Re: [PSUBS-MAILIST] RE: payload

["Brian Cox" <ojaivalleybeefarm@dslextreme.com>]

Hey, Speaking of gauges, is there any real way of determining how much power is retained in your batteries other that a time calculation of how much power you have used?   You can measure the voltage sure enough but that's not going to tell you how much power you have left.

Brian

----- Original Message ----- 
From: "Joseph Perkel" <joeperkel@hotmail.com>
To: <personal_submersibles@psubs.org>
Sent: Tuesday, December 12, 2006 04:19
Subject: Re: [PSUBS-MAILIST] RE: payload


> 
> Thanks Frank.  Last night it occurred to me that I will need guages inside. 
> So full hp air has to come in anyway.
> 
> Joe
> 
> 
> >From: ShellyDalg@aol.com
> >Reply-To: personal_submersibles@psubs.org
> >To: personal_submersibles@psubs.org
> >Subject: Re: [PSUBS-MAILIST] RE: payload
> >Date: Tue, 12 Dec 2006 01:02:06 EST
> >
> >Joe: It depends on what you are using the air for.
> >If the main purpose is blowing MBT's then you need enough pressure to
> >overcome the outside water pressure.
> >A trim tank will operate the same.
> >On the other hand, if you are operating a device, and the device is sealed,
> >you only need to make a differential pressure across the seal.
> >I think of HP air as a power source, much like electricity.
> >The great thing about this power source is, it stays put, requires almost  
> >no
> >maintenance, and has an almost unlimited number of cycles before it's wore
> >out.
> >And it's cheap to replace!
> >I am piping my air tanks into a manifold at full pressure, and distribution
> >will go from there. Some at full pressure, and some at regulated pressure.
> >Depending on it's use.
> >Redundant systems, and a set of tools onboard in case I have to
> >re-plumb/re-route the air supply.
> >Air is power, stored.
> >Frank D.
> 
> 
> 
> 
> 
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