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Process Window Determination for Biofiltration by the Taguchi Method
Taste and Odor Water Quality Design of Experiment Taguchi Method
2013/3/19
Raw water from the Yantian Reservoir in Southern China was used for this study. Several process parameters of biofiltration, temperature, media, empty bed contact time, ozone dosage and concentration ...
Vulnerability of Groundwater System in Central Jordan Valley/Pollution Indicators and Decontamination Process
Jordan Valley Groundwater Vulnerability Solar Distillation
2013/3/18
More than 60% of the water demand in Jordan is covered by groundwater. Due to the accelerated population growth and development in all sectors including agriculture, more water has been pumped and mor...
Groundwater Recharge Through Infiltration Process: A Case Study of Umudike, Southeastern Nigeria
Artificial Recharge Umudike Infiltration Water Table
2013/3/19
Although water is a renewable resource for sustaining life and environment, excessive pumping of groundwater results in the ground water table being depleted. The major natural source of groundwater r...
N-Removal on Wastewater Treatment Plants: A Process Control Approach
Wastewater Process Control Nitrogen Removal PID Control
2013/3/19
A multilayered control design approach is proposed here. Starting with the Dissolved Oxygen (DO) control loop in the last aerated tank, the control of the recirculation sludge is added next. Once the ...
Evaluation of Rainwater Harvesting Methods and Structures Using Analytical Hierarchy Process for a Large Scale Industrial Area
Rain Water Harvesting Analytical Hierarchy Process Large Scale Industrial Area Aquifer
2013/3/21
In India, with ever increasing population and stress on natural resources, especially water, rejuvenation of rainwater harvesting (RWH) technique which was forgotten over the days is becoming very ess...
Effect of Packing Materials and Other Parameters on the Air Stripping Process for the Removal of Ammonia from the Wastewater of Natural Gas Fertilizer Factory
Ammonia Air Stripping Packing Materials Stripping Constant
2013/3/21
Air-stripping method was used to remove ammonia from the wastewater collected from natural gas fertilizer factory. Different materials were used as packing materials for the air stripping system. The ...
Pilot Study of Ultrafiltration-Nanofiltration Process for the Treatment of Raw Water from Huangpu River in China
Ultrafiltration Nanofiltration Permeate Flux Fouling
2013/3/21
Pilot-scale test was carried out to evaluate the performance of a combined ultrafiltration (UF)-nanofiltration (NF) membrane process for the treatment of raw water from Huangpu River, Shanghai, in Chi...
Modeling and Control of pH in Pulp and Paper Wastewater Treatment Process
Biological Treatment pH MATLAB Cascade Control
2013/3/21
Pulp and paper industry is responsible for large discharge of highly polluted effluents, which often be treated by biological treatment process. For biological treatment system, pH is an important env...
DEVELOPMENT AND VALIDATION OF INTEGRATED COASTAL PROCESS MODELS FOR SIMULATING HYDRODYNAMICS AND MORPHOLOGICAL PROCESSES
DEVELOPMENT AND VALIDATION OF INTEGRATED COASTAL PROCESS MODELS SIMULATING HYDRODYNAMICS AND MORPHOLOGICAL PROCESSES
2013/7/19
Understanding coastal processes is increasingly important because the ma jority of the world’s shoreline are eroding. Global warming and storm surges due to extreme weather conditions further threat h...
A THREE-DIMENSIONAL MODELING OF TIDAL CIRCULATION IN COASTAL ZONES WITH WETTING AND DRYING PROCESS
Numerical Modeling Three Dimensional Hydrodynamics Tidal Circulation Finite Element Method Wetting and Drying Process
2013/7/22
A three-dimensional numerical modeling of tidal circulation in coastal areas is developed and presented in this paper. To simplify the model formulation, a multi-layer vertical grid structure is appli...
CONTEMPORARY EVOLUTION PROCESS OF THE HANGZHOU BAY
Funnel-shaped bay Scouring area Deposition area
2013/7/22
Large amount of field data shows that sediment deposition is the main factor for contemporary evolution process of the Hangzhou bay. During recent forty years, the total volume of sediment deposition ...
INFLUENCE OF VARIATION OF WATER-SEDIMENT PROCESS ON THE COASTAL LINE IN THE YELLOW RIVER DELTA
Variation of water and sediment discharge Coastal process The Yellow River delta
2013/7/22
Coastal line erosion and delta area decrease are becoming a hotspot for governments and scientists in the world ．The trend and speed of forming land restrict the economic development and ecological en...
Stochastic Modeling of the Rainfall Runoff-Process for Nonpoint Source Pollutant Load Estimation
he Rainfall Runoff-Process Nonpoint Source Pollutant Load Estimation
2013/9/12
Stochastic Modeling of the Rainfall Runoff-Process for Nonpoint Source Pollutant Load Estimation.
Stochastic Modeling of the Rainfall Runoff-Process for Nonpoint Source Pollutant Load Estimation
Stochastic Modeling Rainfall Runoff-Process Nonpoint Source Pollutant Load Estimation
2013/9/11
A stochastic simulation methodology was developed for the rainfall-runoff process to assist in the assessment of nonpoint source pollutant loads, particularly for ungauged watersheds where there is a ...