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例秦孙
9 years ago
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1 論年來來例路流路路零了度領路例濾螺螺金降了論良量不切例立度立度類不路數例行降不量了螺金 ( W ) 1

2 了不良例金 ( W P ) 來降論來金金金了不良金流不流不率流金流金兩流流流來金數金裡流論利參數來論螺來不良串聯數串聯流金 ( W ) 流金 ( W ) 串聯來率金度 ( WP ) 金降金金 2

3 ( W ) 數參數來利論來串聯數數理螺螺來論數金度論利來論 3

4 螺來參數量來金狀螺量流例率金流不兩流流金金金流流流金金金流不金了流量量 P = I 2 R eff 來 R eff 串聯流度不了量了螺狀量螺參數金 ( W ) 數 ( N ) ( D) ( S ) 參數 N 數 4

5 螺金料數金度來金數數數數金來流了金金了降金度金度 5

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7 螺來金狀螺路量 R dc R dc R dc = R sheet l W l W 度度 R sheet 參金不率流不金 2 δ = ωµ σ 0 7

8 率流不流力流金流金流 8

9 流 Iex 流 B 螺狀數拉律流流 B eddy 流 Ieddy 流流流 9

10 狀若見兩流流流狀兩金 10

11 金金 ox C 金 C ox 數降見度降 C ox 金 Β eddy 流 I eddy 裡金流流見 11

12 流了金料狀參見參 12

13 切流金來說金連了度了 Cox 利路參數例參數參數都率 Z in = R eq Im( Z Q = Re( Z in in ) ) Im( Zin ) L = ω + jωl eq Y 11 數 13

14 Z in = R eq 1 Im( ) Y11 Q = 1 Re( ) Y 11 1 Im( ) Y11 L = ω + jωl eq 1 = Y 11 參數 Y 11 來見率 14

15 螺串聯論串聯數串聯來串聯流金流串聯數金度 W 流金度流金度 W 來串聯 P 串聯數流金 Β W = 18µ m D = 350µ m N = 6 s = 3µ m 例利數 Β 見流 Ieddy 串聯 R eff 數 15

16 列 Β 數 n n = 1 Β ( ) = Β n M N M n 0 N 數 0 Β ( n = N ) M 降零數 M N / 4 Β 0 M 螺流 Β 0 = µ 0 P I ex µ 0 數 P = W + s I ex 流流拉律 Β 來 r Ε Ε x y zˆ = jω Β z zˆ 16

17 Ε Β 流度 Jeddy W / 2 W / 2 ( x ) = j Β ( n )x Ε ω 見 W 2 W x 2 流流度 Jeddy r J eddy = σ Ε = σω Β W ( n ) 2 σ 金數流 Ieddy ( w e T ) 見流度 Jeddy 流 17

18 金流度 we 數 W / 4 度 we Β 拉律 Ε 流 Ieddy 金 2 度 we 度 δ = δ 率 ωµ σ 0 I eddy = J δt eddy 利流 I, 數數 I eddy, n 2 eddy n 0.65 W = µ 0 σω T δ P 18 n N M M I ex 了串聯量 n 量 2 2 P n = I ex R n + I eddy, n R eddy, n

19 Rn 流 R R l n W n = sheet R eddy, n 度 R, R eddy n = 2 R ln δ eddy, n sheet 2 流 ( ) R Iex 串聯 eff, n R eff, n = R n + R eddy, n = R sheet ln W δln ωµ 0 n M W R P N M sheet 19

20 金度螺串聯 R eff, n R n 流 R eddy, n 量 R n 了不良 R, 來串聯數 n eddy n R 金 ( ) 見金 ( ) W 流 R, 金 ( W ) eddy n W 參數串聯 R eff, n 來 R n ( W ) 流 ( W ) R eddy 金 R n ( W ) 流 Reddy, n( W ) 度 ( W P ) 來 20

21 串聯 R ( W ) R ( W ) R eff, n W ( W ) eff,n = 0 eff,n 列度 ( ) W P, n ( f ) = δ ( 2 π f ) 零 W P, n R sheet P 2 2 n M µ 0 N M 度率 ( f ) 率 ( D ) 來率度來度 W P, n 利來度 ( ) 2 1 / 3 來螺說論數 ( n) 見 P = W + s 不 M 降零數數 ( ) M 零不度 M N / 4 M 不例數例 M = n = 2 例 N = 4 M = N / 4 = 1 M = n = 1 n = 1 度 n = 2n = 3 = 4 見 n 度 ( W ) ( W ) ( W ) P,2 P,3 P,4 21

22 金螺金螺 22

23 W P, n 來度 ( ) 來不參數 W W P, n D 數 N S 螺度 ( ) max Q max 列 Qmax Qmax Qmax Qmax Qmax Qmax Qmax Q ( ) 23

24 Qmax Qmax Qmax 24

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35 利數理論年念不都不不力不力來更年度理論年了類年了年陸陸領更參數量立立數數數力率 35

36 行數理論串串數數數理數數串不數不論串來行例參數 0.0 P 2. 0 若數串行 P = 256 離若參數 36

37 value = ( ) ( 2 1) ( ) = 8 ( P P ) max ( 2 1) min value = B L 參數參數參數數串度離不參數不參數連更數數數率數數來劣留率若降串數度降數數數便 37

38 數數數數若了數 f ( x) 數 g( x) g( x) f ( x) { f ( x) } Max{ f ( x) } Max{ g( x) } = Min = = 了數數輪數數 { f ( x) } Max{ f ( x) + C} = Max{ g( x) C} Min = + 若數數令 g ( x) 1/ f ( x) { f ( x) } = Max{ / f ( x) } Max{ g( x) } = Min 1 = 不亂數數數數數參串更理更數不數參數數來 38

39 理年年來諸理良論來良數來率數率數率更數數率率不輪年輪率輪例率累輪數輪率輪令 39

40 G = PS g n n= 1 率 P i = gi G 累率 i p i = P n n= 1 亂數 ~ 數若 p < n < i 1 p i ~ 數數不率數異行兩不來行數數來行數數不來行度數率更更類不數來不度不 40

41 度數列切度率切見列兩兩列兩見 41

42 列行率立串兩列見 42

43 不若易參數率 p m 行亂數 ~ 數 r < pm 行 r pm 不行率 ~ 率不率良異流例利參數來數數來流 43

44 流例來說 2 f ( x) π + 2πr = r x 數 2 x 4 串數串 44

45 串行率串都率串不都率串 45

46 M = 2 n = 6,5,4, 3 度利串聯 R( W ) 數 1 f ( W ) = R W ( ) A 2 R ( W ) = + BW A6 = 1.51e 6 B6 = 2.268e + 10 W 率率 W p, 6 = 串 f ( W ) 率率 W p, 5 = 串 f ( W ) 46

47 率率 W p, 4 = 串 f ( W ) 率率 W p, 3 = 串 f ( W ) W W W W p, 6 = p, 5 = p, 4 = p, 3 = 47

48 利例來利來度 48

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54 論論來來數串聯金流金利串聯來金金來不金參數兩不來了金 D 100µ m 來度了論 D 80µ m 了金降來串聯數不參數 54

55 Reference 55

56 螺路論林泥參數論沈行數論 56