DataPacRat replied to me: > > As a very rough approximation, 1 lb. of hydrogen gives 1 lb. of > > thrust for 67 seconds. That would give a human in a space suit > > roughly 3.3 m/s delta-V. The UT38 thruster does 27 m/s. > > That's a pretty significant difference; do either of those numbers > come closer than the other to passing a reality check?
I would bet on VXii, because UT can be traced to the old Space stuff, which centered on setting rather than engineering. > > On the other hand, I haven't seen such a system in operation > > yet. For instance, how easy will it be to extract oxygen and > > food from that slurry in zero gravity? How will the feedstock > > mix with the algae? Could things clump? > > > > Industrial chemistry is different from test tube experiments, > > and you don't have an entire process just because each single > > step would work. > > I think we're about at the level of just picking some numbers and > going with it, similar to saying that a Farnsworth-Bussard fusor can > be built with a particular output or not. Yes, and you decided to depart from the usual GURPS numbers. Do that if you want, but it means you cannot use published stuff. Regards, Onno _______________________________________________ GurpsNet-L mailing list <[email protected]> http://mail.sjgames.com/mailman/listinfo/gurpsnet-l
