tbf/TBF/Rig/Uni/FlowMeter/FlowMeter.cs

231 lines
10 KiB
C#

///
/// Copyright (c) 2021 Sensus Slovensko a.s.
///
using System;
using System.Collections.Generic;
using log4net;
using Common;
using Config.Entities;
using SchematicDrawing;
using TBF.Rig.ControlBoard.Uni;
using TBF.Boxes;
using TBF.Resources;
namespace TBF.Rig.Uni.FlowMeter
{
public class FlowMeter : ComponentBase, GenericDevices.IFlowMeterSingle, GenericDevices.IHasCalendarEvents, IDrawingItCmpntWithMeasuredVal
{
private static readonly ILog log = LogManager.GetLogger(typeof(FlowMeter));
public override string ToString() { return string.Format("{0}({1})", ClassName, Cfg.ToString(-1)); }
readonly FlowMeterCfg flowMeterCfg;
public int Idx1 { get { return (flowMeterCfg != null) ? flowMeterCfg.Idx1 : 0; } }
public double NominalFlow { get { return (flowMeterCfg != null) ? flowMeterCfg.NominalFlow : 0; } }
public double NominalFreq { get { return (flowMeterCfg != null) ? flowMeterCfg.NominalFreq : 2000; } }
public double LtrPerPulse { get { return (flowMeterCfg != null) ? flowMeterCfg.NominalFlow / (3.6 * NominalFreq) : 0; } }
public bool RangeEnabled(int ix) { return flowMeterCfg.RangeEnabled(ix); }
public double GetTempLo(int ix) { return flowMeterCfg.GetTempLo(ix); }
public double GetTempHi(int ix) { return flowMeterCfg.GetTempHi(ix); }
public double GetPressLo(int ix) { return flowMeterCfg.GetPressLo(ix); }
public double GetPressHi(int ix) { return flowMeterCfg.GetPressHi(ix); }
public SchematicDrawing.IDrawingItem DrawingItem { get { return flowMeterCfg as SchematicDrawing.IDrawingItem; } }
public string MsrdFormat { get { return flowMeterCfg.MsrdFormat; } }
public Unit MsrdUnit { get { return flowMeterCfg.MsrdUnit; } }
public double MsrdValLimLo { get { return flowMeterCfg.MsrdValLimLo; } set { flowMeterCfg.MsrdValLimLo = value; } } /// in [m3/h]
public double MsrdValLimHi { get { return flowMeterCfg.MsrdValLimHi; } set { flowMeterCfg.MsrdValLimHi = value; } } /// in [m3/h]
public bool MsrmntAvailable
{
get {
if ((uniCB.State & (ulong)StatusP.TestWithRefFlowmtr) == 0) return false; /// Not a test with flow meter
if (uniCB.FlowmeterId == Idx1) return true; /// Flow meter is active, ID matches
if (uniCB.FlowmeterId == 0)
{
/// Measurement with parallel flow meters is active
switch (Idx1)
{
case 1: return (uniCB.State & (ulong)StatusP.Flowmtr1Active) != 0;
case 2: return (uniCB.State & (ulong)StatusP.Flowmtr2Active) != 0;
case 3: return (uniCB.State & (ulong)StatusP.Flowmtr3Active) != 0;
default: return false;
}
}
return false;
}
}
public double MeasuredVal { get { return NominalFlow * ReadFrequency() / NominalFreq; } }
public string AltString { get { return string.Format("Calibration expires on {0:dd.MM.yyyy}", flowMeterCfg.CalibValidDate); } }
///
public double ReadFlow() { return NominalFlow * ReadFrequency() / NominalFreq; }
///
public double ReadFrequency()
{
if (uniCB.FlowmeterId == Idx1) return uniCB.RefFrequency;
if (uniCB.FlowmeterId == 0)
{
switch (Idx1)
{
case 1: return (uniCB.State & (ulong)StatusP.Flowmtr1Active) != 0 ? uniCB.Data.ReferenceFreq[1] : 0;
case 2: return (uniCB.State & (ulong)StatusP.Flowmtr2Active) != 0 ? uniCB.Data.ReferenceFreq[2] : 0;
case 3: return (uniCB.State & (ulong)StatusP.Flowmtr3Active) != 0 ? uniCB.Data.ReferenceFreq[3] : 0;
default: return 0;
}
}
return 0;
}
/// <summary>
/// Determine flow meter range
/// </summary>
/// <param name="tempRngLo">Lower boundary of temperature</param>
/// <param name="tempRngHi">Upper boundary of temperature</param>
/// <returns>flow meter range (0..5) or -1 if no range fits the specified temperature range</returns>
public int GetRange(float tempRngLo, float tempRngHi)
{
for (int rng = 0; rng <= 5; rng++)
{
if (RangeEnabled(rng) && GetTempLo(rng) <= tempRngLo && tempRngHi <= GetTempHi(rng))
{
return rng;
}
}
return -1;
}
public double LtrPerPulseCorrected(double flow, float temperature)
{
if (flow == 0) return LtrPerPulse;
/// Apply correction
int rng = GetRange(temperature, temperature);
double correctedFlow = (measurementCorrections == null || rng < 0) ? flow : CorrectedFlow(flow, rng);
return (LtrPerPulse * correctedFlow / flow);
}
/// <summary>
/// Apply flow measurement correction
/// </summary>
/// <param name="flow">Measured flow in [m3/h]</param>
/// <param name="rng">Tange 0..5</param>
/// <returns>Corrected flow in [m3/h]</returns>
public double CorrectedFlow(double flow, int rng)
{
return MeasurementCorrection.CorrectedValue(flow, measurementCorrections[rng]);
}
readonly UniCB uniCB;
IList<MeasurementCorrection>[] measurementCorrections;
public FlowMeter() { }
public FlowMeter(Generic.IComponentCfg cfg, IList<Generic.IComponent> components)
: base(cfg)
{
flowMeterCfg = cfg as FlowMeterCfg;
uniCB = TbfComponents.FindComponent(cfg.ParentName, components) as UniCB;
if (uniCB == null) throw new Exception(string.Format("Cannot find {0} (a parent of {1})", cfg.ParentName, Name));
measurementCorrections = new IList<MeasurementCorrection>[6];
for (int i = 0; i < measurementCorrections.Length; i++) measurementCorrections[i] = new List<MeasurementCorrection>();
foreach (var corr in Corrections)
{
if (corr.RangeIx >= 0 && corr.RangeIx < measurementCorrections.Length) measurementCorrections[corr.RangeIx].Add(corr);
}
log.Warn(this.ToString());
}
public override void Initialize()
{
MsrdValLimLo = 0;
MsrdValLimHi = NominalFlow;
for (int r = 0; r <= 5; r++)
{
if (flowMeterCfg.RangeEnabled(r) &&
flowMeterCfg.GetCalibValidDate(r) != DateTime.MinValue &&
flowMeterCfg.GetCalibValidDate(r).Date < DateTime.Now.Date)
{
throw new Exception(string.Format("{0}/r{1}: {2}", Name, r, Strings.Calibration_certificate_validity_expired));
}
}
TBF.UiBridge.Bridge.MeasurementRequestHandler += delegate(object sender, TBF.UiBridge.MeasurementRequestArgs args)
{
if (args.Name == Name) { uniCB.MeasureFlow(true, Idx1); } /// true = command is comming form the UI
};
log.FatalFormat("Successfully initialized device {0}", Name);
}
///
/// Calendar support
///
public IList<Config.CalendarEvent.ICalendarEvent> GetCalendarEvents()
{
DateTime calibrationDue = flowMeterCfg.CalibValidDate;
IList<Config.CalendarEvent.ICalendarEvent> calendarEvents = new List<Config.CalendarEvent.ICalendarEvent>();
if (calibrationDue > TBF.UI.Constants.MinDate)
{
/// Calibration due date calendar event
calendarEvents.Add(new TBF.UI.Calendar.CalibrationDueDateEvent(calibrationDue.Date, Name,
string.Format(Strings.Calibration_due_date_is_0,
calibrationDue.Date.ToString(TBF.UI.Constants.DateFormat))));
if (DateTime.Now.Date <= calibrationDue.AddDays(-7))
{
/// Weekly reminders (last 5 weeks)
calendarEvents.Add(new TBF.UI.Calendar.CalibrationReminderEvent(calibrationDue.Date.AddDays(-35), Name,
string.Format(Strings.Calibration_due_date_is_0,
calibrationDue.Date.ToString(TBF.UI.Constants.DateFormat)),
false));
}
if (DateTime.Now.Date <= calibrationDue.Date)
{
/// Daily reminders (last 5 days)
calendarEvents.Add(new TBF.UI.Calendar.CalibrationReminderEvent(calibrationDue.AddDays(-5), Name,
string.Format(Strings.Calibration_due_date_is_0,
calibrationDue.Date.ToString(TBF.UI.Constants.DateFormat)),
true));
}
}
return calendarEvents;
}
/// <summary>
/// Events: FlowDone, Error
/// </summary>
/// <param name="flow">Reference to a variable for the flow in Bar</param>
/// <returns>ReadFlowOp instance reference casted to IOperaton</returns>
public IOperation ReadFlowOp(ref DoubleBox flow)
{
return new ReadFlowOp(this, ref flow);
}
/// <summary>
/// Events: flowDone, Error
/// </summary>
/// <param name="flow">Reference to a variable for the flow in Bar</param>
/// <param name="flowDone">Event returned when measurement done</param>
/// <returns>ReadFlowOp instance reference casted to IOperaton</returns>
public IOperation ReadFlowOp(ref DoubleBox flow, Event flowDone)
{
return new ReadFlowOp(this, ref flow, flowDone);
}
}
}