Package io.openems.edge.ess.core.power.data

Class ConstraintUtil

java.lang.Object

io.openems.edge.ess.core.power.data.ConstraintUtil

public class ConstraintUtil
extends Object

Method Summary

Modifier and Type	Method	Description
static List<Constraint>	createDisableConstraintsForInactiveInverters(Coefficients coefficients, Collection<Inverter> inverters)	Creates for each disabled inverter an EQUALS ZERO constraint.
static List<Constraint>	createGenericEssConstraints(Coefficients coefficients, List<ManagedSymmetricEss> esss, boolean symmetricMode)	Creates for each Ess constraints for AllowedCharge, AllowedDischarge and MaxApparentPower.
static List<Constraint>	createMetaEssConstraints(Coefficients coefficients, List<ManagedSymmetricEss> esss, boolean symmetricMode)	Creates Constraints for MetaEss, e.g.
static Constraint	createSimpleConstraint(Coefficients coefficients, String description, String essId, Phase phase, Pwr pwr, Relationship relationship, double value)	Creates a simple Constraint with only one Coefficient.
static List<Constraint>	createSinglePhaseEssConstraints(Coefficients coefficients, Collection<Inverter> inverters, boolean symmetricMode)	For Single-Phase-ESS: Creates an EQUALS ZERO constraint for the not-connected phases.
static List<Constraint>	createStaticEssConstraints(List<ManagedSymmetricEss> esss, Consumer<Boolean> onStaticConstraintsFailed)	Asks each Ess if it has any static Constraints and adds them.
static List<Constraint>	createSumOfPhasesConstraints(Coefficients coefficients, List<ManagedSymmetricEss> esss, boolean symmetricMode)	Creates Constraints for Three-Phased Ess: P = L1 + L2 + L3.
static List<Constraint>	createSymmetricEssConstraints(Coefficients coefficients, List<ManagedSymmetricEss> esss, boolean symmetricMode)	Creates Constraints for SymmetricEss, e.g.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

createSimpleConstraint

public static Constraint createSimpleConstraint(Coefficients coefficients,
 String description,
 String essId,
 Phase phase,
 Pwr pwr,
 Relationship relationship,
 double value)
                                         throws OpenemsException

Creates a simple Constraint with only one Coefficient.

Parameters:

coefficients - the Coefficients

description - a description for the Constraint

essId - the component Id of a ManagedSymmetricEss

phase - the Phase

pwr - the Pwr

relationship - the Relationship

value - the value

Returns:

the Constraint

Throws:

OpenemsException - on error

createDisableConstraintsForInactiveInverters

public static List<Constraint> createDisableConstraintsForInactiveInverters(Coefficients coefficients,
 Collection<Inverter> inverters)
                                                                     throws OpenemsException

Creates for each disabled inverter an EQUALS ZERO constraint.

Parameters:

coefficients - the Coefficients

inverters - Collection of Inverters

Returns:

List of Constraints

Throws:

OpenemsException - on error

createGenericEssConstraints

public static List<Constraint> createGenericEssConstraints(Coefficients coefficients,
 List<ManagedSymmetricEss> esss,
 boolean symmetricMode)
                                                    throws OpenemsException

Creates for each Ess constraints for AllowedCharge, AllowedDischarge and MaxApparentPower.

Parameters:

coefficients - the Coefficients

esss - list of ManagedSymmetricEsss

symmetricMode - Symmetric-Mode enabled?

Returns:

List of Constraints

Throws:

OpenemsException - on error

createStaticEssConstraints

public static List<Constraint> createStaticEssConstraints(List<ManagedSymmetricEss> esss,
 Consumer<Boolean> onStaticConstraintsFailed)

Asks each Ess if it has any static Constraints and adds them.

Parameters:

esss - list of ManagedSymmetricEsss

onStaticConstraintsFailed - callback for EssPower.ChannelId.STATIC_CONSTRAINTS_FAILED channel

Returns:

List of Constraints

createSumOfPhasesConstraints

public static List<Constraint> createSumOfPhasesConstraints(Coefficients coefficients,
 List<ManagedSymmetricEss> esss,
 boolean symmetricMode)
                                                     throws OpenemsException

Creates Constraints for Three-Phased Ess: P = L1 + L2 + L3.

If symmetricMode is activated, an empty list is returned.

Parameters:

coefficients - the Coefficients

esss - list of ManagedSymmetricEsss

symmetricMode - Symmetric-Mode enabled?

Returns:

List of Constraints

Throws:

OpenemsException - on error

createSymmetricEssConstraints

public static List<Constraint> createSymmetricEssConstraints(Coefficients coefficients,
 List<ManagedSymmetricEss> esss,
 boolean symmetricMode)
                                                      throws OpenemsException

Creates Constraints for SymmetricEss, e.g. L1 = L2 = L3.

Parameters:

coefficients - the Coefficients

esss - a list of ManagedSymmetricEss

symmetricMode - Symmetric-Mode activated?

Returns:

List of Constraints

Throws:

OpenemsException - on error

createSinglePhaseEssConstraints

public static List<Constraint> createSinglePhaseEssConstraints(Coefficients coefficients,
 Collection<Inverter> inverters,
 boolean symmetricMode)
                                                        throws OpenemsException

For Single-Phase-ESS: Creates an EQUALS ZERO constraint for the not-connected phases.

If symmetricMode is activated, an empty list is returned.

Parameters:

coefficients - the Coefficients

inverters - a list of Inverters

symmetricMode - Symmetric-Mode activated?

Returns:

List of Constraints

Throws:

OpenemsException - on error

createMetaEssConstraints

public static List<Constraint> createMetaEssConstraints(Coefficients coefficients,
 List<ManagedSymmetricEss> esss,
 boolean symmetricMode)
                                                 throws OpenemsException

Creates Constraints for MetaEss, e.g. ClusterL1 = ess1_L1 + ess2_L1 + ...

Parameters:

coefficients - the Coefficients

esss - list of ManagedSymmetricEsss

symmetricMode - Symmetric-Mode enabled?

Returns:

List of Constraints

Throws:

OpenemsException - on error