units v2

csharp/Lib/Units/ActivePower.cs

@@ -0,0 +1,23 @@
+using InnovEnergy.Lib.Time.Unix;
+using InnovEnergy.Lib.Units.Generator;
+
+namespace InnovEnergy.Lib.Units;
+
+[Generate]
+public readonly partial struct ActivePower
+{
+    public static String Unit   => "W";
+    public static String Symbol => "P";
+
+    public ActivePower(Double value) => Value = value;
+    
+    // P=UI
+    public static Voltage operator /(ActivePower power, Current current) => new Voltage(power.Value / current.Value);
+    public static Current operator /(ActivePower power, Voltage voltage) => new Current(power.Value / voltage.Value);
+ 
+    public static Energy operator *(ActivePower power, TimeSpan timeSpan) => power.Value / 1000 * timeSpan.TotalHours;
+    public static Energy operator *(TimeSpan timeSpan, ActivePower power) => power.Value / 1000 * timeSpan.TotalHours;
+    
+    public static Energy operator *(ActivePower power, UnixTimeSpan timeSpan) => power.Value * timeSpan.Ticks / 3_600_000;
+    public static Energy operator *(UnixTimeSpan timeSpan, ActivePower power) => power.Value * timeSpan.Ticks / 3_600_000;
+}

csharp/Lib/Units/ActivePower.generated.cs

@@ -9,11 +9,11 @@ using System.CodeDom.Compiler;
 
 namespace InnovEnergy.Lib.Units;
 
-using T = Power;
+using T = ActivePower;
 
 [GeneratedCode("generate.sh", "1")]
-[JsonConverter(typeof(PowerConverter))]
+[JsonConverter(typeof(ActivePowerConverter))]
-public readonly partial struct Power
+public readonly partial struct ActivePower
 {
     public Double Value { get; }
     public override String ToString() => Value.RoundToSignificantDigits(Units.DisplaySignificantDigits) + Unit;
@@ -52,14 +52,14 @@ public readonly partial struct Power
 }
 
 
-internal class PowerConverter : JsonConverter<Power>
+internal class ActivePowerConverter : JsonConverter<ActivePower>
 {
-    public override Power Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+    public override ActivePower Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
     {
-        return new Power(reader.GetDouble());
+        return new ActivePower(reader.GetDouble());
     }
 
-    public override void Write(Utf8JsonWriter writer, Power value, JsonSerializerOptions options)
+    public override void Write(Utf8JsonWriter writer, ActivePower value, JsonSerializerOptions options)
     {
         var rounded = value.Value.RoundToSignificantDigits(Units.JsonSignificantDigits);
 

csharp/Lib/Units/Composite/Ac1Bus.cs

@@ -3,7 +3,7 @@ namespace InnovEnergy.Lib.Units.Composite;
 
 public class Ac1Bus : AcPhase
 {
-    public Double Frequency { get; internal init; }
+    public Frequency Frequency { get; internal init; }
 
 
     public static Ac1Bus FromVoltageCurrentFrequencyPhi(Double voltageRms,

csharp/Lib/Units/Composite/Ac3Bus.cs

@@ -9,8 +9,18 @@ public class Ac3Bus
     public AcPhase   L1        { get; internal init; }
     public AcPhase   L2        { get; internal init; }
     public AcPhase   L3        { get; internal init; }
-    
     public AcPower   Power     { get; internal init; }
+    public Frequency Frequency { get; internal init; }
 
-    public Double  Frequency { get; internal init; }
+    public static Ac3Bus FromPhasesAndFrequency(AcPhase l1,
+                                                AcPhase l2,
+                                                AcPhase l3,
+                                              Frequency frequency) => new()
+    {
+        L1        = l1,
+        L2        = l2,
+        L3        = l3,
+        Power     = AcPower.SumOf(l1.Power, l2.Power, l3.Power),
+        Frequency = frequency,
+    };
 }

csharp/Lib/Units/Composite/AcPhase.cs

@@ -5,4 +5,36 @@ namespace InnovEnergy.Lib.Units.Composite;
 public class AcPhase : Bus
 {
     public AcPower Power { get; internal init; }
+    
+    public static AcPhase FromVoltageCurrentPhi(Voltage voltageRms,
+                                                Current currentRms,
+                                                  Angle phi) => new()
+    {
+        Current = currentRms,
+        Voltage = voltageRms,
+        Power   = AcPower.FromVoltageCurrentPhi(voltageRms, currentRms, phi)
+    };
+    
+    public static AcPhase FromVoltageCurrentActiveReactive(Voltage voltageRms,
+                                                           Current currentRms,
+                                                       ActivePower activePower,
+                                                     ReactivePower reactivePower) => new()
+    {
+        Current = currentRms,
+        Voltage = voltageRms,
+        Power   = AcPower.FromActiveReactive(activePower, reactivePower)
+    };
+    
+    public static AcPhase FromVoltageCurrentActiveReactiveApparent(Voltage voltageRms,
+                                                                   Current currentRms,
+                                                               ActivePower activePower,
+                                                             ReactivePower reactivePower,
+                                                             ApparentPower apparentPower) => new()
+    {
+        Current = currentRms,
+        Voltage = voltageRms,
+        Power   = AcPower.FromActiveReactiveApparent(activePower, reactivePower, apparentPower)
+    };
+    
+    
 }

csharp/Lib/Units/Composite/AcPower.cs

@@ -4,31 +4,85 @@ namespace InnovEnergy.Lib.Units.Composite;
 
 public class AcPower
 {
-    public Double Apparent { get; internal init; }
+    public ApparentPower Apparent { get; internal init; }
-    public Double Active   { get; internal init; }
+    public ActivePower   Active   { get; internal init; }
-    public Double Reactive { get; internal init; }
+    public ReactivePower Reactive { get; internal init; }
-    public Double Phi      { get; internal init; }
+    public Angle         Phi      { get; internal init; }
     public Double        CosPhi   { get; internal init; }
 
-    public static AcPower FromVoltageCurrentPhi(Double voltageRms, Double currentRms, Double phi)
+
+    public static AcPower FromActiveReactiveApparent(ActivePower activePower, ReactivePower reactivePower, ApparentPower apparentPower)
+    {
+        var q   = reactivePower.Value;
+        var p   = activePower.Value;
+        var s   = apparentPower.Value;
+        var phi = Atan2(q, p);
+
+        return new AcPower
+        {
+            Active   = p,
+            Reactive = q,
+            Apparent = s,
+            Phi      = phi,
+            CosPhi   = p/s,
+        };
+    }
+    
+    public static AcPower FromActiveReactive(ActivePower activePower, ReactivePower reactivePower)
+    {
+        var q   = reactivePower.Value;
+        var p   = activePower.Value;
+        var s   = Sqrt(p * p + q * q);
+        var phi = Atan2(q, p);
+
+        return new AcPower
+        {
+            Active   = p,
+            Reactive = q,
+            Apparent = s,
+            Phi      = phi,
+            CosPhi   = p/s,
+        };
+    }
+    
+    public static AcPower FromVoltageCurrentPhi(Voltage voltageRms, Current currentRms, Angle phi)
     {
         if (voltageRms < 0) throw new ArgumentException("RMS value cannot be negative", nameof(voltageRms));
         if (currentRms < 0) throw new ArgumentException("RMS value cannot be negative", nameof(currentRms));
 
-        phi = NormalizePhi(phi);
+        var cosPhi   = Cos(phi.Value);
-        
+        var apparent = voltageRms.Value * currentRms.Value;
-        var cosPhi   = Cos(phi);
-        var apparent = voltageRms * currentRms;
 
         return new AcPower
         {
             Apparent = apparent,
             Active   = apparent * cosPhi,
-            Reactive = apparent * Sin(phi),
+            Reactive = apparent * Sin(phi.Value),
             Phi      = phi,
             CosPhi   = cosPhi
         };
     }
 
-    private static Double NormalizePhi(Double phi) => (phi + PI) % Tau - PI; // Tau is 2pi
+
+    public static AcPower SumOf(params AcPower[] phases)
+    {
+        var p = phases.Sum(l => l.Active.Value);
+        var q = phases.Sum(l => l.Reactive.Value);
+        var s = Sqrt(p * p + q * q);
+
+        Angle phi = Atan2(q, p);
+
+        return new AcPower
+        {
+            Apparent = s,
+            Active   = p,
+            Reactive = q,
+            Phi      = phi,
+            CosPhi   = Cos(phi.Value)
+        };
+    }
+
+    private static Double NormalizePhi(Double phi) => (phi + PI) % Tau - PI; // Tau is 2pi
+    
+    
 }

csharp/Lib/Units/Composite/Bus.cs

@@ -6,6 +6,6 @@ namespace InnovEnergy.Lib.Units.Composite;
 
 public abstract class Bus
 {
-    public Double Voltage { get; internal init; }
+    public Voltage Voltage { get; internal init; }
-    public Double Current { get; internal init; }
+    public Current Current { get; internal init; }
 }

csharp/Lib/Units/Composite/DcBus.cs

@@ -2,9 +2,11 @@ namespace InnovEnergy.Lib.Units.Composite;
 
 public class DcBus : Bus
 {
-   public Double Power { get; internal init; }
+   private DcBus() {}
 
-   public static DcBus FromVoltageCurrent(Double voltage, Double current) => new()
+   public ActivePower Power { get; internal init; }
+
+   public static DcBus FromVoltageCurrent(Voltage voltage, Current current) => new()
    {
       Voltage = voltage,
       Current = current,

csharp/Lib/Units/Current.cs

@@ -11,7 +11,7 @@ public readonly partial struct Current
     public Current(Double value) => Value = value;
 
     // P=UI
-    public static Power   operator *(Current current, Voltage voltage) => new Power(current.Value * voltage.Value);
+    public static ActivePower operator *(Current current, Voltage voltage) => new ActivePower(current.Value * voltage.Value);
     
     // U=RI
     public static Voltage operator *(Current current, Resistance resistance) => new Voltage(resistance.Value* current.Value);

csharp/Lib/Units/Energy.cs

@@ -11,6 +11,6 @@ public readonly partial struct Energy
 
     public Energy(Double value) => Value = value;
     
-    public static Power operator /(Energy energy, TimeSpan     timeSpan) => energy.Value * 1000 /  timeSpan.TotalHours ;
+    public static ActivePower operator /(Energy energy, TimeSpan     timeSpan) => energy.Value * 1000 /  timeSpan.TotalHours ;
-    public static Power operator /(Energy energy, UnixTimeSpan timeSpan) => energy.Value * 3_600_000 / timeSpan.Ticks;
+    public static ActivePower operator /(Energy energy, UnixTimeSpan timeSpan) => energy.Value * 3_600_000 / timeSpan.Ticks;
 }

csharp/Lib/Units/Power.cs

@@ -1,23 +0,0 @@
-using InnovEnergy.Lib.Time.Unix;
-using InnovEnergy.Lib.Units.Generator;
-
-namespace InnovEnergy.Lib.Units;
-
-[Generate]
-public readonly partial struct Power
-{
-    public static String Unit   => "W";
-    public static String Symbol => "P";
-
-    public Power(Double value) => Value = value;
-    
-    // P=UI
-    public static Voltage operator /(Power power, Current current) => new Voltage(power.Value / current.Value);
-    public static Current operator /(Power power, Voltage voltage) => new Current(power.Value / voltage.Value);
- 
-    public static Energy operator *(Power power, TimeSpan timeSpan) => power.Value / 1000 * timeSpan.TotalHours;
-    public static Energy operator *(TimeSpan timeSpan, Power power) => power.Value / 1000 * timeSpan.TotalHours;
-    
-    public static Energy operator *(Power power, UnixTimeSpan timeSpan) => power.Value * timeSpan.Ticks / 3_600_000;
-    public static Energy operator *(UnixTimeSpan timeSpan, Power power) => power.Value * timeSpan.Ticks / 3_600_000;
-}

csharp/Lib/Units/Units.cs

@@ -7,7 +7,7 @@ public static class Units
     
     public static Current       A      (this Double value) => value;
     public static Voltage       V      (this Double value) => value;
-    public static Power         W      (this Double value) => value;
+    public static ActivePower         W      (this Double value) => value;
     public static ReactivePower Var    (this Double value) => value;
     public static ApparentPower Va     (this Double value) => value;
     public static Resistance    Ohm    (this Double value) => value;

csharp/Lib/Units/Voltage.cs

@@ -16,6 +16,6 @@ public readonly partial struct Voltage
     public static Current operator /(Voltage voltage, Resistance resistance) => new Current(voltage.Value / resistance.Value);
     
     // P=UI
-    public static Power operator *(Voltage voltage, Current current) => new Power(current.Value * voltage.Value);
+    public static ActivePower operator *(Voltage voltage, Current current) => new ActivePower(current.Value * voltage.Value);
 }