modelSecondaryBalancingController

Secondary balancing control model as proposed by ENTSO-E operational handbook

Extends from Modelica.Blocks.Interfaces.SISO (Single Input Single Output continuous control block), TransiEnt.Basics.Icons.Controller (Icon for controller).

Information

1. Purpose of model

Secondary balancing controller modeled according to ENTSO-E requirements with

- PI behaviour

- input of frequency value and exchange power request

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

(no remarks)

3. Limits of validity

(no remarks)

4. Interfaces

(no remarks)

5. Nomenclature

(no elements)

6. Governing Equations

(no equations)

7. Remarks for Usage

(no remarks)

8. Validation

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

9. References

(no remarks)

10. Version History

Model created by Pascal Dubucq (dubucq@tuhh.de) on 01.10.2014

Type	Name	Default	Description
Boolean	is_singleton	true	Select true, if this is the only 2ndary ctrl in total grid model
SI.Power	P_n	simCenter.P_n_low
Static
Real	K_r	1	Sub grid participation factor
Dynamic
Real	T_r	10	Time constant of secondary balancing power
Real	beta	6e9	Gain of secondary balancing power

Type	Name	Description
RealInput	u (from SISO)	Connector of Real input signal
RealOutput	y (from SISO)	Connector of Real output signal
TransiEnt.Basics.Interfaces.Electrical.ElectricPowerIn	P_tie_is	Requested power for exchange between multiple control areas
TransiEnt.Basics.Interfaces.Electrical.ElectricPowerIn	P_tie_set	Requested power for exchange between multiple control areas

Type	Name	Default	Description
TransiEnt.SimCenter	simCenter
Modelica.Blocks.Math.Gain	ProportionalGain
Modelica.Blocks.Continuous.PI	PI
SI.Energy	E_total_sec_bal_pos
SI.Energy	E_total_sec_bal_neg
Modelica.Blocks.Math.Feedback	delta_P_tie
Modelica.Blocks.Math.Sum	G