by ebs | Aug 8, 2024 | Biochemical Oxygen Demand, Nutrients
A common problem in aerated stabilization basins (ASBs) is oxygen deficiency. This can arise for a variety of reasons, such as a power outage, aerators being offline for maintenance, oxygen scavenging by sulfur-containing chemical compounds, or upstream production...
by ebs | Nov 15, 2021 | Aerated Stabilization Basins
A Focus on Aerobic Treatment in Aerated Stabilization Basins (ASBs) There are 2 major types of systems used for wastewater treatment: aerobic and anaerobic systems. Each has different uses along with pros and cons. This particular article focuses on aerobic treatment....
by ebs | Nov 15, 2021 | Activated Sludge Systems, Aerated Stabilization Basins
A Focus on Anaerobic Treatment There are 2 major types of systems used for wastewater treatment: aerobic and anaerobic systems. Each has different uses along with pros and cons. This particular article focuses on anaerobic treatment. Aerobic treatment is the focus of...
by ebs | Jul 26, 2013 | Bioaugmentation, Featured, Mixed Liquor Suspended Solids
In the Kraft paper-making process white liquor, which is NaOH (sodium hydroxide) and Na2S (sodium sulfide), is used to “cook” wood chips in a piece of equipment known as the digester. In the digester, the wood chips are “cooked” using high temperature and pressure in...
by ebs | May 23, 2011 | Biochemical Oxygen Demand
The biochemical oxygen demand (BOD) test is a measurement of the quantity of oxygen required by bacteria to biologically oxidize organic material under aerobic conditions. Biochemical oxygen demand (BOD) is usually expressed in mg/L but can also be expressed in...