Concrete and the Environment

Concrete and the Environment There is increasing concern now that the choice of construction materials must also be governed by ecological considerations. At the beginning of the 20th Century, the world population was 1.5 billion; by the end of the 20th Century it had risen to 6 billion. Considering that it took 10,000 years after … Read more Concrete and the Environment

Bio Diesel

Bio Diesel

BIO DIESEL A fuel for future Introduction of biodiesel •  Alternative fuel for diesel oil •  Made from vegetable oil or animal fat •  Meets health effect testing •  Lower emissions, high flash point, safer •  Biodegradable, non toxic •  Miscible with petro diesel in all ratios History of biodiesel • Investigated as diesel fuels … Read more Bio Diesel

Analysis of Biomass and Biofuels as Source of Energy

Analysis of Biomass and Biofuels as Source of Energy

Analysis of Biomass and Biofuels as Source of Energy Technology • Biomass technology today serves many markets that were developed with fossil fuels and modestly reduces their use •Uses – Industrial process heat and steam, Electrical power generation, Transportation fuels (ethanol and biodiesel) and other products. • Primary focus of the Biomass Program – development … Read more Analysis of Biomass and Biofuels as Source of Energy

Anaerobic Treatment of Domestic Sewage with Special Emphasis on UASB

Anaerobic Treatment of Domestic Sewage

Anaerobic Treatment of Domestic Sewage with Special Emphasis on UASB Sewage is greatest source of aquatic pollution & public health concern in urban areas of developing countries. Anaerobic Waste Treatment , Overview Anaerobic Biodegradation, Kinetic Parameters Anaerobes, Growth kinetics of Methanosarcina and Methanosaeta, Essential conditions for efficient anaerobic treatment, Environmental factors, Comparison  between anaerobic and … Read more Anaerobic Treatment of Domestic Sewage with Special Emphasis on UASB

Anaerobic Sludge Digestion

Anaerobic Sludge Digestion

Anaerobic Sludge Digestion Anaerobic digestion is a biological process that uses bacteria that function in an oxygen free environment. These bacteria convert volatile solids into carbon dioxide, methane and ammonia. Types Of ASD, Standard Rate, High Rate, Two Stage Sludge Digestion Process,Anaerobic Digester Microbiology , Condition Of ASD, Characteristics Of Methanization , Methane Forming Bacteria … Read more Anaerobic Sludge Digestion

Anaerobic Sewage Treatment

Anaerobic Sewage Treatment

Anaerobic Sewage Treatment Historical Perspects, Decomposition  Of Organic And Inorganic Matter Without Molecular Oxygen, Process Done By Anerobic Bacteria ,Processes Involved, Hydrolysis,  Acidogenesis,  Methanogenesis , Microbiology Of Process ,Steps In Anaerobic Digestion,Standard Rate ASD , Mixing Of First Stage Digestion , High Rate ASD, Two Stage Sludge Digestion Process, Factors Affecting ASD, Advantages Of ASD, … Read more Anaerobic Sewage Treatment

Activated Sludge Kinetic Model

Activated Sludge Kinetic Model

Activated Sludge Kinetic Model Material balance equation for biomass across full system, Sludge recycled, Increased MLVSS-increased efficiency of process,Better flocculation, Improved performance- acclimated biomass, Activated Sludge Process, Merits/ Demerits of Activated Sludge Process,Concept of mean residence time , Minimum Biological Cell Retention Time,  ASP Oxygen Requirement, Temperature effects on ASP parameters

Activated Sludge Process And Kinetics Of Activated Sludge Process

Activated Sludge Process And Kinetics Of Activated Sludge Process

Activated Sludge Process And Kinetics Of Activated Sludge Process Activated Sludge Process is the suspended-growth biological treatment process, based on providing intimate  contact between the sewage and activated sludge Activated Sludge Process,Oxidation,Synthesis, Endogenous Respiration, Description of Activated sludge processes, Conventional plug flow, Tapered aeration, Step feed aeration, Extended aeration , Growth And Food Utilization, Cell … Read more Activated Sludge Process And Kinetics Of Activated Sludge Process