Shin zan yi amfani da mai na mota tare da molybdenum?

Akwai duka biyu mai kyau da mara kyau reviews game da mota mai tare da molybdenum. Wasu sun gaskata cewa wannan ƙari yana ba da kyawawan halaye masu kyau. Wasu kuma sun ce molybdenum yana lalata injin. Har ila yau wasu na ganin cewa ambaton kasancewar wannan karfen a hada man fetur din wata dabara ce ta tallata shi kuma man da ke da shi bai da bambanci da sauran.

Menene molybdenum da ake amfani dashi a cikin mai

Yana da mahimmanci a san cewa ba a taɓa amfani da molybdenum mai tsabta a cikin mai ba. Molybdenum disulfide (molybdenite) ne kawai ake amfani da shi tare da dabarar sinadarai MOS2 - molybdenum atom guda ɗaya da aka haɗa da ƙwayoyin sulfur guda biyu. A zahiri, foda ne mai duhu, mai santsi zuwa taɓawa, kamar graphite. Ya bar alama akan takarda. "Oil tare da molybdenum" jumla ce ta gama gari a cikin rayuwar yau da kullun, don kada a dagula magana da kalmomin sinadarai.

Barbashi na Molybdenite suna cikin nau'in flakes na microscopic tare da kaddarorin mai na musamman. Lokacin da suka bugi juna, suna zamewa, suna rage tashin hankali sosai.

Menene amfanin molybdenum

Molybdenite yana samar da fim a kan sassan da ke shafa na injin, wani lokacin multi-layered, yana kare su daga lalacewa kuma yana aiki a matsayin wakili na anti-seize.

Ƙara shi zuwa mai na motoci yana ba da fa'idodi masu yawa:

• ta hanyar rage rikice-rikice, amfani da man fetur yana raguwa sosai;
• injin yana aiki da laushi da shuru;
• idan aka yi amfani da shi tare da mai mai danko, wannan ƙari na iya, na ɗan lokaci kaɗan, amma ya tsawaita rayuwar injin da aka sawa kafin a sake gyarawa.

Wadannan kaddarorin masu ban mamaki na molybdenite masana kimiyya da makanikai ne suka gano su a farkon rabin karni na 20. Tuni a cikin yakin duniya na biyu, an yi amfani da wannan ƙari akan kayan aikin soja na Wehrmacht. Saboda fim din molybdenite a kan mahimman sassa na injuna, alal misali, tanki na iya motsawa na ɗan lokaci ko da bayan rasa mai. An kuma yi amfani da wannan bangaren a cikin jirage masu saukar ungulu na Sojojin Amurka, da sauran wurare da dama.

Lokacin da Molybdenum na iya zama cutarwa

Idan wannan ƙari yana da ƙari kawai, to babu dalilin yin magana game da maki mara kyau. Duk da haka, akwai irin waɗannan dalilai.

Molybdenum, ciki har da a cikin abun da ke ciki na disulfide, ya fara yin oxidize a yanayin zafi sama da 400C. A wannan yanayin, ana ƙara ƙwayoyin oxygen zuwa ƙwayoyin sulfur, kuma an kafa sababbin abubuwa tare da kaddarorin daban-daban.

Misali, a gaban kwayoyin ruwa, ana iya samar da sulfuric acid, wanda ke lalata karafa. Ba tare da ruwa ba, an kafa mahadi na carbide, wanda ba za a iya ajiye shi a kan sassan shafa akai-akai ba, amma ana iya ajiye shi a wurare masu mahimmanci na ƙungiyar piston. A sakamakon haka, coking na piston zobe, scuffing na piston madubi, samuwar slag har ma da engine gazawar na iya faruwa.

Wannan yana samun goyan bayan binciken kimiyya:

• Yin amfani da TEOST MHT don Ƙimar Oxidation Na Musamman a cikin Ƙananan Injin Fosfour (STLE);
• Binciken Injinan Samar Da Kuɗi akan TEOST 33 C ta Injin Mai Mai Dauke da Mo DTC;
• Inganta Tattalin Arzikin Man Fetur tare da MoDTC ba tare da Ƙara Adadin TEOST33C ba.

Sakamakon waɗannan binciken, an tabbatar da cewa molybdenum disulfide, a ƙarƙashin wasu sharuɗɗa, yana aiki a matsayin abin da ke haifar da samuwar ajiya na carbide.

Saboda haka, mai da irin wannan ƙari ba a ba da shawarar don amfani a cikin injuna inda yawan zafin jiki na aiki a yankin aikin tafasa ya wuce digiri 400.

Masu kera sun san kaddarorin injinan su sosai. Don haka, suna ba da shawarwari kan abin da ya kamata a yi amfani da mai. Idan an hana amfani da mai tare da irin waɗannan abubuwan ƙari, to bai kamata a yi amfani da su ba.

Har ila yau, irin wannan man zai iya yin mummunan aiki akan kowane injin idan ya yi zafi sama da 400C.

Molybdenite abu ne mai jure damuwa na inji. Ba mai yiwuwa ga faɗuwa da faɗuwa ba. Koyaya, bai kamata a sarrafa man molybdenum fiye da shawarar da masana'anta suka ba da shawarar ba saboda babban kayan tushe da sauran abubuwan ƙari na iya zama matsala.

Yadda za a gano game da kasancewar molybdenum a cikin man inji

Tare da gasa mai zafi a kasuwar mai, babu wani masana'anta da zai lalata kasuwancin su ta hanyar ƙara abubuwan da ke cutarwa ga mai. Har ila yau, babu wani masana'anta da zai bayyana abubuwan da ke tattare da mai a cikakke, saboda wannan babban sirrin masana'antu ne. Sabili da haka, yana yiwuwa molybdenite yana samuwa a cikin adadi daban-daban a cikin mai daga masana'antun daban-daban.

Mai amfani mai sauƙi baya buƙatar ɗaukar mai zuwa dakin gwaje-gwaje don gano kasancewar molybdenum. Don kanka, ana iya ƙayyade kasancewarsa ta launi na man fetur. Molybdenite launin toka ne mai duhu ko baƙar fata kuma yana ba mai mai duhu duhu.

Tun lokacin da Tarayyar Soviet, da albarkatun mota injuna ya karu sau da yawa. Kuma abin da ya dace a cikin wannan ba kawai masu kera motoci ba ne, har ma da masu ƙirƙirar mai na zamani. Ana nazarin hulɗar mai tare da ƙari daban-daban da abubuwan haɗin mota a zahiri a matakin atom. Kowane masana'anta yana ƙoƙari ya zama mafi kyau a cikin gwagwarmaya mai wuya ga mai siye. Ana ƙirƙira sabbin abubuwan ƙirƙira. Misali, maimakon molybdenum, ana amfani da tungsten disulfide. Saboda haka, m rubutu "Molybdenum" ne kawai m dabarun talla. Kuma aikin mai sha'awar mota shine siyan mai na asali (ba na jabu ba) daga masana'anta da aka ba da shawarar.