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11 Micropropulsion

Technologies

Jochen Schein

CONTENTS

11.1 Introduction................................................................................................ 230
11.2 Electric Propulsion Devices ...................................................................... 233
11.2.1 Pulsed Plasma Thruster ................................................................ 234
11.2.1.1 Principle of Operation.................................................. 234
11.2.1.2 System Requirements................................................... 235
11.2.2 Vacuum Arc Thruster................................................................... 236
11.2.2.1 Principle of Operation.................................................. 237
11.2.2.2 System Requirements................................................... 238
11.2.3 FEEP ............................................................................................. 239
11.2.3.1 Principle of Operation.................................................. 241
11.2.3.2 System Requirements................................................... 242
11.2.4 Laser Ablation Thruster................................................................ 243
11.2.4.1 Principle of Operation.................................................. 244
11.2.4.2 System Requirement and Comments........................... 246
11.2.5 Micro-Ion Thruster ....................................................................... 246
11.2.5.1 Principle of Operation.................................................. 248
11.2.5.2 System Requirements................................................... 249
11.2.6 Micro-Resistojet............................................................................ 250
11.2.6.1 Principle of Operation.................................................. 251
11.2.6.2 System Requirements................................................... 252
11.2.7 Vaporizing Liquid Microthruster ................................................. 253
11.2.7.1 Principle of Operation.................................................. 253
11.2.7.2 System Requirements and Comments......................... 255
11.3 Chemical Propulsion.................................................................................. 255
11.3.1 Cold Gas Thruster......................................................................... 256
11.3.1.1 Principle of Operation.................................................. 257
11.3.1.2 System Requirements................................................... 257
11.3.2 Digital Propulsion......................................................................... 259
11.3.2.1 Principle of Operation.................................................. 259
11.3.2.2 System Requirements................................................... 260
11.3.3 Monopropellant Thruster.............................................................. 260
11.3.3.1 Principle of Operation.................................................. 261
11.3.3.2 System Requirements................................................... 262
11.4 Radioisotope Propulsion............................................................................ 263
11.4.1 Principle of Operation .................................................................. 264

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