Propulsion

Directory List

Chemical, Electric, Gas, Help, Nuclear, PropulsionData, Rocket, Utilities, Demos/Chemical, Demos/Rocket, Demos/Utilities,

Functions and Demos

Chemical

Fuels - Computes molecular weight, ratio of specific heats and gas constant for

QRFuel - The lower heating value for fuels.

QRHydrocarbon - The lower heating value for a hydrocarbon fuel.

QRHydrogen - The lower heating value for H2 + 1/2O2 -> H20.


Electric

AtomicMass - Outputs atomic mass.

EVToV - Convert electron volts to velocity.

ElectricPropulsion - Design a electric powered transfer vehicle.

ElectricPropulsionDesign - Design an electric propulsion system.

FElectricPropulsion - Computes the total mass, fuel mass and power for an electric thruster.

FMinUE - Function to be minimized by OptimalVehicle.m

HallThrusterArray - Create a PPPL Hall thruster array picture.

KEVToJ - Convert keV to J.

OptimalVehicle - Finds the optimal vehicle given various parameters. The routine takes

TElec - Computes the thrust and specific impulse of an electric thruster.

TVDesign - Design an electric transfer vehicle.

VToEV - Convert velocity to electron volts.


Gas

AreaRatioFromMach - Computes the area ratio from Mach Number.

BloDownMass - Generates a blowdown curve of mass vs. pressure.

CombTemp - Computes the combustion temperature of a gas mixture.

Gamma - Computes the ratio of specific heats of a gas mixture.

GasMass - Generates a blowdown curve of mass vs. pressure.

GasProperties - Returns gas properties.

IsentropicExpansion - Computes isentropic expansion.

MachFromAreaRatio - Computes the Mach number from area ratio. The throat is at Mach 1.

MachNumber - Compute the Mach number

MolWt - Computes the molecular weight of a gas mixture.

SpeedSnd - Compute the speed of sound.

VolumeToPressureBD - Generates the final pressure


Help

FileHelp - View the file headers.


Nuclear

NuclearThermalUE - Compute the exhaust velocity for a nuclear rocket with H2 fuel.


PropulsionData


Rocket

ColdGas - Determines performance of a cold gas rocket.

IdealRkt - Computes the thrust and exhaust velocity for an ideal rocket. p0 or e may be

Isp2V - Compute specific impulse from exhaust velocity

Plume - Compute the plume forces and torques on a set of elemental areas.

RocketH2 - Computes the thrust and exhaust velocity of an H2 rocket.

SolidR - Computes the right hand side of the dynamical equations for a solid

TCoeff - Computes the ideal thrust coefficient for a nozzle with a diverging portion.

UE - Computes the ideal exhaust velocity of a rocket.

UEO2H2 - Computes the exhaust velocity of a O2/H2 rocket.

UEQR - Computes the exhaust velocity of a rocket from fuel lower heating

V2Isp - Compute specific impulse from exhaust velocity

VolumeToDimension - Computes the dimensions of a tank. Four types may be entered:


Utilities

SphericalTankFluidHeight - Compute the height of fuel in a spherical fuel tank.

ThrusterLayout - Tool for thruster layout.


Demos/Chemical

TBlodown - Demonstrate blow down. Most satellites use unregulated blowdown systems.

TSolid - Demonstrate a solid rocket motor.


Demos/Rocket


Demos/Utilities

SRTPropulsionDesign - Design the propulsion system for SRT-M


SVN Revision: 23297


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