What happens to the noise level in a water distribution system as pressure increases?

As pressure increases in a water distribution system, the noise level typically increases due to a variety of factors. When water is forced through pipes at higher pressure, it tends to flow faster, which can cause turbulence. This turbulence creates sound waves, leading to an increase in noise levels.

Additionally, if the pressure reaches levels that exceed the design specifications of certain components, it may result in water hammer or vibrations due to the sudden changes in flow, further contributing to the overall noise.

In contrast, a quieter flow is generally associated with lower pressure, as the water moves more smoothly and with less turbulence. Overall, the relationship between pressure and noise is directly correlated; as pressure rises, the flow tends to become noisier.