Amanqaku ezigqibo eziphambili kuyilo lwenkqubo yolawulo lwe-osmosis ebuyela umva

Njengenye yetekhnoloji ephambili kwicandelo lonyango lwamanzi kwimizi-mveliso, itekhnoloji ye-osmosis ebuyela umva (RO) isetyenziswe ngokubanzi ekulungiseleleni amanzi acocekileyo, ukusetyenziswa kwakhona kwamanzi amdaka kunye nokukhutshwa kwetyuwa emanzini olwandle kumashishini anamandla, ekhemikhali, amayeza, kunye nakwezombane. Uyilo lwenkqubo yalo yolawulo oluphambili luhambelana ngokuthe ngqo nokusebenza kakuhle kwenkqubo, inqanaba lokusetyenziswa kwamandla kunye nobomi besixhobo.

 

Ulawulo lweNtsebenziswano yeeNkqubo zokuLungisa kwangaphambili

I-membrane ye-osmosis ejikelezayo inovelwano kumgangatho wamanzi anempembelelo kwaye idinga ukunyangwa kwangaphambili kwizigaba ezininzi (ezifana nokuhluzwa kwesanti, i-carbon adsorption esebenzayo, kunye ne-ultrafiltration) ukususa izinto ezingcolileyo ezifana ne-solids emisiwe, i-colloids, kunye ne-organic matter. Inkqubo yolawulo kufuneka ifezekise:

1. Unxibelelwano lwenkqubo yemigangatho emininzi

Lungisa ngamandla idosi ye-coagulant, i-backwash frequency kunye nokuchaneka kokucoca ngokomgangatho wamanzi akrwada;

2. I-SDI (isalathisi songcoliseko) esweni kwi-intanethi:

Ingxelo yexesha langempela yeziphumo zonyango lwangaphambili ngokusebenzisa iimitha ze-turbidity kunye nezixhobo zokubala zamasuntswana ukuphepha ukuvala amacandelo e-membrane;

3. Ukuphuculwa koLungiso lwe-pH

Lungisa ubungakanani be-asidi eyongeziweyo ngokwe-alkalinity yomthombo wamanzi ukulawula umngcipheko wokulinganisa kunye nokunciphisa ukusetyenziswa kwe-reagent.

 

Ukuhambelana okunamandla kwempompo yoxinzelelo oluphezulu kunye nokulawulwa koxinzelelo

Amandla okuqhuba angundoqo wenkqubo ye-RO avela kwimpompo yoxinzelelo oluphezulu. Inkqubo yolawulo kufuneka isombulule:

1. Ulawulo lwesantya soguqulo rhoqo

Isantya sempompo sihlengahlengiswa yi-converter frequency ukuze ihambelane nemfuno yokuhamba kwamanzi kunye nokunciphisa impembelelo yokuyeka ukuqala;

2. Ibhalansi yoxinzelelo phakathi kwamacandelo

Kwi-multi-stage RO system, i-sensor yoxinzelelo + i-valve yokulawula umbane isetyenziselwa ukulungelelanisa ukuhlukana koxinzelelo phakathi kwezigaba (ngokuqhelekileyo zilawulwa kwi-0.2-0.3 MPa);

3. Ukuphuculwa koLungiso lwe-pH

Kwiimeko zokukhutshwa kwetyuwa emanzini olwandle, i-turbocharger okanye i-pressure exchanger (PX) ingasetyenziselwa ukubuyisela amandla oxinzelelo lwamanzi agxininisiweyo, ukunciphisa ukusetyenziswa kwamandla ngaphezu kwe-30%.

 

Iimfuno zenkqubo yezixhobo kunye nolawulo lwenkqubo ngexesha lokusebenza kwenkqubo ye-RO

1. Ukulungelelaniswa kwedosi

I-dosage ilungelelaniswe yindlela yokulungelelanisa ngokulinganayo, eyenza ngokuzenzekelayo ipompo yokulinganisa i-metering ukwenza i-dosing ehambelanayo ngokusekelwe kwisignali evela kwimitha yokuhamba kwamanzi.

2. Igeyiji yenqanaba lolwelo

Ibhokisi yokulinganisa ifakwe kwi-site gauge yomgangatho wolwelo kunye nenqanaba lolwelo oluphantsi uphawu lwe-alarm ukuqinisekisa ukuba inkqubo yokudosa ayiyi kuphazamiseka ngenxa yokungabikho kweyeza kwitanki yolwelo.

3. Ideshibhodi yokubonelela ngamanzi

Kukho iphaneli yesixhobo sokubonelela ngamanzi kwindawo, exhotywe ngesalathisi sokuhamba kunye nemitha yokuqokelela ukuhamba, imitha ye-conductivity, isalathisi sexabiso le-pH. Ukongezelela, izibonakaliso zeparameter ezithunyelwa imitha yoxinzelelo lwamanzi, imitha yokuhamba, imitha ye-conductivity kunye ne-pH meter ithunyelwa kwigumbi lokulawula eliphakathi ukwenzela ukurekhoda okuqhubekayo; ngexesha elifanayo, umqondiso othunyelwe yimitha yokuhamba ulawula ipompo yokulinganisa i-dosing ngokulinganayo; Iimpawu ze-alarm eziphezulu kunye neziphantsi ezithunyelwa yimitha ye-pH zithunyelwa kwigumbi lokulawula eliphakathi kwi-alamu.

4. Izihluzi zoKhuseleko

I-inlet kunye ne-outlet ye-filter yokhuseleko ixhotyiswe ngezibonakaliso zoxinzelelo. Xa i-inlet kunye ne-outlet yoxinzelelo loxinzelelo lwesihluzi sokhuseleko sifikelela kwixabiso elimiselweyo okanye liqhuba ixesha elithile, isihluzo sokucoca kufuneka sitshintshwe.

5. Ukutshintsha kwempompo yoxinzelelo oluphezulu

I-inlet kunye ne-outlet emacaleni epompo yoxinzelelo oluphezulu ixhotyiswe ngoxinzelelo oluphantsi kunye noxinzelelo oluphezulu ngokulandelanayo. Xa ukunyanzeliswa kwe-inlet yempompo yoxinzelelo oluphezulu kuphantsi kwexabiso lomda, ukutshintshwa koxinzelelo oluphantsi luvaliwe kwaye luthumela uphawu kwi-PLC, eyothusayo kwaye imise ngokuzenzekelayo ukusebenza kwempompo yoxinzelelo oluphezulu; xa i-outlet ye-outlet yepompo ye-high-pressure iphezulu kunexabiso lomda, i-high-pressure switch ivaliwe kwaye ithumela isignali kwi-PLC. Emva kokulibaziseka okuthile, ukuba uxinzelelo kwicala loxinzelelo oluphezulu lwempompo ephezulu lusephezulu kunexabiso lomda, i-PLC ikhupha i-alamu kwaye imise ngokuzenzekelayo ukusebenza kwempompo yoxinzelelo oluphezulu. Ukuba iswitshi yoxinzelelo oluphezulu ibuyela kwisimo sokuqhawulwa konxibelelwano ngaphakathi koluhlu lokulibaziseka, i-PLC irhoxisa ngokuzenzekelayo isiginali yegalelo.

6. Impompo yoxinzelelo oluphezulu yombane yokuvula ucango olucothayo

I-outlet yempompo yoxinzelelo oluphezulu ixhotyiswe ngombane wokuvula umnyango ocothayo. Emva kokuba ipompo yoxinzelelo oluphezulu luqalisiwe, umnyango ovula ngokukhawuleza uvula ngokuzenzekelayo ukuze uqinisekise ukuba i-RO membrane element ayibonakalisi ngehamile yamanzi. Ukuba umnyango wokuvula ngokukhawuleza uhluleka kwaye uhluleka ukuvula ngaphakathi kwexesha elichaziweyo, uxinzelelo lwe-outlet yepompo yoxinzelelo oluphezulu luyanda, ukutshintshwa koxinzelelo kukhupha isignali ye-alamu kwaye kumise ngokuzenzekelayo ukusebenza kwempompo ephezulu yoxinzelelo nge-PLC. Isixhobo ngasinye se-RO sixhotyiswe ngepaneli yesixhobo sendawo, apho kufakelwe imitha yokuhamba kwinqanaba le-RO, isigaba se-2 samanzi emveliso, kunye ne-drainage (i-flow and cumulative flow value display), kunye nemitha yemveliso yamanzi.

7. Iimfuno zolawulo lwenkqubo

Izibonakaliso zeparameter ezithunyelwe imitha yokuhamba kunye nemitha ye-conductivity zithunyelwa kwigumbi lokulawula eliphakathi ukwenzela ukurekhoda okuqhubekayo, kwaye ube ne-alarm yexabiso eliphezulu lokuqhuba. Iphaneli yendawo ixhotywe ngokuqala kompompo woxinzelelo oluphezulu kunye nokumisa amaqhosha kunye nezibane zesalathisi, amaqhosha e-stop emergency stop kunye nezibane zesalathisi, kunye nombane ocothayo wokuvula kunye nokuvala amaqhosha kunye nezibane zesalathisi.

8. RO dial

Isixhobo ngasinye se-RO sixhotyiswe ngepaneli ye-gauge gauge ye-site, apho ifakwe kwi-RO yenqanaba lokuqala lokungena kwamanzi, inqanaba lesibini lokungena kwamanzi kunye nezibonakaliso zokukhutshwa kwamanzi.

9. Iphaneli yokulawula ephakathi

Iphaneli yolawulo esembindini ixhotyiswe ngeendawo ezintathu zokutshintsha ukusebenza (enye ngokuzenzekelayo, enye ivaliwe, enye incwadi) yempompo yoxinzelelo oluphezulu, impompo yokulinganisa, kunye nempompo yamanzi egungxulwayo, kunye nenkqubo yenkqubo yokuqalisa kunye namaqhosha okumisa, anokuqonda igumbi lolawulo oluzenzekelayo lolawulo olukude kunye nemisebenzi yezandla yasekhaya yezixhobo ezingentla. Xa ukutshintshwa kweendawo ezintathu kuguqulelwe kwindawo "ezenzekelayo", ezi zixhobo zingentla azikwazi ukusetyenziswa kwindawo.

 

Ukuqaliswa kwesixhobo se-RO kunye nenkqubo yokusebenza

1. Ukuqalisa kunye nokusebenza kwenkqubo yesixhobo se-RO

Okokuqala, beka iiswitshi zolawulo lwempompo yoxinzelelo oluphezulu kunye nempompo yemitha kwindawo "ezenzekelayo", kwaye emva koko usebenze iqhosha lokuqalisa inkqubo yesixhobo ngasinye se-RO. Ngeli xesha, i-programmable logic controller (PLC) iya kubona ngokuzenzekelayo inqanaba le-liquid yazo zonke iibhokisi zemitha kunye noxinzelelo kwicala lokungena kwimpompo yoxinzelelo oluphezulu ngokwenkqubo esekiweyo. Ukuba umgangatho wolwelo "ophantsi" okanye uxinzelelo "ophantsi" kwicala lokungena kwimpompo yoxinzelelo oluphezulu lufunyenwe, i-PLC iya kwenza i-alam evakalayo nebonakalayo kwaye iphazamise ukusebenza kwenkqubo.

Emva kokuphelisa i-alamu, cinezela iqhosha lokuqalisa inkqubo kwakhona, inkqubo iya kuphinda iqalise ukusebenza, kwaye iqalise ngokuzenzekelayo impompo yemitha ye-dosing kunye nempompo yoxinzelelo oluphezulu, kwaye uvule umnyango ovula kancinci wombane ngaxeshanye. Ukuba i-high-pressure side pressure ye-high-pressure-high-pressure iphezulu kunomda omiselweyo emva kokulibaziseka kwangaphambili, i-PLC iya kuthumela isignali ye-alamu kwaye imise ngokuzenzekelayo ukusebenza kompompo ophezulu kunye nepompo yokulinganisa, kwaye uvale ngokuzenzekelayo umnyango wokuvula umbane;
Ukuba i-high-voltage switch ibuyela kwisimo esinqanyuliweyo ngaphakathi koluhlu lokulibaziseka, i-PLC iya kukhansela ngokuzenzekelayo isignali yokufakwa kwe-high-voltage switch, kwaye inkqubo iya kungena kwisigaba sokusebenza esiqhelekileyo.

2. Ukuqalisa ngesandla kunye nokusebenza kwegumbi lokulawula isixhobo se-RO

Xa ukutshintshwa kokulawulwa kwempompo yoxinzelelo oluphezulu, ipompo yokulinganisa kunye nepompo yamanzi yokutshiza ifakwe kwindawo "ye-manual", izixhobo ezingentla zinokusetyenziswa kwigumbi lokulawula.

3. Ukuqaliswa kwencwadi ngesandla kunye nokusebenza kwesixhobo se-RO

Xa ukutshintshwa kolawulo lwempompo yoxinzelelo oluphezulu kunye nempompo yokulinganisa ikwindawo "yokucima", izixhobo ezingentla zinokuqaliswa ngesandla kwaye zisebenze kwisayithi.

Kwimeko nayiphi na into, ukusebenza kwesixhobo se-RO kunokumiswa ngoko nangoko ngokucinezela iqhosha lokumisa olungxamisekileyo lwenkqubo kwisixhobo solawulo sendawo.

4. Isixhobo se-RO simisiwe

Xa isixhobo se-RO siyeka ngokuzenzekelayo okanye umqhubi uyeka ngokucinezela iqhosha lokumisa inkqubo, ipompo yoxinzelelo oluphezulu luyayeka ukusebenza, ipompo yokulinganisa iyayeka ukugijima idibeneyo, kwaye umnyango wokuvula umbane wokuvula ngokukhawuleza kwi-high-pressure pump ivalwe ngokuzenzekelayo.

 

Ukuqaliswa kwesixhobo se-RO kunye nenkqubo yokusebenza

Ukubunjwa kwesixhobo kunye nenkqubo yokulawula ye-PLC inqunywe ngokweemfuno zenkqubo ye-RO yokusetyenziswa kunye nokulawula.

1. Ukutshintsha kwinqanaba lolwelo

Inika uphawu olusezantsi.

2. Imitha yokuhamba

Isalathiso sokuqukuqela okukhawulezileyo kunye nokuqukuqela kwexabiso elifunyenweyo.

3. imitha yokuqhuba

Umboniso wedijithali, kunye nexabiso eliphezulu lokukhupha i-alarm kunye ne-4 ~ 20mA imveliso yesignali yangoku.

4. pH Imitha

Umboniso wedijithali, kunye ne-pH ephezulu kunye ne-alarm esezantsi esetyenzisiweyo kunye neziphumo ze-4-20mA zangoku.