Iingcebiso zokuSetyenziswa kweSpiral Heat Exchanger: Amanqaku aphambili okusebenza ngokufanelekileyo

Jul 23, 2025 Shiya umyalezo

Abatshintshi bobushushu bomoya, kunye nesakhiwo sabo esibambeneyo kunye nokusebenza kakuhle kokudluliselwa kobushushu, zisetyenziswa kakhulu kumacandelo ekhemikhali, amayeza, kunye namandla. Ukufezekisa ngokupheleleyo iingenelo zabo zokusebenza, ukulawula ezi zindlela ziphambili zokusetyenziswa kubalulekile:

 

1. Ukuphucula ukusasazwa kolwelo

Ukusasazwa kolwelo olungalinganiyo ngaphakathi kumjelo ojikelezayo kunokukhokelela ekulinganisweni kwendawo okanye ukonyuka kokumelana ne-thermal. Kuyacetyiswa ukuba kufakwe ipleyiti yesikhokelo kwindawo yokungena ukuqinisekisa ukuhamba ngokulinganayo kwawo omabini amajelo osasazo kumjelo ojikelezayo. Kwi{2}}i-viscosity fluids ephezulu, i-inlet flow velocity inokunyuswa ngokufanelekileyo (kucetyiswa nge-0.5-1.2 m/s) ukuphepha iindawo ezifileyo. Imizekelo esebenzayo ibonisa ukuba ukuhanjiswa kolwelo olufanelekileyo kunokuphucula ukusebenza kakuhle kokudluliselwa kobushushu nge-15% -20%.

 

2. Ulawulo oluhlukileyo lobushushu kunye noThintelo lwesikali

Esi sixhobo silungele ukusebenza ngokuhluka kobushushu obungaphantsi okanye obulingana ne-50 degree. Ukwahluka kobushushu obugqithisileyo kunokubangela lula uxinzelelo lwe-thermal kunye ne-deformation. Xa uphethe i-scaling{3}}imidiya eqhelekileyo, kuyacetyiswa ukuba kugcinwe isantya sokuhamba kwe-Greater than or kulingana ne-0.8 m/s (yeenkqubo zamanzi) okanye Enkulu kuno okanye ilingana ne-0.3 m/s (yeenkqubo ze-oyile) ukunqanda ukubekwa kwesikali ngokugungxulwa ngoomatshini. Ukucoca rhoqo umjikelo we-5% we-citric acid (kwi-60-70℃kwiiyure ezi-2) kunokubuyisela ukusebenza kakuhle kokutshintshiselana kobushushu ngaphezu kwe-85%.

 

3. Uxinzelelo lwe-Balance Maintenance

Umthamo woxinzelelo lwepleyiti eyi-spiral ngokuqhelekileyo yi-0.6-1.0 MPa. Ukwahlukana koxinzelelo kwipleyiti kufuneka kubekwe esweni ngokungqongqo ngexesha lokusebenza. Ukuba idlula ixabiso loyilo lwe-0.3 MPa, ukukhululeka koxinzelelo lwe-bypass kufuneka kusebenze ngokukhawuleza. Ngexesha elongeziweyo lokungasebenzi, kucetyiswa ukuba kuhlanjululwe imidiya eshiyekileyo ngomoya ocinezelweyo kwaye ugcine uxinzelelo oluncinci (0.02-0.05 MPa) ukukhusela i-oxidation corrosion.

 

4. Ukuziqhelanisa neeMeko zokuSebenza eziZodwa

Xa uphethe i-corrosive media, i-316L yensimbi engenasici okanye i-titanium spiral plates ikhethwa, kwaye i-welds kufuneka ihlolwe i-PT. Kumanzi anokutsha kunye nokuqhuma, inkqubo yokukhusela i-nitrogen kunye ne-electrostatic grounding kufuneka ifakwe ukuqinisekisa ukusebenza okukhuselekileyo.

Ukuba nobuchule obu buchule kunokwandisa ubomi bomjikijelo wobushushu nge-3-iminyaka emi-5 kwaye kucuthwe ukusetyenziswa kwamandla nge-10-15%. Ukurekhoda rhoqo iiparitha zokusebenza (ezifana nokuhluka kweqondo lokushisa lokungena kunye nokuphuma, utshintsho lokunciphisa uxinzelelo) kunye nokuseka iifayile zokugcinwa kweendlela ezibalulekileyo zokuqinisekisa ukusebenza kwexesha elide kunye nokusebenza kakuhle.