>In contemplating a reserve tank the following considerations arise. If the
>tank reaches to the bottom of the baggage compartment and a siphon
arrangement
>is used, clearly this can only equalise the levels. To transfer all the fuel
>it would be necessary to proceed in a sequence of ever decreasing steps
>(theoretically an infinite number !). It would therefore appear to be
>desirable to mount the tank entirely above the top of the main tank (over the
>baggage compartment), freeing the baggage space, leaving accessibility from
>both sides and allowing the use of a standard type tank instead of a
>specially shaped one. (I am waiting for Europa to tell me if there is a
>vertical consideration in the c.of.g position)
Hello Graham
Once a siphon has started and provided the both ends of the tube are kept
below fuel the siphon action will continue as fuel is used, won't it?
There is no readily available data as to vertical c of g limits on the
aircraft.
Regards Andy.
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