Going with the flow

Unitywater provides water and sewerage services across south-east Queensland, Australia.
It owns and operates 17 sewerage treatment plants within the Moreton Bay, Sunshine Coast and Noosa regions, supporting more than 820,000 people in the state of Queensland.
It provides its customers with a highquality, safe and reliable water and sewerage service that is economically and environmentally sustainable.
When a series of pump blockages at the Deception Bay pumping station led to a significant increase in maintenance costs, Unitywater engaged ABB Value Provider, Control Logic, to come up with an innovative technology-based solution to help get back its wastewater flow.
At a facility that pumps more than 1.2 million litres of wastewater a day, the manual removal of blockages and monthly cleaning was becoming a regular occurrence.
Due to the immense size and weight of the submersible pumps, specialised lifting equipment had to be employed to replace the pumps each time a blockage occurred.
If both pumps were to fail simultaneously, additional pumping equipment would have to be transported to the site to ensure that flow continued, thereby...

To continue reading this article you need to be logged in. Register for free or log in here.

192 queries in 0.441 seconds.