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軟化水設(shè)備使用說明(二)

2023-07-17  來自: 中國(guó)水網(wǎng) 瀏覽次數(shù):298

如何進(jìn)行水處理

衡美水處理為您介紹一種經(jīng)久耐用、性能優(yōu)越的水處理設(shè)備——軟化水設(shè)備并詳細(xì)向您介紹軟化水設(shè)備的使用說明


軟化水設(shè)備


四、安裝調(diào)試

1、關(guān)于軟水設(shè)備的位置選擇:

軟水器放置于牢固的水平地面上,距排水溝的距離以短為佳,距離鍋爐等熱源大于3米以上,禁止靠近酸性液體或氣體。如需增加其它水處理設(shè)備(過濾器,除氧器)應(yīng)予留位置。

2、關(guān)于再生鹽罐及樹脂的位置:

應(yīng)盡量安放于交換柱的附近,為充分利用鹽液,應(yīng)盡力縮短吸鹽塑料管的尺寸。

3、關(guān)于裝填石英砂及樹脂:

1了保證布水均勻盡量在交換柱底部鋪放150~200mm的質(zhì)量良好的石英砂(不分解產(chǎn)生硅的氧化物或鹽類)

2裝填樹脂前,應(yīng)檢查升降管的長(zhǎng)度,是否合適。

先將上布水器卡入自控機(jī)頭(控制閥)底部承接口,再將管下端對(duì)準(zhǔn)交換柱底部窩槽內(nèi),并將上端插入上布水器的下端管口,然后小心地沿順時(shí)方向旋入交換柱上端螺口內(nèi),確認(rèn)整個(gè)控制閥螺口能平整的旋入交換柱上端螺口內(nèi),以確認(rèn)管路的長(zhǎng)短符合要求,且能使升降管緊密連接閥頭并保持同心。

(3)上述試裝機(jī)頭工作完畢后,再將機(jī)頭反時(shí)針旋轉(zhuǎn)取下,再次保持管路位置居中,將下端原粘牢升降管下邊的下布水器端點(diǎn)對(duì)準(zhǔn)底部的槽窩,并用軟布或塑料帶將升降管上端入口封死,開始均勻地裝填石英砂或樹脂。

(4)裝填樹脂時(shí),注意人升降管的周圍均衡裝填,為保證予先計(jì)算好的數(shù)量如數(shù)裝入柱內(nèi),隨著裝置過程,應(yīng)不斷向交換柱內(nèi)注入清水,使之樹脂孔隙中空氣排出。維持這種水封狀態(tài)須裝填樹脂,干樹脂很難保障如數(shù)裝入應(yīng)該用的填量。

(5)待樹脂裝填完畢后重新將控制閥沿順時(shí)針方向旋入交換柱上端螺紋口內(nèi)。同時(shí)要求保證平整。

注:勿忘將上布水器裝入控制閥底座。

4、按照安裝示意圖配接管和電源后,進(jìn)行通水試驗(yàn)

(1)所有進(jìn)出口管路有獨(dú)立支撐,不能用閥頭做支撐。

(2)啟動(dòng)軟水器的開始,應(yīng)先打開軟水口的排出閥門,然后緩慢開啟進(jìn)水口的閥門,且保證開度由小到大,不可啟開太快,以免流失樹脂。

(3)初次經(jīng)過樹脂排出的軟水,顏色帶有微黃,測(cè)試pH值時(shí)可能小于7呈酸性,三至五分鐘后,出水顏色轉(zhuǎn)至無色,此時(shí)pH值上升為7(中性),同時(shí)軟水硬度已合格≤0.03mmol/L(1/2Ca2+、1/2Mg2+)

(4)對(duì)于急待使用軟化水的鍋爐,立即可將合格軟水導(dǎo)入給水水箱

(5)對(duì)已曾用過的舊管道,與軟水器連接前認(rèn)真通水沖去管道中積存的銹渣、泥土等雜物且應(yīng)嚴(yán)防蒸汽進(jìn)入樹脂罐而導(dǎo)致樹脂報(bào)廢。


軟化水設(shè)備


5、對(duì)再生程序的試轉(zhuǎn)動(dòng)及制備鹽水的問題

1投用的軟化設(shè)備,向再生鹽罐投放足夠的固體NaCL,(數(shù)量以說明書項(xiàng)三“技術(shù)參數(shù)匯總表”提供的NaCL重量為準(zhǔn))

2在不打開通水閥的情況下拉開后邊面板,手動(dòng)試轉(zhuǎn)再生定時(shí)器,檢查反洗,進(jìn)鹽與小沖冼、大沖冼、制水備鹽等工藝流程是否正常運(yùn)轉(zhuǎn),當(dāng)確認(rèn)功能完備即可維持制水備鹽程序階段,在通電通水時(shí),會(huì)有軟水輸出,同時(shí)向鹽罐中開始送入溶解NaCL的軟水,直至此程序時(shí)間結(jié)束,又轉(zhuǎn)入自動(dòng)制取軟水流程。當(dāng)此設(shè)備所設(shè)定的制水程序總時(shí)間到達(dá)后,立即又會(huì)自動(dòng)依次轉(zhuǎn)入反洗進(jìn)下鹽與小沖冼大沖冼制水備鹽制水,周而往復(fù)地自動(dòng)化完成制水與再生流程,只需分階段向鹽罐如數(shù)投加固體NaCL并定期清理鹽罐內(nèi)的雜質(zhì),其它工作無需人工,而始終是自動(dòng)化實(shí)施連續(xù)制取軟水的功能。

6、照本說明介紹的方法設(shè)定時(shí)間和控制器,運(yùn)行階段加強(qiáng)出水水質(zhì)化驗(yàn)監(jiān)測(cè)并根據(jù)水質(zhì)變化調(diào)整還原程序,使之處理達(dá)到預(yù)定工況。

7、鹽罐內(nèi)始終保持有足夠的固體再生劑,以維持飽和食鹽水,保證每次再生周期所用的鹽量。

8、排水管道安裝系統(tǒng)不應(yīng)安裝任何閥門,且管道愈短愈好,總長(zhǎng)少于6米,不應(yīng)提高布置排水管,應(yīng)防止排水管產(chǎn)生虹吸現(xiàn)象。

9、軟水進(jìn)入水箱前設(shè)置排污閥,以應(yīng)急排除予料之外的超標(biāo)水質(zhì)。

10、對(duì)于水質(zhì)、壓力波動(dòng)的的調(diào)整問題

由于中國(guó)某些地區(qū)供水硬度、壓力均有較大的變化時(shí),用戶使用流量型或時(shí)間型的軟水設(shè)備,予先的程序均會(huì)受到影響或出現(xiàn)提前再生而浪費(fèi)再生劑,或拖后再生而不能保證軟水品質(zhì),二者問題的出現(xiàn),會(huì)給鍋爐等壓力容器設(shè)備運(yùn)行帶來相應(yīng)的危害,為此提出如下應(yīng)急措施:

第 一軟化水出口管道上均應(yīng)設(shè)置講師準(zhǔn)確的流量表,自來水進(jìn)口管道上應(yīng)設(shè)置壓力表,操作工人,認(rèn)真記錄供水壓力及流量的變化數(shù)值。

第 二、按下列公式計(jì)算有關(guān)數(shù)據(jù),并調(diào)整所設(shè)流量或時(shí)間參數(shù)值。

Q周=式中符號(hào)含義及單位:

Q周:軟化設(shè)備整個(gè)運(yùn)行周期制取軟化水總量(t)

V樹:001×7陽(yáng)樹脂裝填數(shù)量()

EI:001×7陽(yáng)樹脂的工作交換容量(mol/)

YD生:生水總硬度(mmol/L)

YD軟:軟水總硬度(mmol/L)

Q單均:?jiǎn)挝粫r(shí)間平均產(chǎn)軟化水量(/h或t/h)

1計(jì)算Q周,與原設(shè)定的流量總數(shù)值(Q設(shè))相比較,當(dāng)Q設(shè)Q設(shè)

2計(jì)算T周,當(dāng)T設(shè)

調(diào)整的原則,既要首先保證出軟水的品質(zhì)小于水質(zhì)標(biāo)準(zhǔn)(YD≤0.03mmol/L)同時(shí)還要有經(jīng)濟(jì)性,二者要兼顧。

(3)配備簡(jiǎn)易的分析器及分析藥劑,于高速程序時(shí),分析每周期持續(xù)時(shí)間的軟水水質(zhì)的水平。

五、選購(gòu)方法

1、首先您要提供所需要使用軟化水的系統(tǒng)是哪種:

1采暖

2冷卻補(bǔ)水

3工藝用水

4蒸汽鍋爐

5鋼鐵冶煉行業(yè)

6化工制藥行。

2、系統(tǒng)用水時(shí)間:

即運(yùn)行時(shí)間/小時(shí)用水量/平均值/峰值

設(shè)備是否需要連續(xù)供水?

若需要?jiǎng)t選擇雙床集控或雙控雙床系列,否則可選單閥單罐系列。

3、源水總硬度

水源是市政自來水\地下水\地表水源,使用地區(qū)的原水總硬度。對(duì)軟水器來說原水硬度高,其周期制水量必然要相對(duì)減少,由此導(dǎo)致軟水設(shè)備再生頻繁。相對(duì)減少樹脂的使用壽命。為避免此類情況,應(yīng)加大樹脂體積,這意味著選用加大型號(hào)的軟水器。

4、所需的軟水單位流量(噸/小時(shí))。

這由用戶設(shè)備的性質(zhì)和要求而定。

5、周期制水量的設(shè)定

在軟水器型號(hào)設(shè)定之后,根據(jù)原水硬度,所用樹脂的交換工作容量就可以確定理論周期制水量(噸)。


軟化水設(shè)備


六、鍋爐軟化

鍋爐軟化水設(shè)備是針對(duì)鍋爐結(jié)垢而推出的一種原水預(yù)處理裝置,去除原水中的鈣、鎂離子以及導(dǎo)致鍋爐長(zhǎng)垢的原素。鍋爐軟化水設(shè)備軟水硬度超標(biāo)的原因分析:

1、在軟水設(shè)備的取樣口檢測(cè)是合格的,但軟水箱中的水硬度超標(biāo),造成此現(xiàn)象的原因如下:

1、再生周期設(shè)定過大,或流量計(jì)故障造成的計(jì)量不準(zhǔn),使樹脂本該再生時(shí)未能及時(shí)再生,致使超標(biāo)水注入軟水箱。

2)、正洗時(shí)間偏短,使本應(yīng)在正洗中被沖掉的廢鹽水被部分地帶到軟水箱中。

3、給水水壓不穩(wěn)引發(fā)的鹽箱補(bǔ)水過少,吸鹽過少,正洗不足,其中任何一項(xiàng)都可造成該次再生后出水硬度超標(biāo),影響軟水箱水質(zhì)。

4)、在鹽箱中的鹽很少時(shí),未能及時(shí)添加,造成某次再生的效果不佳。

5、操作不當(dāng),在某次再生過程中關(guān)閉給水閥。

以上錯(cuò)誤中任何一項(xiàng)均可造成短時(shí)間大量超標(biāo)水注水軟水箱,需要合格軟水長(zhǎng)時(shí)間稀釋超標(biāo)水才可使軟水箱中的水重新達(dá)標(biāo)。

2、在軟水設(shè)備的取樣口多次檢測(cè),均不合格,將此情況分為新裝軟水設(shè)備初次試水硬度超標(biāo)及在用軟水設(shè)備硬度超標(biāo)分別討論:

1新裝軟水設(shè)備初次試水硬度超標(biāo)的原因:

A管路與控制閥交接處的O形密封圈未形成密封,此時(shí)應(yīng)檢查:管路長(zhǎng)度是否夠,外徑是否符合要求是否忘記裝O形密封圈O形密封圈是否破損。

B管路上破損,有裂紋。

C、給水TDS值與樹脂層高度比值過大。

D給水TDS值與樹脂交換容量的比值過大。

E、進(jìn)出水口接反。

2在用軟水設(shè)備軟水硬度超標(biāo)的原因:

A給水TDS值與樹脂層高度或樹脂交換容量的比值過大。與新樹脂初次試水相比,在用軟水設(shè)備對(duì)給水TDS值要求更嚴(yán)格,當(dāng)樹脂層高度為1.5米,總硬度為13mmol/L,給水TDS值≧900mg/L時(shí),確保軟水硬度≤0.03mmol/L將會(huì)比較困難。

B、樹脂中毒,老化引起的樹脂交換容量降低。由此

種原因引起的軟水硬度超標(biāo)是一漸進(jìn)過程,不是突然出現(xiàn)的明顯超標(biāo)。

C、鹽箱中的鹽量過少。當(dāng)鹽箱中水量正常,而鹽的高度不及水的高度的1/3時(shí),在吸鹽步驟的中后期吸上的鹽水很可能不飽和,致使經(jīng)射流器稀釋后的鹽水濃度低于再生要求,影響再生效果。

D、鹽箱中的總水量過少,我們的經(jīng)驗(yàn)是樹脂罐中每100L樹脂,所需鹽箱中的水量約為35-40L,過多低于這一標(biāo)準(zhǔn)將會(huì)引發(fā)再生不充分。

E、吸鹽水太慢,在正常的時(shí)間內(nèi),不能吸入足夠的鹽水,其原因如下:

給水壓力過低

上下布水中泥沙等雜物堵塞嚴(yán)重

廢水軟管變形、折彎等引發(fā)的排廢水不暢

樹脂層內(nèi)雜質(zhì)太多

吸鹽管路上有泄漏點(diǎn),使空氣被吸入

射流器中有異物

空氣逆止閥失靈,提前關(guān)閉或被堵塞

射流器選型偏小。

F、樹脂罐中有大量氣體存在,該氣體可能來自于給水中帶氣,或慢洗過程空氣逆止閥關(guān)閉不嚴(yán)。

G、未使用大粒無碘鹽

H、控制閥內(nèi)部漏硬:一般的控制閥內(nèi)部漏硬時(shí),往往會(huì)出現(xiàn)軟水口與廢水口同時(shí)出水,但對(duì)于64D或74A系列,可能會(huì)通過陶瓷動(dòng)片上的小孔形成內(nèi)漏,如果是此種內(nèi)漏,處于正沖洗位置,可在廢水口檢測(cè)到合格軟水,但轉(zhuǎn)入運(yùn)行位置后,軟水硬度超標(biāo)

七、技術(shù)參數(shù)

1、原水硬度≤6[H+]mmol/L,即300mg/L(以CaCO3計(jì))當(dāng)原水硬度在6--12[H+]mmol/L時(shí),建議采用兩級(jí)軟化或適當(dāng)降低出水產(chǎn)量,當(dāng)原水硬度≥12[H+]mmol/L時(shí)建議采用多級(jí)軟化或聯(lián)系該公司工程技術(shù)部重新進(jìn)行設(shè)計(jì)。

2、出水硬度:≤0.03[H+]mmol/L(以CaCO3計(jì))

3、工作壓力:0.20--0.50Mpa4)

4、工作溫度:2--49℃

5、原水濁度:<5NTU

6電耗:10W-40W,由于不需鹽泵耗電量?jī)H當(dāng)相當(dāng)一般軟化水設(shè)備的百分之一

7、工作電源:AC220V,50Hz,單相三線制

8、工作電耗:<10W

9、周期制水量:Q=V×E/(I原水-I出水)

Q:周期制水量, t

V:樹脂體積用量,

I原水:原水硬度,[H+]mmol/L

I出水:出水要求硬度,H+]mmol/L

軟化水設(shè)備


八、應(yīng)用領(lǐng)域

鍋爐軟水設(shè)備可廣泛應(yīng)用于蒸汽鍋爐軟水、熱水鍋爐、交換器、蒸發(fā)冷凝器、空調(diào)、直燃機(jī)等系統(tǒng)的補(bǔ)給水的軟化。還可用于賓館、飯店、寫字樓、公寓、家居等生活用水的處理及食品、飲料、釀酒、洗衣、印染、化工、醫(yī)藥等行業(yè)的軟化水處理。

實(shí)現(xiàn)城市用水潔凈處理,營(yíng)造和諧人居生活環(huán)境!

衡美水處理專注水處理設(shè)備生產(chǎn)十八年,為您量身定制水處理解決方案!

衡水市衡美水處理設(shè)備有限公司,專營(yíng) 淺層砂過濾器 過濾器 全自動(dòng)加藥裝置 原水處理設(shè)備 等業(yè)務(wù),有意向的客戶請(qǐng)咨詢我們,聯(lián)系電話:0318-2987119

CopyRight ? 版權(quán)所有: 衡水市衡美水處理設(shè)備有限公司 技術(shù)支持:衡水航宇 網(wǎng)站地圖 XML

本站關(guān)鍵字: 反滲透設(shè)備


掃一掃訪問移動(dòng)端
主站蜘蛛池模板: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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