Ka lebaka la katoloso e potlakileng ea litlhoko tsa matla a k'homphieutha ea AI, tlhoko ea li-cooler tsa micro-thermoelectric (Micro-TECs) e eketsehile haholo ka 2026. Ha litsi tsa data tse tsamaisoang ke AI li ntse li itšetleha haholo ka likhokahano tsa optical tse nang le bandwidth e phahameng, mashome a likete a li-module tsa optical ka setsi joale a fetisa bongata bo boholo ba data ka lebelo le batlang le khanya. Kholo ena e thehiloe haholo liphephetsong tse ntseng li eketseha tsa taolo ea mocheso tse amanang le ho ntlafatsa bongata ba li-compute—haholo-holo meralong ea motheo ea AI—moo taolo e nepahetseng ea mocheso e fetohileng ea bohlokoa bakeng sa ts'epo ea sistimi, botšepehi ba lets'oao, le bophelo bo bolelele ba sesebelisoa. Liphephetso tsena li hlaha libakeng tse 'ne tsa bohlokoa tsa ts'ebeliso:
1. Phetiso ea mokokotlo oa nako e telele: Li-module tsa optical tsa Dense wavelength division multiplexing (DWDM) optical—tse khonang ho nka sebaka sa phetiso se fetang 80 km—li hloka li-Micro-TEC (li-module tsa micro thermoelectric, li-module tsa Micro peltier) ho boloka botsitso ba mocheso oa laser diode ka har'a mamello e tiileng, ka hona li thibela ho sisinyeha ha wavelength le ho netefatsa ho arohana ha likanale tsa spectral marangrang a mantlha.
2. Litsi tsa data tse sebetsang hantle: Lihlopheng tsa koetliso ea AI le lits'ebeletsong tsa khomphutha ea maru, lipotoloho tse kopantsoeng tsa photonic tse nang le kopanyo e phahameng (li-PIC) li hlahisa phallo e kholo ea mocheso e fumanehang sebakeng seo. Li-Micro-TEC, mojule oa ho pholisa oa Micro thermoelectric, likarolo tsa Micro peltier li fana ka taolo ea mocheso e matla, ea nako ea sebele ho boloka mocheso o motle oa ts'ebetso bakeng sa litsamaiso tse nyane tsa khomphutha le tsa khokahano.
3. Meralo ea motheo ea puisano ea 5G/6G: Liteishene tsa motheo tsa kantle li sebetsa tlas'a liphetoho tse feteletseng tsa mocheso o potolohileng (mohlala, −40 °C ho isa ho +85 °C). Li-Micro-TEC, lisebelisoa tsa Micro peltier, li-cooler tsa micro-peltier li nolofalletsa taolo ea mocheso o potolohileng mahlakoreng a mabeli—ho pholisa nakong ea mocheso o potolohileng o phahameng le ho futhumatsa nakong ea maemo a ka tlase ho zero—ho netefatsa ts'ebetso ea module ea optical e sa sitisoeng libakeng tsohle tsa ts'ebetso.
4. Litsamaiso tsa puisano tse lumellanang tsa optical: Marangrang a faeba-optic a metse e meholo, a sebaka se seholo, le a likepe tse tsamaeang ka tlas'a metsi, li-transceiver tse kopanetsoeng li beha litlhoko tse thata tsa botsitso ba mohato le polarization ho matšoao a optical. Li-Micro-TEC, li-module tsa Micro-peltier, li-cooler tse nyane tsa thermoelectric li fana ka botsitso ba mocheso oa sub-millikelvin-bohlokwa bakeng sa ho boloka botšepehi ba ho lemoha bo kopaneng le ho fokotsa sekhahla sa liphoso tsa bit (BER).
5. Lipuisano tsa bohlokoa tsa indasteri le tsa sepheo: Libakeng tse thata—ho kenyeletsoa le boiketsetso ba indasteri, litsamaiso tsa tlhokomelo, le lits'ebetso tsa lifofane—Li-Micro-TEC, likarolo tsa micro peltier li netefatsa ts'ebetso e matla ea module ea optical ho pholletsa le maemo a atolositsoeng a mocheso (−40 °C ho isa ho +105 °C), tse tšehetsang ts'epo ea ts'ebetso ea nako e telele.
I. Taolo ea mocheso e nepahetseng e le mokhanni oa kholo ea mantlha
Di-module tsa optical tse lebelo le phahameng—haholo-holo tse sebetsang ka lebelo la data la 800G, 1.6T, le tse hlahang—di na le kutloelo-bohloko haholo ho mathata a mocheso. Di-diode tsa laser di bontsha ho itshetleha ka mocheso wa tlhaho, di baka ho senyeha ha tshebetso ya cascading:
• Ho kheloha ha Wavelength: Li-laser tse ajoang (DFB), mohlala, li bontša coefficient e tloaelehileng ea bolelele ba wavelength-temperature ea ~0.1 nm/°C. Holim'a sebaka sa ts'ebetso ea khoebo (0–70 °C), sena se fetolela ho fihla ho 7 nm ea phetoho ea spectral—e fetang sebaka sa kanale lits'ebetsong tse ngata tsa DWDM le ho baka ho crosstalk lipakeng tsa kanale le ho eketseha ha BER.
• Ho se tsitse ha matla a optical: Ho feto-fetoha ha mocheso ho fetola ka ho toba bokgoni ba lera la laser le leralla, e leng se fellang ka phapang ya matla a tlhahiso le ho senyeha ha karolelano ya letshwao-ho-lerata (SNR).
• Ho tsofala ha sesebediswa ka potlako: Tshebetso e telele ka ntle ho enfelopo e ntle ya mocheso e potlakisa mekgwa ya ho senyeha—ho kenyeletswa le oxidation ya facet le ho ata ha sekoli sa quantum well—e fokotsang nako e mahareng ya ho hloleha (MTTF).
Ka lebaka la lithibelo tsena, li-module tsa optical tse ntlafalitsoeng ke AI tsa moloko o latelang li laela ho nepahala ha ho tsitsisa mocheso oa ± 0.05 °C kapa ho feta—litlhoko tseo li-Micro-TEC feela, lisebelisoa tsa micro peltier, li-module tsa micro TEC, li-module tsa micro thermoelectric tse ka li khotsofatsang ka har'a lintlha tse kopaneng (<3 mm² footprint) le linako tsa karabelo tse ka tlase ho 100 ms. Ka lebaka leo, hoo e batlang e le li-module tsohle tsa 800G+ tse mahareng le tse phahameng li kopanya litsamaiso tsa taolo ea mocheso tse koetsoeng tse kenyeletsang Micro-TEC, li-module tsa Micro-TEC, lisebelisoa tsa micro peltier, li-thermistor tsa ho nepahala ha li-module tsa micro TE, le li-IC tse inehetseng tsa taolo ea mocheso—ka katleho li "locking" mocheso oa khokahanyo ea laser ho isa ho ± 0.02 °C ea sebaka se behiloeng.
Tlhahiso ea boleng bo sebetsang ba Micro-TECs, li-module tsa ho pholisa tsa micro thermoelectric, likarolo tsa micro thermoelectric ka har'a li-module tsa optical li na le litekanyo tse tharo tse itšetlehileng ka tse ling:
• Ho tsitsa ha spectral: Ho thibela maqhubu a wavelength ka mafolofolo ho netefatsa hore na kanale e lumellana hantle hakae, ho felisa ho buisana ka tsela e fapaneng, le ho boloka BER e le tlase tlas'a meroalo e matla ea mocheso;
• Ntlafatso ea botšepehi ba lets'oao: Ho pholisa/ho futhumatsa ho ikamahanyang le maemo ho buseletsa liphetoho tsa mocheso tse bakoang ke moea le tse bakoang ke mojaro, ho tsitsisa matla a optical le ho ntlafatsa botebo ba modulation le karolelano ea ho fela ha motlakase;
• Katoloso ea bophelo bohle: Ho ntša mocheso ka katleho ho fokotsa ho bokellana ha khatello ea mocheso, ho liehisa ho senyeha ha thepa le ho fokotsa sekhahla sa ho hloleha ha tšimo ka ho fihlela ho 40% (ka data e potlakileng ea liteko tsa bophelo).
II. Katoloso ea tlhahiso ea Micro-TEC, micro peltier modules ho kenngoa ka seva ea AI
Li-server tsa koetliso tsa AI tsa sejoale-joale hangata li kopanya li-module tse 16-32 tsa lebelo le phahameng tsa optical—e 'ngoe le e 'ngoe e hloka li-Micro-TEC tse 2-3, li-module tse nyane tsa thermoelectric (li-module tse nyane tsa thermoelectric cooling) ho latela sekhahla sa data, meralo ea liphutheloana (mohlala, li-optics tse kopantsoeng hammoho, CPO), le moeli oa moralo oa mocheso. Ka hona, seva se le seng sa AI sa maemo a holimo se ka kenyelletsa li-Micro-TEC tse 40-90 (likarolo tsa Micro-peltier)—tse emelang keketseho ea 5-10× ho feta li-server tse tloaelehileng tsa khoebo. Ka ho romelloa ha li-module tsa optical tsa lefats'e ka bophara tsa 800G/1.6T tse lebelletsoeng ho feta li-unit tse limilione tse 15 selemo le selemo ka 2026, tlhoko e akaretsang ea Micro-TEC ea lihlopha tsa AI tsa petabyte e lebelletsoe ho fihla ho limilione tse mashome tsa li-unit ka selemo.
III. Ho hlaha ha meralo ea ho pholisa metsi a kopantsoeng + Micro-TEC (li-module tsa ho pholisa tsa thermoelectric tse nyane)
Ha di-accelerator tsa AI tsa moloko o latelang—ho kenyeletswa le sethala sa NVIDIA sa GB300—di sutumelletsa di-envelope tsa matla a GPU tse fetang 1,000 W ka die, ditharollo tsa ho phodisa moya di fihlile meeding ya motheo ya thermodynamic ho di-rack tse nang le bongata bo boholo. Ka hona, ho phodisa metsi ho fetohile tekanyetso ya sebele bakeng sa taolo ya mocheso wa boemo ba rack le chassis. Ka hara paradigm ena, leano la ho phodisa la maemo le hlahile: ho phodisa metsi ho sebetsana le ho tlosa mocheso o mongata boemong ba sistimi, ha Micro-TEC (di-cooler tsa micro peltier) di etsa taolo e ntle ya mocheso wa boemo ba chip—e leng se nolofalletsang ho tshwana ha mocheso ho feta die tsa photonic le tsa elektroniki. Meralo ena ya kopanelo e beha Micro-TEC, di-module tsa micro-thermoelectric e le sesebediswa sa bohlokwa—eseng karolo e thusang feela—ho di-stack tsa mocheso tsa AI.
IV. Phetolo e potlakileng ea lehae har'a lithibelo tsa phepelo ea lefats'e
Ho tloha khale, >80% ea li-Micro-TEC tse nepahetseng haholo, lisebelisoa tsa Micro thermoelectric (li-module tsa Micro TEC) li ne li fanoa ke bahlahisi ba Majapane. Leha ho le joalo, tlhoko e ntseng e eketseha e amanang le AI e atolositse linako tsa ho etella pele bakeng sa bafepedi ba teng—ba bang ba feta libeke tse 26—'me e fokolitse kabo ea bokhoni ho bareki ba maano. Bahlahisi ba li-module tsa TEC tsa Chaena ba malapeng ba sebelisa monyetla ona oa ho phahama ha theko: ho potlakisa lipotoloho tsa ho tšoaneleha tsa AEC-Q200 le Telcordia GR-468 ka barekisi ba li-module tsa optical tsa Tier-1, ho eketsa bokhoni ba tlhahiso ea khoeli le khoeli ho ea maemong a li-unit tse limilione tse ngata, le ho fihlela tekanyo ea ts'ebetso (botsitso ba ± 0.03 °C, botenya ba pholiso ba >1.2 W/mm²) le balekane ba ka sehloohong ba machabeng.
Ka bokhutšoanyane, kopano ea liphetoho tsa ho ba le sekhahla sa AI computing, keketseho ea bandwidth, le litlhoko tsa ho kopanya photonics li phahamisitse Micro-TECs (Micro peltier modules) ho tloha likarolong tsa mocheso tse ka ntle ho peripheral ho ea ho likarolo tsa motheo tsa meralo ea motheo. Hona joale li sebetsa e le "tlhokahalo e sa bonahaleng" - e leng sesupo se khutsitseng empa e le sa bohlokoa sa nako ea ho sebetsa ha setsi sa data sa AI, phallo ea k'homphieutha, le litšenyehelo tsohle tsa nako e telele tsa beng.
Beiing Huimao Cooling Equipment Co.,Ltd. ka boiphihlelo bo fetang mashome a mararo ba ho rala le ho etsa di-module tsa ho phodisa tsa micro-thermoelectric, Micro-TECS, khamphani ya rona e atlehile ho ntshetsa pele pokello e fapaneng ya ditharollo tse nyane tsa ho phodisa tsa thermoelectric tse etseditsweng ho latela ditlhaloso tsa bareki ba matjhaba. Dihlahiswa tsena di sebediswa haholo ho pholletsa le difofane, disebediswa tsa bongaka, puisano ya mahlo, le ditshebediso tse nepahetseng tsa indasteri. Re amohela tshebedisano-mmoho ya mawa le balekane ba lefatshe bakeng sa boenjiniere mmoho le ntshetsopele e kopanetsweng ya mahlale a ho phodisa a thermoelectric a moloko o latelang.
Tlhaloso ea TES1-00401T200
Mocheso o chesang oa lehlakore: 50 C,
Polelo e phahameng ka ho fetisisa: 0.8A
Vmax: 0.48V
Qmax: 0.3W
Delta T max: 76 C
ACR: 0.5 Ohm
Boholo: 2.3 × 1.1 × 0.95mm
Nako ea poso: Phato-11-2026
