RCAIDE.Library.Attributes.Propellants.Propellant

Propellant#

class Propellant(*args, **kwarg)[source]#

Bases: Data

Base class for defining propellant properties and characteristics in propulsion systems.

tag#

Identifier for the specific propellant type

Type:

str

reactant#

Primary oxidizer used for combustion

Type:

str

density#

Fuel density in kg/m³

Type:

float

specific_energy#

Specific energy content in J/kg

Type:

float

energy_density#

Energy density in J/m³

Type:

float

lower_heating_value#

Lower heating value in J/kg

Type:

float

mass_properties#

Object containing mass-related properties

Type:

Mass_Properties

max_mass_fraction#
Maximum fuel-to-oxidizer mass ratios
  • Airfloat

    Maximum mass fraction with air

  • O2float

    Maximum mass fraction with pure oxygen

Type:

Data

temperatures#
Critical temperatures in K
  • flashfloat

    Flash point temperature

  • autoignitionfloat

    Autoignition temperature

  • freezefloat

    Freezing point temperature

  • boilingfloat

    Boiling point temperature

Type:

Data

emission_indices#
Emission indices in kg/kg fuel
  • Productionfloat

    CO2 production rate

  • CO2float

    Carbon dioxide emissions

  • H2Ofloat

    Water vapor emissions

  • SO2float

    Sulfur dioxide emissions

  • NOxfloat

    Nitrogen oxides emissions

  • Sootfloat

    Particulate matter emissions

Type:

Data

global_warming_potential_100#
100-year global warming potentials
  • CO2float

    Carbon dioxide impact

  • H2Ofloat

    Water vapor impact

  • SO2float

    Sulfur dioxide impact

  • NOxfloat

    Nitrogen oxides impact

  • Sootfloat

    Particulate matter impact

  • Contrailsfloat

    Contrail formation impact

Type:

Data

Notes

This base class provides a standardized structure for defining propellant properties, including physical characteristics, combustion parameters, and environmental impacts. It serves as a template for specific propellant implementations.

Definitions

‘Emission Index’

Mass of pollutant produced per unit mass of fuel burned

‘Global Warming Potential’

Relative measure of heat trapped in atmosphere compared to CO2

‘Lower Heating Value’

Heat of combustion excluding latent heat of water vapor