Sludge can ooze money
28 April, 2010For municipal and industrial applications, sludge dewatering with belt filter presses and plate filter presses has proven to be an economical means of reducing sludge volumes produced from wastewater treatment plants. Depending on the volumes to be treated, payback periods on the capital cost of a dewatering plant can be as little as three months and rarely exceeds 16 months. John Koumoukelis reports:
Wastewater company EWT marks strong growth with name change Down Under
01 April, 2010AJM Environmental Services (AJM), specialist provider of wastewater treatment solutions in Australia, has formally changed its name to Eimco Water Technologies Pty Ltd (EWT).
Decentralised sewerage solution
29 March, 2010 byYarra Valley Water (YVW) recently awarded Innoflow Australia/Orenco Systems with the contract to supply interceptor tanks and effluent filtration/pump packages for the community septic tank effluent pumped (STEP) wastewater collection system, for the Kinglake West Sewerage project.
Upgrade wastewater treatment plant
29 March, 2010Black & Veatch has confirmed that the company will be part of the Eastern Tertiary Alliance that will deliver the tertiary upgrade of the Eastern Treatment Plant in Melbourne, the largest activated sludge plant in the country. This follows the success of Stage 1 of the project, where Black & Veatch was asked to lead a series of technology trials to determine the preferred treatment technology to be used.
UV disinfection
26 March, 2010Advanced ultraviolet water treatment technology being introduced to Australia by CST Wastewater Solutions has demonstrated its potential for applications here after being installed on a semi-arid Caribbean island.
Tanac Tanfloc organic coagulant/flocculant
25 March, 2010 byTanfloc is a tannin-based flocculant/coagulant that can be suitable for wastewater treatment applications. Developed from Acacia tree bark, it is designed as an organic replacement for metal-based alternatives that use aluminium and ferric chlorides.
Rotorua District Council looks to gain value from biosolids
01 March, 2010Rotorua District Council (RDC) and Crown Research Institute Scion are joining forces to demonstrate a new approach to the management of organic wastes.
On-site wastewater systems for holiday homes
24 February, 2010As many embark on a summer holiday or perhaps are just returning from one, they may enjoy staying at their holiday home, a weekender, or have rented a house or apartment by the beach. Whatever you call it, if you own a property outside of main sewered areas that is used sporadically, you will have some very specific needs when it comes to a wastewater system.
Aquaconsult Anlagenbau Aerostrip fine bubble diffuser technology
02 February, 2010 byThe Aerostrip fine bubble diffuser technology from Aquaconsult Anlagenbau GmbH Austria is being deployed in Australia by Eimco Water Technologies-AJM Environmental Services (EWT-AJM). The technology has been used for applications such as: breweries, tanneries, chicken, lamb, juice and snack food manufacturers, as well as municipal STP sites.
Innovative decentralised sewerage solution for Kinglake West
02 February, 2010Yarra Valley Water has awarded Innoflow Australia/Orenco Systems with the contract to supply interceptor tanks and effluent filtration/pump packages for the Kinglake West Sewerage project.
Upgraded wastewater treatment plant
18 January, 2010 byOne of the UK’s largest wastewater treatment works (WwTW) is set to become a valuable source of renewable energy. The benefits of a major upgrade at Davyhulme WwTW in Manchester include the generation of electricity from biogas and the potential to provide a sustainable source of soil improver.
Wastewater treatment at staff amenities
18 January, 2010Located 40 km west of Dalby in Queensland’s Darling Downs, Origin Energy’s Darling Downs Power Station (DDPS) is a new gas-fired power station that will produce 630 MW of power when it commences operation in the first part of 2010.
Optimising thickener efficiency
03 December, 2009Once extracted from the ground, mined ore is subjected to a complex series of steps before it can be converted into its purest state ready for use. The continual improvement of these process steps is critical to ongoing profitability of mine operations.
Compact, expandable MBR for difficult environments
23 September, 2009The EPCO MBR system is said to provide high performance, reliability and longevity at a low operating cost. The modular design is adaptable to different production requirements and suited to wastewater treatment applications.
A sustainable option for residential wastewater
14 September, 2009Wherever there is no main sewer, generally in rural or remote areas, there is a need for an alternative system to deal with residential human waste. There are many companies offering an individual residential wastewater treatment system, with dozens of systems appearing on the state-approved lists (including septic tanks, aerated wastewater treatment systems and sand filters). The new kid on the block is Orenco Systems Incorporated’s AdvanTex which, whilst new to Australia is well tested with over 20,000 systems installed across North America, New Zealand and parts of Europe since its launch in 2000.
