modelFirstOrderStateEstimation

State estimation model

Extends from TransiEnt.Basics.Icons.Block.

Information

1. Purpose of model

State estimation model with first order dynamics to improve secondary control activation (decoupling of economic dispatch and frequency control)

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

u[nout]: Input signals from power plants base loads

y: Output signal for secondary balancing control

nout: Number of considered power plants

5. Nomenclature

(no remarks)

6. Governing Equations

(no remarks)

7. Remarks for Usage

(no remarks)

8. Validation

(no remarks)

9. References

(no remarks)

10. Version History

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

Parameters

TypeNameDefaultDescription
IntegernoutsimCenter.generationPark.nDispPlantsNumber of plants
SI.Time[nout]T0.63./simCenter.generationPark.P_grad_max_star

Connectors

TypeNameDefaultDescription
Modelica.Blocks.Interfaces.RealInput[nout]u
Modelica.Blocks.Interfaces.RealOutputy

Components

TypeNameDefaultDescription
TransiEnt.SimCentersimCenter
Modelica.Blocks.Math.Sumsum
Modelica.Blocks.Math.Feedbackfeedback
Modelica.Blocks.Continuous.FirstOrder[nout]G_i_star
Modelica.Blocks.Math.Sumsum1