PPS-1350
From Wikipedia, the free encyclopedia
From Wikipedia, the free encyclopedia
PPS-1350 is a Hall-effect thruster, a kind of ion propulsion system for spacecraft. It was used in the SMART-1 mission to the moon and one geostationary satellites: Inmarsat-4A F4.[1][2]
Two Snecma PPS 1350 at the Paris Air Show 2007 | |
| Manufacturer | Snecma |
|---|---|
| Hall-effect thruster | |
| Performance | |
| Thrust | 90 mN |
| Specific impulse | 1660 s |
| Total impulse | 3.4×106 N-s |
It creates a stream of electrically charged xenon ions accelerated by an electric field and confined by a magnetic field.[3] The PPS-1350 is built by Snecma, a French aerospace firm, in cooperation with Fakel, who designed the SPT-100, on which the PPS 1350 is based.[4]
| Parameter | Value | |
|---|---|---|
| Power (nominal) (W) | 1500 | |
| Thrust (mN) | 90 | |
| Thrust-to-power level (mN/kW) | 60 | |
| Specific impulse (s) | 1,660 | |
| Total impulse delivered (N.s) | 3.4×106 | |
| Number of cycles | 7300 | |
| Efficiency (%) | 55 | |
| Supply voltage (V) | 350 | |
| Discharge current (A) | 4.28 | |
| Xenon supply pressure (bar) | 2.50 — 2.80 | |
| Mass (including 2 Xe flow control systems) (kg) | 5.30 | |
| Reference: [3] | ||
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