ModelRisk

Estimating Oxygen Demand in a Bioreactor Using Monte Carlo Simulations from ModelRisk Introduction In this post I am going to focus on a...

Cell Generation Time

Bacteria are amazingly complex, even though each is comprised of only a single cell. Bacteria make up about 95 percent of all the...

Increase DO in a Bioreactor with Hydrogen Peroxide Hydrogen peroxide can be used to increase the dissolved oxygen (DO) concentration in...

I get asked every now and then about books I think are best for learning more about wastewater treatment. There are many, many excellent...

Oxidation ditches are most often used to treat municipal wastewater, but I do come across this activated sludge configuration in the...

Aug 305 min read

Some Simple Guides This post provides tips and insights I've come across focused on wastewater treatment topics. A search on Google for...

May 10, 20208 min read

Refinery Wet Gas Scrubber This may seem a little odd, perhaps, but there is one unit process in particular that I really enjoy...

Dec 18, 20167 min read

Primary and Secondary Clarifiers This page provides information on the expected performance of primary and secondary clarifiers. Removal...

Oct 23, 20166 min read

Oil-Water Separation Though municipal wastewater treatment plants have to deal with their share of oil and grease (O&G), this post on...

Oct 20, 20169 min read

Three Sludge Dewatering Units The data presented on this page comes primarily from two sources as follows: 1. An excellent textbook...

Oct 9, 20164 min read