Additively manufactured rocket fuel grains and competitive simulation of the same

A method of making a fuel grain for use in a rocket motor, the method comprising:

• blending a first energetic nanoscale metallic compound and a second compound suitable as a rocket fuel to form a third compound;
• the third compound serving as feedstock material for use in an additive manufacturing apparatus;
• wherein the additive manufacturing apparatus is operatively connected to a computing system, the computing system configured to perform a stochastic deposition simulations for optimizing fuel grain architectures;
• wherein said stochastic deposition simulation provides additive manufacturing printing instructions to the additive manufacturing apparatus permitting construction of an optimized rocket fuel grain section;
• wherein the stochastic deposition simulation-assisted fuel grain geometries further comprise a plurality of agglutinated layers of solidified fuel grain compound, each layer of the plurality of layers comprising a permeable fuel grain pores having a diameter, the diameter modulated by a user to modify rocket motor ballistic profiles;
• wherein said permeable fuel grain pores are spatially deposited within the rocket motor as determined by said stochastic deposition simulations executed using one or more Graphical Processing Units;
• and
• wherein the additive manufacturing apparatus forms the fuel grain using the feedstock material.

A method of making a fuel grain for use in a hybrid rocket motor, the method comprising:

• blending a first energetic nanoscale metallic compound and a second compound suitable as a rocket fuel to form a third compound;
• maintaining a temperature of the second compound below a heat deflection temperature, melting temperature, and ignition temperature of the second compound;
• the third compound serving as feedstock material;
• wherein the feedstock material is formed by successive drying and heating of the feedstock material;
• wherein said heating and continued manipulation of the feedstock material causes an increase in internal friction;
• wherein successive drying and heating of the feedstock material produces a preestablished viscosity that is highly adapted to use in an additive manufacturing apparatus;
• wherein the additive manufacturing apparatus is operatively connected to a computing system, said computing system being configured to perform competitive simulations;
• wherein said competitive simulations comprise game theory framework applications and stochastic deposition simulations, said stochastic deposition simulations producing a plurality of agglutinated layers of rocket fuel grain and improved ballistics profile;
• wherein the layers are embedded with permeable fuel gran pores having a diameter that may be modulated by a user to modify said ballistics profiles;
• and
• wherein said permeable fuel grain pores are spatially deposited within the rocket motor as determined by said stochastic deposition simulations;
• and
• wherein the additive manufacturing apparatus forms the fuel grain using the feedstock material.