DIY Sulfur Denitrator

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<a href=showthread.php?s=&postid=12147863#post12147863 target=_blank>Originally posted</a> by siskiou
Okay, after appx. 24 hours I checked for gas.
Can't say there was much, if anything. I thought there was a mildly unpleasant smell, but it could have been wishful thinking.
Nitrites and Nitrates still off the chart when I started the reactor up again.

The half tank water, half fresh saltwater is at appx. 20ppm on the dip test.

Next step is take the cover of the reactor and see if you can see the water recirculating in there.

Test kit is definitely working as you already know.

djfrankie
 
Okay, I' do that.

Anything after that?
Assuming it's recirculating?

Anything I can do to get the needed bacteria in there (even though the LSM is supposed to be seeded)?
 
<a href=showthread.php?s=&postid=12148049#post12148049 target=_blank>Originally posted</a> by siskiou
Okay, I' do that.

Anything after that?
Assuming it's recirculating?

Anything I can do to get the needed bacteria in there (even though the LSM is supposed to be seeded)?

If it's recirculating you could end up seeding with NBC#9 from Midwest. I really don't have any experience with any others.

But, before you seed it you will have to clean the media first.

I will go ahead and post instructions later on tonight on how to clean the media.

djfrankie
 
Siskiou,

One more thing before we move on.

What is the temperature where the SR is at?

There was someone a while back that could not get the reactor to cycle and it was because the reactor was in his basement where temps were pretty cold. Once he moved the reactor inside the sump where the temp was 80, it cycle overnight.

From some reading tonight it seems the bacteria likes temps to be between 75-80.

Let me know,

djfrankie

Just trying every possibility until we hit the nail right on the head ;)
 
<a href=showthread.php?s=&postid=12150440#post12150440 target=_blank>Originally posted</a> by djfrankie
Siskiou,

One more thing before we move on.

What is the temperature where the SR is at?

There was someone a while back that could not get the reactor to cycle and it was because the reactor was in his basement where temps were pretty cold. Once he moved the reactor inside the sump where the temp was 80, it cycle overnight.

From some reading tonight it seems the bacteria likes temps to be between 75-80.

Let me know,

djfrankie

Just trying every possibility until we hit the nail right on the head ;)

dj,

Man you're reading my mind, as I saw his pic I also noticed that there was no heater in the bucket, great idea to go there as I added one to my bucket and "cranked" it up to 80 and feel that it got this going, I'll post my latest results today as things are really moving fast on my end (darn NCAA keeps me distracted, oh ya and the NIT, go Orange :rollface: :rollface:

Dick
 
After reading this whole thread I gave it a go. Made my self a DJDenitrator.

Here it is:
MiamichicksLizMeFlyingDeerSnowAq-2.jpg


And here it is being leak tested while having to undergo some major scrutiny by my trusty English Springer Spaniel "Piper"


Finally installed inside my aquarium stand, cycling:
MiamichicksLizMeFlyingDeerSnowAq-3.jpg
 
I never even thought about a heater, thinking the pumps would keep the water warm enough! Temp was 72F.
Have added a heater now and will let it run for three days with that before opening it up.
Just in case that was problem.

Thanks!
 
<a href=showthread.php?s=&postid=12151432#post12151432 target=_blank>Originally posted</a> by HookedOnReefing
After reading this whole thread I gave it a go. Made my self a DJDenitrator.

Here it is:
And here it is being leak tested while having to undergo some major scrutiny by my trusty English Springer Spaniel "Piper"



Love the dog. I have an 18mo old English Springer Spaniel :D

Paul
 
<a href=showthread.php?s=&postid=12152295#post12152295 target=_blank>Originally posted</a> by siskiou
I never even thought about a heater, thinking the pumps would keep the water warm enough! Temp was 72F.
Have added a heater now and will let it run for three days with that before opening it up.
Just in case that was problem.

Thanks!

I never really thought about some of them temps that you some of you guys deal with up north since I'm nice and warmy down here :D

Alright keep us posted!

djfrankie
 
<a href=showthread.php?s=&postid=12151432#post12151432 target=_blank>Originally posted</a> by HookedOnReefing
After reading this whole thread I gave it a go. Made my self a DJDenitrator.

Here it is:
MiamichicksLizMeFlyingDeerSnowAq-2.jpg


And here it is being leak tested while having to undergo some major scrutiny by my trusty English Springer Spaniel "Piper"


Finally installed inside my aquarium stand, cycling:
MiamichicksLizMeFlyingDeerSnowAq-3.jpg

Hey that was hilarious!

I don't think he likes it much :eek:

Where's the effluent valve on it?

djfrankie
 
BTW, open the feed valve completely. It will create better pressure in the reactor and be easier to adjust on the effluent side.

djfrankie
 
<a href=showthread.php?s=&postid=12152295#post12152295 target=_blank>Originally posted</a> by siskiou
I never even thought about a heater, thinking the pumps would keep the water warm enough! Temp was 72F.
Have added a heater now and will let it run for three days with that before opening it up.
Just in case that was problem.

Thanks!

siskiou,

Excellant plan, try to shoot for 80-84 degrees as dj said this will certanly speed things up, now I understand you have not opened it.... this correct ?? If not what you might try to is to check for gas @ the vent value each day and then if still no progress @ the end of day 2 shut all valves and keep the mj circulating internally and on day 3 check (carefully) for that "rotten egg" smell....:) :)

Check on my soon to be posted results, for basically that is what I did.

Dick
 
<a href=showthread.php?s=&postid=12121767#post12121767 target=_blank>Originally posted</a> by saltydog64
IowaReef.

I would be yery interested in that bacteria, like was packaged, supplier, anything you can tell me as I would to get my hands on just that....THX in advance

Dick

It was sent to me in reused water bottles. Don't have any info but the stuff is good. Try contacting that seller on ebay. He was very helpfull.
 
Finally It's Cycling

Finally It's Cycling

Ok now i think i got this thing cycling, it's a long process, mainly becasue of my very HIGh XXX starting Nitrates. Thanks to dj and others of course, it has also offered a great learning experience.

A review of my test results the last few days or so: Note SR refers to the dj Denitrator, of course:rollface: :rollface:

03/18 9:00am Shutdown feed pump, mj ON for circulation

03/19 7:30am Hydrogen sulfide gas @ vent valve
Tests out of SR Nitrites 0.50ppm Nitrates 0.00ppm (FR) FlowRate 1d/sec 2:30pm Hooked up ARM(filled w/old tank water)


03/20 8:00am Tests out of SR Nitrites0.00ppm Nitrates0.00ppm FR 0.9 d/sec 8:30pm Increased Flow FR 2.4d/sec Out of ARM pH 7.32 10:30pm using LaMotte kit Nitrate "off scale" 10:30pm Decreased FR to 1.5d/sec
173564Test_SR_03_20_8_00am_-med.jpg

173564Test-Bucket-03_20_8_00am_-med.jpg

03/21 7:30am Lots of gas @ vent valve "no real smell" Test out of SR Nitrite 1-2 ppm Nitrate 5-10ppm pH 7.28
4:00pm Lots of gas @ vent valve
10:30pm using LaMotte kit 20% cut out of bucket Nitrate 132ppm

03/22 8:00am Lots of gas @ vent valve (a stream of bubbles for 20 secs. Test out of SR Nitrite 0.00 ppm Nitrate 0.00 ppm pH 7.56 :rollface: Using LaMotte kit out of bucket Nitrate 44 ppm The temperature thru out this maintained @ 80-82 degrees.

173564Test-Results-03-22-08_8_00am-med.jpg

The date on that should have read 03/22 I don't do good on one cup of coffee

Plan now is to continue to increase flow rate to where I can hook it up to my tank. I think even then for the first few days I run the effluent out of the ARM into a bucket, we'll see.

A great big thanks to dj and all the work he has done this:) :)

Dick
 
Good to see you have finally tamed the beast :D

When increasing the drip rate (DPS) adjust as per guidelines. Page 14.

Enjoy!

djfrankie
 
<a href=showthread.php?s=&postid=12156706#post12156706 target=_blank>Originally posted</a> by djfrankie
Good to see you have finally tamed the beast :D

When increasing the drip rate (DPS) adjust as per guidelines. Page 14.

Enjoy!

djfrankie

dj,

Roger that...........this am both read ZERO so I clicked up flow rate to 3.5 d/sec. (a reminder, my tubing is 1/4 OD vs what others have used @ 3/8 OD so drops/sec will vary ( I get 12 drops/cc)

You know I was thinking about siskiou's plight and the one thing we didn't ask him was.....what source of water is or was using when he, I think he said " I'm dumping the water out of the bucket dalily so I don't create a toxic mess in there (or something like) and I was thinking if he was using fresh saltwater and not tank water, that could be his problem as you know, the bacteria we're trying to grow need a constant source of "goodies" found only in used fish water.

Hopefully he will read this and report back....

Dick
 
Well, it should be since he's registering large amounts of nitrates in the bucket. Otherwise, he's got real bad tap water :D

Glad you're paying attention ;)

djfrankie
 
I'm using water from the tank in the bucket, doing a small wc every couple of days.
I take 3/4 of the water out of the bucket, leaving just enough so the feed pump is still covered, add tank water to bucket and add fresh salt water from my mixing tub to tank.
 
<a href=showthread.php?s=&postid=12159766#post12159766 target=_blank>Originally posted</a> by siskiou
I'm using water from the tank in the bucket, doing a small wc every couple of days.
I take 3/4 of the water out of the bucket, leaving just enough so the feed pump is still covered, add tank water to bucket and add fresh salt water from my mixing tub to tank.

siskiou,

I figured u where, but had to be sure, don't want to leave any stone unturned so to speak...Warm it up to 80 and cross your fingers :mixed:

Let's see Oregon....yep that's "up North" heck everything is up from where dj is:rollface: :rollface:
 
<a href=showthread.php?s=&postid=12159992#post12159992 target=_blank>Originally posted</a> by saltydog64
heck everything is up from where dj is:rollface: :rollface:

I'm trying to stay as close to the equator line as possible since it's better for my corals :D ;) :rolleyes: :rollface: J/K

BTW,

I turned off the recirculating pump on my SR and will keep an eye on it and see if it makes a difference ...will post back with results regarding this change.

Dripping 100 ml / minute out of effluent w/o recirculating 03/23/2008.

djfrankie
 
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