Solid-liquid filtration: Understanding filter presses and belt filters
WEBOct 8, 2012 · Features. Filter presses and belt filters are the workhorses of the solid-liquid filtration world. Together they account for a significant portion of the slurry de-watering and washing procedures that take place in industry. Trevor Sparks outlines some of the advantages and disadvantages of these different technologies and suggests some ways in ...
Biological water treatment: MBBR and IFAS technology
WEBOct 6, 2017 · The term MBBR is the abbreviation of moving bed biofilm reactor, while IFAS stands for integrated fixed film activated sludge system. At a first glance, this seems to be a simple concept: a reaction tank is filled with a plastic-made carrier which is mixed in water or in a water/sludge mixture, respectively. The difference between IFAS and MBBR ...
Effective and proven ways to purify your water at home
WEBJun 10, 2022 · Teabags. You can use a tea bag to filter water easily. Place the tea bags in a large container and add enough water to cover them. Let the tea soak for 30 minutes, then strain the water and drink it. You can use a few tea bags over an extended period if you don't want to change them out often.
Rapid gravity sand filters: Developments in filter floor design
WEBMar 23, 2009 · The current design was developed in the late 1990s and is called a low profile block (LP block). This is a single block measuring 412 mm wide by 225 mm high. The block is split into two channels. The block's lower …
Filtration and Separation - Micronics acquires National Filter Media
WEBFeb 22, 2022 · Founded in 1906, National Filter Media has its corporate office and manufacturing division in Salt Lake City, Utah. With the addition of National Filter Media, the filter media that Micronics Engineered Filtration Group will now manufacture in-house includes belt press dewatering belts, pressure leaf filter media, horizontal vacuum belt filter media, rotary vacuum drum filter media, rotary ...
Parker Hannifin and Fraunhofer Institute renew fuel cell filter ...
WEBAug 30, 2024 · For fuel cells to function effectively, the air entering them must be free of contaminants. The test rig developed in the previous phase of the partnership allows Parker and Fraunhofer to ensure that filters used in fuel cells can effectively remove harmful gases such as NOX, SOX, ammonia, and volatile organic compounds.
Filtration and Separation - Pentair announces recipients of 2024 ...
WEBAug 16, 2024 · In 2024, the Pentair Foundation is awarding grants to organizations that focus on reducing water stress and building ecological resilience, improving water quality and reducing single use plastic water bottles, and increasing water safety and improving water-related wellbeing.
Granular filter media: Evaluating filter bed depth to grain size ratio
WEBDec 4, 2012 · Figure 1: Typical 0.5 mm filter sand categorised as a sub-angular shape. Figure 2: New 0.9 mm anthracite media, the crushed shape makes it angular and irregular with a visible external surface roughness dominated by 50 to 300 micron ‘pores’ Figures 3a and 3b: Images of the rough engineered ceramic media ‘Macrolite’ show the highly irregular surface on a spherical particle.
Flue gases: Gypsum dewatering in desulphurisation
WEBSep 25, 2012 · The combustion of sulphur containing fossil fuels requires downstream flue gas cleaning, which is often accomplished by wet processes. This is where the raw flue gas is cleaned in an absorption wash tower where the sulphur dioxide reacts with an aqueous slurry of limestone to form gypsum. Roland Küspert and Gernot Krammer of Andritz describe the process and ways in which it can be optimised.
Oil and gas: Separation processes in oil and gas extraction
WEBFeb 29, 2012 · The systems involved in the extraction of crude oil and natural gas from their sources are a vital industrial application for filtration and related separation equipment. The processes involved are in a state of considerable change, under pressures of all kinds: technological, environmental and economic. Ken Sutherland reviews the impact of these changes on the requirements for this equipment.