Sicily’s closed-loop glass recycling system is demonstrating how rethinking packaging infrastructure—not consumer ...

Shifting to battery-powered vehicles is an essential step in tackling climate change, but it's also creating worryingly large amounts of e-waste and demand for environmentally damaging mining. A new ...

A closed loop system is an environmentally friendly setup used to extract compounds from the cannabis plant. The system is referred to as a “closed loop,” because of the assembly of interconnected ...

Figure 1. A closed-circuit cooler. Photos courtesy of Evapco. It’s a common question during the early design phase of large mechanical systems: Is open- or closed-loop cooling equipment better suited ...

In feedback systems loop gain, open loop gain, and closed loop gain are all concepts that are important to understand. The transfer function for closed loop gain is: The quantity A is known as the ...