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Fig. 1 | EPJ Techniques and Instrumentation

Fig. 1

From: An in-flight plasma diagnostic package for spacecraft with electric propulsion

Fig. 1

The EPDP on the Heinrich Hertz satellite. (a) This drawing shows the Heinrich Hertz satellite consisting of the satellite main body with the conspicuous central tube, the solar arrays for power generation, and the two electric thruster pairs for station keeping. The red arrows indicate the two thruster pairs, each pair consisting of a HEMPT and a Hall thruster. (b) The photograph shows the EPDP with the instrument control unit, the plasma sensor, and the erosion sensor in clockwise order

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