Enhancing charging strats of evcs

Signed-off-by: Sebastian Peter <[email protected]>
ie3-institute · Nov 15, 2024 · de60e0c · de60e0c
1 parent 5298be2
commit de60e0c
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Showing 3 changed files with 62 additions and 13 deletions.
diff --git a/src/main/scala/edu/ie3/simona/model/participant2/evcs/ConstantPowerCharging.scala b/src/main/scala/edu/ie3/simona/model/participant2/evcs/ConstantPowerCharging.scala
@@ -0,0 +1,43 @@
+/*
+ * © 2021. TU Dortmund University,
+ * Institute of Energy Systems, Energy Efficiency and Energy Economics,
+ * Research group Distribution grid planning and operation
+ */
+
+package edu.ie3.simona.model.participant2.evcs
+
+import edu.ie3.simona.model.participant.evcs.EvModelWrapper
+import edu.ie3.simona.model.participant2.evcs.EvcsModel.ChargingStrategy
+import squants.{Power, Seconds}
+
+import java.util.UUID
+
+/** Determine scheduling for charging the EVs currently parked at the charging
+  * station by charging with constant power from current time until departure.
+  * If less than the maximum power is required to reach 100% SoC, the power is
+  * reduced accordingly.
+  */
+object ConstantPowerCharging extends ChargingStrategy {
+
+  override def determineChargingPowers(
+      evs: Iterable[EvModelWrapper],
+      currentTick: Long,
+      chargingProps: EvcsChargingProperties,
+  ): Map[UUID, Power] = evs
+    .filter(ev => ev.storedEnergy < ev.eStorage)
+    .map { ev =>
+      val maxChargingPower = chargingProps.getMaxAvailableChargingPower(ev)
+      val remainingParkingTime = Seconds(ev.departureTick - currentTick)
+
+      val requiredEnergyUntilFull = ev.eStorage - ev.storedEnergy
+      val maxChargedEnergyUntilDeparture =
+        maxChargingPower * remainingParkingTime
+      val actualChargedEnergy =
+        requiredEnergyUntilFull.min(maxChargedEnergyUntilDeparture)
+
+      val chargingPower = actualChargedEnergy / remainingParkingTime
+
+      ev.uuid -> chargingPower
+    }
+    .toMap
+}
diff --git a/src/main/scala/edu/ie3/simona/model/participant2/evcs/EvcsModel.scala b/src/main/scala/edu/ie3/simona/model/participant2/evcs/EvcsModel.scala
@@ -566,6 +566,19 @@ object EvcsModel {
   ) extends OperationRelevantData
 
   trait ChargingStrategy {
+
+    /** Determine scheduling for charging the EVs currently parked at the
+      * charging station until their departure.
+      *
+      * @param evs
+      *   currently parked evs at the charging station
+      * @param currentTick
+      *   current tick
+      * @param chargingProps
+      *   interface that provides information on charging station
+      * @return
+      *   scheduling for charging the EVs
+      */
     def determineChargingPowers(
         evs: Iterable[EvModelWrapper],
         currentTick: Long,

diff --git a/...ticipant2/evcs/MaximumPowerStrategy.scala → ...ticipant2/evcs/MaximumPowerCharging.scala b/...ticipant2/evcs/MaximumPowerStrategy.scala → ...ticipant2/evcs/MaximumPowerCharging.scala
@@ -12,20 +12,13 @@ import squants.Power
 
 import java.util.UUID
 
-object MaximumPowerStrategy extends ChargingStrategy {
+/** Determine scheduling for charging the EVs currently parked at the charging
+  * station until their departure. In this case, each EV is charged with maximum
+  * power from current time until it reaches either 100% SoC or its departure
+  * time.
+  */
+object MaximumPowerCharging extends ChargingStrategy {
 
-  /** Determine scheduling for charging the EVs currently parked at the charging
-    * station until their departure. In this case, each EV is charged with
-    * maximum power from current time until it reaches either 100% SoC or its
-    * departure time.
-    *
-    * @param currentTick
-    *   current tick
-    * @param evs
-    *   currently parked evs at the charging station
-    * @return
-    *   scheduling for charging the EVs
-    */
   def determineChargingPowers(
       evs: Iterable[EvModelWrapper],
       currentTick: Long,