Nnwale data nke cell Thermal runaway na nyocha nke mmepụta gas
Nnwale Data nke CellThermal runaway na nyocha nke mmepụta gas,
Nnwale Data nke Cell,
▍ Gịnị bụ cTUVus & ETL CERTIFICATION?
OSHA (Nchekwa Ahụike na Ọrụ), nke jikọrọ US DOL (Ngalaba Ọrụ), na-achọ ka ngwaahịa niile a ga-eji n'ebe ọrụ ga-anwale ma nweta asambodo NRTL tupu ere ya n'ahịa. Ụkpụrụ nnwale ndị ọdabara gụnyere ụkpụrụ American National Standards Institute (ANSI); Ụkpụrụ American Society for Testing Material (ASTM), Standardwriter Laboratory (UL) ụkpụrụ, na ụlọ ọrụ mmepụta ihe ụkpụrụ nnabata ibe.
▍OSHA, NRTL, cTUVus, ETL na UL nkọwa nkọwa na mmekọrịta
OSHA:Mbiri nke nchekwa nchekwa na ahụike ọrụ. Ọ bụ njikọ nke US DOL (Department of Labor).
NRTL:Mbiri nke ụlọ nyocha nyocha nke mba. Ọ na-ahụ maka nzere ụlọ nyocha. Ruo ugbu a, enwere ụlọ ọrụ nnwale 18 nke ndị NRTL kwadoro, gụnyere TUV, ITS, MET na ndị ọzọ.
cTUVus:Akara asambodo nke TUVRh na North America.
ETL:Mbiri nke American Eletriki Laboratory. E guzobere ya na 1896 site n'aka Albert Einstein, onye America mepụtara ya.
UL:Mkpebi nke Underwriter Laboratories Inc.
▍ Ọdịiche dị n'etiti cTUVus, ETL & UL
| Ihe | UL | cTUVus | ETL |
| Ọkọlọtọ etinyere | Otu | ||
| Ụlọ ọrụ tozuru oke maka nnata akwụkwọ | NRTL (ụlọ nyocha nke mba kwadoro) | ||
| Ngwa ahịa | North America (US na Canada) | ||
| Ụlọ nyocha na asambodo | Underwriter Laboratory (China) Inc na-eme nnwale ma wepụta leta mmechi oru ngo | MCM na-eme nnwale yana asambodo mbipụta TUV | MCM na-eme nnwale yana asambodo mbipụta TUV |
| Etiti oge | 5-12W | 2-3W | 2-3W |
| Ọnụ ego ngwa | Kachasị elu na ọgbọ | Ihe dị ka 50 ~ 60% nke ọnụ ahịa UL | Ihe dị ka 60 ~ 70% nke ọnụ ahịa UL |
| Uru | Ụlọ ọrụ obodo America nwere ezigbo nkwado na US na Canada | Ụlọ ọrụ mba ụwa nwere ikike ma na-enye ọnụahịa ezi uche dị na ya, North America na-amakwa ya | Ụlọ ọrụ America nwere ezigbo nkwado na North America |
| Mwepu |
| Nkwenye akara dị obere karịa nke UL | Nghọta pere mpe karịa nke UL na asambodo akụrụngwa ngwaahịa |
▍ Gịnị kpatara MCM?
● Nkwado dị nro site na ntozu na teknụzụ:Dị ka ụlọ nyocha nyocha nke TUVRH na ITS na Asambodo North America, MCM nwere ike ịme ụdị nnwale ọ bụla ma nye ọrụ ka mma site n'ịgbanwe teknụzụ ihu na ihu.
● Nkwado siri ike sitere na teknụzụ:A kwadebere MCM ngwa nyocha niile maka batrị nke nnukwu, obere na ọrụ nkenke (ya bụ ụgbọ ala eletriki, ike nchekwa, na ngwaahịa dijitalụ elektrọn), nwee ike ịnye ọrụ nnwale batrị na asambodo na North America, na-ekpuchi ụkpụrụ. UL2580, UL1973, UL2271, UL1642, UL2054 na ndị ọzọ.
Nchekwa nke usoro nchekwa nchekwa ike bụ nchegbu nkịtị. Dịka otu akụkụ dị oke mkpa nke sistemu nchekwa ike, nchekwa batrị lithium-ion dị mkpa karịsịa. Dị ka thermal runaway test nwere ike nyochaa ozugbo ihe ize ndụ nke ọkụ na-eme na sistemụ nchekwa ike, ọtụtụ mba emepụtala ụzọ nnwale kwekọrọ na ụkpụrụ ha iji chọpụta ihe ize ndụ nke ịgba ọsọ ọkụ. Dịka ọmụmaatụ, IEC 62619 nke International Electrotechnical Commission (IEC) nyere na-akọwapụta usoro mgbasa ozi iji nyochaa mmetụta nke okpomọkụ na-agba ọsọ nke cell; Ọkọlọtọ mba China GB/T 36276 chọrọ nyocha nke ịgba ọsọ nke sel na thermal runaway nke modul batrị; US Underwriters Laboratories (UL) na-ebipụta ụkpụrụ abụọ, UL 1973 na UL 9540A, ha abụọ na-enyocha mmetụta ịgba ọsọ ọkụ. Emebere UL 9540A ka ọ nyochaa site na ọkwa anọ: cell, modul, kabinet, na mgbasa ọkụ na ọkwa nrụnye. Nsonaazụ nke thermal runaway test nwere ike ọ bụghị naanị na-enyocha n'ozuzu nchekwa nke batrị, ma na-ekwe ka anyị ngwa ngwa na-aghọta thermal runaway nke mkpụrụ ndụ, na-enye ndị yiri paramita maka nchekwa imewe nke sel ndị yiri kemistrị. Ndị na-esonụ data nke ule data maka thermal runaway bụ maka gị ịghọta àgwà nke thermal runaway na nke ọ bụla ogbo na ihe ndị dị na cell.Stage 3 bụ electrolyte decomposition ogbo (T1 ~ T2). Mgbe okpomọkụ ruru 110 ℃, electrolyte na electrode na-adịghị mma, yana electrolyte n'onwe ya ga-eme usoro mmeghachi omume decomposition, na-emepụta nnukwu gas. Igwe gas na-aga n'ihu na-eme ka nrụgide dị n'ime cell na-abawanye nke ọma, na-erute uru enyemaka nrụgide, na gas na-agwụ ike na-emepe (T2). N'oge a, ọtụtụ gas, electrolytes na ihe ndị ọzọ na-ahapụ, na-ewepụ akụkụ nke okpomọkụ, na okpomọkụ na-abawanye ụba na-aghọ ihe ọjọọ.
