TW200940195A - Separation treatment for ceramic sludge - Google Patents

Separation treatment for ceramic sludge Download PDF

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TW200940195A
TW200940195A TW97111672A TW97111672A TW200940195A TW 200940195 A TW200940195 A TW 200940195A TW 97111672 A TW97111672 A TW 97111672A TW 97111672 A TW97111672 A TW 97111672A TW 200940195 A TW200940195 A TW 200940195A
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sludge
fine
ceramic
mud
treatment
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TW97111672A
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Chinese (zh)
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TWI339136B (en
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Kun-Sen Chang
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Kun-Sen Chang
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

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  • Treatment Of Sludge (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)

Abstract

This invention reveals an effective pretreatment method for the reutilization of ceramic polished sludge. Firstly, polished sludge containing wastewater (PS wastewater) came from tile polished process is fed into a fine-sieve rotary screener. In the rotary screening process, a declined and partly water submerged fine-sieve rotary screener is able to separate polished sludge into two kinds of sludge-fine and coarse sludges. Coarse sludge that rejected by rotary screener can be directly reutilized as a fine aggregate of concrete or be reused for other purpose. In addition, the fine sludge that past fine-sieve of rotary screener is further conveyed into a closed tank for ozonation. Organic matters attached in fine sludge are then decomposed in the reaction of multi-pipe ozonation. Consequent processes, including sludge thickening and sludge dewatering or drying, are carried out for fine sludge. Finally, the fine sludge can be reused as a part of raw materials in the ceramic production process or reused in other fields. Moreover, before the step of PS wastewater feeding into rotary screener, an additional process of PS wastewater mixing with existed dewatered polished sludge (EDP sludge) can be involved at the need of reusing EDP sludge. In this case, a number of EDP sludge is conveyed into a mixing tank and mixed with PS wastewater. In conclusion, this invention can not only solve ceramic sludge problem but also reach ideal goals of zero waste and resource reutilization.

Description

200940195 九、發明說明: 【發明所屬之技術領域】 本發明係與陶瓷污泥再利用之技術領域有關,更 詳而-言之是一種陶瓷研磨污泥之前處理技術,俾利污 泥可用於原製程或作其他再利用。 【先前技術】 陶瓷廠衍生之研磨污泥雖為無害之一般事業廢棄 β 物,唯因含熟坏之粉屑與細泥、研磨片掉落之顆粒與 成分、廢水處理及污泥脫水添加之混凝劑/助凝劑/調理 劑等,故難以回用於原製程,而多作棄土、填土或掩 埋覆土,實為資源之浪費。本發明係開發陶瓷研磨污 泥再利用之前處理技術,主要包括污泥之顆粒分離及 分離後污泥之臭氧處理技術。 先前有關污泥或其他物質之分離相關技術,如中 ❸華民國發明第384232號「水力旋流分離器,分離器總 成’旋流分離器’過濾榖物漿之方法,及組裝與拆卸 分離器總成的方法」、第455502號「砂泥污水分離法 及其裝置」、第470668號「礦砂快速洗滌及省水之方 法及裝置」、第494018號「篩屑裝置」、第527220 號「纖維/固體分離系統」、第541383號「篩網裝置」、 第550113號「旋轉型膜分離裝置及使用旋轉型膜裝置 之膜分離方法」、第1277609號「有害金屬污泥分離 200940195 方法」、第1288019號「用於懸濁液分離之分離流路 模組、分離單元與分離船」等專利案。 另先前有關臭氧處理水體之相關技術,如中華民 •.國發明笔49〇757號「提供臭氧化處理流難之裝置及使 用其之友沬」、第574152號「化學機制控制高濃度臭 氧/反應液髏產生系統及方法」、第1293286號「供應 恆濃臭氧化水之方法」等專利案。 @ 進一步探討前揭關於污泥或其他物質之分離及 臭氧處理水體之專利技術,在分離技術方面,多針對 所設計之設備或裝置提出其分離方法,如旋流分離器 (第384232號專利案)、振動筛及旋風式槽(第455502 號專利案)、洗砂分離筒及濾砂機(第47〇668號專利 案)、製紙原料篩體及篩網(第494018號及第541383 號專利案)、旋轉型膜分離裝置(第550113號專利 案)、分離流路裝置(第1288019號專利案)等,並 ❹無本發明提出之旋轉篩分離陶瓷污泥之技術。此外, 在臭氧處理水體方面,多為臭氧注入流體之裝置(第 490757號專利案)、控制臭氧濃度方法(第574152 號及第1293286號專利案)等,並無以臭氧處理陶竞 污泥之技術。 就理想之環境保護及珍惜地球有限資源而言,回 收再利用實為廢棄物處理之最佳目標,故若能將陶竟 廠衍生之大量研磨廢棄污泥,經由有效之前處理技 200940195 予回用 於原製程或作其他再利用,將可達到零 廢棄、資源再利用之目的。 【發明内容】 - ' 、、本發月之主要目的係提供一種陶曼污泥之處理方 法其可將陶瓷廠所產生之含陶瓷研磨污泥廢水以及 ❸t積之陶兗研磨脫水污泥,處理成細泥及粗泥,以供 再利用,達到「零廢棄」、「資源再利用」之理想環 保目的。 緣疋,為達成前述之目的,本發明所提供之一種 陶瓷污泥之處理方法,至少包含以下步驟: 分離:利用一旋轉篩裝置將含陶瓷污泥之廢水分 離為細泥及粗泥; 臭氧曝氣處理:將細泥置於一密閉式反應槽内與 ❹ 臭氧充分曝氣反應’用以分解細泥中之有機物質; ί儿殺.將經臭氧曝氣處理之細泥予以沉殿; 去除水分:將已沉殿之細泥脫水或乾燥; 再利用:將粗泥及去除水分後之細泥回收再利用。 【實施方式】 以下,茲舉本發明二較佳實施例並配合圖式作進 一步之詳細說明如後: 200940195 首先’請參閱圖一至圖四所示,本發明一較佳實 施例之陶瓷污泥之處理方法’包含有下列步驟: 本發明之第一步驟係分離丨i 〇 :利用一旋轉篩裝 置1 〇—將含陶瓷污泥之廢水分離為細卷及粗泥。陶瓷污 泥係-陶·究研磨污泥,該旋轉篩裝置ig包含一基座12, 該基座12内容納有水;一旋轉篩14,可轉動地傾斜 置於該基座12並部分浸入水中,具有一不銹鋼支撐 ❹框架14丨,該支撐框架141内設有一中空圓柱型篩體 142,係不銹鋼細網;一轉軸143,穿經該篩體μ〗中 央轴心並固接支撐框架141而架設於基座12 ;該篩體 142之篩孔孔徑為ASTM2〇〇號(75微米)、傾斜角 度為5 - 20。、轉速為2 - 30 rpm、浸入水中高度為1/6 一 1/2。含陶瓷污泥之廢水係輸入該旋轉筛14進行分離, 通過筛孔之細泥為粒徑小於篩孔之污泥,而經該旋轉 篩14排除之粗泥為粒徑大於篩孔之污泥。 ® 本發明之第二步驟係臭氧曝氣處理12〇 :係將細 泥置於一密閉式反應槽20内與臭氧充分曝氣反應,用 以分解細泥中之有機物質。該密閉式反應槽2〇包含一 槽體22,細泥係輸入該槽體22,數中空管24,立設 於該槽體22内,臭氧係輸入各該中空管24而喷入^ 體22,用以藉由氣流攪拌槽體22内之細泥,使細泥 與臭氧充分反應,進而分解細泥中之有機物質。該槽 體22内液固比係大於3,每公斤乾細泥所需臭氧^於 9 200940195 2-1〇公克,此外,該密閉式反應槽2〇更包含一自動 洩壓裝置26,係設置於該槽體22 —端。 本發明之第三步驟係沉澱130:將經臭氧曝氣處 K細/尼予以沉殺,係將細泥置玲—沉殿槽(圖中未 示中藉重力沉降方式沉澱。 本發明之第四步驟係去除水分140:將已沉澱之 細泥脫水或乾燥,以去除細泥之水分。脫水之方式係 ❹利用壓濾、A空過遽或離心等方式將已沉;殿之細泥脫 水,而乾燥之方式係利用加熱使已沉澱之細泥乾燥, 加熱溫度為1〇〇_2〇〇。〇。 /本發明之最後步驟係再利用150:將粗泥及脫水 後之細泥回收再利用,粗泥係可供混凝土細骨材或其 他用途,而細泥可作為原陶瓷製程原料之一部分或供 作其他用途。 ·由上可知,本發明陶瓷污泥之處理方法,可將陶 瓷廠所產生之含陶瓷研磨污泥之廢水分離出細泥及粗 泥,再將細泥經臭氧曝氣、沉殿及去除水分等處理, 最後二種污泥均可再利用,為一「零廢棄」、「資源 再利用」之甚具環保創新方法。 此外’ 一般陶竟廠常有堆積陶瓷研磨脫水污泥不 易處理之問題,亦可透過本發明之方法予以處理再利 用,如圖五所示,係本發明另一較佳實施例之陶瓷污 泥之處理方法,其步驟大鱧上與前揭較佳實施例相 10 200940195 同,亦包含分離、臭氧曝氣處理、沉澱及去除水分等 步驟,不同之處在於··其分離步驟前更包含有下列步 驟: 判-斯210:研判是否要混合既有之周瓷研磨脫水污 泥,陶瓷廠若有堆積陶瓷研磨脫水污禺且未掺入其他 物質或遭污染,即可進行後續與含陶瓷污泥之原廢水 混合之步称;反之,則不需混合。 混合22(^將陶瓷脫水污泥與含陶瓷污泥之原廢水 置於一混合攪拌槽(圖中未示)内進行混合,兩者混 合後液固比係大於3。 藉此,將陶瓷廠堆積之陶瓷研磨脫水污泥混合含 陶瓷研磨污泥之廢水後,即可進行後續之分離、臭氧 曝氣處理、沉澱及去除水分等步驟之處理,而亦可將 粗泥及脫水後之細泥回收再利用。 綜上所述,本發明陶瓷污泥之處理方法,其可將 〇 陶瓷廠所產生之含陶莞研磨污泥廢水以及堆積之陶究 研磨脫水污泥處理成細泥及粗泥,俾可分別再利用, 而達成「零廢棄」、「資源再利甩」之環保效果;緣 是,本發明確實符合發明專利之要件,爰依法提出申 請0 200940195 【圖式簡單說明】 圖一係本發明一較佳實施例之流程圖。 圖二係本發明一較佳實施例中旋轉篩裝置之示意 一圖0 -. 一 · 圖三係本發明一較佳實施例中旋轉篩之立體圖。 圖四係本發明一較佳實施例中密閉式反應槽之示 意圖。 圖五係本發明另一較佳實施例之流程圖。 【主要元件符號說明】 分離110 臭氧曝氣處理120沉搬130 去除水分140 基座12 篩體142 槽體22 判斷210 再利用150 旋轉篩裝置10 旋轉篩14 轉軸143 中空管24 混合220 Ο 支撐框架141 密閉式反應槽20 自動洩壓裝置26 12200940195 IX. Description of the invention: [Technical field to which the invention belongs] The present invention relates to the technical field of ceramic sludge reuse, and more specifically, it is a ceramic grinding sludge pretreatment technology, and the sludge can be used for the original Process or other reuse. [Prior Art] Although the grinding sludge derived from the ceramics factory is a harmless general business waste, it is only due to the inclusion of cooked powder and fine mud, particles and components dropped from the abrasive sheet, wastewater treatment and sludge dewatering. Coagulant/coagulant/conditioner, etc., so it is difficult to reuse it in the original process, and it is a waste of resources to make spoil, fill or bury the soil. The invention develops a prior art treatment technology for re-use of ceramic abrasive sludge, mainly including particle separation of sludge and ozone treatment technology of sludge after separation. Previous techniques related to the separation of sludge or other substances, such as the method of filtering the slurry of the hydrocyclone separator, separator assembly 'swirl separator', and assembly and disassembly Method of the assembly, No. 455502 "Sand Sediment Separation Method and Apparatus", No. 470668 "Method and Apparatus for Rapid Washing and Water Saving of Mineral Sand", No. 494018 "Sifting Device", No. 527220 "Fiber/solid separation system", No. 541383 "Screen device", No. 550113 "Rotary membrane separation device and membrane separation method using a rotary membrane device", No. 1277609 "Hazardous metal sludge separation 200940195 method", Patent No. 1288019, "Separating flow path module for suspension separation, separation unit and separation ship". Other related technologies related to ozone treatment of water bodies, such as the Chinese People's Republic of China Inventor No. 49〇757, “Providing Ozone Treatment and Difficulties in Using Devices and Using It”, No. 574152 “Chemical Mechanism to Control High Concentration Ozone/ "Reagent liquid production system and method", No. 1293286 "Method for supplying constant concentration ozonized water" and other patent cases. @ Further discussion of the patented technology for the separation of sludge or other substances and ozone treatment of water bodies. In the separation technology, the separation method is proposed for the equipment or device designed, such as cyclone separator (Patent No. 384232) ), vibrating screen and cyclone tank (patent No. 455502), sand washing separation tank and sand filter (No. 47,668 patent), paper raw material sieve and screen (No. 494018 and No. 541383) The rotary membrane separation device (No. 550113), the separation flow device (No. 1288019), and the like, and the technique of separating the ceramic sludge by the rotary sieve proposed by the present invention. In addition, in the case of ozone-treated water bodies, most of them are devices for injecting fluid into ozone (patent No. 490757), methods for controlling ozone concentration (patent Nos. 574152 and No. 1293286), etc. technology. For the ideal environmental protection and cherish the limited resources of the earth, recycling is the best goal of waste disposal. Therefore, if a large amount of ground waste sludge derived from Taojing Factory can be reused, it will be reused through effective treatment technology 200940195. In the original process or for other reuse, it will achieve the goal of zero waste and resource reuse. [Summary of the Invention] - The main purpose of this month is to provide a treatment method for the Tauman sludge, which can treat the ceramic-containing grinding sludge wastewater produced by the ceramics factory and the ceramic slurry of the ❸t product. It is made into fine mud and coarse mud for reuse, achieving the ideal environmental protection purpose of "zero waste" and "recycling resources". In order to achieve the foregoing objective, the method for treating a ceramic sludge provided by the present invention comprises at least the following steps: Separating: separating a wastewater containing ceramic sludge into fine mud and coarse mud by using a rotary sieve device; Aeration treatment: placing the fine mud in a closed reaction tank and 充分 ozone fully aerated reaction 'to decompose the organic matter in the fine mud; ί儿杀. The ozone treated by the ozone aeration is used to sink the temple; Remove moisture: Dehydrate or dry the fine mud that has been sanitized; Reuse: Recycle and use the coarse mud and the fine mud after removing moisture. [Embodiment] Hereinafter, the second preferred embodiment of the present invention will be further described in detail with reference to the following: 200940195 First, please refer to FIG. 1 to FIG. 4, a ceramic sludge according to a preferred embodiment of the present invention. The treatment method 'includes the following steps: The first step of the present invention is to separate the 丨i 〇: using a rotary sieve device 1 - to separate the wastewater containing ceramic sludge into fine rolls and coarse mud. The ceramic sludge system - the ceramic grinding sludge, the rotary screen device ig comprises a base 12, the base 12 contains water; a rotary screen 14 is rotatably placed obliquely on the base 12 and partially immersed In the water, there is a stainless steel supporting truss frame 14丨. The supporting frame 141 is provided with a hollow cylindrical sieve body 142, which is a stainless steel fine mesh; a rotating shaft 143 passes through the central axis of the sieve body and is fixed to the supporting frame 141. The sieve body 142 has an aperture of ASTM 2 75 (75 μm) and an inclination angle of 5 - 20 . The speed is 2 - 30 rpm and the height of the immersion water is 1/6 to 1/2. The wastewater containing ceramic sludge is input into the rotary sieve 14 for separation, and the fine mud passing through the sieve hole is sludge having a particle diameter smaller than the sieve hole, and the coarse mud discharged through the rotary sieve 14 is sludge having a larger particle diameter than the sieve hole. . ® The second step of the present invention is ozone aeration treatment 12: The fine mud is placed in a closed reaction tank 20 to sufficiently aerate with ozone to decompose the organic matter in the fine mud. The closed reaction tank 2A includes a tank body 22 into which the fine mud is fed, a plurality of hollow tubes 24, which are erected in the tank body 22, and ozone is introduced into each of the hollow tubes 24 to be injected into the chamber The body 22 is configured to agitate the fine mud in the tank body 22 by airflow to fully react the fine mud with ozone, thereby decomposing the organic matter in the fine mud. The liquid-solid ratio system of the tank body 22 is greater than 3, and the ozone required per kilogram of dry fine mud is 9 200940195 2-1 〇g, and the closed reaction tank 2 〇 further includes an automatic pressure relief device 26, which is provided At the end of the trough body 22. The third step of the present invention is the precipitation 130: the ozone aeration is carried out by the ozone aeration, and the fine mud is placed in the Ling-Shen Dian trough (the figure is not shown in the figure by gravity sedimentation. The invention The four steps are to remove the moisture 140: dewatering or drying the precipitated fine mud to remove the moisture of the fine mud. The method of dehydration is to use the pressure filtration, A-vacuum or centrifugation to sink the sediment; The drying method is to dry the precipitated fine mud by heating, and the heating temperature is 1 〇〇 2 〇〇. 〇. / The last step of the present invention is to reuse 150: recovering the coarse mud and the dehydrated fine mud Reuse, coarse mud can be used for concrete fine aggregate or other purposes, and fine mud can be used as part of raw ceramic process materials or for other purposes. · As can be seen from the above, the ceramic sludge treatment method of the present invention can be ceramic The wastewater containing ceramic grinding sludge produced by the factory separates fine mud and coarse mud, and then treats the fine mud by ozone aeration, sinking the temple and removing water. The last two kinds of sludge can be reused, which is a zero. Abandoned, "recycling resources" is very environmentally friendly In addition, the general ceramics factory often has the problem that the stacked ceramic grinding dewatered sludge is not easy to handle, and can also be treated and reused by the method of the present invention. As shown in FIG. 5, the ceramic is another preferred embodiment of the present invention. The sludge treatment method has the same steps as the previous preferred embodiment 10 200940195, and also includes the steps of separation, ozone aeration treatment, sedimentation and moisture removal, except that the separation step is further It includes the following steps: Judging-Shen 210: It is judged whether it is necessary to mix the existing Zhou ceramic grinding dewatered sludge. If the ceramic factory has accumulated ceramic grinding and dewatering and contamination, and no other substances or pollution is involved, it can be followed up and included. The step of mixing the raw wastewater of the ceramic sludge; on the contrary, there is no need to mix. Mixing 22 (^ mixing the ceramic dewatered sludge and the raw wastewater containing ceramic sludge in a mixing tank (not shown) After mixing the two, the liquid-solid ratio system is greater than 3. Thereby, after the ceramic grinding dewatered sludge accumulated in the ceramic factory is mixed with the wastewater containing the ceramic grinding sludge, the subsequent separation and ozone aeration treatment can be performed. The process of precipitating and removing moisture, and the coarse mud and the dehydrated fine mud can be recycled and reused. In summary, the method for treating the ceramic sludge of the present invention can be produced by the ceramics factory. Taoguan's grinding sludge wastewater and the accumulated ceramics and dewatered sludge are treated into fine mud and coarse mud, which can be reused separately to achieve the environmental protection effect of “zero waste” and “resources and profit”. The invention does meet the requirements of the invention patent, and the application is made according to law. 0 200940195 [Simplified illustration of the drawings] Figure 1 is a flow chart of a preferred embodiment of the present invention. Figure 2 is a schematic view of a rotary screen device according to a preferred embodiment of the present invention. Figure 3 - Figure 3 is a perspective view of a rotary screen in accordance with a preferred embodiment of the present invention. Figure 4 is a schematic view of a closed reaction vessel in accordance with a preferred embodiment of the present invention. Figure 5 is another preferred embodiment of the present invention. Flow chart of the embodiment. [Main component symbol description] Separation 110 Ozone aeration treatment 120 Submersible 130 Removal of moisture 140 Base 12 Sieve 142 Tank 22 Judging 210 Reuse 150 Rotary sieve device 10 Rotary sieve 14 Rotary shaft 143 Hollow tube 24 Mixed 220 Ο Support Frame 141 closed reaction tank 20 automatic pressure relief device 26 12

Claims (1)

200940195 十、申請專利範圍: 1.一種陶瓷污泥之處理方法’至少包含以下步驟: 分離:利用一旋轉篩裝置將含陶瓷污泥之廢水分 離_為細泥及粗.泥; ~ · 臭氧曝氣處理:將細泥置於一密閉式反應槽内與 臭氧充分曝氣反應,用以分解細泥中之有機物質; 沉殿:將經臭氧曝氣處理之細泥予以沉澱; ❹ 去除水分:將已沉澱之細泥脫水或乾燥;及 再利用:將粗泥及去除水分後之細泥回收再利用。 、、2.如申清專利範圍第1項所述陶瓷污泥之處理方 法,其中,分離步驟前,更包含有一混合步驟,係將 =有之陶£脫水污泥與含㈣污泥之原廢水予以混 …滑寻利嶋2項所述陶究污泥之處理方 〇 列既=二混合步驟前,更包含有一判斷步驟,係研 有之料研磨脫水污泥是否有掺Μ =進脱水污泥未捧入其他物質或遭污: 行處合步驟;反之,則不需混合。 d利範圍…所述陶竞污泥之處理方 含陶究污泥之原廢水置於一 ::水〜尼與 5.如中_直 搜拌槽内進行混合。 法,其令,混4=第4項所迷陶㈣之處理方 。步驟卜既有之陶究脫水污泥與含陶 13 200940195 瓷污泥之原廢水混合後液固比係大於3 β 6.如申請專利範圍第1項所述陶瓷污泥之處理方 法’其中,分離步驟中,該旋轉篩裝置包含一基座, 該基座内容納有本,一旋轉篩,可轉動地傾斜設·置於 該基座並部分浸八水中,其篩孔之孔徑為ASTM》〇〇 號(75微米)。 …… 7. 如申請專利範圍第6項所述陶瓷污泥之處理方 法,其中,該旋轉篩之傾斜角度為5 — 2〇。、轉速為2 一 30 rpm ’其浸入水中高度為I" — ι/2。 8. 如申請專利範圍第6項所述陶究污泥之處理方 法,其中,該旋轉篩包含一支撐框架,由不銹鋼製成; -中空圓柱型筛體’設置於該支撐框架内,係不錄鋼 細網;-轉轴’穿經該篩體中央軸心並固接支撐框架 而架設於基座。 ❹ ,9.如中請專利範圍第6項所述陶£污泥之處理方 法其中3陶宪污泥之廢水係輸入該旋轉筛進行分 離步驟’通㈣孔之細泥為粒徑小於_孔之污泥,而 經該旋轉㈣除之粗泥為粒徑大於筛孔之污泥。 法甘*申請專利範圍第1項所述陶竟污泥之處理方 二-槽雜,臭氧曝讀理步驟中,該密閉式反應槽包 样體内,息:ί係輪入該槽體’數中空管’立設於該 : 、糸輪入各該中空管而喷入槽體,用以藉 由氣_拌槽體内之細泥’使細泥與臭氧充分反應而 14 200940195 分解細泥中之有機物質。 11. 如申請專利範圍第1項所述陶瓷污泥之處理方 法,其中,臭氧曝氣處理步驟中,該密閉式反應槽内 ^液固比係大於3-,·每公斤乾j«泥所需臭氧介於1〇 _ .公克。 -* ·. 12. 如申請專利範圍第1〇項所述陶瓷污泥之處理 方法’其中’該密閉式反應槽更包含一自動泡塵裝置, 係設置於該槽體一端。 13. 如申請專利範圍第i項所述陶瓷污泥之處理方 法’其中’沉澱步驟中,係將細泥置於一沉澱槽中藉 重力沉降方式沉澱。 14. 如申請專利範圍第1項所述陶瓷污泥之處理方 法,其中,去除水分步驟中,係利用壓濾、真空過濾 或離心等脫水方式將已沉殺之細泥脫水。 15·如申請專利範圍第1項所述陶瓷污泥之處理方 法,其中,去除水分步驟中,係利用加熱方式使已沉 ;殿之細泥乾燥’加熱溫度為100-20(Tc。 16.如申請專利範圍第丨項所述陶瓷污泥之處理方 法,其中,再利用步驟中,粗泥係可供混凝土細骨材 或其他用途,細泥可作為原陶瓷製程原料之一部分或 供作其他用途。 、I7.如申請專利範圍第1項所述陶瓷污泥之處理方 法Γ ’其中,該陶瓷污泥係陶瓷研磨污泥。 15200940195 X. Patent application scope: 1. A method for treating ceramic sludge' includes at least the following steps: Separation: Separation of wastewater containing ceramic sludge using a rotary sieve device _ for fine mud and coarse mud; ~ · ozone exposure Gas treatment: the fine mud is placed in a closed reaction tank and fully aerated with ozone to decompose the organic matter in the fine mud; Shen Dian: Precipitating the fine mud treated by ozone aeration; ❹ Removing moisture: Dewatering or drying the precipitated fines; and recycling: recycling the coarse mud and the fine mud after removing the water. 2. The method for treating ceramic sludge according to claim 1, wherein before the separating step, there is further included a mixing step, which is to replace the dewatered sludge with the (four) sludge. Wastewater is mixed...Sliding to find the treatment of the two types of pottery sludge, which is not only before the two mixing steps, but also includes a judging step, whether it is grinding or dewatering sludge, whether there is strontium = dehydration The sludge is not contaminated with other substances or contaminated: the steps are combined; otherwise, no mixing is required. d profit range... The treatment of the pottery sludge The raw wastewater containing the pottery sludge is placed in a water-needed and mixed mixture. The law, its order, mixed 4 = the fourth party of the Tao (4) treatment. The liquid-solid ratio system is more than 3 β after the mixing of the dewatered sludge of the ceramics and the raw wastewater containing the ceramics of 200940195, and the treatment method of the ceramic sludge as described in the first paragraph of the patent application. In the separating step, the rotary sieve device comprises a base, the base is accommodated therein, a rotary screen is rotatably disposed on the base and partially immersed in the water, and the aperture of the mesh hole is ASTM Nickname (75 microns). 7. The method for treating a ceramic sludge according to claim 6, wherein the rotary screen has an inclination angle of 5 - 2 Torr. The speed is 2 to 30 rpm ‘the height of the immersion water is I" — ι/2. 8. The method for treating a sludge according to claim 6, wherein the rotary screen comprises a support frame made of stainless steel; and the hollow cylindrical sieve body is disposed in the support frame. Recording the steel fine mesh; the rotating shaft 'passes through the central axis of the sieve body and fixes the supporting frame and is erected on the base. ❹ 9. The treatment method of the sludge mentioned in the sixth paragraph of the patent scope, wherein the wastewater of the 3 Taoxian sludge is input into the rotary sieve for the separation step. The fine mud of the (four) hole is smaller than the _ hole. The sludge, and the coarse mud divided by the rotation (4) is a sludge having a particle diameter larger than the sieve hole. Fagan* applied for the patent scope of the first paragraph of the Tao Jing sludge treatment side two-slot miscellaneous, in the ozone exposure reading step, the closed reaction tank package sample body, interest: ί is the wheel into the tank ' The number of hollow tubes 'is erected in the::, the wheel is inserted into each of the hollow tubes and sprayed into the tank body for fully reacting the fine mud with ozone by the fine mud in the gas-mixing tank 14 200940195 Organic matter in fine mud. 11. The method for treating ceramic sludge according to claim 1, wherein in the ozone aeration treatment step, the liquid-solid ratio in the closed reaction tank is greater than 3-, · per kg dry j « mud The ozone required is between 1 〇 _ gram. -* ·. 12. The method for treating ceramic sludge as described in claim 1 wherein the closed reaction vessel further comprises an automatic dusting device disposed at one end of the tank. 13. In the method of treating ceramic sludge as described in the scope of claim 1, in the precipitation step, the fine mud is placed in a sedimentation tank and precipitated by gravity sedimentation. 14. The method for treating a ceramic sludge according to claim 1, wherein in the step of removing moisture, the dried mud is dehydrated by dehydration such as pressure filtration, vacuum filtration or centrifugation. 15. The method for treating ceramic sludge according to claim 1, wherein in the step of removing moisture, the method is heated to make it sink; the fine mud of the temple is dried, and the heating temperature is 100-20 (Tc. 16. The method for treating ceramic sludge according to the scope of the patent application, wherein, in the reuse step, the coarse mud is used for concrete fine aggregate or other uses, and the fine mud can be used as a part of the original ceramic process raw material or for other purposes. Use: I7. The treatment method of the ceramic sludge described in the first paragraph of the patent application Γ 'The ceramic sludge is ceramic grinding sludge. 15
TW97111672A 2008-03-31 2008-03-31 Separation treatment for ceramic sludge TWI339136B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109225187A (en) * 2018-11-16 2019-01-18 南京工业大学 Preparation method and application of sludge-based ceramic-based catalyst

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109225187A (en) * 2018-11-16 2019-01-18 南京工业大学 Preparation method and application of sludge-based ceramic-based catalyst
CN109225187B (en) * 2018-11-16 2021-06-11 南京工业大学 Preparation method and application of sludge-based ceramic-based catalyst

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