advanced oxidation water treatment Articles

Advanced Oxidation: Water Treatment Solutions for PFAS, GenX & other Emerging Contaminants

According to recent data, published by EWG, 110 million Americans could possibly have Perfluoroalkyl and Polyfluoroalkyl substances (PFAS) contaminated drinking water sources. While these chemicals have been in use for many years, the extent of their environmental and human impact is only just beginning to surface. As of March 2020, the Environmental Working Group (EWG) ...

Apr. 13, 2020

By Genesis Water Technologies, Inc.

HiPOx Case Study – AOP Water Treatment for Polyester Manufacturing Facility In South Korea

On April 11, 2005, APTwater (formerly known as Applied Process Technology, Inc). won their First International Order for 1,4-Dioxane Industrial AOP Wastewater Treatment, for a HiPOx advanced oxidation water treatment system that removed 1,4-Dioxane from industrial wastewater in South Korea. The HiPOx system will operate at a flow of 180 to 200 gallons per minute, reducing 1,4-Dioxane ...

Jan. 16, 2019

By APTwater LLC

GWT: AOP Treatment Solutions that Protect the World from PFAS, GenX and Other Emerging Contaminants in Drinking Water & Wastewater

According to recent data, published by EWG, 110 million Americans could possibly have Perfluoroalkyl and Polyfluoroalkyl substances (PFAS) contaminated drinking water sources. While these chemicals have been in use for many years, the extent of their environmental and human impact is only just beginning to surface. As of March 2020, the Environmental Working Group (EWG) had identified 1,477 ...

Apr. 13, 2020

By Genesis Water Technologies, Inc.

Effect of advanced oxidation processes on nonylphenol removal with respect to chlorination in drinking water treatment

Any nonylphenol compounds found in water have to be removed since they are endocrine disruptors. In this study, natural water from the river Ebro fortified with nonylphenol compounds (4n-nonylphenol and technical nonylphenol) is used as a sample in order to simulate a real situation in drinking water treatment plants. The aim is to compare conventional disinfection with advanced oxidation ...

Mar. 1, 2010

By IWA Publishing

Effect of granular activated carbon type and age on quenching H2O2 residuals after UV/H2O2 drinking water treatment

Granular activated carbon (GAC) can be used to quench residual hydrogen peroxide (H2O2) after ultraviolet (UV)-H2O2 advanced oxidation processes in drinking water treatment. Bench- and pilot-scale studies examined the possible loss of GAC reactivity due to continuous exposure to natural water from a water treatment plant in both the presence and absence of H2O2. Six common types of GAC were ...

Oct. 19, 2015

By IWA Publishing

Commercial Validation Trial Results Confirm BioLargo’s Advanced Oxidation System (AOS) as High Performance, Cost-Effective Water Treatment System

BioLargo, Inc. (OTC: BLGO) held its third annual “AOS technical symposium” last month, hosting a group of scientists, collaborators, water industry experts, and government representatives, according to a recent post on the company blog. Prior AOS symposiums have updated stakeholders on the company’s progress with their innovative technologies for high performance, low cost, ...

Sep. 6, 2017

By Biolargo, Inc.

Use of ultraviolet disinfection and advanced oxidation process for reclaimed water treatment of microcontaminants

KEY WORDS Innovative Treatment, Advanced Oxidation, Reclaimed Water, Ultraviolet light, Peroxide, Disinfection, Microcontaminants INTRODUCTION Many regions of the United States, experiencing rapid population growth and faced with the challenge of meeting increased water demands, are turning to reclaimed water as an alternative water supply source. Concurrent with the rising need for reclaimed ...

Oct. 13, 2007

By Water Environment Federation (WEF)

The advantages of advanced oxidation with filtration

Breaking the trend of agricultural appliances with the help of 14 V electricity; a system with high voltage was lately introduced in the farming sector. The government is providing power to engine auxiliaries and other electrically driven systems. It helps to reduce fuel consumption, under the load part conditions. Nowadays, more farmers are encouraged to use the high voltage system. ...

Apr. 8, 2017

By Genesis Water Technologies, Inc.

Silver Bullet Water Treatment to Feature Next Generation SMART AOP and Skid Solutions at MJBizCon That Provide Unmatched Water Management and Productivity Advantages

Silver Bullet Water Treatment Company will showcase two new technology advances of its water management equipment at the MJBizCon Show from December 11-13 in Las Vegas As an industry leader, Silver Bullet Water Treatment Company will showcase two new technology advances of its water management equipment at the MJBizCon Show from December 11-13 in Las Vegas. Highlights include an innovative ...

Dec. 9, 2019

By Silver Bullet Water Treatment Company, LLC

Evaluating Water Quality Parameters When Choosing AOP Systems for Your Water Treatment Application

In water and wastewater treatment, chemistry is king. Treatment options are evaluated depending on the quality of water to be treated and the treatment application. Treatment systems including AOP systems, are designed to specifically target certain constituents and remove or reduce them from the water. This takes places through the power of chemical reactions. Even biological treatments involve ...

Jun. 26, 2019

By Genesis Water Technologies, Inc.

Oxidative destruction of foaming agent, COD and TOC in wastewater using advanced oxidation technologies

In recent years, improvement in ozone based advanced oxidation process design and efficiency resulted in lower capital and operating costs. An investigation into alternatives for hard COD, TOC and foaming agent oxidative destruction which is economically attractive and do not generate sludge, lead to the evaluation of our ozone based advanced oxidation processes (AOP). The results of this pilot ...

Jan. 15, 2020

By ESCO International (EI)

Experimental design applied to photo-Fenton treatment of highly methomyl-concentrated water

This work is focused on the study of the suitability of the photo-Fenton process as a pretreatment for water highly contaminated with a methomyl commercial formulation in Advanced Greenhouses devices. Initial concentrations of reagents and pesticide were evaluated according to a central composite experimental design, with methomyl depletion and biocompatibility of the final effluent as response ...

Oct. 1, 2010

By IWA Publishing

Game-Changing Technology for $350 Billion Water Treatment Industry Validated by the University of Alberta

Scientists at the University of Alberta, Department of Agricultural, Food and Nutritional Science validated the unprecedented effectiveness of BioLargo’s (BLGO) AOS Filter in removing contaminants from water. The tests demonstrated a level of efficiency that has never been seen before in destroying highly concentrated contaminants in sample water, including Listeria and Salmonella. ...

Oct. 21, 2014

By Biolargo, Inc.

Pros and Cons of the Advanced Oxidation Process

Benefits & Disadvantages of the Advanced Oxidation Process In many water and wastewater treatment applications, there are a number of pollutants that are difficult to reduce by physical, chemical, or biological means alone. In more recent years, there has been a growing concern regarding pharmaceutical drugs in drinking water and aquatic environments. Pesticides get caught in runoff from ...

Jan. 20, 2019

By Genesis Water Technologies, Inc.

Benefits & Disadvantages of the Advanced Oxidation Process

In many water and wastewater treatment applications, there are a number of pollutants that are difficult to reduce by physical, chemical, or biological means alone. In more recent years, there has been a growing concern regarding pharmaceutical drugs in drinking water and aquatic environments. Pesticides get caught in runoff from farms into freshwater supplies. Personal care products are ...

Jun. 19, 2019

By Genesis Water Technologies, Inc.

The use of antibacterial activity of ZnO nanoparticles in the treatment of municipal wastewater

Nanotechnology holds great potential in advanced water and wastewater treatment to improve treatment efficiency. Zinc oxide nanoparticles (ZnO NPs) have received considerable attention due to their unique antibacterial activities toward various microorganisms that are commonly found in the environment. In the present study, ZnO NPs were synthesized through both mechano-chemical and ...

Sep. 17, 2014

By IWA Publishing

How GWT AOP Advanced Oxidation Systems Helped Companies to Achieve Better Water Treatment Results

AOP Advanced Oxidation Systems, How GWT Has Helped Companies To Treat Emerging Pollutants If you’ve read our article on the benefits of a Genesis Water Technologies, Inc. AOP advanced oxidation system, you are probably curious to know about some examples of how our systems have helped some of our clients. We will look at a couple of case studies from the oil and gas ...

Jun. 28, 2019

By Genesis Water Technologies, Inc.

HF Pure Water’s Treatability Study (Bench-testing) Service

HF Pure Water, a division of HF Group, Inc., based in California, USA, offers, among its water treatment product-line, various AOP (Advanced Oxidation Process) application processes to treat customer-specific water and wastewater streams. As an integral and critical part of this technology offering, we are pleased to offer our bench-scale Treatability Study service for a small fee. Such a study ...

Feb. 18, 2013

By HF Pure Water

Biggest Water Treatment Concerns for Communities/Municipalities and the Ways of Addressing These Issues

Water treatment is currently one of the terms that fall within the category of emergency quite well. About 1.4 billion people all over the globe are dealing with varying levels of water scarcity, and this is increasing at alarming levels. Not just the treatment, higher emphasis is being given on finding the alternative water sources as well. Though it’s a universal concern (rural as well as ...

Jul. 1, 2016

By Genesis Water Technologies, Inc.

Optimization of Fenton's reagent coupled to Dissolved Air Flotation to remove cyanobacterial odorous metabolites and suspended solids from raw surface water

Ferrous salts are commonly used as coagulants in Water Treatment Plants (WTPs). When these salts are combined with hydrogen peroxide in acidic conditions – besides coagulation – an additional Advanced Oxidation Process (Fenton's reagent) can take place. Using a response surface methodology, this paper presents the optimization of a novel treatment system constituted by Fenton's reagent (FE) and ...

Jan. 1, 2011

By IWA Publishing