Results 81 to 90 of about 57,861 (304)

Lubricated Loaded Tooth Contact Analysis (LLTCA) for Spur Gear Pairs [PDF]

open access: yes, 2017
Gears are key components in the operation of many machines and mechanisms. However, their presence often affects system efficiency and can lead to noise, vibration and harshness (NVH) issues.
Gajarajan Sivayogan (2546056)   +7 more
core   +2 more sources

Simulation Analysis of the Dynamic Performance of Multi Tooth Meshing of Filtering Reducer based on ANSYS- LS / DYNA

open access: yesJixie chuandong, 2015
The filtering reducer structure principle and multi tooth elastic meshing effect are introduced,with the help of explicit dynamics software ANSYS / LS- DYNA,the three- dimensional nonlinear finite element contact analysis model is established,the dynamic
Lei Xiaochun   +4 more
doaj  

A detailed redescription of a skeletally immature ‘Redondasaurus’ suggests ontogenetic transformations in the taxon mirror phytosaurian morphological evolution

open access: yesThe Anatomical Record, EarlyView.
Abstract The study of morphological evolution is fundamentally tied to ontogeny, yet studies of these heterochronic processes in the fossil record are rare. Fossils belonging to an ontogenetic series are difficult to assign to an ontogenetic stage due to inconsistent proxies for skeletal ages, challenging to taxonomically assign due to morphological ...
Erika R. Goldsmith, Michelle R. Stocker
wiley   +1 more source

Neuroanatomical diversity in Teleocichla with new volumetric and histological insights into the encephalon of Teleocichla monogramma Kullander 1988

open access: yesThe Anatomical Record, EarlyView.
Abstract Teleocichla comprises small cichlids that inhabit the rapid streams of Amazonian rivers; however, there has been limited research on their encephalon morphology. This study examined the neuroanatomy of four species, focusing on volumetric measurements of their encephalon subregions, and providing a histological description of the encephalon of
Renan Leão‐Reis   +4 more
wiley   +1 more source

Tooth contact analysis of x-zero helical gears by the modification of the tooth trace

open access: yesInternational Journal of Automotive Science and Technology, 2019
The helical gear pairs are widely used in different mechanical constructs. The main advantage is the good efficiency and the low noise during the connection.We have worked out a computer software with which the designing process of the helical gears could be eased. Based on the calculated gear parameters the CAD models of the elements could be prepared.
openaire   +4 more sources

Lubricated contact analysis of a spur gear pair with dynamic loads [PDF]

open access: yes
In the present research study, a comprehensive spur gear lubrication analysis has been carried out to understand the gear contact behaviour under lubrication conditions.
Liu, Huaiju
core  

Dynamic Contact Characteristic Analysis of Cylindrical Gear with Variational Hyperbola and Circular-arc-tooth-trace [PDF]

open access: yes, 2018
In order to study the dynamic contact performance of cylindrical gear with variational hyperbola and circular-arc-tooth-trace,based on the tooth surface equation obtained from the machining principle of rotary cutter,a precise 3 D model of gear can be ...
Chen Shuai   +5 more
core   +1 more source

The skeleton of the green Iguana iguana (Squamata: Iguanidae) and its intraspecific morphological variation

open access: yesThe Anatomical Record, EarlyView.
Abstract The green iguana (Iguana iguana) is an iguanine lizard with herbivorous and arboreal habits, whose distribution spans through South America, Central America to the south of North America. Although the genus Iguana is well‐known, the species still lacks a comprehensive and up‐to‐date anatomical study, particularly addressing the axial skeleton,
Vieno Rosa   +2 more
wiley   +1 more source

Composite analysis method of tooth contact load distribution of helical gear [PDF]

open access: yes, 2007
As demand for the performance improvement of automotive transmission gears increases, gear design is required that achieves high strength, low noise and high efficiency simultaneously.
Yoshikazu Miyoshi   +2 more
core  

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  

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