non; guided procedures ... See more keywords