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- Newsgroups: sci.space
- Path: sparky!uunet!hela.iti.org!aws
- From: aws@iti.org (Allen W. Sherzer)
- Subject: Re: DC vs. Shuttle capabilities
- Message-ID: <1993Jan4.151313.15206@iti.org>
- Organization: Evil Geniuses for a Better Tomorrow
- References: <C0B93G.Ksx.1@cs.cmu.edu>
- Distribution: sci
- Date: Mon, 4 Jan 1993 15:13:13 GMT
- Lines: 25
-
- In article <C0B93G.Ksx.1@cs.cmu.edu> pgf@srl03.cacs.usl.edu ("Phil G. Fraering") writes:
-
- \4. The servicing goals and rapid turnaround requirements of the vehicle
- /are doable on paper, but have been held out as very risky by an
- \independent study.
-
- >An independent study which apparently had an axe to grind of its own,
- >if you're talking about the TAC study.
-
- If he is referring to the TAC assessment, there are even more problems.
-
- TAC examined Max Hunters SSX design, not DC. Their main complaint about
- turnaround was the active cooling being used in the Thermal Protection
- System (TPS). They felt (with good reason) that the complex tubes and
- pumps needed for this would make access difficult.
-
- However, since DC doesn't use active cooling, most of the TAC complaints
- regarding maintenance are moot.
-
- Allen
- --
- +---------------------------------------------------------------------------+
- | Allen W. Sherzer | "A great man is one who does nothing but leaves |
- | aws@iti.org | nothing undone" |
- +----------------------110 DAYS TO FIRST FLIGHT OF DCX----------------------+
-