It swirls!

Dear rocket fans, We spent quite a bit of time preparing to solder the first brass swirlers. The idea was to solder them in vacuum. For that we made a nice little stainless steel chamber Read more…

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The nitrogen evaporator

Dear readers, Not long ago we received a nice item from PH Spaanteknik which has once again helped us with some CNC machining. Jakob has spent a lot of hours this time and we are very grateful. So, Read more…

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Swirlers from Jutland

Dear readers, As you know, we have decided to test the swirl injector concept for BPM100 in a BPM5 scale. We believe it increases the likelihood of landing a good BPM100 design and avoiding an Read more…

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BPM-5 with swirlers ?

Dear readers, The first 100 days in the BPM-100 project has come and gone. And no, unfortunately we haven’t got a working engine here in the workshop. We’ve decided to be a little more thorough Read more…

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Swirlers

As you probably remember, our BPM5 engine uses a relatively simple injector technology. Simple in the way that it is a cylindrical disc with a whole lot of holes in which leads fuel and LOX Read more…

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BPM100 status

It is about time with an update on the BPM100 engine. Let’s start by looking at the dimensions and engine specifications. First, as the name indicates it will be a 100 kN engine. But 100 Read more…

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BPM100 DPR?

Dear readers, Designing the world’s largest amateur rocket is not an easy task. It’s an iterative process with a lot of dependencies. One of the very important dependencies relates to the rocket’s “propellant delivery system”, Read more…

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