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class="page-proshow02"><p class="title">詳細說明</p><div id="s2p7coa" class="box"><p><p> 反滲透膜的工作壓力是多大？反滲透膜的工作壓力是多大？這個問題沒有辦法直接回答，因為不同型號的反滲透膜工作壓力是不一樣的，而且反滲透膜能承受的多大的壓力，這還跟反滲透膜的制作工藝有關(guān)，一般能達到，一般**壓，低壓反滲透，還有很多不同壓力種類的反滲透膜。實際使用中進水通過反滲透膜都需要一定的壓力，但是這個進水的水壓一般都是很小的，根本達不到反滲透膜的工作壓力需求，因為進水水壓必須要大于滲透膜的滲出壓，?？诖笮头礉B透設(shè)備咨詢，這個壓力一般是。這時候就需要用高壓泵對水進行一個加壓，增壓泵的工作壓力時6到9KG/CM，這就可以填補自來水本身水壓的不足。保障反滲透設(shè)備制水效率，還可能增加排出廢水的速度。滿足各種行業(yè)的供水需求。反滲透膜工作壓力有什么影響？反滲透膜工作壓力過低的影響：如果反滲透膜的工作壓力低對廠家給出的要求那么在產(chǎn)水量方面會有所下降，海口大型反滲透設(shè)備咨詢，對脫鹽率也會有一定的影響。反滲透膜工作壓力過高的影響：反滲透膜工作壓力過高的話，可能會損壞反滲透膜。理論上是增加工作壓力能加大產(chǎn)水量和升高脫鹽率，海口大型反滲透設(shè)備咨詢。但是你要知道每一支膜它的產(chǎn)水量和脫鹽率都是有一個上限的，當達到這個上限，就算增加工作壓力也不能再升高產(chǎn)水量，而且有可能會損壞反滲透膜。南昌名常貴環(huán)保設(shè)備有限公司以服務(wù)為基礎(chǔ)，以質(zhì)量為生存。?？诖笮头礉B透設(shè)備咨詢</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海口大型反滲透設(shè)備咨詢,反滲透設(shè)備" src="https://tyunfile.71360.com/UploadFile/mingchanggui2020/637305819629619140/292313.png"></div><p> 2、開啟來水電磁閥前水源開關(guān)3、全開RO高壓泵后球閥、濃水排放閥、關(guān)閉回流閥4、打開【原水泵/手動】、【高壓泵/手動】、【總電源/ON】。5、RO系統(tǒng)開始運行6、高壓泵前壓力開關(guān)的調(diào)節(jié)：高壓泵前壓力開關(guān)主要防止來水壓力不夠時高壓泵仍運行對設(shè)備造成損害。將高壓泵前壓力開關(guān)調(diào)到，適當關(guān)小高壓泵后閥門，使高壓泵不頻繁啟動為止。7、調(diào)節(jié)濃水排放閥（關(guān)?。┓礉B透膜【進水壓力】約,濃水流量約為：,純水流量約為。調(diào)節(jié)回水閥門使?jié)馑髁考s為：,【進水壓力】約為（在排水全部可以使用時，建議關(guān)閉回水閥門，有利增加膜的壽命。五、反滲透主系統(tǒng)的自動控制過程：電鈕全部打到自動檔時，設(shè)備按如下程序執(zhí)行：開機時，原水電磁閥、沖洗電磁閥全開，高壓泵延時5秒鐘后打開,沖洗30秒鐘后，沖洗電磁閥關(guān)閉，系統(tǒng)進入正常供水狀態(tài)。當系統(tǒng)接有純水高位控制（浮球開關(guān)）時，水滿時系統(tǒng)自動打開沖洗電磁閥、關(guān)閉高壓泵，低壓沖洗20秒后關(guān)閉原水泵、進水電磁閥。原水箱有水、純水箱低位時，自動開啟原水泵、高壓泵、進水電磁閥制水。當前處理系統(tǒng)自動沖洗或再生時，高壓泵停，進水電磁閥關(guān)。鄭州超濾反滲透設(shè)備咨詢南昌名常貴環(huán)保設(shè)備有限公開拓市場、實現(xiàn)共贏。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="?？诖笮头礉B透設(shè)備咨詢,反滲透設(shè)備" src="https://tyunfile.71360.com/UploadFile/mingchanggui2020/637305820223027344/5792843.png"></div><p> 任何時候不應(yīng)超過5μ**。除了采用濁度和SDI測定之外，顆粒計數(shù)器也可以精確衡量RO/NF進水是否合格。粒徑大于2μm的顆粒物應(yīng)<100個/ml。清洗藥劑的選擇不同污染物應(yīng)采用不同的清洗藥劑。污染發(fā)生時通常不是只有一種污染物，因此常規(guī)化學清洗需要包括高pH值清洗和低pH值清洗兩大步驟。可以使用的常規(guī)化學清洗藥劑請參見表4。選用哪個清洗劑進行化學清洗，可以按以下方法判斷：-按反滲透進水水質(zhì)判斷;-進行全系統(tǒng)膜元件清洗之前，可以從系統(tǒng)中取出一、兩支膜元件，通過進行清洗試驗，選擇佳的清洗藥品。一般來說，應(yīng)先采用高pH清洗液清洗油類和微生物污染，然后采用低pH清洗液清洗無機垢類或金屬氧化物污染。有時也先酸洗后堿洗，或者只采用一種藥劑清洗，例如地下水源的鐵污染，采用簡單的低pH清洗即可。有時清洗液中加入洗滌劑以便去除微生物和有機污染物;有些加入螯合劑如EDTA，以便更好地去除膠體、有機物、微生物和硫酸鹽垢。如果選擇清洗劑不當，或清洗順序不當，可能會使污染惡化。清洗前的注意事項和準備工作①使用藥品前，仔細閱讀從藥品公司處得到的藥品安全表格(MSDS)和藥品所明;②操作時，穿戴安全眼鏡、防護手套和工作服;③使用前校正pH計。</p><p> 8in膜為3/h乘以清洗段的膜元件個數(shù)。如膜上污垢嚴重，可采取該流量的。應(yīng)注意:高流量情況下允許的大壓力降為20psi/每根膜或60psi/每根壓力容器。取高流量清洗后的溶液和未用的新溶液進行比較和分析，以了解清洗出的污垢量。沖洗二段壓力容器分別清洗完畢后，關(guān)閉清洗液進出口閥，打開沖洗排水門，采取沖洗方式，用滲透水或過濾后的清水（SDI<3,不含Cl2，電導率<1000μS/cm）,沖洗反滲透裝置中的藥液至完全沖凈，為避免藥液中物質(zhì)沉淀，20℃下，大約沖洗15min，沖洗完畢后，反滲透裝置處于備用狀態(tài)。如清洗工藝采取兩種和兩種以上藥液配方，尚須將原用藥液沖干凈后，再開始用另一種藥液清洗。拆下清洗用的臨時軟管，排放掉清洗系統(tǒng)中的清洗液，用滲透水將清洗系統(tǒng)沖洗干凈。清洗后的反滲透裝置在開始運行時，應(yīng)先將運行初期的產(chǎn)品水排放掉，排放時間至少10min。此外：反滲透膜多久清洗一次這個主要是看實際的使用情況的，進水水質(zhì)不同清洗周期也會有所不同，一般來說5~12個月清洗一次是正常的。如內(nèi)果是每個月都必須清洗一次，這種情況就應(yīng)該RO的預處理系統(tǒng)，加強對水的預處理，如果這樣還是不能有效的解決這個問題這時候就要考濾更容換反滲透膜了。南昌名常貴環(huán)保設(shè)備有限公司居安思危,自強不息。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="?？诖笮头礉B透設(shè)備咨詢,反滲透設(shè)備" src="https://tyunfile.71360.com/UploadFile/mingchanggui2020/637305819998447265/4073653.png"></div><p> 微電腦控制器內(nèi)部設(shè)置將沖洗電磁閥馬上打開，反滲透主機自動沖洗。電源每關(guān)閉、啟動一次，自動沖洗都進行一次。電源關(guān)閉時，計時取消，恢復到零位，下次啟動重新計時。設(shè)備運行中當進水水壓低于低壓開關(guān)設(shè)定值時，低壓開關(guān)動作，微電腦控制器內(nèi)部設(shè)置將主機高壓泵關(guān)閉。待水壓恢復時，主機高壓泵自動啟動。待反滲透主機沖洗結(jié)束后，適當調(diào)整高壓泵泵后節(jié)流閥，控制膜前進水壓力不得超過15kg/cm2。同時調(diào)整濃水調(diào)節(jié)閥，控制純水流量。滿足上述條件后，再將濃水調(diào)節(jié)閥與高壓泵節(jié)流閥配合使用調(diào)整，使設(shè)備回收率在合適范圍內(nèi)。無論任何時候，都不要將濃水調(diào)節(jié)閥完全關(guān)閉，否則會使反滲透主機壓力突然升高，造成設(shè)備的損壞或危及操作者的安全。二、反滲透設(shè)備維護保養(yǎng)在夜間停機時，可利用作為原水的自來水對石英砂過濾器及活性碳過濾器進行反洗。因為具有一定的壓力自來水，仍可通過加壓水泵泵體及回流閥進入砂濾器及碳濾器。根據(jù)原水水質(zhì)及設(shè)備運行情況，可按照用戶的需要，設(shè)定全自動軟水器的運行周期和時間。砂濾器或碳濾器內(nèi)的石英砂或活性碳，建議一年左右更換一次。精濾器，每周排水一次，精濾器內(nèi)的PP濾芯，建議一個月左右更換一次。南昌名常貴環(huán)保設(shè)備有限公司人本?、協(xié)作、務(wù)實、共榮。景德鎮(zhèn)醫(yī)用反滲透設(shè)備價格</p><p style="text-indent:25px">南昌名常貴環(huán)保設(shè)備有限公司優(yōu)質(zhì)產(chǎn)品，是市場競爭必勝的保證。?？诖笮头礉B透設(shè)備咨詢</p><p> 反滲透膜表面在運行中由于給水帶入的物質(zhì)的污染面產(chǎn)生污垢，例如金屬氧化物的水合物、鈣的沉淀物，有機物和微生物。這些物質(zhì)在適當?shù)牟僮鳁l件下可借助于化學藥劑的清洗和有效地除去，稱為反滲透膜的清洗。反滲透系統(tǒng)污垢產(chǎn)生的因素預處理方式不當；預處理運行不正常；給水系統(tǒng)(管道、泵、閥門等)材料選擇不當；加化學藥品的系統(tǒng)(計量泵等)不正常；停機后沖洗不當；操作控制(如回收率、產(chǎn)品水水通量、給水流速等)不當；長期運行中積累的鈣、硅等沉淀物；反滲透給水的水源改變；給水水源的生物污染。反滲透系統(tǒng)污垢的判別反滲透復合膜的清洗，由于其對PH值和溫度的高穩(wěn)定性，只要選擇清洗工藝得當，就可以達到較好的清洗效果。如果未及時清洗，拖延太久，就很難徹底清洗千凈。有效的清洗是依據(jù)污垢的性質(zhì)選擇清洗化學藥品。錯誤選擇藥品將使污垢惡化，因而清洗前可根據(jù)下述幾個方面弄清污垢種類:反滲透裝置和系統(tǒng)的配置和組合;給水水化學分析成分;以前清洗的檢查結(jié)果;SDI測定的過濾膜上的污物分析;5μm過濾器濾芯上沉積物的分析;檢查給水管道內(nèi)表面打開壓力容器端部觀察在膜元件的進水端污垢的外狀(如紅棕色則可能是鐵污垢，生物污垢或有機物通常為黏性膠狀物)。?？诖笮头礉B透設(shè)備咨詢</p><p style="text-indent:25px">南昌名常貴環(huán)保設(shè)備有限公司坐落江西省南昌市新建區(qū)西山鎮(zhèn)泉珠村霞溪自然村，交通便利，環(huán)境優(yōu)美，是一家服務(wù)型企業(yè)。是一家有限責任公司（自然）企業(yè)，隨著市場的發(fā)展和生產(chǎn)的需求，與多家企業(yè)合作研究，在原有產(chǎn)品的基礎(chǔ)上經(jīng)過不斷改進，追求新型，在強化內(nèi)部管理，完善結(jié)構(gòu)調(diào)整的同時，優(yōu)良的質(zhì)量、合理的價格、完善的服務(wù)，在業(yè)界受到廣泛好評。以滿足顧客要求為己任；以顧客永遠滿意為標準；以保持行業(yè)領(lǐng)先為目標，提供高品質(zhì)的[ "水凈化設(shè)備", "水過濾機械", "水凈化裝置", "反滲透裝置" ]。南昌名常貴環(huán)保順應(yīng)時代發(fā)展和市場需求，通過高端技術(shù)，力圖保證高規(guī)格高質(zhì)量的[ "水凈化設(shè)備", "水過濾機械", "水凈化裝置", "反滲透裝置" ]。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/914497.html</p></div></div></div></div></div><div id="dpbc7lg" class="page-right twoColRt"><div id="zneqh8z" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="27vcjk8" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="2q37xdu" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img src="https://tyunfile.71360.com/WaterMark/UploadFile/nbzxsw/637298235378037109/764794.png" alt="寧波寧海直接考A2有幾個科目真誠推薦寧波助學商務(wù)信息咨詢供應(yīng)" class="vcenter" 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