Simulasi Sistem Tenaga Listrik Day 1 - · PDF fileMateri 1. Pendahuluan 2. One-line diagram 3....
Transcript of Simulasi Sistem Tenaga Listrik Day 1 - · PDF fileMateri 1. Pendahuluan 2. One-line diagram 3....
Simulasi Sistem Tenaga ListrikDay 1
Oleh:
Yohan Fajar Sidik
Materi
1. Pendahuluan
2. One-line diagram
3. Load Flow
4. Short Circuit
5. Starting Motor
6. Harmonic Analysis
7. Transient Stability
8. Protection
Introduction
• Why Etap ?
Let’s start!
1. Click ETAP on your desktop
2. File – New Project
Type “Your Name here”
Worksheet
Project View One-Line Diagram
Menu BarProject Toolbar
Select Mode
AC Elements
Our Case!The Equipments:
1. Utilities
2. Bus
3. Trafo 5 MVA and 0.5 MVA
4. Cable 100 ft
5. Motor 206 HP and175 HP
6. Static Load 0.193 MVA
Parameter
• Power Grid
– ID: PLN
– Rated kV: 20
– MVAsc=100
– X/R=20
• 2-winding transformer (a)
– Prim: 20
– Sec: 6.6
– 5 MVA
– Impedance : click typical X/R and %Z
POWER GRID
TRANSFORMER
Typical X/R Ratios for Transformer
Parameter – cont’d
• Cable: – Units: 100 ft
– Click library: • Frequency: 50
• Size: 6
• Induction Machine (a)– HP: 206
– kV: 6.6
– %PF: 78
– %Eff: 87
POWER GRID
TRANSFORMER
INDUCTION MACHINE
CABLE
Parameter – cont’d
• 2-winding transformer (b)– Prim: 6.6
– Sec: 0.4
– MVA: 0.5
– Typical X/R and %Z
• Induction Machine (b)– HP: 174.93
– kV: 0.4
– %PF: 79.87
– %Eff: 87
Parameter – cont’d
• Static Load
– kV: 0.4
– MVA: 0.193
– %PF: 93.37
POWER GRID
TRANSFORMER
INDUCTION MACHINE
CABLE
STATIC LOAD