Results 31 to 40 of about 221,637 (307)

Neurosurgical Bone Grinding Temperature Monitoring

open access: yesProcedia CIRP, 2013
AbstractThis paper presents a method to monitor temperature in neurosurgical bone grinding procedure using the motor electrical power as input. Bone grinding is a critical procedure in the skull base neurosurgery to remove the cranial bone and approach the tumor through the sphenoid sinus.
Tai, Bruce L.   +4 more
openaire   +1 more source

Influence of Cryogenic Attrition Ball Milling on the Particle Size of Microcrystalline Cellulose at Different Moisture Contents [PDF]

open access: yes, 2017
In this study the effect of attrition ball milling on cellulose particle size distribution was studied. The effect of moisture content of cellulose and grinding time were examined and grinding was carried out at room temperature and under cryogenic ...
Hargitai, Hajnalka   +2 more
core   +1 more source

Tangential Ultrasonic-Vibration Assisted Forming Grinding Gear: An Experimental Study

open access: yesMicromachines, 2022
This study used a forming grinding wheel to machine an involute spur gear with ultrasonic vibration applied to the gear in order to improve the gear processing technology and enhance the gear processing effect.
Wenbo Bie   +4 more
doaj   +1 more source

Effects of grinding time on rheological, textural and physical properties of natural peanut butter stored at different temperatures [PDF]

open access: yes, 2016
The effects of ultrahigh speed grinding process duration of 2–4 min and its storage temperature on rheological, textural and physical properties of natural peanut butter produced from peanuts of Virginia and Spanish varieties were investigated.
Chin, Nyuk Ling   +2 more
core   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Modeling and finite element simulation of temperature field in rail abrasive belt grinding

open access: yesJin'gangshi yu moliao moju gongcheng
ObjectivesRail is an important component of rail transit, carrying train loads and guiding vehicle direction in service. Due to worn-outs and shocks during service, rails can cause various defects such as corrugation, spalling and squat, which seriously ...
Haipeng WANG   +3 more
doaj   +1 more source

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Simulation of thermal strength of the process of flat grinding of workpieces in intermittent circles [PDF]

open access: yesMATEC Web of Conferences, 2019
The present article is concerned with numerical schemes of the radial Py and the tangential Pz components of the grinding pressure and with the average contact temperature T, °С.
Vetkasov Nikolai   +4 more
doaj   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

Temperature characteristics of MQL grinding of NiCo-FGM

open access: yesJin'gangshi yu moliao moju gongcheng
ObjectivesNiCo−functionally graded material (NiCo−FGM) has excellent shear and corrosion resistance and can maintain stable mechanical properties in high-temperature environments.
Bo XIN, Jiaxin QIN, Gang CAO, Wenfu ZHU
doaj   +1 more source

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