def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(default=0.01,
info='Measurement delay',
tex_name='T_R',
)
self.VIMAX = NumParam(default=0.2,
info='Max. input voltage',
tex_name='V_{IMAX}',
)
self.VIMIN = NumParam(default=0,
info='Min. input voltage',
tex_name='V_{IMIN}',
)
self.TC = NumParam(default=1,
info='LL numerator',
tex_name='T_C',
)
self.TB = NumParam(default=1,
info='LL denominator',
tex_name='T_B',
)
self.KA = NumParam(default=80,
info='Regulator gain',
tex_name='K_A',
)
self.TA = NumParam(default=0.05,
info='Regulator delay',
tex_name='T_A',
)
self.VRMAX = NumParam(default=8,
info='Max. regulator output',
tex_name='V_{RMAX}',
)
self.VRMIN = NumParam(default=-3,
info='Min. regulator output',
tex_name='V_{RMIN}',
)
self.KC = NumParam(default=0.2,
info='Coef. for Ifd',
tex_name='K_C',
)
self.KF = NumParam(default=0.1,
info='Feedback gain',
tex_name='K_F',
)
self.TF = NumParam(default=1.0,
info='Feedback delay',
tex_name='T_F',
non_negative=True,
non_zero=True,
)
def __init__(self):
ExcBaseData.__init__(self)
self.TATB = NumParam(
default=0.4,
tex_name='T_A/T_B',
info='Time constant TA/TB',
vrange=(0.05, 1),
)
self.TB = NumParam(
default=5,
tex_name='T_B',
info='Time constant TB in LL',
vrange=(5, 20),
)
self.K = NumParam(
default=20,
tex_name='K',
info='Gain',
non_zero=True,
vrange=(20, 100),
)
# 5 <= K * TA / TB <= 15
self.TE = NumParam(
default='1',
tex_name='T_E',
info='AW Lag time constant',
vrange=(0, 0.5),
)
self.EMIN = NumParam(
default=-99,
tex_name='E_{MIN}',
info='lower limit',
)
self.EMAX = NumParam(
default=99,
tex_name='E_{MAX}',
info='upper limit',
vrange=(3, 6),
)
def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(
info='Sensing time constant',
tex_name='T_R',
default=0.02,
unit='p.u.',
)
self.KA = NumParam(
info='Regulator gain',
tex_name='K_A',
default=5.0,
unit='p.u.',
)
self.TA = NumParam(
info='Lag time constant in anti-windup lag',
tex_name='T_A',
default=0.04,
unit='p.u.',
)
self.VRMAX = NumParam(info='Maximum excitation limit',
tex_name='V_{RMAX}',
default=7.3,
unit='p.u.')
self.VRMIN = NumParam(info='Minimum excitation limit',
tex_name='V_{RMIN}',
default=-7.3,
unit='p.u.')
self.KE = NumParam(
info='Gain added to saturation',
tex_name='K_E',
default=1,
unit='p.u.',
)
self.TE = NumParam(
info='Exciter integrator time constant',
tex_name='T_E',
default=0.8,
unit='p.u.',
)
self.KF = NumParam(
default=0.1,
info='Feedback gain',
tex_name='K_F',
)
self.TF = NumParam(
default=1.0,
info='Feedback delay',
tex_name='T_F',
non_negative=True,
non_zero=True,
)
self.Switch = NumParam(
info='Switch unused in PSS/E',
tex_name='S_w',
default=0,
unit='bool',
)
self.E1 = NumParam(
info='First saturation point',
tex_name='E_1',
default=0.0,
unit='p.u.',
)
self.SE1 = NumParam(
info='Value at first saturation point',
tex_name='S_{E1}',
default=0.0,
unit='p.u.',
)
self.E2 = NumParam(
info='Second saturation point',
tex_name='E_2',
default=1.0,
unit='p.u.',
)
self.SE2 = NumParam(
info='Value at second saturation point',
tex_name='S_{E2}',
default=1.0,
unit='p.u.',
)
def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(info='Sensing time constant',
tex_name='T_R',
default=0.01,
unit='p.u.',
)
self.TB = NumParam(info='Lag time constant in lead-lag',
tex_name='T_B',
default=1,
unit='p.u.',
non_negative=True,
)
self.TC = NumParam(info='Lead time constant in lead-lag',
tex_name='T_C',
default=1,
unit='p.u.',
non_negative=True,
)
self.VAMAX = NumParam(info='V_A upper limit',
tex_name=r'V_{AMAX}',
default=999,
unit='p.u.')
self.VAMIN = NumParam(info='V_A lower limit',
tex_name=r'V_{AMIN}',
default=-999,
unit='p.u.')
self.KA = NumParam(default=80,
info='Regulator gain',
tex_name='K_A',
)
self.TA = NumParam(info='Lag time constant in regulator',
tex_name='T_A',
default=0.04,
unit='p.u.',
non_negative=True,
)
self.VRMAX = NumParam(info='Max. exc. limit (0-unlimited)',
tex_name=r'V_{RMAX}',
default=7.3,
unit='p.u.')
self.VRMIN = NumParam(info='Min. excitation limit',
tex_name=r'V_{RMIN}',
default=-7.3,
unit='p.u.')
self.TE = NumParam(info='Integrator time constant',
tex_name='T_E',
default=0.8,
unit='p.u.',
non_negative=True,
)
self.E1 = NumParam(info='First saturation point',
tex_name='E_1',
default=0.,
unit='p.u.',
)
self.SE1 = NumParam(info='Value at first saturation point',
tex_name=r'S_{E1}',
default=0.,
unit='p.u.',
)
self.E2 = NumParam(info='Second saturation point',
tex_name='E_2',
default=1.,
unit='p.u.',
)
self.SE2 = NumParam(info='Value at second saturation point',
tex_name=r'S_{E2}',
default=1.,
unit='p.u.',
)
self.KC = NumParam(info='Rectifier loading factor proportional to commutating reactance',
tex_name='K_C',
default=0.1,
)
self.KD = NumParam(info='Ifd feedback gain',
tex_name='K_D',
default=0,
)
self.KE = NumParam(info='Gain added to saturation',
tex_name='K_E',
default=1,
)
self.KF = NumParam(default=0.1,
info='Feedback gain',
tex_name='K_F',
)
self.TF = NumParam(info='Feedback washout time constant',
tex_name='T_{F1}',
default=1,
unit='p.u.',
non_negative=True,
non_zero=True,
)
self.Switch = NumParam(info='Switch that PSS/E did not implement',
tex_name='S_w',
default=0,
unit='bool',
)
def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(
info='Sensing time constant',
tex_name='T_R',
default=0.01,
unit='p.u.',
)
self.VIMAX = NumParam(
default=5.0,
info='Max. input voltage',
tex_name='V_{IMAX}',
vrange=(0, 5),
)
self.VIMIN = NumParam(
default=-0.1,
info='Min. input voltage',
tex_name='V_{IMIN}',
vrange=(-1, 0),
)
self.TC = NumParam(
info='Lead time constant in lead-lag',
tex_name='T_C',
default=1,
unit='p.u.',
)
self.TB = NumParam(
info='Lag time constant in lead-lag',
tex_name='T_B',
default=1,
unit='p.u.',
)
self.KA = NumParam(
default=80,
info='Regulator gain',
tex_name='K_A',
)
self.TA = NumParam(
info='Lag time constant in regulator',
tex_name='T_A',
default=0.04,
unit='p.u.',
)
self.VRMAX = NumParam(
info='Maximum excitation limit',
tex_name='V_{RMAX}',
default=8,
unit='p.u.',
vrange=(0.5, 10),
)
self.VRMIN = NumParam(
info='Minimum excitation limit',
tex_name='V_{RMIN}',
default=0,
unit='p.u.',
vrange=(-10, 0.5),
)
self.KC = NumParam(
default=0.0,
tex_name='K_C',
info='Reactive power compensation gain',
)
def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(info='Sensing time constant',
tex_name='T_R',
default=0.01,
unit='p.u.',
)
self.VIMAX = NumParam(default=0.8,
info='Max. input voltage',
tex_name='V_{IMAX}',
vrange=(0, 1),
)
self.VIMIN = NumParam(default=-0.1,
info='Min. input voltage',
tex_name='V_{IMIN}',
vrange=(-1, 0),
)
self.KM = NumParam(default=500,
tex_name='K_M',
info='Forward gain constant',
vrange=(0, 1000),
)
self.TC = NumParam(info='Lead time constant in lead-lag',
tex_name='T_C',
default=3,
vrange=(0, 20),
)
self.TB = NumParam(info='Lag time constant in lead-lag',
tex_name='T_B',
default=15,
vrange=(0, 20),
)
self.KA = NumParam(info='Gain in anti-windup lag TF',
tex_name='K_A',
default=50,
vrange=(0, 200),
)
self.TA = NumParam(info='Lag time constant in anti-windup lag',
tex_name='T_A',
default=0.1,
vrange=(0, 1),
)
self.VRMAX = NumParam(info='Maximum excitation limit',
tex_name='V_{RMAX}',
default=8,
unit='p.u.',
vrange=(0.5, 10),
)
self.VRMIN = NumParam(info='Minimum excitation limit',
tex_name='V_{RMIN}',
default=0,
unit='p.u.',
vrange=(-10, 0.5),
)
self.KG = NumParam(info='Feedback gain of inner field regulator',
tex_name='K_G',
default=1,
vrange=(0, 1.1),
)
self.KP = NumParam(info='Potential circuit gain coeff.',
tex_name='K_P',
default=4,
vrange=(1, 10),
)
self.KI = NumParam(info='Potential circuit gain coeff.',
tex_name='K_I',
default=0.1,
vrange=(0, 1.1),
)
self.VBMAX = NumParam(info='VB upper limit',
tex_name='V_{BMAX}',
default=18,
unit='p.u.',
vrange=(0, 20),
)
self.KC = NumParam(default=0.1,
info='Rectifier loading factor proportional to commutating reactance',
tex_name='K_C',
vrange=(0, 1),
)
self.XL = NumParam(default=0.01,
info='Potential source reactance',
tex_name='X_L',
vrange=(0, 0.5),
)
self.VGMAX = NumParam(info='VG upper limit',
tex_name='V_{GMAX}',
default=4,
unit='p.u.',
vrange=(0, 20),
)
self.THETAP = NumParam(info='Rectifier firing angle',
tex_name=r'\theta_P',
default=0,
unit='degree',
vrange=(0, 90),
)
self.TM = NumParam(default=0.1,
info='Inner field regulator forward time constant',
tex_name='K_C',
)
self.VMMAX = NumParam(info='Maximum VM limit',
tex_name='V_{MMAX}',
default=1,
unit='p.u.',
vrange=(0.5, 1.5),
)
self.VMMIN = NumParam(info='Minimum VM limit',
tex_name='V_{RMIN}',
default=0.1,
unit='p.u.',
vrange=(-1.5, 0.5),
)
def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(
info='Sensing time constant',
tex_name='T_R',
default=0.02,
unit='p.u.',
)
self.KA = NumParam(
info='Regulator gain',
tex_name='K_A',
default=5.0,
unit='p.u.',
)
self.TA = NumParam(
info='Lag time constant in anti-windup lag',
tex_name='T_A',
default=0.04,
unit='p.u.',
)
self.VRMAX = NumParam(info='Maximum regulator limit',
tex_name=r'V_{RMAX}',
default=7.3,
unit='p.u.')
self.VRMIN = NumParam(info='Minimum regulator limit',
tex_name=r'V_{RMIN}',
default=-7.3,
unit='p.u.')
self.VBMAX = NumParam(
info='VB upper limit',
tex_name='V_{BMAX}',
default=18,
unit='p.u.',
vrange=(0, 20),
)
self.KE = NumParam(
info='Exciter integrator constant',
tex_name='K_E',
default=1,
unit='p.u.',
)
self.TE = NumParam(
info='Exciter integrator time constant',
tex_name='T_E',
default=1,
unit='p.u.',
)
self.KF = NumParam(
default=0.1,
info='Feedback gain',
tex_name='K_F',
)
self.TF = NumParam(
default=1.0,
info='Feedback delay',
tex_name='T_F',
non_negative=True,
non_zero=True,
)
self.KP = NumParam(
info='Potential circuit gain coeff.',
tex_name='K_P',
default=4,
vrange=(1, 10),
)
self.KI = NumParam(
info='Potential circuit gain coeff.',
tex_name='K_I',
default=0.1,
vrange=(0, 1.1),
)
def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(
info='Sensing time constant',
tex_name='T_R',
default=0.01,
unit='p.u.',
)
self.KPR = NumParam(
info='Proportional gain 1',
tex_name='K_{PR}',
default=1,
unit='p.u.',
)
self.KIR = NumParam(
info='Integral gain 1',
tex_name='K_{IR}',
default=0,
unit='p.u.',
)
self.VRMAX = NumParam(
info='Maximum regulator limit',
tex_name='V_{RMAX}',
default=8,
unit='p.u.',
vrange=(0.5, 10),
)
self.VRMIN = NumParam(
info='Minimum regulator limit',
tex_name='V_{RMIN}',
default=0,
unit='p.u.',
vrange=(-10, 0.5),
)
self.TA = NumParam(
info='Lag time constant',
tex_name='T_A',
default=0.1,
vrange=(0, 1),
)
self.KPM = NumParam(
info='Proportional gain 2',
tex_name='K_{PM}',
default=1,
unit='p.u.',
)
self.KIM = NumParam(
info='Integral gain 2',
tex_name='K_{IM}',
default=0,
unit='p.u.',
)
self.VMMAX = NumParam(
info='Maximum inner loop limit',
tex_name='V_{RMAX}',
default=8,
unit='p.u.',
vrange=(0.5, 10),
)
self.VMMIN = NumParam(
info='Minimum inner loop limit',
tex_name='V_{RMIN}',
default=0,
unit='p.u.',
vrange=(-10, 0.5),
)
self.KG = NumParam(
info='Feedback gain of inner field regulator',
tex_name='K_G',
default=1,
vrange=(0, 1.1),
)
self.KP = NumParam(
info='Potential circuit gain coeff.',
tex_name='K_P',
default=4,
vrange=(1, 10),
)
self.KI = NumParam(
info='Potential circuit gain coeff.',
tex_name='K_I',
default=0.1,
vrange=(0, 1.1),
)
self.VBMAX = NumParam(
info='VB upper limit',
tex_name='V_{BMAX}',
default=18,
unit='p.u.',
vrange=(0, 20),
)
self.KC = NumParam(
default=0.1,
info=
'Rectifier loading factor proportional to commutating reactance',
tex_name='K_C',
vrange=(0, 1),
)
self.XL = NumParam(
default=0.01,
info='Potential source reactance',
tex_name='X_L',
vrange=(0, 0.5),
)
self.THETAP = NumParam(
info='Rectifier firing angle',
tex_name=r'\theta_P',
default=0,
unit='degree',
vrange=(0, 90),
)
self.VGMAX = NumParam(
info='VG upper limit',
tex_name='V_{GMAX}',
default=20,
unit='p.u.',
vrange=(0, 20),
)
def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(info='Sensing time constant',
tex_name='T_R',
default=0.01,
unit='p.u.',
)
self.kP = NumParam(info='PID proportional coeff.',
tex_name='k_P',
default=10,
vrange=(10, 500),
)
self.kI = NumParam(info='PID integrative coeff.',
tex_name='k_I',
default=10,
vrange=(10, 500),
)
self.kD = NumParam(info='PID derivative coeff.',
tex_name='k_D',
default=10,
vrange=(10, 500),
)
self.Td = NumParam(info='PID derivative time constant.',
tex_name='T_d',
default=0.2,
vrange=(0, 0.5),
)
self.VPMAX = NumParam(info='PID maximum limit',
tex_name=r'V_{PMAX}',
default=999,
unit='p.u.')
self.VPMIN = NumParam(info='PID minimum limit',
tex_name=r'V_{PMIN}',
default=-999,
unit='p.u.')
self.VRMAX = NumParam(info='Maximum regulator limit',
tex_name=r'V_{RMAX}',
default=7.3,
unit='p.u.',
vrange=(1, 10))
self.VRMIN = NumParam(info='Minimum regulator limit',
tex_name=r'V_{RMIN}',
default=1,
unit='p.u.',
vrange=(-1, 1.5))
self.VFEMAX = NumParam(info='Exciter field current limit',
tex_name=r'V_{FEMAX}',
default=999,
unit='p.u.')
self.VEMIN = NumParam(info='Minimum exciter voltage output',
tex_name=r'V_{EMIN}',
default=-999,
unit='p.u.')
self.TA = NumParam(info='Lag time constant in anti-windup lag',
tex_name='T_A',
default=0.04,
unit='p.u.',
)
self.KA = NumParam(info='Gain in anti-windup lag TF',
tex_name='K_A',
default=40,
unit='p.u.',
)
self.TE = NumParam(info='Exciter integrator time constant',
tex_name='T_E',
default=0.8,
unit='p.u.',
)
self.E1 = NumParam(info='First saturation point',
tex_name='E_1',
default=0.,
unit='p.u.',
)
self.SE1 = NumParam(info='Value at first saturation point',
tex_name=r'S_{E1}',
default=0.,
unit='p.u.',
)
self.E2 = NumParam(info='Second saturation point',
tex_name='E_2',
default=1.,
unit='p.u.',
)
self.SE2 = NumParam(info='Value at second saturation point',
tex_name=r'S_{E2}',
default=1.,
unit='p.u.',
)
self.KE = NumParam(info='Gain added to saturation',
tex_name='K_E',
default=1,
unit='p.u.',
)
self.KD = NumParam(default=0,
info='Ifd feedback gain',
tex_name='K_D',
vrange=(0, 1),
)
self.KC = NumParam(default=0.1,
info='Rectifier loading factor proportional to commutating reactance',
tex_name='K_C',
vrange=(0, 1),
)
def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(info='Sensing time constant',
tex_name='T_R',
default=0.01,
unit='p.u.',
)
self.TB = NumParam(info='Lag time constant in lead-lag',
tex_name='T_B',
default=1,
unit='p.u.',
)
self.TC = NumParam(info='Lead time constant in lead-lag',
tex_name='T_C',
default=1,
unit='p.u.',
)
self.KA = NumParam(default=80,
info='Regulator gain',
tex_name='K_A',
)
self.TA = NumParam(info='Lag time constant in regulator',
tex_name='T_A',
default=0.04,
unit='p.u.',
)
self.VRMAX = NumParam(info='Maximum excitation limit',
tex_name='V_{RMAX}',
default=8,
unit='p.u.',
vrange=(0.5, 10),
)
self.VRMIN = NumParam(info='Minimum excitation limit',
tex_name='V_{RMIN}',
default=0,
unit='p.u.',
vrange=(-10, 0.5),
)
self.TE = NumParam(info='Exciter integrator time constant',
tex_name='T_E',
default=0.8,
unit='p.u.',
)
self.KF = NumParam(default=0.1,
info='Feedback gain',
tex_name='K_F',
)
self.TF = NumParam(default=1.0,
info='Feedback delay',
tex_name='T_F',
non_negative=True,
non_zero=True,
)
self.KC = NumParam(default=0.1,
info='Rectifier loading factor proportional to commutating reactance',
tex_name='K_C',
vrange=(0, 1),
)
self.KD = NumParam(default=0,
info='Ifd feedback gain',
tex_name='K_C',
vrange=(0, 1),
)
self.KE = NumParam(info='Saturation feedback gain',
tex_name='K_E',
default=1,
unit='p.u.',
)
self.E1 = NumParam(info='First saturation point',
tex_name='E_1',
default=0.,
unit='p.u.',
)
self.SE1 = NumParam(info='Value at first saturation point',
tex_name='S_{E1}',
default=0.,
unit='p.u.',
)
self.E2 = NumParam(info='Second saturation point',
tex_name='E_2',
default=1.,
unit='p.u.',
)
self.SE2 = NumParam(info='Value at second saturation point',
tex_name='S_{E2}',
default=1.,
unit='p.u.',
)
def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(
info='Sensing time constant',
tex_name='T_R',
default=0.01,
)
self.VIMAX = NumParam(
default=0.8,
info='Max. input voltage',
tex_name=r'V_{IMAX}',
)
self.VIMIN = NumParam(
default=-0.1,
info='Min. input voltage',
tex_name=r'V_{IMIN}',
)
self.TB = NumParam(
info='Lag time constant in lead-lag',
tex_name='T_B',
default=1,
)
self.TC = NumParam(
info='Lead time constant in lead-lag',
tex_name='T_C',
default=1,
)
self.TB1 = NumParam(
info='Lag time constant in lead-lag 1',
tex_name=r'T_{B1}',
default=1,
)
self.TC1 = NumParam(
info='Lead time constant in lead-lag 1',
tex_name=r'T_{C1}',
default=1,
)
self.VAMAX = NumParam(info='V_A upper limit',
tex_name=r'V_{AMAX}',
default=999,
unit='p.u.')
self.VAMIN = NumParam(info='V_A lower limit',
tex_name=r'V_{AMIN}',
default=-999,
unit='p.u.')
self.KA = NumParam(
default=80,
info='Regulator gain',
tex_name='K_A',
)
self.TA = NumParam(
info='Lag time constant in regulator',
tex_name='T_A',
default=0.04,
)
self.ILR = NumParam(
default=1,
info='Exciter output current limite reference',
tex_name=r'I_{LR}',
)
self.KLR = NumParam(
default=1,
info='Exciter output current limiter gain',
tex_name=r'K_{LR}',
)
self.VRMAX = NumParam(
info='Maximum voltage regulator output limit',
tex_name=r'V_{RMAX}',
default=7.3,
unit='p.u.',
)
self.VRMIN = NumParam(
info='Minimum voltage regulator output limit',
tex_name=r'V_{RMIN}',
default=-7.3,
unit='p.u.',
)
self.KF = NumParam(
default=0.1,
info='Feedback gain',
tex_name='K_F',
)
self.TF = NumParam(
info='Feedback washout time constant',
tex_name='T_{F}',
default=1,
)
self.KC = NumParam(
info=
'Rectifier loading factor proportional to commutating reactance',
tex_name='K_C',
default=0.1,
)
self.UELc = NumParam(
info='Alternate UEL inputs, input code 1-3',
tex_name='UEL_c',
default=1,
)
self.VOSc = NumParam(
info='Alternate Stabilizer inputs, input code 1-2',
tex_name='VOS_c',
default=1,
)
def __init__(self):
ExcBaseData.__init__(self)
self.TR = NumParam(
info='Sensing Time Constant',
tex_name='T_R',
default=0.01,
unit='p.u',
)
self.TA = NumParam(
info='Voltage Regulator Time Constant',
tex_name='T_A',
default=0.04,
unit='p.u',
)
self.KA = NumParam(
info='Voltage Regulator Gain',
tex_name='K_A',
default=80,
)
self.VRMIN = NumParam(info='V_R lower limit',
default=-7.3,
unit='p.u',
tex_name='V_Rmin')
self.VRMAX = NumParam(
info='V_R upper limit',
default=7.3,
unit='p.u',
tex_name='V_Rmax',
)
self.TE = NumParam(info='Integrator Time Constant',
tex_name='T_E',
default=0.8,
unit='p.u',
non_negative=True)
self.KF = NumParam(info='Feedback Gain', default=0.03, tex_name='K_F')
self.TF1 = NumParam(
info='Lag Time Constant',
default=1.0,
unit='p.u',
tex_name='T_F_1',
)
self.TF2 = NumParam(
info='Lead-Lag Time Constant (pole)',
default=0.8,
unit='p.u',
tex_name='T_F_2',
)
self.TF3 = NumParam(
info='Lead-Lag Time Constant (zero)',
default=1,
unit='p.u',
tex_name='T_F_3',
)
self.KE = NumParam(
info='Exciter Feedback Gain',
tex_name='K_E',
default=1,
)
self.E1 = NumParam(
info='First saturation point',
default=0,
unit='p.u.',
tex_name='E_1',
)
self.SE1 = NumParam(info='Value at first saturation point',
default=0,
unit='p.u.',
tex_name='S_E1')
self.E2 = NumParam(info='Second saturation point',
default=1,
unit='p.u.',
tex_name='E_2')
self.SE2 = NumParam(info='Value at second saturation point',
default=1,
unit='p.u.',
tex_name='S_E2')