Effect of Feedlot Manure Collection Techniques on Ultimate Methane Yield
Beef cattle manure collected from unpaved dirt feedlots has a significantly reduced energy production potential due to low organic content…
Stability of Activated Sludge Processes Based on Statistical Measures
Conventional criteria and design procedures employed in the design of municipal and industrial wastewater processes are based on the assumption…
Comparison of a 34-kw Diesel Engine Fueled with Low Energy Gas, Biogas, and Diesel Fuel
Diesel engines can be operated in a dual-fuel mode with low-energy gas, also called LEG, from thermal gasification or with…
Liquid Ion Exchange Pretreatment for Removal of Heavy Metals from Plating Rinse Water
The process described here selects energy-efficient equipment by using traditional bidding practices. Bidding documents can include energy efficiency as a…
Operator Certification Needs for Water Systems in Arizona
During the summer of 1980, a comprehensive study of Arizona’s Water System Operator Certification Program was conducted. A manual containing…
Energy Conservation in Wastewater Treatment Through Competitive Bidding
The process described here selects energy-efficient equipment by using traditional bidding practices. Bidding documents can include energy efficiency as a…
Developing Data for Residential Water Savings
Demonstration projects are being conducted for the U.S. Department of Housing and Urban Development (HUD) to document water savings in…
Energy Utilities Cost Control: Findings from Previous Studies at Operating Treatment Plants
A major challenge facing managers of wastewater treatment plants today is cost control. More stringent effluent standards requiring energy-intensive treatment…
Central Valley Project: 1981 Design Report
The proposed $100 million project includes design and construction of three regional interceptors and an expanded treatment plant at the…
Methane Production from Landfills
The sanitary landfill process was developed to provide a means of disposal of wastes, particularly urban refuse and industrial solid…
Solids-Contact Clarification Brings out Best of Trickling Filters
The TF/SC process is exceptionally stable and requires far less energy equipment, electrical control, and operator attention than that for…
Water Pricing and Conservation
Of all the methods for effecting water conservation the use of pricing is perhaps the most controversial and the least…