Water and Air UV Treatment

UV is an accepted and rapidly growing technology for treating wastewater in the United States. In Europe, it commonly is used as a primary disinfectant in municipal drinking water systems. Other applications include food and beverage, pharmaceutical, semiconductor and power generation. This article will discuss three other commercially successful and growing applications.

Deck: 

Successful Ultraviolet for Commercial Applications

About The Author: 

Bak Srikanth is manager of applications and project proposals at Aquafine Corp. He has been with Aquafine since 1994, where he previously was senior applications engineer. He manages all applications engineering, process R&D and capital project proposal functions. He has several years of work experience in the water treatment and purification industry. He may be reached at 800-423-3015, ext. 651; Bak@AquafineUV.com.
David Witham is vice president of new technology at UltraViolet Devices, Inc. where he has been since 1996. Previously, he was director of engineering. He is responsible for developing UV technology, intellectual property and new business opportunities. Witham has spent a large portion of the last three years in developing the application of UV in indoor air as well as special water applications and the development of modeling and software to assist in UV dosing and system design. He may be reached at 661-295-8140; davew@uvdi.com.

Activation Date: 
November 9, 2001
Files: 
Issue Reference: 
Legacy
Legacy ID: 
12760

Car Washes Remain Big Business for Water Treatment Professionals

When it comes to a spot-free car wash, reverse osmosis may be used to reduce dissolved materials in water.

Deck: 

Car washes find reverse osmosis provides the spot-free results consumers demand

About The Author: 

John Rickert is process group sales manager at Osmonics.

Activation Date: 
November 9, 2001
Issue Reference: 
Legacy
Legacy ID: 
12758

Natural Bacteria Treat Pollution at Industrial Sites

An environmental consulting firm used bacteria found naturally in soil to treat toxic substances located in contaminated industrial sites.

Deck: 

Products at Work

Activation Date: 
October 19, 2001
Files: 
Legacy
Legacy ID: 
12712

Controlling Mechanisms of Contaminant Ion Leakage in Condensate Polishing Systems

Extracting the maximum benefit from condensate polishing systems continues to be a top priority among many electric utility plants. With cost reduction pressures and increasing water quality standards, owners and operators continue to evaluate the resin handling procedures that affect corrosion product transport and contaminant ion impurity levels.

About The Author: 

Stephen W. Najmy is a project manager for The Dow Chemical Co. He has worked in the technical service and development department for Dow Liquid Separations for the past 10 years. Much of his job focuses on the development of new resin products and procedures for condensate polishing systems. He is based at Larkin Laboratory in Midland, Mich.

Activation Date: 
September 11, 2001
Files: 
Issue Reference: 
Legacy
Legacy ID: 
12618

Coatings Repair 20-year-old Pump, Save Replacement Costs

When one of four circulating water pumps at the Potomac Electric Power Company (PEPCO) Chalk Point Generating Station began to leak, engineers began to worry.

Activation Date: 
July 25, 2001
Files: 
Legacy
Legacy ID: 
12462

Commercial, Industrial Ultraviolet Systems

In past articles, we discussed the benefits of ultraviolet (UV) disinfection as well as the many available options. In this article, we will focus on the available technologies and provide an overview of how these technologies are being applied in commercial and industrial applications.

Deck: 

Available technologies and their use in C&I applications

About The Author: 

Adam Donnellan is vice president of sales for Sunlight Systems. He represents the third generation of his family to be involved with UV water disinfection. He can be reached at adam@sunlightsystems.com.

Activation Date: 
June 11, 2001
Files: 
Legacy
Legacy ID: 
12395

Storage Tanks Insulated with Urethane Foam Increase Energy Efficiency

A spray-applied coating and insulation system to protect anhydrous ammonia fertilizer tanks from temperature variations has been useful at beverage, fertilizer and chemical facilities worldwide.

Activation Date: 
May 21, 2001
Legacy
Legacy ID: 
12350

The Stormwater Challenge

Apyron Technologies, Inc., a material synthesis company in Atlanta, and Keystone Environmental, an environmental engineering consulting company in Vancouver, B.C., recently worked together to launch an arsenic remediation project for J.H. Baxter, one of the nation’s leading wood preservation companies.

Deck: 

Apyron, Keystone Launch Arsenic Remediation Project for Wood Preservation Company

About The Author: 

Greg Gilles is vice president of applied technology for Apyron Technologies, Inc., in Atlanta. Apyron is a materials creation company developing solutions for a wide range of industries including water purification, pharmaceuticals and alternative fuels. Gilles led Apyron’s efforts in identifying the correct arsenic removal technology for J.H. Baxter’s project and can be reached at gcgilles@apyron.com.

Activation Date: 
February 14, 2001
Files: 
Legacy
Legacy ID: 
12020

Concrete Reclaim System Efficiently Recycles Slurry Water In California

Harbor Ready Mix has brought into operation a prototype concrete reclamation system that not only recycles the sand and gravel from returned concrete but also the cementious solids and water. The operational merits of the system are applicable to all batch plants that need a cost-effective method to recycle returned concrete without prohibitive investment in new infrastructure.

Activation Date: 
January 22, 2001
Files: 
Legacy
Legacy ID: 
11951

Winery: Equipment Stays Online With AQA Total

Just the Facts

Company: Kendall Jackson Winery

Location: Soledad, California

Problem: Re-occuring scale with a plate-to-plate low pressure steam/water heat exchanger

Solution: Di-Polar water conditioning

Equipment: AQA Total 65 gpm Model 14000 DI-Polar water conditioners

Results: Clean plates with no signs of calcification build-up, and a holding of steam to hot water exchange efficincy.

Deck: 

Recently, two AQA total 65 gpm Model 14000 DI-Polar water conditioners were installed at the Kendall Jackson winery in Soledad, Calif.

About The Author: 

Bill Herrera is director of sales/special products with Alamo Water Refiners, Inc., San Antonio, Texas. Herrera holds a bachelor's degree in industrial engineering from Lamar University, Beaumont, Texas, and has more than 14 years of professional experience in various aspects of the water purification industry. He can be reached at (800) 659-8400, ext. 127, or email: Bill-Herrera@msn.com

Publication Date: 
December 28, 2000
Activation Date: 
December 28, 2000
Issue Reference: 
Legacy
Legacy ID: 
11831