Abstract: The viability of biological sludges is commonly expressed as the active bacterial concentration per unit mass volatile suspended solids (VSS). Due to the high concentration of paniculate matter in anaerobic sludge digester ...

Abstract: A classic paper by Timoshenko in 1925 dealt with thermal stresses in bimetal thermostats and has been widely used for designing laminated structures, and in contemporary studies of stresses in ...

Abstract: To determine the stress state of a wire rope is tedious although analytical solution of a simple rope subjected to static load is available. While facing the problems involving complex ropes, it is usual practice to take ...

Abstract: Chlorine is often added to activated sludge to cure filamentous activated sludge bulking. Filamentous bacteria must be killed while flocforming bacteria survive during chlorination of activated sludge to cure bulking. The ...