Another tank water purifying idea...

old joe

New Member
Everybody waters the best environment possible for their beloved reef and FO aquariums... so do I !
From equipment already attached to my filter system which includes a sump,
100 micron filter bag, mineral mud, mangroves, calurpa, live rock and sand, protein skimmer and finally, a UV sterilizer, an idea popped in my old head and me thinks its worth a try... besides that gas exchange tower I spoke of in another post...
everybody knows that ' dwell time ' of tank water passing through a UV sterilizer has all to do with its ability to kill off micro organisms. That would suggest even a one watt UV unit would do a great job if one could pass water slow enough thru it by ratio when compared to say a 100 watt unit.
McGiver prevails here !
Therefore, with my mini pump with adjustable flow which feeds my 9 watt UV unit would theoretically be more efficient if I could, on the inlet side of the UV unit, introduce a simple air stone.
The idea is that the thin walls of bubbles would be subjected to a more complete bombardment of UV rays than a column of solid water for which these UV units are designed. So what if ( not a question.. a statement ) in one day or even 2 days it would then take a whole 55 g. tank with 30 g. sump to go thru the UV unit since the job is 100 % more efficient... if it is indeed that much more effecient.
 

windlasher

Member
Originally Posted by old joe
http:///forum/post/3050174
Everybody waters the best environment possible for their beloved reef and FO aquariums... so do I !
From equipment already attached to my filter system which includes a sump,
100 micron filter bag, mineral mud, mangroves, calurpa, live rock and sand, protein skimmer and finally, a UV sterilizer, an idea popped in my old head and me thinks its worth a try... besides that gas exchange tower I spoke of in another post...
everybody knows that ' dwell time ' of tank water passing through a UV sterilizer has all to do with its ability to kill off micro organisms. That would suggest even a one watt UV unit would do a great job if one could pass water slow enough thru it by ratio when compared to say a 100 watt unit.
McGiver prevails here !
Therefore, with my mini pump with adjustable flow which feeds my 9 watt UV unit would theoretically be more efficient if I could, on the inlet side of the UV unit, introduce a simple air stone.
The idea is that the thin walls of bubbles would be subjected to a more complete bombardment of UV rays than a column of solid water for which these UV units are designed. So what if ( not a question.. a statement ) in one day or even 2 days it would then take a whole 55 g. tank with 30 g. sump to go thru the UV unit since the job is 100 % more efficient... if it is indeed that much more effecient.


possible... however. Those UV lights get damned HOT. by introducing air into the system along with the water, you reduce the amount of water passing over the lamp and "KAPLOW"... explosion, electricity, yada yada...
I know you can find UV bulbs on a certain auction site. If you could somehow seal them in a glass tube and then pass the water over/around them, say in a large glass tube or a 5 gallon tank, you would increase the dwell time. thus killing microorganisms. The only thing I don't know e.g.. ain't smart enough to figure out is how much dwell time is too much.
But you do have me thinking... let me think on it.
 
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