Ƙwanƙwasawa a cikin engine: Sanadin kuma Sakamako

Kowane aikin mota daga lokaci zuwa lokaci muna ji a buga a lokacin engine aiki. Abin da ya sa wadannan sauti, da kuma ko yana yiwuwa domin sanin da kunne daidai da kashi ne daga oda?

Common haddasawa

Kullum, a lokacin da al'ada lubrication kuma sanyaya na buga a cikin engine na faruwa saboda gaskiyar cewa tsakanin sassa abin da suke a connection, da yarda ƙaruwa. Kullum wannan sauti aka ji da kyau a lokacin da rata zama game da uku sau fi maras muhimmanci darajar. Da zaran da rata qara, da kudi na lalacewa daga engine aka gyara ƙaruwa da kuma yin karan zama da karfi.

Wani lokaci halin da ake ciki inda ƙwanƙwasawa auku a cikin engine da kuma al'ada da rata size. A wannan yanayin, shi za a iya lalacewa ta hanyar dalilai kamar manyan engine kaya, misalignment da jamming daya daga cikin sassa, rage mai danko saboda zafi fiye da kima ko dilution tare da wani ruwa (msl, lokacin da man fetur shiga cikin man).

Ƙayyade da sauti

Ka ce a lokaci daya - domin sanin engine buga a cikin kunne wani lokacin wuya sosai har ma ga wani gogaggen motorman. Amma dokokin general har yanzu wanzu.

Idan akwai wani buga akai-akai, ya kamata ka gwada drive a daban-daban halaye. Kamar yadda aka sani, da engine aiki yanayin sigogi ne rotational gudun da crankshaft da kaya da qara kamar yadda bude na da maƙura bawul. Idan wani karuwa a yawan jũya daga engine sauti ne Littafi, shi ne m, da matsalar da ya kamata a nemi a cikin plunger da lokaci.

Tare da karuwa a load qara matsa lamba a cikin cylinders kuma, correspondingly, qara load a kan motsi sassa na engine - musamman fistan kungiyar. Saboda haka, a gaban lahani tsiro karfi kamar yadda load ƙaruwa a cikin crank inji wata buga a cikin engine.

Yanzu bari mu yi kokarin ayyana "pounding" abu a kan yin karan sautin. Idan engine aka idling , ku ji wani thud, wanda sa'an nan, tare da kara gudu, shi ya zama da karfi, kuma mafi sau da yawa, shi "darkãke" da crankshaft, wanda aka sawa abun da ake sakawa a haɗa sanda ko babban hali ko shaft mujallar. A dalilin iya zama untimely sauyawa na man fetur ko kuma man tace.

Thud na engine "da sanyi" cewa shi ne, sanyi farko, na iya nuna lalacewa na camshaft bearings. Yawanci, irin wannan buga yana ba fiye da kamar wata seconds har da man fetur samun a zahiri. Idan wani buga sa'an nan vuya, tare da camshaft ne har yanzu yiwu a yi tafiya har zuwa 50,000 km. Daga baya yin karan zama audible ko da lokacin da suka fara a dumi engine, kuma tsõro a cikin mota take kaiwa zuwa da cewa man fetur amfani ƙaruwa, deteriorate da startability na da ikon naúrar, kuma ma akwai shaida na coke a kan bawul wurin zama. hanyar lalacewa camshaft bearings iya zama matalauta ingancin mai aiki bearings low man ko ba ya nan, ya shiga cikin man ko ruwa impurities.

Light karfe engine buga abin da ke faruwa tare da kara rotations iya nuna fasa. Saboda haka muke kira wani sabon abu a cikin wanda da man fetur konewa daruruwan sau sauri fiye da a karkashin al'ada yanayi. Bayan harin, a buga kalaman, wanda a lokacin yunkuri na fistan saukar da dama, sau da aka nuna ta fistan da kuma Silinda kai, haddasa haka guda buga. Bugu da kari ya buga na buga iya nuna wani digo a cikin engine ikon, girgiza naúrar a lokacin aiki, zafi fiye da kima daga cikin Silinda kai. Hanyar fasa ne yin amfani da low Octane man fetur ajiya samuwar a cikin konewa jam'iyya, da gazawar da ta EGR bawul. A sakamakon zama fasa lalacewar pistons da fistan zobba.