241 lines
10 KiB
C#
241 lines
10 KiB
C#
using System.Diagnostics.CodeAnalysis;
|
|
using InnovEnergy.Lib.Protocols.Modbus.Conversions;
|
|
using InnovEnergy.Lib.Units.Composite;
|
|
using InnovEnergy.Lib.Utils;
|
|
using static InnovEnergy.Lib.Devices.Battery48TL.LedState;
|
|
|
|
namespace InnovEnergy.Lib.Devices.Battery48TL;
|
|
|
|
public static class ModbusParser
|
|
{
|
|
internal static Battery48TLStatus ParseBatteryStatus(this ModbusRegisters data)
|
|
{
|
|
var greenLed = data.ParseLedState(register: 1005, led: LedColor.Green);
|
|
var amberLed = data.ParseLedState(register: 1005, led: LedColor.Amber);
|
|
var blueLed = data.ParseLedState(register: 1005, led: LedColor.Blue);
|
|
var redLed = data.ParseLedState(register: 1005, led: LedColor.Red);
|
|
|
|
var soc = data.ParseSoc();
|
|
|
|
var eoc = greenLed is On
|
|
&& amberLed is Off
|
|
&& blueLed is Off;
|
|
|
|
var maxSoc = eoc ? 100m : 99.9m;
|
|
|
|
var batteryCold = greenLed >= BlinkingSlow
|
|
&& blueLed >= BlinkingSlow;
|
|
|
|
var temperatureState = batteryCold
|
|
? TemperatureState.Cold
|
|
: TemperatureState.OperatingTemperature; // TODO: overheated
|
|
|
|
|
|
return new Battery48TLStatus
|
|
{
|
|
Dc = data.ParseDcBus(),
|
|
Alarms = data.ParseAlarms().ToList(),
|
|
Warnings = data.ParseWarnings().ToList(),
|
|
Soc = Math.Min(soc, maxSoc),
|
|
Temperature = data.ParseDecimal(register: 1004, scaleFactor: 0.1m, offset: -400),
|
|
GreenLed = greenLed,
|
|
AmberLed = amberLed,
|
|
BlueLed = blueLed,
|
|
RedLed = redLed,
|
|
Heating = data.ParseBool(baseRegister: 1014, bit: 6),
|
|
ConnectedToDc = data.ParseBool(baseRegister: 1014, bit: 0),
|
|
TemperatureState = temperatureState,
|
|
MaxChargingPower = data.CalcMaxChargePower(),
|
|
MaxDischargingPower = data.CalcMaxDischargePower(),
|
|
CellsVoltage = data.ParseDecimal(register: 1000, scaleFactor: 0.01m),
|
|
};
|
|
}
|
|
|
|
|
|
public static Decimal ParseDecimal(this ModbusRegisters data, Int32 register, Decimal scaleFactor = 1.0m, Double offset = 0.0)
|
|
{
|
|
var value = data[register].ConvertTo<Int32>(); // widen to 32bit signed
|
|
|
|
if (value >= 0x8000)
|
|
value -= 0x10000; // Fiamm stores their integers signed AND with sign-offset @#%^&!
|
|
|
|
return (Decimal)(value + offset) * scaleFactor;
|
|
}
|
|
|
|
internal static Decimal ParseCurrent(this ModbusRegisters data)
|
|
{
|
|
return data.ParseDecimal(register: 1001, scaleFactor: 0.01m, offset: -10000);
|
|
}
|
|
|
|
internal static Decimal ParseBusVoltage(this ModbusRegisters data)
|
|
{
|
|
return data.ParseDecimal(register: 1002, scaleFactor: 0.01m);
|
|
}
|
|
|
|
internal static Boolean ParseBool(this ModbusRegisters data, Int32 baseRegister, Int16 bit)
|
|
{
|
|
var x = bit / 16;
|
|
var y = bit % 16;
|
|
|
|
var value = (UInt32)data[baseRegister + x];
|
|
|
|
return (value & (1 << y)) > 0;
|
|
}
|
|
|
|
internal static LedState ParseLedState(this ModbusRegisters data, Int32 register, LedColor led)
|
|
{
|
|
var lo = data.ParseBool(register, (led.ConvertTo<Int16>() * 2 ).ConvertTo<Int16>());
|
|
var hi = data.ParseBool(register, (led.ConvertTo<Int16>() * 2 + 1).ConvertTo<Int16>());
|
|
|
|
return (hi, lo) switch
|
|
{
|
|
(false, false) => Off,
|
|
(false, true) => On,
|
|
(true, false) => BlinkingSlow,
|
|
(true, true) => BlinkingFast,
|
|
};
|
|
}
|
|
|
|
|
|
internal static Decimal ParseSoc(this ModbusRegisters data)
|
|
{
|
|
return data.ParseDecimal(register: 1054, scaleFactor: 0.1m);
|
|
}
|
|
|
|
private static Decimal CalcPowerLimitImposedByVoltageLimit(Decimal v,Decimal i,Decimal vLimit,Decimal rInt)
|
|
{
|
|
var dv = vLimit - v;
|
|
var di = dv / rInt;
|
|
var pLimit = vLimit * (i + di);
|
|
|
|
return pLimit;
|
|
}
|
|
|
|
private static Decimal CalcPowerLimitImposedByCurrentLimit(Decimal v, Decimal i, Decimal iLimit, Decimal rInt)
|
|
{
|
|
var di = iLimit - i;
|
|
var dv = di * rInt;
|
|
var pLimit = iLimit * (v + dv);
|
|
|
|
return pLimit;
|
|
}
|
|
|
|
|
|
private static Decimal CalcPowerLimitImposedByTempLimit(Decimal t, Decimal maxAllowedTemp, Decimal power , Decimal setpoint)
|
|
{
|
|
// const Int32 holdZone = 300;
|
|
// const Int32 maxAllowedTemp = 315;
|
|
|
|
var kp = 0.05m;
|
|
var error = setpoint - power;
|
|
var controlOutput = (kp * error) *(1 - Math.Abs((t-307.5m)/7.5m));
|
|
|
|
return controlOutput;
|
|
|
|
// var a = holdZone - maxAllowedTemp;
|
|
// var b = -a * maxAllowedTemp;
|
|
}
|
|
|
|
internal static Decimal CalcMaxChargePower(this ModbusRegisters data)
|
|
{
|
|
var v = data.ParseDecimal(register: 1000, scaleFactor: 0.01m);
|
|
var i = ParseCurrent(data);
|
|
|
|
var pLimits = new[]
|
|
{
|
|
// TODO: review
|
|
CalcPowerLimitImposedByVoltageLimit(v, i, Constants.VMax, Constants.RIntMin),
|
|
CalcPowerLimitImposedByVoltageLimit(v, i, Constants.VMax, Constants.RIntMax),
|
|
CalcPowerLimitImposedByCurrentLimit(v, i, Constants.IMax, Constants.RIntMin),
|
|
CalcPowerLimitImposedByCurrentLimit(v, i, Constants.IMax, Constants.RIntMax)
|
|
};
|
|
|
|
var pLimit = pLimits.Min();
|
|
|
|
return Math.Max(pLimit, 0);
|
|
}
|
|
|
|
internal static DcBus ParseDcBus(this ModbusRegisters data) => new()
|
|
{
|
|
Current = data.ParseCurrent(),
|
|
Voltage = data.ParseBusVoltage(),
|
|
};
|
|
|
|
internal static Decimal CalcMaxDischargePower(this ModbusRegisters data)
|
|
{
|
|
var v = data.ParseDecimal(register: 1000, scaleFactor: 0.01m);
|
|
var i = ParseCurrent(data);
|
|
|
|
var pLimits = new[]
|
|
{
|
|
// TODO: review
|
|
CalcPowerLimitImposedByVoltageLimit(v, i, Constants.VMin, Constants.RIntMin),
|
|
CalcPowerLimitImposedByVoltageLimit(v, i, Constants.VMin, Constants.RIntMax),
|
|
CalcPowerLimitImposedByCurrentLimit(v, i, -Constants.IMax, Constants.RIntMin),
|
|
CalcPowerLimitImposedByCurrentLimit(v, i, -Constants.IMax, Constants.RIntMax),
|
|
// CalcPowerLimitImposedByTempLimit(t,315,300)
|
|
};
|
|
|
|
var pLimit = pLimits.Max();
|
|
|
|
return Math.Min(pLimit, 0);
|
|
}
|
|
|
|
|
|
[SuppressMessage("ReSharper", "StringLiteralTypo")]
|
|
internal static IEnumerable<String> ParseAlarms(this ModbusRegisters data)
|
|
{
|
|
if (data.ParseBool(1010, 0)) yield return "Tam : BMS temperature too low";
|
|
if (data.ParseBool(1010, 2)) yield return "TaM2 : BMS temperature too high";
|
|
if (data.ParseBool(1010, 3)) yield return "Tbm : Battery temperature too low";
|
|
if (data.ParseBool(1010, 5)) yield return "TbM2 : Battery temperature too high";
|
|
if (data.ParseBool(1010, 7)) yield return "VBm2 : Bus voltage too low";
|
|
if (data.ParseBool(1010, 9)) yield return "VBM2 : Bus voltage too high";
|
|
if (data.ParseBool(1010, 11)) yield return "IDM2 : Discharge current too high";
|
|
if (data.ParseBool(1010, 12)) yield return "ISOB : Electrical insulation failure";
|
|
if (data.ParseBool(1010, 13)) yield return "MSWE : Main switch failure";
|
|
if (data.ParseBool(1010, 14)) yield return "FUSE : Main fuse blown";
|
|
if (data.ParseBool(1010, 15)) yield return "HTRE : Battery failed to warm up";
|
|
if (data.ParseBool(1010, 16)) yield return "TCPE : Temperature sensor failure";
|
|
if (data.ParseBool(1010, 17)) yield return "STRE :";
|
|
if (data.ParseBool(1010, 18)) yield return "CME : Current sensor failure";
|
|
if (data.ParseBool(1010, 19)) yield return "HWFL : BMS hardware failure";
|
|
if (data.ParseBool(1010, 20)) yield return "HWEM : Hardware protection tripped";
|
|
if (data.ParseBool(1010, 21)) yield return "ThM : Heatsink temperature too high";
|
|
if (data.ParseBool(1010, 22)) yield return "vsm1 : String voltage too low";
|
|
if (data.ParseBool(1010, 23)) yield return "vsm2 : Low string voltage failure";
|
|
if (data.ParseBool(1010, 25)) yield return "vsM2 : String voltage too high";
|
|
if (data.ParseBool(1010, 27)) yield return "iCM2 : Charge current too high";
|
|
if (data.ParseBool(1010, 29)) yield return "iDM2 : Discharge current too high";
|
|
if (data.ParseBool(1010, 31)) yield return "MID2 : String voltage unbalance too high";
|
|
if (data.ParseBool(1010, 33)) yield return "CCBF : Internal charger hardware failure";
|
|
if (data.ParseBool(1010, 34)) yield return "AhFL :";
|
|
if (data.ParseBool(1010, 36)) yield return "TbCM :";
|
|
if (data.ParseBool(1010, 37)) yield return "BRNF :";
|
|
if (data.ParseBool(1010, 42)) yield return "HTFS : If Heaters Fuse Blown";
|
|
if (data.ParseBool(1010, 43)) yield return "DATA : Parameters out of range";
|
|
if (data.ParseBool(1010, 45)) yield return "CELL2:";
|
|
}
|
|
|
|
[SuppressMessage("ReSharper", "StringLiteralTypo")]
|
|
internal static IEnumerable<String> ParseWarnings(this ModbusRegisters data)
|
|
{
|
|
if (data.ParseBool(1006, 1)) yield return "TaM1: BMS temperature high";
|
|
if (data.ParseBool(1006, 4)) yield return "TbM1: Battery temperature high";
|
|
if (data.ParseBool(1006, 6)) yield return "VBm1: Bus voltage low";
|
|
if (data.ParseBool(1006, 8)) yield return "VBM1: Bus voltage high";
|
|
if (data.ParseBool(1006, 10)) yield return "IDM1: Discharge current high";
|
|
if (data.ParseBool(1006, 24)) yield return "vsM1: String voltage high";
|
|
if (data.ParseBool(1006, 26)) yield return "iCM1: Charge current high";
|
|
if (data.ParseBool(1006, 28)) yield return "iDM1: Discharge current high";
|
|
if (data.ParseBool(1006, 30)) yield return "MID1: String voltages unbalanced";
|
|
if (data.ParseBool(1006, 32)) yield return "BLPW: Not enough charging power on bus";
|
|
if (data.ParseBool(1006, 35)) yield return "Ah_W: String SOC low";
|
|
if (data.ParseBool(1006, 38)) yield return "MPMM: Midpoint wiring problem";
|
|
if (data.ParseBool(1006, 39)) yield return "TCMM:";
|
|
if (data.ParseBool(1006, 40)) yield return "TCdi: Temperature difference between strings high";
|
|
if (data.ParseBool(1006, 41)) yield return "WMTO:";
|
|
if (data.ParseBool(1006, 44)) yield return "bit44:";
|
|
if (data.ParseBool(1006, 46)) yield return "CELL1:";
|
|
}
|
|
} |