一(yī)種(zhǒng)小型噴漆廢水(shuǐ)處(chù)理(lǐ)工藝,其(qí)特(tè)征在(zài)于(yú)它(tā)的工藝流程如(rú)下(xià):
(1)、廢水(shuǐ)經(jīng)过(guò)格栅除去(qù)懸浮物(wù)進(jìn)入(rù)調节(jié)池,停留曝气(qì)後(hòu)通(tòng)过(guò)潛水(shuǐ)泵抽起(qǐ),在(zài)潛水(shuǐ)泵管(guǎn)道中(zhōng)設置一(yī)段(duàn)管(guǎn)道混合器,廢水(shuǐ)在(zài)此與(yǔ)接入(rù)的 pac混凝劑反(fǎn)應(yìng),進(jìn)入(rù)气(qì)浮池反(fǎn)應(yìng)區(qū)後(hòu)再與(yǔ)pam絮凝劑反(fǎn)應(yìng),同(tóng)时(shí)池內(nèi)通(tòng)过(guò)曝气(qì)分離浮渣和(hé)污泥(ní),浮渣由(yóu)气(qì)浮池上(shàng)部刮渣機(jī)刮向(xiàng)排渣堰進(jìn)入(rù)排渣管(guǎn)道,污泥(ní)由(yóu)池底排泥(ní)管(guǎn)抽走(zǒu);
(2)、水(shuǐ)體(tǐ)流向(xiàng)气(qì)浮沉澱池另(lìng)一(yī)端的过(guò)程中(zhōng)清(qīng)水(shuǐ)彙集于(yú)池體(tǐ)中(zhōng)部,從气(qì)浮池另(lìng)一(yī)側中(zhōng)部排水(shuǐ)管(guǎn)進(jìn)入(rù)調整池,廢水(shuǐ)在(zài)調整池中(zhōng)通(tòng)过(guò)酸(suān)、堿藥劑調节(jié)水(shuǐ)質(zhì)ph值,在(zài)流向(xiàng)中(zhōng)間(jiān)池过(guò)程中(zhōng)充分反(fǎn)應(yìng),由(yóu)中(zhōng)間(jiān)池中(zhōng)的潛水(shuǐ)泵抽入(rù)分水(shuǐ)槽;
(3)、分水(shuǐ)槽底部均勻分布(bù)管(guǎn)孔,接布(bù)水(shuǐ)管(guǎn)在(zài)uasb厭氧反(fǎn)應(yìng)池底均勻布(bù)水(shuǐ),廢水(shuǐ)在(zài)uasb厭氧反(fǎn)應(yìng)池中(zhōng)與(yǔ)活性(xìng)污泥(ní)中(zhōng)的---充分接觸---,去(qù)除廢水(shuǐ)中(zhōng)的有機(jī)物(wù),在(zài)上(shàng)升(shēng)过(guò)程中(zhōng)泥(ní)水(shuǐ)分離,污泥(ní)沉降,多(duō)餘污泥(ní)被(bèi)池底污泥(ní)管(guǎn)抽走(zǒu);清(qīng)水(shuǐ)溢入(rù)四(sì)周出水(shuǐ)堰,通(tòng)过(guò)水(shuǐ)管(guǎn)流入(rù)好(hǎo)氧池底部;
(4)、好(hǎo)氧池中(zhōng)布(bù)滿填料,池底曝气(qì),讓活性(xìng)污泥(ní)進(jìn)行有氧呼吸,進(jìn)一(yī)步把(bǎ)有機(jī)物(wù)分解(jiě)成(chéng)無機(jī)物(wù),廢水(shuǐ)通(tòng)过(guò)填料流向(xiàng)好(hǎo)氧池另(lìng)一(yī)端上(shàng)部,通(tòng)过(guò)水(shuǐ)面(miàn)出水(shuǐ)孔流入(rù)pac反(fǎn)應(yìng)池與(yǔ)混凝劑接觸反(fǎn)應(yìng),然後(hòu)經(jīng)池底水(shuǐ)孔進(jìn)入(rù)pam反(fǎn)應(yìng)池與(yǔ)絮凝劑接觸反(fǎn)應(yìng);
(5)、混合藥劑的廢水(shuǐ)流入(rù)沉澱池下(xià)部,池內(nèi)布(bù)滿斜管(guǎn)協助污泥(ní)沉降,污泥(ní)被(bèi)池底管(guǎn)道抽入(rù)污泥(ní)池,通(tòng)过(guò)斜管(guǎn)的清(qīng)水(shuǐ)溢入(rù)出水(shuǐ)堰流入(rù)清(qīng)水(shuǐ)池,此时(shí)清(qīng)水(shuǐ)池內(nèi)水(shuǐ)質(zhì)已經(jīng)达(dá)标(biāo),符合排放(fàng)标(biāo)準或(huò)回(huí)用(yòng)条(tiáo)件(jiàn);
(6)、气(qì)浮沉澱池中(zhōng)浮渣和(hé)污泥(ní),uasb厭氧反(fǎn)應(yìng)池和(hé)沉澱池內(nèi)的污泥(ní)全(quán)部抽入(rù)污泥(ní)池,進(jìn)一(yī)步沉降後(hòu),由(yóu)污泥(ní)池底的管(guǎn)道抽入(rù)压泥(ní)機(jī),濾干(gàn)污泥(ní),濾液回(huí)流至(zhì)調节(jié)池,泥(ní)餅外(wài)運處(chù)理(lǐ)。
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