نتایج جستجو برای: effluent treatment
تعداد نتایج: 1400866 فیلتر نتایج به سال:
Ponding system or land application techniques are widely used at industrial scale to treat palm oil mill effluent (POME) prior discharge the environment. POME is considered as one of major problems that has generated voluminously from industries. The main purpose this article organize scattered available information on various aspects and a wide range promising current treatments including biol...
background: photoreactivation of microorganisms following uv disinfection is a disadvantage of using uv technology for wastewater treatment, since in some cases it may even reach several logarithms. the aim of this study was to evaluate the possibility of the photoreactivation of indicator bacteria (coliform and streptococci) in the irradiated effluent. methods: this study was performed using t...
In this study, various chemical and advanced oxidation processes were tested for enhancement of anaerobic biodegradation of olive mill effluent (OME). The experiments were carried out in a 20 L lab-scale ACF reactor packed with cross-flow filter material made of water-resistant cardboard with a specific surface area of ~300 m m. The ACF reactor was operated at chosen OLR conditions and fed with...
In this work, the application of the flotation technique by dissolved air (FAD) to the treatment of milk industry effluent (milky effluent) is analyzed. Initially, batch studies were carried out in a column built of acrylic with an external diameter of 2.5 cm and 50 cm in height. Afterwards, the performance of a flotation tank with a 5.5 L capacity in the treatment of the milky effluent was add...
The performance of sequencing batch reactor (SBR) during post-treatment of digested effluent of swine wastewater was investigated. While operating SBR to treat the digested effluent directly, the performance was very poor with COD removal rate about 10%, and NH4+-N removal rate nearly 50%, with a scarce removal of total phosphorus. The performance apparently improved after adding raw swine wast...
Electron beam has introduced to investigate the effect of radiation on the disinfection of coli-forms in the effluent from the municipal wastewater treatment plant. Unchlorinated secondary effluent was irradiated at different dose of 0.2 – 1.0 kGy with 1 MeV, 40kW electron accelerator. It is observed that nearly 100% reduction in E-Coli. and total coli-forms were achieved with a dose of 0.8kGy....
Pharmaceuticals and personal care products (PPCPs) represent pollutants of emerging concern, originating in surface and drinking waters largely from their persistence in wastewater effluent. Accordingly, a wealth of recent investigations has examined PPCP fate during wastewater treatment, focusing on their removal during conventional (e.g., activated sludge) and advanced (e.g., ozonation and me...
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