tools, materials & knowledge for model makers
Here I’m going to have a look at a couple of designs for steam raising blowers. I’ve made these for the small vertical boiler. What I didn’t realise was the effect they would have on the heat output of the burner, we will come to that later. Electric Fan I took inspiration for the aluminium fan … Read more
One of the most important considerations in fan design is that the fan must impart a uniform velocity over it′s entire area. There are several simple relationships between fan capacity, pressure, speed, and power, which are referred to as the fan laws. The first three fan laws are the most useful and are stated as … Read more