Pops's Recent Activity

Help Support HomeBuiltAirplanes Forum by donating:

  1. Pops liked TMann's post in the thread Vacuum Infusion Demo - 2019.

    We will be doing the Vacuum Infusion Demo again this year at Oshkosh. You can find us in the white tent next to the Replica Fighters...

    Jun 18, 2019 at 9:59 PM
  2. Pops liked 12notes's post in the thread The future in an aircraft charging system.

    If the mixture is slightly rich, adding air to hot exhaust might raise the temperature, as it provides oxygen for the unburnt fuel. Not...

    Jun 18, 2019 at 9:57 PM
  3. Pops liked pictsidhe's post in the thread The future in an aircraft charging system.

    Hmmm, would it be possible to machine some fins off a VW head and replace with a TEG and heatsink? Size it well, you could improve the...

    Jun 18, 2019 at 9:56 PM
  4. Pops replied to the thread The future in an aircraft charging system.

    I should have worded it different. Didn't mean to say to use Scat tubing, just the idea of high pressure air piped in to the cooling...

    Jun 18, 2019 at 7:25 PM
  5. Pops replied to the thread The future in an aircraft charging system.

    Run air ducts to the cooling fins like an oil cooler. Short pieces of scat tubing weighs very little. Thin cooling fins like used in an...

    Jun 18, 2019 at 4:38 AM
  6. Pops replied to the thread Propeller for the CX4.

    The first 32 hrs on the SSSC was with a 1200 cc, 40 hp VW engine with a 54"x 22" Culver prop. 3600 rpm on WOT on climb at about 550...

    Jun 18, 2019 at 3:14 AM
  7. Pops replied to the thread The future in an aircraft charging system.

    That is what I was thinking. VW valve pans welded up from aluminum, Flat surface instead of rounded. Also could be used under the...

    Jun 18, 2019 at 3:01 AM
  8. Pops liked Vigilant1's post in the thread The future in an aircraft charging system.

    Wow, I haven't looked at these in a long time, they have really come down in price. It looks like it would take a lot of them to provide...

    Jun 18, 2019 at 2:52 AM
  9. Pops replied to the thread The future in an aircraft charging system.

    Looks like at this time they will not take that high of a temp to use the exhaust.

    Jun 18, 2019 at 2:08 AM
  10. Pops posted a new thread.

    The future in an aircraft charging system

    Been looking at Thermoelectric generators. Would be nice to have the valve cover pans and oil pans on the engine generating the...

    Forum: Hangar Flying

    Jun 18, 2019 at 1:32 AM
  11. Pops liked Jay Kempf's post in the thread Mathematics / physics.

    I so struggled in school. Mainly because there was no relevance. Now I devour everything, math, physics, management, material science,...

    Jun 18, 2019 at 1:26 AM
  12. Pops liked pictsidhe's post in the thread Wing weight.

    Do you have a citation for those of us who don't like sitting through videos? I had a look around assakkaf.com but couldn't find...

    Jun 17, 2019 at 11:14 PM
  13. Pops liked BJC's post in the thread Optimum Plans Pricing.

    The price of plans as a percentage of the airplane cost is not relevant. What is relevant is the quality of the airplane as well as the...

    Jun 17, 2019 at 6:49 PM
  14. Pops replied to the thread Optimum Plans Pricing.

    When I buy a set of plans I expect 100% of the drawing and dimensions to build the complete aircraft. You don't get that on all the...

    Jun 17, 2019 at 6:48 PM
  15. Pops liked rv6ejguy's post in the thread Moment of Inertia Formula.

    I believe they're one in the same. I used the bifilar method to measure the MMOI on all my engine, flywheel and redrive parts when I did...

    ejflywheel4.jpg 8346.jpg ejflywheel5.jpg Jun 17, 2019 at 1:59 PM
arrow_white