Adding initial Project to git

BWR.core/Components/Concrete/FluidTank.cs

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+// MyBWRSimulator.Core/Components/Concrete/FluidTank.cs
+namespace MyBWRSimulator.Core.Components.Concrete
+{
+    using MyBWRSimulator.Core.Components.Abstract;
+    //using MyBWRSimulator.Core.Components.Enums;
+    using MyBWRSimulator.Core.Ports;
+    using System;
+    using System.Collections.Generic;
+
+    /// <summary>
+    /// Represents a Fluid Tank component in the BWR simulation.
+    /// </summary>
+    public class FluidTank : Component
+    {
+        public double MaxVolume { get; private set; } // Maximum capacity of the tank (m^3)
+        public double CurrentVolume { get; private set; } // Current fluid volume in the tank (m^3)
+        public double CurrentLevel => CurrentVolume / MaxVolume; // 0.0 to 1.0 (0% to 100%)
+        public double ContentsTemperature { get; private set; } // Average temperature of fluid in tank
+
+        public FluidPort Inlet => GetFluidPortById("Inlet");
+        public FluidPort Outlet => GetFluidPortById("Outlet");
+
+        public FluidTank(string id, string name, double maxVolume, int numInlets, int numOutlets, double initialVolume = 0.0, double initialTemp = 293.15)
+            : base(id, name, $"A fluid tank with max volume {maxVolume} m^3.", 5) // Priority 5 (updates last)
+        {
+            MaxVolume = maxVolume;
+            CurrentVolume = Math.Clamp(initialVolume, 0.0, MaxVolume);
+            ContentsTemperature = initialTemp;
+
+
+            AddFluidPort(new FluidPort("Inlet"));
+            AddFluidPort(new FluidPort("Outlet"));
+        }
+
+        public override void Update(double deltaTime)
+        {
+            double FlowVolume = 0.0;
+            double InletEnergy = 0.0; // For temperature calculation
+
+            FlowVolume += Inlet.FlowRate * deltaTime; // FlowRate is volume/time, so FlowRate * deltaTime = volume
+            InletEnergy += Inlet.FlowRate * Inlet.Temperature * deltaTime; // Simple energy balance
+
+            // Sum outgoing flow (assuming outlets draw based on their connected components)
+            // For a tank, outlets typically "demand" flow, and the tank supplies it if available.
+            // For simplicity here, we'll assume outlets simply remove fluid.
+            // In a real system, outlet flow depends on downstream pressure and tank level.
+            FlowVolume -= Outlet.FlowRate * deltaTime;
+
+
+            // Update volume
+            double newVolume = CurrentVolume + FlowVolume;
+            CurrentVolume = Math.Clamp(newVolume, 0.0, MaxVolume);
+
+            // Update outlet port properties (e.g., pressure based on level)
+            // This is a simplification; in reality, outlet pressure also depends on downstream pressure
+            double pressureFromLevel = CurrentLevel * 100000; // Example: 100kPa at full level
+
+            Outlet.Pressure = pressureFromLevel; // Or a more complex calculation
+            Outlet.Temperature = ContentsTemperature;
+                // Mirror values to connected ports
+            Outlet.MirrorToConnectedPort();
+
+
+            Console.WriteLine($"{Name} ({ID}) - Volume: {CurrentVolume:F2} m^3 ({CurrentLevel * 100:F1}%), Temp: {ContentsTemperature:F1} K");
+        }
+    }
+}