胡成志
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发表时间:2022-10-04
发表刊物:内燃机工程
卷号:37
期号:6
页面范围:176-181
ISSN号:1000-0925
摘要:In order to perform quantitative research on the heat transfer process
of subcooled boiling inside cooling water cavity of engines,the current
paper conducted a series of numerical simulations base on the experiment
of subcooled boiling within a channel.The Eulerian multiphase model was
employed and confirmed.Several wall temperature
ranges(<400K,400K,>400K)were discussed and the application condition of
optimal boiling model was also obtained.By comparing the Eulerian
multiphase model,the mixture multiphase model and the single-phase
model,its concluded that the Eulerian multiphase model possesses a
higher accuracy.In most cases,the average errors are less than 10%and
the local errors are no more than 3%,compared with the experimental
data.Its indicated that the turbulent dispersion force plays an
essential role in the numerical simulation of forced convection of the
subcooled boiling.
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