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joelvh1

joelvh1's channel

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1 subscribers
17,384 video views
  • joelvh1 joelvh1 commented 1 month ago

    Black Bear road kill waiting to happen

    Bear walking down the road

    joelvh1 said:

    @rossy048 Ya gota love Great Adventure.

    • Controlling Fuel Flow in a Jet

      Jet fuel nozzles, ignitors, combustors, fuel lines, a look inside the combustor of a real turbojet engine, and I try to explain how it all works.

      joelvh1 said:

      Hello Jay, I can't get enough of these videos, there always so interesting to watch. I should have been a jet engine mechanic (maybe in my next life). Quick question, is the purpose of the VSV's to control the air/fuel mixture for optimal engine eficentcy or does it serve some other function?

    • Inside a Planetary Reduction Drive

      We reassemble an axial flow air turbine starter, looking closely at the planetary gear reduction section.

      If you hated shop class, you'll have the ...

      joelvh1 said:

      Jay, your channel is like the "This old house" of jet engine repair. You should get some sponsors. Great Job again, keep up the good work. Is the cut off you mentioned triggered by air pressure or something else.

    • Turbojet or Turbofan - Turbine Engines : A Closer Look

      Following last week's review, we take a closer look at the various typres of large gas turbine engines and how they are modified from aircraft powe...

      joelvh1 said:

      Thank you for explaining the minor details of the jet engine world. I was at a semi-local aircraft museum and examined a PW4098. Your lectures really helped me to understand the inner workings of aviation propulsion, Thank you. It made the trip to the museum al that more enjoyable. Changing the s...

    + 3 more videosshow less

  • joelvh1 joelvh1 commented 5 months ago

    joelvh1 said:

    @mikegrossman Nice rosters tail on that boat. I know that place, Is that pond open to all or do you need to know someone to use it? I got my son a dual electic motor boat but don't know where to take it.

    • joelvh1 said:

      Nice rosters tail on that boat. I know that place, Is that pond open to all or do you need to know someone to use it? I got my son a dual electic motor boat but don't know where to take it.

    • An interesting visitor

      mountain lion outside the house

      joelvh1 said:

      @TheGwynnch Was there a point during or after taking this video, at which you were thinking about putting up blinds or curtains? Great video by the way, I wasn't even there and I had a cold chilling feeling come over me.

    • My Cats Hanging Out with the Eagles

      I had gone on a short errand and when I came home I found the cats hanging out with these 2 eagles. During the summer these same two eagles hang o...

      joelvh1 said:

      Great Video! I have a couple of Eagles that live near my house by they never get that close. Thank you for posting these truly amazing glimpses of Alaskan wild life.

    + 2 more videosshow less

  • joelvh1 joelvh1 uploaded 6 months ago

    Sun Rise at the Jersey Shore

    A Sunrise on the Jersey Shore.

  • joelvh1 joelvh1 commented 8 months ago

    J47 Turbojet test run 2

    The second run of the J47, where we test the emergency fuel regulator. Since I'm running the engine, I have two guest camera operators: Byron Westg...

    joelvh1 said:

    Hi Jay, Would the inlet screen prevent critical damage from a bird-strike? Keep up the great videos. Jet Engine Tutorial Series (JETS)

  • joelvh1 joelvh1 uploaded 9 months ago

    Merrill Creek Reservoir, Bald Eagles

    Hanging out at Merrill Creek Reservoir and I managed to film this. I think a Bald Eagle parent is saying in its own way, "It's time to move on", to...

  • joelvh1 joelvh1 commented 11 months ago

    Rolls Royce Olympus lll

    An Olympus from an electrical generating facility had a blade fail in its HP turbine. It was sent to Maddex Turbines for repair. We've replaced the...

    joelvh1 said:

    Great video Jay, I thought the multiple camera views during the startup sequence were especially interesting to watch. Too bad you couldn't loop around some of the heated exhaust for your comfort control, but I'm sure you are quite used to the cold temperatures by now.

  • joelvh1 joelvh1 commented 1 year ago

    Anti Ice System 2 - Turbine Engines: A Closer Look

    We take a look at the systems on a couple of GE J79 turbojets, and try to trace the path of flow of hot air which keeps the intake free of ice.

    joelvh1 said:

    @AgentJayZ Thank you, I was curious about that. Keep up the great work on the videos, there really cool.

  • joelvh1 joelvh1 commented 1 year ago

    Titanium!

    Turbine engines use a variety of titanium alloy parts.Shop Kitty and I compare the properties of this delicious metal with some other more familiar...

    joelvh1 said:

    Have you ever considered making a Compressor / Turbine Blade wind chime?

    + One more videoshow less

  • joelvh1 joelvh1 commented 1 year ago

    J79 Main Coupling - Turbine Engines: A Closer Look

    Ever wonder what holds the compressor and turbine together? It seems every jet engine has a different design for the main turbine-to-compressor cou...

    joelvh1 said:

    @AgentJayZ Cool, I'll be checking it out.

    Thank you for the information and the link.

    • joelvh1 joelvh1 commented 1 year ago

      joelvh1 said:

      Is reason for the coupling nut being hollow, to allow hot gasses to pass from the back of the engine to the front for de-icing?

      If so, where are the hot gasses redirected from?

      Is the purpose of the coupling nut to hold all of the separation force between the compressor and the turbine or is...

    • joelvh1 joelvh1 commented 1 year ago

      joelvh1 said:

      I guess that cross threading that one would create a really big problem.

      Turbine engines are the best. Have you ever heard about how the US and Russia made nuclear turbines? I just watched a documentary on that here on the web, Crazy stuff.

      Watching these videos gives the viewer a feeling like...

    + One more: Commented, Commented, Likedshow less

  • joelvh1 joelvh1 uploaded 1 year ago

    Close Call Eagle Vs Cat

    Eagle takes a swipe at curious cat

    • joelvh1 joelvh1 commented 11 months ago

      joelvh1 said:

      @pla1554alaska - It's actually a slow motion view of the video you posted. I left comments on your video and I wanted to place a link to this for you as well. I guess this kind of thing doesn't happen often with the cats, right?

    + One more: Commentedshow less

  • joelvh1 joelvh1 commented 1 year ago

    An Eagle Slaps My Cat avig

    It was Thanksgiving morning and I noticed about 20 eagles fighting over some slab of food. This eagle won the fight and went on the hill next to m...

    joelvh1 said:

    I did a slow motion play of this video and it appears the eagle almost got Avig. The snow pushed out behind the Eagle is snow being ejected by the right claw after the missed strike. Please be carefull Mr. Avig you would be missed by all who love these fun and funny videos.

    • joelvh1 joelvh1 commented 1 year ago

      An Eagle Slaps My Cat avig

      It was Thanksgiving morning and I noticed about 20 eagles fighting over some slab of food. This eagle won the fight and went on the hill next to m...

      joelvh1 said:

      That looked more like a failed front right claw attack to the head of Avig. Followed by a right wing slap to the head. Glad to see Avig is still with us.

    + View allshow less

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