%0 Journal Article
%T MATHEMATICAL MODELS OF NITROGEN CONCENTRATION PROFILE OF ION NITRIDED LAYERS AND COMPUTER SIMULATION<br>离子渗氮层的氮浓度分布函数及计算机仿真
%A XIA Lifang
%A YAN Mufu Harbin Institute of TechnologyDivision of Metal Materials
%A Heat treatment
%A Harbin Institute of Technology
%A Harbin
%A <br>夏立芳
%A 阎牧夫
%J 金属学报
%D 1988
%I 
%X 本文研究了在不同离子渗氮条件下,纯Fe,45,40Cr,42C1Mo和38CrMoAl钢等五种材料离子渗氮层长大动力学的数学模式,在此基础上,利用仿型积分法,推导出离子渗氮层的氮浓度分布函数: C_ε=C_(min)~ε+P_4/ξ_(10)(ξ_1-x)+P_5/ξ_(10)~2(ξ_1-x)~2, C_γ′=C_(min)~γ′+P_1/ξ_(21)(ξ_2-x)+P_2/ξ_(21)~2(ξ_2-x)~2, C_α=C_(min)~α+C_(33)/ξ_(33)~3(ξ_3-x)~3利用上面数学模式,进行计算机仿真,与实验结果符合良好.
%K computer simulation
%K ion nitriding
%K nitrogen concentration profile<br>计算机仿真
%K 离子渗氮
%K 氮浓度分布
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=AB188D3B70B071C57EB64E395D864ECE&jid=B061E1135F1CBDEE96CD96C109FEAD65&aid=E71599F94CECA4005E1BE4FA4963F3CB&yid=0702FE8EC3581E51&vid=B91E8C6D6FE990DB&iid=E158A972A605785F&sid=AA5FB09E1F81059E&eid=4AD4BA66429F5627&journal_id=0412-1961&journal_name=金属学报&referenced_num=3&reference_num=1