. .
3.1 , :
1. , .. I .
2. .
S ≥ Sp /2∙0,7
S ≥ 1,4 = 7479.83 ∙
, 30%.
10000 ∙ -10000-115/38,5/6,6
, | , | , | U, % | Ixx, % | ||||
ΔPxx | ΔP | |||||||
38,5 | 6,6 | 17,0 | 76,0 | 10,5; 17,5; 6,5 | 1,0 |
( - ; -
; ; - )
III , ..:
1,4S ≥ Sp
1,4∙ 10000 ≥ Sp = 14000 ∙ ≥ ∙
, (, 2×10000) , , .
:
∆P = ∆Pxx + ∆P, ;
∆Q = ∆Qxx + ∆Q = + , ;
= Sp /2∙S ,
∆Pxx ∆P , , ; - ; ∆Qxx - , ; ∆Q , .
= / 2∙10000 = 0.52
∆P = 17 + 0.522∙76 = 37.86 ;
∆Q = + = 388.31 ;
∆Q = + = 580.51 ;
∆Q = + = 278.47 .
:
∆Wa = ∆Pxx + ∆P. = 17∙8760 + 0.522∙76∙2868 = 208768.7 ∙
∆W = ∆Qxx + ∆Q.= 100∙8760 + 0.522∙1050∙8760 = 3401550.1 ∙
∆W = 100∙8760 + 0.522∙1750∙8760 = 5085250.1 ∙
∆W = 100∙8760 + 0.522∙650∙8760 = 2439435.7 ∙
., . ;
. = (0,124 + max.a∙10-4)2 ∙8760 = (0,124 + 4482∙10-4)2 ∙8760 = 2868 ;
. = (0,124 + max.p∙10-4)2 ∙8760 = (0,124 + 8760∙10-4)2 ∙8760 = 8760 ,
max.a,max.p ;
|
|
max.a = 249∙3∙6 = 4482 ; max.p = = 8760 .
3.2 , :
Sp = ∙kp max = ∙0,9 = 5578.5 ∙
= (16000 7400) ∙ 0,61 = 5246
tgφ = 5246∙ = 3404.6
S ≥ Sp /2∙0,7 = 5578.5/1.4 = 3984.4 ∙
-4000-35/6.3 :
, | , | , | U, % | Ixx, % | |||
ΔPxx | ΔP | ||||||
6,3 | 5,6 | 33,5 | 7,5 | 0,9 |
( - ; - ; - ).
:
= Sp / 2∙S = 5578.5/2∙4000 = 0,697
3.3 U = 0,4 6/0,4 ;
S0,4 = = = 1897.59 ∙;
= 0,75 ( 0,4 )
-2500-6/0,4.
, | , | , | U, % | Ixx, % | ||||
ΔPxx | ΔP | |||||||
- | 0,4 | 3,85 | 23,5 | 6,5 |
:
= S0,4 / 2∙S = 1897.59 /2∙2500 = 0,38.
4.
:
S ;
S ;
St.c ;
S∆U ;
S .