Na'urar firikwensin matsayiabubuwa ne masu mahimmanci a cikin injunan motoci na zamani, suna ba da mahimman bayanai game da matsayin maƙura zuwa Sashin Kula da Injin (ECU).Matsakaicin Matsayi Sensors, Ayyukan su, Nau'o'in, Ka'idodin Aiki, Aikace-aikace da Kalubale.TPS yana taka muhimmiyar rawa wajen kiyaye aikin injin, inganta ingantaccen mai da rage hayaki.Yayin da fasahar kera motoci ke ci gaba da samun ci gaba, TPS ta kasance maɓalli mai mahimmanci a cikin yunƙurin inganta aikin kera motoci da dorewar muhalli.
Matsakaicin Matsayi (TPS) wani muhimmin sashi ne na tsarin allurar mai na lantarki da ake amfani da shi a yawancin injunan konewa na zamani.Yana lura da matsayin farantin magudanar ruwa kuma yana isar da wannan bayanin zuwa Sashen Kula da Injin (ECU).ECU tana amfani da bayanan TPS don ƙididdige madaidaicin cakuda iskar mai, lokacin kunna wuta da nauyin injin, yana tabbatar da mafi kyawun aikin injin ƙarƙashin yanayin tuki daban-daban.Akwai manyan nau'ikan firikwensin matsayi guda biyu: potentiometric da mara lamba.
TPS mai yuwuwa ya ƙunshi nau'in juriya da hannu mai gogewa da aka haɗa da magudanar magudanar ruwa, lokacin da aka buɗe ko rufe farantin magudanar, hannun mai gogewa yana motsawa tare da nau'in juriya, yana canza juriya kuma yana haifar da daidaitaccen siginar magudanar matsayi.Ana aika wannan ƙarfin lantarki na analog zuwa ECU don sarrafawa.TPS mara lamba, wanda kuma aka sani da Hall Effect TPS, yana amfani da ƙa'idar Tasirin Hall don auna matsayin maƙura.Ya ƙunshi maganadisu da ke haɗe zuwa magudanar ruwa da firikwensin tasirin Hall.
Yayin da maganadisu ke jujjuyawa tare da magudanar ruwa, yana haifar da filin maganadisu, wanda na'urar firikwensin Hall ta gano, yana samar da siginar wutar lantarki.Idan aka kwatanta da TPS mai ƙarfi, TPS mara lamba yana ba da tabbaci mafi girma da dorewa saboda babu sassan injina a cikin hulɗar kai tsaye tare da magudanar ruwa.Ka'idar aiki ta TPS ita ce ta canza motsin inji na bawul ɗin maƙura zuwa siginar lantarki wanda sashin sarrafa lantarki zai iya ganewa.
Yayin da farantin magudanar ke juyawa, hannun mai gogewa a kan madaidaicin TPS yana motsawa tare da alamar juriya, yana canza fitowar wutar lantarki, kuma lokacin da aka rufe magudanar, juriya tana kan iyakarta, yana haifar da siginar ƙarancin wutar lantarki.Yayin da ma'aunin ya buɗe, juriya yana raguwa, yana haifar da siginar wutar lantarki ta tashi daidai gwargwado.Naúrar sarrafa lantarki tana fassara wannan siginar ƙarfin lantarki don tantance matsayin maƙura da daidaita sigogin injin daidai.A cikin TPS mara lamba, maganadisu mai jujjuyawar tana haifar da canjin maganadisu, wanda firikwensin tasirin Hall ya gano.
Wannan yana haifar da siginar wutar lantarki mai fitarwa daidai da matsayi na maƙura, lokacin da aka buɗe farantin magudanar, ƙarfin filin magnetic da aka gano ta hanyar tasirin tasirin zauren ya canza, sashin sarrafa lantarki yana aiwatar da wannan siginar don sarrafa aikin injin.Ana samun firikwensin matsayi na magudanar ruwa a cikin injunan konewa iri-iri, gami da motoci, babura, jiragen ruwa, da sauran ababen hawa.Su ne muhimman abubuwan da ke cikin tsarin allurar mai na lantarki da tsarin sarrafa magudanar lantarki, suna ba da damar sarrafa daidaitaccen aikin injin da fitar da hayaki.
Haɗin firikwensin matsayi na maƙura yana kawo fa'idodi da yawa ga tsarin kera motoci na zamani.Na'urar firikwensin matsayi yana ba da damar na'ura mai sarrafa lantarki don haɓaka cakuda mai-iska da lokacin kunnawa don yanayin tuki daban-daban ta hanyar samar da cikakkun bayanan matsayi na maƙura, ta yadda yake Taimakawa inganta aikin injin.Ta hanyar sarrafa daidaitaccen rabon iskar man fetur, TPS yana taimakawa inganta ingantaccen mai, yana haifar da ƙarancin amfani da mai da hayaƙi.
Babban aikin
A cikin zuciyar aikinsa, na'urar firikwensin matsayi yana gano matsayin ma'aunin farantin, wanda ke buɗewa ko rufe lokacin da direba ya danne fedalin iskar gas, yana daidaita yawan iskar da ke shiga mashin ɗin injin ɗin.Na'urar firikwensin matsayi da aka ɗora akan ma'aunin ma'aunin zafi da sanyio ko manne a ma'aunin ma'auni yana bin daidai motsin ruwan ma'aunin kuma ya canza shi zuwa siginar lantarki, yawanci ƙarfin lantarki ko ƙimar juriya.Ana aika wannan siginar zuwa ECU, wanda ke amfani da bayanan don yin gyare-gyare na ainihi ga sigogin injin.
Ɗaya daga cikin mahimman ayyuka na TPS shine don taimakawa ECU ƙayyade nauyin injin.Ta hanyar daidaita matsayin maƙura da sauran sigogin injin kamar saurin injin (RPM) da matsa lamba mai yawa (MAP), ECU na iya ƙididdige nauyin da ke kan injin daidai.Bayanan lodin injin yana da mahimmanci don tantance lokacin allurar mai da ake buƙata, lokacin kunna wuta da sauran abubuwan da suka danganci aikin.Wannan bayanin yana ba da damar na'urar sarrafawa ta lantarki don inganta haɗin iska da man fetur.
A cikin motocin zamani masu sanye da Kayan Wutar Lantarki (ETC), TPS na taimakawa sauƙaƙe sadarwa tsakanin shigarwar fedar tuƙi da motsin injin injin.A cikin tsarin magudanar ruwa na al'ada, ana haɗa fedar gas ɗin da injina zuwa fedar gas ta hanyar kebul.Koyaya, a cikin tsarin ETC, ECU tana sarrafa bawul ɗin magudanar ta hanyar lantarki bisa ga bayanan TPS.Wannan fasaha tana ba da daidaito mafi girma da amsawa, haɓaka ƙwarewar tuƙi gaba ɗaya da aminci.
Wani muhimmin al'amari na TPS shine rawar da yake takawa a cikin binciken injiniya, sashin kula da lantarki yana ci gaba da lura da siginar TPS kuma yana kwatanta shi da sauran karatun firikwensin injin.Duk wani sabani ko rashin fahimta a cikin bayanan TPS yana haifar da lambar matsala mai ganowa (DTC) kuma tana haskaka hasken “injin duba” akan kwamitin kayan aiki.Wannan yana taimaka wa injiniyoyi su gano yuwuwar al'amurran da suka shafi tsarin magudanar ruwa ko wasu kayan aikin injin don kulawa da gyara kan lokaci.
Lokacin aikawa: Agusta-22-2023