Bikes taking up space for customers of the public transport is a false myth. The reality is that public transport …
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Author: giodem
Solar energy consultancy
Solar energy is mostly exploited to produce electricity with photovoltaic panels (PV). A less known technology for produce electricity is …
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The carbon cycle: why do we need renewable energy?
A bit of history of the Earth and its atmosphere When forming the terrestrial atmosphere was completely incompatible with life …
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Tips for good PLC programming
Advices for making good PLC programs, easy to debug, easy to understand, and safe to run. Before you start coding …
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Spinner anemometer animation
Here you can see 10 seconds of spinner anemometer measurements made on a Vestas V52 850 kW wind turbine installed …
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Star Delta starter for a three-phase asynchronous motor
The Y-D starting is a type of motor startup at reduced voltage which is useful to start the motor smoothly, …
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Bike Sharing: love it or hate it?
Many people talk about “success” of Bike Sharing systems. Seeing that when I was living in Barcelona (from March to …
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LT Spice repetitive signal
PWL that loops forever LT Spice – How to simulate a repetitive signal? There is a quick and easy way …
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Biking infrastructure guide – Copenhagen
In Denmark, the technical characteristics of the cycling infrastructure are defined with simple rules, in relation to the speed of …
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Wind turbine coordinate reference system
To use this image you have to cite: Pedersen, T. ?F., Demurtas, G., and Zahle, F. (2015) Calibration of a …
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