A cikin 'yan shekarun nan, na'urar firikwensin da fasaharsa suna da amfani sosai a cikin injin wanki.Firikwensin yana gano bayanin matsayin injin wanki kamarzafin ruwa, ingancin zane, adadin zane, da digiri na tsaftacewa, kuma yana aika wannan bayanin zuwa microcontroller.Mai sarrafa microcontroller yana amfani da shirin sarrafawa mai ruɗi don nazarin bayanan da aka gano.Don ƙayyade mafi kyawun lokacin wankewa, ƙarfin kwararar ruwa, yanayin ruwa, lokacin bushewa da matakin ruwa, ana sarrafa duk aikin injin wanki ta atomatik.
Anan ga manyan na'urori masu auna firikwensin a cikin injin wanki cikakke atomatik.
Firikwensin adadin zane
Tufafi mai ɗaukar nauyi, wanda kuma aka sani da firikwensin nauyin kaya, ana amfani da shi don gano adadin suturar lokacin wankewa.Bisa ga ka'idar gano firikwensin za'a iya kasu kashi uku:
1. Bisa ga canji na motsin motsi na yanzu don gano nauyin tufafi.Ka'idar ganowa ita ce lokacin da nauyin ya yi girma, halin yanzu na motar ya zama mafi girma;Lokacin da nauyin ya yi ƙarami, motsin motar ya zama ƙarami.Ta hanyar ƙayyadaddun canji na halin yanzu na motar, ana yin hukunci da nauyin tufafi bisa ga ƙimar mahimmanci na wani lokaci.
2. Bisa ga canjin ka'idar ƙarfin lantarki da aka samar a duka ƙarshen iska lokacin da aka dakatar da motar, an gano shi.Ka'idar ganowa ita ce idan aka zuba wani adadin ruwa a cikin bokitin wankewa, sai a sanya tufafin a cikin bokitin, sannan motar tuki tana aiki ta hanyar aikin wutar lantarki na kusan minti daya, ta hanyar amfani da induction electromotive energy wanda aka samar a kan. motar motsa jiki, ta hanyar keɓewar hoto da kwatanta nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i) nau'i-nau'i-nau'i-nau'i-nau'i-nau'i-nau'i-nau'i-nau'i.Idan akwai ƙarin tufafi, juriya na motar yana da girma, kusurwar Intitia na motar karami ne, don haka, bugun fenti yana da ƙarami, saboda an auna adadin sutura a kai.
3. Bisa ga bugun jini drive motor "juya", "dakata" lokacin da inertia gudun bugun jini lamba ma'auni na tufafi.Saka wani adadin tufafi da ruwa a cikin guga na wanka, sannan bugun jini don fitar da motar, bisa ga "kan" 0.3s, "tsayawa" mulkin 0.7s, maimaita aiki a cikin 32s, yayin motar a cikin "tasha" lokacin da inertia gudun, wanda aka auna ta ma'aurata ta hanyar bugun jini.Yawan wanke-wanke yana da yawa, adadin ƙwanƙwasa ƙanƙanta ne, kuma yawan bututun yana da yawa.
CyawaSensor
Hakanan ana kiran na'urar firikwensin zane da firikwensin gwajin zane, wanda aka ƙera don gano yanayin sutura.Aikace-aikace Ana iya amfani da na'urori masu ɗaukar nauyi na Tufafi da masu sarrafa matakin ruwa azaman na'urori masu auna firikwensin masana'anta.Dangane da adadin fiber na auduga da fiber na sinadarai a cikin fiber na tufafi, an raba masana'anta na sutura zuwa "auduga mai laushi", "auduga mai wuya", "auduga da sinadarai" da "fiber sinadarai" fayiloli hudu.
Na'urar firikwensin inganci da firikwensin adadi a zahiri na'urar iri ɗaya ce, amma hanyoyin ganowa sun bambanta.Lokacin da matakin ruwa a cikin guga na wanke ya kasance ƙasa da matakin ruwan da aka saita, sannan kuma har yanzu bisa ga hanyar auna yawan tufafi, bari motar motar ta yi aiki na wani lokaci a hanyar da za a kashe, kuma ta gano adadin bugun jini da ke fitowa ta adadin firikwensin tufafi yayin kowane kashe wutar lantarki.Ta hanyar rage adadin bugun jini daga adadin da aka samu lokacin auna yawan tufafi, ana iya amfani da bambanci tsakanin su biyu don sanin ingancin tufafi.Idan rabon filaye na auduga a cikin tufafi yana da girma, bambancin lambar bugun jini yana da girma kuma bambancin lambar bugun yana karami.
Water matakin firikwensin
Na'urar firikwensin matakin ruwa na lantarki wanda microcomputer guntu guda ɗaya ke sarrafawa zai iya sarrafa matakin ruwa ta atomatik kuma daidai.Matsayin ruwa a cikin guga na wanke ya bambanta, kuma matsa lamba akan kasa da bangon guga ya bambanta.Wannan matsa lamba ana canza shi zuwa nakasar roba diaphragm, ta yadda Magnetic core da aka gyara a kan diaphragm ya rabu, sa'an nan kuma inductance na inductor ya canza, da kuma oscillation mita na LC oscillation kewaye.Don matakan ruwa daban-daban, da'irar oscillation na LC yana da daidaitaccen fitowar siginar bugun bugun jini, siginar yana shigar da siginar zuwa ƙirar microcontroller, lokacin da siginar firikwensin matakin ruwa da zaɓin mitar da aka adana a cikin microcontroller a lokaci guda, microcontroller zai iya. ƙayyade cewa an kai matakin ruwan da ake buƙata, dakatar da allurar ruwa.
Matsakaicin zafin jiki na wanki yana dacewa da kunna tabo, zai iya inganta tasirin wankewa.An shigar da firikwensin zafin ruwa a cikin ƙananan ɓangaren guga na wanki, da kumaNTC Thermistorana amfani dashi azaman abin ganowa.Matsakaicin zafin da aka auna lokacin kunna injin wanki shine yanayin yanayin zafi, kuma zazzabi a ƙarshen allurar ruwa shine zafin ruwa.Siginar zafin jiki da aka auna shine shigarwa zuwa MCU don samar da bayanai don ƙima.
Photosensor
Na'urar firikwensin hotuna shine firikwensin tsafta.Ya ƙunshi diodes masu fitar da haske da phototransistor.Na'urar da ke fitar da haske da kuma phototransistor ana saita fuska da fuska a saman magudanar, aikinsa shine gano hasken wutar lantarkin, sannan kuma ana sarrafa sakamakon gwajin ta hanyar na'urar microcomputer.Ƙayyade wanka, magudanar ruwa, kurkura da yanayin rashin ruwa.
Lokacin aikawa: Juni-16-2023