Nā hewa maʻamau o nā Supercharger o nā ʻenekini Diesel Marine

2023-03-03

ʻO ke kahe ikaika o ka ea i loko o ka ʻōnaehana compressor o ka supercharger ke kumu i ka haʻalulu ikaika o ka compressor a hana i kahi leo wheezing ʻino, i kapa ʻia ʻo ka surge phenomenon o ka supercharger.
ʻO kēia ʻano mea e hoʻoulu ai i ka haʻalulu o ka supercharger shaft a me ka mechanical jolt o ka supercharger holoʻokoʻa, kahi mea ʻino loa i ka hana palekana o ka supercharger. Nui nā kumu no ka piʻi ʻana o ka supercharger, i hōʻuluʻulu ʻia penei:
1. Hoʻopaʻa ʻia ke ala kahe ea.
ʻO ke ala kahe o ka ea o ka compressor mai ka pale kānana inlet → compressor → air cooler → scavenging air box → cylinder inlet → exhaust port (valve) → exhaust pipe → exhaust gas turbine → chimney.
ʻO ka paʻa ʻana o ka lepo ma kekahi ʻāpana o ka ʻōnaehana e hoʻemi i ka kahe kahe a hoʻonui i ke kaomi hope.
Ma waena o lākou, ʻo nā ʻāpana i maʻalahi ka lepo ʻo ia ka pale kānana inlet, compressor blade diffuser a me impeller, air cooler, cylinder intake a me exhaust ports, turbine nozzle ring a me impeller, pono e hoʻomaʻemaʻe ʻia e hoʻopau i ka clogging lepo.
2. He hewa nā ʻāpana o ka mea hoʻokipa ponoʻī, e hopena i ka hoʻohālikelike maikaʻi ʻole o ka supercharger.
ʻO ka nui o ka lele ʻana o ka ea mai ke apo piston, ʻaʻole i pani paʻa ʻia ka pahu hoʻopau, ʻo ia ka mea e hoʻonui ai ka wikiwiki o ka supercharger, piʻi ka neʻe ʻana o ka supercharger, ʻaʻole hiki ke hoʻohana ʻia ka mīkini nui, a me ke kaomi hope. piʻi aʻe e hoʻoulu ai. Pono e hoʻoikaika ʻia ka mālama ʻana, a pono e hoʻoponopono pololei ʻia ka hoʻomaʻemaʻe wela o ka pahu hoʻopau.
3. Hoʻolako ʻia ka ʻenekini diesel me nā supercharger pulse lehulehu, a emi ka wikiwiki o ka supercharger i ka wā e pio ai kekahi cylinder, ʻoiai ke hoʻololi liʻiliʻi nei ke kaomi o ka pahu scavenging, e hoʻonui ai i ke kaomi hope o ka supercharger.
Inā loaʻa ka piʻi i loko o kēia hihia, hiki ke pani ʻia ka cylinder i hoʻopili ʻia me kahi supercharger non-surge e hoʻoponopono i ke kaomi o ka pahu scavenging i ke kaomi hope o ka supercharger.
A i ʻole ma muli o ke ʻano like ʻole o ka ukana o kēlā me kēia cylinder o ka ʻenekini diesel, i kēia manawa, ʻo ka supercharger i pili i ka cylinder me ka haʻawe liʻiliʻi loa e loaʻa i ke kua kiʻekiʻe a hoʻoulu i ka piʻi ʻana, a laila pono e ana i ka ukana o kēlā me kēia pahu. , a hoʻoholo i ka nui o ka wahie injection ma hope o ka hōʻoia ʻana. E hoʻonui pono i ka ukana o kēlā me kēia cylinder e like me ka hiki, ʻo ia hoʻi, hiki ke hoʻopau ʻia.