Fluid inertia and energy dissipation in turbocharger thrust bearings
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- 作者：B. Remya ; b ; B. Bou-Saï ; da ; benyebka.bou-said@insa-lyon.fr8" class="auth_mail" title="E-mail the corresponding author ; T. Lamquinb
- 关键词：Hydrodynamic lubrication ; Thrust bearing ; Viscoelasticity ; Lubricant additive
- 刊名：Tribology International
- 出版年：2016
- 出版时间：March 2016
- 年：2016
- 卷：95
- 期：Complete
- 页码：139-146
- 全文大小：1295 K
文摘
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A transient Modified Reynolds equation is proposed for engine oil lubrication.
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Numerical and experimental data are compared and show good correlations.
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Fluid inertia brings up to 5% additional load capacity.
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Addition of long polymer additives numerically leads to energy dissipation reduction.
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Dynamic viscoelastic response stabilizes after three times the oil relaxation time.