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Jan 06, 2026

Shiya umyalezo

Disadvantages Of Closed-Loop Cooling Systems

 

ukunqumla-umpompozeko uvaliwe{1}}inqaba yokupholisa yesekethe

Kwiinkqubo zokupholisa zoshishino, iukunqumla-umpompozeko uvaliwe{1}}inqaba yokupholisa yeseketheokwangoku lolona hlobo lusebenzayo ngokwemigaqo yokusebenza iyonke. Iyodlula lee imifuziselo yesintu efana-neenqaba zokupholisa zesekethe ezivulekileyo kunye{2}}neenqaba zokupholisa eziqukuqelayo kutshintshiselwano ngobushushu, ulawulo lokusetyenziswa kwamandla, ukusebenza kunye nokugcinwa kweendleko (O&M) kunye nokuziqhelanisa nokusingqongileyo. Olu hlobo lufaneleke ngokukodwa iimeko ezineemfuno ezingqongqo zokupholisa uzinzo kunye nokusebenza kakuhle kwamandla, kubandakanywa ukwenziwa ngokuchanekileyo, amaziko edatha, kunye namashishini amatsha amandla.

 

Ngokwembono yemithetho-siseko engundoqo yotshintshiselwano lobushushu, umnqamlezo-ukuhamba uvaliwe{1}}inqaba yokupholisa yesekethe yamkela"ukunqumla-ukuhamba komoya + ukujikeleza{2} okuvaliweyo{2}}kumjikelezo"uyilo: amanzi okupholisa ahamba ngaphakathi kwimibhobho yekhoyili etywiniweyo ngaphandle kokunxibelelana ngokuthe ngqo nomoya wangaphandle, ngelixa umoya wangaphandle udlula ngokuthe tye kwimibhobho yekhoyili kunye nomgangatho wamanzi wokutshiza, okwenza inkqubo yokutshintshiselana kobushushu ({1}}yegesi{1}}elulwelo{2}}oluqilima. Esi sakhiwo sonyusa izinga lokusetyenziswa kwendawo yokutshintshiselana kobushushu ngaphezu kwe-30%, kwaye umahluko weqondo lokushisa lokupholisa unokulawulwa ngokuzinzileyo ngaphakathi kwe-5-8 degree, eyona nto ingcono kakhulu kune-8-12 idigri yeenqaba zokupholisa zesekethe evulekileyo. Ngeli xesha, ujikelezo oluvaliweyo{11}}lusombulula ngokupheleleyo iingxaki zokukalwa, umhlwa, kunye nongcoliseko lomgangatho wamanzi olunxulunyaniswa{12} neenqaba zeesekethi ezivulekileyo. Umjikelo wokucoca wemibhobho ye-coil wandiswa ukuya kwiinyanga ezili-12, kunye nesantya sokutshintshela ubushushu obusebenzayo obungaphantsi kwe-5%. Ngokwahlukileyo,{17}}iindawo zeesekethi ezivulekileyo zinokufumana ukuthotywa kokutshintshiselana kobushushu ukuya kuthi ga kwi-20% phakathi kweenyanga ezintandathu ngenxa yokukalwa.

 

Closed-Circuit Cooling Tower Manufacturing Facility

 

 

Ngokokusebenza kakuhle kwamandla, umnqamlezo{0}}uvaleleka{1}}inqaba yokupholisa yesekethe ineengenelo ezibalaseleyo. Umnqamlezo - uyilo lokuqukuqela kunciphisa kakhulu i-static ilahleko yoxinzelelo lwefeni, kwaye inkxaso ephezulu -eguquguqukayo esebenzayo{5}}i-frequency fan igcina i-25% -30% yamandla ngaphezulu kwabalandeli be-counter counter yemveli{8}}iinqaba zokupholisa eziqukuqelayo. Ukongeza, le modeli inokulungelelanisa ngokuzenzekelayo isantya se-fan kunye nokuqala / ukumisa ipompo yokutshiza ngokomthwalo wangempela wokupholisa. I-coefficient of performance (COP) phantsi kweemeko zomthwalo ongaphelelanga inokufikelela ngaphezulu kwe-4.5, ngelixa i-COP yeenqaba zokupholisa zesekethe evulekileyo iqhele ukuba yi-2.8–3.2 kuphela. Ngesantya sokuhamba kwamanzi okupholisa kwe-1,000 m³/h, ukuqukuqela{17}}ukuhamba kuvaliwe{18}}inqaba yokupholisa yesekethe kunokonga ngaphezulu kwe-100,000 yeeyuan kumaxabiso ombane ngonyaka, ngokuthobela ngokupheleleyo ugcino lwamandla kunye neemfuno zokunciphisa usetyenziso kwicandelo loshishino.

 

Loaded Unit Photographs Closed-Circuit Cooling Tower Ready for Dispatch

 

Ngokwembono ye-O&M kunye nobomi benkonzo, -umqukuqelo ovaliweyo{1}}inqaba yokupholisa yesekethe inexabiso eliphantsi xa lilonke. Ukuvalwa-kujikelezo lwesekethe kunciphisa ukusetyenziswa kwemichiza yokucoca umgangatho wamanzi, ngexabiso lekhemikhali kuphela elibalelwa kwi-1/3 yaleyo{6}}yeenqaba ezivulekileyo zeesekethe. Ngexesha elifanayo, iipayipi ze-coil ezivaliweyo azikho umngcipheko wokuvala, ukunciphisa umsebenzi we-O & M nge-60%. Ubomi benkonzo obuyiliweyo besixhobo bunokufikelela kwiminyaka engama-20, nto leyo eyiminyaka eyi-8–10 ubude kunobo buvulekileyo{13}}iinqaba zeesekethe. Ukongeza,{15}}isakhiwo sayo sokuqukuqela sikhokelela kumphakamo osezantsi wenqaba, inciphisa imfuneko yendawo yofakelo ngama-25%, iyenza ifaneleke ngakumbi kuyilo oludityanisiweyo ngaphakathi kwiindibano zocweyo okanye kuphahla lwezindlu.

 

The Impact Of The Belt And Road Initiative On The Development Of Closed-Circuit Cooling Towers

 

Kufuneka kuqatshelwe ukuba ixabiso lokuqala lotyalo-mali lokuwela-lokuqukuqela okuvaliweyo{1}}kweenqaba zokupholisa zesekethe yi-15%–20% ngaphezulu kwaleyo -iinqaba zeesekethi ezivulekileyo. Nangona kunjalo, ngolondolozo kwiindleko zamandla kunye neendleko ze-O&M, utyalo-mali ludla ngokufunyanwa phakathi kweminyaka emi-2 ukuya kwemi-3. Kwiimeko ezilula zamashishini ezinomthwalo ophantsi kunye nothuli oluphezulu, iinqaba ezivulekileyo{9}}ziseseneendleko ezithile{10}}eziluncedo ezisebenzayo. Nangona kunjalo, ngokwembono{12}}yokusebenza kwexesha elide kunye nemfuno engundoqo{13}}yokupholisa ngobuchule obuphezulu, umnqamlezo{14}}umqukuqelo ovaliweyo{15}inqaba yokupholisa yesetyhula okwangoku lolona khetho lufanelekileyo kwindawo yoshishino.

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