Introduction to HELIOS

1
Introduction to HELIOS

• T. K. Kim
• Argonne National Laboratory

2
Overview of HELIOS
HELIOS General 2D geometry subgroup resonance
method current coupling collision probability
method
AURORA Input processor
ZENTIH Output processor
HERMES file (data base file)

• Expert input
• Described by parameters
• Not sensitive to geometry or composition data
• Short input
• Assign value to parameters
• Sensitive to geometry and composition data

3
Flow Diagram of AURORA-HELIOS-ZENITH
AURORA Expert input
AURORA Short input
ZENITH Expert input
AURORA
AURORA
create
create
AURORA SETs (HERMES file)
ZENITH SETs (HERMES file)
AURORA
update
ORION
AURORA SETs (HERMES file)
ZENTIH
Picture (postscript)
create
create
update
Output (ASCII)
HELIOS
4
Methodologies

• CPM in structure
• STR consists of region and circular geometry
  (CCS)
• Region is defined by nodes
• CCPM between structures (CNX)
• Assign current coupling order
• Boundary condition (BDRY)
• Reflective or Albedo conditions

5
BWR assembly
6
AURORA Expert input - 1

• Create geometry data set
• ADD SET('SBWR200.set'/AURORASBWR200
  Geometry)
• p PAR("FuelPitch")
• rf PAR("FuelRadius")
• gw PAR("InnerGapThickness")
• DREF PAR("DENH-AverageVoidFraction(DENH
  -DSSH)") ! reference density!
• DV000 PAR("DENH-0.00(DENH-DSSH)")
  ! 0 void Density g/cc!
• 'COO-REF' MAT(NB / !
  Reference void reference ppm !
• DREF/1001, 11.19
  8016, 88.81 5000, shrf)
• Fpin CCS("0.90rf", rf, rc //
  Fuel1,Fuel2, Clad )
• Fcell1 PAR(("-p2","-p2") ("-p2",p2)
  (p2,p2) (p2,"-p2") ! 1- 4 !
• ("-p2",0) (0,p2)
  (p2,0) (0,"-p2") ! 5- 8 !
• ("-rc",0) (0,rc)
  (rc,0) (0,"-rc") ! 9-12 !
• / 4,Cool /Fpin(0,0)/
  1,5,9,12,8,Cool 5,2,6,10,9,Cool
  6,3,7,11,10,Cool)
• FUELPART CNX(PinLoading/
• ( 1,3,4)k( 2,2,1) / ( 2,3,4)k(
  3,2,1) / ! 1st row !
• ( 3,3,4)k( 4,2,1) / ( 4,3,4)k(
  5,2,1) /
• ( 5,3,4)k( 6,2,1) / ( 6,3,4)k(
  7,2,1) /
• ( 7,3,4)k( 8,2,1) /

7
AURORA Expert input - 2

• Create overlay data set
• ADD SET('SBWR200.set'/ AURORASBWR200
  Overlays)
• ovldNormal OVLD(1/-- )
  
• ovltHot OVLT( TMOH /-- /
  
• TCLH /---Clad /
• TFUH /---(Fuel1,Fuel2
  ))
• ovlmFuel OVLM(FuelComp) !
  Fuel material overlay !
• ovsdBase OVSD(ovldNormal)
• ovstBase OVST(ovltHot)
• ovsmBase OVSM(ovlmNonFuel, ovlmFuel )
• statBase STAT(ovsmBase , ovsdBase,
  ovstBase , HFPpd)
• pathBase PATH(/CG,(statBase),-50,-150,-500,
  -1000,-11000/10,-12500,
• 
  -15000,-60000/18 )

8
AURORA Expert input - 3

• Create output data set
• ADD SET('SBWR200.set'/ AURORASBWR200
  Output)
• ng1 GROUP(N/0 )
  ! one group !
• AllArea AREA( lt--gt )
• AllFuel AREA( lt---(Fuel1,Fuel2)gt)
• XSFuelMap MACRO(ng1, FuelMap /
  bu,kf,ab,fi)
• XSMicAll MICRO(ngs, AllArea /
  1,53635,54635,62649/ab)
• ESide FACE((3- 3,3,4)(3- 4,3,4)(3-
  5,3,4)(3- 6,3,4)(3- 7,3,4)
• (3- 8,3,4)(3-
  9,3,4)(3-11,3,4)(3-13,3,4)(3-23,3,4))
• NECorner FACE((3- 3,2,4))
• SideCurrents CUR(ngs,ESide ,NSide ,WSide
  ,SSide )
• CornerCurrents CUR(ngs,NECorner,NWCorner,SECorn
  er,SWCorner)

9
Aurora Short Input

• Call library file and create HERME file
• 'SBWR200' CASE('C\TKKIM\HELIOS\Library\xslib
  035-1.5' /'SBWR200.hrf'/'SBWR 200
  Short Input')
• Assign values to parameters
• Geometry SET('SBWR200.set'/AURORASBWR200)
• Overlays SET('SBWR200.set'/AURORASBWR200)
• Output SET('SBWR200.set'/AURORASBWR200)
• k PAR(4)
  ! Current coupling !
• HFPpd PAR("21.00")
  ! HFP Power density W/gU !
• FuelPitch PAR("1.6200") !
  Fuel pitch cm !
• FuelRadius PAR("0.5220") !
  Fuel rdaius cm !
• 'SBWR200' RUN()

10
Zenith Expert Input

• Call library file and create HERME file
• ADD SET('SBWR200.set'/ ZENITH
  StateData)
• KINF SEL(kinf /STATUS/C1/calp)
• KINFB SEL(kinfb/STATUS/C1/calp)
• TotalVolume SEL(vo /MICRO/C1XSMicAll
  )
• dr SEL(dr /MACRO/C1XSMacAll
  /calp )
• tr SEL(tr /MACRO/C1XSMacAll
  /calp )
• jps SEL(jp /CUR /C1SideCurrents
  /calp )
• jms SEL(jm /CUR /C1SideCurrents
  /calp )
• sideADF FOR(2(jpsjms)/fx)
• DiffusionCoefficient FOR(dr/(3tr))
• TransXs FOR(1/(3DiffusionCoeffici
  ent))

11
Zenith Short Input

• Call library file and create HERME file
• ADD SET('SBWR200.set'/ ZENITH
  StateData)
• KINF SEL(kinf /STATUS/C1/calp)
• KINFB SEL(kinfb/STATUS/C1/calp)
• TotalVolume SEL(vo /MICRO/C1XSMicAll
  )
• dr SEL(dr /MACRO/C1XSMacAll
  /calp )
• tr SEL(tr /MACRO/C1XSMacAll
  /calp )
• jps SEL(jp /CUR /C1SideCurrents
  /calp )
• jms SEL(jm /CUR /C1SideCurrents
  /calp )
• sideADF FOR(2(jpsjms)/fx)
• DiffusionCoefficient FOR(dr/(3tr))
• TransXs FOR(1/(3DiffusionCoeffici
  ent))

12
Zenith Expert Input

• BEGIN ('SBWR200 Fuel Calculation by
  T.K.Kim'/0.50.5/LRBT)
• OPTIONS(LINPAG500, MXAUX130000,
  MXLNAM10000,MXCON30000,MXSET1500)
• ! ------------------------------------------------
  ----------------------------
• ! ltltlt Base Depletion Case
  gtgtgt
• ! ------------------------------------------------
  ----------------------------
• 'Case_Switch' 0 ! Base
  depletion edit flag.
• 'Form_Function' 1 ! Form
  Function edit flag, 0/1no/yes
• 'Power_Map' 1 ! Power map
  edit flag, 0/1no/yes
• 'Fluxr_Map' 0 ! Flux map
  edit flag, 0/1no/yes
• 'Thorium_Fuel' 0 ! 0/1 non
  Thorium fuel / Thorium fuel
• 'HM_number_density' 1 ! Heavy meatl
  number ddensity falg 0/1no/yes
• ! ------------------------------------------------
  ----------------------------
• ! ------------------------------------------------
  -------------- Run Zenith --
• ! ------------------------------------------------
  ----------------------------
• Hfile PAR('SBWR200.hrf') !
  Hermes format file name
• Hcase PAR('SBWR200') ! Case
  name
• C1 IMP(HELIOSHcase/Hfile) !
  HELIOS Import point
• RunZenith SET('SBWR200.set'/ ZENITH)
• END()