[Weather] dual drains -- was Re: conversion help

[Byron Lichtenwalner]

Just deepen the bucket to max rainfall expected in 5 or 10 hours, and keep 
the aperture so the tipping bucket won't be over whelmed.
----- Original Message ----- 
From: "claude felizardo" <cafelizardo at usa.net>
To: "List for 1 Wire Weather Stations and devices" <weather at buoy.com>
Sent: Monday, November 20, 2006 7:47 PM
Subject: [Weather] dual drains -- was Re: conversion help


> What about two sets of drains similar to the condensate drains in an air
> conditioning unit?  A relatively small drain into a small pair of
> buckets for counting light rain, then an "overflow" drain into a larger
> bucket for counting down pours.  Does anyone make anything like that?
>
> You could have concentric drains with a raised larger opening in the
> middle surrounded by a circular depression with small holes or slits.
> Light rain fall would flow into the outer ring and down to the smaller
> set of buckets.  Heavier rainfall would swamp the smaller opening and
> overflow into the larger center drain into the larger buckets.
>
> The funnel is more complicated but I think it would handle both cases.
> Maybe a crude ASCII art diagram would help...
>
> \       /
> \     /
>  \/ \/
>
> Alternatively, maybe you could have a single smaller opening at the
> bottom and then one or more larger openings a short distance above the
> bottom for the overflow drain with possibly an overhang to minimize
> drops from falling directly into the larger opening.  Perhaps nested
> funnels?
>
>
> \      /
> \..../\
>  \  /  \
>   \  /\ \
>    \/  \ \
>    /    \ \
> small     big
>
> The bottom funnel drains to the small buckets with the overflow going to
> the bigger buckets.  Just size the lower opening to prevent the smaller
> buckets from over filling and use a screen near the top to keep the
> debris out.
>
> Claude
>
>
>
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