Tuam Tshoj lub zog cia sector cia li coj ib tug loj kev ruaj ntseg leap. Lub Yim Hli 1, 2025, lubGB 44240-2024 tus qauv(Secondary lithium cells thiab roj teeb siv nyob rau hauv cov khoom siv hluav taws xob txuag hluav taws xob-Kev nyab xeeb yuav tsum) tau ua tiav. Qhov no tsis yog lwm txoj kev qhia xwb; Nws yog Tuam Tshoj thawj qhov yuav tsum tau ua hauv lub tebchaws kev nyab xeeb tshwj xeeb tshwj xeeb rau cov roj teeb lithium-ion siv hauvlub zog cia khoom (ESS). Qhov kev txav no hloov kev nyab xeeb los ntawm kev xaiv mus rau qhov tseem ceeb.
1. Qhov no Standard GB 44240-2024 siv qhov twg?
Tus qauv npog lithium roj teeb thiab pob khoom hauv ntau hom ESS daim ntawv thov:
- ① Telecom thaub qab fais fab
- ② Nruab nrab teeb pom kev kub ceev & tswb
- ③ Tsau lub cav pib
- ④ Chaw nyob & kev lag luam hnub ci tshuab
- ⑤Grid-scale zog cia(ob leeg on-grid & off-grid)
▲ Tseem ceeb heev: Systems rated tshaj100 kWhpoob ncaj qha rau GB 44240-2024. Cov tshuab me me ua raws li tus qauv GB 40165 cais.
2. Yog vim li cas "Yuav tsum tau" teeb meem
Qhov no yog qhov hloov pauv kev ua si. GB 44240-2024 muaj kev cai lij choj thiab kev nkag mus rau kev ua lag luam. Kev ua raws cai yog tsis sib tham. Nws kuj ua raws li cov qauv thoob ntiaj teb loj (IEC, UL, UN), ua kom muaj kev sib raug zoo thoob ntiaj teb. Qhov tseem ceeb tshaj plaws, nws tsim cov kev xav tau kev nyab xeeb thoob plaws tag nrho cov roj teeb lub neej, suav nrog kev tsim, tsim khoom, kev sim, kev thauj mus los, kev teeb tsa, kev ua haujlwm, thiab rov ua dua tshiab. Lub sijhawm ntawm "khoom pheej yig thiab tsis muaj kev nyab xeeb" tab tom los txog.
3. Rigorous Lithium Battery Safety Test Standards
Tus txheej txheem tswj hwm 23 qhov kev ntsuam xyuas kev nyab xeeb tshwj xeeb, npog cov cell, modules, thiab tag nrho cov tshuab. Cov kev ntsuam xyuas tseem ceeb suav nrog:
- ⭐Overcharge: Them rau 1.5x qhov txwv voltage rau 1 teev (tsis muaj hluav taws kub / tawg).
- ⭐Forced tso tawm: Rov qab them rau qhov teeb tsa hluav taws xob (tsis muaj thermal khiav).
- ⭐Nail Penetration: Simulating sab hauv luv nrog ultra-slow koob ntxig (tsis muaj thermal runaway).
- ⭐Thermal Abuse: Tso rau 130 ° C rau 1 teev.
- ⭐Mechanical & Environmental: Poob, tsoo, cuam tshuam, vibration, thiab ntsuas kub caij tsheb kauj vab.
Ib daim ntawv txuas ntxiv piav qhia txog kev ntsuas thermal khiav, qhia qhov ua rau, ntsuas cov ntsiab lus, cov txheej txheem tsis ua haujlwm (xws li kub hnyiab lossis qhov hluav taws xob poob), thiab cov ntsiab lus.
4. Cov Txheej Txheem Kev Tswj Xyuas Roj Teeb Muaj Zog (BMS)
BMS cov cai tam sim no yuav tsum tau ua. Systems yuav tsum muaj xws li:
- ♦ Tshaj-voltage / dhau-tam sim no tus nqi tswj
- ♦ Under-voltage discharge cut-off
- ♦ Kev tswj kub dhau
- ♦ Tsis siv neeg kaw-down nyob rau hauv qhov teeb meem txhaum cai (tsis-resettable los ntawm cov neeg siv)
Tus txheej txheem thawb rau txoj hauv kev kom muaj kev nyab xeeb, txhawb cov qauv tsim uas tiv thaiv thermal khiav tawm mus.
5. Clearer & Tougher lithium roj teeb daim ntawv lo yuav tsum
Kev txheeb xyuas cov khoom tau nruj dua. Cov roj teeb thiab cov pob khoom yuav tsum muaj cov ntawv suav mus tas li qhia tias:
- ①Lub npe, qauv, muaj peev xwm, lub zog ntsuas, voltage, nqi txwv
- ②Chaw tsim tshuaj paus, hnub tim, polarity, nyab xeeb lifespan, cim code
- ③Cov ntawv yuav tsum tiv taus cua sov thiab nyob twj ywm nyeem tau ntev. Cov pob khoom kuj xav tau cov lus ceeb toom meej: "Tsis muaj Disassembly," "Tsis txhob kub siab," "Tshwj xeeb yog tias o."
6. Cov lus xaus
GB 44240-2024 cim Tuam Tshoj txoj kev txiav txim siab mus rau qhov yuav tsum tau ua, qib siab kev nyab xeeb rau nws lub zog cia kev lag luam. Nws teeb tsa lub bar siab, tsav tsheb zoo thiab kev nyab xeeb hloov kho thoob plaws lub rooj tsavxwm. Rau cov tuam txhab tso siab rau "tus nqi qis, tsis muaj kev nyab xeeb" tactics, qhov kev ua si dhau lawm. Nov yog lub hauv paus tshiab rau kev ntseeg siabESShauv Suav teb.
Post lub sij hawm: Aug-07-2025