Results 51 to 60 of about 12,883 (205)

MESHING PERFORMANCE ANALYSIS OF FACE ROLLER ENVELOPING HOURGLASS WORM DIRVE

open access: yesJixie qiangdu, 2022
Based on the research of worm gear pair and double roller enveloping hourglass worm without backlash, a new type of worm drive with end roller enveloping is proposed.
WANG XuDong, LIU ZaiXin, LI LingYu
doaj  

Ski Cross World Cup: Which course obstacles lead to high risk of injury, and which allow for overtaking? Is it different for men and women?: A systematic video analysis of the 2021/22 World Cup season [PDF]

open access: yes, 2023
Masteroppgave - Norges idrettshøgskole, 2023Purpose: The purpose of this study was to assess the risk of injury and to investigate which obstacles (Direction Changes, Jumps, Rollers, Start Straight) lead to an increased risk of injury in World Cup Ski ...
Brusveen, Håkon Furuseth
core  

Application of Thick Concrete Rolling Technology in Gaobei Water Conservancy Project of Han River

open access: yesRenmin Zhujiang, 2020
In order to increase the thickness of roller compacted concrete (RCC) from the conventional 30 cm to 50~60 cm,and improve the construction efficiency of RCC dams,this paper conducts the 50~60 cm concrete rolling compaction test by the first domestic ...
SHI Aijun   +6 more
doaj  

Analysis of Thermal Elastohydronamic Lubrication of Inclined Double-roller Enveloping Hourglass Worm Drive

open access: yesJixie chuandong, 2018
To improve the lubrication performance,anti-scuffing capacity and efficiency of enveloping worm,the elastohydrodynamic lubrication( EHL) line contact model is established based on the research of meshing performance of inclined double-roller enveloping ...
Ou Yue   +4 more
doaj  

Avon Park Air Force Range project: distribution and abundance of sensitive wildlife species at Avone Park Force Range [PDF]

open access: yes, 1998
Executive Summary. We surveyed for seven species ofsensitve wildlife (Florida gopher frogs, gopher tortoise, eastern indigo snake, eastern diamondback rattlesnake, Florida mouse, Florida roundtail muskrat, Sherman's fox squirrel) between October 1996 ...
Franz, Richard   +4 more
core  

PERANCANGAN MESIN PENGGILING LIMBAH KACA SISTEM ROLL KAPASITAS 60 KG/JAM [PDF]

open access: yes, 2022
Kaca merupakan bahan yang tergolong sampah anorganik, yang berbahan dasar pasir silika yang dihasilkan melalui proses peleburan pada suhu 1400o C, kemudian dilakukan proses pemadatan dengan proses pendinginan, kaca memerlukan waktu 1 juta tahun untuk ...
Basjir, Mochammad   +2 more
core   +1 more source

SYNTHESIS OF DOUBLE-LOBED CAM MECHANISMS WITH TRANSLATING DOUBLE - ROLLER FOLLOWER

open access: yesInternational Conference on Technics, Technologies and Education, 2018
Two rational mathematical models for synthesis of mechanisms with conjugate disk cams translating with offset roller follower are derived from the equivalent four-bar linkage theory. They are linear and comparable in their relative simplicity, applicability and principle accuracy. The re-sults obtained from one model are verified by another, so any
Roumen Roussev, Vitan Galabov
openaire   +1 more source

Wake behind a discontinuous cylinder: Unveiling the role of the large scales in wake growth and entrainment [PDF]

open access: yes, 2022
Un estudi de la literatura existent indica que hi ha una manca d'acord pel que fa al mecanisme d'arrossegament en la interfície turbulent/no-turbulent (TNTI) en fluxos lliures, amb diversos estudis que troben diferències en la importància relativa dels ...
Mandava, Venkata Subba Rao
core  

Experiment and Dynamic Characteristic Analysis of Double Pitch Time Sharing Meshing Silent Chain

open access: yesJixie chuandong, 2016
In order to improve the transportation performance and reliability of chain conveyor,based on the silent chain meshing mechanism,a double pitch time sharing meshing silent chain is designed,and the related design parameters are given. Base on the ADAMS,a
Ding Song   +5 more
doaj  

Fault Prediction of Double Toothed Roller Crusher Failure in Open Pit Mines Based on Digital Twinning Technique of ASL-CatBoost Algorithm

open access: yesIEEE Access
The bearings of double toothed roller crushers in open pit mines are prone to failure during prolonged operation, resulting in reduced productivity and shortened equipment life.
Pubo Gao, Sihai Zhao
doaj   +1 more source

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