Yakakosha sarudzo mapoinzi mune reverse osmosis control system dhizaini

Seimwe yeakakosha matekinoroji mumunda wekurapwa kwemvura mumaindasitiri, reverse osmosis (RO) tekinoroji yakashandiswa zvakanyanya mukugadzirira-kuchena kwemvura, kushandiswazve kwemvura yetsvina uye kuchenesa mvura yegungwa mumaindasitiri emagetsi, emakemikari, emishonga, uye emagetsi. Dhizaini yayo yepakati control system yakanangana neiyo sisitimu kushanda zvakanaka, simba rekushandisa nhanho uye hupenyu hwemidziyo.

 

Cooperative Control ye Preprocessing Systems

Iyo reverse osmosis membrane inonzwisisa kunaka kwemvura ine simba uye inoda kufanogadziriswa pamatanho akawanda (sejecha kusefa, activated kabhoni adsorption, uye ultrafiltration) kubvisa zvinosvibisa zvakaita seyakamiswa solids, colloids, uye organic zvinhu. Iyo control system inofanirwa kuita:

1. Multi-level process yekubatanidza

Dynamically gadzirisa iyo coagulant dosage, backwash frequency uye filtration iko kuenderana nemhando yemvura mbishi;

2. SDI (kusvibiswa indekisi) online yekutarisa:

Yechokwadi-nguva mhinduro yepretreatment mhedzisiro kuburikidza ne turbidity metres uye particle counters kudzivirira kuvhara kwe membrane zvikamu;

3. Kugadziriswa kwepH Kugadziriswa

Gadzirisa huwandu hweasidhi yakawedzerwa zvichienderana nealkalinity yemvura sosi kudzora njodzi yekuyera uye kuderedza reagents kushandiswa.

 

Dynamic kuenzanirana kwepombi yepamusoro yekumanikidza uye kudzora kudzvinyirira

Iyo yakakosha kutyaira simba re RO system inobva kune yakakwirira-kudzvanywa pombi. Iyo control system inoda kugadzirisa:

1. Frequency kutendeuka kumhanya kudzora

Iyo pombi yekumhanyisa inogadziriswa neiyo frequency converter kuti ienderane nekuyerera kwemvura kudiwa uye kuderedza kukanganiswa kwekutanga-kumira;

2. Kudzvinyirira kuenzanisa pakati pezvikamu

Mu-multi-stage RO system, pressure sensor + electric regulating valve inoshandiswa kugadzirisa kusiyana kwepakati pakati pezvikamu (kazhinji zvinodzorwa pa 0.2-0.3 MPa);

3. Kugadziriswa kwepH Kugadziriswa

Mumamiriro ezvinhu ekubvisa mvura yegungwa, turbocharger kana pressure exchanger (PX) inogona kushandiswa kudzoreredza simba remvura yakadzika, ichideredza kushandiswa kwesimba neinopfuura 30%.

 

Maitiro anodiwa ezviridzwa uye kutonga kwechirongwa panguva yeRO system kushanda

1. Kugadziriswa kwedosi

Chiyero chacho chinogadziriswa neproportional adjustment mechanism, iyo inogadzirisa pombi yemamita kuti iite proportional dosing zvichienderana nechiratidzo kubva pamvura inoyerera.

2. Liquid level gauge

Bhokisi re metering rakashongedzerwa ne-on-saiti fluid level gauge uye yakaderera mvura level alarm chiratidzo kuti ive nechokwadi chekuti dosing process haizokanganiswe nekuda kwekushaikwa kwemushonga mutangi remvura.

3. Dashboard yekupa mvura

Kune pane-saiti yekupa mvura yemidziyo pani, iyo ine yekuyerera chiratidzo uye kuyerera kuunganidza mita, conductivity mita, pH kukosha chiratidzo. Mukuwedzera, zviratidzo zveparameter zvinotumirwa nemvura yekumanikidza mita, kuyerera kwemamita, conductivity mita uye pH mita inotumirwa kukamuri yepakati yekutonga kuti irambe ichirekodhwa; panguva imwecheteyo, chiratidzo chinotumirwa nemamita ekuyerera chinodzora metering pombi kune dosing muchiyero; iyo yakakwirira uye yakaderera maaramu masaini anotumirwa ne pH mita anotumirwa kune yepakati control room kune alarm.

4. Security Sefa

Iyo yekupinza uye yekubuda kweyekuchengetedza sefa yakashongedzerwa nekumanikidza zviratidzo. Kana iyo inlet uye yekubuda yekumanikidza musiyano weyekuchengetedza sefa inosvika kukosha kweseti kana kumhanya kweimwe nguva yenguva, iyo sefa chinhu chinoda kutsiviwa.

5. High pressure pump switch

Iyo inopinza uye yekubuda mativi epombi yepamusoro-yekumanikidza yakashongedzerwa yakaderera-kudzvanywa uye yakakwirira-kudzvanya switch zvichiteerana. Kana iyo inlet kudzvinyirira kwepombi yepamusoro-soro yakaderera kudarika kukosha kwemuganhu, mhepo yakadzika-inoputika yakavharwa uye inotumira chiratidzo kuPLC, iyo inotyisa uye inomira pakarepo kushanda kwepombi yepamusoro-soro; apo kubuda kwekubuda kwepombi yepamusoro-soro yakakwirira kudarika kukosha kwemuganhu, iyo-high-pressure switch yakavharwa uye inotumira chiratidzo kuPLC. Mushure meimwe kunonoka, kana dzvinyiriro padivi repamusoro-kudzvanya pombi ichiri yakakwira kupfuura kukosha kwemuganho, iyo PLC inoburitsa alarm uye inomisa otomatiki kushanda kwepombi yepamusoro-yekumanikidza. Kana iyo yepamusoro-yekudzvanya switch ichidzokera kune yakadimburwa mamiriro mukati mekunonoka renji, iyo PLC inodzima inodzima chiratidzo chekuisa.

6. High pressure pump yemagetsi inononoka gonhi kuvhurwa

Kubuda kwepombi yepamusoro-soro yakashongedzerwa nemagetsi anononoka-kuvhura gonhi. Mushure mokunge pombi yepamusoro-soro yatangwa, gonhi rinononoka-kuzarura rinotanga zvishoma nezvishoma kuti rive nechokwadi chokuti RO membrane element haina kukuvadzwa nenyundo yemvura. Kana gonhi rinononoka-kuzarura rinokundikana uye rinokundikana kuzarura mukati menguva yakatarwa, kubuda kwepombi yepombi yepamusoro-soro inowedzera, iyo inoshandura inobudisa chiratidzo chearamu uye inomira pakarepo kushanda kwepombi yepamusoro-soro kuburikidza nePLC. Imwe neimwe RO mudziyo wakashongedzerwa ne-pa-saiti chiridzwa pani, pane inoiswa yekuyerera mita yeRO nhanho 1, nhanho 2 yechigadzirwa mvura, uye dhiraivha (kuyerera uye kuwedzera kuyerera kukosha kwekuratidzira), uye chigadzirwa mvura conductivity mita.

7. Chirongwa chekudzora zvinodiwa

Iyo parameter masaini anotumirwa nemamita ekuyerera uye conductivity mita inotumirwa kukamuri yepakati yekudzora yekuenderera kurekodha, uye ine yakakwirira conductivity kukosha alarm. Iyo pani yepanzvimbo yakashongedzerwa ne-high-pressure pombi kutanga uye kumisa mabhatani uye zviratidzo zvemwenje, masisitimu ekumisa mabhatani echimbichimbi uye zviratidzo zvemwenje, uye emagetsi anononoka kuvhura gonhi nekuvhara mabhatani uye chiratidzo chemwenje.

8. RO dial

Imwe neimwe RO mudziyo wakashongedzerwa ne-on-saiti yekumanikidza gauge pani, pane iyo yakaiswa RO yekutanga-nhanho yekupinza mvura, yechipiri-nhanho yekupinza mvura uye yekuburitsa kumanikidza zviratidzo.

9. Central control panel

Iyo yepakati control panel ine matatu-chinzvimbo chekushandisa switch (imwe otomatiki, imwe yakadzimwa, imwe bhuku) ye-high-pressure pombi, metering pombi, uye inoyerera mvura pombi, pamwe nehurongwa hwekutanga nekumisa mabhatani, ayo anogona kuona otomatiki yekutanga kudzora kamuri kure kure uye emuno mashandisirwo emabasa ezvishandiso zviri pamusoro. Kana iyo matatu-nzvimbo switch ichishandurwa kune "otomatiki" chinzvimbo, zviri pamusoro apa hazvigone kushandiswa munharaunda.

 

RO mudziyo kutanga uye maitiro ekushanda

1. Kutanga uye kushanda kweRO mudziyo chirongwa

Kutanga, isa zvigadziriso zvepombi yepamusoro-yekudzvanya uye metering pombi mu "otomatiki" chinzvimbo, uye wobva washandisa bhatani rekutanga chirongwa chega rega RO mudziyo. Panguva ino, iyo programmable logic controller (PLC) inozoona otomatiki mwero wemvura yemabhokisi ese emita uye kudzvanywa kuri padivi rekupinza repombi yepamusoro-soro zvinoenderana nechirongwa chakagadzwa. Kana "yakaderera" nhanho yemvura kana "yakaderera" dzvinyiriro padivi rekupinza repombi yepamusoro-inomanikidza ikaonekwa, iyo PLC ichaita inonzwika uye inooneka alarm uye kukanganisa chirongwa chechirongwa.

Mushure mekubvisa alarm, dzvanya bhatani rekutanga chirongwa zvakare, chirongwa chinotangazve kushanda, uye otomatiki tanga dosing metering pombi uye yakanyanya-kudzvanywa pombi, uye vhura yemagetsi inononoka-kuvhura gonhi panguva imwe chete. Kana iyo yepamusoro-yepamusoro-yepamusoro-soro yepombi yepombi ichiri yakakwirira kudarika chikumbaridzo chakaiswa mushure mekugadzirisa kunonoka, PLC ichatumira chiratidzo chearamu uye inomira pakarepo kushanda kwepombi yepamusoro-soro uye pombi yemamita, uye inovhara pakarepo musuo wemagetsi unononoka;
Kana iyo yakakwira-voltage switch ichidzokera kune yakabviswa mamiriro mukati meyekunonoka renji, iyo PLC inozodzima iyo yakakwira-voltage switch yekuisa chiratidzo, uye sisitimu inozopinda mune yakajairika danho rekushanda.

2. Manual kutanga-up uye kushanda kweRO mudziyo wekudzora mukamuri

Kana iyo yekudzora switch yepombi yepamusoro-inomanikidza, metering pombi uye yekupuruzira pombi yemvura yakaiswa mu "manual" chinzvimbo, iyo iri pamusoro inogona kushandiswa mukamuri yekudzora.

3. Pa-saiti bhuku rekutanga-up uye kushanda kweRO mudziyo

Kana iyo yekudzora switch yepombi yepamusoro-yekumanikidza uye metering pombi iri mu "off" chinzvimbo, zviri pamusoro apa zvinogona kutangwa nemaoko uye kushanda panzvimbo.

Chero zvazvingava, kushanda kweRO mudziyo kunogona kumiswa nekukasira nekudzvanya bhatani rekumisa emergency system pane chiridzwa chenzvimbo.

4. RO mudziyo wakamira

Kana iyo RO mudziyo inomira otomatiki kana opareta anomira nekudzvanya bhatani rekumisa chirongwa, iyo yepamusoro-inomanikidza pombi inomira ichimhanya, iyo metering pombi inomira ichimhanya yakavharirwa, uye yemagetsi inononoka-kuvhura gonhi pa-high-pressure pombi yekubuda inovharwa otomatiki.

 

RO mudziyo kutanga uye maitiro ekushanda

Kuumbwa kwechiridzwa uye PLC control system inotemerwa zvinoenderana nezvinodiwa zveRO system yezviridzwa uye kutonga.

1. Liquid level switch

Inopa chiratidzo chakaderera.

2. Flow Meter

Pakarepo kuyerera kunoratidza uye kuyerera kwakaunganidzwa kukosha kwekuratidzira.

3. Conductivity mita

Dhijitari kuratidzwa, ine yakakwirira conductivity kukosha kwearamu kubuda uye 4 ~ 20mA ikozvino chiratidzo chekubuda.

4. pH Meter

Dhijitari kuratidzwa, ine mushandisi-yakagadzika pH yakakwira uye yakaderera alarm inobuda uye 4-20mA yazvino chiratidzo chekubuda.