Tag: system design
Water treatment company H2O Innovation Inc. recently announced the acquisition of Itasca Systems Inc. in a $24 million deal. Itasca Systems provides specialized water systems engineering and technical services related to membrane filtration and other treatment technologies. This strategic purchase allows Canadian cleantech leader H2O Innovation to expand its engineering and system design capabilities in […]
Cation exchange is a critical process in wastewater treatment that involves the replacement of positively charged ions in the water with ions from a solid phase, typically a resin. This method is especially important for removing contaminants such as calcium, magnesium, and heavy metals from wastewater streams. By exchanging undesirable cations for more benign ones, […]
Pulsed UV systems represent a modern approach to wastewater treatment, leveraging the power of ultraviolet (UV) light in short, intense bursts to inactivate microorganisms and break down harmful pollutants. Unlike continuous-wave UV systems, which emit a steady stream of light, pulsed UV systems deliver UV energy in pulses that can be more effective at penetrating […]
Ultrafiltration is a compelling purification and separation technology widely used in the treatment of wastewater. This process utilizes a semipermeable membrane to separate particles and dissolved molecules based on size. Particularly efficient in removing bacteria, viruses, and high-molecular-weight substances, ultrafiltration serves as a pivotal step in refining wastewater to meet stringent environmental and health standards. […]
Light-emitting diode (LED) UV systems are revolutionizing the approach to disinfection in wastewater treatment facilities. By harnessing the power of ultraviolet (UV) light, these systems offer a chemical-free method for effectively inactivating pathogens in wastewater. Compared to traditional UV sources, LEDs operate with greater energy efficiency and possess a longer lifespan, enabling more sustainable and […]
Dissolved Air Flotation (DAF) is an effective process used in treating wastewater, specifically aimed at removing solids, oils, and greases. At its core, the DAF method involves supersaturating water with air under pressure and then releasing the pressure to form microbubbles that attach to particulates, causing them to rise to the surface, where they can […]
Recycle flow dissolved air flotation (DAF) is a water treatment process that leverages the power of microscopic air bubbles to separate and remove small suspended solids, grease, or oils from wastewater. Utilizing a pressurized stream of air, tiny bubbles attach to the particles, causing them to float to the surface, where they form a layer […]
Ultraviolet (UV) disinfection has emerged as a formidable and environmentally friendly method for treating wastewater. Unlike chemical approaches, UV disinfection relies on physical processes that neutralize pathogenic microorganisms by disrupting their DNA. This technology has found extensive application across the globe due to its efficacy in deactivating a broad spectrum of harmful microbes, including bacteria, […]
Aeration in Wastewater Treatment: Principles, Techniques, and System Design Aeration is a critical process in wastewater treatment that involves introducing air into sewage to enable aerobic biodegradation of pollutants. Microorganisms require oxygen to break down organic matter into harmless by-products, making aeration a vital component of biological treatment systems. By applying appropriate aeration techniques and […]