On the other hand, it is possible that any silver that collects on the negative electrode may require, after polarity has been switched, that the same amount of current be used to release it from the electrode as if it had been originally part of that electrode...
Dan On Wed, Jun 17, 2009 at 12:19 PM, Marshall Dudley<mdud...@king-cart.com> wrote: > Marshall Dudley wrote: >> >> That may be true for batch processing, but for my flow system, the >> efficiency is about 1/4 of that. That is with stirring and polarity >> reversal. The exact stats are 1.5 gallon per hour, 20 mA and 20 ppm. This is >> probably due to the higher concentration tending to plate back out during >> the brewing. > > Sorry, there is a typo there. It should have been 80 mA, not 20. > > Marshall >> >> >> Marshall >> >> >> Dan Nave wrote: >>> >>> The point is, in this case, electrode size doesn't matter. If you are >>> conducting at the rate of 1ma and the volume of water is 1 cup, then >>> you release enough silver into the water in 1 hour hour to have an >>> equivalent of 17 ppm. This gives you a rule by which you can get a >>> ballpark idea of what may be going on in your brewing cell. You can >>> use it to estimate. Just adjust for the variables. (For current >>> values before you reach 1 ma, Hint: measure the current vs time and >>> calculate an average.) >>> >>> I submit, that with polarity switching, the ppm of the product is >>> exactly what is calculated by Faradays Law of Electrolysis. Until you >>> have any fallout. And this is more accurate than measuring with a >>> meter... >>> >>> Dan >>> >>> >>> >>> On Tue, Jun 16, 2009 at 5:32 AM, Ode Coyote<odecoy...@windstream.net> >> >> wrote: >>> >>> >>>> >>>> At 12:56 PM 6/15/2009 -0500, you wrote: >>>> >>>>> >>>>> Missed something... >>>>> >>>>> That is "in a time period of 1 hour." >>>>> >>>>> Dan >>>>> >>>>> On Mon, Jun 15, 2009 at 12:54 PM, Dan Nave<bhangcha...@gmail.com> >>>>> wrote: >>>>> >>>>>> >>>>>> Two gallons is probably too much to brew at one time with most of the >>>>>> home generators we see. >>>>>> You would be better off starting out with a pint or a quart. (approx. >>>>>> 500 to 1000ml) >>>>>> >>>>>> My rule of thumb is that the maximum amount of silver released into 1 >>>>>> cup of water at 1 milliamp current in 1 hour is equivalent to >>>>>> approximately >>>>>> 17ppm. You can extrapolate from this rule. Just use your reasoning >>>>>> abilities, if you have any... (I assume you do) >>>>>> >>>>>> Dan >>>>>> >>>> >>>> ## Using how much electrode, at what distance and assuming that the >> >> first >>>> >>>> few hours were actually running at 1 milliamp when that's not very >>>> likely >> >> if >>>> >>>> the water is good. >>>> >>>> Ode >>>> >>>> >>>> >>>> -- >>>> The Silver List is a moderated forum for discussing Colloidal Silver. >>>> >>>> Instructions for unsubscribing are posted at: http://silverlist.org >>>> >>>> To post, address your message to: silver-list@eskimo.com >>>> >>>> Address Off-Topic messages to: silver-off-topic-l...@eskimo.com >>>> >>>> The Silver List and Off Topic List archives are currently down... >>>> >>>> List maintainer: Mike Devour <mdev...@eskimo.com> >>>> >>>> >>>> >>> >>> >>> >>> >>> >>> >> >> >> >> >> >> > > >
