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酸(suān)堿性(xìng)廢气(qì)處(chù)理(lǐ)設備工藝簡介:
1)廢气(qì)處(chù)理(lǐ)設備反(fǎn)應(yìng)釜産生(shēng)的高濃度(dù)烟气(qì),首先(xiān)經(jīng)过(guò)冷(lěng)凝,實(shí)現(xiàn)气(qì)液分(fēn)離,液體(tǐ)中(zhōng)含有(yǒu)的酸(suān)和(hé)貴金(jīn)屬回(huí)流入(rù)反(fǎn)應(yìng)釜;
2)酸(suān)堿性(xìng)廢气(qì)處(chù)理(lǐ)設備經(jīng)过(guò)气(qì)液分(fēn)離的酸(suān)性(xìng)气(qì)體(tǐ),進(jìn)入(rù)烟气(qì)鼓泡吸附罐(guàn),易溶于藥劑的气(qì)體(tǐ)与藥劑反(fǎn)應(yìng);
3)未反(fǎn)應(yìng)完全的气(qì)體(tǐ)進(jìn)入(rù)立式真(zhēn)空(kōng)噴射系(xì)統与水(shuǐ)箱(xiāng)中(zhōng)的藥劑反(fǎn)應(yìng)生(shēng)成(chéng)氮气(qì)和(hé)水(shuǐ);
4)酸(suān)堿性(xìng)廢气(qì)處(chù)理(lǐ)設備在(zài)此(cǐ)第(dì)一(yī)級射流吸收(shōu)箱(xiāng)中(zhōng)補入(rù)氧气(qì)(空(kōng)气(qì))与NO反(fǎn)應(yìng)生(shēng)成(chéng)NO2,進(jìn)入(rù)下(xià)一(yī)級射流洗滌塔再次(cì)反(fǎn)應(yìng);
5)此(cǐ)时(shí)氮氧化(huà)物(wù)基本完全被(bèi)上(shàng)述三(sān)級吸收(shōu)裝(zhuāng)置吸收(shōu)轉(zhuǎn)化(huà)为(wèi)氮气(qì)和(hé)水(shuǐ),然後(hòu)進(jìn)入(rù)两級吸收(shōu)塔以(yǐ)及一(yī)級碳吸附裝(zhuāng)置後(hòu)达(dá)标(biāo)排放(fàng)。