The history of balancing goes back to the 1940s, when the need to adjust flow distribution in heating systems was realized to achieve the desired indoor temperature in a building. Oversizing ...

This technology helps block contaminants from entering or leaking out of clean rooms in biotechnology, pharmaceutical, and semiconductor manufacturing settings, preserving the sterile conditions these ...

ASHRAE 90.1 addresses efficiency for chilled water pumping systems with guidelines for controls that result in pump motor demand of no more than 30% of design wattage at 50% of design flow. The ...

Some of the applications mentioned here require a room that maintains a higher or lower pressure compared to the surrounding ambient environment. If the isolated room has greater air pressure, it is ...

Setting up a pressure control process involves choosing between absolute pressure and gauge pressure. For a number of applications the choice could be to stick to an established convention, however ...

This article describes how a multivariable pressure transmitter with built-in dynamic compensation can correct for many of the errors and inaccuracies that can occur in differential pressure based ...