Sulfated ash abun ciki na mai. Menene wannan saitin ya shafi?

Manufar abun ciki na sulfate ash da gradation na mai bisa ga wannan siga

Sulphated ash shine kashi na jimlar yawan man mai na daban-daban masu ƙarfi masu ƙarfi da ƙwayoyin cuta waɗanda aka kafa bayan an ƙone mai. Wannan siga ce aka fi yin la'akari da ita a yau, kodayake akwai wasu nau'ikan abun ciki na toka da aka yi la'akari da su a cikin binciken mai.

Sulfate shine, ta ma'anarsa, gishiri na sulfuric acid, wani sinadari wanda ke da anion -SO a cikin abun da ke ciki.₄. Wannan bangare na sunan ya fito ne daga hanyar kirga toka a cikin man mota.

Man shafawa da aka gwada don abun cikin toka yana ƙonewa a ƙarƙashin yanayin dakin gwaje-gwaje a yanayin zafi mai zafi (kimanin 775 ° C) har sai an sami ƙaƙƙarfan taro mai kama da juna, sannan a bi da shi da sulfuric acid. Sakamakon abubuwa masu yawa da yawa ana sake ƙididdige su har sai adadinsa ya daina raguwa. Wannan ragowar zai zama tokar da ba za ta iya ƙonewa ba kuma za ta zauna a cikin injin ko shaye-shaye. Adadinsa yana da alaƙa da adadin farkon samfurin kuma ana ƙididdige adadin, wanda shine naúrar auna abun cikin ash sulfate.

Sulphated ash abun ciki na mai gabaɗaya manuniya ce ta adadin antiwear, matsananci matsa lamba da sauran additives. Da farko, abun cikin ash na tushe mai tsabta, dangane da yanayin asalinsa, yawanci baya wuce 0,005%. Wato lita daya na mai ya kai MG 1 kacal na ash.

Bayan wadatar da abubuwan da suka ƙunshi alli, zinc, phosphorus, magnesium, molybdenum da sauran abubuwan sinadarai, abun cikin ash sulfate na mai yana ƙaruwa sosai. Ƙarfinsa don samar da ƙaƙƙarfan ƙwayoyin toka maras ƙonewa yayin bazuwar thermal yana ƙaruwa.

A yau, rarrabuwar ACEA tana ba da nau'ikan man shafawa guda uku dangane da abun cikin ash:

• Cikakken Saps (cikakken-ash lubricants) - abun ciki na sulfated ash shine 1-1,1% na jimlar yawan man.
• Mid Saps (matsakaicin ash mai) - don samfuran da wannan tsari, adadin ash yana tsakanin 0,6 da 0,9%.
• Low Saps (ƙananan ash lubricants) - ash bai wuce 0,5%.

Akwai yarjejeniya ta duniya bisa ga abin da ke cikin toka a cikin mai na zamani kada ya wuce 2%.

Menene ash sulfate ke shafar?

Babban abun ciki na sulfate ash yana nuna ɗimbin fakitin ƙari. Aƙalla, mai tare da babban abun ciki na toka yana da yawa a cikin wanki (calcium), antiwear da matsananciyar matsa lamba (zinc-phosphorus). Wannan yana nufin cewa ƙarin wadataccen mai tare da ƙari, duk sauran abubuwa daidai suke (tushe ɗaya, yanayin aiki iri ɗaya, daidai lokacin maye gurbin), zai fi dogaro da kare injin a manyan lodi akansa.

Sulphated ash kai tsaye kayyade adadin wadanda ba combustible, m toka barbashi kafa a cikin engine. Kada ku ruɗe tare da ajiyar zuƙowa. Sot, ba kamar toka ba, na iya ƙonewa a yanayin zafi mai yawa. Ash - ba.

Abubuwan da ke cikin ash yana da babban tasiri akan kariyar kariya da kayan wanke-wanke na man inji. Wannan sifa tana da alaƙa kai tsaye da wani muhimmin ma'aunin kimantawa na mai: lambar tushe.

Wane abun cikin tokar mai ne ya fi dacewa da injin?

Sulphated ash siffa ce mai ma'ana ta man inji. Kuma a gane shi a matsayin mai kyau ko mara kyau kawai ba zai yiwu ba.

Ƙara yawan abun ciki na sulfate ash zai haifar da mummunan sakamako masu zuwa.

1. Ƙarfafa fitar da ƙaƙƙarfan tokar da ba za ta iya ƙonewa ba a cikin mashin ɗin shaye-shaye, wanda zai yi illa ga rayuwar tacewa ko mai kara kuzari. Tace particulate yana iya ƙone ta tare da samuwar carbon oxides, ruwa da wasu sauran abubuwan kawai carbon soot. M Organic ash sau da yawa zauna a kan ganuwar da particulate tace kuma a tsaye gyarawa a can. An rage yanki mai amfani na tushen tacewa. Kuma wata rana za ta yi kasala ne kawai idan aka zuba mai da toka mai yawa cikin tsari bisa tsari. Ana lura da irin wannan yanayin tare da mai kara kuzari. Koyaya, ƙimar rufewar sa zai yi ƙasa da na tacewa.
2. Hanzarta ma'ajiyar carbon akan pistons, zobe da matosai. Coking na zobe da pistons yana da alaƙa kai tsaye da babban abun cikin ash a cikin mai. Man shafawa mai ƙananan ash yana barin sau da yawa ƙasa da toka bayan ƙonewa. Samar da ingantacciyar ash adibas a kan kyandirori take kaiwa zuwa haske ƙonewa (untimely ƙonewa na man fetur a cikin cylinders ba daga walƙiya na kyandir, amma daga zafi ash).

3. Gaggauta lalacewan injin. Ash yana da tasirin abrasive. A karkashin yanayi na al'ada, wannan a zahiri baya shafar albarkatun injin ta kowace hanya: kusan gaba ɗaya yana tashi cikin bututun shayewa ba tare da lalata rukunin piston ba. Duk da haka, a cikin yanayi inda injin yana ɗaukar man fetur don sharar gida, kuma a lokaci guda tsarin USR yana aiki, ash abrasive zai zagaya tsakanin ɗakunan konewa. Sannu a hankali ana cire ƙarfe daga silinda da zoben piston.

Taƙaice, zamu iya cewa: ƙara yawan ash abun ciki na mai don injuna masu sauƙi, ba tare da masu haɓakawa da masu tacewa ba, ya fi kyau fiye da mara kyau. Amma ga injuna na zamani na EURO-5 da EURO-6, sanye take da abubuwan tacewa da masu kara kuzari, babban abun cikin ash zai haifar da saurin lalacewa na waɗannan na'urori masu tsada. Dangane da ilimin halittu, yanayin shine kamar haka: ƙananan abun ciki na toka, ƙarancin gurɓataccen yanayi.

MENENE MAN ASHA KUMA ME YASA MOTAR KE BUKATA?