黏泥和污垢有什么區別?
發布日(ri)期:2022/5/25 20:06:54 瀏覽量:2239次
重慶恒諾水處理設備有限公司從事水處理事業十多年,已成為重慶純水、超純水設備,重慶實驗室超純水設備,重慶工業電子級超純水設備,重慶實驗室廢水系統,重慶礦用水處理設備的專(zhuan)業生產廠家,致力于為客(ke)戶提供(gong)優質(zhi)的水處理解決方案,黏泥和污垢有什么區別,供(gong)大家參考
黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)是(shi)(shi)(shi)(shi)由微(wei)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)群體及其(qi)分泌物(wu)(wu)(wu)(wu)所形成(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de)(de)膠黏(nian)(nian)(nian)狀物(wu)(wu)(wu)(wu)。好氧性(xing)菜(cai)膜細(xi)菌(jun)(jun)(jun)能(neng)夠在細(xi)菌(jun)(jun)(jun)周圍(wei)產生(sheng)(sheng)(sheng)(sheng)莢膜,即能(neng)分泌由多(duo)(duo)糖和多(duo)(duo)肽類物(wu)(wu)(wu)(wu)質所組(zu)成(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de)(de)黏(nian)(nian)(nian)性(xing)外(wai)殼。莢膜能(neng)保護細(xi)胞并(bing)能(neng)黏(nian)(nian)(nian)結營(ying)養物(wu)(wu)(wu)(wu)。細(xi)菌(jun)(jun)(jun)的(de)(de)(de)(de)(de)(de)這種黏(nian)(nian)(nian)性(xing)外(wai)殼使它具有(you)(you)特殊的(de)(de)(de)(de)(de)(de)黏(nian)(nian)(nian)結作用,既具有(you)(you)內聚(ju)(ju)性(xing),又具有(you)(you)黏(nian)(nian)(nian)著性(xing)內聚(ju)(ju)性(xing)是(shi)(shi)(shi)(shi)指(zhi)微(wei)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)之間有(you)(you)互(hu)相聚(ju)(ju)合在一(yi)(yi)起的(de)(de)(de)(de)(de)(de)能(neng)力,使微(wei)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)容(rong)易(yi)黏(nian)(nian)(nian)結在一(yi)(yi)起。黏(nian)(nian)(nian)著性(xing)是(shi)(shi)(shi)(shi)指(zhi)黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)能(neng)夠粘(zhan)附水(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)各種粘(zhan)附物(wu)(wu)(wu)(wu)質,連成(cheng)(cheng)(cheng)(cheng)片的(de)(de)(de)(de)(de)(de)黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)和金屬表面具有(you)(you)極強的(de)(de)(de)(de)(de)(de)牢固的(de)(de)(de)(de)(de)(de)結合能(neng)力。因此,黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)極易(yi)附著在設備(bei)上(shang)(shang),造(zao)成(cheng)(cheng)(cheng)(cheng)沉(chen)(chen)積物(wu)(wu)(wu)(wu)的(de)(de)(de)(de)(de)(de)危害。多(duo)(duo)種細(xi)菌(jun)(jun)(jun)都能(neng)產生(sheng)(sheng)(sheng)(sheng)黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni),通常分不出黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)是(shi)(shi)(shi)(shi)由何(he)種細(xi)菌(jun)(jun)(jun)產生(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)。一(yi)(yi)般水(shui)(shui)中(zhong)(zhong)異養菌(jun)(jun)(jun)數量(liang)(liang)(liang)高時(shi),容(rong)易(yi)產生(sheng)(sheng)(sheng)(sheng)黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)。故循環水(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)異養菌(jun)(jun)(jun)數量(liang)(liang)(liang)應作為(wei)(wei)控(kong)制指(zhi)標污(wu)(wu)垢(gou)(gou)(gou)的(de)(de)(de)(de)(de)(de)組(zu)成(cheng)(cheng)(cheng)(cheng)包括水(shui)(shui)垢(gou)(gou)(gou)、黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)、腐蝕產物(wu)(wu)(wu)(wu)、淤泥(ni)(ni)(ni)(ni)(ni)、懸浮物(wu)(wu)(wu)(wu)等(deng)。黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)為(wei)(wei)污(wu)(wu)垢(gou)(gou)(gou)的(de)(de)(de)(de)(de)(de)一(yi)(yi)部分,是(shi)(shi)(shi)(shi)由微(wei)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)形成(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de)(de)軟垢(gou)(gou)(gou)。黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)的(de)(de)(de)(de)(de)(de)外(wai)表有(you)(you)一(yi)(yi)種黏(nian)(nian)(nian)液具有(you)(you)黏(nian)(nian)(nian)性(xing),手(shou)摸有(you)(you)滑(hua)膩感(gan)。實際上(shang)(shang),系統中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)沉(chen)(chen)積物(wu)(wu)(wu)(wu)不會是(shi)(shi)(shi)(shi)單一(yi)(yi)的(de)(de)(de)(de)(de)(de)微(wei)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni),而(er)是(shi)(shi)(shi)(shi)含有(you)(you)其(qi)他(ta)污(wu)(wu)垢(gou)(gou)(gou)成(cheng)(cheng)(cheng)(cheng)分的(de)(de)(de)(de)(de)(de)。習(xi)慣上(shang)(shang)所說的(de)(de)(de)(de)(de)(de)黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)是(shi)(shi)(shi)(shi)指(zhi)在換熱器、冷卻塔、水(shui)(shui)槽壁(bi)、池(chi)底、管道(dao)上(shang)(shang)沉(chen)(chen)積的(de)(de)(de)(de)(de)(de)膠黏(nian)(nian)(nian)狀軟泥(ni)(ni)(ni)(ni)(ni)。其(qi)組(zu)成(cheng)(cheng)(cheng)(cheng)以微(wei)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)黏(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)(ni)為(wei)(wei)主,也(ye)含有(you)(you)一(yi)(yi)部分水(shui)(shui)垢(gou)(gou)(gou)、腐蝕產物(wu)(wu)(wu)(wu)、淤泥(ni)(ni)(ni)(ni)(ni)、懸浮物(wu)(wu)(wu)(wu)等(deng)。軟垢(gou)(gou)(gou)區(qu)別于硬垢(gou)(gou)(gou)是(shi)(shi)(shi)(shi)其(qi)較軟,垢(gou)(gou)(gou)的(de)(de)(de)(de)(de)(de)組(zu)成(cheng)(cheng)(cheng)(cheng)中(zhong)(zhong)600℃的(de)(de)(de)(de)(de)(de)灼(zhuo)燒減量(liang)(liang)(liang)>20%,一(yi)(yi)般為(wei)(wei)40%—60%,而(er)硬垢(gou)(gou)(gou)的(de)(de)(de)(de)(de)(de)手(shou)感(gan)較硬,600℃的(de)(de)(de)(de)(de)(de)灼(zhuo)燒減量(liang)(liang)(liang)小于20%。
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