86 lines
3.2 KiB
C#
86 lines
3.2 KiB
C#
///
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/// Copyright (c) 2013-2019 Sensus Slovensko a.s.
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///
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using System;
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using System.Collections.Generic;
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using log4net;
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using TBF.BenchControl;
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using TBF.Boxes;
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namespace TBF.BenchControl.Elde.FlowMeterTwins
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{
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public class FlowMeter : ComponentBase, GenericDevices.IFlowMeter
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{
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private static readonly ILog log = LogManager.GetLogger(typeof(FlowMeter));
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public override string ToString() { return string.Format("FlowMeterTwins({0})", Cfg.ToString(1)); }
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readonly FlowMeterCfg flowMeterCfg;
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readonly ControlBoardDev controlBoard;
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public readonly Elde.FlowMeter.FlowMeter FlowMeter1;
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public readonly Elde.FlowMeter.FlowMeter FlowMeter2;
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public int Idx1 { get { return 0; } }
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public double NominalFlow { get { return flowMeterCfg.NominalFlow; } }
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/// The nominal flowed of a pair of flow meters is reached at 4000Hz
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public double LtrPerPulse { get { return flowMeterCfg.NominalFlow / 14400.0; } }
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/// Calculates the average of values of two flowmeters. Assumes the flow is divided evenly.
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public double LtrPerPulseCorrected(double flow, int rangeIx)
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{
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double flow2 = flow / 2.0;
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return (FlowMeter1.LtrPerPulseCorrected(flow2, rangeIx) + FlowMeter2.LtrPerPulseCorrected(flow2, rangeIx)) / 2;
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}
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public FlowMeter()
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{
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}
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public FlowMeter(Generic.IComponentCfg cfg, IList<Generic.IComponent> components)
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: base(cfg)
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{
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flowMeterCfg = cfg as FlowMeterCfg;
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controlBoard = (ControlBoardDev)TbfComponents.FindComponent(cfg.ParentName, components);
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if (controlBoard == null) throw new Exception("Cannot find " + Name + " parent");
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FlowMeter1 = TbfComponents.FindComponent(flowMeterCfg.FlowMeter1, components) as Elde.FlowMeter.FlowMeter;
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if (FlowMeter1 == null) throw new Exception("Cannot find FlowMeter1 component");
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FlowMeter2 = TbfComponents.FindComponent(flowMeterCfg.FlowMeter2, components) as Elde.FlowMeter.FlowMeter;
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if (FlowMeter2 == null) throw new Exception("Cannot find FlowMeter2 component");
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controlBoard.EtCalib[Idx1] = (float)flowMeterCfg.NominalFlow; /// Idx1==0 for FlowMeterTwins
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/// Prepare data for SendCalibData() control board component method
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log.Debug(this.ToString());
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}
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public double ReadFlow() { return controlBoard.ReferenceFlow; }
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public double ReadFrequency() { return controlBoard.ReferenceFreq; }
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/// <summary>
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/// Events: FlowDone, Error
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/// </summary>
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/// <param name="flow">Reference to a variable for the flow in Bar</param>
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/// <returns>ReadFlowOp instance reference casted to IOperaton</returns>
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public IOperation ReadFlowOp(ref DoubleBox flow)
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{
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return new ReadFlowOp(this, controlBoard, ref flow);
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}
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/// <summary>
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/// Events: flowDone, Error
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/// </summary>
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/// <param name="flow">Reference to a variable for the flow in Bar</param>
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/// <param name="flowDone">Event returned when measurement done</param>
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/// <returns>ReadFlowOp instance reference casted to IOperaton</returns>
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public IOperation ReadFlowOp(ref DoubleBox flow, Event flowDone)
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{
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return new ReadFlowOp(this, controlBoard, ref flow, flowDone);
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}
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}
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}
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