무기개량제를 이용한 하수슬러지의 탈수능 개선
This study aimed to investigate the effect of an inorganic conditioner composed of natural inorganic materials on the dewaterbility of sewage sludge and compare the performance with those of conventional organic polymeric conditioners. A dosage of 2.0 mg inorganic conditioner/g sludge TS decreased t...
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Published in | Daehan hwan'gyeong gonghag hoeji Vol. 34; no. 10; pp. 651 - 655 |
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Main Authors | , , |
Format | Journal Article |
Language | Korean |
Published |
대한환경공학회
2012
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Subjects | |
Online Access | Get full text |
ISSN | 1225-5025 2383-7810 |
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Abstract | This study aimed to investigate the effect of an inorganic conditioner composed of natural inorganic materials on the dewaterbility of sewage sludge and compare the performance with those of conventional organic polymeric conditioners. A dosage of 2.0 mg inorganic conditioner/g sludge TS decreased time to filter test (TTF), specific resistance to filtration (SRF), water content of dewatered sludge cake, turbidity from 146 to 41 sec, from $8.3{\times}10^{14}$ to $2.4{\times}10^{14}$ m/kg, from 82.1 to 77.1%, from 112 to 61.1 NTU, respectively, which was compatible to the conventional cation organic polymer. An inorganic conditioner would be used in sewage sludge treatment as a suitable alternative conditioner. Regression analysis showed a strong relationship among TTF, SRF, and water content. 본 연구에서는 천연 무기소재로부터 합성된 무기개량제의 슬러지 탈수능 개선 효과를 상용 유기고분자응집제와 비교 평가하였다. 2.0 mg/g sludge TS의 주입량에서 무기개량제는 여과시간, 여과비저항계수, 탈수케이크 함수율, 탁도를 각각 146에서 41초로, $8.3{\times}10^{14}$에서 $2.4{\times}10^{14}$ m/kg로, 82.1에서 77.1%로, 112에서 61.1 NTU로 향상시켰으며, 이는 상용 양이온 유기고분자 응집제에 필적하는 성능이었다. 따라서 무기개량제를 하수슬러지의 대체 개량제로서 활용 가능할 것으로 판단된다. 각 탈수능 성능지표 간의 상호 관계를 분석한 결과, 여과시간, 여과비저항계수, 탈수케이크 함수율 간에 강한 상호관계가 확인되었다. |
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AbstractList | This study aimed to investigate the effect of an inorganic conditioner composed of natural inorganic materials on the dewaterbility of sewage sludge and compare the performance with those of conventional organic polymeric conditioners. A dosage of 2.0 mg inorganic conditioner/g sludge TS decreased time to filter test (TTF), specific resistance to filtration (SRF), water content of dewatered sludge cake, turbidity from 146 to 41 sec, from $8.3{\times}10^{14}$ to $2.4{\times}10^{14}$ m/kg, from 82.1 to 77.1%, from 112 to 61.1 NTU, respectively, which was compatible to the conventional cation organic polymer. An inorganic conditioner would be used in sewage sludge treatment as a suitable alternative conditioner. Regression analysis showed a strong relationship among TTF, SRF, and water content. 본 연구에서는 천연 무기소재로부터 합성된 무기개량제의 슬러지 탈수능 개선 효과를 상용 유기고분자응집제와 비교 평가하였다. 2.0 mg/g sludge TS의 주입량에서 무기개량제는 여과시간, 여과비저항계수, 탈수케이크 함수율, 탁도를 각각 146에서 41초로, $8.3{\times}10^{14}$에서 $2.4{\times}10^{14}$ m/kg로, 82.1에서 77.1%로, 112에서 61.1 NTU로 향상시켰으며, 이는 상용 양이온 유기고분자 응집제에 필적하는 성능이었다. 따라서 무기개량제를 하수슬러지의 대체 개량제로서 활용 가능할 것으로 판단된다. 각 탈수능 성능지표 간의 상호 관계를 분석한 결과, 여과시간, 여과비저항계수, 탈수케이크 함수율 간에 강한 상호관계가 확인되었다. 본 연구에서는 천연 무기소재로부터 합성된 무기개량제의 슬러지 탈수능 개선 효과를 상용 유기고분자응집제와 비교평가하였다. 2.0 mg/g sludge TS의 주입량에서 무기개량제는 여과시간, 여과비저항계수, 탈수케이크 함수율, 탁도를 각각 146에서 41초로, 8.3×1014에서 2.4×1014 m/kg로, 82.1에서 77.1%로, 112에서 61.1 NTU로 향상시켰으며, 이는 상용 양이온 유기고분자 응집제에 필적하는 성능이었다. 따라서 무기개량제를 하수슬러지의 대체 개량제로서 활용 가능할 것으로 판단된다. 각 탈수능 성능지표 간의 상호 관계를 분석한 결과, 여과시간, 여과비저항계수, 탈수케이크 함수율 간에 강한 상호관계가 확인되었다. This study aimed to investigate the effect of an inorganic conditioner composed of natural inorganic materials on the dewaterbility of sewage sludge and compare the performance with those of conventional organic polymeric conditioners. A dosage of 2.0 mg inorganic conditioner/g sludge TS decreased time to filter test (TTF), specific resistance to filtration (SRF), water content of dewatered sludge cake, turbidity from 146 to 41 sec, from 8.3×1014 to 2.4×1014 m/kg, from 82.1 to 77.1%, from 112 to 61.1 NTU, respectively, which was compatible to the conventional cation organic polymer. An inorganic conditioner would be used in sewage sludge treatment as a suitable alternative conditioner. Regression analysis showed a strong relationship among TTF, SRF,and water content. KCI Citation Count: 2 |
Author | 남세용(Se Yong Nam) 김상현(Sang Hyoun Kim) 김정호(Jeong Ho Kim) |
Author_xml | – sequence: 1 fullname: 남세용(Se Yong Nam) – sequence: 2 fullname: 김정호(Jeong Ho Kim) – sequence: 3 fullname: 김상현(Sang Hyoun Kim) |
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DocumentTitleAlternate | Enhanced Dewaterability of Sewage Sludge by a Natural Inorganic Conditioner |
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Keywords | 무기개량제 Dewaterability 탈수능 하수슬러지 Inorganic Conditioner 개량 Sewage Sludge Conditioning |
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Snippet | This study aimed to investigate the effect of an inorganic conditioner composed of natural inorganic materials on the dewaterbility of sewage sludge and... 본 연구에서는 천연 무기소재로부터 합성된 무기개량제의 슬러지 탈수능 개선 효과를 상용 유기고분자응집제와 비교평가하였다. 2.0 mg/g sludge TS의 주입량에서 무기개량제는 여과시간, 여과비저항계수, 탈수케이크 함수율, 탁도를 각각 146에서 41초로, 8.3×1014에서... |
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Title | 무기개량제를 이용한 하수슬러지의 탈수능 개선 |
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