,1280 北京科技大学学报 第31卷 0.11 (何忠治.电工钢,北京:冶金工业出版社,1996) [2]Weidenfeller B,Riehemann B.Effects of surface treatments on the hysteresis losses of GO iron silicon steel.J Magn Magn 0.10 Mater,2005,292:210 [3]Zhu Y C,Wang L F,Qiao X L.Methods and mechanism of the 0.09 domain refinement of grain oriented silicon steel by surface treat- ment.Res Iron Steel.2006.34(6):50 (朱业超,王良芳,乔学亮,表面处理细化取向硅钢磁畴的方 0.08 4 6 10 法和机理.钢铁研究,2006,34(6):50) 抛光量/g [4]Lu F X.Yao C J.Recent progress in high magnetic induction graimoriented silicon steel sheets in Japan.Met Funct Mater, 图7不同抛光量下铁损的变化 2006,113(13):34 Fig.7 Relation between polish amount and iron loss (卢风喜,姚成君,日本高磁感取向硅钢最新进展。金属功能 材料,2006,113(13):34) 层在基体中的嵌入程度,嵌入程度越高,越有利于涂 [5]Zhao J.Xiao F M.Zhang H N.Influence of insulation coating on 层附着性能的改善,但是,从铁损的角度看,底层在 characteristics of high magnetic induction oriented sheet steel. 基体的嵌入程度在磁化过程中会影响磁畴的畴壁移 Transformer,2002,39(5):25 动,从而在一定程度上恶化铁损.因此,为了获得良 (赵键,肖福明,张辉宁.绝缘涂层对高磁感取向硅钢片性能 好的性能,硅酸镁底层在基体的嵌入程度要少,同时 的影响,变压器,2002,39(5):25) 要获得良好的附着性,必须在表面形成细小排列致 [6]Inokuti Y,Suzuki K.Kobayashi Y.Effect of difference in ion plating method on the magnetic properties of TiN-coated grainori 密的硅酸镁晶体.表面张力涂层与硅酸镁底层的结 ented silicon steel sheet.Mater Trans JIM.1995.36(8):1081 合是渗透结合,是一种非晶态玻璃膜结构,通过张力 [7]Inckuti Y.Grain oriented silicon steel sheet with a ceramic film 作用在一定程度上改善取向硅钢的磁性能, characterized by ultralow iron loss.Vocuum.1996.47:857 [8]Takeshi K.Masahiro F.Yoshiyuki U.Recent progress and fu- 3结论 ture trend on grain oriented silicon steel.Magn Magn Mater. (1)取向硅钢表面绝缘涂层主要由硅酸镁底层 2000,215.69 [9]Liu X B.Kong X H.He Y D,et al.Effect of SisNa tensile coat- 和表面磷酸盐张力涂层两部分组成,每层的厚度约 ing on performance of oriented silicon steel.Trans Mater Heat 为1m,硅酸镁底层结晶完整,晶粒之间结合致密 Teat,2007,28(6):128 硅酸镁底层与基体结合主要是靠硅酸镁的嵌入式结 (刘新彬,孔祥华,何业东,等.氮化硅张力涂层对取向硅钢 构实现,磷酸盐涂层与硅酸镁底层之间有一定的互 性能的影响.材料热处理学报,2007,28(6):128) 扩散层 [10]Maria D.Cesar MM.Marc J M.Effect of the temperature and (2)磷酸盐涂层可以降低取向硅钢铁损达9% dew point of the decarburization process on the oxide subscale of a 3%silicon steel.J MagnMagn Mater.2003.254/255:337 左右,硅酸镁底层的嵌入式结构提供绝缘涂层良好 [11]Toshito T.Mitsumasa K,Michiro K.Effect of hydrogen con- 附着性的同时,也对取向硅钢的铁芯损耗产生不利 tent in the final annealing atmosphere on secondary recrystalliza" 影响, tion of grainoriented Si steel.J Magn Magn Mater.2003. 254/255:334 参考文献 [12]Ushigami Y,Mizokami M.Fujikura M.et al.Recent develop- [1]HeZZ.Electrical Steel.Beijing:Metallurgical Industry Press, ment of low -loss grain oriented silicon steel.J Magn Magn 1996 Mater,2003,254/255,307图7 不同抛光量下铁损的变化 Fig.7 Relation between polish amount and iron loss 层在基体中的嵌入程度嵌入程度越高越有利于涂 层附着性能的改善.但是从铁损的角度看底层在 基体的嵌入程度在磁化过程中会影响磁畴的畴壁移 动从而在一定程度上恶化铁损.因此为了获得良 好的性能硅酸镁底层在基体的嵌入程度要少同时 要获得良好的附着性必须在表面形成细小排列致 密的硅酸镁晶体.表面张力涂层与硅酸镁底层的结 合是渗透结合是一种非晶态玻璃膜结构通过张力 作用在一定程度上改善取向硅钢的磁性能. 3 结论 (1) 取向硅钢表面绝缘涂层主要由硅酸镁底层 和表面磷酸盐张力涂层两部分组成每层的厚度约 为1μm.硅酸镁底层结晶完整晶粒之间结合致密. 硅酸镁底层与基体结合主要是靠硅酸镁的嵌入式结 构实现.磷酸盐涂层与硅酸镁底层之间有一定的互 扩散层. (2) 磷酸盐涂层可以降低取向硅钢铁损达9% 左右.硅酸镁底层的嵌入式结构提供绝缘涂层良好 附着性的同时也对取向硅钢的铁芯损耗产生不利 影响. 参 考 文 献 [1] He Z Z.Electrical Steel.Beijing:Metallurgical Industry Press 1996 (何忠治.电工钢.北京:冶金工业出版社1996) [2] Weidenfeller BRiehemann B.Effects of surface treatments on the hysteresis losses of GO iron silicon steel. J Magn Magn Mater2005292:210 [3] Zhu Y CWang L FQiao X L.Methods and mechanism of the domain refinement of grain oriented silicon steel by surface treatment.Res Iron Steel200634(6):50 (朱业超王良芳乔学亮.表面处理细化取向硅钢磁畴的方 法和机理.钢铁研究200634(6):50) [4] Lu F XYao C J.Recent progress in high magnetic induction grain-oriented silicon steel sheets in Japan. Met Funct Mater 2006113(13):34 (卢凤喜姚成君.日本高磁感取向硅钢最新进展.金属功能 材料2006113(13):34) [5] Zhao JXiao F MZhang H N.Influence of insulation coating on characteristics of high magnetic induction oriented sheet steel. T ransformer200239(5):25 (赵键肖福明张辉宁.绝缘涂层对高磁感取向硅钢片性能 的影响.变压器200239(5):25) [6] Inokuti YSuzuki KKobayashi Y.Effect of difference in ion plating method on the magnetic properties of TiN-coated grain oriented silicon steel sheet.Mater T rans JIM199536(8):1081 [7] Inckuti Y.Grain oriented silicon steel sheet with a ceramic film characterized by ultra-low iron loss.V acuum199647:857 [8] Takeshi KMasahiro FYoshiyuki U.Recent progress and future trend on grain-oriented silicon steel.J Magn Magn Mater 2000215:69 [9] Liu X BKong X HHe Y Det al.Effect of Si3N4tensile coating on performance of oriented silicon steel.T rans Mater Heat T reat200728(6):128 (刘新彬孔祥华何业东等.氮化硅张力涂层对取向硅钢 性能的影响.材料热处理学报200728(6):128) [10] Maria DCesar M MMarc J M.Effect of the temperature and dew point of the decarburization process on the oxide subscale of a3% silicon steel.J Magn Magn Mater2003254/255:337 [11] Toshito TMitsumasa KMichiro K.Effect of hydrogen content in the final annealing atmosphere on secondary recrystallization of grain-oriented Si steel. J Magn Magn Mater2003 254/255:334 [12] Ushigami YMizokami MFujikura Met al.Recent development of low-loss grain-oriented silicon steel. J Magn Magn Mater2003254/255:307 ·1280· 北 京 科 技 大 学 学 报 第31卷