JP4542510B2 - 廃プラスチック減容成形機の真空ポンプ封水処理方法及び処理設備 - Google Patents
廃プラスチック減容成形機の真空ポンプ封水処理方法及び処理設備 Download PDFInfo
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- JP4542510B2 JP4542510B2 JP2006008621A JP2006008621A JP4542510B2 JP 4542510 B2 JP4542510 B2 JP 4542510B2 JP 2006008621 A JP2006008621 A JP 2006008621A JP 2006008621 A JP2006008621 A JP 2006008621A JP 4542510 B2 JP4542510 B2 JP 4542510B2
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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
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Description
廃水発生量 頻度:約200L/回、3時間毎、1日あたり約1.5m3
〈実施例〉
中和剤使用量:1L/回、3時間毎、1日あたり約8L(10%アンモニア水)
廃水発生量:1日あたり約0.1m3(塩素イオン濃度維持のためのブロー水)
以上の結果を比較すると明らかなとおり、本発明の実施例の廃水発生量が従来技術のそれに比べて約1/15と大幅に低減されている。
1a:シリンダー
1b:スクリュー
1c:ダイス
2:回転刃
3,4:ベント
5:トラップ
6:水封式真空ポンプ
7:封水タンク
8:循環ポンプ
9:pH計
10:中和剤タンク
11:ポンプ
12:ブロー弁
13:補給水弁
Claims (3)
- 廃プラスチックの減容成形機で発生する気体を、トラップを介して水封式真空ポンプにて抜き取り、抜き取られた気体を封水タンクから排出し、水封式真空ポンプの封水は水封式真空ポンプと封水タンクとの間で循環させる廃プラスチック減容成形機の真空ポンプ封水処理方法において、
封水タンク中の封水のpHが低下すると、封水タンク中へ封水を中和するのに必要な量の中和剤を供給し、封水タンク内の封水量が増加すると、封水を真空ポンプへ送りながら増加した量の封水をブロー弁より排水して封水タンク内のレベルを一定に維持することを特徴とする廃プラスチック減容成形機の真空ポンプ封水処理方法。 - 中和剤がアンモニア水であることを特徴とする請求項1に記載の廃プラスチック減容成形機の真空ポンプ封水処理方法。
- 廃プラスチックの減容成形機で発生し、水封式真空ポンプにて抜き取られた気体を、封水タンクを経て排出し、水封式真空ポンプの封水を水封式真空ポンプと封水タンクとの間で循環させる廃プラスチック減容成形機の真空ポンプ封水の処理設備において、
廃プラスチックの減容成形機から排出される気体を、トラップを介して抜き取る水封式真空ポンプと、
水封式真空ポンプで抜き取られた気体が導入される、水封式真空ポンプの封水を収容する封水タンクと、
水封式真空ポンプの封水を水封式真空ポンプと封水タンクとの間で循環させる循環ポンプと、
封水タンク中の封水のpHを計測するpH計と、
pH計で計測されたpHが低下すると、封水タンク中へ封水を中和するのに必要な量の中和剤を供給する中和剤タンクと、
循環ポンプと真空ポンプとの間の循環配管に、封水タンク内の封水の水質を一定に維持するブロー弁と、
封水タンク内の封水量が減少すると、減少した封水を補給して封水タンク内のレベルを一定に維持する補給水弁を設けたことを特徴とする廃プラスチック減容成形機の真空ポンプ封水の処理設備。
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JP2007190706A JP2007190706A (ja) | 2007-08-02 |
JP4542510B2 true JP4542510B2 (ja) | 2010-09-15 |
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CN104890144A (zh) * | 2015-06-15 | 2015-09-09 | 李华良 | 一种环保型废旧塑料回收用造粒机 |
CN115367867B (zh) * | 2022-07-19 | 2023-05-05 | 武汉天源环保股份有限公司 | 高浓度有机废水资源化处理系统及方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05245463A (ja) * | 1991-10-18 | 1993-09-24 | Agency Of Ind Science & Technol | 混合プラスチツク廃棄物の処理方法及び処理装置 |
JPH06226233A (ja) * | 1993-01-29 | 1994-08-16 | Nichias Corp | 塩素含有プラスチック廃棄物の減容処理方法及び装置 |
JPH10183139A (ja) * | 1996-12-26 | 1998-07-14 | M C C:Kk | 廃プラスチックの油化還元装置 |
JPH11106758A (ja) * | 1997-10-08 | 1999-04-20 | Japan Steel Works Ltd:The | 廃プラスチック油化処理方法 |
JP2000136393A (ja) * | 1998-08-28 | 2000-05-16 | Nippon Steel Corp | 樹脂または有機化合物、あるいはそれらを含む廃プラスチックの処理方法 |
JP2003073500A (ja) * | 2001-09-06 | 2003-03-12 | Toshiba Plant Kensetsu Co Ltd | プラスチックの熱分解方法 |
JP2005126486A (ja) * | 2003-10-21 | 2005-05-19 | Nippon Steel Corp | 廃棄プラスチックの再利用方法及び成型方法 |
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Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05245463A (ja) * | 1991-10-18 | 1993-09-24 | Agency Of Ind Science & Technol | 混合プラスチツク廃棄物の処理方法及び処理装置 |
JPH06226233A (ja) * | 1993-01-29 | 1994-08-16 | Nichias Corp | 塩素含有プラスチック廃棄物の減容処理方法及び装置 |
JPH10183139A (ja) * | 1996-12-26 | 1998-07-14 | M C C:Kk | 廃プラスチックの油化還元装置 |
JPH11106758A (ja) * | 1997-10-08 | 1999-04-20 | Japan Steel Works Ltd:The | 廃プラスチック油化処理方法 |
JP2000136393A (ja) * | 1998-08-28 | 2000-05-16 | Nippon Steel Corp | 樹脂または有機化合物、あるいはそれらを含む廃プラスチックの処理方法 |
JP2003073500A (ja) * | 2001-09-06 | 2003-03-12 | Toshiba Plant Kensetsu Co Ltd | プラスチックの熱分解方法 |
JP2005126486A (ja) * | 2003-10-21 | 2005-05-19 | Nippon Steel Corp | 廃棄プラスチックの再利用方法及び成型方法 |
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