Alert icon
Alert icon
Alert icon
Alert icon
Alert icon
approtechie

Technology for Development

Loading...

1,049 subscribers
1,295,923 video views

Uploaded videos

1-10 of 58
  • Thumbnail
1:29 Two Rocket stoves made from cinder blocks approtechie 375 views 2 weeks ago Here are two versions of Rocket stove made in just minutes from cinder blocks, the smaller one from 5 blocks, the larger one from 6 blocks plus the base. Both use pot skirt...
  • Thumbnail
1:17 Gasifier cookstove with Stirling engine approtechie 1,288 views 1 month ago This is a first attempt at integrating my Stirling engine into my home-built coffee can gasifier cookstove. It's able to cook as usual but with the added benefit of getting...
  • Thumbnail
2:46 Simple pot skirt on Rocket stove for higher efficiency approtechie 2,275 views 3 months ago This easy-to-make pot skirt gives a big boost in cooking efficiency to this Rocket stove, and probably to many other types of wood stoves as well. Previously, without the s...
  • Thumbnail
2:40 2-minute 6-block Rocket stove approtechie 2,360 views 3 months ago This is a very simple Rocket stove that I made from six concrete blocks in about 2 minutes. I found it to work very well after the initial lighting and it burned clean and ...
  • Thumbnail
1:22 In-the-ground Rocket stove experiment approtechie 3,104 views 4 months ago I've been experimenting to see how a Rocket stove could be made simply and inexpensively by building most of it underground.This version is somewhat like a Dakota fire hole...
  • Thumbnail
4:24 DIY vortex gasifier cookstove from coffee cans approtechie 4,944 views 5 months ago This is the latest version of my pyrolyzing gasifier stove made from two sizes of coffee cans and a piece of stovepipe. I used a junked computer fan powered by a 9-volt bat...
  • Thumbnail
1:30 Oscillating cable drive teaching model, waterwheel and remote pump approtechie 1,889 views 6 months ago The Amish have long used this method to pump water from wells located some distance away from their stream-driven waterwheels. This is just a model to show the principle of...
  • Thumbnail
3:41 Stirling engine running on diy wood gas stove approtechie 5,693 views 6 months ago After watching all those gasifier wood stove videos here on YT I just HAD to make one and try it out on my Stirling engine. It needs tweaking yet but runs the engine fine f...
  • Thumbnail
2:55 Improved Stirling engine on oil lamp, propane approtechie 2,103 views 6 months ago After well over 100 hrs. of running time the crank finally broke. I redesigned it so there's less flex in it, put larger ends on it with larger bearings (3/16 x 1/2"). I al...
  • Thumbnail
3:19 Cow poop runs this external combustion engine! approtechie 3,100 views 7 months ago Biogas from a small digester I built runs my Stirling engine fan very well! You can see the beautiful blue flame, untreated biogas direct from the gas holder burning cleanl...
Alert icon
0 / 00Unsaved Playlist Return to active list
    1. Your queue is empty. Add videos to your queue using this button:
      or sign in to load a different list.
    Loading...Loading...Saving...
    • Clear all videos from this list
    • Learn more
    to add this to a playlist
    Advertisement