JP5176625B2 - 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 - Google Patents
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 Download PDFInfo
- Publication number
- JP5176625B2 JP5176625B2 JP2008070639A JP2008070639A JP5176625B2 JP 5176625 B2 JP5176625 B2 JP 5176625B2 JP 2008070639 A JP2008070639 A JP 2008070639A JP 2008070639 A JP2008070639 A JP 2008070639A JP 5176625 B2 JP5176625 B2 JP 5176625B2
- Authority
- JP
- Japan
- Prior art keywords
- sludge
- rate
- cake moisture
- waste paper
- chemical injection
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims description 17
- 239000010802 sludge Substances 0.000 claims description 230
- 238000002347 injection Methods 0.000 claims description 172
- 239000007924 injection Substances 0.000 claims description 172
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 135
- 239000000126 substance Substances 0.000 claims description 117
- 239000010893 paper waste Substances 0.000 claims description 115
- 239000008213 purified water Substances 0.000 claims description 85
- 239000010801 sewage sludge Substances 0.000 claims description 79
- 229920000642 polymer Polymers 0.000 claims description 53
- 239000010865 sewage Substances 0.000 claims description 27
- 239000002002 slurry Substances 0.000 claims description 25
- 238000000746 purification Methods 0.000 claims description 21
- 230000003247 decreasing effect Effects 0.000 claims description 14
- 239000003814 drug Substances 0.000 claims description 14
- 229940079593 drug Drugs 0.000 claims description 14
- 230000007423 decrease Effects 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 239000011550 stock solution Substances 0.000 claims description 12
- 230000004044 response Effects 0.000 claims description 3
- 235000012970 cakes Nutrition 0.000 description 116
- 235000021463 dry cake Nutrition 0.000 description 23
- 238000001514 detection method Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 238000005345 coagulation Methods 0.000 description 5
- 230000015271 coagulation Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000000701 coagulant Substances 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 4
- 239000008394 flocculating agent Substances 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 238000005054 agglomeration Methods 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 3
- 235000011116 calcium hydroxide Nutrition 0.000 description 3
- 239000000920 calcium hydroxide Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000004931 aggregating effect Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000010800 human waste Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- -1 phosphorus compound Chemical class 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
- B30B9/125—Control arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
- Filtration Of Liquid (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008070639A JP5176625B2 (ja) | 2008-03-19 | 2008-03-19 | 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 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008070639A JP5176625B2 (ja) | 2008-03-19 | 2008-03-19 | 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 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009220085A JP2009220085A (ja) | 2009-10-01 |
| JP2009220085A5 JP2009220085A5 (enrdf_load_stackoverflow) | 2010-04-30 |
| JP5176625B2 true JP5176625B2 (ja) | 2013-04-03 |
Family
ID=41237458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008070639A Active JP5176625B2 (ja) | 2008-03-19 | 2008-03-19 | 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 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5176625B2 (enrdf_load_stackoverflow) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5697510B2 (ja) * | 2011-03-29 | 2015-04-08 | クボタ環境サ−ビス株式会社 | 汚泥管理システム |
| JP2013034956A (ja) * | 2011-08-09 | 2013-02-21 | Swing Corp | 汚泥の処理方法 |
| JP5835088B2 (ja) * | 2012-05-10 | 2015-12-24 | 株式会社石垣 | 汚泥脱水処理システム |
| JP5835089B2 (ja) * | 2012-05-10 | 2015-12-24 | 株式会社石垣 | 汚泥脱水処理システム |
| JP5846038B2 (ja) * | 2012-05-10 | 2016-01-20 | 株式会社石垣 | スクリュープレスにおける圧入圧力一定制御方法 |
| JP5846037B2 (ja) * | 2012-05-10 | 2016-01-20 | 株式会社石垣 | スクリュープレスにおける圧入圧力一定制御方法 |
| CA2818503A1 (en) * | 2012-07-03 | 2014-01-03 | Tomoe Engineering Co., Ltd. | Sludge processing system and storage medium storing a program for controlling an operation of a sludge processing system thereon |
| JP6298791B2 (ja) * | 2015-03-31 | 2018-03-20 | 株式会社石垣 | 汚泥脱水装置及び汚泥脱水方法 |
| JP7182497B2 (ja) * | 2019-03-12 | 2022-12-02 | 株式会社日立製作所 | 汚泥処理システム |
| CN113526838A (zh) * | 2021-07-30 | 2021-10-22 | 城康(上海)生态科技有限公司 | 污泥脱水工艺 |
| CN116495966A (zh) * | 2023-05-16 | 2023-07-28 | 杰瑞环保科技有限公司 | 污泥处理方法及污泥处理系统 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60227898A (ja) * | 1984-04-25 | 1985-11-13 | Sanyo Chem Ind Ltd | 汚泥の脱水方法 |
| JPS61293600A (ja) * | 1985-06-22 | 1986-12-24 | Sanbetsuku:Kk | スクリユ−プレスによる汚泥脱水方法 |
| JPH05317900A (ja) * | 1992-05-14 | 1993-12-03 | Hirofumi Yamada | スラリーに含まれる微硅砂などの連続回収方法とその 装置 |
| JPH06269799A (ja) * | 1993-03-17 | 1994-09-27 | Nkk Corp | 汚泥の処理方法 |
| JP3731292B2 (ja) * | 1997-06-06 | 2006-01-05 | 株式会社明電舎 | 汚泥遠心脱水機の運転制御方法 |
| JP2001062499A (ja) * | 1999-08-31 | 2001-03-13 | Makoto Terunuma | 炭化汚泥を利用する加圧脱水方法 |
| JP3638134B2 (ja) * | 2001-11-22 | 2005-04-13 | 株式会社石垣 | 炭化汚泥を利用した脱水方法並びにその脱水装置 |
| JP2004089780A (ja) * | 2002-08-29 | 2004-03-25 | Kanatsu Giken Kogyo Kk | 汚泥の脱水方法 |
| JP4420595B2 (ja) * | 2002-08-30 | 2010-02-24 | 株式会社クボタ | 固液分離装置 |
| JP2004283716A (ja) * | 2003-03-20 | 2004-10-14 | Toagosei Co Ltd | 汚泥の脱水方法 |
| JP4232607B2 (ja) * | 2003-11-07 | 2009-03-04 | 株式会社石垣 | 差速回転濃縮機における運転制御方法 |
| JP4427798B2 (ja) * | 2005-04-14 | 2010-03-10 | 株式会社石垣 | 差速回転濃縮機における運転制御方法並びに運転制御装置 |
| JP4496489B2 (ja) * | 2005-11-18 | 2010-07-07 | 株式会社石垣 | 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 |
| JP4862562B2 (ja) * | 2006-08-30 | 2012-01-25 | 株式会社石垣 | スクリュープレスの運転制御方法 |
| JP4849380B2 (ja) * | 2007-03-09 | 2012-01-11 | 株式会社石垣 | スクリュープレスのケーキ含水率一定制御方法 |
-
2008
- 2008-03-19 JP JP2008070639A patent/JP5176625B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009220085A (ja) | 2009-10-01 |
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