- HPGP
High Performance Green Propulsion (HPGP) is a
rocket propellant developed by the Swedish aerospace companyECAPS as a safer alternative tohydrazine . HPGP is based onAmmonium Dinitramide mixed withAmmonia andMethanol . Itsspecific impulse is around 235 seconds. ThePRISMA mission serves as a demonstrator mission for HPGP.References
* http://www.ecaps.se/hpgp.html
* http://directory.eoportal.org/presentations/9841/11985.html
Wikimedia Foundation. 2010.