In vestigation o f Injector S y stem and G as G enerator P rop ellan t For A ft-In jected H ybrid P ro p u lsio n by B r y a n P ilo n , B . E n g . A thesis subm itted to the Faculty of G raduate Studies and Research in partial fulfillment of the requirements for the degree of M a s t e r o f A p p lie d S c ie n c e O ttaw a-C arleton In stitu te for Mechanical and Aerospace Engineering D epartm ent of Mechanical and Aerospace Engineering C arleton U n iv ersity O ttaw a, Ontario, Canada