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style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;"> 一體化<strong>超純水設(shè)備</strong></span></span><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;"><strong>反滲透膜系統(tǒng)</strong>運行過程中要嚴格監(jiān)控進水水質(zhì)，保障進水的預(yù)處理措施穩(wěn)定及運行可靠。當通水量下降或是產(chǎn)水水質(zhì)不合格時，要及時對<strong>反滲透膜元件</strong>進行清洗再生或是更換。一體化超純水設(shè)備<strong>反滲透膜</strong>的使用注意事項可以從如下幾個方面進行：</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;">①硬度的影響</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體; font-size: 14px;"> </span><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;">鈣鎂離子的鹽類，如碳酸鈣、硫酸鈣，在水中只有很小的溶解度，在反滲透膜的正常工作中，由于工作水在膜中被濃縮，各種鹽類也會被濃縮，當?shù)竭_鹽類的飽和濃度時，就會在系統(tǒng)中產(chǎn)生水垢，使膜的水通量下降，脫鹽率降低，膜系統(tǒng)的壓差增加，嚴重影響膜的使用。</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑; text-align: center;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;"><img alt="一體化超純水設(shè)備" src="https://img78.chem17.com/9/20210128/637474202146200133400.jpg" style="margin: 0px; padding: 0px; box-sizing: border-box; border: 0px; width: 505px; height: 316px;" /></span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;">②膠體物質(zhì)的影響</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體; font-size: 14px;"> </span><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;">水中的膠體物質(zhì)主要有黏土、膠體硅、金屬的氧化物(氧化鐵、氧化鋁)等，會在膜的工作層形成膠體污堵或水垢，同樣會嚴重影響元件的性能，造成產(chǎn)水量下降、脫鹽率降低、膜系統(tǒng)的壓差增加。</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;">③有機物的影響</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體; font-size: 14px;"> </span><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;">水中的有機物在膜表面上的吸附會形成有機物垢，引起水通量的降低。而有機物在前處理中不容易被清除，因此選擇反滲透的水源時應(yīng)給予重視。</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑; text-align: center;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;"><img alt="一體化超純水設(shè)備" src="https://img79.chem17.com/9/20210128/637474202334215356586.jpg" style="margin: 0px; padding: 0px; box-sizing: border-box; border: 0px; width: 504px; height: 315px;" /></span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;">④ pH值的影響</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體; font-size: 14px;"> </span><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;">各種反滲透膜都有自己使用的pH值的范圍。超出其范圍可能會造成膜的降解等破環(huán)性的問題、因此使用中應(yīng)密切注意進水pH值和設(shè)備使用的pH值的范圍。</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;">⑤水溫的影響</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體; font-size: 14px;"> </span><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;"><strong>反滲透膜</strong>對溫度的變化反映非常明顯，水溫越高，水通量約大，但脫鹽率會降低，水溫越低，水通量越低，因此使用中會遇到水溫與水量的變化，這是正常的變化。</span></span></div><div style="margin: 10px 0px 0px; padding: 0px; box-sizing: border-box; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-size: 14px;"><span style="margin: 0px; padding: 0px; box-sizing: border-box; font-family: 新宋體;">⑥進水鹽濃度的影響</span></span></div><p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; word-spacing: -1.5px; font-size: 16px; line-height: 26px; color: rgb(102, 102, 102); font-family: 微軟雅黑;"><span style="margin: 0px; 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