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</p><p>傳真：0931-8262973 </p><p>郵箱：422537284@qq.com</p><p>網址：www.insearchofthelight.com</p><p>地址：蘭州市城關區南濱河路東路名城廣場2號樓0905-0906室 </p> </div> </div> </div> <div class="page-message-img"> <a href="http://www.insearchofthelight.com/inquiry/"><img src="http://www.insearchofthelight.com/data/upload/202007/20200725085610_927.png" alt=""></a> </div> </div> </div> <div class="page-wrap-right"> <div class="xypg-right-content">  <div class="xypg-news-detail"> <h1 class="xypg-detail-title">首創環?？萍寂c你分享關于總氮超標如何處理達標排放</h1> <div class="xypg-detail-info-bar"> <div class="detail-info-time"><i class="icon-font icon-shijian"></i>2021-08-23 08:00:58</div> <div class="detail-info-numbers"><i class="icon-font icon-chakan"></i><script src="http://www.insearchofthelight.com/source/include/browse.php?model=news&id=552"></script>次</div> </div> <div class="xypg-detail-con"><p><br/></p><p>一、廢水中總氮的組成。</p><p>水體中總氮主要包括氨氮、有機氮、硝酸鹽氮和亞硝酸鹽氮，其中氨氮主要來源于無機氮、氯化銨等。有機氮主要來自有機物，如有機胺。自然條件下硝酸鹽氮含量比較穩定。</p><p>二、廢水中氮的危害。</p><p>釋放過多的氮素會導致水富營養化，導致藻類大量繁殖，引起水華和赤潮。水體總氮大于0.3毫克以上，達到富營養化標準；另外，硝酸鹽對人體無害，可還原為亞硝酸鹽。首先，亞硝酸鹽和血紅蛋白發生反應，形成高鐵血紅蛋白，影響氧氣的傳遞。尤其是嬰兒，容易引起高鐵血紅蛋白血癥(藍色嬰兒病)；相反，如果亞硝酸鹽含量過高，就會與蛋白質形成亞硝胺。目前含氨廢水的脫氮方法對人體健康危害很大。例如<a href='http://www.insearchofthelight.com/news/446.html' target='_blank' class='key_tag'><font><strong>甘肅總氮去除劑批發</strong></font></a>廠商現在的脫氮方法是加入次氯酸鈉和漂白粉氧化，把氨氮變成氮。</p><p>三、氨氮去除方法。</p><p>1.折點加氯法通常過添加次氯酸鈉或漂白粉來氧化去除氨氮。</p><p>我們常用的氨氮去除劑主要是漂白粉，反應方程如下:</p><p>2nh2cl+HClO→氮↑+3H++3CL-+H2O。</p><p>2.<a href='http://www.insearchofthelight.com/news/448.html' target='_blank' class='key_tag'><font><strong>總氮去除劑公司</strong></font></a>利用微生物硝化和反硝化技術去除廢水中的氨氮。與甘硝化細菌和反硝化細菌相結合，將水中氨氮轉化成氮，達到凈化水質的目的。硝化細菌和硝化細菌將氨氮轉化成亞硝酸鹽和硝酸鹽，然后反硝化，使硝酸鹽變成氮。</p><p>2nh3+3O2→HNO2+H2O+能量(亞硝化)</p><p>2hno2+O2→2hno3+能量(硝化)</p><p>3+CH3OH→N2+CO2+H2O+能量(反硝化)</p><p style="text-align: center"><img src="/data/upload/202108/1628733364206380.jpg" title="總氮去除劑公司" alt="總氮去除劑公司" width="500" height="500" border="0" vspace="0" style="width: 500px; height: 500px;"/></p><p>四、有機脫氮。</p><p>生物學方法氮化合物作用下，氮化合物可以轉化為氮：</p><p>有機氮-氨-氨-亞硝化-亞硝化-硝化-反硝化-氮。</p><p>氧化法將氮化合物從有機氮和氨氮直接氧化成氮</p><p>有劑氮-(化學氧化)-氨氮-(折點氯化)-氮。</p><p>兩者各有優缺點:生物法成本低，效果穩定，但工藝復雜，操作困難，占地面積大，運行時間長；</p><p>化學方法省去了中間轉換步驟，更快更直接，但成本高，斷點氯化方法難以控制，效果不穩定。</p><p>五、去除硝酸鹽氮。</p><p>硝酸鹽氮主要指硝酸鹽離子。目前有離子交換、膜滲透、吸附和生物脫氮。而離子交換、膜滲透和吸附僅僅是硝酸根離子的濃縮轉化，并不能完全去除全氮。濃縮硝酸鹽廢液需要進一步處理。</p><p>生物脫氮主要是指硝酸鹽離子被甘度反硝化細菌降解成氮的過程。</p><p>以上就是<a href='http://www.insearchofthelight.com/news/450.html' target='_blank' class='key_tag'><font><strong>蘭州總氮去除劑批發</strong></font></a>商總結的關于總氮超標如何處理達標排放內容，歡迎聯系我們獲取更多你不知道的只知識。</p><p style="text-align: center"><img src="/data/upload/202108/1628733432132633.jpg" title="總氮去除劑批發廠家" alt="總氮去除劑批發廠家" width="486" height="444" border="0" vspace="0" style="width: 486px; height: 444px;"/></p><p><br/></p></div> <div class="xypg-detail-tags"> <div 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