# Dilution Analysis for Undirectional Diffusers

*The paper discusses the mixing mechanics of submerged, multi-port diffusers used to discharge heated water from steam-electric power plants into shallow receiving waters. An analysis for...*

Role of Surface Active Media in Anaerobic Filters

*Equal-sized activated carbon and anthracite coal were compared when used as packing media in completely mixed anaerobic filters. Synthetic glucose and phenol bearing solutions and a diluted...*

Wastewater Treatment for Cold Regions

*The objectives of wastewater treatment in cold regions have been dictated by guidelines and regulations established for other regions. The impact of this occurrence has been extremely...*

Thermal Plume Area Calculation

*A simple formula for the surface area of a thermal plume is proposed, appropriate for application to a depth-limited surface discharge. The formula is based upon thermodynamic and kinematic...*

Compression Effects in Batch Settling Tests

*The effect of compression resistance on terminal settling velocity results obtained from batch tests has been studied by means of dimensional and numerical analyses, and comparison with...*

Shore Line Effects on Mixing of a Tee Diffuser

*Submerged multi-port diffusers are often used to discharge waste heat resulting from once-through cooling at coastal power plants. For shallow receiving waters characterized by weak ambient...*

Emulsions Containing a Third Solid Internal Phase

*Zero shear-rate rheological properties are calculated for dilute emulsions composed of Newtonian droplets dispersed in a continuous immiscible Newtonian phase and containing a rigid concentric...*

Multiport Diffuser Mixing Tones

*Mixing zones downstream from multiport diffusers discharging hot water in rivers are considered. The area enclosed in the isotherm defining the boundary of a single-port mixing zone is...*

Nearfield Performance of River Diffusers

*The flowfield induced by a submerged multiport diffuser discharging across part of the width of a river is considered. A mathematical model is formulated for the flow in the nearfield...*

Buoyant Surface Jets

*A combination of dimensional analysis, simple physical reasoning and data inspection is used to define distinct geometrical properties and mixing characteristics within the near field...*

Staged Multiport Diffusers

*A staged multiport diffuser is schematized as an equivalent line source of momentum, neglecting the effects of effluent volume and buoyancy fluxes. Center-line effluent concentrations...*

Ocean Outfall Dilution: Effects of Currents

*Analyses of data for the City of San Francisco, Calif., obtained from continuously recording current meters showed the most energetic current component, the first principal component,...*

Flow of Dilute Polymers Through Porous Media

*The flow of dilute polymer solutions through porous media is investigated experimentally. Large increases in flow resistance are noted, considerably higher than would be expected from...*

Advanced Waste Treatment Investments

*This paper analyzes waste discharges for low flow design situations. The focus of the analysis is a national concern: How much investment in advanced waste treatment should be made to...*

Near Field Mixing of Staged Diffuser

*A two-dimensional theory that models a staged diffuser as a continuous line source of mass, heat, and momentum has been formulated and solved. The model assumes the major dilution mechanism...*

Evaluating Odor Reduction Technologies: Model

*An atmospheric dispersion model was developed that calculated odor concentrations for a ground level surface given a variety of inputs that represented the meteorological conditions and...*

Line Plume and Ocean Outfall Dispersion

*The three-dimensional flowfield created by a line plume of finite length in a steady unstratified current was investigated experimentally and theoretically. The results are applicable...*

Optimal Design of High Rate Sedimentation Devices

*This paper considers the problem of placing a rectangular array of sedimentation plates in a circular or rectangular tank. Because of the fixed area of the tank, an optimal relationship...*

Wastewater Disposal from Two-Dimensional Diffuser

*The purpose of this note is to present an explicit equation that gives the center line dilution in a line vertical buoyant jet for any initial Froude number....*

Dilution in a Vertical Round Buoyant Jet

*A round, vertical, turbulent buoyant jet is defined here as a source of fluxes per unit mass of mass μ*m

_{o}, momentum_{o},...

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