JP4262069B2 - 磁気分離装置及びそれを用いた排水処理装置 - Google Patents
磁気分離装置及びそれを用いた排水処理装置 Download PDFInfo
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- JP4262069B2 JP4262069B2 JP2003401895A JP2003401895A JP4262069B2 JP 4262069 B2 JP4262069 B2 JP 4262069B2 JP 2003401895 A JP2003401895 A JP 2003401895A JP 2003401895 A JP2003401895 A JP 2003401895A JP 4262069 B2 JP4262069 B2 JP 4262069B2
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- activated sludge
- magnetic
- magnetic powder
- magnetic separation
- sludge
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Images
Classifications
-
- 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
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Treatment Of Sludge (AREA)
- Activated Sludge Processes (AREA)
Description
Claims (2)
- 活性汚泥懸濁液中の磁性粉含有活性汚泥を磁力によって液中から分離する磁気分離装置であって、該磁気分離装置は、活性汚泥懸濁液の流入部及び流出部を有する磁気分離槽と、表面に磁石を配置した無端状ベルトと、該無端状ベルトに付着した磁性粉含有活性汚泥を掻き落とすスクレーパーと、スクレーパーで掻き落とした磁性粉含有活性汚泥を回収する汚泥回収トラフと、前記磁気分離槽の上部に掛け渡された架台と、該架台に設置された前記無端状ベルト駆動用の駆動装置と、前記活性汚泥懸濁液の液面より上方に配置した前記無端状ベルトの駆動軸と、前記活性汚泥懸濁液の液面より下方に配置した前記無端状ベルトの従動軸と、前記架台の下部に設けられた支持腕とを有し、該支持腕は、前記駆動軸を前記液面上に位置させた状態で回転可能に支持する軸受部を備えていることを特徴とする磁気分離装置。
- 磁性粉を添加した磁性粉含有活性汚泥によって水処理を行う好気処理槽と、該好気処理槽の流出部に設けられて該流出部から流出する活性汚泥懸濁液中の磁性粉含有活性汚泥を磁力によって液中から分離する請求項1記載の磁気分離装置と、該磁気分離装置で分離した磁性粉含有活性汚泥を前記好気処理槽の上流部に返送する経路と、前記磁気分離装置から流出した活性汚泥懸濁液中に残留する磁性粉含有活性汚泥を液中から分離する固液分離手段と、該固液分離手段で磁性粉含有活性汚泥から分離した処理水を抜き出す経路と、該固液分離手段で分離した磁性粉含有活性汚泥を前記好気処理槽の上流部に返送する経路と、前記固液分離手段で分離して前記好気処理槽の上流部に返送する磁性粉含有活性汚泥の少なくとも一部に対して可溶化処理、減容化処理を行う可溶化・減容化手段とを備えていることを特徴とする排水処理装置。
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JP2003401895A JP4262069B2 (ja) | 2003-12-01 | 2003-12-01 | 磁気分離装置及びそれを用いた排水処理装置 |
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JP2003401895A JP4262069B2 (ja) | 2003-12-01 | 2003-12-01 | 磁気分離装置及びそれを用いた排水処理装置 |
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JP2005161161A JP2005161161A (ja) | 2005-06-23 |
JP4262069B2 true JP4262069B2 (ja) | 2009-05-13 |
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Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5217778B2 (ja) * | 2008-08-25 | 2013-06-19 | 国立大学法人秋田大学 | 余剰汚泥の粉砕方法、余剰汚泥減容化方法及び余剰汚泥の粉砕装置 |
JP4753386B2 (ja) * | 2008-09-09 | 2011-08-24 | モスニック株式会社 | 濾過装置 |
JP5019074B2 (ja) * | 2008-11-27 | 2012-09-05 | 株式会社日立プラントテクノロジー | 磁気分離装置 |
JP4959745B2 (ja) * | 2009-03-31 | 2012-06-27 | 株式会社日立プラントテクノロジー | 磁気分離装置における磁気ディスクの駆動装置 |
CN103018278B (zh) * | 2012-11-27 | 2014-11-05 | 鞍钢集团矿业公司 | 磁铁矿尾矿中磁性铁在线检测报警装置及检测报警方法 |
JP6127504B2 (ja) * | 2012-12-26 | 2017-05-17 | 日立金属株式会社 | マグネットローラおよびマグネットローラの製造方法 |
JP2015100900A (ja) * | 2013-11-27 | 2015-06-04 | 株式会社田中製作所 | 濾過装置 |
JP6935670B2 (ja) | 2017-02-06 | 2021-09-15 | 株式会社アイシン | 衛生洗浄装置 |
CN109110917A (zh) * | 2018-09-14 | 2019-01-01 | 天津科技大学 | 磁性污泥零排放污水连续处理工艺及专用装置 |
CN114100851B (zh) * | 2020-08-27 | 2023-11-14 | 宝山钢铁股份有限公司 | 一种磁性杂质处理*** |
CN113600336A (zh) * | 2021-07-29 | 2021-11-05 | 安徽科信矿山机械制造有限公司 | 一种矿石磁选机尾矿槽 |
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2003
- 2003-12-01 JP JP2003401895A patent/JP4262069B2/ja not_active Expired - Lifetime
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