/// <summary>
/// type 7
///
/// called in ADMstate_stoichiometry.cs -> measure_type7
/// </summary>
/// <param name="x">ADM state vector - not used</param>
/// <param name="myPlant"></param>
/// <param name="mySubstrates">not yet used</param>
/// <param name="mySensors">used to get TS inside digester</param>
/// <param name="Q">not used</param>
/// <param name="par">not used</param>
/// <returns>measured values</returns>
override protected physValue[] doMeasurement(double[] x, biogas.plant myPlant,
biogas.substrates mySubstrates,
biogas.sensors mySensors,
double[] Q, params double[] par)
{
// 1st Pel in kWh/d for mixing digester
// 2nd Pdissipated in kWh/d for mixing digester, dissipated in digester
physValue[] values = new physValue[dimension];
//
digester myDigester = myPlant.getDigesterByID(id_suffix);
// calc stirrer(s) power for digester in kWh/d
values[0] = myDigester.calcStirrerPower(mySensors);
// calc stirrer(s) power dissipated to digester in kWh/d
values[1] = myDigester.calcStirrerDissipation(mySensors);
values[0].Label = "electrical energy of stirrer";
values[1].Label = "thermal energy dissipated by stirrer";
//
return(values);
}
/// <summary>
/// Calculate thermal/electrical power needed by heating to compensate heat loss in digester.
/// </summary>
/// <param name="digester_id">digester id</param>
/// <param name="Q">substrate feed measured in m^3/d</param>
/// <param name="mySubstrates"></param>
/// <param name="T_ambient">ambient temperature</param>
/// <param name="mySensors"></param>
/// <returns>thermal/electrical energy needed by heating in kWh/d</returns>
/// <exception cref="exception">Unknown digester id</exception>
/// <exception cref="exception">Q.Length != mySubstrates.Count</exception>
/// <exception cref="exception">efficiency is zero, division by zero</exception>
public double calcHeatPower(string digester_id, double[] Q, substrates mySubstrates,
physValue T_ambient, sensors mySensors)
{
digester myDigester = get(digester_id);
return(myDigester.calcHeatPower(Q, mySubstrates, T_ambient, mySensors));
}
/// <summary>
/// write measured variable at time t in given mySubstrate
/// (mySubstrates.get(substrate_id))
/// </summary>
/// <param name="t">current simulation time</param>
/// <param name="mySensors"></param>
/// <param name="mySubstrates">changed in this call</param>
/// <param name="substrate_id">ID of substrate to be set</param>
public static void set_substrate_params_from_sensor(double t, biogas.sensors mySensors,
biogas.substrates mySubstrates, string substrate_id)
{
biogas.substrate mySubstrate = mySubstrates.get(substrate_id);
set_substrate_params_from_sensor(t, mySensors, mySubstrate);
}
/// <summary>
/// Calculates the thermal energy balance of the digester. It compares
/// thermal sinks (negative) with thermal sources (positive) inside the digester
/// thermal sinks are:
/// - heat substrates
/// - radiation
/// thermal sources are:
/// - microbiology
/// - stirrer dissipation
/// </summary>
/// <param name="digester_id">digester id</param>
/// <param name="Q">substrate feed measured in m^3/d</param>
/// <param name="mySubstrates"></param>
/// <param name="T_ambient">ambient temperature</param>
/// <param name="mySensors"></param>
/// <returns>thermal energy balance measured in kWh/d</returns>
/// <exception cref="exception">Unknown digester id</exception>
/// <exception cref="exception">Q.Length != mySubstrates.Count</exception>
public double calcThermalEnergyBalance(string digester_id,
double[] Q, substrates mySubstrates, physValue T_ambient,
sensors mySensors)
{
digester myDigester = get(digester_id);
return(myDigester.calcThermalEnergyBalance(Q, mySubstrates, T_ambient, mySensors));
}
///// <summary>
///// Calculate power needed to comepnsate thermal loss due to
///// radiation through the digesters surface.
///// </summary>
///// <param name="T_ambient">ambient temperature</param>
///// <param name="P_radiation_loss_kW">electrical or thermal power</param>
///// <param name="P_radiation_loss_kWh_d">electrical or thermal energy per day</param>
///// <exception cref="exception">efficiency is zero, division by zero</exception>
//public void compensateHeatLossDueToRadiation(physValue T_ambient,
// out physValue P_radiation_loss_kW,
// out physValue P_radiation_loss_kWh_d)
//{
// physValue P_radiation_loss= calcHeatLossDueToRadiation(T_ambient);
// heating.compensateHeatLossDueToRadiation(P_radiation_loss,
// out P_radiation_loss_kW,
// out P_radiation_loss_kWh_d);
//}
/// <summary>
/// Calculates the thermal energy balance of the digester. It compares
/// thermal sinks (negative) with thermal sources (positive) inside the digester
///
/// At the moment the following processes are reflected:
///
/// thermal sinks are:
///
/// 1) heat energy needed to heat the substrates up to the digesters temperature
/// (heat substrates)
/// 2) heat energy loss due to radiation through the surface of the fermenter
/// (radiation)
///
/// thermal sources are:
///
/// 1) microbiology
/// 2) stirrer dissipation
///
/// For further effects see
///
/// 1) Lübken, M., Wichern, M., Schlattmann, M., Gronauer, A., and Horn, H.:
/// Modelling the energy balance of an anaerobic digester fed with cattle manure
/// and renewable energy crops, Water Research 41, pp. 4085-4096, 2007
/// 2) Lindorfer, H., Kirchmayr, R., Braun, R.:
/// Self-heating of anaerobic digesters using energy crops, 2005
///
///
/// </summary>
/// <param name="Q">substrate feed measured in m^3/d</param>
/// <param name="mySubstrates"></param>
/// <param name="T_ambient">ambient temperature</param>
/// <param name="mySensors"></param>
/// <returns>thermal energy balance mesasured in kWh/d</returns>
/// <exception cref="exception">Q.Length != mySubstrates.Count</exception>
public double calcThermalEnergyBalance(double[] Q, substrates mySubstrates,
physValue T_ambient, sensors mySensors)
{
physValue Psubsheat, Pradloss, Pmicros, Pstirdiss;
return(calcThermalEnergyBalance(Q, mySubstrates, T_ambient, mySensors, out Psubsheat,
out Pradloss, out Pmicros, out Pstirdiss));
}
// -------------------------------------------------------------------------------------
// !!! PUBLIC GET METHODS !!!
// -------------------------------------------------------------------------------------
/// <summary>
/// Returns the ADM params vector, depending on the current substrate feed.
/// The current substrate feed is taken out of the current substrate feed
/// measurement in mySensors
///
/// Attention!!! Changes the values of the ADM params!!!
///
/// the following params depend on the substrate feed:
/// - XC fractions (fCH_XC, fLI_XC, ...]
/// - disintegration constant: kdis
/// - hydrolysis constant: khyd_ch, khyd_pr, khyd_li
/// </summary>
/// <param name="index">1-based index of digester</param>
/// <param name="t">current simulation time measured in days</param>
/// <param name="mySensors"></param>
/// <param name="mySubstrates"></param>
/// <param name="substrate_network_digester"></param>
/// <returns></returns>
/// <exception cref="exception">Invalid digester index</exception>
public double[] getADMparams(int index, double t, sensors mySensors,
substrates mySubstrates,
double[] substrate_network_digester /*,
* double deltatime*/)
{
return(get(index).getADMparams(t, mySensors,
mySubstrates, substrate_network_digester));
}
/// <summary>
/// ...
///
/// type 9
/// </summary>
/// <param name="mySubstrates"></param>
/// <param name="mySensors"></param>
/// <param name="par">not used</param>
/// <returns></returns>
override protected physValue[] doMeasurement(biogas.substrates mySubstrates,
biogas.sensors mySensors, params double[] par)
{
physValue[] values = new physValue[1];
//
bool manurebonus = biogas.eeg2009.check_manurebonus(mySubstrates, mySensors);
values[0] = new physValue("manurebonus", Convert.ToDouble(manurebonus), "-");
return(values);
}
/// <summary>
/// ...
///
/// type 9
/// </summary>
/// <param name="mySubstrates"></param>
/// <param name="mySensors"></param>
/// <param name="par">not used</param>
/// <returns></returns>
override protected physValue[] doMeasurement(biogas.substrates mySubstrates,
biogas.sensors mySensors, params double[] par)
{
physValue[] values = new physValue[1];
//
double udot = calcudot(mySensors, mySubstrates);
values[0] = new physValue("udot", udot, "-");
return(values);
}
/// <summary>
/// Calculate electrical power of stirrers inside digester
/// </summary>
/// <param name="mySensors"></param>
/// <returns>electrical power of stirrers inside digester in kWh/d</returns>
/// <exception cref="exception">calculation of stirrer power failed</exception>
public physValue calcStirrerPower(sensors mySensors)
{
double Tdigester = T.convertUnit("°C").Value;
double TSdigester;
// get TS measurement inside this digester
mySensors.getCurrentMeasurementD("TS_" + id + "_3", out TSdigester);
// calc electrical power of all mixers in this digester, measure in kWh/d
double Pel = mixers.calcPelectrical(Tdigester, TSdigester);
return(new physValue("Pel_mix", Pel, "kWh/d"));
}
/// <summary>
/// Calculate dissipated power of stirrers inside digester, dissipated to digester
/// in kWh/d
/// </summary>
/// <param name="mySensors"></param>
/// <returns>dissipated power of stirrers inside digester in kWh/d</returns>
/// <exception cref="exception">calculation of stirrer power failed</exception>
public physValue calcStirrerDissipation(sensors mySensors)
{
double Tdigester = T.convertUnit("°C").Value;
double TSdigester;
// get TS measurement inside this digester
mySensors.getCurrentMeasurementD("TS_" + id + "_3", out TSdigester);
// calc dissipated power of all mixers in this digester, measure in kWh/d
double Pdiss = mixers.calcPdissipation(Tdigester, TSdigester);
return(new physValue("Pdiss_mix", Pdiss, "kWh/d"));
}
/// <summary>
/// calculates fitness values that have to do with biogas production
/// at the moment two fitness values are calculated:
/// - methane concentration smaller 50 %
/// - biogas excess
///
/// TODO: erweitern um H2_fitness? use a H2_max boundary
/// / da simulation für h2 bisher teilweise recht ungenau, macht
/// die nutzun einer upper boundary momentan nicht so viel sinn
/// </summary>
/// <param name="mySensors"></param>
/// <param name="CH4_fitness">1 if CH4 concentration is smaller 50 %</param>
private static void getBiogas_fitness(biogas.sensors mySensors, out double CH4_fitness)
{
// Calculation of methane amount in Biogas
physValue[] biogas_v = mySensors.getCurrentMeasurementVector("total_biogas_");
double methaneConcentration = biogas_v[2].Value;
CH4_fitness = Convert.ToDouble(methaneConcentration < 50) *
(0 * 1 + math.tukeybiweight(methaneConcentration - 50));
//CH4_fitness = Convert.ToDouble(methaneConcentration < 50);
}
/// <summary>
/// Calculates VS_COD degradation rate and return its normalized
/// value as VS_COD_fitness
/// </summary>
/// <param name="mySensors"></param>
/// <param name="VS_COD_degradationRate"></param>
/// <returns>VS_COD_fitness: normalized between 0 and 1</returns>
private static double getVS_COD_fitness(biogas.sensors mySensors,
out double VS_COD_degradationRate)
{
// Volatile Solids COD degradation
// volatile COD in the final storage tank
// TODO stimmt so nicht, masseabgang durch biogas
// da der FLuss welcher in das Endlager rein geht immer identisch mit
// dem Fluss der Eingangssubstrate ist, kürzen sich die beiden werte
// immer raus, also hier nicht benötigt
physValue Q_final_storage = mySensors.getCurrentMeasurement("Q_finalstorage_2");
// gCOD/l
physValue VS_COD_final_storage = mySensors.getCurrentMeasurement("VS_COD_finalstorage_2");
// gCOD/l * m^3 == also eine Menge, keine Konzentration
double VS_COD_amount_final = VS_COD_final_storage.Value * Q_final_storage.Value;
// volatile COD in the substrate feed
// TODO
// measure Q_total_mix_2
physValue Q_total_mix = mySensors.getCurrentMeasurement("Q_total_mix_2");
// gCOD/l
physValue VS_COD_substrate = mySensors.getCurrentMeasurement("VS_COD_total_mix_2");
// gCOD/l * m^3 == also eine Menge, keine Konzentration
double VS_COD_amount_total = VS_COD_substrate.Value * Q_total_mix.Value;
//
// a value between 0 and 100
VS_COD_degradationRate =
(1 - Math.Max(VS_COD_amount_final, 0) / Math.Max(VS_COD_amount_total, double.Epsilon)) * 100;
//
double VS_COD_degradationMin = 0;
double VS_COD_degradationMax = 100;
// values between 0 and 1
double VS_COD_fitness = Math.Abs((1 - math.normalize(VS_COD_degradationRate,
VS_COD_degradationMin, VS_COD_degradationMax)));
return(VS_COD_fitness);
}
// -------------------------------------------------------------------------------------
// !!! PRIVATE METHODS !!!
// -------------------------------------------------------------------------------------
/// <summary>
/// Calculates sum of setpoint control errors
/// </summary>
/// <param name="mySensors">sensors object with all measurements</param>
/// <param name="myPlant">plant object</param>
/// <param name="myFitnessParams">fitness params</param>
/// <param name="noisy">if true then noisy measurements are used</param>
/// <returns></returns>
private static double calc_setpoint_errors(sensors mySensors, plant myPlant,
biooptim.fitness_params myFitnessParams, bool noisy)
{
double diff_setpoints = 0; // to be returned value: control setpoint error
double[] sim_t = mySensors.getTimeStream();
double t = mySensors.getCurrentTime();
double sim_val, ref_val; // last simulated value and reference value at time t
//
if (sim_t.Length > 3)
{
foreach (biooptim.setpoint mySetpoint in myFitnessParams.mySetpoints)
{
if (mySetpoint.s_operator == "") // then compare measurement of one sensor
{
string sensor_id = mySetpoint.sensor_id + "_" + mySetpoint.location;
// get reference values always not noisy
ref_val = mySensors.getMeasurementDAt(String.Format("ref_{0}_{1}", sensor_id, mySetpoint.index),
"", t, 0, false);
sim_val = mySensors.getCurrentMeasurementDind(sensor_id, mySetpoint.index, noisy);
}
else // compare measurement of a group of sensors, energy of all chps, gas of all digesters, ...
{
string s_operator = mySetpoint.location + "_" + mySetpoint.s_operator;
// get reference values always not noisy
ref_val = mySensors.getMeasurementDAt(
String.Format("ref_{0}_{1}", mySetpoint.sensor_id, mySetpoint.index),
"", t, 0, false);
sim_val = mySensors.getCurrentMeasurementDind(myPlant, mySetpoint.sensor_id, s_operator,
mySetpoint.index, noisy);
}
diff_setpoints += mySetpoint.scalefac * Math.Pow(ref_val - sim_val, 2);
}
}
return(diff_setpoints);
}
// -------------------------------------------------------------------------------------
// !!! PRIVATE METHODS !!!
// -------------------------------------------------------------------------------------
/// <summary>
/// returns a value between 0 and 1. if the pH value is lower or upper
/// some constraints, then the value is greater 0, else 0.
///
/// TODO: diese methode überdenken
/// </summary>
/// <param name="mySensors"></param>
/// <param name="myPlant"></param>
/// <param name="myFitnessParams"></param>
/// <returns></returns>
private static double getpHvalue_fitness(biogas.sensors mySensors, biogas.plant myPlant,
biooptim.fitness_params myFitnessParams)
{
double pH_Punishment = 0;
double pH_value;
int n_digester = myPlant.getNumDigesters();
for (int idigester = 0; idigester < n_digester; idigester++)
{
string digester_id = myPlant.getDigesterID(idigester + 1);
mySensors.getCurrentMeasurementD("pH_" + digester_id + "_3", out pH_value);
// punish values bigger than 8 or smaller than 7
// Der Faktor gibt die Steilheit der Strafe an, bei max. 2, dann ist
// schon bei 8 bzw. 7 der Ausdruck ( 2.0 .* (pH(ifermenter,1) - 7.5) )
// == 1
// TODO - maybe use tukey function here instead
// macht es überhaupt sinn mit optimal values zu arbeiten?
// oder einfacher die calcFitnessDigester_min_max() methode nutzen
double pH_punish_digester = Math.Min(1 / (10 ^ 4) * (
Math.Pow(1.8 * (pH_value -
myFitnessParams.get_param_of("pH_optimum", idigester)), 12)),
Math.Abs(pH_value - myFitnessParams.get_param_of("pH_optimum", idigester)));
pH_punish_digester = Math.Max(pH_punish_digester,
Convert.ToDouble(pH_value < myFitnessParams.get_param_of("pH_min", idigester)));
pH_punish_digester = Math.Max(pH_punish_digester,
Convert.ToDouble(pH_value > myFitnessParams.get_param_of("pH_max", idigester)));
// diese zeile begrenzt pH Strafe zwischen 0 und 1
pH_Punishment = pH_Punishment + Math.Min(pH_punish_digester, 1);
}
if (n_digester > 0)
{
pH_Punishment = pH_Punishment / n_digester;
}
// values between 0 and 1, can be hard constraints
return(pH_Punishment);
}
/// <summary>
/// calc electrical or thermal power needed to heat the digester
/// using the heating, in kWh/d
/// </summary>
/// <param name="Q">substrate feed measured in m^3/d</param>
/// <param name="mySubstrates"></param>
/// <param name="T_ambient">ambient temperature</param>
/// <param name="mySensors"></param>
/// <returns>thermal/electrical energy needed by heating in kWh/d</returns>
/// <exception cref="exception">Q.Length != mySubstrates.Count</exception>
/// <exception cref="exception">efficiency is zero, division by zero</exception>
public double calcHeatPower(double[] Q, substrates mySubstrates,
physValue T_ambient, sensors mySensors)
{
// thermal energy balance in kWh/d
double balance = calcThermalEnergyBalance(Q, mySubstrates, T_ambient, mySensors);
physValue P_loss_kW, P_loss_kWh_d;
if (balance < 0)
{
heating.compensateHeatLoss(new physValue(-balance, "kWh/d"), out P_loss_kW, out P_loss_kWh_d);
return(P_loss_kWh_d.Value);
}
else
{
return(0);
}
}
/// <summary>
/// type 7
///
/// called in ADMstate_stoichiometry.cs
///
/// unterschied zu typ 7 ist, dass Q hier nur aus Substraten besteht und nicht
/// aus zusätzlichem sludge, da sludge nicht aufgewärmt werden muss,
/// nein ist jetzt ein Typ 7 sensor, sludge wird ignoriert
/// </summary>
/// <param name="x">not used</param>
/// <param name="myPlant"></param>
/// <param name="mySubstrates"></param>
/// <param name="mySensors"></param>
/// <param name="Q">zufuhr aller substrate in fermenter (nicht in Anlage),
/// da heatConsumption_sensor am fermenter angebracht ist</param>
/// <param name="par">not used</param>
/// <returns>measured values</returns>
override protected physValue[] doMeasurement(double[] x, biogas.plant myPlant,
biogas.substrates mySubstrates,
biogas.sensors mySensors,
double[] Q, params double[] par)
{
// wegen 4 siehe oben
// 1. Ptherm kWh/d for heating substrates
// 2. Ptherm kWh/d loss due to radiation
// 3. Ptherm kWh/d produced by microbiology
// 4. Ptherm kWh/d produced by stirrer dissipation
physValue[] values = new physValue[dimension];
// TODO - rufe hier calcThermalEnergyBalance auf von digester_energy.cs
// benötigt als weiteren Parameter allerdings mySensors
digester myDigester = myPlant.getDigesterByID(id_suffix);
// Q ist nur das was in fermenter rein geht
// bspw. gäbe es bei einem nicht gefütterten aber beheiztem fermenter
// keine substrate welche aufgeheizt werden müssten
//myDigester.heatInputSubstrates(Q, mySubstrates, out values[0]);
myDigester.calcThermalEnergyBalance(Q, mySubstrates, myPlant.Tout, mySensors,
out values[0], out values[1], out values[2], out values[3]);
//
values[0].Label = "thermal energy to heat substrates";
values[1].Label = "thermal energy loss due to radiation";
values[2].Label = "thermal energy produced by microorganisms";
values[3].Label = "thermal energy dissipated by stirrer";
//physValue P_radiation_loss_kW;
// because in heating first power in kW is calculated, it does not
// make the code faster to not have power in kW as parameter
//myPlant.compensateHeatLossDueToRadiation(id_suffix,
// out P_radiation_loss_kW, out values[1]);
//
return(values);
}
/// <summary>
/// Returns a vector of volumeflows for the given digester digester_id.
/// first elements are the feeds for each substrate followed by the flows
/// going over each incoming connection to the digester.
/// </summary>
/// <param name="t">current simulation time</param>
/// <param name="mySubstrates"></param>
/// <param name="myPlant"></param>
/// <param name="mySensors"></param>
/// <param name="substrate_network"></param>
/// <param name="plant_network"></param>
/// <param name="digester_id"></param>
/// <returns></returns>
private physValue[] getInputVolumeflowForFermenter(double t, biogas.substrates mySubstrates,
biogas.plant myPlant, sensors mySensors,
double[,] substrate_network, double[,] plant_network,
string digester_id)
{
// get volumeflow of substrates into fermenter as column vector
physValue[] Q_digester = getSubstrateMixFlowForFermenter(t, mySubstrates, myPlant,
mySensors, substrate_network, digester_id);
// get recirculated volumflow of other fermenters into this fermenter as
// column vector
physValue[] Q_pumped = getPumpedInputFlowForFermenter(t, mySubstrates,
myPlant, mySensors,
substrate_network, plant_network, digester_id);
// concatenate both vectors vertically
return(physValue.concat(Q_digester, Q_pumped));
}
/// <summary>
/// Calc u prime for substrate feed of all substrates saved in sensors at the
/// current time
/// </summary>
/// <param name="mySensors"></param>
/// <param name="mySubstrates"></param>
/// <returns>|| u'(t) ||_2^2, where u is the vector of substrate feeds</returns>
private double calcudot(biogas.sensors mySensors, biogas.substrates mySubstrates)
{
double t2 = mySensors.getCurrentTime();
if (t2 < 0) // no recorded value yet in no sensor
{
return(0);
}
double t1 = mySensors.getPreviousTime();
double[] Q1, Q2;
// TODO
// wenn init substrate feed nicht gegeben ist, dann ist am anfang der simulation
// Q2 = Q1
// aktuell berechne ich in MATLAb noch init_substrate feed und addiere das am ende
// zu udot hinzu, sollte erstmal ok sein
mySensors.getMeasurementsAt("Q", "Q", t1, mySubstrates, out Q1);
mySensors.getMeasurementsAt("Q", "Q", t2, mySubstrates, out Q2);
//
double udot = 0;
for (int isubstrate = 0; isubstrate < mySubstrates.getNumSubstrates(); isubstrate++)
{
double u1 = Q1[isubstrate];
double u2 = Q2[isubstrate];
double udot1 = calcudot(t1, t2, u1, u2);
udot += udot1 * udot1;
}
return(udot);
}
/// <summary>
/// Returns the ADM params vector, depending on the current substrate feed.
/// The current substrate feed is taken out of the current substrate feed
/// measurement in mySensors
///
/// Attention!!! Changes the values of the ADM params!!!
///
/// the following params depend on the substrate feed:
/// - XC fractions (fCH_XC, fLI_XC, ...]
/// - disintegration constant: kdis
/// - hydrolysis constant: khyd_ch, khyd_pr, khyd_li
/// </summary>
/// <param name="t">current simulation time measured in days</param>
/// <param name="mySensors"></param>
/// <param name="mySubstrates"></param>
/// <param name="substrate_network_digester"></param>
/// <param name="digesterID">digester id</param>
/// <returns></returns>
public double[] getParams(double t, sensors mySensors, substrates mySubstrates,
double[] substrate_network_digester, String digesterID /*,
* double deltatime*/)
{
double[] Q;
mySensors.getMeasurementsAt("Q", "Q", t, mySubstrates, out Q);
// multiply the two vectors with the vector product
// two column vector are multiplied therefore a column vector is returned
Q = math.times(substrate_network_digester, Q);
double QdigesterIn;
mySensors.getCurrentMeasurementD(String.Format("Q_{0}_2", digesterID), out QdigesterIn);
double[] ADMparams = getParams(t, Q, QdigesterIn, mySubstrates); // , mySensors.isEmpty()
// measurement of ADM1 params to sensors
mySensors.measure(t, "ADMparams_" + digesterID, ADMparams);
return(ADMparams);
}
/// <summary>
/// ...
///
/// type 8
/// </summary>
/// <param name="myPlant"></param>
/// <param name="myFitnessParams"></param>
/// <param name="mySensors"></param>
/// <param name="par">not used</param>
/// <returns></returns>
override protected physValue[] doMeasurement(biogas.plant myPlant,
biooptim.fitness_params myFitnessParams, biogas.sensors mySensors, params double[] par)
{
physValue[] values = new physValue[1];
// this is the fitness of the VS_COD in the digester
double VS_COD_degradationRate;
double VS_COD_fitness = getVS_COD_fitness(mySensors, out VS_COD_degradationRate);
values[0] = new physValue("VS_COD_fitness", VS_COD_fitness, "-");
return(values);
}
/// <summary>
/// ...
///
/// type 8
/// </summary>
/// <param name="myPlant"></param>
/// <param name="myFitnessParams"></param>
/// <param name="mySensors"></param>
/// <param name="par">not used</param>
/// <returns></returns>
override protected physValue[] doMeasurement(biogas.plant myPlant,
biooptim.fitness_params myFitnessParams, biogas.sensors mySensors, params double[] par)
{
physValue[] values = new physValue[1];
// da mit tukey gearbeitet wird, kann der term auch etwas größer als 1 sein
double VFA_TAC_fitness = sensors.calcFitnessDigester_min_max(myPlant, mySensors, "VFA_TAC",
"min_max", myFitnessParams, "_3", true);
values[0] = new physValue("VFA_TAC_fitness", VFA_TAC_fitness, "-");
return(values);
}
/// <summary>
/// Measure TS content inside a digester
///
/// type 7
/// </summary>
/// <param name="x">ADM state vector</param>
/// <param name="myPlant"></param>
/// <param name="mySubstrates">list of substrates</param>
/// <param name="mySensors"></param>
/// <param name="Q">
/// substrate feed and recirculation sludge going into the digester
/// first values are Q for substrates, then pumped sludge going into digester
/// dimension: always number of substrates + number of digesters
/// </param>
/// <param name="par">not used</param>
/// <returns></returns>
override protected physValue[] doMeasurement(double[] x, biogas.plant myPlant,
biogas.substrates mySubstrates, biogas.sensors mySensors,
double[] Q, params double[] par)
{
// TODO
// so erweitern, dass auch TS in Fermenter Input gemessen werden kann
// evtl. substrate_sensor nutzen, kann aber auch direkt über mySubstrates gemessen werden
physValue[] values = new physValue[1];
// number of substrates
int n_substrate = mySubstrates.getNumSubstrates();
if (Q.Length < n_substrate)
{
throw new exception(String.Format(
"Q.Length < n_substrate: {0} < {1}!", Q.Length, n_substrate));
}
double[] Qsubstrates = new double[n_substrate];
// volumeflow for substrates
for (int isubstrate = 0; isubstrate < n_substrate; isubstrate++)
{
Qsubstrates[isubstrate] = Q[isubstrate];
}
//
biogas.substrates substrates_or_sludge;
//
List <double> Q_s_or_s = new List <double>();
// if no substrate is going into the fermenter we have to take the
// TS from the digesters sludge going into this digester to calculate a
// sludge. If there is substrate going into the digester we ignore
// recirculation sludge, because the COD content inside the digester is
// already influenced by the recirculated COD, so a high recirculation leads
// to a reduction of the COD content inside the digester and then also to a
// TS content reduction.
if (math.sum(Qsubstrates) == 0)
{
substrates_or_sludge = new biogas.substrates();
int ifermenter = 0;
//
for (int iflux = n_substrate; iflux < Q.Length; iflux++)
{
string digester_id = myPlant.getDigesterID(ifermenter + 1);
double TS_digester = 0;
try
{
mySensors.getCurrentMeasurementD("TS_" + digester_id + "_3", out TS_digester);
if (TS_digester < double.Epsilon) // vermutlich wurde noch nicht gemessen?
{
TS_digester = 11;
}
}
catch // TODO: wann passiert das??, sollte eigentlich nicht passieren
{
TS_digester = 11;
}
substrates_or_sludge.addSubstrate(
new biogas.sludge(mySubstrates, math.ones(n_substrate), TS_digester));
ifermenter = ifermenter + 1;
}
//
for (int isubstrate = n_substrate; isubstrate < Q.Length; isubstrate++)
{
Q_s_or_s.Add(Q[isubstrate]);
}
}
else
{
substrates_or_sludge = mySubstrates;
for (int isubstrate = 0; isubstrate < Qsubstrates.Length; isubstrate++)
{
Q_s_or_s.Add(Qsubstrates[isubstrate]);
}
}
if (id.EndsWith("3")) // out sensor
{
// calc TS inside digester due to the substrates or the sludge if digester is not fed
values[0] = biogas.digester.calcTS(x, substrates_or_sludge, Q_s_or_s.ToArray());
}
else if (id.EndsWith("2")) // in sensor
{
// TODO
// ändern, da momentan entweder substrate oder sludge genommen wird und nicht beides
// selbe Problem wie bei OLR_sensor denke ich
substrates_or_sludge.get_weighted_mean_of(Q_s_or_s.ToArray(), "TS", out values[0]);
values[0].Symbol = "TS";
}
else
{
throw new exception(String.Format("id of TS sensor not valid: {0}", id));
}
//
values[0].Label = "total solids";
return(values);
}
static void Main(string[] args)
{
physValue COD = biogas.chemistry.calcTOC("Xch");
//physValueBounded mol_mass= new physValueBounded("Sac");
//double a= 1;
//physValueBounded c= a* mol_mass;
fitness_params myparams = new fitness_params("fitness_params_geiger.xml");
myparams.set_params_of("manurebonus", true);
//double[] state= new double[37];
//physValueBounded fostac= biogas.ADMstate.calcFOSTACOfADMstate(state);
//physValue C;
//physValue H;
//physValue Hh2= biogas.chemistry.Hh2;
//biogas.chemistry.get_CHONS_of("Sac_", out C, out H);
//physValue ThODch= biogas.chemistry.calcTheoreticalOxygenDemand("Xch");
//biogas.substrate.createMe();
//double[] a= biogas.ADMstate.getDefaultADMstate(33);
//double[] b= biogas.ADMstate.getDefaultADMstate(33);
//a[33]= 10;
//b[33]= 15;
//double[,] c= new double[a.Length, 2];
//for (int ii= 0; ii < a.Length; ii++)
//{
// c[ii, 0]= a[ii];
// c[ii, 1]= b[ii];
//}
//double[] d= biogas.ADMstate.mixADMstreams(c);
//biogas.substrate mySubstrate= new biogas.substrate("manure_cattle_1.xml");
//mySubstrate.print();
//mySubstrate= new biogas.substrate("wheat_silage_3.xml");
//mySubstrate.print();
substrates mySubstrates = new biogas.substrates("substrate_geiger.xml");
mySubstrates.print();
//mySubstrates.saveAsXML("test.xml");
plant myPlant = new biogas.plant("plant_geiger.xml");
//myPlant.saveAsXML("test_plant.xml");
//double[] Q= {1,2,3,4,5,6,7};
//myPlant.myDigesters.get("main").AD_Model.getParams(Q, mySubstrates);
digester myDigester = myPlant.myDigesters.get(1);
myDigester.calcHeatLossDueToRadiation(new physValue(40, "°C"));
double[] Q = { 15, 20, 0, 0, 0, 0, 0, 0, 0, 0 };
double QdigesterIn = 35;
double[] ADMparams = myDigester.AD_Model.getParams(0, Q, QdigesterIn, mySubstrates);
//double[] x= biogas.ADMstate.getDefaultADMstate();
// double[] x= { 0.00890042014469482,
//0.00393026902393572,
//0.0898975418574202,
//0.0105303688871217,
//0.0188083338344299,
//0.0891872294599488,
//4.06518710070508,
//1.48197701713060e-06,
//0.0463395911897687,
//0.0137825768581825,
//0.231507824368968,
//3.42633334388719,
//8.90655977614532,
//0.129429796425159,
//0.0457772931408461,
//0.0271093313710146,
//3.81638964565446,
//0.988123176978798,
//0.410214653254316,
//0.633820130695941,
//0.537171143510719,
//1.81695029971744,
//0.992459517922010,
//8.07171990003056,
//19.9716874568380,
//0.000997039324889569,
//0.0155655622013352,
//0.0104958374141159,
//0.0187566838733815,
//0.0889172491178123,
//4.05462904506225,
//0.152623707143880,
//0.00590111878589172,
//8.13313521280990e-05,
//0.465153466604388,
//0.506049932143382,
//0.971284730099898
////8.05130545875131e-05,
////0.460473427139200,
////0.500958421870263,
////0.961512362064050
// };
double[] x = { 0.00719913836418267,
0.00322799288019040,
0.0546025712168657,
0.0115793536955362,
0.0229074890746752,
0.0600482037552511,
0.463364086785563,
7.72721521995682e-08,
0.0469910866922296,
0.0479055807768373,
0.154317294840363,
-1.35975859128971e-47,
21.5301936374036,
0.750446550594154,
0.161739337648583,
0.0603411370260300,
4.96860324952978,
0.832215069627251,
0.222662822346057,
0.629071151058018,
0.547835241984119,
2.00168204821595,
1.05831074978528,
29.5159593610614,
1.79228974953266,
1.27233772322647e-52,
1.77592375955463e-55,
0.0115411203828431,
0.0228383440861995,
0.0598411508360539,
0.462166407598810,
0.2406363011183078,
0.00374878408176311,
4.31650348109949e-06,
0.476514182736779,
0.487815404290303,
0.964333903530564 };
//biogas.sensors mySensors=
// new biogas.sensors(new biogas.VFA_TAC_sensor("1"));
//physValue VFA_TAC= mySensors.getCurrentMeasurement("VFA_TAC_1", 2);
//VFA_TAC= mySensors.measure(0, "VFA_TAC_1", 1, x);
//VFA_TAC= mySensors.measure(2, "VFA_TAC_1", 1, x);
biogas.sensors mySensors =
new biogas.sensors(new biogas.TS_sensor("postdigester_3"));
biogas.sensor_array mySensorArray = new biogas.sensor_array("Q");
for (int isubstrate = 0; isubstrate < mySubstrates.getNumSubstrates(); isubstrate++)
{
mySensorArray.addSensor(new biogas.Q_sensor(mySubstrates.getID(isubstrate + 1)));
}
mySensorArray.addSensor(new biogas.Q_sensor("postdigester_digester"));
mySensors.addSensorArray(mySensorArray);
mySensors.addSensor(new biogas.substrate_sensor("cost"));
mySensors.addSensor(new biogas.pumpEnergy_sensor("postdigester_digester"));
mySensors.addSensor(new biogas.total_biogas_sensor("", myPlant));
//physValue VFA_TACs= mySensors.measure(0, "VS_1", 1, new double[]{1,2}, mySubstrates);
double[,] substrate_network = { { 1, 0 }, { 1, 0 }, { 1, 0 }, { 1, 0 }, { 1, 0 }, { 1, 0 } };
double[,] plant_network = { { 0, 1, 0 }, { 1, 0, 1 } };
double TS;
//mySensors.measure(0, "TS_digester_3", 1, x,
// myPlant, mySubstrates, mySensors,
// substrate_network, plant_network, "digester", out TS);
mySensors.measure(0, "substrate_cost", 0, mySubstrates, out TS);
mySensors.measure(1, "substrate_cost", 0, mySubstrates, out TS);
mySensors.measure(2, "substrate_cost", 0, mySubstrates, out TS);
double energy;
double[] pump = { 5 };
mySensors.measure(0, "pumpEnergy_postdigester_digester", 0, myPlant, 10, pump, out energy);
double[] data;
mySensors.getMeasurementStream("substrate_cost", out data);
double[] u = new double[6];
u[0] = 10;
u[1] = 100;
u[2] = 100;
u[3] = 20;
u[4] = 200;
u[5] = 200;
mySensors.measureVec(0, "total_biogas_", 0, myPlant, u, "threshold", 5);
physValue Qgas_h2;
physValue Qgas_ch4;
physValue Qgas_co2;
physValue T = new physValue("T", 41.4, "°C");
biogas.ADMstate.calcBiogasOfADMstate(x, new physValue(3000, "m^3"),
T, out Qgas_h2, out Qgas_ch4, out Qgas_co2);
double ph = biogas.ADMstate.calcPHOfADMstate(x);
substrate mySubstrate = mySubstrates.get("swinemanure");
biogas.ADMstate.calcADMstream(mySubstrate, 30);
double mypH = mySubstrate.get_param_of("pH");
}
/// <summary>
/// ...
///
/// type 8
/// </summary>
/// <param name="myPlant"></param>
/// <param name="myFitnessParams"></param>
/// <param name="mySensors"></param>
/// <param name="par">not used</param>
/// <returns></returns>
override protected physValue[] doMeasurement(biogas.plant myPlant,
biooptim.fitness_params myFitnessParams, biogas.sensors mySensors, params double[] par)
{
physValue[] values = new physValue[1];
// Grenzwerte, welche ich mal auf einer Konferenz (vermutlich VDI Tagung) aufgeschnappt habe
//
// TAC < 50 mmol/l gefährlich
// 50 < TAC < 100 mmol/l gering Warnung
// 100 < TAC < 250 mmol/l OK
// da mit tukey gearbeitet wird, kann der term auch etwas größer als 1 sein
double TAC_fitness = sensors.calcFitnessDigester_min_max(myPlant, mySensors, "TAC",
"min", myFitnessParams, "_3", true);
values[0] = new physValue("TAC_fitness", TAC_fitness, "-");
return(values);
}
/// <summary>
/// Calculates the thermal energy balance of the digester. It compares
/// thermal sinks (negative) with thermal sources (positive) inside the digester
///
/// At the moment the following processes are reflected:
///
/// thermal sinks are:
///
/// 1) heat energy needed to heat the substrates up to the digesters temperature
/// (heat substrates)
/// 2) heat energy loss due to radiation through the surface of the fermenter
/// (radiation)
///
/// thermal sources are:
///
/// 1) microbiology
/// 2) stirrer dissipation
///
/// For further effects see
///
/// 1) Lübken, M., Wichern, M., Schlattmann, M., Gronauer, A., and Horn, H.:
/// Modelling the energy balance of an anaerobic digester fed with cattle manure
/// and renewable energy crops, Water Research 41, pp. 4085-4096, 2007
/// 2) Lindorfer, H., Kirchmayr, R., Braun, R.:
/// Self-heating of anaerobic digesters using energy crops, 2005
///
///
/// </summary>
/// <param name="Q">substrate feed measured in m^3/d</param>
/// <param name="mySubstrates"></param>
/// <param name="T_ambient">ambient temperature</param>
/// <param name="mySensors"></param>
/// <param name="Psubsheat">thermal energy needed to heat substrates in kWh/d</param>
/// <param name="Pradloss">thermal energy loss due to radiation in kWh/d</param>
/// <param name="Pmicros">Wärme produziert durch Bakterien in kWh/d</param>
/// <param name="Pstirdiss">thermal energy created by stirrer in kWh/d</param>
/// <returns>thermal energy balance mesasured in kWh/d</returns>
/// <exception cref="exception">Q.Length < mySubstrates.Count</exception>
/// <exception cref="exception">energy calculations failed</exception>
public double calcThermalEnergyBalance(double[] Q, substrates mySubstrates,
physValue T_ambient, sensors mySensors, out physValue Psubsheat, out physValue Pradloss,
out physValue Pmicros, out physValue Pstirdiss)
{
//physValue Pel_kWh_d;
//physValue Pel_kW;
// thermal energy needed to heat substrates in kWh/d
try
{
Psubsheat = mySubstrates.calcSumQuantityOfHeatPerDay(Q, T).convertUnit("kWh/d");
}
catch (exception e)
{
Console.WriteLine(e.Message);
throw new exception("calcThermalEnergyBalance: heat substrates failed!");
}
//physValue P_radiation_loss_kW;
//physValue P_radiation_loss_kWh_d;
// energy needed to compensate loss due to radiation
//compensateHeatLossDueToRadiation(T_ambient, out P_radiation_loss_kW, out P_radiation_loss_kWh_d);
// thermal energy loss due to radiation in kWh/d
try
{
Pradloss = calcHeatLossDueToRadiation(T_ambient).convertUnit("kWh/d");
}
catch (exception e)
{
Console.WriteLine(e.Message);
throw new exception("calcThermalEnergyBalance: heat loss calculation failed!");
}
// Wärme produziert durch Bakterien
// in kWh/d
try
{
Pmicros = mySensors.getCurrentMeasurement("energyProdMicro_" + id);
// wenn noch nichts aufgezeichnet wurde, dann ist der Wert 0
if (Pmicros.Value != 0)
{
Pmicros = Pmicros.convertUnit("kWh/d");
}
else // setzte zu 0 kWh/d, da einheit sonst nicht stimmt
{
Pmicros = new physValue(0, "kWh/d");
}
}
catch (exception e)
{
Console.WriteLine(e.Message);
throw new exception("calcThermalEnergyBalance: microorganisms failed!");
}
// Wärme welche das Rühwerk erzeugt ist eine Wärmequelle, muss hier addiert werden
// In Ganzheitliche stoffliche und energetische Modellierung S. 65
// Dissipation Rührwerk - ist identisch mit der aufgebrachten Leistung des
// rührwerks. dafür muss erstmal rührwerksleistung berechnet werden, s. ebenfalls
// In Ganzheitliche stoffliche und energetische Modellierung S. 45 ff.
// für rührwerksleitung muss auch viskosität berechnet werden s. S. 81 für verschiedene
// TS im fermenter
// thermal energy created by stirrer in kWh/d
try
{
Pstirdiss = calcStirrerDissipation(mySensors).convertUnit("kWh/d");
}
catch (exception e)
{
Console.WriteLine(e.Message);
throw new exception("calcThermalEnergyBalance: stirrer dissipation failed!");
}
// sinks are negative, themal sources are positive
physValue balance = -Psubsheat - Pradloss +
Pstirdiss + Pmicros; // + produzierteWärme im Fermenter
return(balance.Value);
}
/// <summary>
/// ...
///
/// type 8
/// </summary>
/// <param name="myPlant"></param>
/// <param name="myFitnessParams"></param>
/// <param name="mySensors"></param>
/// <param name="par">not used</param>
/// <returns></returns>
override protected physValue[] doMeasurement(biogas.plant myPlant,
biooptim.fitness_params myFitnessParams, biogas.sensors mySensors, params double[] par)
{
physValue[] values = new physValue[1];
//
// <param name="biogasExcess_fitness">lost money due to biogas excess [1000 €/d]</param>
// <param name="biogasExcess">in excess produced biogas [m^3/d]</param>
// <param name="lossBiogasExcess">lost money due to biogas excess [€/d]</param>
physValue[] biogas_v = mySensors.getCurrentMeasurementVector("total_biogas_");
//
// excess biogas in [m^3/d]
double biogasExcess;// = biogas_v[biogas_v.Length - 1].Value;
//
// Calculation of costs of substrate inflow
// € / d
double substrate_costs;
mySensors.getCurrentMeasurementD("substrate_cost", out substrate_costs);
// loss of excess methane prod. in €/d
// if there is a loss, then positive value
// if there is a gain, then negative value, should not be the case
double lossBiogasExcess = calcLossDueToBiogasExcess(biogas_v, substrate_costs, myPlant,
myFitnessParams, out biogasExcess);
// tausend € / d
double biogasExcess_fitness = lossBiogasExcess / 1000;
//
values[0] = new physValue("biogasExcess_fitness", biogasExcess_fitness, "-");
return(values);
}
/// <summary>
/// ...
///
/// type 8
/// </summary>
/// <param name="myPlant"></param>
/// <param name="myFitnessParams"></param>
/// <param name="mySensors"></param>
/// <param name="par">not used</param>
/// <returns></returns>
override protected physValue[] doMeasurement(biogas.plant myPlant,
biooptim.fitness_params myFitnessParams, biogas.sensors mySensors, params double[] par)
{
physValue[] values = new physValue[1];
// TODO - was muss ich hier machen, damit sensor daten noisy aufzeichnet???
bool noisy = false;
// calc setpoint control error - errors of setpoint controls
double diff_setpoints = calc_setpoint_errors(mySensors, myPlant, myFitnessParams, noisy);
// wende tukey biweight an
diff_setpoints = math.tukeybiweight(diff_setpoints);
values[0] = new physValue("diff_setpoints", diff_setpoints, "-");
return(values);
}
/// <summary>
/// TODO - die ganze funktion ist noch nicht ausgegoren
///
/// write measured variable at time t in given mySubstrate
///
/// </summary>
/// <param name="t">current simulation time</param>
/// <param name="mySensors"></param>
/// <param name="mySubstrate">changed in this call</param>
public static void set_substrate_params_from_sensor(double t, biogas.sensors mySensors,
biogas.substrate mySubstrate)
{
string substrate_id = mySubstrate.id;
substrateparams_sensor substrate_param_sensor =
(substrateparams_sensor)mySensors.get("substrateparams_" + substrate_id);
if (!substrate_param_sensor.isEmpty())
{
physValue[] measVec = substrate_param_sensor.getMeasurementVectorAt(t);
// hier werden nur TS und VS geändert
mySubstrate.set_params_of("TS", measVec[0],
// umrechung in % TS wird in c# bib gemacht (substrateparams_sensor)
// s.unten in doMeasurement methode
// this value measVec[1] is measured in % TS, this OK
"VS", measVec[1],
"pH", measVec[2] //,
/*"Sac", measVec[3],
* // umrechnung von g/l in mmol/l
* // g/l / 50 g/mol * 1000 m = 1000 / 50 mmol/l
* // TODO convertTo nutzen
* "TAC", measVec[4] * 1000 / 50, */
/*"Snh4", measVec[5]*/);
//'COD', measVec.Get(6));
//mySubstrate.calc
//if (mySubstrate.ismanure)
//{
// mySubstrate.set_params_of("RF", measVec[6]);
// // TODO outcomment
// // measured in gCOD/l
// //mySubstrate.set_params_of("COD", measVec[7]);
// //mySubstrate.set_params_of("COD_S", 0.3 * measVec[7].Value);
//}
//else
//{
// // TODO - delete
// //if (substrate_id == "bullmanure")
// // throw new exception("AAAAAAAAAAAA");
// mySubstrate.set_params_of("RL", measVec[6], "RP", measVec[7],
// "RF", measVec[8]);
// // measured in kgCOD/m^3, same as gCOD/l
// //physValue COD_c= biogas.substrate.calcXc(mySubstrate);//.convertUnit("gCOD/l");
// //// TODO
// //// 0.3
// //double COD_c2 = 0;
// //// TODO delete
// //if (substrate_id == "maize") // für geiger kalibrierung
// // COD_c2= COD_c.Value * 1.1;//5;
// //else
// // COD_c2= COD_c.Value;
// //mySubstrate.set_params_of("COD", COD_c2);
// //mySubstrate.set_params_of("COD_S", 0.3 * COD_c2);
//}
}
}
/// <summary>
/// Calculates the thermal energy balance of the digester. It compares
/// thermal sinks (negative) with thermal sources (positive) inside the digester
/// thermal sinks are:
/// - heat substrates
/// - radiation
/// thermal sources are:
/// - microbiology
/// - stirrer dissipation
/// </summary>
/// <param name="digester_id">digester id</param>
/// <param name="Q">substrate feed measured in m^3/d</param>
/// <param name="mySubstrates"></param>
/// <param name="mySensors"></param>
/// <returns>thermal energy balance mesasured in kWh/d</returns>
public double calcThermalEnergyBalance(string digester_id,
double[] Q, substrates mySubstrates, sensors mySensors)
{
return(myDigesters.calcThermalEnergyBalance(digester_id, Q, mySubstrates, Tout, mySensors));
}
/// <summary>
/// ...
///
/// type 8
/// </summary>
/// <param name="myPlant"></param>
/// <param name="myFitnessParams"></param>
/// <param name="mySensors"></param>
/// <param name="par">not used</param>
/// <returns></returns>
override protected physValue[] doMeasurement(biogas.plant myPlant,
biooptim.fitness_params myFitnessParams, biogas.sensors mySensors, params double[] par)
{
physValue[] values = new physValue[1];
// this is the fitness of the CH4 in the digester
// da mit tukey gearbeitet wird, kann der term auch etwas größer als 1 sein
double CH4_fitness;
getBiogas_fitness(mySensors, out CH4_fitness);
values[0] = new physValue("CH4_fitness", CH4_fitness, "-");
return(values);
}
