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Diffstat (limited to 'glpk-5.0/examples/furnace.mps')
| -rw-r--r-- | glpk-5.0/examples/furnace.mps | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/glpk-5.0/examples/furnace.mps b/glpk-5.0/examples/furnace.mps new file mode 100644 index 0000000..b89b7ac --- /dev/null +++ b/glpk-5.0/examples/furnace.mps @@ -0,0 +1,164 @@ +*NAME: FURNACE +*ROWS: 18 +*COLUMNS: 18 +*NONZERO: 90 +*OPT SOLN: 2141.923551 +*SOURCE: Linear Programming--Electric-Arc Furnace Steelmaking +* Data Processing Application. N.Y.: IBM Corp. +*APPLICATION: Electric-Arc Furnace Steelmaking +*COMMENTS: fixed MPS format +* encoded by Andrew Makhorin <mao@gnu.org> +* +NAME FURNACE +ROWS + N VALUE $ Price per pound (of initial charge materials) + E CR $ Chromium + E MN $ Manganese + E SI $ Silicon + E C $ Carbon + E FE $ Iron + E TOTCHG $ Total elements charged + E CRSLAG $ Chromium-oxidized-to-slag relationship + E TOTCRS $ Total modified chromium specification constraint + E MN/CR $ Total manganese specification constraint + E FESLAG $ Iron-oxidized-to-slag relationship + G ENDFE $ Total iron specification constraint + L CSPEC $ Total carbon specification constraint + E BASE $ Basicity relationship + L SISPEC $ Total silicon specification constraint + G TOTAL $ Total end metal + L TOTRS4 $ Inventory limitation on 430 grade scrap + L TOTRCF $ Inventory limitation on low-carbon ferrochrome +COLUMNS +* Steel scrap + STSCP VALUE .02 + CR 0 + MN .01 + SI .002 + C .006 + FE .982 +* 430 grade scrap + SP430 VALUE .075 + CR .16 + MN .01 + SI .0095 + C .0012 + FE .8143 + TOTRS4 1 +* High-carbon ferrochrome + HCFCR VALUE .27 + CR .556 + MN 0 + SI .02 + C .08 + FE .334 +* Low-carbon ferrochrome + LCFCR VALUE .40 + CR .65 + MN 0 + SI .01 + C .0009 + FE .3391 + TOTRCF 1 +* Chromium initially charged + CRIT VALUE 0 + CR -1 + TOTCHG 1 + CRSLAG 1 +* Manganese initially charged + MNIT VALUE 0 + MN -1 + TOTCHG 1 + CRSLAG 1 + MN/CR .98 +* Silicon initially charged + SIIT VALUE 0 + SI -1 + TOTCHG 1 + CSPEC -5 + BASE 2.14 + TOTAL -1 +* Carbon initially charged + CEIT VALUE 0 + C -1 + TOTCHG 1 + TOTAL -1 +* Iron initially charged + FEIT VALUE 0 + FE -1 + TOTCHG 1 + ENDFE 1 +* Total initial charge weight + TICW VALUE 0 + TOTCHG -1 + CRSLAG -.074 + TOTCRS .074 + FESLAG .075 + CSPEC 5 + TOTAL 1 +* Modified chromium in the slag + ISCR VALUE 0 + CRSLAG -1 + TOTCRS .95 + FESLAG -1 + CSPEC -.25 + SISPEC -.395 + TOTAL -.05 +* Chrome silicide additive at refining stage + CRSI VALUE .27 + TOTCRS .39 + ENDFE .18 + BASE 2.7606 + SISPEC .43 + TOTAL .57 +* 430 grade scrap at refining stage + RS430 VALUE .075 + TOTCRS .17 + MN/CR .01 + ENDFE .8143 + CSPEC 12 + SISPEC .0095 + TOTAL 1 + TOTRS4 1 +* Low-carbon ferrochrome at refining stage + RCFCR VALUE .40 + TOTCRS .65 + ENDFE .3391 + CSPEC 9 + SISPEC .01 + TOTAL 1 + TOTRCF 1 +* Iron in the slag + ISFE VALUE 0 + FESLAG -1 + ENDFE -.05 + CSPEC -.25 + SISPEC -.238 + TOTAL -.05 +* Lime at refining stage + LIME VALUE .01 + BASE -2 +* Low-carbon ferrochrome at finishing stage + FCFCR VALUE .40 + TOTCRS .65 + ENDFE .3391 + CSPEC 9 + SISPEC .01 + TOTAL 1 + TOTRCF 1 +* Slack in the chromium and manganese specifications + SIS VALUE 0 + TOTCRS 1 + MN/CR 1 +RHS + TOTCRS 3400 + MN/CR 200 + ENDFE 16200 + CSPEC 100000 + SISPEC 200 + TOTAL 20000 + TOTRS4 2000 + TOTRCF 2000 +BOUNDS + UP HCFCR 2000 +ENDATA |