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Chimwe Chinhu Chaunofanirwa Kuziva Nezve Mhepo Inoyerera Sensor

Tsanangudzo

 

Iyo yekuyerera kwemhepo sensor, inozivikanwawo seyemhepo yekuyerera mita, ndiyo imwe yeakakosha sensors muEFI injini.Inoshandura kuyerera kwemhepo yakafemerwa kuita chiratidzo chemagetsi uye inotumira kune yemagetsi control unit (ECU).Sensor inoyera kuyerera kwemhepo kuenda kunjini seimwe yezviratidzo zvekutanga kuona jekiseni remafuta.

 

Type

 

Kune akawanda marudzi emhepo inoyerera masensa emagetsi anodzorwa egasoline jekiseni masisitimu.General air flow sensors inogona kuiswa mublade (wing plate) mhando, kuyerwa core type, hot ray type, hot film type, Karman scroll type, etc. zvinoenderana nerudzi rwechimiro.

 

 

Nzira yekuona

 

Blademhando (wing platetype) kuyerera kwemheposensor

 

  1. Pima kukosha kwekupikisa

 

Chekutanga, dzima switch yekubatidza, bvisa tambo yemagetsi yebhatiri, uye wobva wabvisa tambo yekubatanidza yebapiro remhando yekuyerera kwemhepo.Shandisa multimeter kuyera kushorwa pakati pematerminals.Iko kukosha kwekupikisa kunofanirwa kusangana nehuwandu hwehuwandu.Zvikasadaro, iyo mhepo inoyerera sensor inokuvadzwa uye inoda kutsiviwa.

 

  1. Edza kukosha kwevoltage

 

Kutanga plug muinlet yekubatanidza yemhepo inoyerera sensor, wobva watendeudzira switch kune "ON" giya uye shandisa multimeter kuyera voltage pakati peVC neE2 terminals uye pakati peVS neE2 terminals.Mubairo wekuyera unofanirwa kuenderana nemutengo wakajairika.Kana zvisina kudaro, sensor yemhepo inoyerera yakakuvadzwa uye inoda kutsiviwa.

 

  1. Kuyera basa rinobuda chiratidzo

 

Bvisa injector harness, tanga injini, kana shandisa chete chinotangira kutenderedza injini uye shandisa multimeter kuyera voltage pakati peVS neE2 terminals.Iyo voltage inofanirwa kuderera sezvo kuvhurwa kweblade kunowedzera zvishoma nezvishoma.Kana zvisina kudaro, zvinoreva mhepo.Iyo flowmeter yakakuvadzwa uye inoda kutsiviwa.

 

Karman mupumburu mhandokuyerera kwemhepo sensor

 

  1. Pima kukosha kwekupikisa

 

Chekutanga, dzima switch yekubatidza, bvisa tambo yemagetsi yebhatiri, uye wobva wabvisa chinongedzo chetambo yemamita ekuyerera kwemhepo.Shandisa multimeter kuyera kupikisa pakati peTHA neE2 zviteshi zvemamita ekuyerera kwemhepo.Hukoshi hwakayerwa hunofanirwa kuenderana nemutengo wakajairika.Kana zvisina kudaro, mita yekuyerera kwemhepo yakakuvadzwa uye inoda kutsiviwa.

 

  1. Pima kukosha kwevoltage

 

Batanidza mhepo yekuyerera mita yekubatanidza yekubatanidza kutanga, wobva watendeudzira switch kune "ON" chinzvimbo uye shandisa iyo multimeter kutarisa kukosha kwevoltage pakati pematerminal akanyorwa patafura.Inofanira kusangana nezvinodiwa zvekukosha.Zvikasadaro, mita yekuyerera kwemhepo yakakuvadzwa uye inofanira kutsiviwa.

 

  1. Kuyera basa rinobuda chiratidzo

 

Bvisai jekiseni harness, tanga injini kana shandisa chinobatisa chega kumhanyisa injini, uye shandisa oscilloscope kuyera kupomba kwepakati pakati peE1 terminal neKS terminal.Panofanira kuve neyakajairwa pulse waveform, zvikasadaro mhepo inoyerera yakakuvadzwa uye inofanira kutsiviwa.

 

Sravana Sameeralu Serial 4th Hotfweathermhando yekuyerera kwemhepo sensor

 

  1. Dzima chinja chekubatidza, bvisa chinongedzo chekuyerera kwemamita emhepo, uye shandisa multimeter kuyera kupokana pakati pe 3terminal uye nzvimbo yepasi yemuviri wemotokari.Inofanira kuva 0Ω.

 

  1. Shandura shanduko yekudzima ku "ON" uye shandisa multimeter kuyera voltage pakati pezviteshi 2 ne3 zvemamita ekuyerera kwemhepo.Inofanira kunge iri bhatiri voltage.Kana pasina voltage kana kutsauka kwekuverenga kwakanyanya, tarisa dunhu.Tarisa kana mhepo iri pakati pe 4 ne3 terminals inofanira kunge yakakomberedza 5V, zvikasadaro zvinoreva kuti pane dambudziko netambo pakati peECU nemhepo inoyerera sensor kana ECU.Kana paine mhepo yakamira painomira, tarisa kuti volti yepasi yeterminal #2 inenge 14V, zvikasadaro zvinoreva kuti dunhu riri pakati pemamita ekuyerera kwemhepo nepombi relay rakashata.Mhepo iri pakati pe#3 ne#5 zviteshi zvinofanirwa kunge zviri 1.4V kana pasina mutoro.Sezvo injini inomhanya ichiwedzera, magetsi pamativi ose maviri anofanira kuramba achikwira, uye kukosha kwepamusoro kunenge 2.5V, kana zvisina kudaro mita yekuyerera kwemhepo inofanira kutsiviwa.

 

  1. Dzima chinja chekudzima uye bvisa mita yekuyerera kwemhepo.Kana pasina mhepo, voltage pakati pematerminal 3 ne5 inofanira kunge iri 1.5V.Shandisa chifuridziro kuvhuvhuta mhepo inotonhora panopinzwa mita yekuyerera kwemhepo, wobva waendesa chifuridzo kumashure zvishoma nezvishoma.Sezvo kureba kunowedzera, kukosha kwevoltage pakati pezviteshi 3 ne5 kunofanira kuderera zvishoma nezvishoma, kana zvisina kudaro mhepo inoyerera inofanira kutsiviwa nekuverenga.

 

Ndinovimba kuti ruzivo rwakakodzera rwatakagovana nezve mhepo inoyerera sensor inogona kubatsira munhu wese.Chero zvazvinofarira, unogamuchirwa kubata yedu VW Air Flow Sensor mugadziri.

 

Tel: +86-15868796452 ​​Email: sales1@yasenparts.com


Nguva yekutumira: Nov-24-2021