#3. Heat exchanger. Version 2.

November 8, 2019 • ☕️ 2 min read

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  • Greetings, boys and girls!
  • Today will be the second part of the Ballet de la Merlaison
  • we’re taking “Plan B”
  • In the previous series we took “Plan A”
  • but that didn’t work
  • “Plan B” consists of making heat exchangers like this
  • So, we have a pipe
  • One central pipe
  • I’ll show you how it’s made
  • Here’s the Schrader valve
  • And here’s the half inch thread
  • It consists of: 15 mm pipe
  • here we have a 45 degree angle
  • we’ve been soldering it in the first part of the series, and a thread
  • The only thing is that the thread should probably be soldered last
  • but all pipes are already soldered
  • it really doesn’t matter too much
  • Next. Three pipes are used.
  • 15 and 22 mm
  • and for these pieces I use 18 mm pipe
  • So, what are we doing?
  • We’re putting 18 mm pipe on
  • Here’s the 18 tee. It comes into 22th pipe by outer diameter
  • And here we have 18th pipe. So we’ve got a thing like this.
  • Whoops, and we put it on. If we didn’t have this
  • intermediate 18th pipe, we’d have a big gap.
  • And now we simply solder this twice. This pipe is a bit longer
  • It is used to connect the tees together
  • From this side we also have intermediate pipe
  • And it also will be soldered
  • The thing that I showed you earlier, that’s how it will look.
  • I soldered two pipes at once, but then, when I started to assemble the * thing.
  • I saw that it’s not going well.
  • I’ll try to solder half-assembled device.
  • We’ll have the same, symmetrical part here
  • So it’ll be like that:
  • Internal pipes for the geoprobe with the Schrader valves
  • You’ll see everything
  • The half of the heat exchanger is soldered
  • I think, it’ll look prettier after some cleaning
  • I ran out of oxygen again.
  • I probably should refuel with a large balloon
  • So, now we have a heat exchanger like this
  • these are the Schrader valves on the geoprobes
  • For refueling
  • This is the level
  • The plan is to fill freon somewhere at this level
  • So we could see how much fuel the system has
  • If the level goes down
  • This branch is now shut.
  • If these heat exchangers won’t be enough
  • I mean, wells
  • We’ll be able to extend the system
  • This branch is especially for the freon. Here’s one. It is now shut for * compression
  • And the second one, which is going to be used here
  • It has a Schrader valve installed on it
  • Also for the compressing of the freon part of the heat exchanger
  • Here’s how it looks. As my colleague said: “It looks like the Iron Throne”
  • Not everything is cleaned yet
  • Only half of the heat exchanger is cleaned
  • and the other half is not cleaned yet
  • Here’s out pit
  • It now has some waterproofing
  • The empty space near the walls will be covered with clay
  • These freaking cats everywhere…