HMI Archives - OH-Engineering

Pid Demonstration RIG part 3: The Build Video

It has been a long time in the making but now it is finally here. The companion video to my articles in the PID regulator series. It isn’t much and there are some things I will do differently in the future but for a first video I have to say I am pleased with it. […]

PID demonstration RIG Part 2: Hardware

If you haven’t read PID Demonstration RIG part 1: Software I highly advise you to do so before continuing, otherwise it might be a bit hard to follow along. When building stuff like this it is really awesome to have a 3D printer If you can come up with an idea and model it in […]

PID demonstration RIG Part 1: Software

Introduction In the PID regulator article I mentioned that I had an upcoming project utilising a PI regulator, this isn’t it, but when I was writing that article I though to myself that there must be a simple way of demonstrating visually how the different parts of a regulator effect the system as a whole. […]

Why HMI:s should be made intuitive

Take a look at the picture above and try to imagine how long it took the astronauts to learn the position and function of every button on there. The picture is of the interior of Apollo 11’s Command Module “Columbia” . Photographer Eric Long, Courtesy of the Smithsonian’s National Air and Space Museum I am […]