Optimisation of hydrodynamic cavitation as an advanced oxidation option for removal of persistent contaminants in wastewater

2019FEREC-STD-77 <br> Calibration Curve for orange II dye. <br> Perfluorooctanoic acid (PFOA) data measurement. <br> Effect of different cavitating devices on dye decolouration in the HC pilot plant (Fixed parameters: Orange II concentration 20 ppm, 10 L solution, solution pH 2, 60 min experiment, 10 min sampling interval, 300 KPa inlet pressure, 22 degree celcuis starting temperature). <br> Effect of orifice size and Catalyst (Iron sulphate) and/or hydrogen peroxide on dye decolouration (Fixed parameters: Orange II concentration 20 ppm, 10 L solution, solution pH 2, 60 min experiment, 10 min sampling interval, 300 KPa inlet pressure, 22 degree celcuis starting temperature). <br> Effect of different cavitating devices on dye decolouration in the HC pilot plant (Fixed parameters: Orange II concentration 20 ppm, 10 L solution, solution pH 2, 10 min experiment, 2 min sampling interval, 300 KPa inlet pressure, 22 degree celcuis starting temperature). <br> Effect of an orifice, a venturi and the combination of both cavitating devices on dye decolouration in HC pilot plant (Fixed parameters: Orange II concentration 20 ppm, 10 L solution, solution pH 2, 10 min experiment, 2 min sampling interval, 300 KPa inlet pressure, 22 degree celcuis starting temperature). <br> Chemical oxygen demand for perluorooctanoic acid (Fixed parameters: Orifice 2 mm hole,PFOA concentration 10 ppm, 10 L solution, solution pH 2, 10 min experiment, 2 min sampling interval, 300 KPa inlet pressure, 22 degree celcuis starting temperature). <br> Zero, first and second rate reaction plot for removal of orange II ((Fixed parameters: Orifice 2 mm hole, orange II concentration 20 ppm, 10 L solution, solution pH 2, 10 min experiment, 2 min sampling interval, 300 KPa inlet pressure, 22 degree celcuis starting temperature). <br> Temperature rise profile ((Fixed parameters: Orifice 2 mm hole, orange II concentration 20 ppm, 10 L solution, solution pH 2, 60 min experiment, 10 min sampling interval, 300 KPa inlet pressure, 22 degree celcuis starting temperature)