. I
:
̒cmax= 820 ;
tmax= 0,3;
∑2 = 0,004;
Qmax= 0,0211;
ωmax = 0,86
εmax = 0,5
γ = 2
δ max = 25 %
,
k =1,7 , .
P ≈ 1,7∙ 820∙ 0,86 ≈1198,84
≈ 1198,84
4 112L04
P = 1,28
n = 1500 /
= 8,12
= 14,2
= 110
= 0,234
= 0,0098 *3
= -
= 76%
= 2
,
.
/
/
i ≈ 157/0,86 = 182,55814
= 1/i = 1/145,3= 0,00548
,
- ;
- ( );
- ( );
- ;
- ;
- = ∙ η∂/ω;
-
:
,
max , ;
- .
:
= 0,1∙ = 0,1∙ 8,12 = 0,812 ∙
:
cmax = 'cmax / i∙ ηp = 820/182,55814∙0,92 = 4,8823 ∙
:
:
:
:
:
:
k = 2
, :
..
|
|
5,86187 < 8,12 0,34236 < 2
, dM/di=0:
30%, , .
:
R70 = R 20 (1+α∆t) = 0,234∙(1+0,004∙70)= 0,29952
α= 0,004 /
∆to = to 20o = 90o - 20o = 70o
to
() -:
2)
25/25-115
UH = 115 ; IH = 25 A; Imax = 40 A
. .. , .
3)
:
,
=1,045 .
η = 0,92
η = 0,76
. η = 0,95
= (1,045 ∙ 1198,84) / (0,92 ∙ 0,76 ∙ 0,95) = 1886,1605 = 1,88616
2
() | . | . | |||
2 |
,
,
- ;
f =50 .
,
e = 0,05 (5%) - ;
2=U2=115 ;
I2=/3U2= 2000/3∙115 = 5,8 .
Z = (5∙115)/(100∙5,467) = 1,05177
R, ,
R = ∆/(3∙I22) = 68/(3∙5,82) = 0,75838
L = 0,002
L = L = 2L = 0,004 ,
L .
,
R = 2R = 2 ∙ 0,75838 = 1,51676 ;
R = (0,20,3) Uq/I - ;
U = (0,51,0) ; (0,5 )
I = IdH/3 ;
|
|
IdH = 25 ;
q=2 ;
RK=mfLA ;
m=6 ;
LA=L=0,002 .
I=14,2/3 = 4,73
:
:
R = 6∙ 50∙ 0,002 = 0,6
:
R = 1,51676+0,085+0,6 = 2,2