Page 430 - index

104-ɫɭɪɟɬ

ɀɵɥɞɚɦɞɵԕɬɚɪ ɩɥɚɧɵɧɵԙ ɩɨɥɸɫɿɧ ɪ ɪɨɥɢɤ ɰɟɧɬɪɿɦɟɧ, ɚɥ ɩɥɚɧɞɚԑɵ b1
ɧԛɤɬɟɫɿɧ ɠԝɞɵɪɵԕɲɚɧɵԙ ɚɣɧɚɥɭ ɰɟɧɬɪɿɦɟɧ ɛɟɬɬɟɫɬɿɪɝɟɧɞɟ, ɠɵɥɞɚɦɞɵԕɬɚɪ

ɩɥɚɧɵɧɵԙ ɦɚɫɲɬɚɛ ɤɨɷɮɮɢɰɢɟɧɬɿ

Pv PlZ (7.2)

ɬɟԙɞɿɤɬɟɧ ɚɧɵԕɬɚɥɚɞɵ.

Ȼԝɥ ɬɟԙɞɿɤɬɟɝɿ: P l – ԝɡɵɧɞɵԕɬɵԙ ɦɚɫɲɬɚɛ ɤɨɷɮɮɢɰɢɟɧɬɿ, Z –

ɠԝɞɵɪɵԕɲɚɧɵԙ ɛԝɪɵɲɬɵԕ ɠɵɥɞɚɦɞɵԑɵ. ȿɝɟɪ b1 ɧԛɤɬɟɫɿɧɟɧ ɛɚɫɬɚɩ, vB2B1

ɜɟɤɬɨɪɵɧɵԙ ɛɚԑɵɬɵɧ, ɢɬɟɪɝɿɲ ɠɵɥɞɚɦɞɵԑɵɧɵԙ vB2 ɛɚԑɵɬɵɧɚ ɩɨɥɸɫɬɚɧ

( ɪ ) ɠԛɪɝɿɡɿɥɝɟɧ ɩɟɪɩɟɧɞɢɤɭɥɹɪɦɟɧ ԕɢɵɥɵɫԕɚɧԑɚ ɞɟɣɿɧ ɫɨɡɫɚԕ, ɨɧɞɚ ɚɥɵɧԑɚɧ

pb2 ɤɟɫɿɧɞɿɫɿ vB2 ɠɵɥɞɚɦɞɵԑɵɧɵԙ ɦɨɞɭɥɿɧ ɛɟɪɟɞɿ, ɹԑɧɢ: (7.3)
v B2 ( pb2 )Pv .
scZ ԧɪɧɟɝɿɧ
Ɉɫɵ ɮɨɪɦɭɥɚԑɚ ɦɚɫɲɬɚɛ ɤɨɷɮɮɢɰɢɟɧɬɿɧ ԕɨɣɵɩ ɠԥɧɟ vB1

ɟɫɤɟɪɫɟɤ

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