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MetrostroiAddon/lua/metrostroi/systems/sys_electric.lua
g_brzhezinskiy 1d05caf866 init
2021-01-02 12:51:45 +03:00

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