The Use of Entropy in Modeling the Mechanical Degradation of Grease

Recent theoretical developments linking degradation to the thermodynamic concept of entropy have allowed a new approach to modeling all types of degradation. The theory has been successfully applied to wear, fatigue, and numerous other forms of degradation and experimentation has confirmed its appli...

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Main Authors: Alan Gurt, Michael Khonsari
Format: Article
Language:English
Published: MDPI AG 2019-09-01
Series:Lubricants
Subjects:
Online Access:https://www.mdpi.com/2075-4442/7/10/82
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author Alan Gurt
Michael Khonsari
author_facet Alan Gurt
Michael Khonsari
author_sort Alan Gurt
collection DOAJ
description Recent theoretical developments linking degradation to the thermodynamic concept of entropy have allowed a new approach to modeling all types of degradation. The theory has been successfully applied to wear, fatigue, and numerous other forms of degradation and experimentation has confirmed its applicability to modeling the mechanical degradation of lubricating grease. This paper overviews the mechanical degradation of grease, discusses past and present modeling techniques, shows how new techniques can be used to predict grease life, and provides suggestions for future research.
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spelling doaj.art-2ae0b62621ac486182b2f2b0c4b0a5e22022-12-22T02:56:43ZengMDPI AGLubricants2075-44422019-09-017108210.3390/lubricants7100082lubricants7100082The Use of Entropy in Modeling the Mechanical Degradation of GreaseAlan Gurt0Michael Khonsari1Department of Mechanical Engineering, Louisiana State University, Baton Rouge, LA 70803, USADepartment of Mechanical Engineering, Louisiana State University, Baton Rouge, LA 70803, USARecent theoretical developments linking degradation to the thermodynamic concept of entropy have allowed a new approach to modeling all types of degradation. The theory has been successfully applied to wear, fatigue, and numerous other forms of degradation and experimentation has confirmed its applicability to modeling the mechanical degradation of lubricating grease. This paper overviews the mechanical degradation of grease, discusses past and present modeling techniques, shows how new techniques can be used to predict grease life, and provides suggestions for future research.https://www.mdpi.com/2075-4442/7/10/82mechanical degradationgrease lifeentropyirreversible thermodynamics
spellingShingle Alan Gurt
Michael Khonsari
The Use of Entropy in Modeling the Mechanical Degradation of Grease
Lubricants
mechanical degradation
grease life
entropy
irreversible thermodynamics
title The Use of Entropy in Modeling the Mechanical Degradation of Grease
title_full The Use of Entropy in Modeling the Mechanical Degradation of Grease
title_fullStr The Use of Entropy in Modeling the Mechanical Degradation of Grease
title_full_unstemmed The Use of Entropy in Modeling the Mechanical Degradation of Grease
title_short The Use of Entropy in Modeling the Mechanical Degradation of Grease
title_sort use of entropy in modeling the mechanical degradation of grease
topic mechanical degradation
grease life
entropy
irreversible thermodynamics
url https://www.mdpi.com/2075-4442/7/10/82
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