• Title/Summary/Keyword: coagulant-filter-neutralization

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The efficiency variation of UF(tubular)/RO(spiral wound) process using acrylic wastewater treated by different pretreatment processes (아크릴 폐수의 전처리공정에 따른 UF(tubular)/RO(spiral wound) 공정의 성능변화)

  • Lee, Kwang-Hyun;Han, Sung-Bum;Choi, Dae-Woong
    • Journal of Korean Society on Water Environment
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    • v.18 no.4
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    • pp.387-394
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    • 2002
  • The efficiency variation of UF(tubular)/RO(spiral wound) process using acrylic wastewater treated by photo-catalyst pretreatment and coagulant-filter-neutralization pretreatment processes were discussed wit the variation of appled pressure and temperature. Ultrafiltration tubular module using acrylic wastewater treated by photo-catalyst pretreatment and coagulant-filter-neutralization pretreatment processes was shown that COD and T-N were not highly affected with the variation of appled pressure and temperature. It was shown that removal efficiency of COD and T-N was low. Removal efficiency of TDS and turbidity with ultrafiltration tubular module was better with the acrylic wastewater by photo-catalyst pretreatment than acrylic wastewater by coagulant-filter-neutralization pretreatment. T-N and TDS were shown high removal efficiency in reverse osmosis membrane process.