Study of ferromagnetic nanoparticles effect on tribotechnical lubricating characteristics
The research objective is to study tribological properties of the lubricating compositions based on the Castrol oil and ZIATIM -201 plastic lubricant modified by the ferromagnetic nanosuspension. A qualitative X-ray phase analysis by the diffractometry method is conducted on the ARL X´TRA computeriz...
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Don State Technical University
2015-03-01
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Online Access: | https://www.vestnik-donstu.ru/jour/article/view/234 |
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doaj-d4c94f7ec5124eaba9ad1dea8e6a78512021-10-02T18:37:06ZrusDon State Technical UniversityAdvanced Engineering Research2687-16532015-03-01151859210.12737/10391234Study of ferromagnetic nanoparticles effect on tribotechnical lubricating characteristicsElena Gennadyevna Zadoshenko0Victoria Eduardovna Burlakova1Don State Technical University, Rostov-on-Don, Russian FederationDon State Technical University, Rostov-on-Don, Russian FederationThe research objective is to study tribological properties of the lubricating compositions based on the Castrol oil and ZIATIM -201 plastic lubricant modified by the ferromagnetic nanosuspension. A qualitative X-ray phase analysis by the diffractometry method is conducted on the ARL X´TRA computerized system to specify the compound of the synthesized ferromagnetic nanoparticles. An aqueous suspension of ferromagnetic nanoparticles is studied on CPS Disk Centrifuge Model DC24000 to determine the particle sizes. The investigation has been conducted by determining the tribological characteristics using four-ball machine. The preparation of lubricating compositions based on a number of sequence operations - ferromagnetic particles synthesis, their stabilization, and paste concentrate preparation - is described. On the basis of the X-ray data, it is found that the ferromagnetic particles composition corresponds to FeFe2 O4 magnetite. The sedimentation analytical data processing has shown the polydisperse nature of the derived magnetite nanoparticles. Based on the tribological studies, the antiwear properties are evaluated in wear scar diameter, the load wear index value is calculated, and the bearing capacity of the lubricant according to the welding load and critical load for the lubricants under study is identified. Thus, it is found that the lubricant compositions with magnetite additives based on ZIATIM -201 plastic lubricant and Castrol oil with magnetite content of 0.1% wt. offer high antiwelding and antiwear properties. Increase in the magnetite content in lubricants leads to the degradation of their antiwear properties.https://www.vestnik-donstu.ru/jour/article/view/234магнитные наночастицыхимическая конденсациямагнетитсмазкатрениеизноспротивоизносные и противозадирные свойстваferromagnetic nanoparticleschemical condensationmagnetitelubricantfrictionwearantiwear and antiwelding properties |
collection |
DOAJ |
language |
Russian |
format |
Article |
sources |
DOAJ |
author |
Elena Gennadyevna Zadoshenko Victoria Eduardovna Burlakova |
spellingShingle |
Elena Gennadyevna Zadoshenko Victoria Eduardovna Burlakova Study of ferromagnetic nanoparticles effect on tribotechnical lubricating characteristics Advanced Engineering Research магнитные наночастицы химическая конденсация магнетит смазка трение износ противоизносные и противозадирные свойства ferromagnetic nanoparticles chemical condensation magnetite lubricant friction wear antiwear and antiwelding properties |
author_facet |
Elena Gennadyevna Zadoshenko Victoria Eduardovna Burlakova |
author_sort |
Elena Gennadyevna Zadoshenko |
title |
Study of ferromagnetic nanoparticles effect on tribotechnical lubricating characteristics |
title_short |
Study of ferromagnetic nanoparticles effect on tribotechnical lubricating characteristics |
title_full |
Study of ferromagnetic nanoparticles effect on tribotechnical lubricating characteristics |
title_fullStr |
Study of ferromagnetic nanoparticles effect on tribotechnical lubricating characteristics |
title_full_unstemmed |
Study of ferromagnetic nanoparticles effect on tribotechnical lubricating characteristics |
title_sort |
study of ferromagnetic nanoparticles effect on tribotechnical lubricating characteristics |
publisher |
Don State Technical University |
series |
Advanced Engineering Research |
issn |
2687-1653 |
publishDate |
2015-03-01 |
description |
The research objective is to study tribological properties of the lubricating compositions based on the Castrol oil and ZIATIM -201 plastic lubricant modified by the ferromagnetic nanosuspension. A qualitative X-ray phase analysis by the diffractometry method is conducted on the ARL X´TRA computerized system to specify the compound of the synthesized ferromagnetic nanoparticles. An aqueous suspension of ferromagnetic nanoparticles is studied on CPS Disk Centrifuge Model DC24000 to determine the particle sizes. The investigation has been conducted by determining the tribological characteristics using four-ball machine. The preparation of lubricating compositions based on a number of sequence operations - ferromagnetic particles synthesis, their stabilization, and paste concentrate preparation - is described. On the basis of the X-ray data, it is found that the ferromagnetic particles composition corresponds to FeFe2 O4 magnetite. The sedimentation analytical data processing has shown the polydisperse nature of the derived magnetite nanoparticles. Based on the tribological studies, the antiwear properties are evaluated in wear scar diameter, the load wear index value is calculated, and the bearing capacity of the lubricant according to the welding load and critical load for the lubricants under study is identified. Thus, it is found that the lubricant compositions with magnetite additives based on ZIATIM -201 plastic lubricant and Castrol oil with magnetite content of 0.1% wt. offer high antiwelding and antiwear properties. Increase in the magnetite content in lubricants leads to the degradation of their antiwear properties. |
topic |
магнитные наночастицы химическая конденсация магнетит смазка трение износ противоизносные и противозадирные свойства ferromagnetic nanoparticles chemical condensation magnetite lubricant friction wear antiwear and antiwelding properties |
url |
https://www.vestnik-donstu.ru/jour/article/view/234 |
work_keys_str_mv |
AT elenagennadyevnazadoshenko studyofferromagneticnanoparticleseffectontribotechnicallubricatingcharacteristics AT victoriaeduardovnaburlakova studyofferromagneticnanoparticleseffectontribotechnicallubricatingcharacteristics |
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1716848830746460160 |