【正文】
rd. This design USES the pletely dissolves gas floating add wastewater rotating biodisc. Processing structures have heavy sand pool, regulation ponds, floating pool, smooth streaming traps, biological turntable, oblique tubular second pond, sludge concentration pool, sludge dewatering facilities and wind rooms. Among them main structures by rotating biodisc one of the biomembrane hair, were a three turntable, effect is obvious. The pretreatment of regulation ponds, floating pool and initial pond decreased sewage, including various indexes of chromaticity and SS reduced greatly, as the main processing facilities to provide better fill index. Processed water below national secondary emission standards, plete with effluent requirements. 目 錄一、概述……………………………………………………6二、設(shè)計(jì)依據(jù)與水質(zhì)水量…………………………………7 、設(shè)計(jì)依據(jù)…………………………………………7 、水質(zhì)水量…………………………………………設(shè)計(jì)規(guī)?!幚沓潭取?三、設(shè)計(jì)原則………………………………………………9四、工藝過程選擇…………………………………………10 、工藝選擇…………………………………………10 、工藝流程設(shè)計(jì)……………………………………11 、工作原理概述……………………………………12五、各單元構(gòu)筑物的選型與設(shè)計(jì)…………………………12 、格柵的選型與設(shè)計(jì)………………………………12 、沉砂池的設(shè)計(jì)……………………………………1調(diào)節(jié)池的設(shè)計(jì)……………………………………1溶氣罐和加藥設(shè)施的設(shè)計(jì)………………………1氣浮池的設(shè)計(jì)……………………………………1初沉池的選型與設(shè)計(jì)……………………………1水解酸化池的設(shè)計(jì)………………………………1生物轉(zhuǎn)盤的設(shè)計(jì)…………………………………1二沉池的設(shè)計(jì)與確定及污泥濃縮池的設(shè)計(jì)……1巴歇爾槽的設(shè)計(jì)…………………………………20六、污水站的整體布置(CAD制圖)……………………2高程圖的繪制、平面圖的繪制、特殊構(gòu)筑物的剖面圖繪制七 、其他輔助設(shè)施及運(yùn)行管理………………………2輔助設(shè)施……………………………………2運(yùn)行管理……………………………………21八、附錄…………………………………………………22九、參考文獻(xiàn)……………………………………………23一、概 述、項(xiàng)目名稱:長(zhǎng)興某紡織廠印染廢水處理工程工藝設(shè)計(jì)、項(xiàng)目概況; 長(zhǎng)興某紡織廠屬湖州市長(zhǎng)興縣經(jīng)濟(jì)開發(fā)區(qū),公司地址位于長(zhǎng)興縣夾浦鎮(zhèn)“紡織之鄉(xiāng)”,交通方便。 由于湖州市對(duì)環(huán)保的重視,長(zhǎng)興夾浦鎮(zhèn)環(huán)保所對(duì)各污染較大的企業(yè)實(shí)行監(jiān)管,嚴(yán)厲打擊偷排漏排現(xiàn)象。 該廠占地105畝,位于居民區(qū)的下風(fēng)向,居民飲用水的河道下段,為保證紡織廠廢水排放達(dá)標(biāo),公司計(jì)劃建造一座污水處理站,對(duì)生產(chǎn)污水進(jìn)行處理,避免對(duì)周邊水體環(huán)境造成污染,生活廢水的預(yù)處理采用傳統(tǒng)的化糞池處理工藝,處理后排入城市生活污水管網(wǎng)。 四、工藝過程選擇 、工藝的選擇;根據(jù)該企業(yè)特點(diǎn)及污水水質(zhì)特征,充分論證了傳統(tǒng)活性污泥法、SBR法、接觸氧化法、UASB法、生物濾池法、生物轉(zhuǎn)盤等各種工藝的優(yōu)缺點(diǎn)之后,本工藝擬用混凝氣浮、生物轉(zhuǎn)盤、二次沉淀等工藝對(duì)污水進(jìn)行處理。在生物濾池中,生物膜為固定式,但是在生物轉(zhuǎn)盤中,生物膜處于運(yùn)動(dòng)狀態(tài)。⑵生物轉(zhuǎn)盤工藝的優(yōu)點(diǎn);①微生物濃度高;②生物相分級(jí),有利于微生物生長(zhǎng)和有機(jī)物降解;③污泥齡長(zhǎng);④耐沖擊負(fù)荷能力強(qiáng);⑤