/// <summary>
/// Populates the cycle data set by calculating cycle
/// data based on the given measurement data sets.
/// </summary>
/// <param name="frequency">The frequency of the measured system, in Hz.</param>
/// <param name="voltageDataSet">Data set containing voltage waveform measurements.</param>
/// <param name="currentDataSet">Data set containing current waveform measurements.</param>
public void Populate(double frequency, MeasurementDataSet voltageDataSet, MeasurementDataSet currentDataSet)
{
List <MeasurementData> measurementDataList;
int sampleRateDivisor;
int numberOfCycles;
measurementDataList = new List <MeasurementData>()
{
voltageDataSet.AN, voltageDataSet.BN, voltageDataSet.CN,
currentDataSet.AN, currentDataSet.BN, currentDataSet.CN
};
sampleRateDivisor = measurementDataList
.Select(measurementData => measurementData.SampleRate)
.GreatestCommonDenominator();
numberOfCycles = measurementDataList
.Select(measurementData => (measurementData.Measurements.Length - measurementData.SampleRate + 1) / (measurementData.SampleRate / sampleRateDivisor))
.Min();
for (int i = 0; i < numberOfCycles; i++)
{
m_cycles.Add(new CycleData(i, sampleRateDivisor, frequency, voltageDataSet, currentDataSet));
}
}
// Static Methods
/// <summary>
/// Writes all measurement data to a CSV file.
/// </summary>
/// <param name="fileName">Export file name.</param>
/// <param name="voltageData">The voltage measurement data to be written to the file.</param>
/// <param name="currentData">The current measurement data to be written to the file.</param>
public static void ExportToCSV(string fileName, MeasurementDataSet voltageData, MeasurementDataSet currentData)
{
const string Header = "Time,AN V,BN V,CN V,AB V,BC V,CA V,AN I,BN I,CN I";
using (FileStream fileStream = File.Create(fileName))
{
using (TextWriter fileWriter = new StreamWriter(fileStream))
{
// Write the CSV header to the file
fileWriter.WriteLine(Header);
// Write the data to the file
for (int i = 0; i < voltageData.AN.Times.Length; i++)
{
string time = new DateTime(voltageData.AN.Times[i]).ToString(DateTimeFormat);
double vAN = voltageData.AN.Measurements[i];
double vBN = voltageData.BN.Measurements[i];
double vCN = voltageData.CN.Measurements[i];
double iAN = currentData.AN.Measurements[i];
double iBN = currentData.BN.Measurements[i];
double iCN = currentData.CN.Measurements[i];
fileWriter.Write("{0},{1},{2},{3},", time, vAN, vBN, vCN);
fileWriter.Write("{0},{1},{2},", vAN - vBN, vBN - vCN, vCN - vAN);
fileWriter.WriteLine("{0},{1},{2}", iAN, iBN, iCN);
}
}
}
}
/// <summary>
/// Creates a new instance of the <see cref="FaultLocationDataSet"/> class.
/// </summary>
public FaultLocationDataSet()
{
m_voltages = new MeasurementDataSet();
m_currents = new MeasurementDataSet();
m_cycles = new CycleDataSet();
m_frequency = 60.0D;
m_values = new Dictionary <string, object>();
}
/// <summary>
/// Creates a new instance of the <see cref="CycleData"/> class.
/// </summary>
/// <param name="cycleIndex">The index of the cycle being created.</param>
/// <param name="sampleRateDivisor">The value to divide from the sample rate to determine the index of the sample at the start of the cycle.</param>
/// <param name="frequency">The frequency of the measured system, in Hz.</param>
/// <param name="voltageDataSet">The data set containing voltage measurements.</param>
/// <param name="currentDataSet">The data set containing current measurements.</param>
public CycleData(int cycleIndex, int sampleRateDivisor, double frequency, MeasurementDataSet voltageDataSet, MeasurementDataSet currentDataSet)
{
int sampleIndex;
AN = new Conductor(cycleIndex, sampleRateDivisor, frequency, voltageDataSet.AN, currentDataSet.AN);
BN = new Conductor(cycleIndex, sampleRateDivisor, frequency, voltageDataSet.BN, currentDataSet.BN);
CN = new Conductor(cycleIndex, sampleRateDivisor, frequency, voltageDataSet.CN, currentDataSet.CN);
sampleIndex = cycleIndex * (voltageDataSet.AN.SampleRate / sampleRateDivisor);
StartTime = new DateTime(voltageDataSet.AN.Times[sampleIndex]);
}
/// <summary>
/// Creates a new instance of the <see cref="CycleDataSet"/> class.
/// </summary>
/// <param name="frequency">The frequency of the measured system, in Hz.</param>
/// <param name="voltageDataSet">The data set containing voltage data points.</param>
/// <param name="currentDataSet">The data set containing current data points.</param>
public CycleDataSet(double frequency, MeasurementDataSet voltageDataSet, MeasurementDataSet currentDataSet)
{
Populate(frequency, voltageDataSet, currentDataSet);
}
// Static Methods
public static void ExportToCSV(string fileName, MeasurementDataSet voltageData, MeasurementDataSet currentData)
{
const string Header = "Time,AN V,BN V,CN V,AB V,BC V,CA V,AN I,BN I,CN I";
using (FileStream fileStream = File.Create(fileName))
{
using (TextWriter fileWriter = new StreamWriter(fileStream))
{
// Write the CSV header to the file
fileWriter.WriteLine(Header);
// Write the data to the file
for (int i = 0; i < voltageData.AN.Times.Length; i++)
{
string time = new DateTime(voltageData.AN.Times[i]).ToString(DateTimeFormat);
double vAN = voltageData.AN.Measurements[i];
double vBN = voltageData.BN.Measurements[i];
double vCN = voltageData.CN.Measurements[i];
double iAN = currentData.AN.Measurements[i];
double iBN = currentData.BN.Measurements[i];
double iCN = currentData.CN.Measurements[i];
fileWriter.Write("{0},{1},{2},{3},", time, vAN, vBN, vCN);
fileWriter.Write("{0},{1},{2},", vAN - vBN, vBN - vCN, vCN - vAN);
fileWriter.WriteLine("{0},{1},{2}", iAN, iBN, iCN);
}
}
}
}
/// <summary>
/// Creates a new instance of the <see cref="CycleData"/> class.
/// </summary>
/// <param name="cycleIndex">The index of the cycle being created.</param>
/// <param name="sampleRateDivisor">The value to divide from the sample rate to determine the index of the sample at the start of the cycle.</param>
/// <param name="frequency">The frequency of the measured system, in Hz.</param>
/// <param name="voltageDataSet">The data set containing voltage measurements.</param>
/// <param name="currentDataSet">The data set containing current measurements.</param>
public CycleData(int cycleIndex, int sampleRateDivisor, double frequency, MeasurementDataSet voltageDataSet, MeasurementDataSet currentDataSet)
{
int sampleIndex;
AN = new Conductor(cycleIndex, sampleRateDivisor, frequency, voltageDataSet.AN, currentDataSet.AN);
BN = new Conductor(cycleIndex, sampleRateDivisor, frequency, voltageDataSet.BN, currentDataSet.BN);
CN = new Conductor(cycleIndex, sampleRateDivisor, frequency, voltageDataSet.CN, currentDataSet.CN);
sampleIndex = cycleIndex * (voltageDataSet.AN.SampleRate / sampleRateDivisor);
StartTime = new DateTime(voltageDataSet.AN.Times[sampleIndex]);
}
/// <summary>
/// Creates a new instance of the <see cref="FaultLocationDataSet"/> class.
/// </summary>
public FaultLocationDataSet()
{
m_voltages = new MeasurementDataSet();
m_currents = new MeasurementDataSet();
m_cycles = new CycleDataSet();
m_frequency = 60.0D;
m_values = new Dictionary<string, object>();
}
