Page 199 - dyser_Stankevych

199

Ɋɢɫ. 4.5. Ɋɨɡɩɨɞɿɥ ɟɧɟɪɝɿʀ ɫɢɝɧɚɥɿɜ Ⱥȿ, ɹɤɿ ɝɟɧɟɪɭɜɚɥɢɫɶ ɩɿɫɥɹ ɞɨɫɹɝɧɟɧɧɹ

ɧɚɜɚɧɬɚɠɟɧɧɹ P = 0,6 ɤɇ.

ɇɚɩɪɢɤɥɚɞ, ɭ ɫɢɝɧɚɥɿ, ɡɨɛɪɚɠɟɧɨɦɭ ɧɚ ɪɢɫ. 4.6, ɜ, ɝ, ɜɢɞɿɥɢɥɢ ɱɨɬɢɪɢ ɥɨɤɚɥɶɧɿ

ɦɚɤɫɢɦɭɦɢ: 1 – ɭ ɱɚɫɭ t = 6,88 ɩɨ ɩɨɞɿʀ, ɞɥɹ ɹɤɨɝɨ

WT max1 = 0,043 ɿ f max1 = 720 ɤȽɰ; 2 – t = 13,38 ɦɤɫ, WT max2 = 0,08, f max2 = 520 ɤȽɰ; 3 –

t = 26,13 ɦɤɫ, WT max3 = 0,14, f max3 = 300 ɤȽɰ; 4 – t = 41,38 ɦɤɫ, WT max4 = 0,12,

f max4 = 250 ɤȽɰ.

ɦɚɤɫɢɦɚɥ ɟɧɟɪɝɿɹ ɞɨɫɥɿɞɠ ɫɢɝɧɚɥɭ ɡɨɫɟɪɟɞɠɟɧɚ ɪɿɜɧɿ

D3, ɜɿɞɩɨɜɿ ɱɚɫɬɨɬɧ ɞɿɚɩɚɡɨɧ 250…500 ɤȽɰ. ɞɿɚɩɚɡɨɧɭ ɧɚɥɟ-

ɠɚɬɶ ɱɚɫɬɨɬɢ f max3 ɬɚ f max4 ɥɨɤɚɥɶɧɢɯ ɦɚɤɫɢɦɭɦɿɜ WT max3 ɬɚ WT max4 ɩɨɞɿʀ

ɪɢɫ. 4.6, ɜ). Ɍ ɪ ɢ ɜ ɚ ɥ ɿ ɫ ɬ ɶ ɰ ɢ ɯ ɿ ɦ ɩ ɭ ɥ ɶ ɫ ɿ ɜ ǻ t 3 = 22 ɬ ɚ ǻ t 4 =14 ɦɤɫ (ɪɢɫ. 4.6, ɝ), ɚ
ɩɚɪɚɦɟɬɪɚ E WT 3 , 0 389 ɬɚ E WT 4 , 0 142 , ɜɿɞɩɨɜɿɞɧɨ.

Ɉɫɤɿ ɩɚɪɚɦɟ ɩɨɞ ɡ WT max4 ɫɩɿɜɩɚɞɚɸɬ ɚɧɚɥɨɝɿɱɧɢɦɢ, ɨɩɢɫɚɧɢɦɢ

ɜɢɳɟ (ɞɢɜ. ɪɢɫ. 4.4 ɬɚ 4.6), ɦɨ ɩɪɢɩɭɫɬɢɬɢ, ʀʀ ɞɠɟɪɟɥ ɜɿɞɲɚɪɭɜɚɧɧɹ

ɫɤɥɨɜɨɥɨɤɧɚ (ɫɤɥɨɬɤɚɧɢɧɢ) ɜɿɞ ɦɚɬɪɢɰɿ ɚɛɨ ɩɨɲɢɪɟɧɧɹ ɦɚɤɪɨɬɪɿɳɢɧ ɭɡɞɨɜɠ ɦɟɠɿ

ɫɤɥɨɬɤɚɧɢɧɚ ɦɚɬɪɢɰɹ.