Application of Yellow Clay Powder for Efficient Treatment of Cyanobacterium sp. - Laden Source Water in Drinking Water Treatment Facility [PDF]
대한환경공학회지, 2022 Objectives This study evaluated the effect of dosing yellow clay powder as a sedimentation aid when Microcystis sp. bloomed. Methods Pre-oxidation (chlorination and ozonation) treatment and coagulation/precipitation experiments of Microcystis sp. - laden
Hyejin Lee +5 more
doaj +1 more source
Enhancement of Biological Activated Carbon (BAC) Process to Improve Removal Efficiency of Micropollutants [PDF]
대한환경공학회지, 2023 Objectives In this study, the removal efficiency of micropollutants in the biological activated carbon (BAC) process was investigated, and a method for improving the removal efficiency of micropollutants in the BAC process of water treatment plants was ...
Heejong Son +4 more
doaj +1 more source
Haloacetamides Formation and Fate in Drinking Water Treatment Process of the Lower Nakdong River: Comparison of Summer and Winter Seasons [PDF]
대한환경공학회지, 2022 Objectives The formation characteristics and fate of haloacetamides (HAcAms), nitrogenous disinfection by-products (DBPs), were evaluated for each process in a drinking water treatment plant (DWTP) located downstream of the Nakdong River in summer and ...
Jungmoon Ryu, Hyunjoo Seol, Heejong Son
doaj +1 more source
Acoustic Emission Test of Changlongshan Pumped Storage Power Station Steel Bifurcation Pipe [PDF]
E3S Web of Conferences, 2021 The maximum test load of Changlongshan pumped storage power station steel bifurcation pipe is 10MPa. To ensure the safety of the water pressure test, acoustic emission is used to monitor the main welds of the crescent rib steel bifurcation and main cone.
Ding Peng +4 more
doaj +1 more source
Dissolved Organic Matter Fractions and Their Removal in Full-Scale Drinking Water Treatment Process [PDF]
대한환경공학회지, 2023 Objectives The objective of this study is to investigate characteristics about removal of dissolved organic matter (DOM) and its fraction for improving operation efficiency in an advanced water treatment plant. Methods The monitoring of water quality was
Heejong Son +3 more
doaj +1 more source
Evaluation of Water Treatment Efficiency of Full-Scale Slow Sand Filtration Process: Comparison of Summer and Winter Season [PDF]
대한환경공학회지, 2023 Objectives The objective of this study is to evaluate the feasibility of sustainable operation in a conventional full-scale slow sand filter process. Methods A slow sand filtration process was operated in small scale water treatment plants for valley ...
Eun-Young Bae +4 more
doaj +1 more source
Turbidity and Some Heavy Metals Removal Efficacy by Poly Aluminium Chloride (PAC) Coagulant in the Presence of Bentonite and Polyelectrolyte Coagulant Aid (Case Study: Isfahan Babashikhali Water Treatment Plant) [PDF]
علوم و مهندسی آب و فاضلاب, 2022 One of the important steps in the process of removing water turbidity is the use of coagulants. Amongst the most applied materials is poly aluminum chloride (PAC) which is used to precipitate colloidal particles.
Fahimeh Mehranfar
doaj +1 more source
The quality of dialysis water [PDF]
Nephrology Dialysis Transplantation, 2003 Every week, haemodialysis patients are exposed to approximately 400 l of water used for the production of dialysis fluids which, albeit with the interposition of a semi-permeable artificial membrane, come into direct contact with the bloodstream. It is therefore clearly important to know and monitor the chemical and microbiological purity of dialysis ...
Simeone Andrulli +3 more
openaire +4 more sources
Occurrence and Behavior of Residual Pharmaceuticals in the Nakdong River Basin
대한환경공학회지, 2020 Objectives This study was conducted to evaluate the detection characteristics of Nakdong River basin (wastewater treatment plant (WWTP) effluents, tributaries and main streams) by selecting 18 kinds of pharmaceuticals which were detected frequently.
Chang-Dong Seo +5 more
doaj +1 more source
대한환경공학회지, 2021 Objectives:In the case of pharmaceuticals with high possibility of inflow into the large drinking water treatment plant (DWTP) located in the downstream of the Nakdong River, we tried to evaluate the removal efficiency of pharmaceuticals in the both ...
Chang-Dong Seo +5 more
doaj +1 more source