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  • Users: Apakrat
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  1. Apakrat

    Still Learning & Need Help-----

    This is probably a simple hydraulics 101 problem but my 75 year old brain is totally blank on how to estimate the flow velocity of water given only the average slope of a river bed and average water depth. Any suggestions using calculations with simple algebra formulas? At 74th year...
  2. Apakrat

    Need help confirming waterwheel formulas- - - - - - -

    I have a working knowledge of geometry, algebra, and trigonometry but absolutely nothing about calculus. Usually, when using metrics, I convert to feet, gallons, etc to be comfortable because this “SI” is almost baffling if it were not for a couple of conversion tables found on the Internet...
  3. Apakrat

    My question is about specific gravity of flowing water.

    If one cubic foot of river water at 62.4 lbs. is moving 5 ft per second at the surface of a river is moving 312 lbs per second, is one cubic foot of river water between 9 & 10 feet below the surface moving 3120 lbs. per second??? At 74th year working on IR-One2 PhD from UHK - - -
  4. Apakrat

    Diesel-Electric hybrid vrs Gasolene-Hydraulic hybrid?

    Have waited for someone to pose a question about the UPS hydraulic hybrid truck as show at http://auto.howstuffworks.com/hydraulic-hybrid3.htm, I'll try to make a stab at a reasonable question. What are the negative engineering reasons a modern automobile is not using hydraulic motors to...
  5. Apakrat

    Cleaning Wind Charger Tower, Turbine Blades, etc.?

    Scuttlebutt amongst my evening coffee time friends is that somebody, somewhere, has built a machine for climbing and cleaning Wind Charger Metal Towers, turbine blades, etc. Am told the machine in on fiber tracts with magnets embedded. Every way I ask Google takes me, at best, to cranes...
  6. Apakrat

    Off shore HWAT gathering system?

    Would Y’all please enlighten this ignorant old coot on a thingy that has been troubling me for some time? How will the electricity be gathered and “safely” transported at the HAWTs generating electricity, planned to be located about 25 miles from the coast of Cape Cod, in the middle of...

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