Hydraulic performance prediction and optimization of an engine cooling water pump using computational fluid dynamic analysis.

In current research, the hydraulic performance prediction and optimization of an engine cooling water pump was conducted by computational fluid dynamic (CFD) analysis. Through CFD simulation, the pump head, shaft power and efficiency for the original pump at volume flow rate 25 L/min and impeller ro...

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Autores principales:	Libin Tan, Yuejin Yuan, Man Zhang
Formato:	article
Lenguaje:	EN
Publicado:	Public Library of Science (PLoS) 2021
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/3f855c194bb846c9aa11c2f7bfede66f
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spelling	oai:doaj.org-article:3f855c194bb846c9aa11c2f7bfede66f2021-12-02T20:10:36ZHydraulic performance prediction and optimization of an engine cooling water pump using computational fluid dynamic analysis.1932-620310.1371/journal.pone.0253309https://doaj.org/article/3f855c194bb846c9aa11c2f7bfede66f2021-01-01T00:00:00Zhttps://doi.org/10.1371/journal.pone.0253309https://doaj.org/toc/1932-6203In current research, the hydraulic performance prediction and optimization of an engine cooling water pump was conducted by computational fluid dynamic (CFD) analysis. Through CFD simulation, the pump head, shaft power and efficiency for the original pump at volume flow rate 25 L/min and impeller rotating speed 4231 r/min were 3.87 m, 66.7 W and 23.09% respectively. For improving hydraulic performance, an optimization study was carried out. After optimization, four potential optimized designs were put forward. The efficiency of the optimized design No.1 for engine cooling water pump was nearly 6% higher than that of the original pump model; and the head of the optimized design No.2 for engine cooling water pump was 9% higher than that of the original pump model. Under the condition of maintaining the pump head and considering comprehensive improvement effect, the optimized design No.3 was considered as the best design and selected as the test case for validating the optimum design. The hydraulic performance predictions for this optimum engine cooling water pump agreed well with experimental data at design condition with relative discrepancies of 2.9% and 5.5% for the pump head and pump efficiency, respectively. It proved that performance prediction calculation model and the automatic optimization model were effective. This research work can provide theoretical basis for the design, development and optimization of engine cooling water pump.Libin TanYuejin YuanMan ZhangPublic Library of Science (PLoS)articleMedicineRScienceQENPLoS ONE, Vol 16, Iss 6, p e0253309 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Libin Tan Yuejin Yuan Man Zhang Hydraulic performance prediction and optimization of an engine cooling water pump using computational fluid dynamic analysis.
description	In current research, the hydraulic performance prediction and optimization of an engine cooling water pump was conducted by computational fluid dynamic (CFD) analysis. Through CFD simulation, the pump head, shaft power and efficiency for the original pump at volume flow rate 25 L/min and impeller rotating speed 4231 r/min were 3.87 m, 66.7 W and 23.09% respectively. For improving hydraulic performance, an optimization study was carried out. After optimization, four potential optimized designs were put forward. The efficiency of the optimized design No.1 for engine cooling water pump was nearly 6% higher than that of the original pump model; and the head of the optimized design No.2 for engine cooling water pump was 9% higher than that of the original pump model. Under the condition of maintaining the pump head and considering comprehensive improvement effect, the optimized design No.3 was considered as the best design and selected as the test case for validating the optimum design. The hydraulic performance predictions for this optimum engine cooling water pump agreed well with experimental data at design condition with relative discrepancies of 2.9% and 5.5% for the pump head and pump efficiency, respectively. It proved that performance prediction calculation model and the automatic optimization model were effective. This research work can provide theoretical basis for the design, development and optimization of engine cooling water pump.
format	article
author	Libin Tan Yuejin Yuan Man Zhang
author_facet	Libin Tan Yuejin Yuan Man Zhang
author_sort	Libin Tan
title	Hydraulic performance prediction and optimization of an engine cooling water pump using computational fluid dynamic analysis.
title_short	Hydraulic performance prediction and optimization of an engine cooling water pump using computational fluid dynamic analysis.
title_full	Hydraulic performance prediction and optimization of an engine cooling water pump using computational fluid dynamic analysis.
title_fullStr	Hydraulic performance prediction and optimization of an engine cooling water pump using computational fluid dynamic analysis.
title_full_unstemmed	Hydraulic performance prediction and optimization of an engine cooling water pump using computational fluid dynamic analysis.
title_sort	hydraulic performance prediction and optimization of an engine cooling water pump using computational fluid dynamic analysis.
publisher	Public Library of Science (PLoS)
publishDate	2021
url	https://doaj.org/article/3f855c194bb846c9aa11c2f7bfede66f
work_keys_str_mv	AT libintan hydraulicperformancepredictionandoptimizationofanenginecoolingwaterpumpusingcomputationalfluiddynamicanalysis AT yuejinyuan hydraulicperformancepredictionandoptimizationofanenginecoolingwaterpumpusingcomputationalfluiddynamicanalysis AT manzhang hydraulicperformancepredictionandoptimizationofanenginecoolingwaterpumpusingcomputationalfluiddynamicanalysis
_version_	1718374995402424320

Hydraulic performance prediction and optimization of an engine cooling water pump using computational fluid dynamic analysis.

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