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The rate at which the HP port expels gas does not increase with depth. You are thinking of LP ports, which will expel more gas at depth because they are balanced to the surrounding pressure. The HP port is not balanced to anything, and you'd still loose gas at about the same rate. Rodriguez wrote: ~ >At 12:18 AM 6/22/2001 -0400, David Pearson wrote: > >Hello David, > >>day and turned on the tank to see what would happen. At a starting pressure >>of 3000PSI on an AL63 I left the valve full open for 1 minute. When I >>checked the pressure after, it had only dropped 400PSI. > >At 330 feet (10 AtA more than at the surface), that same test would >drain ~4000 PSI in one minute. The small fixed orifice of the high >pressure port helps mitigate the severity of the problem, but at >300+ feet, any blown hose is a *very* big deal. > >-Mike Rodriguez ><mikey@mi*.ne*> >http://www.mikey.net/scuba >Pn(x) = (1/(2^n)n!)[d/dx]^n(x^2 - 1)^n > >-- >Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. >Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'. -- Paul B. -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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