Effect of nano-sized silica particle for high insulation resistance on the surface of non-oriented electrical steel # .1 ! ;32 &2) &2 0*(86.(&0 !8**0 *7*&6(- 6394 "*(-2.(&0 *7*&6(- &'36&836.*7 ! 3*)32,)32, &1,9 43-&2, =92,'9/ 36*& 3-&2, 3< ABSTRACT "-* *++*(8 3+ & 2&237.>*) 7.0.(& 4&68.(0* 32 8-* 796+&(* .2790&8.32 6*7.78.:.8= 3+ 23236.*28*) *0*(86.(&0 78**0 7-**8 ;&7 .2:*78.,&8*) !*:*6&0 /.2)7 3+ 2&237.>*) (3003.)&0 7.0.(& ;*6* 1.<*) 83 8-* (-631.91+6** (3&8.2, 73098.32 ;-.(- .7 (327.78*) 3+ 1.<896* 3+ 1*8&0 4-374-&8* &2) 430=*78*6 6*7.2 "3 *<40&.2 8-* 1*(-&2.71 3+ .2790&8.32 (966*28 .2 8-* (3&8.2, 0&=*6 8-* 7*6.*7 1.(63).*0*(86.( *++*(8 .7 .2863)9(*) 2 ;*00).74*67*) 2&237.>*) 4&68.(0* .2 8-* (3&8.2, 0&=*6 8-* 79((*77.:* 1.(63).*0*(86.( 6*79087 .2 8-* *0*(86.(&0 .2790&8.32 (966*28 7 & 6*7908 3+ 79((*77.:* 1.(63).*0*(86.( 8-* :&09* 3+ .2790&8.32 (966*28 ;&7 .2(6*&7*) *6* 6&2/0.2 .2790&8.32 8*78*6 ;&7 *1403=*) 83 )*8*61.2* 8-* 4634*68.*7 3+ 796+&(* 6*7.78.:.8= &773(.&8*) ;.8- 8-* (32)9(8.32 3+ &2 *0*(86.(&0 (966*28 7 &2 *<4*6.1*28&0 6*7908 .8 ;&7 +392) 8-&8 8-* 7.>* &2) 730.) (328*28 3+ & 2&237.>*) 7.0.(& 4&68.(0* ;*6* 78632,0= .2+09*2(*) 32 8-* 4634*68.*7 3+ .2790&8.32 (966*28 8 .7 .2(6*&7*) '= )*(6*&7.2, 8-* 4&68.(0* 7.>* 3+ 7.0.(& &2) .2(6*&7.2, 730.) (328*28 3+ 7.0.(& 8 .7 -3;*:*6 320= .2(6*&7*) 83 & (*68&.2 *<8*28 3+ 730.) (328*28 &2) 8-*2 .8 '*,.27 83 )*(6*&7* '*(&97* 8-* (3&0*7(*2(* &2) (3-*7.32 4-*231*2& &6* '63/*2 398 !9(- &7 & -.,- 4*6(*28 3+ 7.0.(& (328*28 8-*6*+36* 1.(63).*0*(86.( *++*(8 7-390) '* )*(6*&7*) ;.8- .2(6*&7.2, 8-* 838&0 796+&(* &6*& 3+ 7.0.(& )9* 83 (0978*6*) 7.0.(& &(87 &7 32* 0&6,* 7.0.(& 4&68.(0* Keywords -631.91+6** &237.>*) (3003.)&0 7.0.(& !96+&(* .2790&8.32 (966*28 !*6.*7 1.(63).*0*(86.( *++*(8 1 INTRODUCTION 0*(86.(&0 78**07 &6* 97*) .2 8-* 1&,2*8.( (36*7 3+ 79(- 1&(-.2*7 &7 138367 ,*2*6&8367 &2) 86&27+361*67 28*27.:* *++*(87 -&:* '**2 ).6*(8*) &8 )*:*034.2, .1463:*) 78**07 ;.8- 03;*6 .632 0377 +36 97* .2 *2*6,= *++.(.*28 1&(-.2*7 "-* *))= (966*28 0377 (31432*28 3+ 8-* (36* (&2 '* 6*)9(*) '= 97* 3+ .2790&8.2, (3&8.2,7 83 *2796* 8-&8 8-* *))= (966*28 .7 6*786.(8*) 83 .2).:.)9&0 0&1.2&8.327 "-* 7*0*(8.32 3+ 8-* 1378 79.8&'0* (3&8.2, 73098.32 +36 & 74*(.+.( &440.(&8.32 -&7 83 '* 1&)* ;.8- 6*+*6*2(* 83 8-* .2790&8.32 (966*28 492(-&'.0.8= (36637.32 6*7.78&2(* 4634*68.*7 ;*0)&'.0.8= -*&8 6*7.78&2(* 78&(/.2, +&(836 (-*1.(&0 6*7.78&2(* '962398 (-&6&(8*6.78.(7 6*7.78&2(* 83 (3146*77.32 (3&8.2, 8-.(/2*77 796+&(* 639,-2*77 &2) 7(6&8(- 6*7.78&2(* 4634*68.*7 (3&8.2, 73098.32 ;-.(- +3617 &2 .2790&8.32 (3&8.2, 3+ & 23236.*28*) *0*(86.(&0 78**0 7-**8 ,*2*6&00= .7 (0&77.+.*) .283 8-6** 8=4*7 "-*6* &6* .236,&2.( (3&8.2, 73098.32 36,&2.( (3&8.2, 73098.32 &2) 36,&2.(.236,&2.( -='6.) (3&8.2, 73098.32 "-* .236,&2.( (3&8.2, 73098.32 !3 (&00*) 8=4* .7 (31437*) 1&.20= 3+ .236,&2.( 1&8*6.&07 79(- &7 4-374-&8* ;-.(- *2&'0*7 8-* +361&8.32 3+ & (3&8.2, +.01 ;.8- -.,- -*&8 6*7.78&2(* ;*0)&'.0.8= &2) 0&=*6.2, 4634*68.*7 3;*:*6 )9* 83 8-* -.,- -&6)2*77 3+ 8-* .2790&8.32 (3&8.2, +.01 & 130) 3+ 492(-.2, 1&(-.2* .7 136* 59.(/0= )&1&,*) 8-&2 ;-*2 97.2, & (3&8.2, +.01 (328&.2.2, &2 36,&2.( 1&8*6.&0 327*59*280= 8-* .236,&2.( (3&8.2, 73098.32 .7 238 )*7.6&'0* +631 8-* &74*(8 3+ 492(-.2, 463(*77&'.0.8= "-* 36,&2.( (3&8.2, 73098.32 !3 (&00*) 8=4* .7 (327.78*) 13780= 3+ &2 36,&2.( 1&8*6.&0 &2) .7 :*6= 794*6.36 .2 8*617 3+ 492(-&'.0.8= &2) &)-*7.32 4634*68.*7 :*2 ;-*2 8-* 8-.(/2*77 3+ 8-* +.01 .7 .2(6*&7*) &)-*7.32 .7 *<(*00*28 &2) 8-97 8-* 36,&2.( (3&8.2, 73098.32 .7 (-.*+0= 97*) +36 0&6,* .632 (36*7 6*59.6.2, .28*60&=*6 .2790&8.2, 4634*68.*7 3;*:*6 8-* ;*0)&'.0.8= 3+ 8-* 36,&2.( (3&8.2, +.01 .7 238 ,33) '*(&97* 6*7.2)*(31437.2, ,&7 .7 ,*2*6&8*) 9432 ;*0).2, 36*3:*6 .8 .7 238 79.8&'0* +36 '962398 463(*77 !3 (&00 ! $!86*77 *0.*+ 22*&0.2,% 463(*77 '*(&97* 3+ & ;*&/ -*&8 6*7.78&2(* "-* .28*6*78 3+ .1463:.2, -*&8 6*7.78&2(* &2) .2790&8.32 4634*68.*7 -&:* '**2 6*59.6*) 8-* )*:*0341*28 3+ &2 36,&2.(.236,&2.( -='6.) (3&8.2, 7=78*1 !3 (&00*) 8=4* 97.2, '38- &2 36,&2.( &2) &2 .236,&2.( 1&8*6.&0 4-374-&8* 36 (-631&8* 6 .7 1&.20= 97*) +36 8-* .236,&2.( 1&8*6.&07 2 8-* (&7* 3+ & (3&8.2, +.01 97.2, 79(- -='6.) (31437.8.32 8-* -*&8 6*7.78&2(* &2) .2790&8.32 4634*68.*7 &6* 78632,0= .2+09*2(*) '= 8-* .236,&2.( 1&8*6.&0 8 8-* 7&1* 8.1* 8-* 09'6.(&8.32 *++*(8 .7 .2(6*&7*) '= 8-* 4634*68.*7 3+ 36,&2.( 1&8*6.&0 "-* 1*8-3) 3+ +361.2, &2 .2790&8.32 (3&8.2, +.01 '= 97.2, &2 36,&2.(.236,&2.( (3&8.2, .7 ;*00/23;2 2 8-* (&7* ;-*6* (-631&8* .7 97*) & -=)63,*2 '32) .7 +361*) '*8;**2 (-631&8* &2) &2 .632 3<.)* * 0&=*6 3+ & 23236.*28*) *0*(86.(&0 78**0 7-**8 8-97 &88&.2.2, *<(*00*28 (3&8.2, 4634*68.*7 .2(09).2, &)-*7.32 &2) 492(-&'.0.8= &2) +968-*6136* ,33) (3&8.2, 4634*68.*7 1&= '* 3'8&.2*) *:*2 &+8*6 ! 463(*77 3;*:*6 )9* 83 8-* (31437.8.32 3+ 79(- & (32:*28.32&0 (3&8.2, 73098.32 *77*28.&00= (328&.2*) (-631.91 86.3<.)* 92+&:36&'0* *++*(87 32 8-* -91&2 -*&08- &2) *2:.6321*28&0 463'0*17 &6* (&97*) 886.'98&'0* 83 8-* &'3:* 463'0*17 8-* 97* 3+ -*&:= 1*8&07 .2(09).2, -*<&:&0*28 (-631.916 .7 0.1.8*) 92)*6 8-* NSTI-Nanotech 2010, www.nsti.org, ISBN 978-1-4398-3401-5 Vol. 1, 2010 651
