How to reduce the diameter of the dill bit cylindrical part to fit into a small chuck? It can easily …
Read more
Author: giodem
Solar tracking controller – installations
We have about 80 solar tracking systems in operation. Some of the early units are still in operation after 12 …
Read more
A razor sharp heliostat
In this video I explain how to make an heliostat, which is a mirror that orient itself automatically to reflect …
Read more
Anemometer trigger board
When the wind speed exceed the set value, the two relay outputs will open the contacts. This can be used …
Read more
Use Arduino timers like PLC timers
Using a On-delay timer in a PLC is straight forward, and with this clever function is easy on an Arduino …
Read moreFriction coefficients
Material Static Dynamic or rolling Steel on steel 0.74 0.57 Steel on steel lubricated 0.11 0.05 Aluminum on steel 0.61 …
Read more
Sun tracking control system for CSP
Sun tracking control system for EuroTrough parabolic concentrator, PreciSun ST1000. This control system is fully automatic, easy to install and …
Read more
Sun tracking control system for PV
Universal solar tracking controller, based on a Sun direction sensor. Easy to install, works automatically.
Read more
Direct start of a three phase motor and inversion of rotation
The circuit is suitable for controlling an automatic gate. The opening takes place when pressing the button [Pa]; the closure …
Read more
Portable Sun radiation meter
Features: Measurement range: 10-2000 W/m2 Display: high contrast liquid crystal display with 13 mm digits, comfortable reading also in direct …
Read more