王乃华

个人信息Personal Information

教授 博士生导师 硕士生导师

主要任职:高等技术研究院 / 热科学与工程研究中心

性别:男

毕业院校:浙江大学

学历:博士研究生毕业

学位:博士

在职信息:在职

所在单位:热科学与工程研究中心

入职时间:2002-04-01

学科:热能工程
工程热物理
动力工程
核能科学与工程

办公地点:山东大学千佛山校区,东配楼308

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Numerical simulation of boiling two-phase flow in the subchannel under static state and rolling motion

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发表刊物:International journal of heat and mass transfer

刊物所在地:THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND

摘要:The design and operation of the offshore floating reactor cannot follow those of the land-based reactor affected by the complex marine environment. This study investigated subcooled flow
 boiling in the subchannel under static state and rolling motion numerically. Clear interfaces between the vapor and liquid
phases are obtained. The numerical result of void fraction deviates from the experimental value by 11.9% at a given elevation. The transverse flow fields and phase-distributions are centrosymmetric under static state. The vapor only exists near the rod surfaces under static state, which is in the shape of “H”. Under rolling motion, flow fields and phase distributions vary periodically with time and the positions of the subchannel, which are significantly different from static state. At the same elevation, the time-averaged void fraction under roll motion is slightly higher than that under static state

论文类型:Article

学科门类:工学

文献类型:J

卷号:163

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发表时间:2020-12-01

收录刊物:SCI