Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Christopher R. Schulz"'
Autor:
William Nezgod, Denise Funk, Craig M. Thompson, Ron Joost, Nick Burns, Kerwin L. Rakness, Mike Oneby, Bill Mundy, Ben Kuhnel, Susan Walker, James Muri, Al Sosebee, Glenn Hunter, Robert N. Jarnis, Joseph Drago, Joseph Huang, Mickey Walsh, Christopher R. Schulz, Robert Kim, Joseph Nattress, Saad Jasim
Publikováno v:
Ozone: Science & Engineering. 40:266-274
Ozone has proven effective in improving water treatment plant performance, increasing customer satisfaction, and meeting increasingly stringent regulatory requirements. The benefits include disinfe...
Autor:
Denise Funk, Ching-Hua Huang, Eddie Machek, Christopher R. Schulz, Jennifer Hooper, Kyle Vickstrom, Morayo Noibi, Kati Bell
Publikováno v:
Water research. 169
Pilot testing of direct potable reuse (DPR) using multi-stage ozone and biological filtration as an alternative treatment train without reverse osmosis (RO) was investigated. This study examined four blending ratios of advanced treated reclaimed wate
Autor:
Christopher R. Schulz
Publikováno v:
Ozone: Science & Engineering. 36:276-286
The ozone-biofiltration (OBF) process can be an effective treatment process for achieving multiple water quality goals ranging from primary disinfection to oxidation of taste and odor compounds to removing biodegradable organic matter. However, ozone
Autor:
Bruce Dahm, Christopher R. Schulz
Publikováno v:
Opflow. 32:18-21
Publikováno v:
Ozone: Science & Engineering. 27:129-138
The impacts of new CT requirements for ozone disinfection of Cryptosporidium are evaluated using a desktop CT disinfection analysis. The analysis is applied to the design of new and upgraded ozone systems for two water treatment plants in Virginia. T
Publikováno v:
Journal - American Water Works Association. 96:75-87
Ultraviolet (UV) disinfection is being considered for inactivation of pathogens in filtered surface waters across North America. MS2 coliphage is the most commonly used test microbe for UV reactor validation in North America, and the development of U
Publikováno v:
Ozone: Science & Engineering. 22:329-350
The mixing efficiency of four alternative ozone dissolution systems, including conventional bubble diffusion and pipeline injection/diffusion reactors, were compared by measuring the variability of ozone residual measurements at the outlet of each re
Publikováno v:
Journal - American Water Works Association. 87:85-99
A new type of ozone contactor, called the SVI-DT (sidestream venturi injection with downflow tube) contactor, was evaluated at pilot scale and compared with the performance of a traditional countercurrent flow, fine-bubble diffusion contactor. The sp
Publikováno v:
Journal - American Water Works Association. 86:51-63
A new type of coarse media flocculator, using buoyant media instead of the heavier gravel in order to facilitate cleaning, was evaluated in laboratory and field studies. The results indicate that a two-stage buoyant coarse madia (BCM) flocculator pro
Autor:
Daniel A. Okun, Christopher R. Schulz
Publikováno v:
Journal - American Water Works Association. 75:212-219
On a recent visit to a relatively new water treatment plant serving a capital city in Africa, much of the equip* ment and instrumentation was found to be inoperable or in extremely poor condition. When the resident engineer from the expatriate consul