Uma uvakashela ifektri yanamuhla futhi ubheka ama-elekthronikhi amangalisayo emsebenzini esitokisini somhlangano, uzobona izinzwa ezahlukahlukene ekubonisweni. Iningi lalezi zinzwa zinezintambo ezihlukile zokuhlinzekwa kwamandla kagesi, umhlaba kanye nesiginali. Ukufaka amandla kuvumela inzwa ukuthi yenze umsebenzi wayo, noma ngabe lokho kubona ubukhona be-Ferromagnetic Metals eduzane noma ukuthumela ugongolo olukhanyayo njengengxenye yohlelo lokuphepha lwendawo. Ukushintshwa kwemishini ethobekile okubangela lezi zinzwa, njenge-Reed switch, idinga izintambo ezimbili kuphela ukwenza imisebenzi yazo. Lokhu kushintshwa kusebenze kusetshenziswa amasimu kazibuthe.
Yini i-Reed switch?
Ukushintshwa komhlanga kwazalwa ngo-1936. Kwakuyingqondo ye-WB ellwood eBell Teatheractories, futhi yathola ubunikazi bayo ngo-1941. Ukushintshana kubukeka sengathi i-capsule encane yengilazi enomphumela kagesi ophuma ngakunye.
Ngabe usebenza kanjani umhlanga?
Indlela yokushintsha yakhiwa ama-bromagnetic amabili, ahlukaniswe ngama-microns ambalwa kuphela. Lapho uzibuthe usondela kwalawa ma-blade, amabala amabili adonswa komunye. Uma uthinta, amabala avale ukuxhumana okuvulekile okujwayelekile (Cha), okuvumela ugesi ukuba ugeleze. Amanye ama-Reed switches aqukethe ukuxhumana okungewona owokuqala, okwakha umphumela ojwayelekile ovalelwe (NC). Uzibuthe osondela kuzonqamula oxhumana naye futhi ahlukane noxhumana naye oshintshayo.
Oxhumana nabo bakhiwa kusuka ezinhlobonhlobo zezinsimbi, kufaka phakathi i-tungsten ne-rhodium. Ezinye izinhlobo zisebenzisa ngisho ne-Mercury, okumele zigcinwe ekuthambekeni okufanele ukushintsha kahle. Imviloshana yengilazi egcwele i-inert gas-evamile i-nitrogen- ivala oxhumana nabo ekucindezelweni kwangaphakathi ngaphansi komoya owodwa. Ukuvalwa kwe-Seaning kuhlukanisa oxhumana nabo, okuvimbela ukugqwala kanye nanoma yiziphi izinhlansi ezingahle zihofelwe ukunyakaza kokuxhumana.
I-Reed Shintsha izinhlelo emhlabeni wangempela
Uzothola izinzwa ezintweni zansuku zonke njengezimoto nemishini yokuwasha, kepha enye yezindawo ezivelele lezi zindawo zokushintsha / izinzwa ezisebenza zisebenza kuma-alamu we-burglar. Eqinisweni, ama-alamu ayisicelo esiseduze salobu buchwepheshe. Iwindi elishukumisekayo noma umnyango ezindlini uzibuthe, futhi inzwa ihlala esisekelweni, idlulisela isibonakaliso kuze kube yilapho ukususwa kukamagnethi. Ngewindows evulekile-noma uma umuntu enquma ucingo - i-alamu izokhala.
Ngenkathi ama-Alarms we-burglar esetshenziswa kahle kakhulu ekushintsheni komhlanga, la madivayisi angaba mancane. Ukushintshwa okuncane kuzolingana ngaphakathi kwamadivaysi ezokwelapha afakiwe abizwa ngamaPilycams. Lapho isiguli sigwinya uphenyo oluncane, udokotela angakwenza kusetshenziswa uMagnet ngaphandle komzimba. Lokhu kubambezeliswa kwawo kugcina amandla kuze kube yilapho kungenzeka ukuthi kubekwe kahle, okusho ukuthi amabhethri e-Onboard angaba yincane, isici esibucayi entweni eyenzelwe ukuhamba ngepheshana lokugaya ukudla komuntu. Ngaphandle kosayizi wayo omncane, lolu hlelo lokusebenza lubonisa futhi ukuthi bangaba kanjani bazwela kangakanani, njengoba lezi zinzwa zingathatha amandla kazibuthe ngenyama yomuntu.
Ukushintshwa komhlanga akudingi izibuthe ezingapheli ukuze uzikhuthaze; Ukudluliselwa kwe-elektromagnet kungaziguqula. Njengoba ama-bell labs ekuqaleni athuthukise lokhu kushintshwa, akumangazi ukuthi imboni yezingcingo esetshenziswa mhlanga idlulisela ukudluliselwa kwemisebenzi yokulawula kanye nememori Lolu hlobo lokudluliselwa alusakhangi umgogodla wohlelo lwethu lokuxhumana, kepha asavamile kwezinye izinhlelo eziningi zanamuhla.
Izinzuzo zokudluliselwa komhlanga
I-Hall Effect Sensor iyithuluzi eliqinile elinamandla angathola amasimu kazibuthe, futhi kungenye indlela yokushintsha komhlanga. Imiphumela yeHholo ngokuqinisekile ilungele ezinye izinhlelo zokusebenza, kepha ukushintshwa komhlanga kufaka phakathi ukuhlukaniswa kukagesi okuphezulu kumlingani wabo oqinile wombuso, futhi babhekana nokumelana kagesi okuncane ngenxa yoxhumana nabo abavaliwe. Ngaphezu kwalokho, ukushintshwa komhlanga kungasebenza ngezinhlobonhlobo zama-voltage, imithwalo kanye namafrikhwensi, njengoba ukushintshwa kwemisebenzi kusebenza njengocingo oluxhunyiwe noma olunqamuliwe. Ngenye indlela, uzodinga ukusekela ukujikeleza ukuze unike amandla izinzwa zehholo ukwenza umsebenzi wazo.
I-MEED SCYSES ifaka ukuthembeka okuphezulu kakhulu kokushintsha kwemishini, futhi bayakwazi ukusebenza kwezigidigidi zemijikelezo ngaphambi kokuhluleka. Ngaphezu kwalokho, ngenxa yokwakhiwa kwabo okuvaliwe, bangasebenza ezindaweni eziqhumayo lapho kubumba khona kube nemiphumela emibi. Ukushintshwa komhlanga kungaba ubuchwepheshe obudala, kepha bakude. Ungafaka amaphakheji aqukethe umhlanga wokushintshwa komhlanga kumabhodi wesifunda (ama-PCB) asebenzisa imishini yokukhetha kanye nezindawo ezizenzakalelayo.
Ukwakha kwakho okulandelayo kungahle kufonele amasekethe nezingxenye ezahlukahlukene ezihlanganisiwe, konke okwakhishwa yiminyaka eminyakeni embalwa edlule, kepha ungakhohlwa ukushintshwa komhlanga othobekile. Igcwalisa umsebenzi wayo oyisisekelo wokushintsha indlela elula. Ngemuva kweminyaka engaphezu kwengu-80 yokusebenzisa nentuthuko, ungathembela emthonjeni we-Reed Shintshayo kanye neqiniso ukuze usebenze ngokungaguquguquki.
Isikhathi sePosi: APR-22-2024