TWI308137B - Process for regenerating putrid wastes and the application thereof - Google Patents

Process for regenerating putrid wastes and the application thereof Download PDF

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Publication number
TWI308137B
TWI308137B TW95149137A TW95149137A TWI308137B TW I308137 B TWI308137 B TW I308137B TW 95149137 A TW95149137 A TW 95149137A TW 95149137 A TW95149137 A TW 95149137A TW I308137 B TWI308137 B TW I308137B
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TW
Taiwan
Prior art keywords
ash
slag
sludge
aforementioned
mixing ratio
Prior art date
Application number
TW95149137A
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Chinese (zh)
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TW200827318A (en
Inventor
Ching Chyi Chen
Fong Ru Yang
Ming Jhu Lai
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Ind Tech Res Inst
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Priority to TW95149137A priority Critical patent/TWI308137B/en
Publication of TW200827318A publication Critical patent/TW200827318A/en
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Publication of TWI308137B publication Critical patent/TWI308137B/en

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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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  • Processing Of Solid Wastes (AREA)

Description

1308137 九、發明說明: 【發明所屬之技術領域】 本發明係關於一種具臭味之廢棄物的再生製成,可進一 步性用於水泥系建材之製作。 【先前技術】 台灣每年有超過二千萬公噸的工業廢棄物,且部分是 具異味的廢棄物,其主要來源包括:都市焚化爐渣、紙渣 • 污泥、下水道污泥等。以目前國内營運中的二十多座焚化 爐,就都市焚化爐渣而言,每天約可產生二萬五千公噸的 焚化爐廢棄物,由於其中尚含有未焚化完全的有機物,因 此在儲放過程中容易產生腐敗性臭味,難以有效回收利 用,只能多以衛生掩埋或水洗處理後作為管溝回填料使 用。不過,受限於掩埋場地及水洗過程與廢水處理的高成 本及臭味逸散嚴重等問題,焚化爐廢棄物的再生製程仍須 仰賴政府補助方能繼續運作。 Φ 此外,國内紙廠或紙漿廠每年所產生的紙渣污泥約有 三十萬噸,紙渣中富含有機短纖維質及黏土質等,含水率 高達30-70%,在儲放過程中容易因厭氧菌發酵而持續產生 臭味(甚至可能長達數年),因此多以衛生掩埋處理或小部 、 分開發作為複合肥料。不過,除了前述的場地問題,木纖 維質腐化熟成的時間長,處置成本高昂,難以大量應用於 : 複合肥料的製作。 而含有許多有機腐質物的下水道污泥,富含各種雜 菌,其臭味度更是遠高於前兩者。由於下水道普及率曰漸 1308137 提高’下水道污泥的處置自然也成為亟待因應的環境問 通。國内母年下水道污泥產量為三十萬公領,除衛生掩埋 處理外’尚可利用高溫乾燥與焚化處置法。不過,下水道 污泥經過此法濾成泥塊後含水量仍高達70%以上,且加熱 能源成本又高’仍舊無法進行大量污泥處理。1308137 IX. Description of the invention: [Technical field to which the invention pertains] The present invention relates to the regeneration of an odorous waste, which can be further used for the production of cement-based building materials. [Prior Art] Taiwan has more than 20 million metric tons of industrial waste per year, and some are odorous wastes. The main sources include: urban incinerator slag, paper slag, sludge, and sewage sludge. With more than 20 incinerators currently in operation in China, about 25,000 metric tons of incinerator waste can be produced per day for urban incinerator slag, which is stored in the store because it contains unburned organic matter. In the process, it is prone to spoilage odor, and it is difficult to recycle it effectively. It can only be used as a trench back filler after being buried in sanitary or washed. However, due to problems such as high cost of landfilling and washing processes and wastewater treatment, and serious odours, the recycling process of incinerator waste must rely on government subsidies to continue to operate. Φ In addition, the domestic paper mill or pulp mill produces about 300,000 tons of paper slag per year. The paper slag is rich in organic short fiber and clay, and the water content is as high as 30-70%. In the process, it is easy to produce odor due to anaerobic fermentation (even for several years), so it is often used as a compound fertilizer by sanitary burial treatment or small part and sub-development. However, in addition to the aforementioned site problems, wood fiber quality aging is long and the disposal cost is high, and it is difficult to apply it in large quantities: compound fertilizer production. The sewage sludge containing many organic humus is rich in various bacteria, and its odor is much higher than the former two. Due to the increasing penetration rate of sewers, the increase of 1308137's disposal of sewage sludge has naturally become an urgent need for environmental response. The production of sewage sludge in the domestic mother's year is 300,000 public. In addition to sanitary burial, the high-temperature drying and incineration disposal method can be used. However, after the sewage sludge is filtered into mud, the water content is still as high as 70% or more, and the heating energy cost is high, and it is still impossible to carry out a large amount of sludge treatment.

至於其他具異味之一般事業廢棄物,例如含腐敗性肩 機質污泥’如皮革或食品等廢水處理產生的污泥,目前匪 内尚以衛生掩埋法為主,小部分採取先乾燥後再進一步矛 用於培養土等,但如前所述,乾燥及焚化處理 本高,且焚化後或乾燥後之廢棄物;= 有艮’ g際商業運作的可行性均受馳大的限制。 的一:ίΪ述,與曰俱增的具異味性廢棄物已成為環保上 過程中戶;i生ί 了,應ϊ埋場所飽和的困境,並減少處理 再生技術,不告’開發—種異味灰渣除臭處理及 行不营疋一種積極正面的解決之道。 【發明内容】 針對都市焚化爐渣、紙洁污 腐敗性臭味灰淺廢棄物,由於:ί味:= 尼觸 機物’屬於難處理之一般事業廢棄:主=自於腐敗㈣ 的係提供-種異味性廢棄物之 &本發明之目 或石墨及含氧化鈣之灰洁,去=稭由添加游離嗜 之雜菌’使其成為可再_=邊廢棄物之異味及所含 本發明之另一目的係提供— 程’可將去除臭味之灰 ^泥系建材之製 原科進—步製作成為再生性 1308137 水泥系製品,作為代替建材的使用。 本發明之再一目的係提供一種由前述異味性廢棄物之 再生製程所製得之再生原料,可作為例如矽酸鈣系建材之 用。 本發明之又一目的係提供一種由前述再生性水泥系建 材之製程所製得之再生性水泥系建材,可有效減少傳統水 泥原料的使用量,促進高溫型灰渣發揮波索蘭材料之功能。 為達上述目的,本發明係提供一種異味性廢棄物之再 生製程,係包含下列步驟:(a)取一異味性廢棄物,加入灰 渣,調整兩者之混拌比值後,混拌成一混合物;及(b)添加 含氧化鈣之灰渣,以抑制前述混合物内之雜菌,製成一再 生原料。 較佳地,前述步驟(a)之灰渣係為一含游離碳或石墨之 高溫型灰渣,係包括火力電廠之飛灰、底灰或煉鋼場之脫 硫渣、轉爐石渣或電弧爐渣,作為吸附臭味之安定吸附劑。 較佳地,前述步驟(a)中與高溫型灰渣混拌之異味性廢 棄物係包括都市焚化爐底渣、紙渣污泥、下水道污泥或具 有異味之一般事業廢棄物。較佳地,前述紙渣污泥係由污 水處理廠產生不超過一週之紙渣污泥。 於本發明之較佳實施例中,前述步驟(a)之高溫型灰渣 與都市焚化爐底潰之混拌重量比值係為1至20 ;較佳係為 1至10 ;更佳係為2至4。前述含高溫型灰渣與紙渣污泥之 混拌重量比值係為1至10 ;較佳係為2至4。前述含高溫 型灰渣與下水道污泥之混拌重量比值係為5至20 ;較佳係 Γ308137 為10至15。 較佳地,前述步驟(b)之含氧化鈣之灰渣係包括煉鋼場 之脫硫渣或轉爐石渣或一般工業使用的石灰原料,作為抑 制或消滅雜菌之衛生安定化劑。 較佳地,前述步驟(b)之含氧化舞之灰潰與步驟(a)之混 合物的混拌重量比值係為1至10;該種含氧化鈣之灰渣係 於高溫蒸汽環境下進行水解,並產生一高鹼性環境(如: pH值大於12 ),而達到抑制或消滅雜菌的功效。 本發明另提供一種再生性水泥系建材之製程,係包含 下列步驟:(a)取一異味性廢棄物,加入一含游離碳或石墨 之高溫型灰渣,調整兩者之混拌比值後,混拌成一混合物; (b)添加含氧化釣之灰潰,去除前述混合物中之雜菌及異 味,形成一再生原料;(c)將前述再生原料充填於一模具中, 形成一預鑄式水泥系製品;及(d)取前述預鑄式水泥系製品 進行養護處理,使其成為一再生性水泥系建材。 較佳地,前述前述步驟(a)之高溫型灰渣係包括火力電 廠之飛灰、底灰或煉鋼場之脫硫渣、轉爐石渣或電弧爐渣。 較佳地,前述步驟(a)中與高溫型灰渣混拌之異味性廢 棄物係包括都市焚化爐底渣、紙渣污泥、下水道污泥或具 有異味之一般事業廢棄物。較佳地,前述紙渣污泥係由污 水處理廠產生不超過一週之紙渣污泥。 於本發明之較佳實施例中,前述步驟(a)之高溫型灰渣 與都市焚化爐底潰之混拌重量比值係為1至20 ;較佳係為 1至10 ;更佳係為2至4。前述含高溫型灰渣與紙渣污泥之 •1308137 混拌重量比值係為i至1();較佳係 ,渣與下水道污泥之混拌重量比值係為5至ϋ = 為10至15。。 ν王ζυ,#乂佳係 之脫=:轉===括煉鋼場 合物=重=:)f至含 於南溫蒸汽環境下騎水解,產生—高驗性環 ^查係 2於12),以達到抑制、消滅雜菌及強化 再P: 性水泥彡建材結制倾。 h作之再生 =,前述步驟(d)之養護過程係為常_ 吊£或巧壓釜条汽養護處理。較佳地,前、西木 /皿 ,程的溫度條件係為60_9代;前述高壓螯二 :蔓過程的溫度條件係為·赋、壓:條件^ MOkgfW ’最適條件係在溫度赋、壓力ω㈣^為 本發明另提供-種由前述異味性廢棄物 之再生原料及-種由前述再生性水泥系建材之 ^件之預鑄式水泥系建材(例如:高壓混凝土碑、^ 牆板、纖維板等)。 二外 棄物之再生製程 型灰渣與不同種 有效解決廢棄物 座濟效益之灰渣 亦能開發出再資 綜上可知,本發明所提供之異味性廢 及再生性水泥系建材之製程’係透過高溫 類之具異味性廢棄物的混拌及後續處理, 之異味及不易安定化之難題,並提供具有 再生製品,除能減少環保上的沈重負擔, 1308137 源化的產品市場。 【實施方式】 本發明係利用高溫型灰渣廢棄物(如:飛灰、脫硫渣 或轉爐石粉等)作為異味性廢棄物(如:都市焚化爐底渣、 紙f污泥、下水道污泥等)之吸附安定劑;由於其内部殘 留高f燃燒或冶煉時所殘留之游離碳或石墨,性質類似於 活性碳,具有良好之吸附功能。 ♦味性廢棄物之再生製程,係包含下列步驟:二、;性 廢棄物,加入灰渣,調整兩者之混拌比值後,混拌成一混 5物以吸附並去除臭味,及(b)添加含氧化|弓之灰渣,以 抑制前述混合物内之雜菌,製成一再生原料。除前述之吸 附安定劑外,本發明之再生製程添加含氧化鈣之灰渣之目 的係利用氧化鈣在水解過程中會釋出高鹼性環境(PH值大 於12)之特性,可有效達成抑制與消滅雜菌之功效。 進一步地,本發明尚提供一種再生性水泥系建材之製 # ,,係包含下列步驟:⑻取一異味性廢棄物,加入灰渣, 調整兩者之混拌比值後,混拌成一混合物;(b)添加含氧化 轉之灰逢’去除前述混合物中之雜菌及異味,形成一再生 原料;(c)將前述再生原料充填於一預鑄式模具中,形成— 、 水泥系製品;及(d)取前述預鑄式水泥系製品進行養護處 理,使其成為一再生性水泥系建材,並達成完全滅菌的效 • 果。因此,除同樣添加含游離碳或石墨之高溫型灰渣及含 氧化鈣之灰渣以去除異味及抑制雜菌外,本發明之再生性 水泥系建材之製程係可針對最終目標產品的需求,調整各 種灰渣再生原料之配比組成’以利整體製程及產品特性之 10 1308137 ,適化。例如:調整再生原料中氧化鈣(如:冶煉產出之 I含氧化鈣脫硫渣)及氧化矽(如:花崗石切鋸產出之富 含氧化矽鈣的石材污泥)之組成,使得整合後之具有波^ 蘭特性的再生原料可符合矽酸鈣產品的高溫養護製程,以 替代傳統水泥的使用。 名詞「波索蘭特性」係指本身稍有或沒有膠粘質矽質 或石夕質及!呂質材料’以很細的分散形式在減和常溫下與 氫氧化鈣起反應,形成具有膠結性質的混合物,前述爐石^ 飛灰、電廠底灰等等即屬「波索蘭材料」,可取代水 膠結劑。 ^ 前述完成混拌之灰渣可經由模具的充填與養護, 成型之水泥系製品。養護的過程通常係在常壓下進行 蒸汽養護6G’°C)’以加速高壓混凝土磚之熟成二 料在高溫、高難環境下,安定化更加完全;及活性雜 在高溫蒸汽處理過財村完域除。而為配合水基 發及水解反㈣_,f適時補充養護環境的水分。…、 mi道污泥類型之廢棄物處理,其係含有較多 有機腐,需進行較高程度的滅菌,因此,可採; 高溫(如:高壓爸蒸汽養護),以達到完全滅除雜 主目:。:本發明之高溫高壓養護亦以高壓 範圍Ϊ二圍在議-赋、壓力條件 kgf/cm2 〇 Μ適條件係在溫度贿、壓力1〇 整體而言,本發明之 ^ 用有效解決具異味性廖杳可藉由多樣性灰渣之整合應 * 不易完全安定化之難題,並利 1308137 用此一具經濟性之再利用處理方式,達到環保之目的。 本發明將藉以下實施例進一步詳細說明,但該等實施例 僅係用於舉例說明,而非用於限定本發明之範疇。 實施例 實施例一:利用紙渣污泥,於常溫養護下製作高壓磚 • 在高扭力的錫式混拌機中,置入50公斤的紙渣污泥(含 水率37%)及50公斤的飛灰,在乾式狀態下進行去除異味 安定化混拌處理;持續充分攪拌1小時後,可獲得約100 公斤之去異味安定化渣備用。 取100公斤之去異味安定化渣為主要再生原料,配合 100公斤細砂、100公斤骨材級配(約卜2 cm)原料及70 公斤水泥膠結劑等,定量置入高扭力的混拌機中,並加入 φ 適量的水,進行半乾式拌合混練處理。隨後,將混練完成 之胚料,利用半自動式高壓混凝土碑製磚機進行24* 12* 6 cm輕質複合補強高壓磚之製作。 將完成之輕質高壓步道磚置放在具有水氣喷霧與排氣 . 洗滌塔系統的養護室内進行常溫養護;並於置放28天後, - 依CNS13295進行物性的檢測,測得強度為39 kg/cm2、吸水 率26%、比重為1.45。 12 1308137 實施例二:利用下水道污泥,以高壓蒸汽養護製作高壓磚 在高扭力的錨式混拌機中,置入50公斤的下水道污泥 及50公斤的飛灰、100公斤的脫硫渣(氧化鈣含量), 在乾式狀態下進行去除異味安定化混拌處理;持續充分擾 拌2小時後,可獲得約200公斤之去異味安定化渣備用。 取200公斤之去異味安定化渣,添力 產出富含氧化石夕詞的石材污泥為主要再岡石刀鑛加工 公斤骨材級配(約1-2 cm)原料及50公片、料,配合100 定量置入高扭力的混拌機中,並加入適:泥膠結劑等, 式拌合混練處理。隨後,將混練完成之奴水,進行半乾 式高壓混凝土碑製碑機進行24* 12* 6 利用半自動 製作。 的向壓步道磚之 將完成之高壓步道磚置放在高壓釜 蒸汽養護處理;處理溫度為18(rc、壓仃4小時的高溫 ❿ 處理後的產品,再依CNS13295進行物性kgf/cm2。養護 強度為460 kg/cm2、吸水率15%、比重為的^測,測得抗壓 整體而言,本發明之方法可藉由多 用有效解決異味難處理廢棄物不易仆性灰渔之整合運 經濟化的灰渣再利用製程,達到 <問題,同時以 、,、人躓利用的目標。 其他實施態樣 雖=本發明已以較佳實施例揭露如、 限疋本4明,任何熟悉此技藝者, ,然其並非用以 和範圍内,當可作各種之更動與潤飾,=離本發明之精神 護範圍’當以後附之中請專·_界^\,準本發明之保 13 1308137 【圖式簡單說明】 無As for other general wastes with odors, such as sludge containing spoilage shoulder-type sludge, such as leather or food, the sanitary burial method is still used in the sputum, and a small part is dried first. Further spears are used to cultivate soil, etc., but as mentioned above, the drying and incineration treatments are high, and the wastes after incineration or drying; = the feasibility of commercial operation is limited by Chi. One: Ϊ Ϊ , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Deodorization treatment of ash and non-fighting is a positive solution. [Summary of the Invention] In the case of the incineration slag, the paper, the scent of the smog, and the smog, the waste is smothered. Odorous waste & the object of the present invention or graphite and calcium oxide containing ash clean, go = straw by adding free fungus 'to make it _= side waste odor and the invention The other purpose is to provide a regenerative 1308137 cement-based product that can be used as a substitute for building materials. A further object of the present invention is to provide a regenerated raw material obtained by the above-described odor waste recycling process, which can be used, for example, as a calcium silicate-based building material. Another object of the present invention is to provide a regenerable cement-based building material obtained by the process of the above-mentioned reclaimed cement-based building material, which can effectively reduce the use amount of the traditional cement raw materials and promote the function of the high-temperature ash slag to exert the Poislan material. . In order to achieve the above object, the present invention provides a process for regenerating odorous waste, comprising the steps of: (a) taking an odorous waste, adding ash, adjusting the mixing ratio of the two, and mixing into a mixture. And (b) adding calcium oxide-containing ash to suppress the bacteria in the aforementioned mixture to form a recycled raw material. Preferably, the ash of the foregoing step (a) is a high-temperature ash containing free carbon or graphite, including fly ash of a thermal power plant, bottom ash or desulfurization slag of a steelmaking field, converter gravel or electric arc. Slag, as a stable adsorbent for adsorbing odor. Preferably, the odorous waste mixed with the high-temperature type ash in the above step (a) includes municipal incinerator bottom slag, paper slag sludge, sewage sludge or general commercial waste having an odor. Preferably, the paper slag sludge is produced by a sewage treatment plant and does not exceed one week of paper slag sludge. In a preferred embodiment of the present invention, the ratio of the weight ratio of the high temperature type ash to the bottom of the municipal incinerator is 1 to 20; preferably 1 to 10; more preferably 2 To 4. The mixing ratio of the high temperature type ash residue to the paper slag sludge is from 1 to 10; preferably from 2 to 4. The mixing ratio of the high temperature type ash slag to the sewage sludge is 5 to 20; preferably 308 137 is 10 to 15. Preferably, the calcium oxide-containing ash of the foregoing step (b) comprises a desulfurization slag or a converter stone residue of a steelmaking plant or a lime raw material generally used in the industry as a hygienic stabilizer for inhibiting or eliminating bacteria. Preferably, the mixing ratio of the oxidized dance ash containing the step (b) to the mixture of the step (a) is 1 to 10; the calcium ash-containing ash is hydrolyzed in a high-temperature steam environment. And produce a highly alkaline environment (such as: pH value greater than 12), to achieve the effect of inhibiting or eliminating bacteria. The invention further provides a process for reclaiming cement-based building materials, comprising the steps of: (a) taking an odorous waste, adding a high-temperature ash containing free carbon or graphite, adjusting the mixing ratio of the two, Mixing into a mixture; (b) adding oxidized fishing ash to remove the bacteria and odor in the mixture to form a recycled raw material; (c) filling the above-mentioned recycled raw material into a mold to form a sputum cement And (d) taking the aforementioned sputum cement-based product for curing treatment to make it a regenerative cement-based building material. Preferably, the high temperature type ash of the foregoing step (a) comprises fly ash from a thermal power plant, bottom ash or a desulfurization slag of a steelmaking field, converter slag or electric arc furnace slag. Preferably, the odorous waste mixed with the high-temperature type ash in the above step (a) includes municipal incinerator bottom slag, paper slag sludge, sewage sludge or general commercial waste having an odor. Preferably, the paper slag sludge is produced by a sewage treatment plant and does not exceed one week of paper slag sludge. In a preferred embodiment of the present invention, the ratio of the weight ratio of the high temperature type ash to the bottom of the municipal incinerator is 1 to 20; preferably 1 to 10; more preferably 2 To 4. The weight ratio of the high temperature type ash residue to the paper slag sludge 1308137 is i to 1 (); preferably, the ratio of the mixture weight of the slag and the sewage sludge is 5 to ϋ = 10 to 15 . . Ζυ王ζυ,#乂佳系的脱=========================================================================================== ), in order to achieve inhibition, eliminate bacteria and strengthen the P: cement, building materials and building lean. Regeneration of h =, the maintenance process of the above step (d) is a routine _ hang or a steam autoclave treatment. Preferably, the temperature conditions of the front and west wood/dish are 60_9 generations; the temperature conditions of the high pressure chelate two: vine process are: Fu, pressure: condition ^ MOkgfW 'The optimum condition is temperature, pressure ω (four) ^ Further, the present invention provides a raw material for the production of the above-mentioned odorous waste material and a type of reinforced concrete building material (for example, a high-pressure concrete monument, a wallboard, a fiberboard, etc.). . The reclaimed process ash of the second waste material and the ash residue of different kinds of effective waste disposal benefits can also be developed. The odorous waste and regenerative cement building materials provided by the present invention can be known. Through the mixing and subsequent treatment of high-temperature odorous waste, the odor and the difficulty of stability, and the provision of recycled products, in addition to reducing the heavy burden of environmental protection, 1308137 sourced product market. [Embodiment] The present invention utilizes high-temperature ash waste (such as fly ash, desulfurization slag or converter stone powder) as odorous waste (for example, urban incinerator bottom slag, paper f sludge, sewage sludge) Adsorption stabilizer; etc.; due to its internal residual high f combustion or residual free carbon or graphite during smelting, the properties are similar to activated carbon, with good adsorption function. ♦ The regeneration process of flavor waste includes the following steps: 2. Waste, add ash, adjust the mixing ratio of the two, mix and mix into a mixture to absorb and remove the odor, and (b The ash containing oxidized | bow is added to inhibit the bacteria in the aforementioned mixture to prepare a recycled raw material. In addition to the foregoing adsorption stabilizer, the purpose of adding the calcium oxide-containing ash to the regeneration process of the present invention is to utilize calcium oxide to release a highly alkaline environment (pH value greater than 12) during the hydrolysis process, thereby effectively achieving inhibition. And the efficacy of eliminating bacteria. Further, the present invention further provides a reclaimed cement-based building material, which comprises the following steps: (8) taking an odorous waste, adding ash, adjusting the mixing ratio of the two, and mixing into a mixture; b) adding oxidized ash-containing ash to remove the bacteria and odors in the mixture to form a recycled raw material; (c) filling the above-mentioned recycled raw materials into a sputum mold to form a cement-based product; d) Take the above-mentioned enamel cement products for curing treatment, making them a regenerative cement-based building material and achieving the effect of complete sterilization. Therefore, in addition to the high-temperature ash containing free carbon or graphite and the ash containing calcium oxide to remove odor and inhibit the bacteria, the process of the reclaimed cement-based building material of the present invention can meet the demand of the final target product. Adjust the composition ratio of various ash-recycled raw materials to facilitate the overall process and product characteristics of 10 1308137. For example, adjusting the composition of calcium oxide in the regenerated raw materials (such as: smelting-derived I-containing calcium oxide desulfurization slag) and cerium oxide (such as granite sulphate-rich stone sludge produced by granite sawing), The integrated recycled material with wave characteristics can meet the high temperature curing process of calcium citrate products to replace the use of traditional cement. The term "Possolan character" means that it has little or no adhesive enamel or stone quality! The lysate material reacts with calcium hydroxide in a finely dispersed form at a reduced temperature and forms a cementation. The mixture of properties, the aforementioned hearthstone, fly ash, power plant bottom ash, etc., is a "Posolon material", which can replace the water cement. ^ The above-mentioned finished ash can be filled and cured through the mold, and the formed cement product. The curing process is usually carried out under normal pressure for steam curing 6G'°C)' to accelerate the ripening of high-pressure concrete bricks in a high-temperature, high-difficult environment, and the stability is more complete; and the active impurities in the high-temperature steam treatment over the village Complete the domain. In order to cooperate with water-based hydrolysis and hydrolysis (four) _, f timely supplement the water to maintain the environment. ..., mi road sludge type waste treatment, which contains more organic rot, requires a higher degree of sterilization, therefore, can be used; high temperature (such as: high pressure dad steam curing), in order to achieve complete elimination of the main Head: The high-temperature and high-pressure curing of the present invention is also in the high-pressure range, and the pressure condition is kgf/cm2. The temperature is brittle and the pressure is 1 〇. The overall use of the present invention effectively solves the odor. Liao Wei can achieve the problem of environmental protection by using the integration of ash and slag, which is not easy to be completely stabilized, and benefiting 1308137 with this economical recycling treatment. The invention is further illustrated by the following examples, which are intended to be illustrative only and not to limit the scope of the invention. EXAMPLES Example 1: Using paper slag sludge to make high-pressure bricks under normal temperature maintenance • In a high-torque tin mixer, 50 kg of paper slag sludge (water content 37%) and 50 kg were placed. Fly ash, in the dry state, the odor-removing and mixing treatment is carried out; after continuous stirring for 1 hour, about 100 kg of odor-abiding slag can be obtained for use. Take 100 kg of odor and stability slag as the main reclaimed raw material, with 100 kg of fine sand, 100 kg of aggregate grading (about 2 cm) of raw materials and 70 kg of cement cement, etc., quantitatively placed into the high-torque mixer Medium, and add φ of appropriate amount of water for semi-dry mixing and mixing. Subsequently, the finished blank material was prepared by using a semi-automatic high-pressure concrete monument brick machine for 24*12*6 cm lightweight composite reinforcing high-pressure brick. The completed light high-pressure walkway bricks are placed in a curing room with water spray and exhaust. The scrubber system is maintained at room temperature; after 28 days of placement, the physical properties are measured according to CNS13295, and the measured strength is 39 kg/cm2, water absorption rate of 26%, specific gravity of 1.45. 12 1308137 Example 2: Using high-pressure steam to produce high-pressure bricks with high-pressure steam in the high-torque anchor mixing machine, put 50 kg of sewage sludge, 50 kg of fly ash, 100 kg of desulfurization slag (calcium oxide content), in the dry state, the odor-removing and mixing treatment is carried out; after continuous full disturbance for 2 hours, about 200 kg of odor-abiding slag can be obtained for use. Take 200 kilograms of odor-retaining slag, add force to produce stone sludge rich in oxidized stone ceremonies as the main material of the Ganggang knife ore processing kilograms of grading (about 1-2 cm) raw materials and 50 pieces of material In combination with 100 quantitatively placed into a high-torque mixer, and added with appropriate: mud cement, mixing and mixing. Subsequently, the slave water completed by the kneading was subjected to a semi-dry high-pressure concrete monument tablet machine for 24* 12* 6 production using semi-automatic. The high-pressure step bricks to be completed in the pressure step brick are placed in the autoclave steam curing treatment; the processing temperature is 18 (rc, high temperature 仃 treated for 4 hours, and the physical property is kgf/cm2 according to CNS13295. The strength is 460 kg/cm2, the water absorption rate is 15%, the specific gravity is measured, and the pressure resistance is measured. Overall, the method of the present invention can effectively solve the odor-to-treat waste and the integrated operation economy of the ash-fishing The ash residue recycling process achieves the goal of <problem, and at the same time, and is utilized by others. Other embodiments Although the present invention has been disclosed in the preferred embodiments, such as The artist, however, is not used and scoped, and can be used for various changes and refinements, = from the scope of the spirit of the invention 'When attached later, please _jie ^\, the guarantee of the invention 13 1308137 [Simple description of the diagram]

【主要元件符號說明】 無[Main component symbol description] None

Claims (1)

1308137 十、申請專利範圍: 1. 一種異味性廢棄物之再生製程,係包含下列步驟: (a) 取一異味性廢棄物,加入一灰渣,調整兩者之混拌 比值後,混拌成一混合物;及 (b) 添加含氧化鈣之灰渣,以抑制前述混合物内之雜 菌,製成一再生原料。 2. 如申請專利範圍第1項所述之製程,其中前述步驟(a) 之灰渣係含游離碳或石墨之高溫型灰渣。 3. 如申請專利範圍第2項所述之製程,其中前述步驟(a)之 •高溫型灰渣係包括火力電廠之飛灰、底灰或煉鋼場之脫 硫渣、轉爐石渣或電弧爐渣。 4. 如申請專利範圍第1項所述之製程,其中前述步驟(a)中 與灰渣混拌之異味性廢棄物係包括都市焚化爐底渣、紙 渣污泥、下水道污泥或具有異味之一般事業廢棄物。 5. 如申請專利範圍第4項所述之製程,其中前述步驟(a)之 灰渣與都市焚化爐底渣之混拌重量比值係為1至20。 6. 如申請專利範圍第4項所述之製程,其中前述紙渣污泥 係由污水處理廠產生不超過一週之紙渣污泥。 ® 7.如申請專利範圍第4項所述之製程,其中前述灰渣與紙 渣污泥之混拌重量比值係為1至10。 8.如申請專利範圍第4項所述之製程,其中前述灰渣與下 水道污泥之混拌重量比值係為5至20。 ' 9.如申請專利範圍第1項所述之製程,其中前述步驟(b)之 - 含氧化鈣之灰渣係包括煉鋼場之脫硫渣或轉爐石渣或 一般工業使用的石灰原料。 10.如申請專利範圍第1項所述之製程,其中前述步驟(b) 之含氧化i弓之灰潰與步驟(a)之混合物的混拌重量比值 15 1308137 係為1至10。 11. 如申請專利範圍第1項所述之製程,其中前述步驟(b)之 含氧化鈣之灰渣係於高溫蒸汽環境下進行水解,產生一 南驗性ί哀境。 12. 如申請專利範圍第11項所述之製程,其中前述高溫蒸 汽環境之溫度條件係為100-300°C。 13. 如申請專利範圍第11項所述之製程,其中前述高鹼性環 境係為pH值大於12。 14. 一種再生性水泥系建材之製程,係包含下列步驟: (a)取一異味性廢棄物,加入一灰渣,調整兩者之混拌 比值後,混拌成一混合物; (b)添加含氧化鈣之灰渣,去除前述混合物中之雜菌 及異味,形成一再生原料; (c) 將前述再生原料充填於一模具中,形成一預鑄式水 泥系製品;及 (d) 取前述預鑄式水泥系製品進行養護處理,使其成為 一再生性水泥系建材。 15. 如申請專利範圍第14項所述之製程,其中前述步驟(a) 之灰渣係含游離碳或石墨之高溫型灰渣。 16. 如申請專利範圍第15項所述之製程,其中前述步驟(a) 之高溫型灰渣係包括火力電廠之飛灰、底灰或煉鋼場之 脫硫渣、轉爐石渣或電弧爐渣。 ' 17.如申請專利範圍第14項所述之製程,其中前述步驟(a) 中與灰渣混拌之異味性廢棄物係包括都市焚化爐底 渣、紙渣污泥、下水道污泥或具有異味之一般事業廢棄 物。 18.如申請專利範圍第14項所述之製程,其中前述步驟(a) 16 1308137 之灰渣與異味性廢棄物之混拌重量比值係為1至20。 19. 如申請專利範圍第17項所述之製程,其中前述紙渣污泥 係由污水處理廠產生不超過一週之紙渔污泥。 20. 如申請專利範圍第17項所述之製程,其中前述灰渣與 紙渣污泥之混拌重量比值係為1至10。 21. 如申請專利範圍第17項所述之製程,其中前述灰渣與下 水道污泥之混拌重量比值係為5至20。 22. 如申請專利範圍第14項所述之製程,其中前述步驟(b) 之含氧化鈣之灰渣係包括煉鋼場之脫硫渣或轉爐石渣 或一般工業使用的石灰原料。 23. 如申請專利範圍第14項所述之製程,其中前述步驟(b) 之含氧化鈣之灰渣與步驟(a)之混合灰渣的混拌重量比 值係為1至10。 24. 如申請專利範圍第14項所述之製程,其中前述步驟(b) 之含氧化鈣之灰渣係於高溫蒸汽環境下進行水解,產生 一高鹼性環境。 25. 如申請專利範圍第24項所述之製程,其中前述高鹼性環 境係為pH值大於12。 26. 如申請專利範圍第14項所述之製程,其中前述步驟(d) 之養護過程係為常溫常壓、高溫常壓或高壓爸蒸汽養護 處理。 27. 如申請專利範圍第26項所述之製程,其中前述高溫常壓 ' 之養護過程的溫度條件係為60-90°C。 - 28.如申請專利範圍第26項所述之製程,其中前述高壓釜蒸 汽養護之養護過程的溫度條件係為100-300°C、壓力條 件係為 l-20kgf/cm2。 29.—種再生原料,係由申請專利範圍第1項所述之製程所 17 ,1308137 製得。 30. —種再生性水泥系建材,係由申請專利範圍第14項所述 之製程所製得。 31. 如申請專利範圍第30項所述之建材,係為預鑄式水泥製 品或板材。 181308137 X. Patent application scope: 1. A process for the regeneration of odorous wastes, which comprises the following steps: (a) taking an odorous waste, adding a ash residue, adjusting the mixing ratio of the two, mixing the mixture into one And (b) adding ash containing calcium oxide to inhibit the bacteria in the mixture to form a recycled raw material. 2. The process of claim 1, wherein the ash of the step (a) is a high temperature type ash containing free carbon or graphite. 3. The process described in claim 2, wherein the high-temperature ash system of the aforementioned step (a) includes fly ash from a thermal power plant, bottom ash or desulfurization slag of a steelmaking plant, converter gravel or electric arc Slag. 4. For the process described in claim 1, wherein the odorous waste mixed with the ash in the aforementioned step (a) includes urban incinerator bottom slag, paper slag sludge, sewage sludge or odor General business waste. 5. The process of claim 4, wherein the mixing ratio of the ash of the aforementioned step (a) to the bottom of the municipal incinerator is 1 to 20. 6. The process of claim 4, wherein the paper sludge is produced by a sewage treatment plant and does not exceed one week of paper sludge. ® 7. The process of claim 4, wherein the mixing ratio of the ash to the paper sludge is from 1 to 10. 8. The process of claim 4, wherein the mixing ratio of the ash to the sewage sludge is 5 to 20. 9. The process of claim 1, wherein the step (b) of the calcium oxide-containing ash comprises a desulfurization slag or a converter stone residue of a steelmaking plant or a lime raw material generally used in industry. 10. The process of claim 1, wherein the mixing ratio of the oxidized i-containing ash of the step (b) to the mixture of the step (a) is 15 to 30137, and is 1 to 10. 11. The process of claim 1, wherein the calcium oxide-containing ash of the foregoing step (b) is hydrolyzed in a high-temperature steam environment to produce a southern scent. 12. The process of claim 11, wherein the temperature condition of the aforementioned high temperature steam environment is 100-300 °C. 13. The process of claim 11, wherein the aforementioned overbased environment is a pH greater than 12. 14. A process for reclaiming cement-based building materials, comprising the steps of: (a) taking an odor waste, adding a ash slag, adjusting the mixing ratio of the two, and mixing into a mixture; (b) adding Calcium oxide ash, removing the bacteria and odor in the mixture to form a recycled raw material; (c) filling the recycled raw material into a mold to form a sputum cement product; and (d) taking the aforementioned The cast cement product is cured to make it a regenerative cement-based building material. 15. The process of claim 14, wherein the ash of the aforementioned step (a) is a high temperature type ash containing free carbon or graphite. 16. The process of claim 15, wherein the high temperature ash of the step (a) comprises fly ash from a thermal power plant, bottom ash or desulfurization slag of a steelmaking plant, converter gravel or electric arc furnace slag . 17. The process of claim 14, wherein the odorous waste mixed with the ash in the aforementioned step (a) comprises an urban incinerator bottom slag, a paper slag sludge, a sewage sludge or has General business waste of odor. 18. The process of claim 14, wherein the mixing ratio of the ash to the odorous waste of the aforementioned step (a) 16 1308137 is from 1 to 20. 19. The process of claim 17, wherein the paper sludge is produced by a sewage treatment plant and does not exceed one week of paper sludge. 20. The process of claim 17, wherein the mixing ratio of the ash to the paper slag sludge is from 1 to 10. 21. The process of claim 17, wherein the mixing ratio of the ash to the sewage sludge is 5 to 20. 22. The process of claim 14, wherein the calcium oxide-containing ash of the foregoing step (b) comprises a desulfurization slag or a converter stone residue of a steelmaking plant or a lime raw material generally used in industry. 23. The process of claim 14, wherein the mixing weight ratio of the calcium oxide-containing ash of the aforementioned step (b) to the mixed ash of the step (a) is from 1 to 10. 24. The process of claim 14, wherein the calcium oxide-containing ash of the aforementioned step (b) is hydrolyzed in a high temperature steam environment to produce a highly alkaline environment. 25. The process of claim 24, wherein the aforementioned overbased environment is a pH greater than 12. 26. The process of claim 14, wherein the curing process of the foregoing step (d) is normal temperature and normal pressure, high temperature and normal pressure or high pressure dad steam curing treatment. 27. The process of claim 26, wherein the temperature condition of the high temperature atmospheric pressure curing process is 60-90 °C. - 28. The process of claim 26, wherein the curing condition of the autoclave steam curing process is 100-300 ° C and the pressure condition is l-20 kgf/cm 2 . 29. A kind of recycled raw material, which is prepared by the process of the process described in claim 1 of the scope of claim 17 , 1308137. 30. A regenerative cement-based building material obtained by the process described in claim 14 of the patent application. 31. The building materials mentioned in item 30 of the patent application are made of sputum cement products or plates. 18
TW95149137A 2006-12-27 2006-12-27 Process for regenerating putrid wastes and the application thereof TWI308137B (en)

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