問題詳情
12. 污泥重力濃縮池之設計基準中,池內停留時間為重要設計規範之一,試問該停留時間一般採用多少?
參考答案
無參考答案
內容推薦
- 污泥靜置沉降時,會產生哪四種沉降現象?
- 1 A contract is a ....... agreement that is reached between two individuals or parties.(A) bound (B)
- In the face of sexual assault, she knew, deep down inside, that she was finished with her career
- Herbivores don’t just idle about munching on various green things. They play a vital role as “ec
- From: Lisa Clyne ([email protected])To: Mary Faber ([email protected])Date: Thursday, April 2, 201
- Ovarian tumours _____high levels of a chemical called CA125, which is already used as a test if p
- (A) gives us hope(B) took hard work(C) has changed our life(D) helps us know more about Eart
- Looking at Microsoft’s _____product line and 118,000 or so employees, it’s easy to forget that t
- After the headmaster’s introduction was over, the pupils who ______ the hall were clapping enthus
- (A) What’s more, it is not water that makes HD189773b look blue(B) With its blue color, HD18
內容推薦
- 當厭氧消化槽開始不正常時,氣體產量可做為指標,試問主要氣體操作指標為何?
- 當污泥採用浮除濃縮時,加壓水量常影響浮除之效率,試問決定加壓水量之主要因素為何?
- 依污泥中之總固體物以 550℃時之揮發與否,可區分為固定份固體與揮發份固體,試問總固體物之比重如何求得?
- 說明好氧消化之優、缺點?
- 濕式氧化為污泥熱處理技術之一種方式,其處理效率常與溫度與壓力相關,而一般濕式氧化設備之操作條件為何?
- 固體承杯式之污泥離心濃縮機具處理容量高,容易安裝及初設費用低等優點,且操作時較為安靜,試問其旋轉筒之轉速一般採用多少 rpm?
- 污泥容積指標(Sludge Volume Index, SVI)常用來評估活性污泥法操作之良窳,而當 SVI 過高表示污泥有膨化(bulking)之虞;試問:此項 SVI 可做污泥何種物理性質之
- 說明下列好氧性污泥消化之操作參數值。(1)污泥消化時間 (2)VSS 負荷(㎏/m3 /day)(3)最低溶氧濃度 (4)溫度
- 厭氧消化槽主要設計參數之一為固體物停留時間,試問一般採用在標準式厭氧消化槽之停留時間為何?
- 就資源回收之觀點,一般印刷電路板、金屬表面處理或金屬工業廢水中化學混凝所產生之化學污泥,因常含有高濃度之重金屬成分,一般可回收之重金屬成分為何?
- 污泥厭氧消化之結果,可將有機物,如碳水化合物、蛋白質、脂肪等分解成穩定物質,而當微生物厭氧分解時,通常其過程為何?
- 針對未處理之初級污泥,就其化學性質加以評估,可因含有何種化學物質,故具肥料價值?
- 為提高污泥脫水效率,一般多先行洗滌及添加藥劑之前處理,請說明這些前處理可以提高脫水效率之理由?
- 影響污泥乾燥床效率主要因子之一為置放之污泥厚度,一般採用之厚度為若干公分?
- 說明堆肥程序中,需控制哪些參數?
- 厭氧消化可將污泥中之有機物分解成簡單穩定物質,其中主要氣體為何?
- 請說明活性污泥中存在的 4 種水份型態及去除方式?
- 試述污泥堆肥化之程序及發酵過程溫度之變化情形。
- 機械脫水前,常需有化學調理之前處理,常用之化學藥品為何?
- 生活污水二級生物處理廠各單元中主要產生廢棄污泥之處理單元為何?
- 說明良好穩定之消化污泥應具備之要件與性質為何?
- 一般生活污水處理之處理流程中,經常均有初級沉澱池之設備,其產生之污泥濃度典型值約為若干?
- 1 Dr. Lars Perner explains that as well as the study of how products are purchased, consumer behavio
- 脫水效率常為選擇機械脫水設備主要參考因子,在固體承杯式離心機、無孔籃式離心機、壓力過濾機及水平帶式過濾機四者之中,何者之脫水效率最佳?
- 生活污水二級生物處理廠產生之廢棄污泥,其污泥處理流程為何?