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Pumps, commercial
Looking for an energy-efficient pump?
Variable frequency drives
A variable frequency drive (VFD) is a piece of equipment that, when added to an induction motor, lets you adjust its
Electric motors
Regulations set a minimum energy efficiency level
Compressed air systems
Looking for an energy-efficient compressed air system?
Arc welding
Looking for an energy-efficient arc welding machine? An arc welding machine is a device used for fusing met
Passive vs. Active Sensing
So far, throughout this chapter, we have made various references to the sun as a source of energy or radiation.
Characteristics of Images
Before we go on to the next chapter, which looks in more detail at sensors and their characteristics, we need to defi