.814 北京科技大学学报 第30卷 [8]Chen W,Garimella R.Michelena N.Robust design for improved [10]Zhang X L.Xu Y S.Zhong W H.Research on structural opti- vehicle handling under a range of maneuver conditions.Eng Op- mization method in design of NC machine tool bed based on dy- tim,2001,33(3):303 namic analysis by FEM.J Mech Strength.2005,27(3):353 [9]Zuo KT,Chen L P,Wang S T.et al.Research on design of mi- (张学玲,徐燕申,钟伟礼·基于有限元分析的数控机床床身结 crocompliant mechanisms with topology optimization method. 构动态优化设计方法研究.机械强度,2005,27(3):353) China Mech Eng.2004.15(21):1886 [11]Liu H W.Mechanics of Materials.Bejing:Higher Education (左孔天,陈立平,王书亭,等.用拓扑优化方法进行微型柔性 Press,1993 机构的设计研究.中国机械工程,2004,15(21):1886) (刘鸿文.材料力学,北京:高等教有出版社,1993) (上接第799页) [12]Wang H M.Chen G X.Ren Z M.et al.Magnetie induction [8]Liu G P,Tian N Y,Wu Y G.et al.Numerical simulation on the density of high frequency magnetic field for electromagnetic con- electromagnetic field of round billet continuous casting moulds in tinuous casting.Foundry Technol.2006.27(7):737 electromagnetie stirring process.Univ Sci Technol Beijing. (王宏明,陈国星,任忠鸣,等.电磁连铸用高频磁场内磁感应 2006,28(2):119 强度的分布.铸造技术,2006,27(7):737) (刘国平,田乃媛,吴耀光,等.圆坯连铸结晶器电磁搅拌数学 [13]Nakata H.Inoue T,Mort H.et al.Improvement of billet sur- 模拟.北京科技大学学报.2006,28(2):119) face quality by ultra-high frequency electromagnetic casting [9]Deng A Y.Wang E G.He JC.Meniscus behavior in electromag- 1SI1t,2002,42(3):264 netic soft-contact continuous casting round billet mold.fron [14]Park J.Sim D.Jeong H.et al.Effeet of high frequeney electro- Steel Res Int.2006.13(4):13 magnetie field on continuously cast billet.ISIJ Int,1999.39 [10]Park J.Kim H,Jeong H,et al.Initial solidification control of (12):57 continuous casting using electromagnetic oscillation method. [15]Wang H M.Bo L Q.Li G R.et al.High frequency amplitude IS1J1,2003,43(6):807 modulated magnetic field and behavior of meniscus fluctuation. [11]Takatani K.Effects of electromagnetic brake and meniscus elee- Spec Cast Nonferrous Alloys.2006.26(8):468 tromagnetic stirrer on transient molten steel flow at meniscus in a (王宏明,柏立庆,李桂荣,等.高频调幅磁场分布和液面波动 continuous casting mold.ISIJ Int.2002.42(6):915 行为研究.特种铸造及有色合金,2006,27(8):468)[8] Chen WGarimella RMichelena N.Robust design for improved vehicle handling under a range of maneuver conditions.Eng Optim200133(3):303 [9] Zuo K TChen L PWang S Tet al.Research on design of micro-compliant mechanisms with topology optimization method. China Mech Eng200415(21):1886 (左孔天陈立平王书亭等.用拓扑优化方法进行微型柔性 机构的设计研究.中国机械工程200415(21):1886) [10] Zhang X LXu Y SZhong W H.Research on structural optimization method in design of NC machine tool bed based on dynamic analysis by FEM.J Mech Strength200527(3):353 (张学玲徐燕申钟伟泓.基于有限元分析的数控机床床身结 构动态优化设计方法研究.机械强度200527(3):353) [11] Liu H W. Mechanics of Materials.Bejing:Higher Education Press1993 (刘鸿文.材料力学北京:高等教育出版社1993) (上接第799页) [8] Liu G PTian N YWu Y Get al.Numerical simulation on the electromagnetic field of round billet continuous casting moulds in electromagnetic stirring process. J Univ Sci Technol Beijing 200628(2):119 (刘国平田乃媛吴耀光等.圆坯连铸结晶器电磁搅拌数学 模拟.北京科技大学学报200628(2):119) [9] Deng A YWang E GHe J C.Meniscus behavior in electromagnetic soft-contact continuous casting round billet mold. J Iron Steel Res Int200613(4):13 [10] Park JKim HJeong Het al.Initial solidification control of continuous casting using electromagnetic oscillation method. ISIJ Int200343(6):807 [11] Takatani K.Effects of electromagnetic brake and meniscus electromagnetic stirrer on transient molten steel flow at meniscus in a continuous casting mold.ISIJ Int200242(6):915 [12] Wang H MChen G XRen Z Met al.Magnetic induction density of high frequency magnetic field for electromagnetic continuous casting.Foundry Technol200627(7):737 (王宏明陈国星任忠鸣等.电磁连铸用高频磁场内磁感应 强度的分布.铸造技术200627(7):737) [13] Nakata HInoue TMort Het al.Improvement of billet surface quality by ultra-high-frequency electromagnetic casting. ISIJ Int200242(3):264 [14] Park JSim DJeong Het al.Effect of high frequency electromagnetic field on continuously cast billet. ISIJ Int199939 (12):57 [15] Wang H MBo L QLi G Ret al.High frequency amplitudemodulated magnetic field and behavior of meniscus fluctuation. Spec Cast Nonferrous Alloys200626(8):468 (王宏明柏立庆李桂荣等.高频调幅磁场分布和液面波动 行为研究.特种铸造及有色合金200627(8):468) ·814· 北 京 科 技 大 学 学 报 第30卷