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ETAP
( Electrical Transient Transient Analyzer Analyzer Program) By: Veeresh A n d Jitender
Key Design Concepts Concepts: •
Virtual Reality Operation
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Total Integration Integratio n of Data
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Simplicity in Data Entry
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Modules: • • • • • • • • • • • •
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ETAP ETAP Interface
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Project Editor
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Building a One-Line Diagram
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Composite Network – Network 2
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Network 3
Load Flow Analysis Calculation Methods •
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Load Flow Analysis Toolbar
Load Flow Study Case Editor – Info page
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Loading Page
Adjustment Page
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Alert Page
Load Flow Result on O.L.D.
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Load Flow Display Options
Output Reports •
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Load Flow Report Manager
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Short Circuit Analysis •
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Analyzes the effect of 3-phase, lineto-ground, line-to-line, and line-toline-to-ground faults Two options for toolbars, ANSI and IEC standard
ANSI Toolbar • • • • • • • • • • • •
3-Phase Faults - Device Duty 3-Phase Faults - 30 Cycle Network LG, LL, LLG, & 3-Phase Faults - ½ Cycle LG, LL, LLG, & 3-Phase Faults - 1.5 to 4 Cycle LG, LL, LLG, & 3-Phase Faults - 30 Cycle Arc Flash Hazard Calculation Short-Circuit Display Options Alert View Short-Circuit Report Manager Halt Current Calculation Get Online Data Get Online Data
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IEC Short Circuit Toolbar •
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3-Phase Faults - Device Duty (IEC60909) LG, LL, LLG, & 3-Phase Faults (IEC 60909) 3-Phase Faults - Transient Study (IEC 363) Short-Circuit Display Options Arc Flash Hazard Calculation Alert View Short-Circuit Report Manager Short Circuit Plots Halt Current Calculation Get Online Data Get Archived Data
Study Case Editor
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Results – Display options •
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The way which the results appear on the O.L.D. can be modified using Display options. For the Short Circuit Analysis mode there are two possible display options based on the method followed for the analysis – IEC or ANSI.
Output Report
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Motor Acceleration Analysis •
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Dynamic Motor Acceleration Static Motor Starting
Study Case Editor
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Motor Starting Time-Slider •
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Motor Starting Plots and Plot Display
Motor Acceleration Analysis Output on O.L.D.
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Motor Starting Output Reports
Harmonic Analysis This module has two analytical methods •
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Harmonic Load Flow Harmonic Frequency Scan
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Harmonic Analysis Study Case Editor
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Harmonic Load Flow Slider This slider has three sections. They are: •
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Total 1 (fundamental frequency) h (a harmonic order from 2 to 73).
Harmonic Frequency Scan Slider Harmonic Frequency Scan Slider displays the magnitude and phase angle of the bus driving point impedance for the selected frequency. Only those buses, which are selected in the Harmonic Study Case Editor for plotting, are available to display.
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Harmonic Analysis Output Reports
Transient Stability Analysis
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Transient Stability Time-Slider The slider ranges from zero to the total simulation time. Initially, the reference pointer is at the far left, corresponding to t = 0 seconds.
Transient Stability Study Case Editor
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Transient Stability Output on O.L.D.
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Transient Stability Output Reports
Transient Stability Plots
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Output Plots
References •
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ETAP Manual Volume 1 and Volume 2. Power System Analysis by Hadi A Saadat for the Problem statements.
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