Circuit Simulation using PSPICE
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Transcript of Circuit Simulation using PSPICE
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Circuit Simulation using PSPICECircuit Simulation using PSPICE
PSPICE Seminar
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- Introduction to PSPICE- Libraries - Simulation methods- Fundamental Circuit Simulations- Power Electronics Applications
Sequence
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Introduction to PSPICE
■ History of SPICE▶ Spice(Simulation Program with Integrated Circuit Emphasis) –
1972 from California Univ. For Workstation, etc
▶ PSpice(Professional Simulation Program with Integrated Circuit Emphasis) – 1984 from MicroSim Co.
Usable in Personal Computer
▶ PSpice v5.2 – 1992▶ PSpice v6.0 – 1993▶ PSpice v6.2, v6.3 – 1995▶ PSpice v7.1 – 1996
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▶ PSpice v8.0 - 1998▶ ORCAD PSpice Release v9.0 – 1998 from OrCAD Co.▶ ORCAD PSpice Release v9.1 - 1999 from OrCAD Co.
Currently, Pspice Version 9.2 is used for circuit anal
ysis.
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Using OrCAD version PSPICE
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Using OrCAD version PSPICE
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Using OrCAD version PSPICE
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Using OrCAD version PSPICE
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Using OrCAD version PSPICE
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Using OrCAD version PSPICE
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Using OrCAD version PSPICE
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Libraries
■Voltage Sources▶ DC Voltage Source
▶ AC Voltage Source VSIN
VOFF – DC Offset Voltage
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Libraries
VPULSE
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Libraries
■Current Sources▶ Similar method with Voltage Sources
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Libraries
■Elements specification change▶ Example
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Libraries
▶ Result
Is it right?
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Libraries
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Libraries
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Libraries
▶ Result
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Libraries
■ABM(Analog Behavioral Modeling)
▶ Enable element mathmatical modeling▶ Controller design▶ Simple modeling▶ using ABM.OLB
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Libraries
■Example
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Libraries
▶ Result
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Simulation Methods
■DC Sweep▶ Variable element value
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Simulation Methods
■Example
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Simulation Methods
■AC Sweep▶ Variable source frequency
It is measuable frequency response.
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Simulation Methods
■Select Marker
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Simulation Methods
■Bode plot
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Simulation Methods
■ Parametric Analysis▶ Circuit Drawing
In parametric analysis mode, element value variable must be input in { } .
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Simulation Methods
▶ Define Parameter Value
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Simulation Methods
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Simulation Methods
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Simulation Methods
▶ Define Simulation Profile
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Simulation Methods
▶ Result
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Fundamental Circuit Simulations
■Single phase diode rectifier
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Fundamental Circuit Simulations
■RMS▶ Step 1 :
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Fundamental Circuit Simulations
▶ Step 2: Select RMS() in Right EDIT BOX
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Fundamental Circuit Simulations
▶ Step 3: Select waveform variable
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Fundamental Circuit Simulations
▶ RMS value of Voltage Source : 220V▶ Peak value of Voltage Source : 311V
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Fundamental Circuit Simulations
■Power Calculation (resistor power calculation example)
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Fundamental Circuit Simulations
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Fundamental Circuit Simulations
■Waveform calculation▶ Resistor power calculation
Pr = Vr * Ir
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Fundamental Circuit Simulations
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Fundamental Circuit Simulations
■Parallel capacitor
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Fundamental Circuit Simulations
■Voltage doubler
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Power Electronics Applications
■Full wave rectifier
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Power Electronics Applications
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Power Electronics Applications
■3 Phase diode rectifier
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Power Electronics Applications
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Power Electronics Applications
■PWM Block & Ideal switch modeling
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Power Electronics Applications
▶ PWM Implementation
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Power Electronics Applications
▶ Using ideal switch
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Power Electronics Applications
■Single phase full bridge inverter
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Power Electronics Applications
▶ (S1,S3) , (S2,S4)
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Power Electronics Applications
▶ Load voltage
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Power Electronics Applications
▶ Load current
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Power Electronics Applications
▶ Freewheeling diode current(D1)
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Power Electronics Applications
■Example
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Power Electronics Applications
▶ Capacitor & Load RMS current
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Power Electronics Applications
▶ Capacitor ripple voltage