Results 21 to 30 of about 69,886 (194)

Numerical analysis of dam breaking behavior of Bingham pseudoplastic fluid by using the explicit MPS method

Nihon Kikai Gakkai ronbunshu, 2019
Grease lubrication in ball bearings is one of key technologies to reduce energy consumption and enhance lifetime in design of spacecrafts as well as general industrial machineries.
Hideyo NEGISHI, Hiroaki AMAKAWA, Kazuaki MANIWA, Shingo OBARA, Makoto HAYAMA, Daming DONG   +5 more
doaj   +1 more source

Tribological study on preparation of two- dimensional MoS2 as grease additive by ultrasonic liquid phase stripping

Cailiao gongcheng, 2023
MoS2 nanosheets with different sizes were prepared by ultrasonic liquid phase stripping and used as additives in lithium grease. The morphology, composition and structure of MoS2 nanosheets were characterized by electron microscopy, Raman spectroscopy, X-
LU Peng, XIANG Shuo, XU Shihai, CHEN Haokang, WANG Haokang, WANG Jian, ZHANG Gaoming   +6 more
doaj   +1 more source

Upcycling Keratin‐Based Textile Waste Into High‐Performance Hybrid Fibers Via Tuning the Interfacial Interactions

Advanced Functional Materials, EarlyView.
Keratin recovered from animal‐hair textile waste is fractionated and blended with cellulose to produce continuously spun hybrid fibers. Selecting the high‐molecular‐weight keratin fraction enables 30 wt.% keratin incorporation while maintaining high strength in dry and wet states.
Mian Zhai, Daniel Van Opdenbosch, Inge Schlapp‐Hackl, Teemu Välisalmi, Markus Linder, Michael Hummel, Wenwen Fang   +6 more
wiley   +1 more source

Dissecting the dissection laboratory: Elements for designing a human anatomy laboratory

Anatomical Sciences Education, EarlyView.
Abstract The human anatomy dissection laboratory is a critical component of anatomical and medical education. Development, maintenance, and stocking of these laboratory spaces have unique demands, with all of the challenges in running a laboratory with Biosafety Laboratory Level 2 (BSL‐2) classification, housing a large volume of tissues saturated with
Rhiannon E. Robinson, Abbey Breckling, Danielle N. Edwards, Nicole Geske, Burhan Gharaibeh, Bobbie J. Leeper, Molly Ostwald, Mary Schilling, Bridgett Severt, Kelsey Stevens, J. P. Swigart, Jonathan J. Wisco, Melissa Zolnierz, Jeremy J. Grachan   +13 more
wiley   +1 more source

Tailored Cage Shapes on Lubricant Migration and Friction Behaviours in Both Ball-Cage and EHL Contacts

Lubricants
The cage shape plays a critical role in controlling lubricant distribution and replenishment and enhancing lubrication performance within rolling bearings.
Kecheng Zhou, Xuyang Jin, Xinming Li, Qinghua Bai, Xiongrong Huang, Hao Jiang, Guohui Zhang, Feng Guo, Chenglong Liu, Jinjie Li   +9 more
doaj   +1 more source

Relationship Between Micro‐Level Circular Economy and Sustainable Performance in the Metalworking Industry

Sustainable Development, EarlyView.
ABSTRACT The large multinational metalworking industry has increasingly adopted micro‐level circular economy (MLCE) practices; however, the extent to which these initiatives translate into sustainable performance remains insufficiently understood. This study examines the relationship between MLCE and economic, environmental, and social performance ...
Paulo Caracciolo, Plinio Centoamore, Thadeu Alfredo Farias Silva, Henrricco Nieves Pujol Tucci, Dirceu da Silva, Geraldo Cardoso de Oliveira Neto   +5 more
wiley   +1 more source

Measurement-based grease lubrication management

, 2006
A measuring method, which takes advantage of the natural frequencies in the measuring chain, can be used for identifying poor lubrication conditions in grease-lubricated rolling bearings, to allow automated lubrication management.
Sainio, Hannu, Parikka, Risto, Vaajoensuu, Eero, Halme, Jari; id_orcid, Jantunen, Erkki   +4 more
core   +2 more sources

Film Thickness Evolution Behavior and Mechanism of Lubricating Grease at High Speeds

Lubricants
In most cases, lubricating grease serves as the primary lubricating medium for rolling bearings, ensuring normal operation by facilitating lubrication between bearing components.
Lingtong Sun, Wenzhong Wang, Zhi Chen, Jianlong Liu, He Liang   +4 more
doaj   +1 more source

Modified Ni Nanoparticles as Additives in Various Greases: Assessment of Comparative Performance Potential

Lubricants, 2022
China’s rapid industrial development requires more energy consumption based on non-renewable energy resources. The energy consumption caused by unnecessary friction accounts for about 4.5% of the GDP in China.
Jiabei Wang, Hong Zhang, Wenjing Hu, Jiusheng Li   +3 more
doaj   +1 more source

Progress in Explosion Mechanisms and Prevention Technologies for Direct Chill Casting Aluminum Melt Upon Water Contact: A Review

Safety Science and Technology, EarlyView.
Molten aluminum–water explosion triggered by leakage remains the core unresolved safety hazard hindering safe production in aluminum direct chill casting. This review summarizes its explosion mechanism, key influencing factors, prevention technologies, existing gaps, and prospects of intelligent multi‐technology integrated explosion‐proof systems ...
Min Wang, Kang Yang, Jiang Dong, Lidong Xing, Bing Chen, Changke Chen   +5 more
wiley   +1 more source