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Block 61 --- GEOMIN --- Channel-Dependent Geometry Data
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.. default-role:: sasinp

.. sasblock:: GEOMIN 61

.. sasinp:: ACCZ (KZ)
	:location: 1-7
	:units: m^2

	Coolant flow area per fuel-pin in zone KZ. For example, core plus axial blankets plus fission-gas plenum, i.e., the whole fuel-pin length, is one zone. Each axial reflector is a separate zone.

.. sasinp:: AXHI (J)
	:location: 8-31
	:units: m

	Length of axial segment J, 1 ≤ J ≤ MZ. MZ is the number of axial segments in core plus blankets.
	Note: All should be as equal in size as possible.

.. sasinp:: DHZ (KZ)
	:location: 32-38
	:units: m

	Hydraulic diameter in zone KZ.

.. sasinp:: DSTIZ (KZ)
	:location: 39-45
	:units: m

	DSTI (thickness of inner structure node) in zone KZ. (See `FNSROS` for consistent input).

.. sasinp:: DSTOZ (KZ)
	:location: 46-52
	:units: m

	DSTO (thickness of outer structure node) in zone KZ. (See `FNSROS` for consistent input)

.. sasinp:: PLENL
	:location: 53
	:units: m

	Length of fission-gas plenum.

.. sasinp:: RBR (J)
	:location: 54-77
	:units: m

	Cladding inner radius for axial segment J,
	1 ≤ J ≤ MZ.

	Note: If all values are the same, only the first must be input.

.. sasinp:: RER (J)
	:location: 78-101
	:units: m

	Cladding outer radius for axial segment J,
	1 ≤ J ≤ MZ.

	Note: If all values are the same, only the first must be input.

.. sasinp:: RBRPL
	:location: 102
	:units: m

	Cladding inner radius in gas plenum.

.. sasinp:: RERPL
	:location: 103
	:units: m

	Cladding outer radius in gas plenum.

.. sasinp:: RINFP (J)
	:location: 104-127
	:units: m

	Fuel inner radius for axial segment J, 1 ≤ J ≤ MZ.
	(Minimum of 1.0E-6 if `ISSFUE` = 1).

	Note: If all values are the same, only the first must be input.

.. sasinp:: ROUTFP (J)
	:location: 128-151
	:units: m

	Fuel outer radius for axial segment J, 1 ≤ J ≤ MZ.
	Note: If all values are the same, only the first must be input.

.. sasinp:: ZONEL (KZ)
	:location: 152-158
	:units: m

	Length of zone KZ.

.. sasinp:: SRFSTZ (KZ)
	:location: 159-165
	:units: m

	SFR, structure perimeter in zone KZ per pin.

.. sasinp:: AREAPC
	:location: 166
	:units: m^2

	APC, coolant plus pin area per pin, in the pin section.

.. sasinp:: CFLAT
	:location: 167
	:units: m

	Beveled corner dimension on outer cladding surface for `MTREAT` > 0.

.. sasinp:: FFLAT
	:location: 168
	:units: m

	Beveled cormer dimension on outer fuel surface for `MTREAT` > 0.

.. sasinp:: DRFO (KZ)
	:location: 169-175
	:units: m

	KZ = 1, NZONE. For KZ not equal to KZPIN , `DRFO` is the thickness of the outer reflector node in zone KZ. Note that a two-node, slab-geometry treatment is used for heat transfer to the reflector. (See `DRFI` for the inner node thickness).
	For KZ = KZPIN, `DRFO` = cladding thickness in the plenum region (\ `RERPL` - `RBRPL`\ ).

.. sasinp:: STCOR
	:location: 176

	Not currently used.

.. sasinp:: VFPLNT
	:location: 177

	Not currently used.

.. sasinp:: VFLREF
	:location: 178

	Not currently used.

.. sasinp:: VFUREF
	:location: 179

	Not currently used.

.. sasinp:: RBR0
	:location: 180
	:units: m

	Nominal cladding inner radius.

.. sasinp:: RER0
	:location: 181
	:units: m

	Nominal cladding outer radius.

.. sasinp:: SER (KZ)
	:location: 182-188
	:units: m

	For KZ not equal to KZPIN, `SER` is the reflector perimeter per pin wetted by coolant in the reflector zone.
	For KZ = KZPIN, `SER` is the pin perimeter in the gas plenum region.

.. sasinp:: DRFI (KZ)
	:location: 189-195
	:units: m

	KZ = 1,…,NZONE. `DRFI` is the thickness of the inner reflector node in zone KZ.

.. sasinp:: VFC
	:location: 196

	Not currently used.

.. sasinp:: RAFUZ
	:location: 197-220

	Not currently used.

.. sasinp:: ZCHOBT
	:location: 221

	Axial coordinates lower end of the hodoscope field of view referenced to the fuel pin bottom. Used only for TREAT experiment analysis.

.. sasinp:: ZCHOTP
	:location: 222

	Axial coordinates upper end of the hodoscope field of view referenced to the fuel pin bottom. Used only for TREAT experiment analysis.

.. sasinp:: ZOFFST
	:location: 223
	:units: m

	Axial (Z) offset, elevation of the bottom of the lower blanket. Default = 0.

.. sasinp:: RIZNC (J)
	:location: 224-247
	:units: m

	Outer radius of central zone corresponding to `IZNC`\ (J). Default value of zero results in central zone outer radius being set by `IZNC`\ (J) and the assumption of an equal delta R radial mesh. Used only for `IFUELC` = 1.

.. sasinp:: RIZNM (J)
	:location: 248-271
	:units: m

	Outer radius of intermediate zone corresponding to `IZNM`\ (J). Default value of zero results in intermediate zone outer radius being set by `IZNM`\ (J) and the assumption of an equal delta R radial mesh. Used only for `IFUELC` = 1

.. sasinp:: TWASTI
	:location: 272
	:units: m

	Initial wastage thickness on the cladding inner surface. Used in DEFORM-5 and FPIN2.

.. sasinp:: TWASTO
	:location: 273
	:units: m

	Initial wastage thickness on the cladding outer surface. Used in DEFORM-5 and FPIN2.


.. sasinp:: XXNPIN
	:location: 274

	Number of pins per subassembly. Used only by the multiple pin model. See also `NPIN`. If `XXNPIN` is 0.0, then the code will set `XXNPIN` = `NPIN` . If `XXNPIN` is not 0.0, then `NPIN` will be set to `XXNPIN`\ , rounded (not truncated) to the nearest integer.

.. sasinp:: DZEMFM
	:location: 275-284

	See FED.

.. sasinp:: DUMGEO
	:location: 285-350

	Not currently used.