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连铸坯液固相分数检测及液芯末端位置定位新方法

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2013-03-15

Journal: 大连理工大学学报

Included Journals: Scopus、CSCD、ISTIC、PKU

Volume: 53

Issue: 2

Page Number: 221-226

ISSN: 1000-8608

Key Words: 凝固终点;理论解析;物理模拟;液固相分数

Abstract: 为了准确测量二冷区内铸坯的液固相分数,精确预报铸坯的凝固终点,在理论解析、物理模拟和实验验证研究的基础上,提出了振动法检测连铸坯液固相分数和液芯末端位置的新方法,总结了激振力和受迫振动位移等信号的反馈规律,比较了振频和激振力对相位差的影响,并对检测方案总体思路的可行性进行了论证.研究结果为板坯凝固过程中液固相分数及凝固终点的在线检测提供了指导和参考.

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