OpenIPSL.Electrical.Loads.PSAT

Load models from PSAT

Information

Extends from Modelica.Icons.Package (Icon for standard packages).

Package Content

Name	Description
ExponentialRecovery	Exload - Exponential Recovery Load
FrequencyDependent	Fl - Frequency Dependent Load
Mixed	Mixload - Mixed Load
PQ	Pl - Constant PQ Load
PQvar	Equations come from the mathematical separation in between reals and imaginary of S=P+jQ=UI*
ThermostaticallyControlled	Thload - Thermostatically Controlled Load
VoltageDependent	Voltage Dependent Load
ZIP	ZIP Load
ZIP_ExtInput	PSAT ZIP load with additional input
ZIP_Jimma	Jimma - Jimma's Load
BaseClasses	Base load models from PSAT

OpenIPSL.Electrical.Loads.PSAT.ExponentialRecovery

Exload - Exponential Recovery Load

Information

Extends from BaseClasses.baseLoad (Base load for PSAT models).

Parameters

Name	Description
Sn	Power rating [V.A]
Tp	Active power time constant [s]
Tq	Reactive power time constant [s]
alpha_s	Static active power exponent
alpha_t	Dynamic active power exponent
beta_s	Static reactive power exponent
beta_t	Dynamic reactive power exponent
Power flow data
S_b	System base power [V.A]
V_b	Base voltage of the bus [V]
fn	System frequency [Hz]
P_0	Initial active power [W]
Q_0	Initial reactive power [var]
v_0	Initial voltage magnitude [1]
angle_0	Initial voltage angle [rad]
displayPF	Display power flow:

Connectors

Name	Description
p

OpenIPSL.Electrical.Loads.PSAT.FrequencyDependent

Fl - Frequency Dependent Load

Information

Extends from BaseClasses.baseLoad (Base load for PSAT models).

Parameters

Name	Description
Sn	Power rating [V.A]
alpha_p	Active power voltage coefficient
alpha_q	Reactive power voltage coefficient
beta_p	Active power frequency coefficient
beta_q	Reactive power frequency coefficient
Tf	Filter time constant [s]
Power flow data
S_b	System base power [V.A]
V_b	Base voltage of the bus [V]
fn	System frequency [Hz]
P_0	Initial active power [W]
Q_0	Initial reactive power [var]
v_0	Initial voltage magnitude [1]
angle_0	Initial voltage angle [rad]
displayPF	Display power flow:

Connectors

Name	Description
p

OpenIPSL.Electrical.Loads.PSAT.Mixed

Mixload - Mixed Load

Information

Extends from BaseClasses.baseLoad (Base load for PSAT models).

Parameters

Name	Description
Sn	Power rating [V.A]
Kpf	Frequency coefficient for the active power [1]
alpha	Voltage exponent for the active power
Tpv	Time constant of dV/dt for the active power [s]
Kqf	Frequency coefficient for the reactive power [1]
beta	Voltage exponent for the reactive power
Tqv	Time constant of dV/dt for the reactive power [s]
Tfv	Time constant of voltage magnitude filter [s]
Tft	Time constant of voltage angle filter [s]
Power flow data
S_b	System base power [V.A]
V_b	Base voltage of the bus [V]
fn	System frequency [Hz]
P_0	Initial active power [W]
Q_0	Initial reactive power [var]
v_0	Initial voltage magnitude [1]
angle_0	Initial voltage angle [rad]
displayPF	Display power flow:

Connectors

Name	Description
p

OpenIPSL.Electrical.Loads.PSAT.PQ

Pl - Constant PQ Load

Information

Extends from BaseClasses.baseLoad (Base load for PSAT models).

Parameters

Name	Description
Sn	Power rating [V.A]
Power flow data
S_b	System base power [V.A]
V_b	Base voltage of the bus [V]
fn	System frequency [Hz]
P_0	Initial active power [W]
Q_0	Initial reactive power [var]
v_0	Initial voltage magnitude [1]
angle_0	Initial voltage angle [rad]
displayPF	Display power flow:
To Be Implemented
Vmax	maximum voltage [1]
Vmin	minimum voltage [1]
forcePQ	force constant PQ-load, false may cause simulation problems

Connectors

Name	Description
p

OpenIPSL.Electrical.Loads.PSAT.PQvar

Equations come from the mathematical separation in between reals and imaginary of S=P+jQ=UI*

Information

Extends from BaseClasses.baseLoad (Base load for PSAT models).

Parameters

Name	Description
Sn	Power rating [V.A]
Power flow data
S_b	System base power [V.A]
V_b	Base voltage of the bus [V]
fn	System frequency [Hz]
P_0	Initial active power [W]
Q_0	Initial reactive power [var]
v_0	Initial voltage magnitude [1]
angle_0	Initial voltage angle [rad]
displayPF	Display power flow:
Variation 1
t_start_1	Start time of first load variation [s]
t_end_1	End time of first load variation [s]
dP1	First active load variation [W]
dQ1	First reactive load variation [var]
Variation 2
t_start_2	Start time of second Load variation [s]
t_end_2	End time of second load variation [s]
dP2	Second active load variation [W]
dQ2	Second reactive load variation [var]
To Be Implemented
Vmax	maximum voltage [1]
Vmin	minimum voltage [1]
forcePQ	force 'constant' PQ-load, false may cause simulation problems

Connectors

Name	Description
p

OpenIPSL.Electrical.Loads.PSAT.ThermostaticallyControlled

Thload - Thermostatically Controlled Load

Information

This load defines a dynamic load with temperature control. This component is initialized after the power flow solution and needs a PQ load connected at the same bus.

For more information see [Milano2013], section "16.6 Thermostatically Controlled Load".

Extends from OpenIPSL.Electrical.Loads.PSAT.BaseClasses.baseLoad (Base load for PSAT models).

Parameters

Name	Description
Sn	Power rating [V.A]
Kl	Ceiling conductance output
Kp	Gain of the proportional controller [pu/pu]
Ki	Gain of the integral controller [pu/pu]
Ti	Time constant of integral controller [s]
T1	Time constant of the thermal load [s]
T_ref	Reference temperature [degC]
T0	Initial temperature [degC]
G0	Initial conductance [1]
Gmax	Maximum conductance [1]
Gmin	Minimum conductance [1]
K1	Active power gain [pu/pu]
K3	Gain anti wind-up
Power flow data
S_b	System base power [V.A]
V_b	Base voltage of the bus [V]
fn	System frequency [Hz]
P_0	Initial active power [W]
Q_0	Initial reactive power [var]
v_0	Initial voltage magnitude [1]
angle_0	Initial voltage angle [rad]
displayPF	Display power flow:

Connectors

Name	Description
p
t_ref	Reference temperature
t_a	Ambient temperature

OpenIPSL.Electrical.Loads.PSAT.VoltageDependent

Voltage Dependent Load

Information

Extends from BaseClasses.baseLoad (Base load for PSAT models).

Parameters

Name	Description
Sn	Power rating [V.A]
alphap	Active power exponent
alphaq	Reactive power exponent
Power flow data
S_b	System base power [V.A]
V_b	Base voltage of the bus [V]
fn	System frequency [Hz]
P_0	Initial active power [W]
Q_0	Initial reactive power [var]
v_0	Initial voltage magnitude [1]
angle_0	Initial voltage angle [rad]
displayPF	Display power flow:

Connectors

Name	Description
p

OpenIPSL.Electrical.Loads.PSAT.ZIP

ZIP Load

Information

Extends from BaseClasses.baseLoad (Base load for PSAT models).

Parameters

Name	Description
Sn	Power rating [V.A]
Pz	Conductance [1]
Pi	Active current [1]
Pp	Active power [1]
Qz	Susceptance [1]
Qi	Reactive current [1]
Qp	Reactive power [1]
Power flow data
S_b	System base power [V.A]
V_b	Base voltage of the bus [V]
fn	System frequency [Hz]
P_0	Initial active power [W]
Q_0	Initial reactive power [var]
v_0	Initial voltage magnitude [1]
angle_0	Initial voltage angle [rad]
displayPF	Display power flow:

Connectors

Name	Description
p

OpenIPSL.Electrical.Loads.PSAT.ZIP_ExtInput

PSAT ZIP load with additional input

Information

Extends from OpenIPSL.Electrical.Loads.PSAT.BaseClasses.baseLoad (Base load for PSAT models).

Parameters

Name	Description
Sn	Power rating [V.A]
Pz	Conductance [1]
Pi	Active current [1]
Pp	Active power [1]
Qz	Susceptance [1]
Qi	Reactive current [1]
Qp	Reactive power [1]
Power flow data
S_b	System base power [V.A]
V_b	Base voltage of the bus [V]
fn	System frequency [Hz]
P_0	Initial active power [W]
Q_0	Initial reactive power [var]
v_0	Initial voltage magnitude [1]
angle_0	Initial voltage angle [rad]
displayPF	Display power flow:

Connectors

Name	Description
p
u

OpenIPSL.Electrical.Loads.PSAT.ZIP_Jimma

Jimma - Jimma's Load

Information

Extends from BaseClasses.baseLoad (Base load for PSAT models).

Parameters

Name	Description
Sn	Power rating [V.A]
Tf	Time constant of the high-pass filter [s]
Pz	Conductance [1]
Pi	Active current [1]
Pp	Active power [1]
Qz	Susceptance [1]
Qi	Reactive current [1]
Qp	Reactive power [1]
Kv	coefficient of the voltage time derivative [1/s]
Power flow data
S_b	System base power [V.A]
V_b	Base voltage of the bus [V]
fn	System frequency [Hz]
P_0	Initial active power [W]
Q_0	Initial reactive power [var]
v_0	Initial voltage magnitude [1]
angle_0	Initial voltage angle [rad]
displayPF	Display power flow:

Connectors

Name	Description
p

Automatically generated Mon Oct 10 14:35:55 2022.