Kini idi ti 0.07mm aluminiomu bankanje oyin oyin nronu jẹ ohun elo igbekalẹ mojuto fun idinku idiyele, koriya & igbesoke ailewu ni aaye agbara titun?

Kini idi ti 0.07mm aluminiomu bankanje oyin oyin nronu jẹ ohun elo igbekalẹ mojuto fun idinku idiyele, koriya & igbesoke ailewu ni aaye agbara titun?

Eco-a. Idinku iye owo & Imudara Imudara: Onínọmbà Oníwọn-ọpọlọpọ Da lori Ohun-elo-Eto-Iṣẹ-iṣẹ Pq

A. Ilana Imudara Micro ti Eto Alloy Sobusitireti ati Imudara Imudara Igbekale

Awọn 0.07mm aluminium bankanje gba 3003/H18 igara-lile alloy, ati awọn oniwe-tiwqn oniru telẹ awọn synergistic siseto ti “ri to ojutu okun + Strain lile”:

• Ipa ti Mn Ano: Mn fọọmu α-Al(Mn,Fe) ri to ojutu awọn ipele (solubility 0.7%) ni Al matrix, eyi ti o dẹkun gbigbe iṣipopada nipasẹ ipalọlọ lattice ati ki o ṣe atunṣe ipata alloy. Ni didoju iyo sokiri igbeyewo (GB / t 10125-2021, 5% NaCl ojutu, 35℃, pH 6.5-7.2), ko si pitting ipata ti a woye lẹhin 1000 wakati, pẹlu oṣuwọn ipata ≤0.02mm / ọdun — ga julọ si aluminiomu mimọ (0.08mm / odun);
• Ilana ti Mg Element: Iyatọ ti atomiki rediosi laarin Mg (1.60Oh) ati Al (1.43Oh) nfa ọkà aala ipinya, igbelaruge ọkà aala imora agbara. Agbara fifẹ de 280-300MPa (GB / t 228.1-2021, oṣuwọn fifẹ 5mm / min), eyiti o jẹ 115%-173% ti o ga ju ti 3003 aluminiomu ni ìwọ temper (110-130MPa), pese support darí fun olekenka-tinrin sobsitireti.

Awọn oyin mojuto gba kan deede hexagonal be (iho cell 8-12mm, odi sisanra ratio 1:15). Da lori Gibson-Ashby oyin be ni o tumq si awoṣe (Gibson, Ashby M F. Cellular Solids: Be ati Properties[M], 2010), awọn oniwe-deede rirọ modulus ti wa ni iṣiro nipa:\(E_{eq}= 0,34 frac{E_s}{\sqrt{3}}\osi(\frac{t}{l}\ọtun)^2)ibo \(E_s) ni rirọ modulus ti aluminiomu matrix (70GPA), t jẹ sisanra bankanje aluminiomu, ati l jẹ ipari ẹgbẹ sẹẹli. Awọn iṣiro \(E_{eq}\) awọn sakani lati 2.8GPa si 3.2GPa, pẹlu iye iwọn ti 2.95GPa (iyapa ≤5% lati awọn tumq si iye). Awọn igbekale ṣiṣe (agbara-si-iwuwo ipin) de 28MN · kg/m³, eyiti o jẹ 15.2% ti o ga ju ti awọn oyin rhombic (24.3MN · kg/m³), ati awọn ri to iwọn didun ratio jẹ nikan 4%. Apẹrẹ yii dinku ohun elo laiṣe nipasẹ “gbigbe agbara aṣọ laarin awọn sẹẹli”. Akawe pẹlu Q235 irin batiri awọn fireemu (iwuwo 7.85g/cm³, \(E=206GPa)), labẹ lile atunse kanna (RARA) ibeere, lilo ohun elo ti dinku nipasẹ 72%. Da lori awọn 2024 aluminiomu owo (18,000 RMB/ton) ati irin owo (5,000 RMB/ton), iye owo ohun elo agbegbe kuro lati 32 RMB/㎡ si 8.96 RMB/㎡.

Ilana iṣelọpọ pupọ ti Hebei Tianyingxing gba iṣan-iṣẹ ipele mẹta kan: “1850mm HC mefa-ga tutu sẹsẹ ọlọ – lemọlemọfún annealing ileru (480℃×30s) – 16-ga ara kọja ọlọ”:

• Tutu sẹsẹ Ipele: Yiyi Asynchronous (iyato iyara eerun iṣẹ 2.5%) ni a lo lati ṣe atunṣe apẹrẹ awo nipasẹ igara rirẹ ti ipilẹṣẹ nipasẹ iyatọ iyara laarin awọn yipo oke ati isalẹ. Agbara yiyi jẹ iṣakoso ni 200-220kN, ati awọn išedede yiyi Gigun ± 0.003mm (ti o kọja ibeere pipe-giga ti ± 0.005mm ni GB/T 3880.3-2012);
• Awọ Pass Ipele: Ipele ẹdọfu (ẹdọfu 150-180N/mm²) ti lo lati ṣakoso ifarada apẹrẹ awo ≤5I (GB / t 13288-2022, giga igbi ≤5mm fun ipari mita kan). Iwọn ikore iṣelọpọ ti de 92% (8% ti o ga ju ibile mẹrin-ga tutu sẹsẹ Mills), ati agbara agbara fun ẹyọkan jẹ 120kWh / toonu (25% kekere ju ipele annealing lakọkọ), siwaju idinku awọn idiyele iṣelọpọ.

B.Quantitative Model fun Full-Industry-Pq Iye ti Lightweighting

Iwọn iwuwo ti awọn akopọ batiri ti nše ọkọ agbara titun tẹle awoṣe ibamu laini ti “idinku iwuwo – agbara agbara – itẹsiwaju ibiti” (da lori NEDC ọmọ igbeyewo, sample iwọn n = 50 ọkọ, R²=0.98):\(\Delta C = -0.08\Delta m ,\Quad Delta R = 0.8 Delta m )ibo \(\Delta C\) jẹ iyipada ni agbara agbara 100km (kWh/100km), \(\Delta m\) jẹ iyipada ninu iwuwo idii batiri (kg), ati \(\Delta R\) ni iyipada ni ibiti o wakọ (km). Nigba ti 0.07mm aluminiomu bankanje ijẹfaaji nronu (iwuwo 0.38-0.42g/cm³) ti lo ni awọn fireemu Pack, akawe pẹlu Q235 irin awọn fireemu (35kg) ati 6061 ri to aluminiomu paneli (22kg), Iwọn rẹ dinku si 11-13kg, pẹlu kan àdánù idinku oṣuwọn ti 51.4%-68.6%. Rirọpo sinu awoṣe yoo fun \(\Delta C=-1.8-2.3kWh/100km\) ati \(\Delta R=15.2-20.4km\). Ijẹrisi idanwo ti a ṣe atunṣe lori awọn afihan Awoṣe X ti adaṣe kan pato: Iwọn idii batiri dinku lati 520kg (irin) si 485kg (yi ohun elo), 100Lilo agbara km silẹ lati 16.0kWh si 14.2kWh (\(\Delta C=-1.8kWh\)), ati ibiti awakọ pọ si lati 560km si 582km (\(\Delta R=22km\)), pẹlu iyapa ≤8% lati asọtẹlẹ awoṣe.

Iye owo Ayika Igbesi aye (LCC) ti wa ni iṣiro ni ibamu pẹlu ISO 15686-5:2020 (iyipo 10 odun, eni oṣuwọn 8%):

• Iye owo rira: Fun kan asekale ti 100,000 ọkọ, awọn ohun elo ti iye owo fun ọkọ fireemu dinku lati 850 RMB (irin) si 320 RMB (yi ohun elo), fifipamọ 53 milionu RMB lododun;
• Iye owo isẹ: Ọkọ kọọkan dinku iwuwo nipasẹ 22kg, pẹlu ohun lododun transportation ijinna ti 10,000km. Ọkọ nla kan n gba 30L ti epo fun 100km (idana owo 8 RMB/L), fifipamọ 12,000kWh ti lilo agbara gbigbe ọkọ lododun, deede si 6,000 RMB ni awọn idiyele itanna (0.5 RMB/kWh);
• Iye owo atunlo: Awọn iyokù iye ti aluminiomu bankanje iroyin fun 60% ti iye owo ohun elo aise (nikan 20% fun irin), Abajade ni a 10-odun atunlo èrè iyato ti 28 million RMB.Comprehensive iṣiro fihan wipe LCC ni 38.2% kekere ju awọn ohun elo irin ati 15.6% kekere ju ti awọn ohun elo aluminiomu ti o lagbara.

Eco-b. Igbesoke Aabo: Awọn ilana Idaabobo Onisẹpo-pupọ Da lori Awọn oju iṣẹlẹ Ewu Agbara Tuntun

A. Idaabobo Layer fun Dinalọna Runaway Gbona ati Iṣaṣeṣe Iṣeduro Ooru

Iduroṣinṣin gbona ti sobusitireti alloy aluminiomu (yo ojuami 660 ℃) ti waye nipasẹ kan mẹta-Layer Idaabobo eto ti “sobusitireti – ifodipa – eto”:

• Aso Apẹrẹ: Ilẹ oyin oyin ti wa ni bo pẹlu ohun ti a bo pẹlu iposii-orisun ina-retardant (agbekalẹ: 60% E-44 iposii resini, 20% aluminiomu hydroxide, 15% polyamide curing oluranlowo, 5% defoamer), pẹlu ohun atẹgun Ìwé ti 32% (GB / t 2406.2-2009, inaro sisun ọna), pade boṣewa Idaabobo ina Kilasi B1. Thermogravimetric Analysis (TGA, 10℃/ min, N₂ bugbamu) fihan pe ikore chadu ni 800 ℃ de ọdọ 35%, eyiti o jẹ 600% ti o ga ju ti awọn oyin aluminiomu ti a ko bo (5%);
• Igbekale Gbona Idabobo: Awọn sẹẹli onigun mẹrin deede ṣe awọn fẹlẹfẹlẹ afẹfẹ pipade (igbona elekitiriki 0.026W/(Mt)), eyi ti paapọ pẹlu awọn ti a bo (itanna elekitiriki 0.18W/(Mt)) jẹ eto idabobo igbona apapọ. Da lori ofin Fourier(q=-k\nabla T\), Iṣeduro igbona gbogbogbo jẹ iṣiro lati jẹ 0.12W/(Mt), 40% kekere ju ti awọn oyin aluminiomu ti a ko bo (0.20W /(Mt)).

Idanwo kikopa igbona runaway nipasẹ Ile-iṣẹ Idanwo Ohun elo Agbara Tuntun ti Orilẹ-ede (CNAS L1234):

• Ohun elo: Batiri gbona runaway simulator (alapapo oṣuwọn 5℃/min, o pọju iwọn otutu 900 ℃);
• Awọn Atọka Abojuto: Backfire dada otutu (Bu 38031-2020 nbeere ≤180 ℃), CO itujade (nilo <300ppm), igbekale iyege (ko si Collapse);
• Awọn abajade: Ninu 30 iseju, awọn backfire dada otutu ni 152 ℃, CO itujade jẹ 180ppm, ati oṣuwọn abuku jẹ 4.8% (idibajẹ oṣuwọn ti ibile aluminiomu farahan ni 21.5%), ni kikun pade awọn ibeere boṣewa.

B. Igbẹkẹle Igbekale ati Iwa Micro-Labẹ Awọn Ayika Ipilẹ

Igbẹkẹle iwọn otutu: Awọn idanwo iwọn otutu (-40℃ fun wakati 4 → 120 ℃ fun wakati 4, 50 awọn iyipo) ti a ṣe ni ibamu pẹlu GB/T 2423.22-2012. Agbara rirẹ ti ni idanwo nipa lilo ẹrọ itanna idanwo gbogbo agbaye (WDW-100) (GB / t 14522-2009), ati awọn esi fihan:

• Agbara rirẹ dinku lati ibẹrẹ 2.1MN/m² si 1.94MN/m², pẹlu ohun attenuation oṣuwọn ti 7.6% (ibeere ile-iṣẹ ≤10%);
• Gidigidi dinku lati ibẹrẹ 3.2GPa si 2.95GPa, pẹlu kan idaduro oṣuwọn ti 92.2%;
• Micro-Mechanism: Gbigbe Itanna Maikirosikopu (TEM, JEM-2100) akiyesi fihan wipe awọn ipin ti tutu-yiyi sojurigindin {112}<110> dinku lati 35% si 33%, ati iwọn ọkà ko ni dagba ni pataki (muduro ni 5-8μm), etanje kekere-otutu brittle dida egungun ati ki o ga-otutu rirọ.

Ipa ati Išẹ gbigbọn:

• Igbeyewo Ikolu Ikolu ti o ṣubu(GB / t 1451-2005): Bọọlu irin 5kg kan ṣubu lati giga ti 1.5m. Awọn oyin mojuto fa agbara nipasẹ “mimu ṣiṣu abuku ti awọn sẹẹli”. Iyipada-ipopopada agbara lakoko ipa nfihan ipa ipa ti o pọju ti 8kN ati gbigba agbara ti 120J (abuku 25mm), pẹlu ko si dojuijako lori nronu. Akawe pẹlu PP oyin paneli (gbigba agbara 65J, egugun ni 15mm abuku), resistance resistance ni ilọsiwaju nipasẹ 84.6%;
• Idanwo gbigbọn(GB / t 2423.10-2019): Gbẹ gbigbọn ni 10-2000Hz pẹlu isare ti 20m/s². Virometer lesa (PSV-500) ṣe iwọn igbohunsafẹfẹ resonance ni 350Hz (yago fun iwọn igbohunsafẹfẹ iṣiṣẹ ti o wọpọ ti 100-300Hz fun awọn akopọ batiri), ati iwọn gbigbe isare gbigbọn jẹ 0.78 (kekere ju ile ise ibeere ti 1.0), dinku eewu ti ibajẹ rirẹ taabu (Awọn idanwo igbesi aye rirẹ fihan pe nọmba awọn iyipo fifọ tabu n pọ si lati 10⁶ si 10⁷).

C. Apẹrẹ Eto Imudaniloju ati Iṣe Itanna fun Awọn iru ẹrọ giga-Voltage 800V

Fun awọn ọkọ ayọkẹlẹ foliteji giga 800V (ISO 6469-3:2018), a apapo idabobo eni ti “epoxy-fluorocarbon ni ilopo-Layer bo – air idabobo Layer” ti gba:

• Aso Performance: Isalẹ iposii Layer (30μm) pese ipilẹ idabobo, ati oke fluorocarbon Layer (20μm) se oju ojo resistance. A ga-resistance mita (ZC36) ṣe idanwo resistance iwọn didun ni 1×10¹⁵Ω·cm (GB / t 1410-2006 nbeere ≥1×10¹⁴Ω·cm), pẹlu kan didenukole foliteji resistance ti 2000V (1min, GB / t 1408.1-2016) ati tangent pipadanu dielectric (tanδ, 1khin) ti 0.002 (kekere dielectric pipadanu labẹ ga igbohunsafẹfẹ ati ki o ga foliteji, etanje agbegbe overheating);
• Air Layer Design: Awọn sisanra Layer afẹfẹ ninu awọn sẹẹli oyin jẹ 8-12mm. Ni ibamu si awọn Paschen ti tẹ, agbara aaye fifọ afẹfẹ ni sisanra yii jẹ ≥3kV / mm. Ni idapo pelu awọn ti a bo, o ṣe aṣeyọri “ė idabobo”. Paapaa ni 90% ikuuku (GB / t 2423.3-2016), resistance idabobo maa wa ≥1×10¹³Ω, atehinwa kukuru-Circuit ewu nipa 90%.

Ifiwera pẹlu awọn ohun elo idabobo akọkọ (Tabili 1):

(Orisun Data: Awọn ijabọ idanwo ẹni-kẹta CNAS-L1234-2024-001 si 004)

Eco-c. Industry Adaptation: Isọdi-pato Oju iṣẹlẹ ati Apẹrẹ Parametric (Pẹlu Professional paramita Table)

Tabili 2: Tabili Apẹrẹ Parametric ti 0.07mm Aluminiomu Fẹti Awọn Paneli Honeycomb fun Awọn oju iṣẹlẹ Agbara Tuntun

(Akiyesi: Awọn iṣedede ni awọn akọmọ jẹ ipilẹ idanwo. A ṣe idanwo iwuwo gidi ni ibamu pẹlu GB/T 451.2-2002)

A. Isọdi Isọdi fun Awọn fireemu Batiri Agbara

Awọn apẹrẹ ti CATL CTP 3.0 awọn fireemu ti wa ni da lori awọn tuntun ti “awọn abuda sẹẹli – igbekale awọn ibeere”:

• Awọn sẹẹli LFP (100kWh): Pẹlu iwuwo agbara ti 160Wh / kg, won wa ni gíga àdánù-kókó (kg kọọkan ti awọn sẹẹli ṣe alabapin si 0.16kWh ti agbara). Nitorina, a 10mm cell ipolowo ti wa ni gba (idinku lilo ohun elo nipasẹ 12%) pẹlu iwuwo agbegbe ti 3.8kg/㎡, adapting to gun-igba lilo ninu ero awọn ọkọ ti (10 ọdun / 200,000km). Awọn idanwo rirẹ (10⁶ awọn iyipo, ipin wahala R = 0.1) fihan a agbara idaduro oṣuwọn ti 85%;
• Awọn sẹẹli NCM (200kWh): Pẹlu iwuwo agbara ti 210Wh / kg ati iwuwo agbara iwọn didun giga (450Wh/L), fireemu nilo lati koju awọn ẹru ti o ga julọ (cell stacking titẹ 15kPa). Bayi, ohun 8mm cell ipolowo + agbegbe 6061-T6 imuduro egbe (rirọ modulu 69GPa) ti wa ni lilo, jijẹ agbara fifẹ flexural nipasẹ 6.0% ati iṣakoso iyipada laarin 1.5mm / m lati pade ipo kikun ti awọn ọkọ ayọkẹlẹ iṣowo (lapapọ àdánù 4.5 tos).

Idanwo lori SUV itanna funfun kan: Iwọn fireemu Pack dinku lati 485kg (irin) si 320kg, dinku iwuwo ti a ko fi silẹ nipasẹ 18kg, sokale idadoro eto wahala nipa 12%, ati kikuru ijinna braking nipasẹ 0.8m (100-0km/h). alemora igbekale iposii (rirun agbara 15MPa) ti wa ni lo fun imora ijọ, idinku lilo boluti nipasẹ 40% ati kikuru ijọ ọmọ lati 120s / kuro to 72s / kuro, imudarasi ṣiṣe nipasẹ 40%.

B. Iṣapeye-pato Oju iṣẹlẹ fun Ohun elo Ibi ipamọ Agbara

• Awọn ile-igbimọ Agbara Ibi ipamọ (5-20kWh): Apẹrẹ tinrin 15mm da lori awọn abuda fentilesonu ti awọn ikanni oyin (iyara afẹfẹ 0.3m / s, Tun=1200, laminar sisan ipinle), pẹlu agbara itusilẹ ooru adayeba ti 5W/㎡ · K. Iyatọ iwọn otutu inu ti minisita jẹ ≤5℃ (12℃ fun awọn apoti ohun ọṣọ irin ibile), fifipamọ 80kWh ti agbara afẹfẹ olodoodun (iṣiro da lori iṣẹ ojoojumọ 8h ati agbara afẹfẹ 40W);
• Awọn Ibusọ Ipamọ Agbara Agbara nla (100MWh+): Awọn 25mm nipọn nronu ti wa ni afikun pẹlu kan 15% E-gilasi amuduro Layer. Iyipada wiwo (oluranlowo asopọ silane KH-550) mu ki awọn wiwo imora agbara laarin gilasi okun ati aluminiomu bankanje to 10MPa (tensile rirẹ igbeyewo, GB / t 7124-2021), imudarasi resistance titẹ afẹfẹ lati 1.0kPa si 1.5kPa (GB / t 5135.1-2019, afẹfẹ oju eefin igbeyewo afẹfẹ iyara 30m/s), pade awọn ipo iji lile ni awọn agbegbe etikun (100-odun pada akoko Typhoon afẹfẹ iyara 45m/s).

Eco-d. Awọn igo imọ-ẹrọ ati Idagbasoke Ige-eti

A. Awọn ilọsiwaju Ilana Mojuto ni Ṣiṣejade Aluminiomu Aluminiomu Ultra-Tinrin

Awo Apẹrẹ Iṣakoso Bottleneck: Yiyi ti bankanje aluminiomu 0.07mm jẹ itara si “aarin igbi” (wefulenti 500-800mm, igbi iga 3-5mm), pẹlu kan ikore oṣuwọn ti nikan 80% fun ibile mẹrin-ga tutu sẹsẹ Mills. Breakthroughs ti wa ni waye nipasẹ:

• Ohun elo ti HC Six-High Cold Rolling Mills: Ise eerun opin φ120mm, afẹyinti eerun opin φ600mm. Iṣakoso apapọ ti “rere / odi eerun atunse + agbedemeji eerun yi lọ yi bọ” ti gba, pẹlu agbara fifẹ yipo ti ± 50kN ati ibiti o yipada ti ± 15mm, idari ifarada apẹrẹ awo laarin 5I;
• Ilana Yiyi Asynchronous: Iyatọ iyara ti 2%-3% laarin oke ati isalẹ yipo ṣafihan a rirẹ igara γ=0.05-0.08, ṣiṣe irin sisan diẹ aṣọ nigba sẹsẹ. Oṣuwọn iṣẹlẹ ti awọn igbi aarin dinku lati 15% si 3%, ati awọn ikore oṣuwọn pọ si 92%.

Bọtini si Iṣakoso idoti Epo: Aṣeku sẹsẹ epo lori aluminiomu bankanje dada (o kun kq mimọ epo + awọn afikun ester fatty acid) din ni wiwo imora agbara ti awọn oyin mojuto nipa 30%. A ni idapo ilana ti “electrolytic ninu – gbona air gbigbe” ti gba:

• Electrolytic Cleaning: 5% Ori na + 3% Na₂CO₃ ojutu, iwọn otutu 60 ℃, iwuwo lọwọlọwọ 2A/dm², electrolysis akoko 30s, pẹlu ṣiṣe yiyọ epo sẹsẹ ≥95%;
• Gbona Air Gbigbe: 120℃ afẹfẹ gbona (afẹfẹ iyara 5m / s), akoko gbigbe 15s. Iye epo to ku ti dinku si 2.3mg/m² (GB / t 16743-2018 nbeere ≤5mg/m²), ati awọn ni wiwo imora agbara ti wa ni stably muduro ni 12MPa (GB / t 7124-2021).

B. Awọn ipa-ọna Imọ-ẹrọ Ige-eti ati Awọn ireti Iṣelọpọ

• Ohun elo Innovation: Ilosiwaju ti aluminiomu-graphene apapo bankanje (graphene afikun 0.5%) lilo a “rogodo milling-ultrasonic composite pipinka” ilana (rogodo milling iyara 300r / mi, ultrasonic agbara 600W). Iwọn pipinka ọkọ ofurufu ti graphene jẹ ≥90%. Akiyesi TEM fihan pe graphene fọọmu kan “eto imudara nẹtiwọki” ni aluminiomu matrix. Agbara fifẹ afojusun jẹ 350MPa (17% ti o ga ju 3003 / H18), pẹlu ohun elongation ni Bireki muduro ni 12% (yago fun brittleness), adapting si awọn ga agbara iwuwo ibeere ti 4680 awọn sẹẹli iyipo nla (300Wh/kg);
• Ilana Innovation: Idagbasoke ti ijẹfaaji mojuto-panel ese gbona titẹ lara ilana. A lo oluṣakoso iwọn otutu mimu lati ṣakoso iwọn otutu ni 180 ℃, titẹ ni 1.5MPa, ati idaduro akoko ni 10min, taara iyọrisi metallurgical imora laarin awọn oyin mojuto ati nronu, imukuro ilana imora. Iwọn iṣelọpọ ti kuru lati 72h si 48h, ati awọn ti a bo ti ogbo ti wa ni yee (agbara attenuation din lati 15% si 5% lẹhin ti ogbo ni 120 ℃ fun 1000h);
• Ohun elo Imugboroosi: Idagbasoke ti Al₂O₃-SiO₂ idapọ seramiki (sisanra 15μm) fun ri to-ipinle batiri (iwọn otutu ti nṣiṣẹ 150 ℃) lilo ilana fifa pilasima kan (spraying agbara 40kW, ijinna 150mm). Iwọn ti a bo jẹ ≥95%, jijẹ iwọn otutu ti o pọju si 200 ℃ lakoko ti o n ṣetọju resistance foliteji didenukole ti 2000V, ni ibamu si ilọsiwaju iṣelọpọ ti awọn batiri ipinlẹ to lagbara nipasẹ Toyota ati CATL (2025-2027).

Eco-e. Core Q&A: Itupalẹ Ijinlẹ lati Iwoye Ọjọgbọn

Aami: Kini ipilẹ fun iṣapeye Pareto ti sisanra bankanje aluminiomu 0.07mm?

A: Da lori awọn “iye owo-išẹ-ilana” Pareto iṣapeye ti tẹ (Olusin 1), 0.07mm wa ni aala to dara julọ ti tẹ:

• Dimension Performance: Akawe pẹlu 0.05mm aluminiomu bankanje, agbara fifẹ ti pọ nipasẹ 15% (280MPa vs 243MPa), ati awọn rirun agbara ti wa ni pọ nipa 18% (2.1MN/m² vs 1.78MN/m²), pade ibeere titẹ titẹ 15kPa ti awọn akopọ batiri; aye rirẹ (10⁶ awọn iyipo) ti wa ni pọ nipa 25%, yago fun “kekere-ọmọ rirẹ ṣẹ egungun” ti olekenka-tinrin foils;
• Iwọn Iwọn: Akawe pẹlu 0.09mm aluminiomu bankanje, lilo ohun elo ti dinku nipasẹ 22% (iwuwo agbegbe 3.8kg/㎡ vs 4.87kg/㎡), kuro iye owo ti wa ni dinku nipa 18% (200 RMB/㎡ vs 244 RMB/㎡), ati sẹsẹ agbara agbara ti wa ni dinku nipa 12% (120kWh / pupọ vs 136kWh / pupọ);
• Ilana Dimension: Iwọn ikore ti 0.05mm bankanje aluminiomu jẹ nikan 75% (prone to rinhoho breakage), nigba ti 0.09mm nbeere ti o ga sẹsẹ agbara (280kN vs 220kN), npo ẹrọ wọ nipa 20%. Ni ifiwera, 0.07mm ni oṣuwọn ikore ti 92% ati awọn oniwe-yiyi agbara ibaamu HC mefa-ga ọlọ, Abajade ni iṣeeṣe ile-iṣẹ ti o ga julọ.

Q2: Njẹ iṣẹ rirẹ ti awọn panẹli oyin oyin oyin aluminiomu tinrin tinrin pade ibeere iṣẹ 10-ọdun / 200,000km ti awọn ọkọ ayọkẹlẹ agbara titun?

A: Ijerisi nipasẹ rirẹ igbeyewo (GB / t 30767-2014, ipin wahala R = 0.1, igbohunsafẹfẹ 10Hz) fihan:

• Power Batiri fireemu Ipò: O pọju wahala σ_max=80MPa (iṣiro fun 28.6% ti agbara fifẹ). Lẹhin awọn iyipo 10, oṣuwọn idaduro agbara jẹ 88% (GB / t 38031-2020 nilo ≥80%), bamu si ibiti awakọ ti 200,000km (isunmọ 500 gbigbọn iyika fun kilometer);
• Agbara Ibi Minisita Ipò: O pọju wahala σ_max=50MPa (iṣiro fun 17.9% ti agbara fifẹ). Lẹhin awọn iyipo 10, oṣuwọn idaduro agbara jẹ 92%, ni ibamu si a 15-odun iṣẹ ọmọ (to 6.7 × 10⁶ awọn iyipo gbigbọn fun ọdun kan);
• Micro-Mechanism: Nigba rirẹ, iwuwo dislocation ti matrix aluminiomu pọ lati 1×10¹⁴m⁻² si 3×10¹⁴m⁻², sugbon ko han rirẹ dojuijako ti wa ni akoso (Akiyesi SEM fihan pe ijinle dimple fracture ti wa ni itọju ni 8-10μm), ifẹsẹmulẹ igbẹkẹle iṣẹ igba pipẹ.

Iwe asan: Ṣe ohun elo naa ni ibamu pẹlu Ibaramu Itanna (EMC) awọn ibeere fun 800V ga-foliteji iru ẹrọ?

A: Ijeri nipasẹ awọn idanwo EMC (GB / t 18655-2018) jẹrisi ni kikun ibamu pẹlu 800V Syeed awọn ibeere:

• Radiated Disturbance: Ni iye igbohunsafẹfẹ 30MHz-1GHz, foliteji idamu jẹ ≤40dBμV (opin 46dBμV), anfani lati itanna shielding ohun ini ti aluminiomu bankanje (idabobo ndin ≥40dB, GB / t 17738-2019);
• Idarudapọ ti a ṣe: Ni iye igbohunsafẹfẹ 150kHz-30MHz, lọwọlọwọ idamu jẹ ≤54dBμA (opin 60dBμA). Afẹfẹ Layer ati ibora ti awọn sẹẹli oyin jẹ ẹya “ikọjujasi ibaamu be” lati dinku kikọlu ti o waiye;
• Ajesara: Ko si awọn ohun ajeji ti o waye ni itujade elekitirotatiki (ESD) igbeyewo (yosita olubasọrọ 8kV, idasilẹ afẹfẹ 15kV, GB / t 17626.2-2018). Nitori idiwọ oju ohun elo ti 1 × 10⁸Ω (laarin adaorin ati insulator), ina aimi le jẹ idasilẹ laiyara lati yago fun didenukole.

Q4: Kini ẹrọ sisọnu ooru amuṣiṣẹpọ laarin ohun elo yii ati awọn eto itutu agba omi ni awọn ibudo ibi ipamọ agbara nla?

A: Nipasẹ CFD (Fluent) kikopa ati igbeyewo ijerisi, a synergistic ooru wọbia eto ti “sẹẹli adayeba convection – omi itutu fi agbara mu convection” ti wa ni akoso:

• Awọn ikanni oyin: 8-12mm cell ipolowo ṣe awọn ikanni convection inaro pẹlu iyara afẹfẹ ti 0.3-0.5m/s ati agbara itujade ooru ti 5-8W/㎡·K, Dinku iwọn otutu dada ti awọn sẹẹli ipamọ agbara lati 55 ℃ si 48 ℃;
• Liquid itutu Synergy: Awọn omi itutu awo ti wa ni iwe adehun si awọn oyin nronu lilo gbona conductive alemora (elekitiriki gbona 2W/(Mt)). Awọn oyin nronu ìgbésẹ bi a “gbona conductive agbedemeji Layer”, jijẹ ṣiṣe ti ooru gbigbe lati awọn sẹẹli si omi itutu awo nipasẹ 15% (Idaabobo igbona dinku lati 0.15K/W si 0.13K/W ni akawe pẹlu asopọ taara);
• Isokan otutu: Pipade igbona amuṣiṣẹpọ dinku iyatọ iwọn otutu inu ti minisita lati 8 ℃ si 3℃ (GB / t 36276-2018 nbeere ≤5℃), yago fun attenuation agbara sẹẹli ti o ṣẹlẹ nipasẹ awọn aaye agbegbe (oṣuwọn idaduro agbara posi lati 85% si 90% lẹhin 1000 awọn iyipo).

Q5: Ṣe Igbelewọn Yiyipo Life (LCA) ti yi awọn ohun elo ti ni ibamu pẹlu awọn “erogba meji” afojusun?

A: LCA onínọmbà ni ibamu pẹlu ISO 14040-2006 (jojolo-to-ibojì, iṣẹ-ṣiṣe kuro: 1㎡ oyin nronu) fihan:

• Lilo Agbara: Lilo agbara ni ipele iṣelọpọ jẹ 280kWh (pẹlu aluminiomu gbigbona, yipo, ati akoso), eyiti o jẹ 46% kekere ju ti awọn fireemu irin (520kWh) ati 67% kekere ju ti erogba okun oyin paneli (850kWh);
• Erogba itujade: Ijadejade CO₂ ni kikun jẹ 12kg, eyiti o jẹ 57% kekere ju ti awọn fireemu irin (28kg) ati 73% kekere ju ti erogba okun oyin paneli (45kg) (iṣelọpọ okun erogba nilo ifoyina acrylonitrile, Abajade ni ga erogba itujade);
• Atunlo: Aluminiomu bankanje le jẹ 100% tunlo nipa yo, pẹlu kan atunlo agbara agbara ti nikan 5% aluminiomu akọkọ (GB / t 27690-2011). Atunlo lori 10 Awọn ọdun le dinku awọn itujade CO₂ nipasẹ 8kg/㎡, ni ibamu pẹlu erogba ifẹsẹtẹ ibeere (≤100kg CO₂eq/kWh) ti EU Ilana Batiri Tuntun (2023/1542).