by Paul O'Callaghan | Sep 30, 2010 | Articles, Downloads, News
Decentralised wastewater management is an alternative approach to centralised wastewater management which encourages the use of satellite and catchment based treatment options. As urban centres around the world continue to expand, the decentralised model is gaining...
by Paul O'Callaghan | Sep 30, 2010 | Downloads, News, Presentations
Introduce a new way of generating UV light Uses Microwave energy as opposed to electrical energy As a result, bulbs do not blow Download Full Presentation
by Paul O'Callaghan | Sep 30, 2010 | Articles, Downloads, News
Demonstration – Scale Test Results Abstract VERTAD™ is an auto-thermophilic aerobic digestion process, employing an in-ground vertical reactor to aerobically digest mixed primary and secondary wastewater treatment solids. The process occupies a minimal...
by Paul O'Callaghan | Sep 30, 2010 | Articles, Downloads, News
Locating the reactor in wastewater treatment plants underground offers the potential to lower visual and odour impact. Here, Paul O’Callaghan describes a plant system that can take the reactor system down approximately 300ft. [ … ] Download Full...
by Paul O'Callaghan | Sep 30, 2010 | Articles, Downloads
There is Energy in Wastewater The energy in the wastewater produced by one person each day could power a 100 watt light bulb for 5 hours [ … ] Download Full Article
by Paul O'Callaghan | Sep 30, 2010 | Articles, Downloads
In 2008 there was a total of $8.4Bn of Venture Capital invested in the CleanTech sector, however less than 2% of the total amount invested went into water technologies. The feedback from the Venture Capital world is that while they are interested in the water sector,...
by Paul O'Callaghan | Sep 30, 2010 | Articles, Downloads, News
We produce one type of water, potable water, we use it have ‘use once’ approach to water, currently, which would be the exact opposite of a cradle to cradle approach. We take fresh water filter it, chlorinate it, distribute it, lose anywhere from 30%-60% in that...
by Paul O'Callaghan | Sep 30, 2010 | Articles, Downloads, News
Every person produces approximately 1.2kg/annum of phosphorus. This is typically conveyed to a wastewater treatment plant. In the United Kingdom, the annual phosphorus load from human sources which is present in wastewater is therefore approximately 72,000 tonnes....
