mirror of
https://github.com/metrostroi-repo/MetrostroiAddon.git
synced 2026-05-02 00:42:29 +00:00
508 lines
18 KiB
Lua
508 lines
18 KiB
Lua
--------------------------------------------------------------------------------
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-- Train electric base
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--------------------------------------------------------------------------------
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-- Copyright (C) 2013-2018 Metrostroi Team & FoxWorks Aerospace s.r.o.
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-- Contains proprietary code. See license.txt for additional information.
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--------------------------------------------------------------------------------
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Metrostroi.DefineSystem("Electric")
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function TRAIN_SYSTEM:Initialize()
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-- General power output
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self.Main750V = 0.0
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self.Aux750V = 0.0
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self.Power750V = 0.0
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self.Aux80V = 0.0
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self.Lights80V = 0.0
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-- Resistances
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self.R1 = 1e9
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self.R2 = 1e9
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self.R3 = 1e9
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self.Rs1 = 1e9
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self.Rs2 = 1e9
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self.Rstator13 = 1e9
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self.Rstator24 = 1e9
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self.Ranchor13 = 1e9
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self.Ranchor24 = 1e9
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-- Load internal circuits
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--self.Train:LoadSystem("InternalCircuits","Gen_Int")
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-- Electric network info
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self.Itotal = 0.0
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self.I13 = 0.0
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self.I24 = 0.0
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self.Ustator13 = 0.0
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self.Ustator24 = 0.0
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self.Ishunt13 = 0.0
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self.Istator13 = 0.0
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self.Ishunt24 = 0.0
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self.Istator24 = 0.0
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self.Magnetization = 0
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-- Calculate current through rheostats 1, 2
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self.IR1 = self.Itotal
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self.IR2 = self.Itotal
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self.IRT2 = self.Itotal
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self.T1 = 25
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self.T2 = 25
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self.P1 = 0
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self.P2 = 0
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self.Overheat1 = 0
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self.Overheat2 = 0
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-- Total energy used by train
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self.ElectricEnergyUsed = 0 -- joules
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self.ElectricEnergyDissipated = 0 -- joules
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self.EnergyChange = 0
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-- Signal resistor
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self.RPSignalResistor = FailSim.AddParameter(self,"SignalResistor", { value = 1.0, precision = 0.20 })
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--Train wire outside power
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-- Need many iterations for engine simulation to converge
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self.SubIterations = 16
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self.Train:LoadSystem("GV","Relay","GV_10ZH",{bass=true})
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-- Thyristor contrller
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if self.ThyristorController then
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self.Train:LoadSystem("ThyristorBU5_6","Relay")
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self.ThyristorResistance = 1e9
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self.ThyristorState = 0.0
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self.ThyristorControllerPower = 0
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self.ThyristorControllerWork = 0
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end
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self.Cosume = 0
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end
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function TRAIN_SYSTEM:Inputs()
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return { "Type" }
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end
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function TRAIN_SYSTEM:Outputs()
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return { --[[ "R1","R2","R3","Rs1","Rs2",--]] "Itotal","I13","I24","IRT2",
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--[[ "Ustator13","Ustator24","Ishunt13","Istator13","Ishunt24","Istator24",
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"Uanchor13","Uanchor24",--]] "U13","U24","Utotal",
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"T1", "T2", "P1", "P2",
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"Overheat1","Overheat2",
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"Main750V", "Power750V", "Aux750V", "Aux80V", "Lights80V",
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--[[ "ThyristorResistance", "ThyristorState",
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"ElectricEnergyUsed", "ElectricEnergyDissipated", "EnergyChange",
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"RPSignalResistor", --]] "Cosume","Type",
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"ElectricEnergyUsed", "ElectricEnergyDissipated","ThyristorControllerPower","ThyristorControllerWork"}
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end
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function TRAIN_SYSTEM:TriggerInput(name,value)
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if name == "Type" then
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self.Type = value
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end
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end
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--------------------------------------------------------------------------------
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function TRAIN_SYSTEM:Think(dT,iter)
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local Train = self.Train
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----------------------------------------------------------------------------
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-- Voltages from the third rail
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----------------------------------------------------------------------------
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self.Main750V = Train.TR.Main750V * Train.PNB_1250_1.Value
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self.Aux750V = Train.TR.Main750V * Train.PNB_1250_2.Value * Train.KVC.Value
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self.Power750V = self.Main750V * Train.GV.Value
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----------------------------------------------------------------------------
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-- Information only
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----------------------------------------------------------------------------
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if Train.PowerSupply then
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self.Aux80V = Train.PowerSupply.XT3_1
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self.Lights80V = Train.PowerSupply.XT3_4
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end
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----------------------------------------------------------------------------
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-- Solve circuits
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----------------------------------------------------------------------------
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if self.ThyristorController then
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self:SolveThyristorController(Train,dT)
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end
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self:SolvePowerCircuits(Train,dT)
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self:SolveInternalCircuits(Train,dT,iter==1)
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----------------------------------------------------------------------------
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-- Calculate current flow out of the battery
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----------------------------------------------------------------------------
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--local totalCurrent = 5*A30 + 63*A24 + 16*A44 + 5*A39 + 10*A80
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--local totalCurrent = 20 + 60*DIP
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end
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--------------------------------------------------------------------------------
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function TRAIN_SYSTEM:SolveInternalCircuits(Train,dT)
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if (self.TrainSolver == "Ezh3") or (self.TrainSolver == "Ema508") then
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local KSH1,KSH2 = 0,0
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local SDRK_Shunt = 1.0
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self.Triggers = { -- FIXME
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--["KSH1"] = function(V) KSH1 = KSH1 + V end,
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--["KSH2"] = function(V) KSH2 = KSH2 + V end,
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--["KSB1"] = function(V) Train.KSB1:TriggerInput("Set",V) KSH1 = KSH1 + V end,
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--["KSB2"] = function(V) Train.KSB2:TriggerInput("Set",V) KSH2 = KSH2 + V end,
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["KPP"] = function(V) Train.KPP:TriggerInput("Close",V) end,
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["RPvozvrat"] = function(V) Train.RPvozvrat:TriggerInput("Open",V) end,
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["RRTuderzh"] = function(V) Train.RRTuderzh = V end,
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["RRTpod"] = function(V) Train.RRTpod = V end,
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["RUTpod"] = function(V) Train.RUTpod = V end,
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["SDPP"] = function(V) Train.PositionSwitch:TriggerInput("MotorState",-1.0 + 2.0*math.max(0,V)) end,
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["SDRK_Shunt"] = function(V) SDRK_Shunt = V end,
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["SDRK_Coil"] = function(V) Train.RheostatController:TriggerInput("MotorCoilState",SDRK_Shunt*math.min(1,math.max(0,V))*(-1.0 + 2.0*Train.RR.Value)) end,
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["SDRK"] = function(V) Train.RheostatController:TriggerInput("MotorState",V) end,
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["XR3.2"] = function(V) Train.PowerSupply:TriggerInput("XR3.2",V) end,
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["XR3.3"] = function(V) Train.PowerSupply:TriggerInput("XR3.3",V) end,
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["XR3.4"] = function(V) end, --Train.PowerSupply:TriggerInput("XR3.4",V) end,
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["XR3.6"] = function(V) end, --Train.PowerSupply:TriggerInput("XR3.6",V) end,
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["XR3.7"] = function(V) end, --Train.PowerSupply:TriggerInput("XR3.7",V) end,
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["XT3.1"] = function(V) Train.PowerSupply:TriggerInput("XT3.1",Train.Battery.Voltage*V) end,
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["ReverserForward"] = function(V) Train.RKR:TriggerInput("Open",V) end,
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["ReverserBackward"] = function(V) Train.RKR:TriggerInput("Close",V) end,
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}
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--local S = Train.InternalCircuits.SolveEzh3(Train,self.Triggers)
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--Train.KSH1:TriggerInput("Set",KSH1)
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--Train.KSH2:TriggerInput("Set",KSH2)
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if self.TrainSolver == "Ezh3" then
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Train.InternalCircuits.SolveEzh3(Train,self.Triggers)
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else
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Train.InternalCircuits.SolveEma508(Train,self.Triggers)
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end
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end
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end
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function TRAIN_SYSTEM:SolveThyristorController(Train,dT)
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-- General state
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local Active = ((Train.KSB1.Value > 0) or (Train.KSB2.Value > 0)) and (Train.LK2.Value == 1.0)-- and Train.RSU.Value == 0
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local I = (math.abs(Train.Electric.I13) + math.abs(Train.Electric.I24))/2
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--local I = math.abs(Train.Electric.I13 + Train.Electric.I24)/2
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--print(Train.RSU.Value,Active,Train.TR1.Value)
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-- Controllers resistance
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local Resistance = 0.036
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local rnd = 70+math.random()*(10)
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-- Update RV controller signal
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-- Update thyristor controller signal
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if self.ThyristorControllerPower == 0 then
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self.ThyristorTimeout = CurTime()
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self.PrepareElectric = CurTime()
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self.ThyristorState = 0.00
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elseif not Active then
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if Train.LK2.Value == 0.0 then
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self.ThyristorTimeout = CurTime()
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self.PrepareElectric = CurTime()
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self.ThyristorState = 0.00
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end
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else
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local T = 180.0 +
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--80.0*self.ThyristorState*(1-Train:ReadTrainWire(2)) +
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(100.0*Train.Pneumatic.WeightLoadRatio+80.0)*Train:ReadTrainWire(2)
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-- Generate control signal
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local dC = math.min(math.abs(T-I),50)
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if self.PrepareElectric then
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self.ThyristorState = 1
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if I > T*0.2 then
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self.PrepareElectric = false
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self.ThyristorState = 1-math.max(0,math.min(1,((Train.Engines.Speed-50)/32))^0.8)*0.75
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end
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elseif not self.ThyristorDone then
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if I<T then
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self.ThyristorState = math.max(0,math.min(1,self.ThyristorState+dC*1/rnd*dT))
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else
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self.ThyristorState = math.max(0,math.min(1,self.ThyristorState-dC*1/rnd*dT))
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end
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end
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-- Generate resistance
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local keypoints = {
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0.10,0.008,
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0.20,0.018,
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0.30,0.030,
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0.40,0.047,
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0.50,0.070,
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0.60,0.105,
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0.70,0.165,
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0.80,0.280,
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0.90,0.650,
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1.00,15.00,
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}
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local TargetField = 0.30 + 0.70*self.ThyristorState
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local Found = false
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for i=1,#keypoints/2 do
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local X1,Y1 = keypoints[(i-1)*2+1],keypoints[(i-1)*2+2]
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local X2,Y2 = keypoints[(i)*2+1],keypoints[(i)*2+2]
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if (not Found) and (not X2) then
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Resistance = Y1
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Found = true
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elseif (TargetField >= X1) and (TargetField < X2) then
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local T = (TargetField-X1)/(X2-X1)
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Resistance = Y1 + (Y2-Y1)*T
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Found = true
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end
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end
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end
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-- Allow or deny using manual brakes
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--Train.ThyristorBU5_6:TriggerInput("Set",not self.PrepareElectric and self.ThyristorState > 0.90)
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Train.ThyristorBU5_6:TriggerInput("Set",(not self.PrepareElectric or CurTime()-self.PrepareElectric > 0.8) and self.ThyristorState > 0.95 and self.ThyristorControllerPower > 0)
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-- Set resistance
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self.ThyristorResistance = Resistance + 1e9 * (Active and 0 or 1)
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end
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--------------------------------------------------------------------------------
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function TRAIN_SYSTEM:SolvePowerCircuits(Train,dT)
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if not self.ResistorBlocksInit then
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self.ResistorBlocksInit = true
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-- Load resistor blocks
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self.Train:LoadSystem("ResistorBlocks","Gen_Res_710")
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Train.ResistorBlocks.InitializeResistances_81_710(Train)
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end
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self.ExtraResistanceLK5 = Train.KF_47A["L2-L4" ]*(1-Train.LK5.Value)
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self.ExtraResistanceLK2 = Train.KF_47A["L12-L13"]*(1-Train.LK2.Value)
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if Train.PositionSwitch.SelectedPosition == 1 then -- PS
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self.R1 = Train.ResistorBlocks.R1C1(Train)
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self.R2 = Train.ResistorBlocks.R2C1(Train)
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self.R3 = 0.0
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elseif Train.PositionSwitch.SelectedPosition == 2 then -- PP
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self.R1 = Train.ResistorBlocks.R1C2(Train)
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self.R2 = Train.ResistorBlocks.R2C2(Train)
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self.R3 = 0.0
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elseif Train.PositionSwitch.SelectedPosition >= 3 then -- PT
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self.R1 = Train.ResistorBlocks.R1C1(Train)
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self.R2 = Train.ResistorBlocks.R2C1(Train)
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self.R3 = Train.ResistorBlocks.R3(Train)
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end
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-- Apply LK3, LK4 contactors
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self.R1 = self.R1 + 1e9*(1 - Train.LK3.Value)
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self.R2 = self.R2 + 1e9*(1 - Train.LK4.Value)
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-- Shunt resistance
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self.Rs1 = Train.ResistorBlocks.S1(Train) + 1e9*(1 - Train.KSH1.Value)
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self.Rs2 = Train.ResistorBlocks.S2(Train) + 1e9*(1 - Train.KSH2.Value)
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-- Thyristor contrller
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if self.ThyristorController then
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self.Rs1 = ((self.ThyristorResistance^-1) + (self.Rs1^-1))^-1
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self.Rs2 = ((self.ThyristorResistance^-1) + (self.Rs2^-1))^-1
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end
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-- Calculate total resistance of engines winding
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local RwAnchor = Train.Engines.Rwa*2 -- Double because each set includes two engines
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local RwStator = Train.Engines.Rws*2
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-- Total resistance of the stator + shunt
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self.Rstator13 = (RwStator^-1 + self.Rs1^-1)^-1
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self.Rstator24 = (RwStator^-1 + self.Rs2^-1)^-1
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-- Total resistance of entire motor
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self.Ranchor13 = RwAnchor
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self.Ranchor24 = RwAnchor
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if Train.PositionSwitch.SelectedPosition == 1 then -- PS
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self:SolvePS(Train)
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elseif Train.PositionSwitch.SelectedPosition == 2 then -- PS
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self:SolvePP(Train,Train.RheostatController.SelectedPosition >= 17)
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else
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self:SolvePT(Train)
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end
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-- Calculate current through rheostats 1, 2
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self.IR1 = self.I13
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self.IR2 = self.I24
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-- Calculate induction properties of the motor
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self.I13SH = self.I13SH or self.I13
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self.I24SH = self.I24SH or self.I24
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-- Time constant
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local T13const1 = math.max(16.00,math.min(28.0,(self.R13^2) * 2.0)) -- R * L
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local T24const1 = math.max(16.00,math.min(28.0,(self.R24^2) * 2.0)) -- R * L
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-- Total change
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local dI13dT = T13const1 * (self.I13 - self.I13SH) * dT
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local dI24dT = T24const1 * (self.I24 - self.I24SH) * dT
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-- Limit change and apply it
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if dI13dT > 0 then dI13dT = math.min(self.I13 - self.I13SH,dI13dT) end
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if dI13dT < 0 then dI13dT = math.max(self.I13 - self.I13SH,dI13dT) end
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if dI24dT > 0 then dI24dT = math.min(self.I24 - self.I24SH,dI24dT) end
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if dI24dT < 0 then dI24dT = math.max(self.I24 - self.I24SH,dI24dT) end
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self.I13SH = self.I13SH + dI13dT
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self.I24SH = self.I24SH + dI24dT
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self.I13 = self.I13SH
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self.I24 = self.I24SH
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-- Re-calculate total current and simulate infinite resistance in circuit
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if Train.PositionSwitch.SelectedPosition == 1 then -- PS
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self.I13 = self.I13 * (Train.LK3.Value * Train.LK4.Value * Train.LK1.Value)
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self.I24 = self.I24 * (Train.LK3.Value * Train.LK4.Value * Train.LK1.Value)
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self.I24 = (self.I24 + self.I13)*0.5
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self.I13 = self.I24
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self.Itotal = self.I24
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elseif Train.PositionSwitch.SelectedPosition == 2 then -- PS
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self.I13 = self.I13 * Train.LK3.Value * Train.LK1.Value
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self.I24 = self.I24 * Train.LK4.Value * Train.LK1.Value
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self.Itotal = self.I13 + self.I24
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else -- PT
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self.I13 = self.I13 * Train.LK3.Value*Train.LK4.Value
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self.I24 = self.I24 * Train.LK4.Value*Train.LK3.Value
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self.Itotal = self.I13 + self.I24
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end
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-- Calculate extra information
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self.Uanchor13 = self.I13 * self.Ranchor13
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self.Uanchor24 = self.I24 * self.Ranchor24
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----------------------------------------------------------------------------
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-- Calculate current through stator and shunt
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self.Ustator13 = self.I13 * self.Rstator13
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self.Ustator24 = self.I24 * self.Rstator24
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self.Ishunt13 = self.Ustator13 / self.Rs1
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self.Istator13 = self.Ustator13 / RwStator
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self.Ishunt24 = self.Ustator24 / self.Rs2
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self.Istator24 = self.Ustator24 / RwStator
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if Train.PositionSwitch.SelectedPosition >= 3 then
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local I1,I2 = self.Ishunt13,self.Ishunt24
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self.Ishunt13 = -I2
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self.Ishunt24 = -I1
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I1,I2 = self.Istator13,self.Istator24
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self.Istator13 = -I2
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self.Istator24 = -I1
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end
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-- Calculate current through RT2 relay
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self.IRT2 = math.abs(self.Itotal * Train.PositionSwitch["10_contactor"])
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-- Sane checks
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if self.R1 > 1e5 then self.IR1 = 0 end
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if self.R2 > 1e5 then self.IR2 = 0 end
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-- Calculate power and heating
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local K = 12.0*1e-5
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local H = (10.00+(15.00*Train.Engines.Speed/80.0))*1e-3
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self.P1 = (self.IR1^2)*self.R1
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self.P2 = (self.IR2^2)*self.R2
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self.T1 = (self.T1 + self.P1*K*dT - (self.T1-25)*H*dT)
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self.T2 = (self.T2 + self.P2*K*dT - (self.T2-25)*H*dT)
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self.Overheat1 = math.min(1-1e-12,
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self.Overheat1 + math.max(0,(math.max(0,self.T1-750.0)/400.0)^2)*dT )
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self.Overheat2 = math.min(1-1e-12,
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self.Overheat2 + math.max(0,(math.max(0,self.T2-750.0)/400.0)^2)*dT )
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-- Energy consumption
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self.ElectricEnergyUsed = self.ElectricEnergyUsed + math.max(0,self.EnergyChange)*dT
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self.ElectricEnergyDissipated = self.ElectricEnergyDissipated + math.max(0,-self.EnergyChange)*dT
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--print(self.EnergyChange)
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end
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function TRAIN_SYSTEM:SolvePS(Train)
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-- Calculate total resistance of the entire series circuit
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local Rtotal = self.Ranchor13 + self.Ranchor24 + self.Rstator13 + self.Rstator24 +
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self.R1 + self.R2 + self.R3 + self.ExtraResistanceLK5
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local CircuitClosed = (self.Power750V*Train.LK1.Value > 0) and 1 or 0
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-- Calculate total current
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self.Utotal = (self.Power750V - Train.Engines.E13 - Train.Engines.E24)*Train.LK1.Value
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self.Itotal = (self.Utotal / Rtotal)*CircuitClosed*(Train.BV and Train.BV.State or 1)
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-- Total resistance (for induction RL circuit)
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self.R13 = Rtotal
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self.R24 = Rtotal
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-- Calculate everything else
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self.I13 = self.Itotal
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self.I24 = self.Itotal
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self.U13 = self.Utotal*(1/2)
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self.U24 = self.Utotal*(1/2)
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-- Energy consumption
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self.EnergyChange = math.abs((self.Itotal^2)*Rtotal)
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end
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function TRAIN_SYSTEM:SolvePP(Train,inTransition)
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-- Temporary hack for transition to parallel circuits
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local extraR = 0.00 --inTransition and 0.909 or 0.00
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-- Calculate total resistance of each branch
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local R1 = self.Ranchor13 + self.Rstator13 + self.R1 + extraR + self.ExtraResistanceLK5
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local R2 = self.Ranchor24 + self.Rstator24 + self.R2 + extraR + self.ExtraResistanceLK5
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local R3 = 0
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local CircuitClosed = (self.Power750V*Train.LK1.Value > 0) and 1 or 0
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-- Main circuit parameters
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local V = self.Power750V*Train.LK1.Value
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local E1 = Train.Engines.E13
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local E2 = Train.Engines.E24
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-- Calculate current through engines 13, 24
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self.I13 = -((E1*R2 + E1*R3 - E2*R3 - R2*V)/(R1*R2 + R1*R3 + R2*R3))*CircuitClosed*(Train.BV and Train.BV.State or 1)
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self.I24 = -((E2*R1 - E1*R3 + E2*R3 - R1*V)/(R1*R2 + R1*R3 + R2*R3))*CircuitClosed*(Train.BV and Train.BV.State or 1)
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-- Total resistance (for induction RL circuit)
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self.R13 = R1
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self.R24 = R2
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-- Calculate everything else
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self.U13 = self.I13*R1
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self.U24 = self.I24*R2
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self.Utotal = (self.U13 + self.U24)/2
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self.Itotal = self.I13 + self.I24
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-- Energy consumption
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self.EnergyChange = math.abs((self.I13^2)*R1) + math.abs((self.I24^2)*R2)
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end
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function TRAIN_SYSTEM:SolvePT(Train)
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-- Winding resistances
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local R1 = self.Ranchor13 + self.Rstator13
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local R2 = self.Ranchor24 + self.Rstator24
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-- Total resistance of the entire braking rheostat
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local R3 = self.R1 + self.R2 + self.R3 + self.ExtraResistanceLK2
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-- Main circuit parameters
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local V = self.Power750V*Train.LK1.Value
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local E1 = Train.Engines.E13
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local E2 = Train.Engines.E24
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-- Calculate current through engines 13, 24
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self.I13 = -((E1*R2 + E1*R3 - E2*R3 - R2*V)/(R1*R2 + R1*R3 + R2*R3))*(Train.BV and Train.BV.State or 1)
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self.I24 = -((E2*R1 - E1*R3 + E2*R3 - R1*V)/(R1*R2 + R1*R3 + R2*R3))*(Train.BV and Train.BV.State or 1)
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-- Total resistance (for induction RL circuit)
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self.R13 = R3+((R1^-1 + R2^-1)^-1)
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self.R24 = R3+((R1^-1 + R2^-1)^-1)
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-- Calculate everything else
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self.U13 = self.I13*R1
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self.U24 = self.I24*R2
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self.Utotal = (self.U13 + self.U24)/2
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self.Itotal = self.I13 + self.I24
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-- Energy consumption
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self.EnergyChange = -math.abs(((0.5*self.Itotal)^2)*self.R13)
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end
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