Results 91 to 100 of about 920 (198)

Research Progress of Enhanced Thermal Evacuation and Cooling Technology for High-Speed Motors

open access: yesApplied Sciences
In high-speed motors, there is a huge amount of heat generation from core and winding losses, which may result in thermal failures or motor performance deterioration.
Shaohang Yan   +4 more
doaj   +1 more source

Evaluating the Validity of Model Organisms: A Review and a New Framework for Biologists

open access: yesThe FASEB Journal, Volume 40, Issue 17, 15 September 2026.
This article provides an overview on model organisms and proposes a new framework for assessing the extent to which it is justified to generalize the results obtained from a given organism. It covers both studies of human diseases and those focused on general biological processes. The first part of the article is a review on model organisms.
Héloïse Athéa, Nicolas Heck
wiley   +1 more source

Study on the Effect of Thermal Characteristics of Grease-Lubricated High-Speed Silicon Nitride Full Ceramic Ball Bearings in Motorized Spindles

open access: yesLubricants
Grease lubrication is cost-effective and low-maintenance for motorized spindles, but standard steel bearings can fail at high speeds. This study focuses on high-speed full ceramic ball bearings lubricated with grease.
Yonghua Wang   +7 more
doaj   +1 more source

Thermo-Mechanical Modeling of High-Speed Motor Spindle Behavior

open access: yes, 2022
Based on the needs of development and research of high-speed motor-spindles, it can be concluded that a complex approach to this assembly is necessary as a complex mechanical system, which directly affects the behavior of the machine tool in exploitation.
openaire   +1 more source

Sveobuhvatno mjerenje i evaluacija sustava visokobrzinskog pogonskog vretena

open access: yesStrojarstvo : časopis za teoriju i praksu u strojarstvu, 2010
Smanjenje proizvodnog vremena tendencija je u visoko preciznoj proizvodnji, pri čemu je preciznost radnog komada vrlo važna u proizvodnoj industriji. Pri tome je visokobrzinsko pogonsko vreteno jedan od najkritičnijih dijelova koji se naširoko koristi u alatnim strojevima, pa njegova preciznost predstavlja važnog čimbenika u sveukupnoj izvedbi ...
ZHOU, Da-Shuai, WU, Liang-sheng
openaire   +2 more sources

Ultra high speed spindle motor.

open access: yesJournal of the Japan Society for Precision Engineering, 1987
openaire   +2 more sources

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