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#186 different steam feed mismatch and RCS flow low tolerances for water vs sodium cooling

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This commit is contained in:
Mikayla Fischler
2023-03-04 21:19:35 -05:00
parent 0279ecdec9
commit edb5d8b96f
4 changed files with 22 additions and 13 deletions
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8
supervisor/unitlogic.lua
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@@ -111,12 +111,14 @@ function logic.update_annunciator(self)
self.last_heartbeat = plc_db.last_status_update
end
local flow_low = util.trinary(plc_db.mek_status.ccool_type == types.FLUID.SODIUM, ANNUNC_LIMS.RCSFlowLow_NA, ANNUNC_LIMS.RCSFlowLow_H2O)
-- update other annunciator fields
self.db.annunciator.ReactorSCRAM = plc_db.rps_tripped
self.db.annunciator.ManualReactorSCRAM = plc_db.rps_trip_cause == types.RPS_TRIP_CAUSE.MANUAL
self.db.annunciator.AutoReactorSCRAM = plc_db.rps_trip_cause == types.RPS_TRIP_CAUSE.AUTOMATIC
self.db.annunciator.RCPTrip = plc_db.rps_tripped and (plc_db.rps_status.ex_hcool or plc_db.rps_status.no_cool)
self.db.annunciator.RCSFlowLow = _get_dt(DT_KEYS.ReactorCCool) < ANNUNC_LIMS.RCSFlowLow
self.db.annunciator.RCSFlowLow = _get_dt(DT_KEYS.ReactorCCool) < flow_low
self.db.annunciator.CoolantLevelLow = plc_db.mek_status.ccool_fill < ANNUNC_LIMS.CoolantLevelLow
self.db.annunciator.ReactorTempHigh = plc_db.mek_status.temp > ANNUNC_LIMS.ReactorTempHigh
self.db.annunciator.ReactorHighDeltaT = _get_dt(DT_KEYS.ReactorTemp) > ANNUNC_LIMS.ReactorHighDeltaT
@@ -306,8 +308,10 @@ function logic.update_annunciator(self)
self.db.annunciator.BoilRateMismatch = math.abs(total_boil_rate - total_input_rate) > (0.04 * total_boil_rate)
-- check for steam feed mismatch and max return rate
local steam_dt_max = util.trinary(num_boilers > 0, ANNUNC_LIMS.SFM_MaxSteamDT_H20, ANNUNC_LIMS.SFM_MaxSteamDT_NA)
local water_dt_min = util.trinary(num_boilers > 0, ANNUNC_LIMS.SFM_MinWaterDT_H20, ANNUNC_LIMS.SFM_MinWaterDT_NA)
local sfmismatch = math.abs(total_flow_rate - total_input_rate) > ANNUNC_LIMS.SteamFeedMismatch
sfmismatch = sfmismatch or boiler_steam_dt_sum > 2.0 or boiler_water_dt_sum < -2.0
sfmismatch = sfmismatch or boiler_steam_dt_sum > steam_dt_max or boiler_water_dt_sum < water_dt_min
self.db.annunciator.SteamFeedMismatch = sfmismatch
self.db.annunciator.MaxWaterReturnFeed = max_water_return_rate == total_flow_rate and total_flow_rate ~= 0