Ejemplo n.º 1
0
        static void Main(string[] args)
        {
            string inputDirectory   = @"C:\CSSLWaferFab\Input\WSC2021paper";
            string outputDirectory  = @"C:\CSSLWaferFab\Output\WSC2021paper";
            string eptParameterFile = @"FittedEPTParameters - 2019-6-1.csv";

            List <string> workcenters = new List <string> {
                "PHOTOLITH", "FURNACING", "DRY ETCH"
            };
            List <string> SOvsLDO = new List <string> {
                "SO", "LDO"
            };

            //List<string> SOvsLDO = new List<string> { "LDO"};

            foreach (string wc in workcenters)
            {
                WaferFabSettings waferFabSettings = Deserializer.DeserializeWaferFabSettings(Path.Combine(inputDirectory, "SerializedFiles", $"WaferFabSettings_{wc}_WithLotStarts.dat"));

                foreach (string overtaking in SOvsLDO)
                {
                    bool lotStepOvertaking = overtaking == "SO" ? false : true;

                    #region Initializing simulation
                    Simulation simulation = new Simulation(wc, outputDirectory);
                    #endregion

                    #region Experiment settings
                    simulation.MyExperiment.NumberOfReplications = 10;
                    simulation.MyExperiment.LengthOfReplication  = 60 * 60 * 24 * 91; // September and October
                    simulation.MyExperiment.LengthOfWarmUp       = 60 * 60 * 24 * 30;
                    DateTime initialDateTime = new DateTime(2019, 08, 01);
                    #endregion

                    #region WaferFab settings

                    EPTDistributionReader distributionReader = new EPTDistributionReader(Path.Combine(inputDirectory, "CSVs"), waferFabSettings.WorkCenters, waferFabSettings.LotStepsPerWorkStation);

                    waferFabSettings.WCServiceTimeDistributions = distributionReader.GetServiceTimeDistributions(eptParameterFile);
                    waferFabSettings.WCOvertakingDistributions  = distributionReader.GetOvertakingDistributions(lotStepOvertaking);
                    waferFabSettings.WCDispatcherTypes[wc]      = DispatcherBase.Type.EPTOVERTAKING;


                    #endregion

                    #region Make starting lots
                    AutoDataReader dataReader = new AutoDataReader(Path.Combine(inputDirectory, "Auto"), Path.Combine(inputDirectory, "SerializedFiles"));

                    #endregion

                    #region Building the model
                    WaferFab waferFab = new WaferFab(simulation.MyModel, "WaferFab", new ConstantDistribution(60 * 60 * 24), initialDateTime);

                    WorkCenter workCenter = new WorkCenter(waferFab, $"WorkCenter_{wc}", waferFabSettings.WCServiceTimeDistributions[wc], waferFabSettings.LotStepsPerWorkStation[wc]);

                    // Connect workcenter to WIPDependentDistribution
                    EPTDistribution distr = (EPTDistribution)waferFabSettings.WCServiceTimeDistributions[wc];

                    distr.WorkCenter = workCenter;

                    EPTOvertakingDispatcher dispatcher = new EPTOvertakingDispatcher(workCenter, workCenter.Name + "_EPTOvertakingDispatcher", waferFabSettings.WCOvertakingDistributions[wc]);

                    workCenter.SetDispatcher(dispatcher);

                    // Connect workcenter to OvertakingDistribution
                    waferFabSettings.WCOvertakingDistributions[wc].WorkCenter = workCenter;

                    waferFab.AddWorkCenter(workCenter.Name, workCenter);

                    // Sequences
                    foreach (var sequence in waferFabSettings.Sequences)
                    {
                        waferFab.AddSequence(sequence.Key, sequence.Value);
                    }

                    // LotSteps
                    waferFab.LotSteps = waferFab.Sequences.Select(x => x.Value).Select(x => x.GetCurrentStep(0)).ToDictionary(x => x.Name);

                    // LotGenerator
                    waferFab.SetLotGenerator(new LotGenerator(waferFab, "LotGenerator", new ConstantDistribution(60), true));

                    // Add lotstarts
                    waferFab.LotStarts = waferFabSettings.LotStarts;

                    // Add observers
                    LotOutObserver lotOutObserver = new LotOutObserver(simulation, wc + "_" + overtaking + "LotOutObserver");
                    dispatcher.Subscribe(lotOutObserver);
                    OptimiserObserver optimiserObserver = new OptimiserObserver(simulation, "TotalQueueObserver");
                    workCenter.Subscribe(optimiserObserver);
                    #endregion

                    #region Read initial lots
                    //RealSnapshotReader reader = new RealSnapshotReader();

                    //List<RealSnapshot> realSnapshots = reader.Read(Path.Combine(inputDirectory, "SerializedFiles", reader.GetRealSnapshotString(initialDateTime)), 1);

                    //RealSnapshot realSnapShot = realSnapshots.Where(x => x.Time == initialDateTime).First();

                    //List<string> lotSteps = workCenter.LotSteps.Select(x => x.Name).ToList();

                    //List<RealLot> initialRealLots = realSnapShot.GetRealLots(1).Where(x => lotSteps.Contains(x.IRDGroup)).ToList();

                    //List<Lot> initialLots = initialRealLots.Select(x => x.ConvertToLotArea(0, waferFabSettings.Sequences, initialDateTime)).ToList();

                    //waferFab.InitialLots = initialLots;
                    #endregion

                    simulation.Run();

                    #region Reporting
                    SimulationReporter reporter = simulation.MakeSimulationReporter();

                    reporter.PrintSummaryToConsole();
                    #endregion
                }
            }
        }
Ejemplo n.º 2
0
        private void buildWaferFab()
        {
            // Build the model
            WaferFab waferFab = new WaferFab(MySimulation.MyModel, "WaferFab", new ConstantDistribution(MyWaferFabSettings.SampleInterval), MyWaferFabSettings.InitialTime);

            //// LotStarts
            waferFab.ManualLotStarts = MyWaferFabSettings.ManualLotStartQtys;

            //// LotSteps
            waferFab.LotSteps = MyWaferFabSettings.LotSteps;

            //// Control
            if (MyWaferFabSettings.WIPTargets != null)
            {
                waferFab.AddWIPTargets(MyWaferFabSettings.WIPTargets);
            }

            //// WorkCenters
            foreach (string wc in MyWaferFabSettings.WorkCenters)
            {
                WorkCenter workCenter = new WorkCenter(waferFab, $"WorkCenter_{wc}", MyWaferFabSettings.WCServiceTimeDistributions[wc], MyWaferFabSettings.LotStepsPerWorkStation[wc]);

                // Connect workcenter to WIPDependentDistribution
                if (MyWaferFabSettings.WCServiceTimeDistributions[wc] is EPTDistribution)
                {
                    var distr = (EPTDistribution)MyWaferFabSettings.WCServiceTimeDistributions[wc];

                    distr.WorkCenter = workCenter;
                }

                // Choose dispatcher
                if (MyWaferFabSettings.WCDispatcherTypes[wc] == DispatcherBase.Type.BQF)
                {
                    workCenter.SetDispatcher(new BQFDispatcher(workCenter, workCenter.Name + "_BQFDispatcher"));
                }
                else if (MyWaferFabSettings.WCDispatcherTypes[wc] == DispatcherBase.Type.EPTOVERTAKING)
                {
                    workCenter.SetDispatcher(new EPTOvertakingDispatcher(workCenter, workCenter.Name + "_EPTOvertakingDispatcher", MyWaferFabSettings.WCOvertakingDistributions[wc]));

                    // Connect workcenter to OvertakingDistribution
                    MyWaferFabSettings.WCOvertakingDistributions[wc].WorkCenter = workCenter;
                }
                else if (MyWaferFabSettings.WCDispatcherTypes[wc] == DispatcherBase.Type.RANDOM)
                {
                    workCenter.SetDispatcher(new RandomDispatcher(workCenter, workCenter.Name + "_RandomDispatcher"));
                }
                else if (MyWaferFabSettings.WCDispatcherTypes[wc] == DispatcherBase.Type.MIVS)
                {
                    workCenter.SetDispatcher(new MIVSDispatcher(workCenter, workCenter.Name + "_MIVSDisptacher", MyWaferFabSettings.MIVSkStepAhead, MyWaferFabSettings.MIVSjStepBack));
                }

                waferFab.AddWorkCenter(workCenter.Name, workCenter);
            }

            //// Sequences
            foreach (var sequence in MyWaferFabSettings.Sequences)
            {
                waferFab.AddSequence(sequence.Key, sequence.Value);
            }

            //// LotGenerator
            waferFab.SetLotGenerator(new LotGenerator(waferFab, "LotGenerator", new ConstantDistribution(MyWaferFabSettings.LotStartsFrequency * 60 * 60), MyWaferFabSettings.UseRealLotStartsFlag));

            // Add real LotStarts, copied from fab data
            if (MyWaferFabSettings.UseRealLotStartsFlag)
            {
                waferFab.LotStarts = MyWaferFabSettings.GetLotStarts();
            }

            // Add intial lots (lots present at t = 0) by translating RealLots (from RealSnapshot) to Lots
            if (MyWaferFabSettings.InitialRealLots.Any() != default)
            {
                waferFab.InitialLots = MyWaferFabSettings.InitialRealLots.Select(x => x.ConvertToLot(0, waferFab.Sequences, false, waferFab.InitialDateTime)).Where(x => x != null).ToList();
            }

            // Number of lots between
            List <Tuple <DateTime, Lot> > selectedLots = waferFab.LotStarts.Where(x => x.Item1 >= new DateTime(2019, 4, 1) && x.Item1 < new DateTime(2019, 12, 1)).ToList();

            double avgSteps = selectedLots.Select(x => x.Item2.Sequence.stepCount).Average();

            int uniqueProds = selectedLots.Select(x => x.Item2.ProductType).Distinct().Count();

            // Add observers
            WaferFabLotsObserver       waferFabObserver           = new WaferFabLotsObserver(MySimulation, "WaferFabLotsObserver", waferFab);
            WaferFabWafersObserver     waferFabObserverWafers     = new WaferFabWafersObserver(MySimulation, "WaferFabWafersObserver", waferFab);
            WaferFabTotalQueueObserver waferFabTotalQueueObserver = new WaferFabTotalQueueObserver(MySimulation, "WaferFabTotalQueueObserver", waferFab);

            waferFab.Subscribe(waferFabObserver);
            waferFab.Subscribe(waferFabObserverWafers);
            waferFab.Subscribe(waferFabTotalQueueObserver);

            foreach (var wc in waferFab.WorkCenters)
            {
                TotalQueueObserver totalQueueObs = new TotalQueueObserver(MySimulation, wc.Key + "_TotalQueueObserver");
                //SeperateQueuesObserver seperateQueueObs = new SeperateQueuesObserver(MySimulation, wc.Value, wc.Key + "_SeperateQueuesObserver");

                wc.Value.Subscribe(totalQueueObs);
                //wc.Value.Subscribe(seperateQueueObs);

                LotOutObserver lotOutObserver = new LotOutObserver(MySimulation, "LotOutObserver");

                if (wc.Value.Name == "WorkCenter_PACK")
                {
                    wc.Value.Dispatcher.Subscribe(lotOutObserver);
                }
            }
        }
Ejemplo n.º 3
0
        static void Main(string[] args)
        {
            List <string> workcenters = new List <string>()
            {
                "BACKGRIND", "BATCH UP", "CMP", "DICE", "DRY ETCH", "ELEC TEST", "EVAPORATION", "FURNACING", "IMPLANT",
                "INSPECTION", "LPCVD", "MERCURY", "NITRIDE DEP", "OFF LINE INK", "PACK", "PHOTOLITH", "PROBE", "REPORTING",
                "SAMPLE TEST", "SPUTTERING", "WET ETCH"
            };

            DateTime initialDateTime = new DateTime(2019, 10, 1);

            string inputDirectory = @"C:\CSSLWaferFab\Input";

            string outputDirectory = @"C:\CSSLWaferFab\Output\WaferFabArea";

            string eptParameterFile = @"FittedEPTParameters - 2019-6-1.csv";

            RealSnapshotReader reader = new RealSnapshotReader();

            List <RealSnapshot> realSnapshots = reader.Read(Path.Combine(inputDirectory, "SerializedFiles", reader.GetRealSnapshotString(initialDateTime)), 1);

            RealSnapshot realSnapShot = realSnapshots.Where(x => x.Time == initialDateTime).First();

            //workcenters = new List<string>() {"INSPECTION"};
            foreach (string workcenter in workcenters)
            {
                #region Parameters

                string wc = workcenter;

                bool isFitted = false; // true = fitted, false = optimised

                bool lotStepOvertaking = true;
                #endregion

                #region Initializing simulation
                Simulation simulation = new Simulation(wc, outputDirectory);
                #endregion

                #region Experiment settings
                simulation.MyExperiment.NumberOfReplications = 30;

                DateTime finalDateTime = new DateTime(2019, initialDateTime.Month + 2, 1);
                simulation.MyExperiment.LengthOfReplication = (finalDateTime - initialDateTime).TotalSeconds; // Number of seconds between two months

                simulation.MyExperiment.LengthOfWarmUp = 60 * 60 * 24 * 0;
                #endregion

                #region WaferFab settings
                WaferFabSettings waferFabSettings = Deserializer.DeserializeWaferFabSettings(Path.Combine(inputDirectory, "SerializedFiles", $"WaferFabSettings_{wc}_WithLotStarts.dat"));

                EPTDistributionReader distributionReader = new EPTDistributionReader(Path.Combine(inputDirectory, "CSVs"), waferFabSettings.WorkCenters, waferFabSettings.LotStepsPerWorkStation);

                waferFabSettings.WCServiceTimeDistributions    = distributionReader.GetServiceTimeDistributions(eptParameterFile);
                waferFabSettings.WCOvertakingDistributions     = distributionReader.GetOvertakingDistributions(lotStepOvertaking);
                waferFabSettings.WCDispatcherTypes[workcenter] = DispatcherBase.Type.EPTOVERTAKING;


                #endregion

                #region Make starting lots
                AutoDataReader dataReader = new AutoDataReader(Path.Combine(inputDirectory, "Auto"), Path.Combine(inputDirectory, "SerializedFiles"));
                #endregion

                #region Building the model
                WaferFab waferFab = new WaferFab(simulation.MyModel, "WaferFab", new ConstantDistribution(60 * 60 * 24), initialDateTime);

                WorkCenter workCenter = new WorkCenter(waferFab, $"WorkCenter_{wc}", waferFabSettings.WCServiceTimeDistributions[wc], waferFabSettings.LotStepsPerWorkStation[wc]);

                // Connect workcenter to WIPDependentDistribution
                EPTDistribution distr = (EPTDistribution)waferFabSettings.WCServiceTimeDistributions[wc];

                distr.WorkCenter = workCenter;

                EPTOvertakingDispatcher dispatcher = new EPTOvertakingDispatcher(workCenter, workCenter.Name + "_EPTOvertakingDispatcher", waferFabSettings.WCOvertakingDistributions[wc]);

                workCenter.SetDispatcher(dispatcher);

                // Connect workcenter to OvertakingDistribution
                waferFabSettings.WCOvertakingDistributions[wc].WorkCenter = workCenter;

                waferFab.AddWorkCenter(workCenter.Name, workCenter);

                // Sequences
                foreach (var sequence in waferFabSettings.Sequences)
                {
                    waferFab.AddSequence(sequence.Key, sequence.Value);
                }

                // LotSteps
                waferFab.LotSteps = waferFab.Sequences.Select(x => x.Value).Select(x => x.GetCurrentStep(0)).ToDictionary(x => x.Name);

                // LotGenerator
                waferFab.SetLotGenerator(new LotGenerator(waferFab, "LotGenerator", new ConstantDistribution(60), true));

                // Add lotstarts
                waferFab.LotStarts = waferFabSettings.LotStarts;

                // Add initial lots
                List <RealLot> initialRealLots = realSnapShot.GetRealLots(1).Where(x => x.LotActivity.WorkStation == wc).ToList();

                waferFab.InitialLots = initialRealLots.Select(x => x.ConvertToLotArea(0, waferFabSettings.Sequences, initialDateTime)).ToList();

                // Add observers
                LotOutObserver lotOutObserver = new LotOutObserver(simulation, wc + "_LotOutObserver");
                dispatcher.Subscribe(lotOutObserver);

                TotalQueueObserver totalQueueObserver = new TotalQueueObserver(simulation, wc + "_TotalQueueObserver");
                workCenter.Subscribe(totalQueueObserver);
                #endregion

                simulation.Run();

                #region Reporting
                SimulationReporter reporter = simulation.MakeSimulationReporter();

                reporter.PrintSummaryToConsole();
                #endregion
            }
        }
Ejemplo n.º 4
0
        public Tuple <double, double> RunSim(Dictionary <string, Distribution> dict)
        {
            EPTDistribution      dist = (EPTDistribution)dict.First().Value;
            WIPDepDistParameters x    = dist.Par;

            waferFabSettings.WCServiceTimeDistributions = new Dictionary <string, Distribution> {
                { wc, new EPTDistribution(x) }
            };

            #region Initializing simulation
            Simulation simulation = new Simulation("CSSLWaferFabArea", outputDirectory);
            #endregion

            #region Experiment settings
            simulation.MyExperiment.NumberOfReplications = 10;

            DateTime finalDateTime = new DateTime(2019, initialDateTime.Month + 2, 1);
            simulation.MyExperiment.LengthOfReplication = (finalDateTime - initialDateTime).TotalSeconds; // Number of seconds between two months

            simulation.MyExperiment.LengthOfWarmUp = 60 * 60 * 24 * 0;
            #endregion

            #region Building the model
            WaferFab waferFab = new WaferFab(simulation.MyModel, "WaferFab", new ConstantDistribution(60 * 60 * 24), initialDateTime);

            WorkCenter workCenter = new WorkCenter(waferFab, $"WorkCenter_{wc}", waferFabSettings.WCServiceTimeDistributions[wc], waferFabSettings.LotStepsPerWorkStation[wc]);

            // Connect workcenter to WIPDependentDistribution
            EPTDistribution distr = (EPTDistribution)waferFabSettings.WCServiceTimeDistributions[wc];

            distr.WorkCenter = workCenter;

            EPTOvertakingDispatcher dispatcher = new EPTOvertakingDispatcher(workCenter, workCenter.Name + "_EPTOvertakingDispatcher", waferFabSettings.WCOvertakingDistributions[wc]);
            workCenter.SetDispatcher(dispatcher);

            // Connect workcenter to OvertakingDistribution
            waferFabSettings.WCOvertakingDistributions[wc].WorkCenter = workCenter;

            waferFab.AddWorkCenter(workCenter.Name, workCenter);

            // Sequences
            foreach (var sequence in waferFabSettings.Sequences)
            {
                waferFab.AddSequence(sequence.Key, sequence.Value);
            }

            // LotSteps
            waferFab.LotSteps = waferFab.Sequences.Select(x => x.Value).Select(x => x.GetCurrentStep(0)).ToDictionary(x => x.Name);

            // LotGenerator
            waferFab.SetLotGenerator(new LotGenerator(waferFab, "LotGenerator", new ConstantDistribution(60), true));

            // Add lotstarts
            waferFab.LotStarts = waferFabSettings.LotStarts;

            // Add initial lots
            if (useInitialLots)
            {
                List <Lot> initialLotsDeepCopy = initialLots.ConvertAll(x => new Lot(x));
                waferFab.InitialLots = initialLotsDeepCopy;
            }

            // Add observers
            OptimiserObserver optimiserObs = new OptimiserObserver(simulation, wc + "_TotalQueueObserver");
            workCenter.Subscribe(optimiserObs); // Total queue for workcenter
            #endregion

            simulation.Run();

            #region Reporting
            SimulationReporter reporter = simulation.MakeSimulationReporter();

            reporter.PrintSummaryToConsole();
            #endregion

            Tuple <double, double> results = new Tuple <double, double>(optimiserObs.QueueLengthStatistic.Average(), optimiserObs.QueueLengthStatistic.StandardDeviation());

            return(results);
        }