Raws li qhov siab -kev ua tau zoo ntawm kev hloov hluav taws xob thiab kev tso dej txias nruab nrab, Perfluoropolyether (PFPE) cov txheej txheem kev qhia ncaj qha txiav txim siab nws qhov kev siv tau thiab kev ntseeg tau hauv cov xwm txheej xws li cov chaw zov me nyuam, cov khoom siv hluav taws xob, thiab cov khoom lag luam siab - kawg. Hauv qab no yog cov kev qhia tseem ceeb thiab lawv cov yam ntxwv ntawm kev ua tau zoo, qhia nrog cov xwm txheej ntawm peb cov PFPE JX thiab JHT series:
I. Thermal Performance Indicators
1. Thermal conductivity
- Txhais: Tus nqi ntawm tshav kub hloov mus los ntawm ib cheeb tsam ntawm ib chav tsev nyob rau hauv ib chav tsev kub gradient, chav tsev: W / (mK).
- Kev ua tau zoo sib xws: Ncaj qha txiav txim siab ua kom sov dissipation efficiency. Tus nqi siab dua txhais tau tias kev hloov pauv sai dua, ua rau nws tsim nyog rau kev ua kom txias siab - cov khoom siv hluav taws xob ceev (xws li GPUs, supercomputing chips).
- Daim ntawv thov cuam tshuam: Peb cov PFPE JHT & JX series muaj cov thermal conductivity ntawm kwv yees li 0.065\\W / (mK), sib npaug rau Solvay's GARDEN HT series, ua tau raws li cov kev xav tau ntawm cov cua sov kom zoo ntawm cov cua sov hloov thiab ib zaug -theem immersion txias.
2. Boiling Point
- Txhais: Qhov kub ntawm cov kua boils nyob rau hauv tus qauv atmospheric siab, chav tsev:℃.
- Kev ua tau zoo sib xws: A core indicator for classifying cooling technology routes. - High boiling point (>150℃): Haum rau ib zaug -theem immersion txias, tsis txhob ua kua volatilization, txo cov ntim ntim, thiab txo cov nqi ua haujlwm; - Nruab nrab- qis boiling point (40-100 degree): Tsim nyog rau ob-theem immersion txias, siv latent cua sov ntawm vaporization kom sai nqus cua sov, txhim kho tshav kub dissipation efficiency ob peb zaug.
- Daim ntawv thov cuam tshuam: Peb PFPE JHT & JX series npog qhov kub ntawm qhov kub ntawm 130-270 degree, tso cai rau kev xaiv yooj yim raws li cov ntaub ntawv chaw fais fab tuag.
3. Ncuav Point
- Txhais: Qhov ntsuas kub qis tshaj plaws uas cov kua muaj peev xwm tswj tau qhov fluidity, chav tsev: degree.
- Kev ua tau zoo sib xws: Txiav txim siab hloov mus rau qhov qis - qhov kub thiab txias. Qhov qis qis qis ua rau cov kua dej txias tuaj yeem nyob hauv thaj tsam alpine (piv txwv li, ntug cov ntaub ntawv chaw nyob ntawm -40 degree) yam tsis muaj khoom siv ua ntej.
- Daim ntawv thov cuam tshuam: Peb PFPE JX series muaj qhov dej ntws qis li -80 degree, yoog raws li kev xav tau xa mus rau thaj chaw huab cua sib txawv thoob ntiaj teb.
4. Tshwj xeeb kub muaj peev xwm
- Txhais: Tus nqi ntawm cov cua sov yuav tsum tau nce qhov kub ntawm ib chav tsev loj ntawm cov khoom los ntawm 1 degree, unit: J / (kg.K).
- Kev ua tau zoo sib xws: Lub peev xwm ua kom sov siab dua txhais tau tias cov kua dej txias tuaj yeem nqa cov cua sov ntau dua rau ib chav tsev ntim, txo qhov kev xav tau ntawm kev khiav dej num, txo cov twj siv hluav taws xob, thiab txhim kho cov ntaub ntawv chaw tus nqi PUE.
II. Chemical Stability Indicators
1. Chemical Inertness
- Txhais: Reactivity nrog hlau, yas, roj hmab, thiab lwm yam ntaub ntawv, xyuas los ntawm corrosion tests thiab compatibility tests.
- Kev ua tau zoo sib xws: Tiv thaiv cov kua dej txias los ntawm kev cuam tshuam nrog cov khoom siv rau cov khoom siv (tooj liab, txhuas, epoxy resin), tsis txhob muaj cov kav dej xeb, cov khoom siv luv luv, lossis kev laus. Vim yog lub zog siab heev ntawm C-F daim ntawv cog lus nyob rau hauv nws cov molecules, PFPE tsis tshua hnov mob nrog tej yam tshuaj.
- Daim ntawv thov cuam tshuam: Peb JX series tau dhau qhov kev sib tw nrog cov neeg siv khoom lag luam loj, nrog rau kev pab cuam lub neej ntau dua 15 xyoo.
2. Thermal stability
- Txhais: Lub peev xwm los tswj cov qauv tshuaj ruaj khov yam tsis muaj kev puas tsuaj nyob rau hauv siab - qhov kub thiab txias, feem ntau ntsuas los ntawm thermal decomposition kub.
- Kev ua tau zoo sib xws: Lub thermal decomposition kub ntau dua txhais tau hais tias kev ua siab ntev zoo dua rau kev hloov pauv siab - qhov kub thiab txias ntawm cov chips (xws li GPU overclocking). Cov khoom decomposition yuav tsis tsim cov tshuaj acidic lossis cov pa phem, zam kev puas tsuaj rau cov khoom siv.
- Daim ntawv thov cuam tshuam: The thermal decomposition temperature of PFPE is generally >300 degree, deb tshaj qhov kev khiav hauj lwm kub ntawm cov ntaub ntawv chaw khoom (<100℃).
3. Volatility
- Txhais: Lub volatilization tus nqi ntawm cov kua nyob rau hauv chav tsev kub, qhia los ntawm vapor siab los yog poob tus nqi.
- Kev ua tau zoo sib xws: Tsawg volatility ua rau poob qis ntawm cov dej txias thaum lub sijhawm ua haujlwm ntev -, nrog rau txhua xyoo ntxiv ntim tswj tau li ntawm 1%, txo cov nqi ua haujlwm thiab ib puag ncig siab.
III. Hluav taws xob Performance Indicator
1. Kev tawg hluav taws xob
-Txhais: Qhov hluav taws xob tseem ceeb ntawm qhov nruab nrab insulating tawg thiab ua hluav taws xob, chav tsev: k V.
- Kev ua tau zoo sib xws: Txiav txim siab qhov kev nyab xeeb sab saud ntawm cov kua dej txias hauv qhov dej txias. Ib qho hluav taws xob tawg ntau dua kom tsis txhob luv luv - Circuit Court txaus ntshai tshwm sim los ntawm cov kua dej los yog cov khoom sib cuag.
- Daim ntawv thov cuam tshuam: Peb PFPE JHT & JX series muaj qhov tawg voltage Ntau dua lossis sib npaug ntawm 40kV, deb tshaj qhov kev nyab xeeb ntawm cov txheej txheem immersion txias (Ntau dua lossis sib npaug rau 25kV).
2. Volume Resistivity
- TxhaisLub peev xwm ntawm cov khoom siv los tiv thaiv tam sim no, chav tsev: Ω⋅cm.
- Kev ua tau zoo sib xws: Ntau dua ntim resistivity qhia tau zoo dua rwb thaiv tsev. Lub ntim resistivity ntawm peb PFPE feem ntau yog ntau dua los yog sib npaug rau 1X1015Ω⋅cm, kom ntseeg tau tias tsis muaj qhov txaus ntshai thaum nyob rau hauv kev sib cuag nrog cov khoom nyob.
IV. Rheological Performance Indicator
Kinematic viscosity
- Txhais: Qhov dej tsis kam ntawm cov kua hauv qab lub ntiajteb txawj nqus, chav tsev: cSt (mm² / s), feem ntau kuaj ntawm 25℃.
- Kev ua tau zoo sib xws: Tsawg viscosity txhais tau tias zoo dua fluidity ntawm cov kua txias thiab qis zog noj ntawm circulating twj. Tsawg viscosity kuj txo cov residue ntawm cov khoom siv, yooj yim txij nkawm thiab tu.
- Daim ntawv thov cuam tshuam: Lub kinematic viscosity ntawm peb cov PFPE JHT series ntawm 25℃tsuas yog 1.0-5.0 cSt, 50% qis dua li cov roj ntxhia ib txwm muaj, txo qis zog ntawm cov phaj txias / immersion systems.
V. Environmental and Safety Indicators
1. Ntiaj teb no Warming Potential (GWP)
- Txhais: Ib qho kev ntsuas ntawm qhov cuam tshuam ntawm tsev cog khoom gases rau lub ntiaj teb sov sov, benchmarked tiv thaiv CO₂ (GWP=1).
- Kev ua tau zoo sib xws: Tus nqi qis GWP zoo dua ua raws li kev cai thoob ntiaj teb ib puag ncig (xws li EU F-Kev Cai Roj). High-PFPE zoo muaj GWP<10, far lower than some hydrofluoroether (HFE) cooling fluids.
2. Flammability
- Txhais: Kev ntsuas nplaim hluav taws xob tau txiav txim siab los ntawm cov qauv ntsuas xws li UL 94.
- Kev ua tau zoo sib xws: PFPE roj yog cov kua uas tsis yog- nplaim taws retardancy ntsuas ntawm UL 94 V-0. Nws tsis hlawv lossis tsim cov pa phem nyob rau hauv siab - qhov kub thiab qhov chaw qhib nplaim taws, ua kom muaj kev nyab xeeb ntawm hluav taws hauv cov ntaub ntawv.
Nrhiav rau lub zoo meej txias tov? Peb nyob ntawm no los pab.
Los ntawm kev txhim khu kev qha cov tub yees rau cov fluorinated hluav taws xob ua kom txias txias, peb muab ntau yam khoom kom tau raws li koj xav tau.
Yog tias koj xav kawm ntxiv, thov koj xav tiv tauj rau -peb zoo siab los muab MSDS, TDS, lossis cov nqe lus hais txog kev cai txhua lub sijhawm.
Peb qhov chaw nyob
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