Proyecto De Sistemas Elestricos De Potencia

mas Para el transformador T-1
Vb= 13.2 KV
Pb= 20 MVA Zp.u.n.= (0.2)(7.795/13.2)²(20/8) = Zp.u.n = 0.1743
X´´= 0.2
Para el transformador T-2
Vb= 12.7 KV
Pb= 20 MVA Zp.u.n.= (0.2)(25.98/12.7)²(20308) = Zp.u.n = 0.5579
X´´= 0.2
Para el transformador T-3
Vb= 12.7 KV
Pb= 20 MVA Zp.u.n.= (0.15)(12.7/12.7)²(20/12) = Zp.u.n = 0.25
X´´= 0.15
Para el transformador T-4Vb= 13.2 KV
Pb= 20 MVA Zp.u.n.= (0.17)(13.2/13.2)²(20/15) = Zp.u.n = 0.2267
X´´= 0.17
Para el transformador T-5
Vb= 13.2 KV
Pb= 20 MVA Zp.u.n.= (0.13)(14.168/13.2)²(20/30) = Zp.u.n = 0.0998
X´´= 0.13
Para el transformador T-6
Vb= 13.2 KV
Pb= 20 MVA Zp.u.n.= (0.2)(15.18/13.2)²(20/40) = Zp.u.n = 0.1322
X´´= 0.2
Para el transformador T-7
Vb= 6.9 KV
Pb= 20 MVAZp.u.n.= (0.3)(17.25/6.9)²(20/35) = Zp.u.n = 1.0714
X´´= 0.3
Para el transformador T-8
Vb= 6.9 KV
Pb= 20 MVA Zp.u.n.= (0.25)(8.416/6.9)²(20/40) = Zp.u.n = 0.1859
X´´= 0.25
Para el transformador T-9
Vb= 13.2 KV
Pb= 20 MVA Zp.u.n.= (0.1)(13.8/13.2)²(20/25) = Zp.u.n = 0.0874
X´´= 0.1
Para el transformador T-10
Vb= 13.2 KV
Pb= 20 MVA Zp.u.n.=(0.13)(14.168/13.2)²(20/30) = Zp.u.n = 0.0998
X´´= 0.13
Para el Generador 1
Vb= 13.2 KV
Pb= 20 MVA Zp.u.n.= (0.15)(13.2/13.2)²(20/20) = Zp.u.n = 0.15
X´´= 0.15
Para el Generador 2
Vb= 13.2 KV
Pb= 20 MVA Zp.u.n.= (0.15)(13.2/13.2)²(20/20) = Zp.u.n = 0.15
X´´= 0.15
Para el Generador 3
Vb= 6.9 KV
Pb= 20 MVA Zp.u.n.= (0.2)(6.9/6.9)²(20/30) = Zp.u.n = 0.2
X´´= 0.2
Para el Generador 4
Vb=12.7 KV
Pb= 20 MVA Zp.u.n.= (0.17)(12.7/12.7)²(20/20) = Zp.u.n = 0.17
X´´= 0.17

Para la Línea 1 Bobolink 300 Km (186.451 mil):
INDUCTANCIA
L=0.7411log6D12D23D15D24D36D13Ds3D16D25D34 De tabla A-1:
Ds= (0.0470 ft)(12in)= 0.564 inD₁₂=√(3)²+(9)²= 9.4868 in D₁₃=18 in
D₂₃= 9.4868 in D₁₆= √(18)²+(11)²= 21.0451 in
D₁₅=√(14)²+(9)²= 16.6433 in D₂₅= 17 in
D₂₄= 16.6433 in D₃₄= 21.0951 in
D₃₆= 11 in

L=0.7411log69.4868216.4331211(18)0.564³21.095²(17) = 0.4384 mH/mill

XL= 2 π fl= 2 π (60)(0.4384x10-³)= 0.1653Ω/mill

XL=(0.1653Ω/milla)(186.451millas)

XL=30.8017ΩCAPACITANCIA De tabla A-1
Deq=1.427
Cn=0.0388log6D12D23D15D24D36D13r3D16D25D34 =0.0388log69.4868²16.4331²11(18)0.7135³21.095²(17) = 0.0717 µF/mil r=0.7135 in

Xc=12πfC= 12π60(0.0717x10-⁶ = 36495.57 Ω.mill

RESISTENCIA
De tabla A-1 Stevenson
R20°C= 0.0684 Ω/mil

R=(0.0684Ω/milla)(186.451millas)
R=12.7532Ω

RT= (6/12.7532)-1
RT= 2.1255 Ω

ADMITANCIA

Y=(-JXc)-1 = (-J36495.57)-1

Y=14.4181 micro mhos

IMPEDANCIA

Z=R+JXL = 2.1255+ J 31.8017

Z=30.8749 L86.0525°γl=(Z*Y)1/2

γl= ((30.8749L86.0525)(J14.481X10-6 )) 1/2

γl= 447X10-6 L176.053°

Senh γl= senh γl*cosβl +j cosh γl*senβl

Senh γl= senh (-0.0004446)*cos(0.000031) +j cosh (-0.0004446)*sen(0.000031)

Senh γl= -0.000445+j0.000005

Senh γl= 445x10-6 L179.356

Z´=Zsenh*γlγl

30.8749 L186.0525senh 445x10-6 L197.336445x10-6 L197.336

Z´=-30.8749 L186.0329Para la Línea 2 TERN 300 Km (124,301 mill):
INDUCTANCIA De tabla A-1 Stevenson
L=0.7411logDmDs=0.7411log50.4224=0.7953mHmill Ds= 0.0352 ft (12)= 0.4224 in

XL=2πfl=2π600.7953x10-3=0.2998 Ω/mill

XL=0.2998 Ω/mill (124.301 mill)

XL=37.2654 Ω...