Prediction of Pressure-Viscosity Coefficient of Mixtures

The pressure-viscosity coefficient α is one of the most important property for EHL condition, however its measurement has difficulty. Therefore authors attempt to predict α for blend oils by using the relationship between pressure-viscosity coefficient and logarithm of kinematic...

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Autores principales: Shinichiro Hayashi, Kazuo Masuhara, Sobahan Mia, Shigeki Morita, Nobuyoshi Ohno
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Lenguaje:EN
Publicado: Japanese Society of Tribologists 2008
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Acceso en línea:https://doaj.org/article/6acb8fd4858d434b85ccd992e89887cf
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spelling oai:doaj.org-article:6acb8fd4858d434b85ccd992e89887cf2021-11-05T09:29:17ZPrediction of Pressure-Viscosity Coefficient of Mixtures1881-219810.2474/trol.3.86https://doaj.org/article/6acb8fd4858d434b85ccd992e89887cf2008-04-01T00:00:00Zhttps://www.jstage.jst.go.jp/article/trol/3/2/3_2_86/_pdf/-char/enhttps://doaj.org/toc/1881-2198The pressure-viscosity coefficient α is one of the most important property for EHL condition, however its measurement has difficulty. Therefore authors attempt to predict α for blend oils by using the relationship between pressure-viscosity coefficient and logarithm of kinematic viscosity at atmospheric pressure, which is used for single oil as ever. The pressure-viscosity coefficient of mixtures enables to predict with base oils properties and viscosity of mixture at atmospheric pressure. Test fluids are SN-HV, PBSN, DOS, BBPH and mixtures of these oils. High-pressure viscosity measurement was done at pressure up to 0.4 GPa and temperature range at 20°C to 100°C. The authors proposed the prediction method of α for mixtures.Shinichiro HayashiKazuo MasuharaSobahan MiaShigeki MoritaNobuyoshi OhnoJapanese Society of Tribologistsarticlecomputational chemistrydensity functional theoryhybrid quantum chemical/classical molecular dynamics methodmodtcisomerizationPhysicsQC1-999Engineering (General). Civil engineering (General)TA1-2040Mechanical engineering and machineryTJ1-1570ChemistryQD1-999ENTribology Online, Vol 3, Iss 2, Pp 86-89 (2008)
institution DOAJ
collection DOAJ
language EN
topic computational chemistry
density functional theory
hybrid quantum chemical/classical molecular dynamics method
modtc
isomerization
Physics
QC1-999
Engineering (General). Civil engineering (General)
TA1-2040
Mechanical engineering and machinery
TJ1-1570
Chemistry
QD1-999
spellingShingle computational chemistry
density functional theory
hybrid quantum chemical/classical molecular dynamics method
modtc
isomerization
Physics
QC1-999
Engineering (General). Civil engineering (General)
TA1-2040
Mechanical engineering and machinery
TJ1-1570
Chemistry
QD1-999
Shinichiro Hayashi
Kazuo Masuhara
Sobahan Mia
Shigeki Morita
Nobuyoshi Ohno
Prediction of Pressure-Viscosity Coefficient of Mixtures
description The pressure-viscosity coefficient α is one of the most important property for EHL condition, however its measurement has difficulty. Therefore authors attempt to predict α for blend oils by using the relationship between pressure-viscosity coefficient and logarithm of kinematic viscosity at atmospheric pressure, which is used for single oil as ever. The pressure-viscosity coefficient of mixtures enables to predict with base oils properties and viscosity of mixture at atmospheric pressure. Test fluids are SN-HV, PBSN, DOS, BBPH and mixtures of these oils. High-pressure viscosity measurement was done at pressure up to 0.4 GPa and temperature range at 20°C to 100°C. The authors proposed the prediction method of α for mixtures.
format article
author Shinichiro Hayashi
Kazuo Masuhara
Sobahan Mia
Shigeki Morita
Nobuyoshi Ohno
author_facet Shinichiro Hayashi
Kazuo Masuhara
Sobahan Mia
Shigeki Morita
Nobuyoshi Ohno
author_sort Shinichiro Hayashi
title Prediction of Pressure-Viscosity Coefficient of Mixtures
title_short Prediction of Pressure-Viscosity Coefficient of Mixtures
title_full Prediction of Pressure-Viscosity Coefficient of Mixtures
title_fullStr Prediction of Pressure-Viscosity Coefficient of Mixtures
title_full_unstemmed Prediction of Pressure-Viscosity Coefficient of Mixtures
title_sort prediction of pressure-viscosity coefficient of mixtures
publisher Japanese Society of Tribologists
publishDate 2008
url https://doaj.org/article/6acb8fd4858d434b85ccd992e89887cf
work_keys_str_mv AT shinichirohayashi predictionofpressureviscositycoefficientofmixtures
AT kazuomasuhara predictionofpressureviscositycoefficientofmixtures
AT sobahanmia predictionofpressureviscositycoefficientofmixtures
AT shigekimorita predictionofpressureviscositycoefficientofmixtures
AT nobuyoshiohno predictionofpressureviscositycoefficientofmixtures
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