Keeping Pressure Balanced with a P V Valve
Most people don't spend much time thinking about it, but a p v valve is essentially the lungs of a storage tank. If you've ever seen a giant fuel tank or a chemical storage vat, you might have noticed a small, unassuming piece of hardware sitting on the roof. That's the pressure vacuum valve, and honestly, it's one of the most important safety features in the entire facility. Without it, those massive steel structures would be prone to collapsing like a crushed soda can or, in the worst-case scenario, popping like an overinflated balloon. ...