Post #2190601
2022-12-30 20:07 UTC
The following year, in 1967, she designed the electrothermal hydrazine thruster (EHT) — more commonly referred to as the hydrazine resistojet. It allowed for more efficient positioning of satellites, and reduced the weight of propellant they had to carry.
https://patents.google.com/patent/US3807657A/en
Replies (1)
-
@mcnees@mastodon.social 2022-12-30 20:09
(When JWST deployed, and it was announced that they should have enough fuel to remain in service for over a decade, they were talking about the supply of hydrazine! Also dinitrogen tetroxide, which is used with hydrazine in the SCAT thrusters.)