第8期 王海川等：脉冲电场处理对钢的凝固组织和元素分布的影响 .797. 变.北京科技大学学报，2000,22(4)：307 参考文献 [7]王建中，王静松，常国威，等。电脉冲孕有处理对连铸Q235钢 [1]王建中.电脉冲孕育处理技术研究及液态金属团簇结构假说 小方坯凝固组织的影响.辽宁工学院学报：自然科学版，1999， [学位论文]，北京：北京科技大学，19981 19(2):2 [2]王冰，何力佳，王建中.电脉冲孕育处理对ZL201合金凝固组 [8】唐勇，王建中，苍大强.电脉冲对高碳钢凝固组织的影响。钢 织的影响.辽宁工学院学报，2003,23(5)：37 铁研究学报，1999,11(4)：44 [3]邢书明，徐亚荣，胡汉起，等.电场和磁场作用下的金属凝固。 [9]李玲珍，宗燕兵，崔衡，等.电脉冲改普HRB335钢宏观凝固组 特种铸造及有色合金，1998(6)：37 织的作用.北京科技大学学报，2004,26(5)：178 [4]鄢红春，何冠虎，周本濂，等.脉冲电流对SPh合金凝固组织 [10] 薛庆国，王静松，何宇明，等.中间包钢水电脉冲孕有处理对 的影响.金属学报，1997,33(4)：352 电工钢连铸坯组织的影响.特殊钢，2004,25(2)：53 [5]何树先，王俊，周尧和.高密度脉冲电流对A356铝合金低温熔 [11]李平，薛庆国，关勇，等。电脉冲孕育处理对方坯连铸 体凝固组织的影响.金属学报，2002,38(5)：479 09 CuPCrNi钢凝固组织的影响，北京科技大学学报，2004,25 [6]唐勇，王建中，苍大强，等.电脉冲作用下T8钢凝固组织的改 (2):219 Effect of pulse electric field on the solidification microstructure and element distri- bution of carbon steel WA NG Haichuan,ZHA NG Wangsheng,LIAO Zhiyou,MIN Changjie,WANG Shijun,DONG Yuanchi School of Metallurgy &Resources.Anhui University of Technology,Maanshan 243002.China ABSTRACI Molten steel was treated through changing the voltage of pulse electric field,the effect of pulse electric field on the refinement of crystal particles and the transfer of elements in solidification process was inves- tigated.The number and distribution of crystal particles in steel was analyzed using the software ImageJ.The distribution and segregation of main elements in the solidification structure of steel were studied by original posi- tion analysis (OPA),and the effect of the voltage of pulse electric field on the transfer of elements in solidifica tion process was discussed.The results showed that the crystal particles were obviously refined with increasing pulse voltage,and there was a similar distribution characteristic for the elements Si,Mn and P but reverse for the elements P and S. KEY WORDS molten steel;solidification microstructure;particle refinement;element distribution;electric pulse参 考 文 献 ［1］ 王建中．电脉冲孕育处理技术研究及液态金属团簇结构假说 ［学位论文］．北京：北京科技大学‚1998：1 ［2］ 王冰‚何力佳‚王建中．电脉冲孕育处理对 ZL201合金凝固组 织的影响．辽宁工学院学报‚2003‚23（5）：37 ［3］ 邢书明‚徐亚荣‚胡汉起‚等．电场和磁场作用下的金属凝固． 特种铸造及有色合金‚1998（6）：37 ［4］ 鄢红春‚何冠虎‚周本濂‚等．脉冲电流对 Sn—Pb 合金凝固组织 的影响．金属学报‚1997‚33（4）：352 ［5］ 何树先‚王俊‚周尧和．高密度脉冲电流对 A356铝合金低温熔 体凝固组织的影响．金属学报‚2002‚38（5）：479 ［6］ 唐勇‚王建中‚苍大强‚等．电脉冲作用下 T8钢凝固组织的改 变．北京科技大学学报‚2000‚22（4）：307 ［7］ 王建中‚王静松‚常国威‚等．电脉冲孕育处理对连铸 Q235钢 小方坯凝固组织的影响．辽宁工学院学报：自然科学版‚1999‚ 19（2）：2 ［8］ 唐勇‚王建中‚苍大强．电脉冲对高碳钢凝固组织的影响．钢 铁研究学报‚1999‚11（4）：44 ［9］ 李玲珍‚宗燕兵‚崔衡‚等．电脉冲改善 HRB335钢宏观凝固组 织的作用．北京科技大学学报‚2004‚26（5）：478 ［10］ 薛庆国‚王静松‚何宇明‚等．中间包钢水电脉冲孕育处理对 电工钢连铸坯组织的影响．特殊钢‚2004‚25（2）：53 ［11］ 李平‚薛 庆 国‚关 勇‚等．电 脉 冲 孕 育 处 理 对 方 坯 连 铸 09CuPCrNi 钢凝固组织的影响．北京科技大学学报‚2004‚25 （2）：219 Effect of pulse electric field on the solidification microstructure and element distri￾bution of carbon steel WA NG Haichuan‚ZHA NG Wangsheng‚LIAO Zhiyou‚MIN Changjie‚WA NG Shijun‚DONG Y uanchi School of Metallurgy ＆ Resources‚Anhui University of Technology‚Maanshan243002‚China ABSTRACT Molten steel was treated through changing the voltage of pulse electric field‚the effect of pulse electric field on the refinement of crystal particles and the transfer of elements in solidification process was inves￾tigated．The number and distribution of crystal particles in steel was analyzed using the software ImageJ．The distribution and segregation of main elements in the solidification structure of steel were studied by original posi￾tion analysis （OPA）‚and the effect of the voltage of pulse electric field on the transfer of elements in solidifica￾tion process was discussed．The results showed that the crystal particles were obviously refined with increasing pulse voltage‚and there was a similar distribution characteristic for the elements Si‚Mn and P but reverse for the elements P and S． KEY WORDS molten steel；solidification microstructure；particle refinement；element distribution；electric pulse 第8期 王海川等： 脉冲电场处理对钢的凝固组织和元素分布的影响 ·797·