July 29, 2021
These days, I get involved in a lot of discussions about “digital twins”. One of the most common questions is, “What is a digital twin?” With so..
July 8, 2021
No one likes to have very low pressure at their home or business, and low pressure is one of the most common complaints water systems get from..
June 22, 2021
Part of my job is to keep track of water and sewer modeling research. I’m constantly reading journal papers or attending conference sessions to..
June 16, 2021
Last fall, I did a hydraulics quiz and readers seemed to enjoy it. So, here’s another one. See how you do and feel free to share. Answers are at..
June 8, 2021
I’ve had a long love affair with dimensionless numbers. In hydraulics in particular and transport phenomena in general, dimensionless numbers help..
June 1, 2021
In most of our water distribution modeling, we use a demand-driven approach. The user enters a demand, and the model calculates the flows and..
May 26, 2021
The most common question in pump selection these days is whether to use variable or constant speed pumps.
May 21, 2021
Are you spending time on water distribution network modeling tasks that you wish could be automated or simplified?Whether you are an existing user..
May 18, 2021
One of the most fundamental decisions made in wastewater collection system design is choosing between a gravity or pressure sewer system. (Yes,..
May 10, 2021
We all know that as two flows meet, according to the Law of Conservation of Mass, the resulting flow will be the sum of the two flows.