Cetane lambar inganta kuma ana kiranta dizal cetane number enhancer
Cetane adadin dizal shine babban ma'anar anti-bugu na man dizal.
Lamarin da ke faruwa a saman injin dizal ya yi kama da na injin mai, amma dalilin bugun ya sha banban.
Duk da cewa duka fashe-fashen sun samo asali ne daga konewar man fetur ba da dadewa ba, dalilin fashewar injin dizal shine kawai kishiyar injin mai, saboda dizal ba shi da sauƙi ga konewar kwatsam, farkon konewar kwatsam, tara mai a cikin silinda da yawa.
Saboda haka, adadin cetane na dizal shima yana wakiltar dabi'ar dizal.
Lambar cetane shine 100 n-cetane.Idan juriyar ƙwanƙwasa wani mai yayi daidai da na daidaitaccen man fetur mai ɗauke da 52% n-cetane, adadin cetane na mai shine 52.
Amfani da babban man dizal, daidaiton konewar injin dizal, ƙarfin zafi mai ƙarfi, ceton mai.
Gabaɗaya, injunan diesel masu sauri masu saurin 1000 RPM suna amfani da dizal mai haske mai ƙimar cetane 45-50, yayin da injunan diesel masu matsakaici da ƙananan gudu waɗanda ke ƙasa da 1000 RPM suna iya amfani da dizal mai nauyi mai ƙimar cetane 35. -49.
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Samfura | |||||
Abu | Daidaitawa | Sakamakon Gwaji | |||
Bayyanar | Ruwa mara launi ko rawaya mai haske | TSARA | |||
Tsafta, % | ≥99.5 | 99.88 | |||
Yawan yawa(20℃kg/m3 | 960-970 | 963.8 | |||
(20℃),mm2/s | 1.700-1.800 | 1.739 | |||
Wurin walƙiya (rufe),℃ | ≥77 | 81.4 | |||
Chrome, ba. | ≤0.5 | <0.5 | |||
Danshi, mg/kg | ≤450 | 128 | |||
Acidity, mgKOH/100ml
| ≤3 | 1.89 | |||
(50℃3h),daraja | ≤1 | 1b | |||
Babu | Babu |