Cameras in Engine Room

Discussion in 'OnBoard Electronics & Controls' started by mydauphin, May 9, 2012.

  1. keysdisease
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    keysdisease Senior Member

    For the size and type vessel mydauphin is talking about there is no regulation or requirement.

    I agree that unless someone is looking at the display they are of limited use, my point is, with the cost of these camera's being so low and with no need for a dedicated display, there is no really good reason not to install them. They may be of limited use, but when an alarm or idiot light goes off the ability to instantly see the engine room could be very valuable.

    Steve
     
  2. CDK
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    CDK retired engineer

    I agree that without anybody watching the display, cameras don't do much good.
    But instead of sitting in front of the display day and night, you could use an old laptop and run frame grabber software that compares changes in the picture and warn you if more than a certain number of pixels have changed. Intrusion alarm system with video cameras work that way without supervision.
     
  3. mydauphin
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    mydauphin Senior Member

    That is idea
     
  4. Tim B
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    Tim B Senior Member

    The open-source world has been developing frame-grabbing and image differencing software for some time now. The hardware is low cost (depending on what you want, of course). It's all possible.

    However, if you're that worried about leaks, and machinery condition, you're probably missing something on maintenance (how often do you check your car engine to make sure it won't explode?).

    I see cameras in the engine room as a useful security and safety feature (to determine if anyone is in the engine room), or perhaps as an aid to maintenance (as in an endoscope), not as a fault-detection system.

    Cheers,

    Tim B.
     
  5. mydauphin
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    mydauphin Senior Member

    Agreed, camera is not there to reduce daily maintenance checks. The one thought I am developing here is, I think I am going to need three cameras.

    Two infrared looking at the rear engine fixed on shaft, tranny and exhaust, and another with lighting, zoom and controls that I can use to see other places... lol

    Or may be 1 good camera or may be 2 fixed, or may be 3 ... or may I get an R2d2
     
  6. BertKu
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    BertKu Senior Member

    I fully agree with you, like I also said in thread 14. However where does one get the grabber software from. I am not running unix or linix but Windows7, thus the command comp cannot be used by me or any of the other Unix differential software. Do you have a name and a web address for us. ?
    Bert
     
  7. BertKu
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    BertKu Senior Member

    For the exhaust , Practical Boat Owner June 2012 issue page 67 has an inexpensive DIY heat alarm system, to build it yourself. (If everything else fails) Bert
     
  8. CDK
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    CDK retired engineer

    When I bought a few Chinese wireless cameras last year there was a package called Easycap included. It works with a USB stick that converts composite video and audio to MPEG-1. The software has a lot of options to grab single picture frames, both manual and automatic.

    I installed it on an old Compaq laptop that was supposed to monitor two cameras, one near the front gate, the other one watching our boat. It didn't work because the usb port of the laptop was too slow (USB1.0) for the camera signals, so I discarded the whole project.
     

  9. BertKu
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    BertKu Senior Member

    Thanks CDK, I googled and apparantly it is a free download. I will see whether I will have time before I fly and play around with it. Thanks for the info.
    Bert
     
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