modelMeritOrderActivation_Var2

Merit Order Activation of Secondary Control Var2

Extends from Modelica.Blocks.Interfaces.DiscreteBlock (Base class of discrete control blocks), TransiEnt.Grid.Electrical.SecondaryControl.Activation.PartialActivationType (Partial Model for different types of Secondary Control Activation).

Information

1. Purpose of model

Merit Order Activation of Secondary Control Var2, gradient constrained, considers P_mustrun_residual

2. Level of detail, physical effects considered, and physical insight

L2E: Models are based on (dynamic) transfer functions or differential equations.

nonlinear behavior

3. Limits of validity

(no remarks)

4. Interfaces

(no remarks)

5. Nomenclature

(no remarks)

6. Governing Equations

(no remarks)

7. Remarks for Usage

(no remarks)

8. Validation

Tested in check model "TransiEnt.Grid.Electrical.SecondaryControl.Check.TestAGC_compareActivation"

9. References

(no remarks)

10. Version History

Model created by Pascal Dubucq (dubucq@tuhh.de) in 10/2014

Parameters

TypeNameDefaultDescription
SI.TimesamplePeriod (from DiscreteBlock)Sample period of component
SI.TimestartTime (from DiscreteBlock)0First sample time instant
Integernout (from PartialActivationType)simCenter.generationPark.nDispPlantsNumber of plants
Modelica.Units.SI.Power[nout]P_max (from PartialActivationType)simCenter.generationPark.P_max
Real[nout]P_grad_max_star (from PartialActivationType)simCenter.generationPark.P_grad_max_starSpecific Power gradient in 1/s
Modelica.Units.SI.PowerP_respond (from PartialActivationType)simCenter.P_el_smallMinimum absolute set value for response of one power plant (Ansprechempfindlichkeit)
Modelica.Units.SI.TimeTd (from PartialActivationType)1Derivative time constant of slew rate limiter
Modelica.Units.SI.PowerP_SB_max (from PartialActivationType)57e6Maximum power reserve
Real[nout]C_var_possimCenter.generationPark.C_varEnergy price for positive control power
Real[nout]C_var_negsimCenter.generationPark.C_varEnergy price for negative control power

Connectors

TypeNameDefaultDescription
TransiEnt.Basics.Interfaces.Electrical.ElectricPowerIn[nout]P_R_pos (from PartialActivationType)Reserved positive control power (values are supposed to be positive)
TransiEnt.Basics.Interfaces.Electrical.ElectricPowerIn[nout]P_R_neg (from PartialActivationType)Reserved negative control power (values are supposed to be positive)
Modelica.Blocks.Interfaces.RealInputu (from PartialActivationType)
Modelica.Blocks.Interfaces.RealOutput[nout]y (from PartialActivationType)
Modelica.Blocks.Interfaces.RealOutput[nout]c (from PartialActivationType)participation factors

Components

TypeNameDefaultDescription
TransiEnt.SimCentersimCenter (from PartialActivationType)
Modelica.Units.SI.PowerP_reg
RealC_var_pos_sorted
RealC_var_neg_sorted
Integermerit_order_pos
Integermerit_order_neg
Modelica.Units.SI.Power[nout]P_0Current operating point
Modelica.Units.SI.Power[nout]P_rcbl_maxMax reachable operating point
Modelica.Units.SI.Power[nout]P_rcbl_minMin reachable operating point
Modelica.Units.SI.PowerP_mustrun_residualMustrun power of plants that are more expensive than me