CN113526838A - 污泥脱水工艺 - Google Patents
污泥脱水工艺 Download PDFInfo
- Publication number
- CN113526838A CN113526838A CN202110869676.4A CN202110869676A CN113526838A CN 113526838 A CN113526838 A CN 113526838A CN 202110869676 A CN202110869676 A CN 202110869676A CN 113526838 A CN113526838 A CN 113526838A
- Authority
- CN
- China
- Prior art keywords
- sludge
- pressure
- filter pressing
- filter
- ferric sulfate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 275
- 238000000034 method Methods 0.000 title claims abstract description 56
- 238000003825 pressing Methods 0.000 claims abstract description 135
- 238000006243 chemical reaction Methods 0.000 claims abstract description 76
- 230000018044 dehydration Effects 0.000 claims abstract description 44
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 44
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims abstract description 40
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000000126 substance Substances 0.000 claims abstract description 9
- 239000004744 fabric Substances 0.000 claims description 36
- 239000003814 drug Substances 0.000 claims description 28
- 238000003860 storage Methods 0.000 claims description 23
- 238000012806 monitoring device Methods 0.000 claims description 16
- 238000005303 weighing Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000000354 decomposition reaction Methods 0.000 claims description 4
- 244000005700 microbiome Species 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000002203 pretreatment Methods 0.000 claims description 2
- 238000011282 treatment Methods 0.000 abstract description 19
- 238000012544 monitoring process Methods 0.000 abstract 1
- 208000005156 Dehydration Diseases 0.000 description 38
- 230000000694 effects Effects 0.000 description 9
- 239000010865 sewage Substances 0.000 description 9
- 238000001914 filtration Methods 0.000 description 6
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical group [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 238000011085 pressure filtration Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 239000012024 dehydrating agents Substances 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Images
Classifications
-
- 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
- C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (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 (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110869676.4A CN113526838A (zh) | 2021-07-30 | 2021-07-30 | 污泥脱水工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110869676.4A CN113526838A (zh) | 2021-07-30 | 2021-07-30 | 污泥脱水工艺 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113526838A true CN113526838A (zh) | 2021-10-22 |
Family
ID=78089894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110869676.4A Pending CN113526838A (zh) | 2021-07-30 | 2021-07-30 | 污泥脱水工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113526838A (zh) |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH063500U (ja) * | 1992-06-08 | 1994-01-18 | エレポン化工機株式会社 | 汚泥脱水装置 |
JP2002292210A (ja) * | 2001-03-30 | 2002-10-08 | Temujin Eco System Kk | フィルタープレス式脱水システム及び制御方法 |
JP2006198482A (ja) * | 2005-01-18 | 2006-08-03 | Ngk Insulators Ltd | 連続加圧脱水機の制御方法 |
JP2007136347A (ja) * | 2005-11-18 | 2007-06-07 | Ishigaki Co Ltd | 脱水機の原汚泥供給量一定制御方法並びにその制御装置 |
JP2009220085A (ja) * | 2008-03-19 | 2009-10-01 | Ishigaki Co Ltd | スクリュープレスにおける含水率一定制御方法並びに含水率一定制御装置 |
CN102229464A (zh) * | 2011-06-02 | 2011-11-02 | 杭州中威净水材料有限公司 | 一种用于污泥高度脱水干化的配方及其制备方法 |
CN103030258A (zh) * | 2012-12-31 | 2013-04-10 | 南京城建环保水务投资有限公司 | 一种污泥深度脱水装置及脱水方法 |
CN103979764A (zh) * | 2014-05-06 | 2014-08-13 | 中国科学院武汉岩土力学研究所 | 一种污泥深度脱水处理*** |
CN105776812A (zh) * | 2016-05-24 | 2016-07-20 | 王树岩 | 一种市政污泥高干脱水方法及其设备 |
KR20190007909A (ko) * | 2017-07-14 | 2019-01-23 | 에스이에스티 주식회사 | 고압 필터프레스 하수슬러지 탈수 방법 |
-
2021
- 2021-07-30 CN CN202110869676.4A patent/CN113526838A/zh active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH063500U (ja) * | 1992-06-08 | 1994-01-18 | エレポン化工機株式会社 | 汚泥脱水装置 |
JP2002292210A (ja) * | 2001-03-30 | 2002-10-08 | Temujin Eco System Kk | フィルタープレス式脱水システム及び制御方法 |
JP2006198482A (ja) * | 2005-01-18 | 2006-08-03 | Ngk Insulators Ltd | 連続加圧脱水機の制御方法 |
JP2007136347A (ja) * | 2005-11-18 | 2007-06-07 | Ishigaki Co Ltd | 脱水機の原汚泥供給量一定制御方法並びにその制御装置 |
JP2009220085A (ja) * | 2008-03-19 | 2009-10-01 | Ishigaki Co Ltd | スクリュープレスにおける含水率一定制御方法並びに含水率一定制御装置 |
CN102229464A (zh) * | 2011-06-02 | 2011-11-02 | 杭州中威净水材料有限公司 | 一种用于污泥高度脱水干化的配方及其制备方法 |
CN103030258A (zh) * | 2012-12-31 | 2013-04-10 | 南京城建环保水务投资有限公司 | 一种污泥深度脱水装置及脱水方法 |
CN103979764A (zh) * | 2014-05-06 | 2014-08-13 | 中国科学院武汉岩土力学研究所 | 一种污泥深度脱水处理*** |
CN105776812A (zh) * | 2016-05-24 | 2016-07-20 | 王树岩 | 一种市政污泥高干脱水方法及其设备 |
KR20190007909A (ko) * | 2017-07-14 | 2019-01-23 | 에스이에스티 주식회사 | 고압 필터프레스 하수슬러지 탈수 방법 |
Non-Patent Citations (2)
Title |
---|
环境保护部科技标准司编: "《环境保护技术工作文件汇编 1 污染防治技术政策与技术指南》", 中国环境科学出版社, pages: 167 - 406 * |
马春稳等: "螺压脱水机在气田污泥处理中的应用", 《石油化工应用》, vol. 28, no. 05, 25 August 2009 (2009-08-25), pages 90 - 92 * |
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PB01 | Publication | ||
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CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 5 / F, 277 Huqingping Road, Minhang District, Shanghai, 201105 Applicant after: Chengkang Ecological Resources Technology Co.,Ltd. Address before: 5 / F, 277 Huqingping Road, Minhang District, Shanghai, 201105 Applicant before: Chengkang (Shanghai) Ecological Technology Co.,Ltd. |
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220428 Address after: 5 / F, 277 Huqingping Road, Minhang District, Shanghai, 201105 Applicant after: Zhongjing Chengkang Resources Recycling Technology Co.,Ltd. Address before: 5 / F, 277 Huqingping Road, Minhang District, Shanghai, 201105 Applicant before: Chengkang Ecological Resources Technology Co.,Ltd. |
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CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 5 / F, 277 Huqingping Road, Minhang District, Shanghai, 201105 Applicant after: Chengkang Material Technology Co.,Ltd. Address before: 5 / F, 277 Huqingping Road, Minhang District, Shanghai, 201105 Applicant before: Zhongjing Chengkang Resources Recycling Technology Co.,Ltd. |
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RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211022 |