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THEORY
MODELING & TOOLS
PSSE TUTORIALS
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SHORT CIRCUIT
FAQ
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MODELING
and
TOOLS
TLine, Gen, Xfmr Estimators
TLine, Gen, Xfmr Code Creators
Generation Plant Modeling
Cable Parameter Estimator
----------------- TOOLS -----------------
Compensated Bus ΔV
Interpolation Calculator
Ferranti Calculator
Line Dropping Calculator
Long Line Model Calculator
Motor Starting Calculator
Parallel Xfmr Flow Calculator
Power Factor Calculator
Phase-Shifting Xfmr Power Flow
P
ST
Flicker Calculator
PU - Physical Calculator
PU Base Change Calculator
Series Capacitor Voltage Rise
Series Line Compensation
SIL Calculator & St.Clair Plot (us)
SIL Calculator & St.Clair Plot (metric)
Two Bus Line Flow Calculator
Test Report Calculator (2W)
Test Report Calculator (3W)
Δ - T - Δ Converter (3W)
Xfmr Tap Calculator
Z-Y Converter
T-Line
Generator
2W Y-Y
2W Y-Δ
2W Auto
3W Auto
leave this field blank to prove your humanity
Conceptual Transmission Line Constants
US
Metric
Use Static
kV
Freq
SBase
Spacing (ft)
AΦ
-Earth (ft)
Earth (Ωm)
x
AΦ
y
x
BΦ
y
x
CΦ
y
Bundle
1
2
3
4
Spacing (in)
NA
12.0
13.0
14.0
15.0
16.0
17.0
18.0
19.0
20.0
Select Conductor
4/0_ACSR_6/1_Penguin
266.8_ACSR_18/1_Waxwing
266.8_ACSR_26/7_Partridge
266.8_ACSS_30/7_Junco
300_ACSR_26/7_Ostrich
300_ACSS_26/7_Ostrich
336.4_ACSR_18/1_Merlin
336.4_ACSR_26/7_Linnet
336.4_ACSR_30/7_Oriole
336.4_ACSS_26/7_Linnet
336.4_ACSS_30/7_Oriole
383_ACCC/TW_Ostrich
397.5_ACSR_18/1_Chickadee
397.5_ACSR_24/7_Brant
397.5_ACSR_26/7_Ibis
397.5_ACSR_30/7_Lark
397.5_ACSS_24/7_Brant
397.5_ACSS_26/7_Ibis
397.5_ACSS_30/7_Lark
430_ACCC/TW_Linnet
439_ACCC/TW_Oriole
454_ACCC/TW_Waco
477_ACSR_18/1_Pelican
477_ACSR_24/7_Flicker
477_ACSR_26/7_Hawk
477_ACSR_30/7_Hen
477_ACSS_24/7_Flicker
477_ACSS_26/7_Hawk
477_ACSS_30/7_Hen
530_ACCC/TW_Laredo
556.5_ACSR_18/1_Osprey
556.5_ACSR_24/7_Parakeet
556.5_ACSR_26/7_Dove
556.5_ACSR_30/7_Eagle
556.5_ACSS_24/7_Parakeet
556.5_ACSS_26/7_Dove
556.5_ACSS_30/7_Eagle
605_ACSR_24/7_Peacock
605_ACSR_26/7_Squab
605_ACSR_30/19_Teal
605_ACSR_30/7_Wood_Duck
605_ACSS_24/7_Peacock
605_ACSS_26/7_Squab
605_ACSS_30/19_Teal
605_ACSS_30/7_Wood_Duck
609_ACCC/TW_Irving
611_ACCC/TW_Hawk
636_ACSR_18/1_Kingbird
636_ACSR_24/7_Rook
636_ACSR_26/7_Grosbeak
636_ACSR_30/19_Egret
636_ACSR_30/7_Scoter
636_ACSR_36/1_Swift
636_ACSS_24/7_Rook
636_ACSS_26/7_Grosbeak
636_ACSS_30/19_Egret
636_ACSS_30/7_Scoter
666.6_ACSR_24/7_Flamingo
666.6_ACSR_26/7_Gannet
666.6_ACSS_24/7_Flamingo
666.6_ACSS_26/7_Gannet
714_ACCC/TW_Dove
715.5_ACSR_24/7_Stilt
715.5_ACSR_26/7_Starling
715.5_ACSR_30/19_Redwing
715.5_ACSS_24/7_Stilt
715.5_ACSS_26/7_Starling
715.5_ACSS_30/19_Redwing
795_ACSR_26/7_Drake
795_ACSR_30/19_Mallard
795_ACSR_36/1_Coot
795_ACSR_45/7_Tern
795_ACSR_54/7_Condor
795_ACSS_24/7_Cuckoo
795_ACSS_26/7_Drake
795_ACSS_30/19_Mallard
795_ACSS_42/7_Macaw
795_ACSS_45/7_Tern
795_ACSS_54/7_Condor
821_ACCC/TW_Grosbeak
900_ACSR_45/7_Ruddy
900_ACSR_54/7_Canary
900_ACSS_45/7_Ruddy
900_ACSS_54/7_Canary
904_ACCC/TW_Lubbock
954_ACSR_45/7_Rail
954_ACSR_54/7_Cardinal
954_ACSS_30/19_Canvasback
954_ACSS_45/7_Rail
954_ACSS_48/7_Towhee
954_ACSS_54/7_Cardinal
1011_ACCC/TW_Galveston
1026_ACCC/TW_Drake
1033.5_ACSR_45/7_Ortolan
1033.5_ACSR_54/7_Curlew
1033.5_ACSS_42/7_Snowbird
1033.5_ACSS_54/7_Curlew
1053_ACCC/TW_Curlew
1059_ACCC/TW_Plano
1103_ACCC/TW_Corpus_Christi
1113_ACSR_45/7_Bluejay
1113_ACSR_54/19_Finch
1113_ACSS_45/7_Bluejay
1113_ACSS_54/19_Finch
1151_ACCC/TW_Arlington
1192.5_ACSR_45/7_Bunting
1192.5_ACSR_54/19_Grackle
1192.5_ACSS_45/7_Bunting
1192.5_ACSS_54/19_Grackle
1222_ACCC/TW_Cardinal
1272_ACSR_45/7_Bittern
1272_ACSR_54/19_Pheasant
1272_ACSS_45/7_Bittern
1272_ACSS_54/19_Pheasant
1300_ACCC/TW_Fort_Worth
1350_ACCC/TW_El_Paso
1351.5_ACSR_45/7_Dipper
1351.5_ACSR_54/19_Martin
1351_ACSS_45/7_Dipper
1351_ACSS_54/19_Martin
1429_ACCC/TW_Beaumont
1431_ACSR_45/7_Bobolink
1431_ACSS_45/7_Bobolink
1431_ACSS_54/19_Plover
1475_ACCC/TW_San_Antonio
1510_ACSS_45/7_Nuthatch
1510_ACSS_54/19_Parrot
1582_ACCC/TW_Bittern
1590_ACSR_45/7_Lapwing
1590_ACSR_54/19_Falcon
1590_ACSS_45/7_Lapwing
1590_ACSS_54/19_Falcon
1780_ACSR_84/19_Chukar
1780_ACSS_84/19_Chukar
1795_ACCC/TW_Dallas
1927_ACCC/TW_Houston
1949_ACCC/TW_Lapwing
2034.5_ACSS_72/7_Mockingbird
2045_ACCC/TW_Falcon
2057_ACSS_76/19_Roadrunner
2156_ACSR_84/19_Bluebird
2156_ACSS_84/19_Bluebird
2167_ACSR_72/7_Kiwi
2167_ACSS_72/7_Kiwi
2242_ACCC/TW_Chukar
2312_ACSS_76/19_Thrasher
2515_ACSS_76/19_Joree
2606_ACCC/TW_Chukar_II
2741_ACCC/TW_Bluebird
°C Rate A
°C Rate B
Radius (in)
R (Ω/kft)
Amps Rate A
Amps Rate B
MVA Rate A
MVA Rate B
Positive Sequence
Zero Sequence
R (Ω/mi)
L (mH/mi)
C (uF/mi)
R (Ω/mi)
X (Ω/mi)
B (m℧/mi)
Rpu/mi
Xpu/mi
Bpu/mi
R (Ω/mi)
L (mH/mi)
C (uF/mi)
R (Ω/mi)
X (Ω/mi)
B (m℧/mi)
Rpu/mi
Xpu/mi
Bpu/mi
Line Length (mi)
Positive Sequence
Zero Sequence
Rpu
Xpu
Bpu
Rpu
Xpu
Bpu
Defaults
Force Submit
Help
Equations
Get TLine Code
ZBase (Ω)
GMR
L
(in)
GMR
C
(in)
GMD (ft)
Latitude
Wind Speed
(-5.2 , 0.0)
<-- A phase -->
(5.2 , 6.0)
<-- B phase -->
(-5.2 , 12.0)
<-- C phase -->
<-- Dirt -->
<-- Green Grass -->
42.98
<-- Height Dimension -->
ρ = 10.0 Ω-m
<-- Earth Rho -->