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RELAP5 model for the INPP


3.4 HEAT STRUCTURE THERMAL PROPERTY DATA

 

ZIRCONIUM PROPERTIES

 

CARD 201MMM00, COMPOSITION TYPE AND DATA FORMAT

Card 20100100

W1(A) MATERIAL TYPE = tbl/fctn

Cladding thermal properties are given in Ref.[ 10 ], p. 4. These values are for the Leningrad Nuclear Power Plant (LNPP), but are assumed applicable here.

W2(I) THERMAL CONDUCTIVITY FORMAT FLAG = 1

Thermal conductivity versus temperature table entered.

W3(I) VOLUMETRIC HEAT CAPACITY FLAG = 1

Specific heat versus temperature table entered.

CARDS 201MMM01 - 201MMM49, THERMAL CONDUCTIVITY DATA

Cards 20100101-20100110

Pairs of temperature and thermal conductivity, where

W1(R) TEMPERATURE (K)

W2(R) THERMAL CONDUCTIVITY (W/m-K)

20100101 273 17.0

20100102 473 19.3

20100103 673 20.5

20100104 873 21.8

20100105 973 22.9

20100106 1273 27.8

20100107 1373 29.0

20100108 1473 30.1

20100109 1573 31.2

20100110 1773 33.4

CARDS 201MMM51 - 201MMM99, VOLUMETRIC HEAT CAPACITY DATA

Cards 20100151-20100157

Pairs of temperature and volumetric heat capacity, where

W1(R) TEMPERATURE (K)

W2(R) VOLUMETRIC HEAT CAPACITY (J/m3-K)

20100151 273 1.77e6

20100152 473 1.97e6

20100153 673 2.25e6

20100154 873 2.61e6

20100155 973 2.93e6

20100156 1273 2.19e6

20100157 1773 2.19e6

 

GRAPHITE RING PROPERTIES - the heat capacity of graphite; a thermal conductivity determined as the effective value between moderator and coolant.

 

CARD 201MMM00, COMPOSITION TYPE AND DATA FORMAT

Card 20100200

W1(A) MATERIAL TYPE = tbl/fctn

Thermal conductivity and specific heat information input.

W2(I) THERMAL CONDUCTIVITY FORMAT FLAG = 1

Thermal conductivity versus temperature table entered.

W3(I) VOLUMETRIC HEAT CAPACITY FLAG = 1

Specific heat versus temperature table entered.

CARDS 201MMM01 - 201MMM49, THERMAL CONDUCTIVITY DATA

Card 20100201-20100210

Pairs of temperature and thermal conductivity (these values are for the LNPP, but are assumed applicable here (Ref. [ 10 ], p. 4)), where

W1(R) TEMPERATURE (K)

W2(R) THERMAL CONDUCTIVITY (W/m-K)

20100201 273 3.32

20100202 473 3.70

20100203 573 4.07

20100204 673 4.45

20100205 773 4.83

20100206 873 5.20

20100207 973 5.58

20100208 1073 5.96

20100209 1173 6.33

20100210 1273 7.08

CARDS 201MMM51 - 201MMM99, VOLUMETRIC HEAT CAPACITY DATA

Cards 20100251-20100257

Pairs of temperature and volumetric heat capacity (Ref. [ 11 ], p. 19-51), where

W1(R) TEMPERATURE (K)

W2(R) VOLUMETRIC HEAT CAPACITY (J/m3-K)

20100251 273.15 2.49e6 (this value was not given in Ref. [ 11 ], however, it is necessary for the calculations and was assumed constant below 533.15 K)

20100252 533.15 2.49e6

20100253 810.92 3.15e6

20100254 1088.71 3.52e6

20100255 1366.48 3.72e6

20100256 1644.26 3.82e6

20100257 4422.04 4.15e6

 

GRAPHITE PROPERTIES

 

CARD 201MMM00, COMPOSITION TYPE AND DATA FORMAT

Card 20100300

W1(A) MATERIAL TYPE = tbl/fctn

Graphite thermal properties are given in Ref. [ 11 ], p. 19-51.

W2(I) THERMAL CONDUCTIVITY FORMAT FLAG = 1

Thermal conductivity versus temperature table entered.

W3(I) VOLUMETRIC HEAT CAPACITY FLAG = 1

Specific heat versus temperature table entered.

CARDS 201MMM01 - 201MMM49, THERMAL CONDUCTIVITY DATA

Cards 20100301-20100313

Pairs of temperature and thermal conductivity, where

W1(R) TEMPERATURE (K)

W2(R) THERMAL CONDUCTIVITY (W/m-K)

20100301 294.26 156.0

20100302 394.26 125.0

20100303 533.15 100.0

20100304 672.04 87.0

20100305 810.93 74.7

20100306 949.82 68.5

20100307 1088.71 56.1

20100308 1366.48 49.8

20100309 1644.26 43.6

20100310 1922.04 38.9

20100311 2199.82 37.4

20100312 2477.59 35.8

20100313 2755.37 34.3

CARDS 201MMM51 - 201MMM99, VOLUMETRIC HEAT CAPACITY DATA

Cards 20100351-20100357

Pairs of temperature and volumetric heat capacity, where

W1(R) TEMPERATURE (K)

W2(R) VOLUMETRIC HEAT CAPACITY (J/m3-K)

20100351 273.15 2.49e6 (this value was not given in Ref. [ 11 ], however, it is necessary for the calculations and was assumed constant below 533.15 K)

20100352 533.15 2.49e6

20100353 810.93 3.15e6

20100354 1088.71 3.52e6

20100355 1366.48 3.72e6

20100356 1644.26 3.82e6

20100357 4422.04 4.15e6

 

UO2 PROPERTIES

 

CARD 201MMM00, COMPOSITION TYPE AND DATA FORMAT

Card 20100400

W1(A) MATERIAL TYPE = tbl/fctn

Fuel thermal properties are given in Ref. [ 10 ]

W2(I) THERMAL CONDUCTIVITY FORMAT FLAG = 1

Thermal conductivity versus temperature table entered.

W3(I) VOLUMETRIC HEAT CAPACITY FLAG = 1

Specific heat versus temperature table entered.

CARDS 201MMM01 - 201MMM49, THERMAL CONDUCTIVITY DATA

Cards 20100401-20100410

Pairs of temperature and thermal conductivity, where

W1(R) TEMPERATURE (K)

W2(R) THERMAL CONDUCTIVITY (W/m-K)

20100401 273 4.0 (this value was not given in Ref. [ 10 ], however, it is necessary for the calculations and was assumed constant below 873 K)

20100402 873 4.0

20100403 1273 2.9

20100404 1473 2.55

20100405 1673 2.4

20100406 1873 2.3

20100407 2273 2.6

20100408 2473 3.0

20100409 2773 3.6

20100410 3273 3.9

CARDS 201MMM51 - 201MMM99, VOLUMETRIC HEAT CAPACITY DATA

Cards 20100451-20100460

Pairs of temperature and volumetric heat capacity, where

W1(R) TEMPERATURE (K)

W2(R) VOLUMETRIC HEAT CAPACITY (J/m3-K)

20100451 273 3.7e6 (this value was not given in Ref. [ 10 ], however, it is necessary for the calculations and was assumed constant below 873 K)

20100452 873 3.7e6

20100453 1273 3.37e6

20100454 1473 3.4e6

20100455 1673 3.5e6

20100456 1873 3.6e6

20100457 2273 3.98e6

20100458 2473 4.5e6

20100459 2773 5.0e6

20100460 3273 5.0e6

 

GAP PROPERTIES - the heat capacity of helium; a thermal conductivity determined by the gap conductance model of RELAP5.

 

CARD 201MMM00, COMPOSITION TYPE AND DATA FORMAT

Card 20100500

W1(A) MATERIAL TYPE = tbl/fctn

Thermal conductivity and specific heat information input.

W2(I) THERMAL CONDUCTIVITY FORMAT FLAG = 3

The gap conductance model will be used. A table will be entered containing gas component names and mole fractions.

W3(I) VOLUMETRIC HEAT CAPACITY FLAG = 1

Specific heat versus temperature table entered.

CARDS 201MMM01 - 201MMM49, THERMAL CONDUCTIVITY DATA

Cards 20100501-20100504

Pairs of gas names and mole fractions, where

W1(R) GAS NAME

W2(R) MOLE FRACTION

20100501 helium 0.94000

20100502 xenon 0.05220

20100503 krypton 0.00780

CARDS 201MMM51 - 201MMM99, VOLUMETRIC HEAT CAPACITY DATA

Card 20100551

W1(R) 3.05e3 J/m3-K

This value was determined.