High load capacity spur gears with conchoidal path of contact

The present study is devoted to investigation of spur gears with a conchoidal path of contact and a convex-convex contact between teeth. The load capacity and energy efficiency were evaluated using both theoretical and experimental approaches. The theoretical analysis showed that the conchoidal gear...

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Autores principales: Tkach Pavlo, Nosko Pavlo, Bashta Oleksandr, Tsybrii Yurii, Nosko Oleksii
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Lenguaje:EN
Publicado: EDP Sciences 2021
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Acceso en línea:https://doaj.org/article/fe4b1a5858774a0c949633aec6fdc85d
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spelling oai:doaj.org-article:fe4b1a5858774a0c949633aec6fdc85d2021-12-02T17:13:53ZHigh load capacity spur gears with conchoidal path of contact2257-77772257-775010.1051/meca/2021044https://doaj.org/article/fe4b1a5858774a0c949633aec6fdc85d2021-01-01T00:00:00Zhttps://www.mechanics-industry.org/articles/meca/full_html/2021/01/mi200296/mi200296.htmlhttps://doaj.org/toc/2257-7777https://doaj.org/toc/2257-7750The present study is devoted to investigation of spur gears with a conchoidal path of contact and a convex-convex contact between teeth. The load capacity and energy efficiency were evaluated using both theoretical and experimental approaches. The theoretical analysis showed that the conchoidal gear pairs are 5–21% stronger in terms of contact stress and have similar energy efficiency as compared to the involute gear pairs of the same configuration. Experiments were conducted on a gear test rig. Its energy efficiency was determined by measuring the active power of the motor driving the pinion shaft and controlling the torque at the gear shaft. The load capacity of the tested gear pair was estimated by analysing changes in the energy efficiency. It was found that the conchoidal gear pair has more than 20% higher load capacity and slightly higher energy efficiency, which agrees well with the mentioned theoretical results. Thereby, the study concludes a substantially higher load capacity of the conchoidal gears compared to the traditional involute ones.Tkach PavloNosko PavloBashta OleksandrTsybrii YuriiNosko OleksiiEDP Sciencesarticlespur gearsinvolute gearsconchoidal path of contactload capacitycontact strengthenergy efficiencyMaterials of engineering and construction. Mechanics of materialsTA401-492ENMechanics & Industry, Vol 22, p 47 (2021)
institution DOAJ
collection DOAJ
language EN
topic spur gears
involute gears
conchoidal path of contact
load capacity
contact strength
energy efficiency
Materials of engineering and construction. Mechanics of materials
TA401-492
spellingShingle spur gears
involute gears
conchoidal path of contact
load capacity
contact strength
energy efficiency
Materials of engineering and construction. Mechanics of materials
TA401-492
Tkach Pavlo
Nosko Pavlo
Bashta Oleksandr
Tsybrii Yurii
Nosko Oleksii
High load capacity spur gears with conchoidal path of contact
description The present study is devoted to investigation of spur gears with a conchoidal path of contact and a convex-convex contact between teeth. The load capacity and energy efficiency were evaluated using both theoretical and experimental approaches. The theoretical analysis showed that the conchoidal gear pairs are 5–21% stronger in terms of contact stress and have similar energy efficiency as compared to the involute gear pairs of the same configuration. Experiments were conducted on a gear test rig. Its energy efficiency was determined by measuring the active power of the motor driving the pinion shaft and controlling the torque at the gear shaft. The load capacity of the tested gear pair was estimated by analysing changes in the energy efficiency. It was found that the conchoidal gear pair has more than 20% higher load capacity and slightly higher energy efficiency, which agrees well with the mentioned theoretical results. Thereby, the study concludes a substantially higher load capacity of the conchoidal gears compared to the traditional involute ones.
format article
author Tkach Pavlo
Nosko Pavlo
Bashta Oleksandr
Tsybrii Yurii
Nosko Oleksii
author_facet Tkach Pavlo
Nosko Pavlo
Bashta Oleksandr
Tsybrii Yurii
Nosko Oleksii
author_sort Tkach Pavlo
title High load capacity spur gears with conchoidal path of contact
title_short High load capacity spur gears with conchoidal path of contact
title_full High load capacity spur gears with conchoidal path of contact
title_fullStr High load capacity spur gears with conchoidal path of contact
title_full_unstemmed High load capacity spur gears with conchoidal path of contact
title_sort high load capacity spur gears with conchoidal path of contact
publisher EDP Sciences
publishDate 2021
url https://doaj.org/article/fe4b1a5858774a0c949633aec6fdc85d
work_keys_str_mv AT tkachpavlo highloadcapacityspurgearswithconchoidalpathofcontact
AT noskopavlo highloadcapacityspurgearswithconchoidalpathofcontact
AT bashtaoleksandr highloadcapacityspurgearswithconchoidalpathofcontact
AT tsybriiyurii highloadcapacityspurgearswithconchoidalpathofcontact
AT noskooleksii highloadcapacityspurgearswithconchoidalpathofcontact
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