·244 北京科技大学学报 2000年第3期 参考文献 3焦李成，神经网络系统理论，北京：电子科技出版社， 】蔡建平.应用人工神经网络预测碳钢、低合金钢的大 1992 气腐蚀.中国腐蚀与防护学报，1997,17(4)：278 4 James Plgnizi.Goal Programming and Extensions.Lexing- 2杨晓明，陈明文，王渝，等，海水腐蚀因素分析与预测. ton Books DC Heath and Company,1996 北京科技大学学报，1999,21(2)278 A Feed Forward Network Mode with Prior Knowledge and Its Application to Forecasting Ocean-water Corrosion YANG Xiaoming,XIE Tiejun,XIONG Liqing,DAI Mingan,ZHU Xiangrong 1)Inst of Higher Edu,UST Beijing.Beijing 100083,China 2)Applied Science School,UST Beijing,Beijing 100083,China 3)Qingdao Inst of Ocean Corrosion,Qingdao 266071,China ABSTRACT The relationship between material corrosion and ocean environmental factors is studied.A feed forward network incorporated with prior knowledge is used to model the mapping between the corrosion rate and the environmental factors.The calculation results show that the model can give a better prediction of the corrosion rate than those given by BP model. KEY WORDS forecast of ocean-water corrosion;prior knowledge;feed forward network model 西正西亚西变西变雪西西55雪西西5西西否西5亚5雪西西亚5步西西巧西西 (上接215页) 5魏寿昆，王国忱.空气顶吹过程中熔渣的气态脱疏.金 属学报.1965,8(4)：419 Kinetics of Gas Desulphurization in BOF Slag WU Shengwen,WANG Shuhuan,JIN Shantong Metallurgy School,UST Beijing,Beijing 100083,China ABSTRACT The kinetics of the gas desulphurization in BOF slags was studied.The influence of tempera- ture,EFeO content,basicity and the atmosphere on the gas desulphurization rate in the slag was discussed in detail.Furthermore,the mechanism of the reaction and the controlling step in the gas desulphurization are analyzed and discussed. KEY WORDS BOF slag;gas desulphurization;mechanism of desulphurization;controlling step24 . 北 京 科 技 大 学 学 报 2 00 0年 第 3期 参 考 文 献 1 蔡建平 . 应用 人工 神经 网络 预测 碳钢 、 低合金 钢 的大 气腐蚀 . 中国腐蚀 与防护 学报 , 19 97 , 17 (4) : 2 78 2 杨晓 明 , 陈明文 , 王渝 , 等 . 海 水腐蚀 因素 分析与预测 . 北京科 技大学学报 , 19 9 9 , 2 1( 2 ) : 27 8 3 焦李成 . 神经 网 络系 统理论 . 北 京 : 电子科技 出版社 , 19 92 4 J am e s P l gn 试 . G 的1 Por gj 飞m m in g an d E xet n s i o n s . L e x i n g - ot n B o ks D C H e a ht an d C o m Pan y ` 19 96 A F e e d F o wr ar d N e wt o kr M o d e w iht P ir o r K n o w l e dg e an d It s A P P li e at i o n t o F o r e e a s t i n g O c e an 一 w at e r C o r o s i o n 别刃 G Xi a o m i n g l ) , 刀它 几可“ nz) , 再了口N G L iq i n犷 ) , 刃以I iM n卯 n 3 ) , Z 仔U J砚a n , 旧心 , l )snI t o f 凡沙巴 E奴 U S T B e ij in g B e ij in g 1 00() 8 3 , C h in a Z ) A PP li e d S e i e cn e S e h o l , U S T B e ij in g尹e ij ing l 0() 0 8 3 , C b il l a 3 )Qin g d a o nI s t o f o c e an C or o s i叽Qing d a o 2 6 6 0 7 1 , C hj n a A B S T R A C T hT e r e liat on hs iP b e tw e e n m a te r i a l e or s i o n an d o c e an e n v l r o nm e ant l af e otr s 1 5 s t u d l e d . A fe e d of , ar d en wt o kr in e o pr o art e d w iht 州 or k n o w l e d g e 1 5 us e d ot m o de l het m a PP ign b e七万 e e n ht e e or s i on art e an d ht e ven ir o n工 n e n at l af e t or s . Th e e a l e ul at i on r e s u it s s h ow ht at ht e m o de l e an ig v e a b e t e r Pr e id e it on o f ht e e o r o s ion n吐 e ht an ht o s e g iv en 勿 B P m o d e l . K E Y W O R D S ofr e c a st o f o e e an 一 w a te r e or o s ion ; irP or kn ow l e dg e ; fe e d of 附 a r d n e wt o kr m do e l (上接 2 1 5页 ) 5 魏寿昆 , 王国忱 . 空气顶吹过 程 中熔渣 的气态 脱硫 . 金 属 学报 . 19 6 5 , s ( 4 ) : 4 1 9 K i n e t i e s o f G a s D e s u lP h u ir z at i o n i n B O F S lag 砰U hS e n g w e n, 环月N G hS hu u an , 刀万 肋 口 n ot ng M e alt lur 助 , S e h o l , U S T B e ij in g, B e ij ign l (M) 0 8 3 , C 创邑a A B S T R A C T hT e k l n e t i e s o f ht e g a s d e s u 1Ph u ir azt i o n in B O F s l a g s w a s s ut d l e d . Th e I n fl u enc e o f t e m P ear - 仪甘 e , 艺F e o e o n t e叭 b a s i e iyt an d ht e a t m o s如 e er o n het g as d e s u 1Ph州劝t lon art e in ht e s lag w a s d i s e us s e d in d e at il . Fu rt h emr o er , ht e m e e h an i s m o f ht e er a e t i o n an d ht e e o ntr o l1 ign s etP in ht e g a s de s u lP h u ir 洲at lon aer an a l y ez d an d d i s e u s s e d . K E Y W O R D S B O F s l a g : g a s d e s u lP h u r l azt i o n : m e e h an i sm o f de s ul P h u ir az t ion : e o n tr o ll ign st e P