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打開冰柜進料蝶閥和頂部排氣閥，關閉灌水泵進、出氣閥，準備進料。</p><p><br/></p><p>3.將鹵水池一側的灌灌灌滿鹵水，并打開工業氨料泵的密封水，通過啟動泵的板式換熱器向冷凍結晶水供應鹵水。</p><p style="text-align: center;"><img src="http://www.k4623.cn/data/images/news/thumb_20230107094959_787.jpg" width="500" height="500" border="0" vspace="0" title="工業制硫酸" alt="工業制硫酸" style="width: 500px; height: 500px;"/></p><p>4. 當液體從頂部排氣閥排出時，說明結晶器已滿。關閉閥門，同時停止料液供應，打開結晶器主循環泵的密封水泵，密封水溢出后再啟動主循環泵。</p><p><br/></p><p>5. 打開工業燒堿冷凍結晶器換熱器進出口蝶閥，告知制冷過程，為冷凍過程提供熱量。</p><p><br/></p><p>6. 打開制冷劑循環泵密封水管部位，當密封水溢出時，打開制冷劑循環泵。同時，觀察工業硫酸結晶器液溫和制冷劑進、出口溫度的變化。</p><p><br/></p><p>7、當沉降器有水密封進入冷母液時，先打開清液泵的關閉水泵，待密封水溢出后，打開冷母液泵，向換熱器均勻供應冷母液。</p><p><br/></p><p>8、工業燒堿換熱器出口液溫達到16℃左右，冷凍結晶器溫度超過-5℃左右，冷凍過程進入正常運行階段。</p><p><br/></p><p>工業硫酸生產前，必須告知制冷工藝進入制冷系統配制規定濕度的制冷劑;通知淡水泵房向系統供應淡水;告知循環水工藝流程，做好冷卻水供應工作;通知供電車間供電。</p></div> <h3 class="tag">本文網址：http://www.k4623.cn/news/485.html </h3> <div class="page">上一篇：<a href="http://www.k4623.cn/news/484.html">淺談硫酸質量的檢測方法</a><br />下一篇：<span><a 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