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Forum Thread Details
  • Replies 3 replies
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  • oil
  • level
  • engine
Related

Engine oil level

Former Member
Former Member over 10 years ago


I would like to measure the level of a diesel engine's  oil through the dip stick tube using a Electro-Optic Type sensor. Diesel engine oil is very black. Could a Electro-Optic sensor be made that thin or is there another sensor that will do the job using the dip stick tube. This is to avoid damaging the engine while your driving the car.

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  • mcb1
    mcb1 over 10 years ago

    The major problem you have with any engine, is that the oil level is marked for when the engine is stationary.

     

    There is a huge amount of windage inside the crankcase with all the parts going around, and some of the oil is already around the engine.

    So therefore the level is less than the dipstick marking anyway ...just what it is varies greatly.

    I've never seen a dipstick system work on anything less than level ground, so if you are going uphill (or downhill) you might get false readings.

     

     

    In all the engines with the oil in the sump the dipstick protrudes past the end of the tube ...so another issue with holding the device firmly in place.

     

    If the Oil level is low, the temperature usually rises as it cycles through quicker, so you should see elevated temperature when it is low.

    What you will notice is a drop in the pressure, so IMO you'd be far better monitoring the temperature and pressure.

     

    Both are easy to do with automotive products that are reasonably cheap.

    Mark

     

    BTW I'm curious why this question is posted in the Eagle area?

    Did you choose to post it here, or did you post it in another forum.

     

    element14jamie

    nfusz

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  • mcb1
    mcb1 over 10 years ago

    The major problem you have with any engine, is that the oil level is marked for when the engine is stationary.

     

    There is a huge amount of windage inside the crankcase with all the parts going around, and some of the oil is already around the engine.

    So therefore the level is less than the dipstick marking anyway ...just what it is varies greatly.

    I've never seen a dipstick system work on anything less than level ground, so if you are going uphill (or downhill) you might get false readings.

     

     

    In all the engines with the oil in the sump the dipstick protrudes past the end of the tube ...so another issue with holding the device firmly in place.

     

    If the Oil level is low, the temperature usually rises as it cycles through quicker, so you should see elevated temperature when it is low.

    What you will notice is a drop in the pressure, so IMO you'd be far better monitoring the temperature and pressure.

     

    Both are easy to do with automotive products that are reasonably cheap.

    Mark

     

    BTW I'm curious why this question is posted in the Eagle area?

    Did you choose to post it here, or did you post it in another forum.

     

    element14jamie

    nfusz

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    • Vote Up 0 Vote Down
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