Dab tsi yog txhais los ntawm nws pib ignition kub?
Dab tsi yog txhais los ntawm nws pib ignition kub?

Video: Dab tsi yog txhais los ntawm nws pib ignition kub?

Video: Dab tsi yog txhais los ntawm nws pib ignition kub?
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Cov autoignition kub los yog kindling point ntawm ib yam khoom yog qhov qis tshaj kub nyob rau hauv uas nws spontaneously ignites nyob rau hauv ib txwm huab cua tsis muaj ib tug sab nraud qhov chaw ntawm hluav taws xob , xws li nplaim taws lossis lub txim taws. Qhov no kub yog yuav tsum tau muab cov activation zog xav tau rau combustion.

Ua kom pom qhov no, qhov pib ignition kub ntawm hydrogen yog dab tsi?

txij li thaum autoignition kub ntawm hydrogen yog 585°C [8].

Tsis tas li ntawd, koj yuav ua li cas xyuas qhov kub thiab txias? Feem ntau, ignition kub yog ntsuas los ntawm kev tso cov khoom nyob rau hauv ib nrab-litre hlab ntsha thiab nyob rau hauv ib tug kub - tswj qhov cub.

Tib neeg kuj nug, dab tsi yog qhov pib ignition kub ntawm ntoo?

Ignition Temperature ntawm Ntoo Ntoo muab tso rau hauv qhov cub ntawm 700 ° F. catches hluav taws yuav luag tam sim ntawd. Ntawm qhov cub kub ntawm 450 ° -500 ° F., lub ntoo maj mam chars thiab feem ntau ignites tom qab ob peb teev. "Pyrophoric carbon," tsim thaum ntoo maj mam chars, absorbs thiab sib txuas sai nrog oxygen.

Dab tsi yog qhov txawv ntawm flash point thiab nws pib ignition kub?

Cov flash point ntawm cov kua flammable yog qhov qis tshaj kub nyob rau hauv uas yuav muaj txaus flammable vapor rau taws thaum ib hluav taws xob qhov chaw yog siv. Tsis zoo li cov ntsiab lus flash , cov autoignition kub tsis siv ib hluav taws xob qhov chaw. Yog li ntawd, lub autoignition kub yog siab tshaj qhov flash point.

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