Intshayelelo: Umngeni weMibhobho kwixesha le-AI
Ukupholisa ulwelo ngokukhawuleza kuba yindlela ebalulekileyo yokusombulula iingxaki zolawulo lobushushu kunye nokusebenza kakuhle kwamandla kwi-AI computing enoxinano oluphezulu. Amandla e-per-rack anyuke ukusuka kuluhlu lwemveli lwe-10-20 kW ukuya ngaphezulu kwe-50 kW, kunye nezinye iimeko ezinoxinano oluphezulu kakhulu ezidlula i-100 kW. Kwiinkqubo zokupholisa ulwelo olubandayo, imibhobho inomsebenzi ophambili wokuthutha kunye nokusasazwa kwe-coolant, kwaye ukukhethwa kwezinto zayo kuchaphazela ngokuthe ngqo ukuthembeka kwenkqubo ixesha elide, amaxesha okwakha, kunye neendleko zokusebenza.
Ubunzima bokukhetha izinto bukhule kakhulu njengoko iinkqubo zokupholisa ulwelo zitshintsha ukusuka kwiiluphu ezilula ezivaliweyo ukuya kwiindlela ezininzi zokwakha ezibandakanya izixhobo zokupholisa ezahlukeneyo, uluhlu lobushushu, kunye neemfuno zokusebenza. Isikhokelo soshishino seenkqubo zokupholisa ulwelo ngoku sibona izixhobo ezininzi eziphambili njengezixhobo ezifanelekileyo ezimanzisiweyo, ezixhasa ukwamkelwa ngokubanzi kwezisombululo zokusebenza okuphezulu kwizicelo zokupholisa iziko ledatha lesizukulwana esilandelayo.
Eli nqaku lihlola iindidi ezintathu eziphambili zezinto—iimetali, ii-elastomers, kunye neepolymers ezenziwe ngobunjineli—lihlalutya amandla azo, imida yazo, kunye neemeko ezifanelekileyo zokusetyenziswa ngokusekelwe kwindlela yobunjineli yangoku kunye nemigangatho emitsha.
Intsimbi Engagqwaliyo: Ihashe Elisebenzayo Lendabuko
Kutheni i-Stainless ihlala isisiseko
Iipayipi zentsimbi engagqwaliyo sele ziyindlela eqhelekileyo yokupholisa iziseko zophuhliso ngenxa yamandla ayo aphezulu olwakhiwo, ukumelana okuhle koxinzelelo, kunye nesiseko sobuchwepheshe esivuthiweyo. Kwipayipi yangaphakathi ye-CDU, i-316L isetyenziswa njengezixhobo ezisemgangathweni kwiintlobo ezininzi zezicelo eziqhelekileyo, ezihambelana kakuhle namanzi acocekileyo kunye nemixube yamanzi-glycol. Ubomi boyilo lwezixhobo zeminyaka engama-70-100 phantsi kweemeko zokusebenza eziqhelekileyo zenza ukuba zibe nomtsalane kwiziseko zophuhliso ezibalulekileyo.
Eli shishini liphuhlise imigangatho kunye neendlela ezibanzi malunga nemibhobho yentsimbi engagqwaliyo. I-ASME B31.3 ibonelela ngesakhelo soyilo, kunye neenkqubo zokuwelda ezifanelekileyo kwi-ASME IX okanye kwi-EN ISO 15614. Kwiindawo zokufaka i-hyperscale, malunga ne-90% yamalungu ahlanganiswe nge-orbital, ebonelela nge-welds eziphinda-phindayo, ezingena ngokupheleleyo, nezihlanjululwe ngegesi.
304 vs. 316L: Isigqibo sezinto eziphathekayo
Ukukhetha phakathi kwe-304 kunye ne-316L sisigqibo esibalulekileyo sobunjineli esinemiphumo yexesha elide. Kwizinto ezipholileyo zamanzi (amanzi, izisombululo ze-glycol), i-304 (06Cr19Ni10) icetyiswa ngokubanzi njengesiseko. Nangona kunjalo, kwiindawo eziqulethe i-chloride okanye i-fluorinated fluid/mineral oil media, i-316L (022Cr17Ni12Mo2) okanye iiklasi eziphezulu ziyafuneka.
Umahluko ubalulekile kuba nokuba ukungahambelani kwezinto ezincinci kunokukhokelela ekuwohlokeni kokusebenza ngenxa yokwakheka kwe-precipitate, ukuvela kwegesi, okanye ukubola komphezulu. Kwii-loops zokupholisa ezithe ngqo kwi-chip, apho ii-microchannels zibuthathaka kakhulu kungcoliseko lwamasuntswana, iziphumo zokuwohloka kwezinto zinokuba nzima.
Iindleko Ezifihlakeleyo Zeenkqubo Zesinyithi
Nangona inamandla, imibhobho yentsimbi engagqwaliyo inemida ebonakala ngakumbi xa kusetyenziswa izixhobo ezinoxinano olukhulu:
Umngcipheko wokugqwala nge-electrochemicalIseyeyona nto iphambili. Ukuxinana kwesinyithi xa kudityaniswe ixesha elide ne-coolant kunokubangela ukubola kwe-galvanic phakathi kweentsimbi ezahlukeneyo, kuqhubeke ukukhulula iinxalenye zesinyithi. Nje ukuba ezi ncam ezincinci zingene kwiindlela ezincinci ze-cold plate (ngesiqhelo kwisikali se-micrometer), zinokubangela ukuvaleka, zibeke emngciphekweni ukusebenza kakuhle kokusasazwa kobushushu okanye zonakalise iitships.
Ulwakhiwo olwandisiweyo kunye nemijikelo yokugunyazisaImele enye indleko ebalulekileyo. Ukuwelda kwindawo ethile kuyinkimbinkimbi kwaye kufuna ukucolwa kwe-asidi ende, ukuthululwa, kunye nokuhlanjwa emva kokuthungwa. Ulandelelwano oluqhelekileyo lokucoca nokuthunjwa ngaphambi kokuzaliswa kokuqala luquka ukucoca ngoomatshini, ukususa i-greaser nge-alkaline degreaser, ukucolwa ngomxube we-nitric/hydrofluoric acid, kunye nokuhlanjwa ngamanzi nge-DI.
Iingozi zokungcoliseka komhlabazidla ngokungathathelwa ngqalelo. Ityhubhu ye-304 okanye ye-316L esikiweyo, esitshisiweyo, kwaye sigcinwe kwindawo leyo ivelisa ungcoliseko lwentsimbi engaphezulu kunye nomaleko we-heat-tint kwi-weld nganye. Ukuba iluphu izaliswe ngamanzi e-DI kuloo meko, ezi ziba ziindawo zokuqala apho i-biofilm iya kukhula khona.
Ii-Elastomers: i-EPDM kunye ne-PTFE yoQhagamshelo oluguquguqukayo
I-EPDM: I-Workhorse Elastomer
Kwiinkqubo zokupholisa ulwelo olubandayo zamanzi kunye ne-glycol, i-EPDM (i-ethylene propylene diene monomer) yeyona ikhethwa kakhulu yi-elastomer. Iingenelo zayo eziphambili ziquka ukuguga okuhle kakhulu kunye nokumelana nokugqwala, ubushushu obusebenzayo buqhele ukuba phakathi kwe--40°C ukuya kwi-+120°C, kunye neendleko ezilawulekayo.
I-EPDM isetyenziswa kakhulu kwiintambo eziguquguqukayo, izitywini, kunye neepayipi apho kufuneka khona ukulungelelaniswa kokuhamba. Uvavanyo lokuhambelana kwezinto lubonise uzinzo lwe-EPDM kwii-coolants ezisetyenziswa rhoqo, lunciphisa umngcipheko wokuwohloka kwaye luqinisekisa uzinzo lweekhemikhali kwixesha elide lokusebenza. I-EPDM ephiliswe nge-peroxide icetyiswa ngokukodwa kwiinethiwekhi zolwelo lweziko ledatha, inika ukuqina okuphuculweyo xa kuthelekiswa neendidi eziphiliswe nge-sulfur.
I-PTFE: Isisombululo Sokusebenza Okuphezulu
Kwiindawo zolwelo olufakwe i-fluorinated, usetyenziso olusebenzisa amaqondo obushushu aphezulu, kunye neemfuno zobomi obude kwi-supercomputing kunye ne-high-density AI compute, i-PTFE (i-polytetrafluoroethylene) yeyona ndlela iqhelekileyo kushishino. Iipayipi zokupholisa ze-PTFE eziguquliweyo zinokusebenza ngokuzinzileyo kuluhlu olubanzi lwamaqondo obushushu ukusuka kwi--60°C ukuya kwi-+260°C, kunye nokonakala kancinci kokuguga kunye nobomi benkonzo obude.
I-FEP (i-fluorinated ethylene propylene), i-fluoropolymer enxulumene nayo, inika iingenelo ezongezelelweyo: uzinzo olugqwesileyo lweekhemikhali, indawo ephezulu yokunyibilika kunye namaqondo obushushu okusebenza ukusuka kwi--85°C ukuya kwi-200°C, kunye neempawu ezibalaseleyo zokufakelwa kombane. Isetyenziswa rhoqo ekupholiseni ulwelo olubandayo kwi-RCM-to-server.
Inzuzo ephambili yee-fluoropolymers ikukuzinza kwazo okumangalisayo kweekhemikhali. Ngaphandle kweendlela ezisabela ngayo kwizinto ze-fluorine kumaqondo obushushu aphezulu, ii-alkali metals ezinyibilikisiweyo, kunye ne-chlorine trifluoride, azinawo umhlwa xa zidibene nezinye iikhemikhali. Oku kuzenza zilungele ii-coolants ezinamandla kunye neemfuno zobomi obude.
IiPolymers Eziyinjineli: Indlela Yesithathu Ekhulayo
I-PVDF: Ukuqatshelwa okuphefumlelwe yi-OCP
Isiganeko esibalulekileyo ekwamkelweni kwe-polymer senzeke xa i-GF yafumana i-OCP Inspired recognition™ ngenxa ye-PVDF-based in-rack manifold yayo yokupholisa ulwelo ngqo kwi-chip—i-manifold yokuqala esekelwe kwi-polymer ukufumana olu lwazi ngaphakathi kwenkqubo ye-Open Compute Project.
I-PVDF manifold yenzelwe ukuxhasa iindawo ezifuna ulawulo lobushushu apho ubumsulwa be-coolant, ukumelana nokugqwala, kunye nokuthembeka kwexesha elide kubalulekile. Ngokungafaniyo nee-metallic manifolds eziqhelekileyo, isisombululo sisebenzisa uyilo lwe-polymer oluyilwe ukuxhasa ukusasazwa kokuhamba okufanayo kuzo zonke izibuko zokukhupha, ukunceda ukugcina ukusebenza kokupholisa okuzinzileyo nokuphindaphindwayo kuyo yonke i-rack. Ulwakhiwo lwe-PVDF olukhaphukhaphu lukwavumela ukusebenza okungenamhlwa kunye nokuhlanganiswa okulula ngokudibanisa okuguquguqukayo kunye neendlela zokufaka.
I-manifold nganye yenziwe ngokwezifiso ngokweemfuno ze-rack kunye nokupholisa ezilungiselelwe umthengi kwaye ivavanywa ngoxinzelelo lwe-100% ngaphambi kokuba ifike. Ingcamango ye-manifold sele iqinisekisiwe ngokusebenzisa ukusasazwa okuninzi kobungqina bengcamango kunye nokufakwa kweziko ledatha eliphilayo kulo lonke elaseMelika, eYurophu, nase-Asia-Pacific.
Kutheni iiNkqubo zePolymer Zifumana Ukutsala
Ityala lobunjineli bemibhobho yepolymer lidlula ngaphaya kokuqatshelwa kwe-OCP:
Ukusebenza okungenamhlwaIinkqubo zePolymer azinawo umngcipheko wokugqwala nge-electrochemical kwaye azikhuphi iinxalenye zesinyithi xa zisebenza ixesha elide, nto leyo enceda ekugcineni ucoceko lwe-coolant.
Ukunciphisa ubunzima: Iipayipi zepolymer zinokunciphisa ubunzima ngaphezu kwama-64% xa kuthelekiswa neenkqubo zentsimbi engagqwaliyo ezifanayo, nto leyo eququzelela ukuthuthwa kunye nokufakelwa kweemodyuli ezinkulu ezenziwe kwangaphambili.
Imiphezulu yangaphakathi ethambileyoIinkqubo zepolymer ezenziwe ngobunjineli zibonelela ngendawo yangaphakathi egudileyo enciphisa ungcoliseko kwaye inciphise ukuhla koxinzelelo.
Ukudibana kwamalungu okuncitshiswe ungcoliseko: Itekhnoloji yokuhlanganisa i-infrared ivumela amalungu akwinqanaba le-molecular ngaphandle kwezinto zokugcwalisa okanye iigesi zokuhlanganisa, isusa umngcipheko wongcoliseko. Ngokungafaniyo nokuhlanganisa intsimbi engagqwaliyo, efuna iinkcukacha zenkqubo yokuhlanganisa i-qualified welding (WPS) kunye nerekhodi yokufaneleka kwenkqubo (PQR), ukudibanisa i-IR kubonelela ngee-welds ezifanayo, ezingenaziphene ezinokungalingani okuncinci komntu.
Imida yeSicelo
Imibhobho yepolymer ayibekwanga endaweni yayo ngokupheleleyo imibhobho yesinyithi. Imida yokusebenza kufuneka imiselwe ngokweemeko zokusebenza:
| Imeko | Izinto ezicetyiswayo |
|---|---|
| Izinto zokupholisa amanzi, uxinzelelo oluqhelekileyo | Intsimbi engagqwaliyo engu-304 okanye enye indlela ye-polymer |
| Iindawo eziqulethe i-chloride | Intsimbi engenasici 316L |
| Ucoceko oluphezulu, izicelo ezibalulekileyo zokugqwala | Iinkqubo ze-polymer ze-PVDF |
| Uqhagamshelo oluguquguqukayo, ubushushu obuphakathi | I-EPDM |
| Ulwelo olunobushushu obuphezulu, ubushushu obuphezulu | I-PTFE/FEP |
| Iimeko ezirhabaxa kakhulu | I-Titanium okanye i-SMO254 |
Umgaqo wokuHlanganisa izinto eziMaleko
Indlela yokusebenza yangoku kushishino ilandela indlela yokufanisa izinto ezahlukeneyo, iqonda ukuba amanqanaba ahlukeneyo eenkqubo zokupholisa ulwelo aneemeko zokusebenza ezahlukeneyo kunye neemfuno zokusebenza:
Icala eliphambili (elomileyo ukuya kwi-CDU): Ibeka phambili ukumelana noxinzelelo kunye nokuthuthwa komgama omde. I-HDPE/PE100 isetyenziswa ngakumbi kunye nentsimbi engagqwaliyo ngenxa yetekhnoloji yayo yokuwelda elula nekhulileyo.
Icala lesibini (i-CDU ukuya kwi-rack): Ibeka phambili ucoceko kunye nokuzinza kobushushu. Iinkqubo ezisekwe kwi-PROGEF PP-H kunye ne-PVDF ziyasetyenziswa ngenxa yokusebenza kwazo okungenamhlwa kunye nemiphezulu yangaphakathi egudileyo.
I-rack manifold: Ibeka phambili ukuthintela ilangatye kunye nokusasazwa ngokuchanekileyo. Ii-manifold ze-PVDF zibonakalise ukusasazwa kokuhamba okulinganayo kuzo zonke izibuko zokukhupha.
Umkhwa wokwamkelwa kwepolymer uqiniswa yinkxaso ekhulayo ye-OCP ecosystem yeziseko zophuhliso zokupholisa ulwelo ezinokusebenzisana kunye nabathengisi abaninzi ngokusebenzisa iindlela ezimiselweyo kunye neendlela eziqinisekisiweyo zezinto. Isikhokelo soshishino siqaphela iipolymers ezininzi eziphambili njengezixhobo ezifanelekileyo ezimanzisiweyo, ezixhasa ukwamkelwa ngokubanzi kwezobuchwepheshe bepolymer ezisebenzayo eziphezulu ekupholiseni iziko ledatha lesizukulwana esilandelayo.
Isiphelo
Ukukhetha izinto zokupholisa ulwelo akusekho lukhetho lulula phakathi kweentsimbi nezinye iindlela. Iphalethi yezinto ezikhulayo—ukusuka kwintsimbi engatyiwayo (304, 316L) ukuya kwi-elastomers (EPDM, PTFE, FEP) ukuya kwi-polymers ezilungisiweyo (PVDF, HDPE, PP-H)—ibonelela iinjineli ngeendlela zokukhetha ezifanelekileyo zokuhambelana neemfuno ezithile zokusebenza kunye neemeko zokusebenza.
Eyona nto ibalulekileyo kukuqonda ukuba akukho nto inye ifanelekileyo kuzo zonke izicelo. Ukuqatshelwa kwe-PVDF manifolds ephefumlelwe yi-OCP kubonisa ukuxhaswa okubalulekileyo kwezisombululo ze-polymer kushishino, kodwa iinkqubo zesinyithi zihlala zibalulekile kwiindawo ezinoxinzelelo oluphezulu, ubushushu obuphezulu, kunye nobundlobongela beekhemikhali. Ikamva lisenokwenzeka ukuba lilele kwiindlela ezixutyiweyo ezidibanisa amandla odidi ngalunye lwezinto, ezisetyenziswa ngokweemfuno ezithile zenqanaba ngalinye ngaphakathi koyilo lokupholisa ulwelo.
Ixesha lokuthumela: Agasti-21-2026