From 20d8587552840c0379e35f70dad05c46de439122 Mon Sep 17 00:00:00 2001
From: Dante Niewenhuis <d.niewenhuis@hotmail.com>
Date: Mon, 10 Feb 2025 15:25:26 +0100
Subject: added embodied carbon (#303)

---
 .../compute/power/batteries/SimBattery.java        | 31 ++++++++++++++++++----
 1 file changed, 26 insertions(+), 5 deletions(-)

(limited to 'opendc-simulator/opendc-simulator-compute/src')

diff --git a/opendc-simulator/opendc-simulator-compute/src/main/java/org/opendc/simulator/compute/power/batteries/SimBattery.java b/opendc-simulator/opendc-simulator-compute/src/main/java/org/opendc/simulator/compute/power/batteries/SimBattery.java
index d229d4b5..f09cbcee 100644
--- a/opendc-simulator/opendc-simulator-compute/src/main/java/org/opendc/simulator/compute/power/batteries/SimBattery.java
+++ b/opendc-simulator/opendc-simulator-compute/src/main/java/org/opendc/simulator/compute/power/batteries/SimBattery.java
@@ -49,6 +49,12 @@ public class SimBattery extends FlowNode implements FlowConsumer, FlowSupplier {
 
     private final String name;
     private final String clusterName;
+    private final Double embodiedCarbonRate; // The rate of carbon emissions per millisecond
+    private Double embodiedCarbonEmission = 0.0;
+
+    public Double getEmbodiedCarbonEmission() {
+        return embodiedCarbonEmission;
+    }
 
     public String getName() {
         return name;
@@ -112,9 +118,16 @@ public class SimBattery extends FlowNode implements FlowConsumer, FlowSupplier {
     }
 
     /**
-     * Construct a new {@link FlowNode} instance.
+     * Construct a new {@link SimBattery} instance.
      *
-     * @param parentGraph The {@link FlowGraph} this stage belongs to.
+     * @param parentGraph The {@link FlowGraph} instance this battery is part of.
+     * @param capacity The capacity of the battery in kWh.
+     * @param chargingSpeed The charging speed of the battery in J.
+     * @param initialCharge The initial charge of the battery in kWh.
+     * @param name The name of the battery.
+     * @param clusterName The name of the cluster the battery is part of.
+     * @param totalEmbodiedCarbon The total embodied carbon used to manufacture the battery in kg.
+     * @param expectedLifeTime The expected lifetime of the battery in years.
      */
     public SimBattery(
             FlowGraph parentGraph,
@@ -122,15 +135,21 @@ public class SimBattery extends FlowNode implements FlowConsumer, FlowSupplier {
             double chargingSpeed,
             double initialCharge,
             String name,
-            String clusterName) {
+            String clusterName,
+            Double totalEmbodiedCarbon,
+            Double expectedLifeTime) {
 
         super(parentGraph);
-        this.capacity = capacity;
+        this.capacity = capacity * 3600000;
         this.chargingSpeed = chargingSpeed;
 
-        this.charge = initialCharge;
+        this.charge = initialCharge * 3600000;
         this.name = name;
         this.clusterName = clusterName;
+
+        // TODO: maybe change this to days instead of years?
+        this.embodiedCarbonRate =
+                (totalEmbodiedCarbon * 1000) / (expectedLifeTime * 365.0 * 24.0 * 60.0 * 60.0 * 1000.0);
     }
 
     public void close() {
@@ -188,6 +207,8 @@ public class SimBattery extends FlowNode implements FlowConsumer, FlowSupplier {
 
         long passedTime = now - lastUpdate;
 
+        this.embodiedCarbonEmission += this.embodiedCarbonRate * passedTime;
+
         this.updateCharge(passedTime);
         if (passedTime > 0) {
             double energyUsage = (this.outgoingSupply * passedTime * 0.001);
-- 
cgit v1.2.3