KR100528701B1 - 불가사리를 이용한 하수슬러지 탈수용 탈수보조제를 이용한 하수슬러지의 탈수방법 - Google Patents
불가사리를 이용한 하수슬러지 탈수용 탈수보조제를 이용한 하수슬러지의 탈수방법 Download PDFInfo
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- KR100528701B1 KR100528701B1 KR10-2003-0074270A KR20030074270A KR100528701B1 KR 100528701 B1 KR100528701 B1 KR 100528701B1 KR 20030074270 A KR20030074270 A KR 20030074270A KR 100528701 B1 KR100528701 B1 KR 100528701B1
- Authority
- KR
- South Korea
- Prior art keywords
- starfish
- dewatering
- sludge
- sewage sludge
- dehydration
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/125—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using screw filters
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment Of Sludge (AREA)
Abstract
Description
Claims (7)
- 삭제
- 삭제
- 삭제
- 하수 슬러지의 탈수방법에 있어서,하수 슬러지에 불가사리 탈수보조제를 혼합 및 교반하는 단계(단계 1),상기 단계 1에서 얻어진 하수 슬러지에 응집제를 혼합 및 교반하여 플록을 형성시키는 단계(단계 2) 및상기 플록을 탈수장치를 이용하여 탈수하여 슬러지케이크를 얻는 단계(단계 3)를 포함하고,상기 불가사리 탈수보조제는, 수거된 불가사리를 자연수로 세척 및 건조한 후 분쇄하여 얻어진 분말 형태의 하수 슬러지 탈수용 탈수보조제이고,상기 불가사리 탈수보조제의 사용량은 슬러지 건조 고형분에 대해 1∼200 중량부인 것을 특징으로 하는 하수 슬러지의 탈수방법.
- 제 4항에 있어서, 상기 불가사리 탈수보조제는, 상기 분쇄하여 얻어진 불가사리 분말을 추가로 105 내지 700℃에서 열처리하여 얻어진 분말형태인 것을 특징으로 하는 하수 슬러지의 탈수방법.
- 제 4항에 있어서, 상기 탈수장치가 벨트프레스, 필터프레스, 스크루데칸터 또는 원심분리 장치인 것을 특징으로 하는 하수 슬러지의 탈수방법.
- 제 4항에 있어서, 상기 슬러지가 하수슬러지를 포함한 오수 및 폐수처리장치에서 발생되는 슬러지인 것을 특징으로 하는 하수 슬러지의 탈수방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0074270A KR100528701B1 (ko) | 2003-10-23 | 2003-10-23 | 불가사리를 이용한 하수슬러지 탈수용 탈수보조제를 이용한 하수슬러지의 탈수방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0074270A KR100528701B1 (ko) | 2003-10-23 | 2003-10-23 | 불가사리를 이용한 하수슬러지 탈수용 탈수보조제를 이용한 하수슬러지의 탈수방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050038948A KR20050038948A (ko) | 2005-04-29 |
KR100528701B1 true KR100528701B1 (ko) | 2005-11-15 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2003-0074270A KR100528701B1 (ko) | 2003-10-23 | 2003-10-23 | 불가사리를 이용한 하수슬러지 탈수용 탈수보조제를 이용한 하수슬러지의 탈수방법 |
Country Status (1)
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KR (1) | KR100528701B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101254714B1 (ko) | 2012-09-27 | 2013-04-19 | 주식회사 이엠 인더스 | 불가사리를 이용한 산성폐수 처리용 다공성 세라믹과 이의 제조방법 그리고 산성폐수 처리장치 |
-
2003
- 2003-10-23 KR KR10-2003-0074270A patent/KR100528701B1/ko active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101254714B1 (ko) | 2012-09-27 | 2013-04-19 | 주식회사 이엠 인더스 | 불가사리를 이용한 산성폐수 처리용 다공성 세라믹과 이의 제조방법 그리고 산성폐수 처리장치 |
Also Published As
Publication number | Publication date |
---|---|
KR20050038948A (ko) | 2005-04-29 |
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