Add Papers Marked0
Paper checked off!

Marked works

Viewed0

Viewed works

Shopping Cart0
Paper added to shopping cart!

Shopping Cart

Register Now

internet library
Atlants.lv library
FAQ
7,49 € Add to cart
Add to Wish List
Want cheaper?
ID number:833398
 
Author:
Evaluation:
Published: 26.08.2003.
Language: Latvian
Level: College/University
Literature: n/a
References: Not used
Extract

Dotie lielumi:
Umon: 10 kV
L1 =2,5km;
L2 = 4 km
L3 = 2 km
L4 = 3 km
L5 = 2 km
Pb = 200 kW
Pc = 250 kW
Pd = 70kW
Pe = 180 kW
Fde – A-25
Floka – A-35



Aprēķins



Aprēķinam pilnu jaudu katrā atsevišķajā punktā:


P – punkta aktīvā jauda [ kW ]
cos φ – jaudas koeficients



Aprēķinam līnijas aktīvu pretestību:


Kur R0 = 1 km garuma vada pretestība pie temperatūras 20o [Ω/km]
γ - vada īpatnēja vadītspēja γAl = 32 m/Ωmm2
F – vada šķērsgriezums (mm2)
Aprēķinam līniju reaktīvo pretestību:
Aprēķinam Dvid:

Aprēķinam vidējo fāzes reaktīvo pretestību:

X0 – iekšēja pretestība
rr – reducētais rādiuss
r – vada rādiuss

Author's comment
Work pack:
GREAT DEAL buying in a pack your savings −11,98 €
Work pack Nr. 1115566
Load more similar papers

Atlants

Choose Authorization Method

Email & Password

Email & Password

Wrong e-mail adress or password!
Log In

Forgot your password?

Draugiem.pase
Facebook

Not registered yet?

Register and redeem free papers!

To receive free papers from Atlants.com it is necessary to register. It's quick and will only take a few seconds.

If you have already registered, simply to access the free content.

Cancel Register