S.1 Spacecraft Propulsion Systems Chapter 1: Introduction to ...
S.1 Spacecraft Propulsion Systems Chapter 1: Introduction to ...
S.1 Spacecraft Propulsion Systems Chapter 1: Introduction to ...
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Advantages<br />
Simplicity and reliability (monopropellant)<br />
- 29-<br />
Lowest cost propulsion system (other than cold gas)<br />
Space s<strong>to</strong>rable for long periods (> 12 years demonstrated)<br />
Low thrust capability<br />
Moderate thrust levels available (≤ 400 N)<br />
Disadvantages<br />
Moderate Isp (≤ 2300 Ns/kg) with moderate Issp (< 1900 Ns/kg) resulting in medium/high<br />
system mass<br />
Limited life of catalyst<br />
Satellite outer surface contamination (NH3) moderate