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Forum: Rebreather Design & Operation

Forum to discuss how and why Rebreathers are designed as they are and how key components operate.

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  1. Forum to discuss O2 and CO2 cells.

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  2. Forum to discuss all aspects of Scrubbers, Absorbents and Scrubber Architecture.

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    • Threads: 227
    • Posts: 3,076
  3. Forum to discuss home built CCR accessories

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    • Threads: 66
    • Posts: 685
  1. Sticky Thread Sticky: An An attempt to clear the misconception on CMF

    Below there is a summary of what has been wrote about this issue. A greatly misunderstood and misapplied notion is that of “choked flow”, also...

    Started by diveoceanos‎, 1st January 2010 22:01
    3 Pages
    1 2 3
    • Replies: 23
    • Views: 9,684
    17th February 2010, 12:36 Go to last post
  2. Sticky Thread Sticky: Rebreather Testing Data

    Below you'll find a collection of links to rebreather testing data and results that have been published. This thread is not to discuss and argue...

    Started by caveseeker7‎, 29th March 2008 11:55
    • Replies: 0
    • Views: 4,208
    29th March 2008, 11:55 Go to last post
  3. Sticky Thread Sticky: Rebreather Comparison Chart

    Here you can see attached the poster that caused such a buzz at the dive show. (click on it to zoom in) Kevin tells me that he is willing to...

    Started by schford‎, 14th October 2007 20:53
    11 Pages
    1 2 3 4 5 ... 11
    • Replies: 107
    • Views: 50,918
    19th October 2007, 16:24 Go to last post
  1. Training = holy grail?

    Some seem to assert that training will make diving rebreather safe. They then go on to assert that lack of training is the cause of all accidents. ...

    Started by fireman‎, 24th June 2008 20:14
    2 Pages
    1 2
    • Replies: 12
    • Views: 2,556
    27th June 2008, 00:05 Go to last post
  2. Help Needed Designing Carbon Dioxide Scrubber

    Hi, I acknowledge this isn't your usual diving rebreather sort of question but i figured your experience would probably be valuable! I am a...

    Started by de.jones‎, 9th June 2008 18:01
    2 Pages
    1 2
    • Replies: 11
    • Views: 8,082
    20th June 2008, 01:29 Go to last post
  3. betterin the wob of an existing rebreather

    Hi All, I dive a home made that uses a dolphin loop. there are photos on my web. Well I'd like to better the wob as mutch as possible. ok it...

    Started by jmurba‎, 13th June 2008 10:30
    • Replies: 3
    • Views: 1,524
    14th June 2008, 15:55 Go to last post
  4. revo wob

    Paul what is the wob for the revo (axial or radial) in the normal prone position? How does this compare to other units (in prone position)?

    Started by Drmike‎, 25th May 2008 09:12
    2 Pages
    1 2
    • Replies: 13
    • Views: 3,456
    14th June 2008, 09:14 Go to last post
  5. Looking for safety test US standard

    Hi, everyone, I am looking for the US testing standards for diving equipments. If you know or know who can provide test service, please send me your...

    Started by xuale‎, 13th June 2008 07:06
    • Replies: 0
    • Views: 1,193
    13th June 2008, 07:06 Go to last post
  6. Discussion on How to get a CE Mark for a Rebreather

    This Thread to discuss Alex's article - http://www.rebreatherworld.com/showthread.php?t=10345 My response below. ...

    Started by schford‎, 3rd March 2007 09:44
    11 Pages
    1 2 3 4 5 ... 11
    • Replies: 107
    • Views: 18,485
    5th June 2008, 01:28 Go to last post
  7. salt water salinity

    whats the slinity of salt water ie the sea? what I want to know is how much salt to add to a litre of water to make a seawater subsitute ...

    Started by Beanie‎, 27th May 2008 11:18
    2 Pages
    1 2
    • Replies: 10
    • Views: 6,713
    28th May 2008, 00:54 Go to last post
  8. Swinging an O2 tank -

    I am heading out to Truk next month, and the Oddysey does not have Inspiration style tanks available. However, they do have 30 CuFt aluminum Luxfers...

    Started by Terry‎, 24th April 2008 21:11
    2 Pages
    1 2
    • Replies: 10
    • Views: 2,722
    21st May 2008, 20:00 Go to last post
  9. Hybrid Rebreathers

    I just changed Lynn's rebreather to a hybrid again and noticed the interesting comments from Dave and Mike about hybrid rebreathers. I should...

    Started by bgpartri‎, 19th April 2008 16:34
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 69
    • Views: 8,490
    11th May 2008, 16:23 Go to last post
  10. Fastest unit to prepare

    I would like to start a discussion regarding views on which rebreather units are fastest to prepare to a diveable state. One of the downsides of...

    Started by Wol‎, 9th May 2008 12:31
    4 Pages
    1 2 3 4
    • Replies: 30
    • Views: 4,755
    11th May 2008, 13:19 Go to last post
  11. Interesting Canadian DRDC Article of Scrubber Performance

    Not sure if this has been linked to previously, I couldn't find it on a search. http://cradpdf.drdc.gc.ca/PDFS/zba27/p155544.pdf "Effect on...

    Started by Brad_Horn‎, 6th May 2008 14:12
    • Replies: 2
    • Views: 2,179
    6th May 2008, 18:20 Go to last post
  12. User Comparison: Meg, Kiss Classic and Inspiration

    To assist those looking at comparing these units I thought it might be of use to post some of the things I have noticed between the units. I will...

    Started by jkaterenchuk‎, 5th May 2008 15:43
    • Replies: 1
    • Views: 2,004
    5th May 2008, 22:07 Go to last post
  13. Lightest Rebreather

    I was discussing dive equipment with a diver with a bad back the other day when he saw my homebuilt mCCR. He can't carry a tank bigger than about a...

    Started by WD8CDH‎, 24th April 2008 13:47
    2 Pages
    1 2
    • Replies: 19
    • Views: 9,463
    1st May 2008, 00:01 Go to last post
  14. Check this CO2 sensor out.

    Gas Sensors Would something like this possibly be a solution for CO2 detection somewhere before the inhalation counterlung? Have a look at...

    Started by diveoceanos‎, 1st April 2008 21:29
    2 Pages
    1 2
    • Replies: 11
    • Views: 8,760
    29th April 2008, 15:27 Go to last post
  15. CE Testing/Approval of Component Parts??

    I know that we have had lots of threads on the CE testing/approval of complete rebreather. Based on the comments that I have seen in several other...

    Started by diverklondike‎, 18th April 2008 14:16
    3 Pages
    1 2 3
    • Replies: 20
    • Views: 5,957
    23rd April 2008, 15:39 Go to last post
  16. WOB Air Vs. Helium

    Folks There has been much (interesting and iluminating) discussion regarding WOB on other threads recently. I have a general question on this topic...

    Started by Dive!Dive!‎, 22nd April 2008 20:13
    • Replies: 7
    • Views: 1,924
    23rd April 2008, 13:52 Go to last post
  17. vibration alarm

    hello all, just a small question: is the use of vibration alarms limited by patents, and if so, in what way? regards paul

    Started by paulraymaekers‎, 18th April 2008 09:33
    • Replies: 4
    • Views: 1,592
    18th April 2008, 14:23 Go to last post
  18. Where to start: discussing with a notified body?

    Hello all: At the moment is seems not so easy to have the CE 14143 changed that it allows mCCR's. But it is also clear that a unit does not have...

    Started by paulraymaekers‎, 20th March 2008 14:14
    • Replies: 3
    • Views: 1,862
    10th April 2008, 18:38 Go to last post
  19. Open Revolution eCCR - Deep Life

    Hi, does anybody have any info/pics of Alex Deas's new equipment ? B

    Started by buster‎, 28th March 2008 04:36
    • Replies: 1
    • Views: 2,156
    28th March 2008, 05:18 Go to last post
  20. volume of bellows counterlungs

    Just curious, as I have not yet seen an RB80-like rig...what is the expanded volume of the bellows counterlung?

    Started by OceanOpportunity‎, 27th March 2008 02:24
    • Replies: 1
    • Views: 1,380
    27th March 2008, 07:31 Go to last post

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