بسم الله الرحمن الرحيم سبحانك لا علم لنا إلا ما علمتنا.

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بسم الله الرحمن الرحيم سبحانك لا علم لنا إلا ما علمتنا

EE341 Problems Using PowerWorld Simulator By Hossam Talaat

About PowerWorld It is an interactive power system simulation package designed to simulate power system operation. It is an interactive power system simulation package designed to simulate power system operation. An educational version of 12-bus can be freely downloaded from: An educational version of 12-bus can be freely downloaded from:

ASSUMPTIONS Frequency is constant. Frequency is constant. Transients are not considered. Transients are not considered. Slack bus mut be defined. Slack bus mut be defined. If load flow is failed to converge a blackout is assumed. If load flow is failed to converge a blackout is assumed.

Program Components Two files are created per case study: Two files are created per case study: *.pwd file for on-line diagram. *.pwd file for on-line diagram. *.pwb file for simulation data. *.pwb file for simulation data. Two modes of operation: Two modes of operation: Edit mode: to construct new simulation cases or to modify existing cases. Edit mode: to construct new simulation cases or to modify existing cases. Run mode: to perform the actual power system simulation. Run mode: to perform the actual power system simulation.

One Line Diagram Elements: Bus, generator, transformer, load, AC line, DC line, shunt capacitor, circuit breaker. Elements: Bus, generator, transformer, load, AC line, DC line, shunt capacitor, circuit breaker. Element appearance is user-defined: orientation, size, thickness, color. Element appearance is user-defined: orientation, size, thickness, color. Elements data display is user-defined. Elements data display is user-defined. Size and rate of animated flows can be controlled. Size and rate of animated flows can be controlled.

Bus Information/Data display Bus information Bus information Name, number, voltage magnitude and angle. Bus Data field Bus Data field Name, number, voltage magnitude and angle.

Generator Information/Data display INFORMATION MW control: generated MW, min MW, max MW. MW control: generated MW, min MW, max MW. Voltage control: AVR status, set point voltage, min MVAR, max MVAR. Voltage control: AVR status, set point voltage, min MVAR, max MVAR. DATA DISPLAY MW, MVAR, …

AC Line Information/Data Display Information: Information: from-bus, to-bus, R, X, MVA limit, line shunt, … from-bus, to-bus, R, X, MVA limit, line shunt, … Data Display: Data Display: MW flow, MVAR flow, MVA flow, Current flow, MW loss, MVAR loss. MW flow, MVAR flow, MVA flow, Current flow, MW loss, MVAR loss.

Load Information/Data Display Information: Information: MW, MVAR: for each of constant power, constant current or constant impedance. MW, MVAR: for each of constant power, constant current or constant impedance. Data Display: Data Display: MW, MVAR, …. MW, MVAR, ….

Example ٍ Studied