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業生產廠家,致力于為客戶提供優質的水處(chu)理解決方案(an),黏泥和污垢有什(shen)么區別,供大家參考
黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)是(shi)(shi)由微生(sheng)物(wu)(wu)(wu)(wu)群體及(ji)其(qi)分(fen)(fen)泌物(wu)(wu)(wu)(wu)所(suo)形成(cheng)的(de)(de)(de)膠黏(nian)(nian)(nian)(nian)狀物(wu)(wu)(wu)(wu)。好氧性菜(cai)膜細(xi)菌能(neng)夠在(zai)(zai)(zai)細(xi)菌周圍產生(sheng)莢(jia)膜,即能(neng)分(fen)(fen)泌由多糖和(he)多肽類物(wu)(wu)(wu)(wu)質所(suo)組(zu)成(cheng)的(de)(de)(de)黏(nian)(nian)(nian)(nian)性外(wai)殼。莢(jia)膜能(neng)保護細(xi)胞并(bing)能(neng)黏(nian)(nian)(nian)(nian)結(jie)營養物(wu)(wu)(wu)(wu)。細(xi)菌的(de)(de)(de)這種黏(nian)(nian)(nian)(nian)性外(wai)殼使它(ta)具(ju)有(you)(you)(you)(you)(you)特殊的(de)(de)(de)黏(nian)(nian)(nian)(nian)結(jie)作用,既(ji)具(ju)有(you)(you)(you)(you)(you)內(nei)聚(ju)(ju)性,又具(ju)有(you)(you)(you)(you)(you)黏(nian)(nian)(nian)(nian)著性內(nei)聚(ju)(ju)性是(shi)(shi)指(zhi)(zhi)微生(sheng)物(wu)(wu)(wu)(wu)之間有(you)(you)(you)(you)(you)互相聚(ju)(ju)合在(zai)(zai)(zai)一(yi)(yi)起的(de)(de)(de)能(neng)力,使微生(sheng)物(wu)(wu)(wu)(wu)容(rong)易黏(nian)(nian)(nian)(nian)結(jie)在(zai)(zai)(zai)一(yi)(yi)起。黏(nian)(nian)(nian)(nian)著性是(shi)(shi)指(zhi)(zhi)黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)能(neng)夠粘(zhan)(zhan)附水中(zhong)(zhong)的(de)(de)(de)各(ge)種粘(zhan)(zhan)附物(wu)(wu)(wu)(wu)質,連成(cheng)片的(de)(de)(de)黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)和(he)金(jin)屬表(biao)面具(ju)有(you)(you)(you)(you)(you)極強的(de)(de)(de)牢固的(de)(de)(de)結(jie)合能(neng)力。因此,黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)極易附著在(zai)(zai)(zai)設備上,造成(cheng)沉積物(wu)(wu)(wu)(wu)的(de)(de)(de)危害。多種細(xi)菌都(dou)能(neng)產生(sheng)黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni),通常分(fen)(fen)不出黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)是(shi)(shi)由何種細(xi)菌產生(sheng)的(de)(de)(de)。一(yi)(yi)般(ban)水中(zhong)(zhong)異養菌數(shu)量高時,容(rong)易產生(sheng)黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)。故循環水中(zhong)(zhong)的(de)(de)(de)異養菌數(shu)量應作為控制(zhi)指(zhi)(zhi)標(biao)污垢(gou)的(de)(de)(de)組(zu)成(cheng)包(bao)括水垢(gou)、黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)、腐(fu)蝕產物(wu)(wu)(wu)(wu)、淤(yu)泥(ni)(ni)(ni)(ni)、懸(xuan)浮(fu)物(wu)(wu)(wu)(wu)等。黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)為污垢(gou)的(de)(de)(de)一(yi)(yi)部(bu)分(fen)(fen),是(shi)(shi)由微生(sheng)物(wu)(wu)(wu)(wu)形成(cheng)的(de)(de)(de)軟垢(gou)。黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)的(de)(de)(de)外(wai)表(biao)有(you)(you)(you)(you)(you)一(yi)(yi)種黏(nian)(nian)(nian)(nian)液具(ju)有(you)(you)(you)(you)(you)黏(nian)(nian)(nian)(nian)性,手摸(mo)有(you)(you)(you)(you)(you)滑(hua)膩感。實際上,系統中(zhong)(zhong)的(de)(de)(de)沉積物(wu)(wu)(wu)(wu)不會是(shi)(shi)單一(yi)(yi)的(de)(de)(de)微生(sheng)物(wu)(wu)(wu)(wu)黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni),而是(shi)(shi)含有(you)(you)(you)(you)(you)其(qi)他污垢(gou)成(cheng)分(fen)(fen)的(de)(de)(de)。習慣上所(suo)說的(de)(de)(de)黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)是(shi)(shi)指(zhi)(zhi)在(zai)(zai)(zai)換熱(re)器、冷卻塔、水槽壁(bi)、池(chi)底(di)、管道上沉積的(de)(de)(de)膠黏(nian)(nian)(nian)(nian)狀軟泥(ni)(ni)(ni)(ni)。其(qi)組(zu)成(cheng)以(yi)微生(sheng)物(wu)(wu)(wu)(wu)黏(nian)(nian)(nian)(nian)泥(ni)(ni)(ni)(ni)為主,也(ye)含有(you)(you)(you)(you)(you)一(yi)(yi)部(bu)分(fen)(fen)水垢(gou)、腐(fu)蝕產物(wu)(wu)(wu)(wu)、淤(yu)泥(ni)(ni)(ni)(ni)、懸(xuan)浮(fu)物(wu)(wu)(wu)(wu)等。軟垢(gou)區別于(yu)硬(ying)垢(gou)是(shi)(shi)其(qi)較(jiao)軟,垢(gou)的(de)(de)(de)組(zu)成(cheng)中(zhong)(zhong)600℃的(de)(de)(de)灼燒減(jian)量>20%,一(yi)(yi)般(ban)為40%—60%,而硬(ying)垢(gou)的(de)(de)(de)手感較(jiao)硬(ying),600℃的(de)(de)(de)灼燒減(jian)量小于(yu)20%。
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