) ( )
:
1 = . η η = 7779∙0,98∙0,99 = 7547,19 ;
. , ;
η 䳿 ;
η 䳿 .
:
n 1 = n = 960 -1
:
,
:
1 = = = 75,11
) ( ).
, :
2 = 1 η η .. = 7547,19∙0,990,97=7247,56 ,
η 䳿 ;
η. 䳿 .
:
n 2 = = 214,76 -1.
:
ω 2 = = = 22,42 -1.
:
2 = = = 323,26 ;
) ( III).
3 = 2 ∙ η ∙ η. .= 7247,56 0,99 0,97 = 6959,83 .
: η 䳿 ;
η. 䳿 .
n 3 = = = 62,07 -1
ω 3 = = -1;
3 = .
) ( IV )
4 = 3 ∙η = 6959,83 0,92 = 6403,04 ,
η 䳿 .
n 4 = = = 24,84 -1;
ω 4 = = -1;
4 = = = 2462,8 T = 2465,5 .
.
:
Δ = ∙100 = % = 0,01%,
[Δ] = 13%.
1 | |||||||
, | , | ω, -1 | n, -1 | , u | |||
I | () | 7547,18 | 75,11 | 100,48 | 4,47 | ||
II | 7247,56 | 323,26 | 22,42 | 214,76 | |||
() | 3,46 | ||||||
III | 6959,83 | 1071,4 | 2,6 | 62,07 | |||
2,5 | |||||||
IV | 6403,04 | 2462,8 | 2,599 | 24,84 |
2
- (. 2)
. 2. -
1 ; 2 ; 3 ; 4 ; 5
:
= 3800 ;
n = 35 -1 ;
a = 35 .
1. ϳ :
:
. .= = =5,35 ,
η - 䳿 , :
η = η η . η η 2 = 0,99 0,8 0,93 0,99 = 0,71;
|
|
η = 0,99 ( 1);
η . = 0,8 ( );
η = 0,93 ;
η = 0,99 .
= 5,5 , :
Δ = = ∙100% = 2,72%,
:
n.. = n (u.min u.max) = 85∙(20...200) = 1700...17000 -1,
u.min, u.max ;
u = u ∙ u.. =(10...40)∙(2...5) = 20...200,
u u. ( 2)
( 4) n. = 3000 -1.
4 5 4100L23 = 5,5 , η = 87,5%; n = 2880 /, 100.
2. :
u = = = 33,88.
(8; 10; 12,5; 16; 20; 25; 31,5; 40; 50; 63; 80) u.. = 12,5, :
u = = = 2,71.
:
z 1 = = = 2,08...2,24,
z 1 = 36...28 . z1 = 4.
:
z1 = 4; η . = 0,92...0,87 (. . 1) η .. = 0,9 :
η = 0,99 0,9 0,93 0,992 = 0,812.
.. = = 4,69 .
, , :
Δ′ = ∙100 = 15,82%.