DC Line Model: BPA_D

 

Model Equations and/or Block Diagrams   

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Parameters:

ControlMode_r Rectifier Control Mode: 0 = power control; 1 = current control
ControlMode_i Inverter Control Mode: 0 = power control; 1 = current control
MSU_r Rectifier Margin switching unit key. A zero indicates that this situation has a margin switching unit, otherwise a margin swithcing unit is assumed not to exist for this station
MSU_i Inverter Margin switching unit key. A zero indicates that this situation has a margin switching unit, otherwise a margin swithcing unit is assumed not to exist for this station
TC_r Rectifier Current measuring circuit time constant in seconds
TC_i Inverter Current measuring circuit time constant in seconds
TV_r Rectifier Voltage measuring circuit time constant in seconds
TV_i Inverter Voltage measuring circuit time constant in seconds
T1_r Rectifier Current regulator time constant in seconds
T1_i Inverter Current regulator time constant in seconds
T2_r Rectifier Current regulator time constant in seconds
T2_i Inverter Current regulator time constant in seconds
T3_r Rectifier Current regulator time constant in seconds
T3_i Inverter Current regulator time constant in seconds
KA_r Rectifier Current Regulotr gain in per unit DC voltage diviced by per unit DC current
KA_i Inverter Current Regulotr gain in per unit DC voltage diviced by per unit DC current
IMAX_r Rectifier Overload current capability in per unit
IMAX_i Inverter Overload current capability in per unit
IMARGIN_r Rectifier Current margin in per unit
IMARGIN_i Inverter Current margin in per unit
ALPHASTOP_r Rectifier Minimum firing angle in degress for operation of this sation as an inverter. The minimum firing angle for rectifier operation is specified in the power flow data
ALPHASTOP_i Inverter Minimum firing angle in degress for operation of this sation as an inverter. The minimum firing angle for rectifier operation is specified in the power flow data
TD_r Rectifier Commutating voltage time constant in seconds
TD_i Inverter Commutating voltage time constant in seconds
VLIM_r Rectifier percent of rated terminal voltage where current limiting begins
VLIM_i Inverter percent of rated terminal voltage where current limiting begins