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Application of suspended nanoboric acid as an efficient lubrication additive in engine oil

  • Hakan Kaleli*
  • , Selman Demirtaş
  • , Veli Uysal
  • , Zulhicce Tanriseven
  • , Jun Zhao
  • *此作品的通讯作者
  • Yildiz Technical University
  • Tsinghua University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Lubricants play a vital role in machine life and performance, reducing friction and wear and preventing component failure. Performance-enhancing additives are a vital part of today’s modern lubricants. In response to this need, this experimental work presents the development of the new suspended nanoboric acid (nBA) additive added in engine oil that can drastically lowered friction and wear. This is a new invention of nBA additive hold in suspension and added into 5W-40 fully synthetic commercial lubricating oil. This invention is confidential and realized by Tribor ARGE Co. in Teknopark of YILDIZ Technical University in Istanbul-TURKEY. The particle size of nBA is determined with (Transmission Electron Microscopy) (TEM). Turbiscan Tower Stability Analyzer results proved that nBA particles were in suspension in commercial engine oil. Suspended nBA in engine oil is applied between ball and disk system in order to investigate their effect on friction and wear under lubricated conditions. Simulation and measurement of friction and wear were conducted using a ball on disk reciprocating tribometer UMT-3. Surface analysis was performed using 3D digital optical microscope and surface roughness, Field Emission Scanning Electron Microscope (FESEM)/X-Ray and Atomic Force Microscopy (AFM). Boron (B) from nBA is well detected, mixed with other elements of additives and protected the surface under boundary lubrication conditions. The results indicate that nBA can considerably improve the tribological performance of a ball and disk pairs under lubricated conditions. It has found that the friction coefficient is reduced with nBA suspended engine oil and protected the surface on both ball and disk mixing with other additives.

源语言英语
主期刊名Engineering Tribology and Materials III
编辑Yunn Lin Hwang
出版商Trans Tech Publications Ltd.
53-60
页数8
ISBN(印刷版)9783035714623
DOI
出版状态已出版 - 2019
已对外发布
活动4th International Conference on Engineering Tribology and Applied Technology, ICETAT 2018 - Taipei, 中国台湾
期限: 16 11月 201818 11月 2018

丛书

姓名Key Engineering Materials
823 KEM
ISSN(印刷版)1013-9826
ISSN(电子版)1662-9795

会议

会议4th International Conference on Engineering Tribology and Applied Technology, ICETAT 2018
国家/地区中国台湾
Taipei
时期16/11/1818/11/18

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