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A Quantitative Analysis of Swimming Pool Recirculation System Efficiency in Returning Water to the Treatment System
Title
A Quantitative Analysis of Swimming Pool Recirculation System Efficiency in Returning Water to the Treatment System
Author
Madding, Nathan
Date Created
2015
Subjects--Topical
Environmental engineering
Description
While chemical reactors have been studied extensively, little work had been done in understanding the recirculation system efficiency of swimming pools. It was proposed by Gage and Bidwell (1926) that recirculation in swimming pools was described ...
Electrochemical Mineralization of Per- And Polyfluoroalkyl Substances
Title
Electrochemical Mineralization of Per- And Polyfluoroalkyl Substances
Author
Pulikkal, Vivek
Date Created
2021
Subjects--Topical
Environmental engineering
Description
Per- and polyfluoroalkyl substances (PFAS) are fluorinated organic compounds with broad applications in aqueous film-forming foams (AFFF) for firefighting, lubricants, waterproof and stain-resistant products. Perfluorooctanoic acid (PFOA), a toxic...
NUMERICAL INVESTIGATION ON THE RELATIVE IMPORTANCE OF PARAMETERS INFLUENCING THE AIR-WATER INTERFACE OF A STABLE HYDRAULIC JUMP
Title
NUMERICAL INVESTIGATION ON THE RELATIVE IMPORTANCE OF PARAMETERS INFLUENCING THE AIR-WATER INTERFACE OF A STABLE HYDRAULIC JUMP
Author
Willats, Ethan
Date Created
2019
Subjects--Topical
Hydraulic engineering
Description
Simulations were undertaken with a commercial Finite Volume ComputationalFluid Mechanics code, Star-CCM+, in order to predict macroscopic and internalflow features of a steady hydraulic jump at a Froude number Fr =5.8. This workwas carried out usi...
REGIONAL ANALYSIS OF RENEWABLE TRANSPORTATION FUELS – PRODUCTION AND CONSUMPTION
Title
REGIONAL ANALYSIS OF RENEWABLE TRANSPORTATION FUELS – PRODUCTION AND CONSUMPTION
Author
Liu, Xiaoshuai
Date Created
2016
Subjects--Topical
Power resources, Environmental economics, Human ecology--Study and teaching
Description
The transportation sector contributes more than a quarter of total U.S. greenhouse gas emissions. Replacing fossil fuels with renewable fuels can be a key solution to mitigate GHG emissions from the transportation sector. Particularly, we have foc...
Removal of Cryptosporidium-Sized Microspheres from Swimming Pool Water with Regenerative Media Filters
Title
Removal of Cryptosporidium-Sized Microspheres from Swimming Pool Water with Regenerative Media Filters
Author
Lamb, Graham
Date Created
2022
Subjects--Topical
Environmental engineering
Description
Cryptosporidium is a chlorine-resistant protozoan parasite that infects an estimated 823,000 Americans annually. The most common mode of transmission for Cryptosporidium is ingesting contaminated recreational water from treated (chlorinated) aquat...
Shape Factor Analysis of Granular Filter Media and Its Effects on Settling Velocity and Stratification Post-Backwash
Title
Shape Factor Analysis of Granular Filter Media and Its Effects on Settling Velocity and Stratification Post-Backwash
Author
Matthy, Lindsay
Date Created
2016
Subjects--Topical
Civil engineering
Description
Research on irregularly-shaped granular filter media has been sparse. Previousstudies attempted to identify a common shape factor and incorporate it into settlingvelocity models for spherical media. This common shape factor was frequently calledsp...
THE UTILIZATION OF GRANULAR MEDIA FILTRATION AND RAPID FLOCCULATION IN A MODIFIED JAR TEST PROCEDURE FOR DRINKING WATER TREATMENT
Title
THE UTILIZATION OF GRANULAR MEDIA FILTRATION AND RAPID FLOCCULATION IN A MODIFIED JAR TEST PROCEDURE FOR DRINKING WATER TREATMENT
Author
KING, CHARLES
Date Created
2017
Subjects--Topical
Environmental engineering
Description
Jar testing is one of the most common tools that water treatment facilities use to determine the treatment conditions necessary to meet finished water quality goals. A six-place stirrer is normally used for jar testing to provide identical mixing ...