tools, materials & knowledge for model makers
When I run engines on compressed air I often wonder about the efficiency. A large electric motor driving a piston compressor that is in turn supplying a small engine that is sometimes barely able to overcome friction, sometimes quite powerful. So what is the end to end efficiency? So, I googled “Compressed Air System Efficiency” … Read more
This 5 Cylinder Rotary engine took some years from start to finish, a number of those years were down to us moving house and me not locating it after the move. The engine is approximately 85mm in diameter with the cylinder heads attached. As this is a rotary engine, the crankshaft is fixed and the … Read more
I designed and built this Wood & Metal Beam Engine with an intent on making it aesthetically pleasing. I’ve shared some of my design ideas and early sketches in a separate post. The engine was designed as I went, nothing that new there for me. The collection of images here show the fully completed engine … Read more