[minMars] MinMars telecon

Alessandro Aliakbargolkar golkar at MIT.EDU
Sun Jul 26 10:26:50 PDT 2009


Hey everyone,

as a quick status update: I started looking at the water management 
question to
look for the fundamental technologies being used and actual hardware for water
storage, distribution and processing. I am making up a database with those
numbers and I hope by next week to be able to give you some first order mass
approximations for the different components of the water management
architectures. Good to hear that there is an interesting progress about the
quantification of food requirements :) I am available for a telecon both on
Saturday and Sunday next weekend.

Have a good Sunday!
Alessandro

Quoting Wilfried Hofstetter <wilfried.hofstetter at gmail.com>:

> Hi all,
>
> I realize that we originally had another telecon planned for today, but I'm
> afraid we'll have to push it off a week. I have been quite busy at work last
> week and therefore didn't have the time to set up the telecon and do much
> work for MinMars. Would next Sunday 11 am PDT / 2 pm EDT work for you?
>
> In terms of status:
>
> -Food: I'm continuing to work on this; have continued my survey of food
> densities (physical, calorical) and expiration dates. It seems that there
> are many everyday foods with low water contant (noodles, rice, etc.) that
> can be stored for extended periods of time (years) and at the same time have
> very high caloric densities. It seems that it will be possible to have a
> balanced diet with a food-resupply flow of 600 - 800 grams per person per
> day (de-hydrated food).
>
> -Cost: still need to implement the NPV modeling (this will also require a
> timetable; will likely base that on the launch manifest and on reasonable
> estimates for development times).
>
> -Water regen. spares: Alessandro is working on this.
>
> -Infrastructure: Arthur is working on this; he is currently on vacation.
>
> -EDL: I need to re-engage Tom Coffee.
>
> Let me know if you can do next Sunday (or alternatively the following
> Sunday).
>
> Best from Munich,
>
> Wilfried
>





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