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Dong Hai

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Master Tutor

Gender:Male

Alma Mater:大连理工大学

Degree:Master's Degree

School/Department:机械工程学院

Discipline:Mechanical Manufacture and Automation. Mechatronic Engineering. Mechanical Design and Theory

Business Address:大连理工大学西部校区知方楼7116室

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Honor 2019Previously Honored and Elected:
大连理工大学2018教学质量优良奖; 2017Previously Honored and Elected:
大连理工大学2016教学质量优良奖; 2016Previously Honored and Elected:
2014-2015学年优秀班主任; 2016Previously Honored and Elected:
大连理工大学2015教学质量优良奖; 2015Previously Honored and Elected:
大连理工大学2014年教学质量优良奖; 2014Previously Honored and Elected:
大连理工大学2013年教学质量优良奖; 2012Previously Honored and Elected:
大连理工大学2011年教学质量优良奖; 2008Previously Honored and Elected:
机械工程学院2008年教学质量优秀奖

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PDC刀具高频感应钎焊温度计算与试验

Release Time:2019-11-04 Hits:

Indexed by:Journal Papers

Date of Publication:2019-06-20

Journal:金刚石与磨料磨具工程

Included Journals:PKU

Volume:39

Issue:3

Page Number:69-74

ISSN:1006-852X

Key Words:磁-热耦合;高频感应钎焊;温度场

Abstract:基于磁-热双向耦合理论,采用COMSOL Multi-physics建立三维非线性聚晶金刚石复合片(PDC)刀具高频感应钎焊温度场模型,计算高频感应钎焊时PDC钎焊处的温度场分布情况,设计所建模型的高频感应钎焊试验进行验证,分析钎焊处的温度变化规律.计算结果表明:在钎焊处温度达700℃之前,其升温变化规律近似线性,加热升温12 s左右即可达到钎焊有效温度;在钎焊有效温度区间内,试验中测得的钎焊处实际温度值与计算值的误差小于5%,可以此模型为基础确定钎焊参数.

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