Posachedwapa, UL yatulutsa ndondomeko ya UL 9540B Outline of Investigation for Large-Scale Fire Test for Residential Battery Energy Storage Systems. Timayembekezera mafunso ambiri motero tikupereka mayankho pasadakhale.

Q: Kodi maziko a chitukuko cha UL 9540B ndi chiyani?

Yankho: Maulamuliro Ena Amene Ali ndi Ulamuliro (AHJs) ku United States anasonyeza kuti mndandanda woyesera wa UL 9540A wokha sunali wokwanira kukwaniritsa zofunikira za 2022 California Fire Code, zomwe zinapangitsa kuti kuyezetsa moto kwakukulu. Chifukwa chake, UL 9540B idapangidwa potengera zomwe zachokera ku dipatimenti zozimitsa moto, kuphatikiza kuyesa kwa UL 9540A, komwe cholinga chake ndi kuthana ndi nkhawa kuchokera ku ma AHJ osiyanasiyana ndi madipatimenti ozimitsa moto.

Q: Kodi pali kusiyana kotani pakati pa UL 9540A ndi UL 9540B?

A:

1. Kuchuluka: UL 9540B imayang'ana makamaka makina osungira mphamvu m'nyumba za 20 kWh kapena kuchepera, kupatula njira zosungiramo mphamvu zamalonda kapena zamafakitale.
2. Zoyesa Zoyesa: UL 9540A imafuna kuyesa pa selo, module, ndi ma unit unit, pamene UL 9540B imangofunika kuyesa kwa selo ndi kuyesa kufalikira kwa moto.
3. Lipoti: UL 9540A imapanga malipoti atatu oyesera omwe amagwiritsidwa ntchito kuwunika momwe dongosololi lingagwiritsire ntchito kufalitsa kuthawa chifukwa cha kulephera kwa batri. UL 9540B imapanga lipoti limodzi loyesera lomwe limayang'ana pakuwunika momwe moto umafalikira komanso momwe kutentha kwake kumakhudzira chilengedwe.

Q: Ngati malonda amaliza kuyesa kwa UL 9540A, kodi pali deta yomwe ingagwiritsidwe ntchito pa UL 9540B?

A: Lipoti la mayeso a UL 9540A angagwiritsidwe ntchito poyesa ma cell a UL 9540B. Komabe, chifukwa cha UL 9540B kukhala njira yoyesera yosiyana, kuyesa kufalikira kwa moto pansi pa UL 9540B kuyenera kutsirizidwa.

Q: Kodi makina osungira mphamvu zogona amayenera kuyesedwa pansi pa UL 9540A ndi UL 9540B?

A: Sichoncho. Kuti mupeze certification ya UL 9540, molingana ndi miyezo yoyika (NFPA 855, IRC), makina osungira mphamvu mnyumba zogona ayenera kukwaniritsa miyezo ya UL 9540A ya yuniti pamene mpata pakati pa makina osungira mphamvu ya batire ndi wosakwana mamita 0.9. Ma AHJ ena angafunike opanga kuti apereke data yoyeserera pakuyesa kwakukulu kwa moto kutengera zofunikira zakuwongolera kwanuko, monga California Fire Code. Komabe, njira zenizeni zoyesera moto waukulu sizinasindikizidwebe. UL 9540B ikufuna kupereka njira yosasinthika yoyesera yoyesera moto waukulu kuti ikwaniritse zofunikira za AHJs izi.

Q:Kodi UL 9540B imandithandiza bwanji kuti zinthu zanga zivomerezedwe ku US kapena misika ina?

A: Chitsimikizo cha UL 9540 ndi kuyezetsa kwa UL 9540A ndizofunikira mu UL 9540 ndi NFPA 855 kuti malonda avomerezedwe ku US ndi misika ina. Komabe, madera ena ku North America saona UL 9540A kukhala yoyimira kuyesa kwakukulu kozimitsa moto monga momwe amafunira ndi code yawo yozimitsa moto - kope la 2022 la California Fire Code, mwachitsanzo. Zikatero, Code Authority imafuna kuyesa kwakukulu kwa moto kwa machitidwe osungira mphamvu zogona, ndipo apa ndipamene UL 9540B ikugwirizana. chidziwitso chifukwa cha chochitika chofalitsa chothawa chotentha.

Q:Kodi UL 9540B ikufuna kukhala Mulingo?

A: Inde, pali mapulani opangira UL 9540B kuti ikhale yofanana ndi UL 9540A. Pakadali pano UL 9540B imatulutsidwa ngati autilaini yothana ndi zosowa zaposachedwa za AHJ.