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my_output.out
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*******************************************************************************
NASA-GLENN CHEMICAL EQUILIBRIUM PROGRAM CEA2, MAY 21, 2004
BY BONNIE MCBRIDE AND SANFORD GORDON
REFS: NASA RP-1311, PART I, 1994 AND NASA RP-1311, PART II, 1996
*******************************************************************************
problem rocket frozen nfz=1
p(bar) = 25.00000
o/f = 2.95278
sup = 5.76000
react
fuel=C8H8,styrene wt=50.00000 t,k=298.00000
fuel=C4H6,butadiene wt=15.00000 t,k=298.00000
fuel=C3H3N1 wt=35.00000 t,k=298.00000 h,kj/mol=126.40000 C 3 H 3 N 1
ox=N2O wt=100.00000 t,k=298.00000
output trans
plot p t ispfz ivacfz m mw cp gam o/f cffz rho son machfz phi h cond pran ae
pip
end
OPTIONS: TP=F HP=F SP=F TV=F UV=F SV=F DETN=F SHOCK=F REFL=F INCD=F
RKT=T FROZ=T EQL=F IONS=F SIUNIT=T DEBUGF=F SHKDBG=F DETDBG=F TRNSPT=T
TRACE= 0.00E+00 S/R= 0.000000E+00 H/R= 0.000000E+00 U/R= 0.000000E+00
Pc,BAR = 25.000000
Pc/P =
SUBSONIC AREA RATIOS =
SUPERSONIC AREA RATIOS = 5.7600
NFZ= 1 Mdot/Ac= 0.000000E+00 Ac/At= 0.000000E+00
REACTANT WT.FRAC (ENERGY/R),K TEMP,K DENSITY
EXPLODED FORMULA
F: C8H8,styrene 0.500000 0.178341E+05 298.00 0.0000
C 8.00000 H 8.00000
F: C4H6,butadiene 0.150000 0.132284E+05 298.00 0.0000
C 4.00000 H 6.00000
F: C3H3N1 0.350000 0.152023E+05 298.00 0.0000
C 3.00000 H 3.00000 N 1.00000
O: N2O 1.000000 0.981347E+04 298.00 0.0000
N 2.00000 O 1.00000
SPECIES BEING CONSIDERED IN THIS SYSTEM
(CONDENSED PHASE MAY HAVE NAME LISTED SEVERAL TIMES)
LAST thermo.inp UPDATE: 9/09/04
g 7/97 *C tpis79 *CH g 4/02 CH2
g 4/02 CH3 g11/00 CH2OH g 7/00 CH3O
g 8/99 CH4 g 7/00 CH3OH srd 01 CH3OOH
g 8/99 *CN g12/99 CNN tpis79 *CO
g 9/99 *CO2 tpis91 COOH tpis91 *C2
g 6/01 C2H g 1/91 C2H2,acetylene g 5/01 C2H2,vinylidene
g 4/02 CH2CO,ketene g 3/02 O(CH)2O srd 01 HO(CO)2OH
g 7/01 C2H3,vinyl g 9/00 CH3CN g 6/96 CH3CO,acetyl
g 1/00 C2H4 g 8/88 C2H4O,ethylen-o g 8/88 CH3CHO,ethanal
g 6/00 CH3COOH srd 01 OHCH2COOH g 7/00 C2H5
g 7/00 C2H6 g 8/88 CH3N2CH3 g 8/88 C2H5OH
g 7/00 CH3OCH3 srd 01 CH3O2CH3 g 7/00 CCN
tpis91 CNC srd 01 OCCN tpis79 C2N2
g 8/00 C2O tpis79 *C3 n 4/98 C3H3,1-propynl
n 4/98 C3H3,2-propynl g 2/00 C3H4,allene g 1/00 C3H4,propyne
g 5/90 C3H4,cyclo- g 3/01 C3H5,allyl g 2/00 C3H6,propylene
g 1/00 C3H6,cyclo- g 6/01 C3H6O,propylox g 6/97 C3H6O,acetone
g 1/02 C3H6O,propanal g 7/01 C3H7,n-propyl g 9/85 C3H7,i-propyl
g 2/00 C3H8 g 2/00 C3H8O,1propanol g 2/00 C3H8O,2propanol
srd 01 CNCOCN g 7/88 C3O2 g tpis *C4
g 7/01 C4H2,butadiyne g 8/00 C4H4,1,3-cyclo- n10/92 C4H6,butadiene
n10/93 C4H6,1butyne n10/93 C4H6,2butyne g 8/00 C4H6,cyclo-
n 4/88 C4H8,1-butene n 4/88 C4H8,cis2-buten n 4/88 C4H8,tr2-butene
n 4/88 C4H8,isobutene g 8/00 C4H8,cyclo- g10/00 (CH3COOH)2
n10/84 C4H9,n-butyl n10/84 C4H9,i-butyl g 1/93 C4H9,s-butyl
g 1/93 C4H9,t-butyl g12/00 C4H10,n-butane g 8/00 C4H10,isobutane
g 6/01 C4N2 g 8/00 *C5 g 5/90 C5H6,1,3cyclo-
g 1/93 C5H8,cyclo- n 4/87 C5H10,1-pentene g 2/01 C5H10,cyclo-
n10/84 C5H11,pentyl g 1/93 C5H11,t-pentyl n10/85 C5H12,n-pentane
n10/85 C5H12,i-pentane n10/85 CH3C(CH3)2CH3 g 2/93 C6H2
g11/00 C6H5,phenyl g 8/00 C6H5O,phenoxy g 8/00 C6H6
g 8/00 C6H5OH,phenol g 1/93 C6H10,cyclo- n 4/87 C6H12,1-hexene
g 6/90 C6H12,cyclo- n10/83 C6H13,n-hexyl g 6/01 C6H14,n-hexane
g 7/01 C7H7,benzyl g 1/93 C7H8 g12/00 C7H8O,cresol-mx
n 4/87 C7H14,1-heptene n10/83 C7H15,n-heptyl n10/85 C7H16,n-heptane
n10/85 C7H16,2-methylh n 4/89 C8H8,styrene n10/86 C8H10,ethylbenz
n 4/87 C8H16,1-octene n10/83 C8H17,n-octyl n 4/85 C8H18,n-octane
n 4/85 C8H18,isooctane n10/83 C9H19,n-nonyl g 3/01 C10H8,naphthale
n10/83 C10H21,n-decyl g 8/00 C12H9,o-bipheny g 8/00 C12H10,biphenyl
g 6/97 *H g 6/01 HCN g 1/01 HCO
tpis89 HCCN g 6/01 HCCO g 6/01 HNC
g 7/00 HNCO g10/01 HNO tpis89 HNO2
g 5/99 HNO3 g 4/02 HO2 tpis78 *H2
g 5/01 HCHO,formaldehy g 6/01 HCOOH g 8/89 H2O
g 6/99 H2O2 g 6/01 (HCOOH)2 g 5/97 *N
g 6/01 NCO g 4/99 *NH g 3/01 NH2
tpis89 NH3 tpis89 NH2OH tpis89 *NO
g 4/99 NO2 j12/64 NO3 tpis78 *N2
g 6/01 NCN g 5/99 N2H2 tpis89 NH2NO2
g 4/99 N2H4 g 4/99 N2O g 4/99 N2O3
tpis89 N2O4 g 4/99 N2O5 tpis89 N3
g 4/99 N3H g 5/97 *O g 4/02 *OH
tpis89 *O2 g 8/01 O3 n 4/83 C(gr)
n 4/83 C(gr) n 4/83 C(gr) g11/99 H2O(cr)
g 8/01 H2O(L) g 8/01 H2O(L)
SPECIES WITH TRANSPORT PROPERTIES
PURE SPECIES
BINARY INTERACTIONS
O/F = 2.952780
EFFECTIVE FUEL EFFECTIVE OXIDANT MIXTURE
ENTHALPY h(2)/R h(1)/R h0/R
(KG-MOL)(K)/KG 0.22257677E+03 0.22296858E+03 0.22286946E+03
KG-FORM.WT./KG bi(2) bi(1) b0i
*C 0.69286944E-01 0.00000000E+00 0.17528662E-01
*H 0.74833210E-01 0.00000000E+00 0.18931792E-01
*N 0.65959804E-02 0.45441326E-01 0.35613978E-01
*O 0.00000000E+00 0.22720663E-01 0.16972642E-01
POINT ITN T C H N O
1 18 2692.011 -4.638 -9.417 -12.846 -26.800
THEORETICAL ROCKET PERFORMANCE ASSUMING FROZEN COMPOSITION
Pin = 362.6 PSIA
CASE =
REACTANT WT FRACTION ENERGY TEMP
(SEE NOTE) KJ/KG-MOL K
FUEL C8H8,styrene 0.5000000 148281.976 298.000
FUEL C4H6,butadiene 0.1500000 109988.031 298.000
FUEL C3H3N1 0.3500000 126400.000 298.000
OXIDANT N2O 1.0000000 81594.206 298.000
O/F= 2.95278 %FUEL= 25.298651 R,EQ.RATIO= 2.623234 PHI,EQ.RATIO= 2.623234
CHAMBER THROAT EXIT
Pinf/P 1.0000 1.8294 49.315
P, BAR 25.000 13.665 0.50694
T, K 2692.01 2348.38 1070.21
RHO, KG/CU M 2.5186 0 1.5781 0 1.2846-1
H, KJ/KG 1853.05 1292.55 -696.47
U, KJ/KG 860.42 426.63 -1091.09
G, KJ/KG -26231.2 -23206.8 -11861.3
S, KJ/(KG)(K) 10.4324 10.4324 10.4324
M, (1/n) 22.549 22.549 22.549
Cp, KJ/(KG)(K) 1.6409 1.6205 1.4590
GAMMAs 1.2899 1.2946 1.3382
SON VEL,M/SEC 1131.5 1058.8 726.7
MACH NUMBER 0.000 1.000 3.107
TRANSPORT PROPERTIES (GASES ONLY)
CONDUCTIVITY IN UNITS OF MILLIWATTS/(CM)(K)
VISC,MILLIPOISE 0.95464 0.87207 0.52283
WITH FROZEN REACTIONS
Cp, KJ/(KG)(K) 1.6409 1.6205 1.4590
CONDUCTIVITY 3.6994 3.3317 1.8096
PRANDTL NUMBER 0.4234 0.4242 0.4215
PERFORMANCE PARAMETERS
Ae/At 1.0000 5.7600
CSTAR, M/SEC 1496.2 1496.2
CF 0.7076 1.5092
Ivac, M/SEC 1876.6 2432.9
Isp, M/SEC 1058.8 2258.1
MOLE FRACTIONS
CH3 0.00002 CH4 0.00004 *CN 0.00002
*CO 0.38255 *CO2 0.00003 C2H2,acetylene 0.00043
C2N2 0.00001 *H 0.00499 HCN 0.01035
HCO 0.00001 HNC 0.00136 *H2 0.20443
H2O 0.00010 NH3 0.00001 *N2 0.39564
* THERMODYNAMIC PROPERTIES FITTED TO 20000.K
PRODUCTS WHICH WERE CONSIDERED BUT WHOSE MOLE FRACTIONS
WERE LESS THAN 5.000000E-06 FOR ALL ASSIGNED CONDITIONS
NOTE. WEIGHT FRACTION OF FUEL IN TOTAL FUELS AND OF OXIDANT IN TOTAL OXIDANTS