# Coverage for rocketcea\cea_obj_w_units.py : 99%

## 296 statements 295 run 1 missing 0 excluded

Hot-keys on this page

r m x p toggle line displays

j k next/prev highlighted chunk

0 (zero) top of page

1 (one) first highlighted chunk

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 | from __future__ import print_function #!/usr/bin/env python # -*- coding: ascii -*- from rocketcea.cea_obj import CEA_Obj as CEA_Obj_default from rocketcea.units import get_units_obj class CEA_Obj( object ): """ RocketCEA wraps the NASA FORTRAN CEA code to calculate Isp, cstar, and Tcomb This object wraps the English unit version of CEA_Obj to enable desired user units. """ def __init__(self, propName='', oxName='', fuelName='', useFastLookup=0, makeOutput=0, isp_units='sec', cstar_units='ft/sec', pressure_units='psia', temperature_units='degR', sonic_velocity_units='ft/sec', enthalpy_units='BTU/lbm', density_units='lbm/cuft', specific_heat_units='BTU/lbm degR', viscosity_units='millipoise', thermal_cond_units='mcal/cm-K-s', fac_CR=None, make_debug_prints=False): """:: #: RocketCEA wraps the NASA FORTRAN CEA code to calculate Isp, cstar, and Tcomb #: This object wraps the English unit version of CEA_Obj to enable desired user units. #: Same as CEA_Obj with standard units except, input and output units can be specified. #: parameter default options #: isp_units = 'sec', # N-s/kg, m/s, km/s #: cstar_units = 'ft/sec', # m/s #: pressure_units = 'psia', # MPa, KPa, Pa, Bar, Atm, Torr #: temperature_units = 'degR', # K, C, F #: sonic_velocity_units = 'ft/sec', # m/s #: enthalpy_units = 'BTU/lbm', # J/g, kJ/kg, J/kg, kcal/kg, cal/g #: density_units = 'lbm/cuft', # g/cc, sg, kg/m^3 #: specific_heat_units = 'BTU/lbm degR' # kJ/kg-K, cal/g-C, J/kg-K (# note: cal/g K == BTU/lbm degR) #: viscosity_units = 'millipoise' # lbf-sec/sqin, lbf-sec/sqft, lbm/ft-sec, poise, centipoise #: thermal_cond_units = 'mcal/cm-K-s' # millical/cm-degK-sec, BTU/hr-ft-degF, BTU/s-in-degF, cal/s-cm-degC, W/cm-degC #: fac_CR, Contraction Ratio of finite area combustor (None=infinite) #: if make_debug_prints is True, print debugging info to terminal. """ self.isp_units = isp_units self.cstar_units = cstar_units self.pressure_units = pressure_units self.temperature_units = temperature_units self.sonic_velocity_units = sonic_velocity_units self.enthalpy_units = enthalpy_units self.density_units = density_units self.specific_heat_units = specific_heat_units self.viscosity_units = viscosity_units self.thermal_cond_units = thermal_cond_units self.fac_CR = fac_CR # Units objects for input/output (e.g. Pc and Pamb) self.Pc_U = get_units_obj('psia', pressure_units ) # units of output quantities self.isp_U = get_units_obj('sec', isp_units) self.cstar_U = get_units_obj('ft/sec', cstar_units) self.temperature_U = get_units_obj('degR', temperature_units) self.sonic_velocity_U = get_units_obj('ft/sec', sonic_velocity_units) self.enthalpy_U = get_units_obj('BTU/lbm', enthalpy_units) self.density_U = get_units_obj('lbm/cuft', density_units) self.specific_heat_U = get_units_obj('BTU/lbm degR', specific_heat_units) self.viscosity_U = get_units_obj('millipoise', viscosity_units) self.thermal_cond_U = get_units_obj('mcal/cm-K-s', thermal_cond_units) self.cea_obj = CEA_Obj_default(propName=propName, oxName=oxName, fuelName=fuelName, useFastLookup=useFastLookup, makeOutput=makeOutput, fac_CR=fac_CR, make_debug_prints=make_debug_prints) self.desc = self.cea_obj.desc def get_IvacCstrTc(self, Pc=100.0, MR=1.0, eps=40.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia IspVac, Cstar, Tcomb = self.cea_obj.get_IvacCstrTc( Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat ) IspVac = self.isp_U.dval_to_uval( IspVac ) Cstar = self.cstar_U.dval_to_uval( Cstar ) Tcomb = self.temperature_U.dval_to_uval( Tcomb ) return IspVac, Cstar, Tcomb def getFrozen_IvacCstrTc(self, Pc=100.0, MR=1.0, eps=40.0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia IspFrozen, Cstar, Tcomb = self.cea_obj.getFrozen_IvacCstrTc( Pc=Pc, MR=MR, eps=eps, frozenAtThroat=frozenAtThroat) IspFrozen = self.isp_U.dval_to_uval( IspFrozen ) Cstar = self.cstar_U.dval_to_uval( Cstar ) Tcomb = self.temperature_U.dval_to_uval( Tcomb ) return IspFrozen, Cstar, Tcomb def get_IvacCstrTc_exitMwGam(self, Pc=100.0, MR=1.0, eps=40.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia IspVac, Cstar, Tcomb, mw, gam = self.cea_obj.get_IvacCstrTc_exitMwGam( Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat) IspVac = self.isp_U.dval_to_uval( IspVac ) Cstar = self.cstar_U.dval_to_uval( Cstar ) Tcomb = self.temperature_U.dval_to_uval( Tcomb ) return IspVac, Cstar, Tcomb, mw, gam def get_IvacCstrTc_ChmMwGam(self, Pc=100.0, MR=1.0, eps=40.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia IspVac, Cstar, Tcomb, mw, gam = self.cea_obj.get_IvacCstrTc_ChmMwGam( Pc=Pc, MR=MR, eps=eps ) IspVac = self.isp_U.dval_to_uval( IspVac ) Cstar = self.cstar_U.dval_to_uval( Cstar ) Tcomb = self.temperature_U.dval_to_uval( Tcomb ) return IspVac, Cstar, Tcomb, mw, gam def get_IvacCstrTc_ThtMwGam(self, Pc=100.0, MR=1.0, eps=40.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia IspVac, Cstar, Tcomb, mw, gam = self.cea_obj.get_IvacCstrTc_ThtMwGam( Pc=Pc, MR=MR, eps=eps ) IspVac = self.isp_U.dval_to_uval( IspVac ) Cstar = self.cstar_U.dval_to_uval( Cstar ) Tcomb = self.temperature_U.dval_to_uval( Tcomb ) return IspVac, Cstar, Tcomb, mw, gam def __call__(self, Pc=100.0, MR=1.0, eps=40.0, frozen=0, frozenAtThroat=0): return self.get_Isp(Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat) def get_Isp(self, Pc=100.0, MR=1.0, eps=40.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia IspVac = self.cea_obj.get_Isp( Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat ) IspVac = self.isp_U.dval_to_uval( IspVac ) return IspVac def get_Cstar(self, Pc=100.0, MR=1.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia Cstar = self.cea_obj.get_Cstar( Pc=Pc, MR=MR ) Cstar = self.cstar_U.dval_to_uval( Cstar ) return Cstar def get_Tcomb(self, Pc=100.0, MR=1.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia Tcomb = self.cea_obj.get_Tcomb( Pc=Pc, MR=MR ) Tcomb = self.temperature_U.dval_to_uval( Tcomb ) return Tcomb def get_PcOvPe(self, Pc=100.0, MR=1.0, eps=40.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia return self.cea_obj.get_PcOvPe( Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat ) def get_eps_at_PcOvPe(self, Pc=100.0, MR=1.0, PcOvPe=1000.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia return self.cea_obj.get_eps_at_PcOvPe( Pc=Pc, MR=MR, PcOvPe=PcOvPe, frozen=frozen, frozenAtThroat=frozenAtThroat ) def get_Throat_PcOvPe(self, Pc=100.0, MR=1.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia return self.cea_obj.get_Throat_PcOvPe( Pc=Pc, MR=MR ) def get_MachNumber(self, Pc=100.0, MR=1.0,eps=40.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia return self.cea_obj.get_MachNumber( Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat ) def get_Temperatures(self, Pc=100.0, MR=1.0,eps=40.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia tempList = self.cea_obj.get_Temperatures( Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat) for i,T in enumerate( tempList ): tempList[i] = self.temperature_U.dval_to_uval( T ) return tempList # Tc, Tthroat, Texit def get_SonicVelocities(self, Pc=100.0, MR=1.0,eps=40.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia sonicList = self.cea_obj.get_SonicVelocities( Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat ) for i,S in enumerate( sonicList ): sonicList[i] = self.sonic_velocity_U.dval_to_uval( S ) return sonicList # Chamber, Throat, Exit def get_Chamber_SonicVel(self, Pc=100.0, MR=1.0, eps=40.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia sonicVel = self.cea_obj.get_Chamber_SonicVel( Pc=Pc, MR=MR, eps=eps ) sonicVel = self.sonic_velocity_U.dval_to_uval( sonicVel ) return sonicVel def get_Enthalpies(self, Pc=100.0, MR=1.0,eps=40.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia hList = self.cea_obj.get_Enthalpies( Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat ) for i,H in enumerate( hList ): hList[i] = self.enthalpy_U.dval_to_uval( H ) return hList def get_SpeciesMassFractions(self, Pc=100.0, MR=1.0,eps=40.0, frozen=0, frozenAtThroat=0, min_fraction=0.000005): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia molWtD, massFracD = self.cea_obj.get_SpeciesMassFractions(Pc=Pc, MR=MR, eps=eps, frozenAtThroat=frozenAtThroat,min_fraction=min_fraction) return molWtD, massFracD def get_SpeciesMoleFractions(self, Pc=100.0, MR=1.0,eps=40.0, frozen=0, frozenAtThroat=0, min_fraction=0.000005): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia molWtD, moleFracD = self.cea_obj.get_SpeciesMoleFractions(Pc=Pc, MR=MR, eps=eps, frozenAtThroat=frozenAtThroat, min_fraction=min_fraction) return molWtD, moleFracD def get_Chamber_H(self, Pc=100.0, MR=1.0, eps=40.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia H = self.cea_obj.get_Chamber_H( Pc=Pc, MR=MR, eps=eps ) return self.enthalpy_U.dval_to_uval( H ) def get_Densities(self, Pc=100.0, MR=1.0,eps=40.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia dList = self.cea_obj.get_Densities( Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat ) for i,d in enumerate( dList ): dList[i] = self.density_U.dval_to_uval( d ) return dList def get_Chamber_Density(self, Pc=100.0, MR=1.0, eps=40.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia H = self.cea_obj.get_Chamber_Density( Pc=Pc, MR=MR, eps=eps ) return self.density_U.dval_to_uval( H ) def get_HeatCapacities(self, Pc=100.0, MR=1.0,eps=40.0, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia cpList = self.cea_obj.get_HeatCapacities( Pc=Pc, MR=MR, eps=eps, frozen=frozen, frozenAtThroat=frozenAtThroat ) for i,cp in enumerate( cpList ): cpList[i] = self.specific_heat_U.dval_to_uval( cp ) return cpList def get_Chamber_Cp(self, Pc=100.0, MR=1.0, eps=40.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia Cp = self.cea_obj.get_Chamber_Cp( Pc=Pc, MR=MR, eps=eps ) return self.specific_heat_U.dval_to_uval( Cp ) def get_Throat_Isp(self, Pc=100.0, MR=1.0, frozen=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia Isp = self.cea_obj.get_Throat_Isp( Pc=Pc, MR=MR, frozen=frozen) Isp = self.isp_U.dval_to_uval( Isp ) return Isp def get_Chamber_MolWt_gamma(self, Pc=100.0, MR=1.0, eps=40.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia return self.cea_obj.get_Chamber_MolWt_gamma( Pc=Pc, MR=MR, eps=eps ) def get_Throat_MolWt_gamma(self, Pc=100.0, MR=1.0, eps=40.0, frozen=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia return self.cea_obj.get_Throat_MolWt_gamma( Pc=Pc, MR=MR, eps=eps, frozen=frozen ) def get_exit_MolWt_gamma(self, Pc=100.0, MR=1.0, eps=40.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia return self.cea_obj.get_exit_MolWt_gamma( Pc=Pc, MR=MR, eps=eps ) def get_eqratio(self, Pc=100.0, MR=1.0, eps=40.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia return self.cea_obj.get_eqratio( Pc=Pc, MR=MR, eps=eps ) def getMRforER(self, ERphi=None, ERr=None): return self.cea_obj.getMRforER( ERphi=ERphi, ERr=ERr ) def get_description(self): return self.cea_obj.get_description() def estimate_Ambient_Isp(self, Pc=100.0, MR=1.0, eps=40.0, Pamb=14.7, frozen=0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia Pamb = self.Pc_U.uval_to_dval( Pamb ) # convert user units to psia IspAmb, mode = self.cea_obj.estimate_Ambient_Isp(Pc=Pc, MR=MR, eps=eps, Pamb=Pamb, frozen=frozen, frozenAtThroat=frozenAtThroat) IspAmb = self.isp_U.dval_to_uval( IspAmb ) return IspAmb, mode def get_PambCf(self, Pamb=14.7, Pc=100.0, MR=1.0, eps=40.0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia Pamb = self.Pc_U.uval_to_dval( Pamb ) # convert user units to psia CFcea, CF, mode = self.cea_obj.get_PambCf( Pamb=Pamb, Pc=Pc, MR=MR, eps=eps) return CFcea, CF, mode def getFrozen_PambCf(self, Pamb=0.0, Pc=100.0, MR=1.0, eps=40.0, frozenAtThroat=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia Pamb = self.Pc_U.uval_to_dval( Pamb ) # convert user units to psia CFcea,CFfrozen, mode = self.cea_obj.getFrozen_PambCf( Pamb=Pamb, Pc=Pc, MR=MR, eps=eps, frozenAtThroat=frozenAtThroat) return CFcea,CFfrozen, mode def get_Chamber_Transport(self, Pc=100.0, MR=1.0, eps=40.0, frozen=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia Cp, visc, cond, Prandtl = self.cea_obj.get_Chamber_Transport( Pc=Pc, MR=MR, eps=eps, frozen=frozen) #Cp = Cp * 8314.51 / 4184.0 # convert into BTU/lbm degR Cp = self.specific_heat_U.dval_to_uval( Cp ) visc = self.viscosity_U.dval_to_uval( visc ) cond = self.thermal_cond_U.dval_to_uval( cond ) return Cp, visc, cond, Prandtl def get_Throat_Transport(self, Pc=100.0, MR=1.0, eps=40.0, frozen=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia Cp, visc, cond, Prandtl = self.cea_obj.get_Throat_Transport( Pc=Pc, MR=MR, eps=eps, frozen=frozen) #Cp = Cp * 8314.51 / 4184.0 # convert into BTU/lbm degR Cp = self.specific_heat_U.dval_to_uval( Cp ) visc = self.viscosity_U.dval_to_uval( visc ) cond = self.thermal_cond_U.dval_to_uval( cond ) return Cp, visc, cond, Prandtl def get_Exit_Transport(self, Pc=100.0, MR=1.0, eps=40.0, frozen=0): Pc = self.Pc_U.uval_to_dval( Pc ) # convert user units to psia Cp, visc, cond, Prandtl = self.cea_obj.get_Exit_Transport( Pc=Pc, MR=MR, eps=eps, frozen=frozen) Cp = Cp * 8314.51 / 4184.0 # convert into BTU/lbm degR Cp = self.specific_heat_U.dval_to_uval( Cp ) visc = self.viscosity_U.dval_to_uval( visc ) cond = self.thermal_cond_U.dval_to_uval( cond ) return Cp, visc, cond, Prandtl if __name__ == "__main__": C = CEA_Obj(oxName='N2O4', fuelName="MMH", isp_units='sec', cstar_units='ft/sec', pressure_units='psia', temperature_units='degR', sonic_velocity_units='ft/sec', enthalpy_units='BTU/lbm', density_units='lbm/cuft', specific_heat_units='BTU/lbm degR', viscosity_units='millipoise', thermal_cond_units='mcal/cm-K-s') Cmpa = CEA_Obj(oxName='N2O4', fuelName="MMH", isp_units='sec', cstar_units='ft/sec', pressure_units='MPa', temperature_units='degR', sonic_velocity_units='ft/sec', enthalpy_units='BTU/lbm', density_units='lbm/cuft', specific_heat_units='BTU/lbm degR', viscosity_units='millipoise', thermal_cond_units='mcal/cm-K-s') Csi=CEA_Obj( oxName='N2O4', fuelName="MMH", isp_units='N sec/kg', cstar_units='m/sec', pressure_units='MPa', temperature_units='C', sonic_velocity_units='m/sec', enthalpy_units='cal/g', density_units='sg', specific_heat_units='cal/g C', viscosity_units='poise', thermal_cond_units='cal/s-cm-degC') def make_a_list( result ): if type(result) == type("string"): rL = [ result ] else: try: rL = list( result ) except: rL = list( (result,) ) for i,v in enumerate(rL): try: rL[i] = '%g'%v except: rL[i] = '%s'%v return rL def chk_method( mname, max_chks=99, **D ): # get English unit results r1 = getattr(C, mname)( **D ) if 'Pc' in D: D['Pc'] = D['Pc'] * 0.00689476 # change to MPa if 'Pamb' in D: D['Pamb'] = D['Pamb'] * 0.00689476 # change to MPa # get Mpa results where Pc is equal to English run. r2 = getattr(Cmpa, mname)( **D ) Ngood = 0 Nbad = 0 sL = [] # make lists of output values from english and Mpa runs r1L = make_a_list( r1 ) r2L = make_a_list( r2 ) # check that both give same results for i,v in enumerate( r1L ): if i>=max_chks: break sL.append(v) if r1L[i] == r2L[i]: Ngood += 1 else: Nbad += 1 if Nbad > 0: print( 'Chk:',mname, sL, 'Ngood=%i'%Ngood, ' NBAD=%i'%Nbad ) print( ' r1L',r1L ) print( ' r2L',r2L ) else: print( 'Chk:',mname, 'ALL GOOD:%i -->'%Ngood, sL ) chk_method('get_IvacCstrTc', **{'Pc':100.0}) chk_method('get_IvacCstrTc', **{'Pc':100.0, 'frozen':1}) chk_method('getFrozen_IvacCstrTc', **{'Pc':100.0}) chk_method('get_IvacCstrTc_exitMwGam', **{'Pc':100.0}) chk_method('get_IvacCstrTc_exitMwGam', **{'Pc':100.0, 'frozen':1}) chk_method('get_IvacCstrTc_ChmMwGam', **{'Pc':100.0}) chk_method('get_IvacCstrTc_ThtMwGam', **{'Pc':100.0}) chk_method('get_Isp', **{'Pc':100.0, 'frozen':1}) chk_method('get_Cstar',**{'Pc':100.0}) chk_method('get_Tcomb',**{'Pc':100.0}) chk_method('get_PcOvPe',**{'Pc':100.0}) chk_method('get_eps_at_PcOvPe',**{'Pc':100.0, 'PcOvPe':554.5}) chk_method('get_eps_at_PcOvPe',**{'Pc':100.0, 'PcOvPe':554.5, 'frozen':1}) chk_method('get_Throat_PcOvPe',**{'Pc':100.0}) chk_method('get_MachNumber',**{'Pc':100.0}) chk_method('get_MachNumber',**{'Pc':100.0, 'frozen':1}) chk_method('get_Temperatures',**{'Pc':100.0}) chk_method('get_SonicVelocities',**{'Pc':100.0}) chk_method('get_SonicVelocities',**{'Pc':100.0, 'frozen':1}) chk_method('get_Chamber_SonicVel',**{'Pc':100.0}) chk_method('get_Enthalpies',**{'Pc':100.0}) chk_method('get_Enthalpies',**{'Pc':100.0, 'frozen':1}) chk_method('get_Chamber_H',**{'Pc':100.0}) chk_method('get_Densities',**{'Pc':100.0}) chk_method('get_Densities',**{'Pc':100.0, 'frozen':1}) chk_method('get_Chamber_Density',**{'Pc':100.0}) chk_method('get_HeatCapacities',**{'Pc':100.0}) chk_method('get_HeatCapacities',**{'Pc':100.0, 'frozen':1}) chk_method('get_Chamber_Cp',**{'Pc':100.0}) chk_method('get_Throat_Isp',**{'Pc':100.0}) chk_method('get_Throat_Isp',**{'Pc':100.0, 'frozen':1}) chk_method('get_Chamber_MolWt_gamma',**{'Pc':100.0}) chk_method('get_Throat_MolWt_gamma',**{'Pc':100.0}) chk_method('get_Throat_MolWt_gamma',**{'Pc':100.0, 'frozen':1}) chk_method('get_exit_MolWt_gamma',**{'Pc':100.0}) chk_method('get_eqratio',**{'Pc':100.0}) chk_method('getMRforER',**{'ERphi':1.0}) chk_method('get_description') chk_method('estimate_Ambient_Isp', max_chks=1,**{'Pc':100.0, 'Pamb':14.7}) chk_method('get_Chamber_Transport',**{'Pc':100.0, 'frozen':0}) chk_method('get_Chamber_Transport',**{'Pc':100.0, 'frozen':1}) chk_method('get_Throat_Transport',**{'Pc':100.0, 'frozen':0}) chk_method('get_Throat_Transport',**{'Pc':100.0, 'frozen':1}) chk_method('get_Exit_Transport',**{'Pc':100.0, 'frozen':0}) chk_method('get_Exit_Transport',**{'Pc':100.0, 'frozen':1}) chk_method('get_PambCf', max_chks=2, **{'Pc':100.0, 'Pamb':14.7}) chk_method('getFrozen_PambCf', max_chks=2, **{'Pc':100.0, 'Pamb':14.7, 'frozenAtThroat':1}) chk_method('get_SpeciesMassFractions', max_chks=1,**{'Pc':100.0, 'frozen':1, 'frozenAtThroat':0}) chk_method('get_SpeciesMoleFractions', max_chks=1,**{'Pc':100.0, 'frozen':0, 'frozenAtThroat':0})