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Wutar tanda na microwave, harba ƙarfe, da fashewar ruwa mai zafi

Lambobin gaggawa sun bambanta da ƙasa. Wannan shafin yana amfani da 911, lambar ga Amurka da Kanada. Yawancin ƙasashe suna amfani da 112, 999, ko wata lamba. Nemo lambar don ƙasar ku.

Tanda Microwave suna nan a cikin sama da kashi 90 cikin ɗari na dafa abinci a duk faɗin Arewacin Amurka, Turai, da Ostiraliya, suna aiki amintaccen sau dubbai a shekara ta hanyar samar da manyan igiyoyin lantarki masu ƙarfi (yawanci a 2.45 gigahertz, ko hawan keke biliyan 2.45 a sakan daya) daga bututun injin da ake kira magnetron. Saboda injin microwave yana dumama abinci a ciki ta hanyar tayar da ruwa, mai, da kwayoyin sukari maimakon dumama iskar da ke kewaye, da kyar mutane suna tunaninsa a matsayin hadari ko fashewa. Duk da haka sabis na kashe gobara da cibiyoyin ƙonawa suna amsa dubban gaggawar microwave kowace shekara.

Wadannan abubuwan gaggawa suna faruwa ta hanyoyi daban-daban: ** gobarar rami mai aiki *** (yawanci yana haifar da lokacin da wani ya saita mai ƙidayar lokaci na mintuna 20 ba da gangan ba maimakon mintuna 2 akan popcorn, burodi, akwatunan ɗaukar zafi, ko busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun busassun wuta, suna kunna wuta zuwa wuta), faranti, ko carbonized man shafawa a kan ciki mica waveguide murfin tashar high-voltage walƙiya walƙiya a ko'ina cikin kogo), da kuma ** tashin hankali thermal tururi fashewar ** (lokacin da santsi mugs na ** superheated ruwa **, dukan qwai, ko shãfe haske kwantena fashe kai tsaye zuwa cikin fuskar mai amfani da idanun nan da nan an bude kofa ko an tsoma cokali a ciki). Sanin dalilin da yasa dole ne ** kiyaye ƙofar microwave da ƙarfi ** yayin gobara, yadda ake bambance ciyawar abinci mara lahani daga ƙaƙƙarfan igiyar ruwa ta magnetron da ta ƙone, da kuma yadda ake sarrafa ruwa mai zafi a cikin aminci yana hana gobarar gida da ƙonewar fuska.

KADA KA taɓa buɗe ƙofar tanda ko tanda mai wuta

Idan kaga harshen wuta, koren wuta na lemu, ko hayaki mai kauri a cikin tanda microwave ɗinka, A RUFE ƙofar microwave ɗin sosai. A cikin akwatin ƙarfe da aka rufe na microwave ɗin da ke rufaffiyar, wuta da sauri ta cinye ƙaramin aljihun iskar oxygen da ke danne ta shaƙa kanta. A daidai lokacin da ka ja kofar microwave din, saurin daki na iskar oxygen ya mamaye abinci mai zafi, yana haifar da tashin hankali ** kwallon wuta na baya** ta fashe a fuskarka, ta kunna manyan akwatunan kicin, da cika huhunka da filastik mai guba da hayakin carbon monoxide. Bar ƙofar a rufe, cire igiyar wutar lantarki (ko kashe na'urar kewayawa), kuma jira har sai wutar ta ƙare gaba ɗaya kuma tayi sanyi.

Yi wannan yanzu

  1. Bari a RUFE kofar microwave kuma latsa Cancel/Dakatawa ko cire na'urar nan da nan. Idan abinci, kunshin takarda, ko bangon cikin microwave yana haskakawa, shan taba, ko konewa, kada **** bude kofa don cire abin da ke ci. Idan za ku iya isa bakin bangon lafiya ba tare da jingina cikin hayaki ko harshen wuta ba, cire igiyar wutar lantarki ta microwave kai tsaye daga bango (don injin na'ura mai ɗaukar nauyi wanda aka toshe a cikin majalisar babba kai tsaye a sama da murhu, kada **** buɗe majalisar ministocin sama da naúrar konewa; tafiya kai tsaye zuwa babban ɓangaren wutar lantarki na ku kuma juya 15-amp ko 20-amp "MicrowaveFF" circuit breaker*
  2. Kira lambar gaggawa ta gida idan harshen wuta ya tsere daga naúrar ko hayaki bai kwanta ba a cikin daƙiƙa 60. Da zarar wutar lantarki ta katse kuma ƙofar ta kasance a rufe, wutar da ke cikin ramin ƙarfen da aka rufe ya kamata ya mutu da yunwar oxygen kuma ya mutu cikin mintuna 1 zuwa 2. Idan harshen wuta ya bazu ta saman iskar iska a cikin ɗakunan katako na sama, idan ɓangaren kula da filastik na waje ya narke, ko kuma idan hayaƙi mai nauyi ya ci gaba da zubowa daga rukunin bayan wutar lantarki ta kashe, fitar da kowa daga gidan, rufe ƙofar kicin a bayan ku idan zai yiwu, kuma a kira lambar gaggawa ta gida (911 a cikin Amurka da Kanada, 112 a duk faɗin Tarayyar Turai, 999 ko gani a cikin United Kingdom). lambobin gaggawa).
  3. **Ajiye busassun na'urar kashe gobara (Class ABC) da nufin rufaffiyar kofa, kuma KAR KA IYA jefa ruwa akan na'urar da aka kulle. Sai kawai idan taga gilashin ya farfashe ko kuma harshen wuta ya keta ginin majalisar bayan kun kashe na'urar kashe wutar lantarki ya kamata ku fitar da na'urar kashewa a cikin harshen wuta.
  4. ** Jira aƙalla mintuna 30 zuwa 60 kafin a fashe ƙofar microwave bayan wata wuta mai zafi.** Jakunkunan popcorn ɗin da aka ƙera, burodin da aka caje, da narkakken jita-jita na robobi suna ɗaukar zafi mai zafi na ciki sama da zafin wutar da suke kunnawa (sama da digiri 300 Celsius / 570 Fahrenheit) tsawon bayan buɗewar wuta ya ɓace. Bude kofa bayan mintuna 3 da wutan ya fita akai-akai yana sake kunna toshewar hayaƙin hayaƙi akan hulɗa da sabon iskan ɗaki. Jira har sai gilashin gaba ya yi sanyi gabaɗaya zuwa bayan hannunka, buɗe tagogin kicin da farko, kuma tsayawa gefen ƙofar lokacin da aka lakafta ta.
  5. Idan kun tafasa ruwa mai laushi a cikin mugu mai santsi kuma baya kumfa, KAR KU taɓa mug ɗin ko motsa shi. Ruwan da aka dumama a cikin gilashin santsi ko kofin yumbu a cikin microwave na iya zama ** sama da 100 digiri Celsius (212 digiri Fahrenheit) ba tare da samar da kumfa guda ɗaya ba. Shiga nan da nan don kama hannu ko jefa cokali, jakar shayi, ko granules kofi nan take a cikin kofi yana haifar da fashewar fashe nan take wanda ke fashewa da ruwa kai tsaye cikin idanunka da fuskarka. A bar kofar microwave a rufe sannan a bar kofin ya zauna babu damuwa na minti 2 zuwa 3** har sai ya huce a kasa tafasasshen wuri kafin a taba shi.
  6. ** A kwantar da duk wani tururi, ruwa, ko fashewar kwai yana ƙone nan da nan tare da ruwan famfo mai sanyi na tsawon mintuna 20.** Idan ruwa mai zafi, miya, ko fashewar kwai mai fashewa ya fantsama fata ko idanu, nan da nan sai a sanya fatar da ta ƙone a ƙarƙashin ** ruwan famfo mai sanyi (15 zuwa 20 digiri Celsius / 59 zuwa 68 digiri Fahrenheit, ba tare da cika kankara ko ruwan kankara ba)**2 ya kona jagorar taimakon gaggawa. Idan ruwa mai zafi ko tarkacen kwai ya bugi idanu, a zubar da idanuwan a hankali a karkashin ruwan famfo mai sanyi ko kuma bakararre salin na tsawon mintuna 15 zuwa 20 sannan a nemi kulawar gaggawa ta ido ta hanyar mu. jagoran raunin ido.

Matsakaicin gaggawa na Microwave da jadawalin aiki

Yi amfani da wannan bishiyar yanke shawara don amsa lami lafiya dangane da ko injin na'urar na'urar na'urar na'ura na kan wuta, yana tashewa, ko kuma yana riƙe da haɗarin ruwa mai zafi.

flowchart TD
    Start["Gaggawar Tanderu na Microwave: <br/> Wuta/ Hayaki, Wutar Lantarki (Arcing), ko Ruwa mai zafi"] --> EventType{"Me ke faruwa a yanzu?"}

    EventType -->|"Harshen wuta, wuta mai walƙiya,<br/>ko hayaƙi mai kauri a cikin rami"| FireProtocol["1. A RUFE KOFAR MICROWAVE TSIRA<br/>2. Cire igiya KO jujjuya babban mai katsewa <br/>3. Tsaya baya tare da Class ABC Fire Extinguisher"]

    FireProtocol --> SpreadCheck{"Shin harshen wuta yana keta hurumi/majalisa<br/>ko ci gaba da shan taba bayan mintuna 2?"}
    SpreadCheck -->|"Ee, yadawa ko hayaki mai nauyi"| Call911["Ka Bar Gida Nan da nan <br/>Rufe kofofin bayanka kuma ka kira 911 / 112 / 999"]
    SpreadCheck -->|"A'a, harshen wuta yana shake a cikin akwatin da aka rufe"| CoolWait["Jira minti 30 zuwa 60 har sai gilashin gaba ya yi sanyi<br/> Sanya tagogin kicin, sannan duba sashin <br/>"]

    EventType -->|"Shuɗi/fararen walƙiya ko walƙiya ko buzzing zaps (Arcing)"| ArcStop["Latsa Tsaya/Cancel Nan da nan<br/> Jira minti 1, sannan buɗe kofa kuma duba tushe"]
    ArcStop --> ArcSource{"Daga ina tartsatsin ya fito?"}

    ArcSource -->|"Foil, murza-taye, cokali, karfe rim,<br/>ko manyan ma'adanai / karnuka masu zafi"| RemoveMetal["Cire kayan ƙarfe ko motsa abinci da ruwa <br/> Amintacce don ci gaba da amfani da microwave idan bangon rami bai ƙone ba"]
    ArcSource -->|"Tartsatsin tartsatsin wuta daga ƙaramin kwali-kamar <br/> faranti akan rufi/bangon gefe (Rufin Waveguide)"| WaveguideFix["Cire Manufofi: <br/> Tsaftace mai ko maye gurbin murfin Mica Waveguide $ 8 (Idan titin ƙarfe na eriyar magnetron da ke ƙasa ya narke, maye gurbin naúrar)"]

    EventType -->|"Ruwan tafasasshen ruwa a cikin santsi mai santsi"| SuperheatWait["KAR KU SHAFA KO BUDE NAN TAKE:<br/>Bari kofa a rufe na tsawon mintuna 3 zuwa 5 don yin sanyi kasa da 100C (212F) <br/>Idan ya kone, sai a zubar da fata/ido da ruwan famfo mai sanyi na tsawon mintuna 20."]

Yanayi na 1: Wutar tanda mai aiki da lantarki da hayaki mai guba

Fiye da kashi 85 cikin ɗari na gobarar microwave na zama ba ta fara ne daga kuskuren wayoyi na lantarki ba, amma daga ** matsananciyar zafin zafi a cikin abincin da aka dasa sosai ko marufi marasa aminci na microwave **. Lokacin da yaro ko babba mai shagala ya shigo 20:00 maimakon 2:00 don zafi buhun popcorn na microwave, daskararre irin kek, biredi nannade cikin tawul na takarda, ko kushin dumama zane na gida cike da busasshiyar shinkafa, flaxseed, ko ramin ceri:

  1. A cikin mintuna 2 zuwa 3 na farko, injin microwave yana tafasa kashi 100 na danshin ruwan kyauta a cikin abinci.
  2. Da zarar ruwan ya tafi, zafin jiki na busassun sitaci, takarda cellulose, da mai yana hawa da sauri ya wuce ** 200 zuwa 300 digiri Celsius (Fahrenheit 400 zuwa 575 Fahrenheit) *, yana mai da ainihin abincin zuwa baƙar fata mai tsabta ** pyrolytic carbon (gawai).
  3. Carbon jagorar lantarki ne wanda ke ɗaukar makamashin microwave na 2.45-GHz tare da matuƙar inganci. Jajayen carbon da ke haskakawa da sauri ya kai *500+ ma'aunin Celsius (digiri 930+ Fahrenheit)**, yana kunna murfin takarda da ke kewaye, tururin mai, da kwandon polypropylene cikin buɗe wuta.

Me yasa bude kofa ya haifar da fashewar walƙiya

A cikin rufaffiyar tanderun lantarki da ke kona buhun popcorn ko kwanon filastik, da sauri wuta ta rage iskar oxygen cikin akwatin lita 30 zuwa 50 (1-zuwa-2-cubic-foot) ƙasa da kashi 10. Wannan yana barin rami mai cike da iskar hayakin hayaki mai zafi da ba a kone ba, da iskar carbon mai haske yana jiran iskar oxygen.

Idan kun kunna kofa ta microwave bude don jefa kwanon da ke kona cikin kwano: - Sabon dakin kashi 21 na iskar oxygen ya shiga cikin rami, nan take yana kunna hayakin hayaki a cikin karamin ** fashewar hayaki (baya)** daidai gaban fuskarka da hannayenka. - Mafi muni kuma, ɗaga tafkin mai kona ko narkewar filastik yana haifar da ɗigon wuta a saman teburin dafa abinci da bene. - Koyaushe barin ƙofar a rufe. Tagar gilashin mai zafin rai da allo na ƙarfe na ƙarfe (cage na Faraday wanda ke ajiye microwaves a ciki) an ƙera shi don ɗaukar ƙananan wuta na cikin gida lafiya har sai iskar oxygen ta ƙare.

Yadda ake fitar da hayakin microwave a cikin aminci da tsaftace ko maye gurbin naúrar

Da zarar mai karyawa ya kashe na tsawon mintuna 45 zuwa 60 kuma kofar gilashin ta yi sanyi sosai:

  1. ** Sanya iska kafin budewa ***: Bude dukkan tagogin kicin da kofofin waje sannan sanya fanko a cikin taga yana hura ** waje *** don haifar da mummunan matsi wanda ke jan kamshin a waje kai tsaye (kada a kunna murfi mai jujjuyawa sama-sama idan kawai yana busa hayaki daga saman louvers a cikin rufin kicin ɗin ku).
  2. **Kare hannuwanku da huhunku ***: Saka mitts na murhun dafa abinci mai nauyi ko safar hannu na nitrile kuma ku guji yin numfashi kai tsaye a kan ƙofar yayin da kuke buɗe shi, saboda kona filastik (polystyrene/polypropylene) da Teflon / jakar popcorn da ba ta da tushe tana sakin aldehydes mai ban haushi, styrene, da hayaƙin acidic.
  3. ** Cire ragowar da aka ƙone a cikin tukunyar ƙarfe ko rigar kwandon karfe **: Canja wurin tarkacen sanyi kai tsaye zuwa cikin tukunyar ƙarfe tare da murfi ko kuma a zubar da shi sosai a cikin kwandon bakin karfe kafin fitar da shi waje zuwa kwandon shara na waje.
  4. ** Yanke shawarar ko microwave yana da lafiya don sake kunnawa ***:
  5. ** Yi watsi da maye gurbin microwave nan da nan idan ***: Duk wani rufin rufin filastik na ciki ko ma'amala mai juyawa ya narke, bangon fentin karfe na ciki yana blister zuwa ƙasa mara kyau, gaket ɗin ƙofar hatimin ko latches na kofa sun lalace (wanda zai iya zubar da hasken microwave), hayaƙin wutar lantarki ya fito daga fitattun panel na gefe, ko taga gilashin ya fashe.
  6. ** Idan ya kasance ƙananan ƙarancin abinci mai ƙonewa / taron hayaki mai nauyi tare da sifili mai zafi ***: Cire naúrar, wanke bangon ciki da jujjuyawar gilashin da ruwa mai dumi, sabulun ruwa na ruwa, da man soda don kawar da ragowar hayakin acidic, sannan a bar kwano na farin vinegar ko kunna wariyar gawayi a cikin rukunin da ba a kunna hayaki ba.

Yanayi na 2: Tartsatsin walƙiya da walƙiya a cikin injin na'ura mai kwakwalwa (Mirowat Arcing)

Ganin fitulun wutar lantarki mai launin shuɗi-fararen wuta, filasta, ko jin ƙarar bzzzz-ZAP a cikin injin microwave yana da ban tsoro, amma hakan ba ** yana nufin microwave yana shirin fashewa kamar bam. Wannan al'amari shi ake kira ** Dielectric breakdown da Electric arcing**.

Me yasa karfe da wasu abinci ke haskakawa a cikin microwave

Microwaves sune igiyoyin lantarki da ke haifar da electrons kyauta a cikin kayan aiki don yin girma da baya da baya sau biliyan 2.45 a cikin dakika.

  • Bakin bakin ciki, kaifi, ko gefuna na ƙarfe vs. ƙarfe mai santsi mai kauri: Ganuwar ƙarfe mai santsi, kauri (kamar bangon microwave ɗin kanta) yana nuna microwaves mara lahani kamar madubi. Koyaya, lokacin da injin microwaves ya buga ** ɗan ƙaramin allo na aluminum, abin rufe fuska mai ɗanɗano, murɗaɗɗen ƙarfe, tin mai nuna cokali mai yatsa, ko datsa gashin gwal/azurfar ƙarfe mai ƙaƙƙarfan fenti akan kyawawan mugs china ***, electrons sun taru da ƙarfi a kan kaifi da gefuna. Wannan yana haifar da babban ƙarfin ƙarfin lantarki (dubban volts a cikin centimita) wanda ke sa iska ta shiga cikin walƙiya mai walƙiya tsakanin maki biyu na ƙarfe ko daga foil zuwa bangon microwave.
  • Me yasa karas, inabi, karnuka masu zafi, da nama a cikin kashi wani lokaci suna walƙiya (Babu ƙarfe a yanzu): Ba kwa buƙatar ƙarfe a cikin microwave don ganin tartsatsi:
  • **Yanke karas na jarirai, koren wake, da kale ***: Kayan lambu da ake girma a cikin ƙasa mai arzikin ma'adinai sun ƙunshi gishiri na halitta, baƙin ƙarfe, magnesium, da potassium, kuma idan an yanka shi da wuka mai kaifi cikin gefuna mai ɗanɗano tare da ɗan ƙaramin ruwan kewaye, suna aiki kamar ƙaramin eriya na dipole waɗanda ke carbonize a tukwici da walƙiya.
  • ** Karnuka masu zafi da tsiran alade ***: Yawan yawan adadin gishiri da kitse mara daidaituwa / aljihu na ma'adinai na iya haifar da ƙananan arcs na fili.
  • Yanke inabi: Rabin inabi guda biyu da aka haɗa da gadar bakin ciki na fata suna da ainihin diamita don daidaitawa tare da tsawon santimita 12.2 na microwaves na 2.45-GHz a cikin ruwa, Mai da hankali kan wurin zafi na lantarki daidai a wurin taɓawa wanda ke ionizes potassium da ions sodium cikin haske mai haske na plasma.

Teburin bincike: tartsatsin abinci mara lahani da gobarar guguwa mai haɗari

Duk lokacin da kuka ga tartsatsin wuta a cikin microwave, danna ** Tsaya/Cancel** nan da nan kuma yi amfani da wannan tebur don bincika cikin da zarar an tsaya:

Inda tartsatsin ya bayyana Abin da ya haifar da harba An lalace microwave? Daidaitaccen aikin gyarawa
** A kan faranti, nannade abinci, ko rike da mug *** Jaket ɗin alumini mai ƙyalƙyali, murfi mai murfi, murfi, murɗa takarda tare da ɓoyayyiyar waya, cokali mai yatsa na ƙarfe, ko ƙarfe na ƙarfe na ƙarfe / bakin gwal na ado akan kayan abinci. A'a (sai dai idan baka ya tsallake zuwa bangon da aka zana ya kona rami ta ramin karfe). Cire abin rufewar ƙarfe ko tasa, canja wurin abinci zuwa gilashin fili ko yumbu, sannan a ci gaba da dafa abinci.
Tsakanin ɗanyen kayan lambu, busassun tsiran alade, ko tukwici na kashi Ions na ma'adinai na halitta (ƙarfe, potassium, sodium salts) suna mai da hankali kan igiyoyin lantarki a cikin busassun, shawarwarin abinci masu kaifi. Babu Ƙara 1 zuwa 2 tablespoons (15 zuwa 30 milliliters) na ruwa zuwa tasa, rufe sako-sako da tare da microwave-lafiya murfi don tarko tururi, da kuma motsa rabin ta hanyar.
** A goyan bayan rakiyar waya ta ƙarfe (a cikin mazugi / gasa microwaves)** Tarin ƙarfe yana taɓa bangon rami na gefe maimakon hutawa da kyau a cikin shirye-shiryen hawa na roba guda huɗu da aka keɓe, ko ɓangarorin mai mai ƙyalƙyali wanda ke haɗa hoton. A'a, idan an kamasu nan take. Cire ma'aunin waya na ƙarfe gaba ɗaya sai dai idan dafa abubuwa masu nau'i-nau'i da yawa bisa ga jagorar, kuma a kiyaye faifan faifan filastik marasa aibi.
** Harbi daga wani ƙaramin kwali mai kama da tan / faranti mai launin toka a bangon dama ko rufin ciki *** ** Murfin Mica Waveguide mai ƙonewa ko mai maikowa ***: Man shafawar abinci akan murfin mica an sanya shi cikin gawayi mai aiki kuma yana harba kai tsaye zuwa eriyar magnetron a bayansa. Mai yiwuwa eh, idan an yi watsi da su. Ci gaba da gudanar da murfin jagorar igiyar ruwa mai kyalkyali zai narke hular eriyar jan ƙarfe na bututun magnetron. ** Cire microwave nan da nan.** Bi duban murfin Waveguide na minti 5 da sauyawa matakan da ke ƙasa kafin amfani da tanda kuma.

Yadda ake dubawa da maye gurbin Cover Mica Waveguide da aka kone akan ƙasa da $10

Mutane da yawa suna jefar da tanda microwave mai kyau 300-dala saboda tartsatsin wuta suna fara harbi daga bangon hannun dama na ciki (ko rufin sama) ko da lokacin da injin na'urar ba ta da komai.

Dubi cikin rami na microwave ɗinku: a bangon dama, bangon baya, ko rufi, za ku ga ƙaramin farantin rectangular ko oval (kimanin 5 by 10 centimeters / 2 by 4 inci) wanda yayi kama da launin toka mai launin toka ko kwali mai tan, ana riƙe shi ta wurin ƙananan shafuka na filastik ko dunƙule ɗaya. Wato ** murfin mica waveguide**. Bayan wannan murfin yana zaune rami mara ƙarfi na ƙarfe (** jagorar wave **) inda ** bututun magnetron ** ke kunna makamashin microwave cikin akwatin dafa abinci. Takardun mica na barin microwaves su wuce kai tsaye yayin da ake ajiye tururi da watsa miya daga cikin rami na magnetron.

Lokacin da tsohon man maiko ko abinci akan wannan takardar mica ake gasa akai-akai, man zaitun ya koma carbon conductive baki. Lokaci na gaba da kuka kunna injin na'ura mai kwakwalwa, babban ƙarfin kuzari a kan wannan baƙar fata ta wurin carbon kamar fitilar walda, yana ƙone baƙar fata ta cikin takardar mica:

  1. ** Cire igiyar wutar lantarki ta microwave** daga bango.

Kada a taɓa cire gidan ƙarfe na waje na tanda microwave

Masu gida na iya tsaftacewa lafiya ko maye gurbin ƙaramin murfin mica waveguide a cikin kogon dafa abinci na yau da kullun, amma dole ne ku ** kar a kwance ko cire harsashi-karfe na tanda na microwave. Bayan da kula da panel yana zaune a wani babban high-voltage capacitor wanda ke ajiye wani kisa wuta 2,000-to-5,000-volt lantarki cajin na kwanaki ko makonni ko da bayan da wutar lantarki da aka cire daga bango.

  1. Fita ko cire murfi mai siffar rectangular da kona mica waveguide cover daga cikin kogon dafa abinci.
  2. ** Hana walƙiya a cikin buɗewar rectangular don bincika tip eriyar magnetron ***: Duba cikin ɗan gajeren rami na ƙarfe a bayan murfin. Za ku ga ƙaramin hular ƙarfe na silindi (mai kama da ɗan ƙaramin tagulla ko tagulla mai faɗi da faɗin santimita 1.5) yana manne ƙasa: wannan shine hular eriya ta magnetron **.
  3. Idan ramin karfe yana da tsabta kuma hular eriya ta magnetron ta kasance cikakke (ko kuma yana da ɗan ƙaramin ɓarke ​​sot smudge), goge rami mai tsabta tare da zane mai laushi da shafa barasa, gano tsohuwar murfin mica ɗin ku a kan takaddar mica ta duniya ** (ana samun a kayan masarufi ko kayan kayan masarufi na 5 zuwa 10 na gida), yana kashe dala 5 zuwa 10 tare da scarar gida). wuri. Microwave naku zai yi aiki kamar sabo ba tare da tartsatsi ɗaya ba.
  4. Idan hular eriyar magnetron ta ƙarfe kanta tana da rami mai narkewa da ya kone ta titinsa ko kuma gefuna na rami na ƙarfe da ke kusa da ramin sun ƙone sosai, ko dai bututun magnetron dole ne a maye gurbinsa da injin injin ko kuma a maye gurbin microwave.

Yanayi na 3: Ruwa mai zafi da fashe abinci yana ƙonewa

Tanderun microwave na iya haifar da haɗarin fashewar jiki mai tsanani guda biyu waɗanda ke haifar da dubunnan shigar da sashen gaggawa don kumburin fuska, ƙusa, da ƙirji a kowace shekara: ** ruwa mai zafi ** da ** fashewar membrane mai matsa lamba **.

1. Physics na ruwa mai zafi (Me yasa ruwan sanyi ya fashe a fuskarki)

Lokacin da kuka tafasa tukunyar ruwa a kan murhun gas ko lantarki, zafi yana shiga daga kwanon karfe na kasa. Tsokaci maras gani da ramuka masu ƙanƙara a kasan tukunyar tarkon ƴan ƙananan aljihun iska (** wuraren da ake kashewa ***) inda tururi kumfa ke fitowa cikin sauƙi kuma ya tashi sama a cikin tafasasshen birgima da zaran ruwan ya kai 100 digiri Celsius (digiri Fahrenheit 212).

Lokacin da kuka zafi ** bayyananne, ruwa mai tsabta a cikin gilashin santsi, yumbu, ko Pyrex aunawa a cikin microwave , abubuwa biyu masu haɗari suna faruwa a lokaci ɗaya: - Injin microwave yana dumama ƙwayoyin ruwa daidai gwargwado a cikin jigon ruwan maimakon daga ƙasa zuwa sama, kuma gilashin glazed mai santsi ko yumbu na ciki yana da ** sifili mara kyau ko aljihunan iska (babu wuraren haɓakawa) inda kumfa mai tururi zai iya farawa. - A sakamakon haka, ruwan ruwan ya tsaya gaba daya kuma ya natsu ba tare da kumfa guda daya ba yayin da ainihin zafinsa ke hawan ** 100 digiri Celsius (Fahrenheit 212)** zuwa ** 102 zuwa 106 digiri Celsius (215 zuwa 223 digiri Fahrenheit)**: yanayin metastable da ake kira ** superheating ***.

Nan take ka karya wannan tashin hankali (ko dai ta hanyar karkatar da kofin yayin da kake ɗaga shi zuwa fuskarka, ko ta hanyar zubar da cokali, jakar shayi, ɗanɗano na sukari, ko lu'ulu'u na kofi nan take a cikin mug), kwatsam za ka gabatar da dubunnan kumfa na iska (** wuraren da ake kashewa ***) cikin ruwa mai zafi. A cikin miliyon daƙiƙa guda, yawan ƙarfin zafin jiki yana jujjuyawa zuwa babban kumfa mai tururi a ƙasan mug, yana busa duka kofin ruwan ruwan sama sama kamar igwa kai tsaye zuwa fuskarka, idanu, da ƙirji.

Yadda ake yin rigakafi da tsira daga haɗarin ruwa mai zafi

  • ** Idan kun riga kun yi zafi da mug na ruwa mai laushi a cikin microwave ***:
  • Kar kar a bude kofa ya dauki mug din. Bar kofan microwave a rufe don ** 2 zuwa 3 cikakkun mintuna ** don haka sanyayawar motsa jiki yana kawo ruwa lafiya ƙasa da digiri 100 Celsius (digiri 212 Fahrenheit).
  • Kafin a ɗaga mug ɗin waje, tsayawa tsayin hannu tare da juya fuskarka sannan ka taɓa gefen mug ɗin a hankali tare da dogon cokali na katako don tabbatar da cewa babu abin da ya fashe.
  • Yadda ake hana superheating duk lokacin da kuka yi ruwan microwave:
  • Kada a yi zafi da ruwa: Zafin ruwa guda ɗaya bai wuce daƙiƙa 60 zuwa 90 akan High ba, tsayawa kafin ya kai ga tafasa.
  • ** Sanya sandar katako mai tsafta, tsinken katako, ko sandar katako wanda ba na karfe ba a cikin kofin ruwa KAFIN a kunna injin na'ura mai kwakwalwa**: Tushen itacen da aka bushe yana ba da miliyoyin aljihunan iska na halitta (wuri na nucleation), yana tilasta ruwan ya kumfa a hankali da aminci da zarar ya isa wurin tafasa maimakon zafi mai zafi. (Lura: KADA KA bar cokali na karfe a cikin kofi idan littafin microwave ɗinka ya hana shi ko kuma idan cokali zai iya taɓa bangon rami.)
  • **Haɗa foda mai narkewa (kafin nan take, sukari, ko bouillon) a cikin ruwan sanyi KAFIN microwaving ** idan ya dace, kamar yadda narkar da abubuwan da aka narkar da su suna taimakawa wajen hana superheating mai tsafta.

2. Me yasa dukan ƙwai, ƙirji, da kwantena da aka rufe suke fashe BAYAN kun fitar da su

Kar a taba microwave din dukkan kwai a cikin kwansa, kwan da aka kwasfa mai taurin gaske, ko kwai wanda bai huda ba, ko da dai a sake tafasa kwai mai sanyi na dakika 15.

  • A cikin gwaiduwa kwai (ko da wanda aka riga an dafa shi), ƙananan aljihuna na ruwa suna makale a cikin wani matrix na furotin na roba da ke kewaye da wani membrane mara nauyi.
  • Microwaves suna wucewa kai tsaye ta cikin farin kwai kuma suna dumama ruwan da ke cikin tsakiyar gwaiduwa sama da digiri 100 (digiri Fahrenheit 212), yana gina tururi mai zafi mai ƙarfi a kulle a cikin gwaiwar roba da harsashi.
  • Mahimmanci, kwan microwaved sau da yawa ** baya fashe yayin cikin microwave. Sai dai a jira har sai kin fitar da shi, ki ajiye shi a farantinki, sai ki huda shi da cokali mai yatsu ko kuma ku cije shi da hakora, a nan ne gwaiwar da aka danne ta ya tashi da karfin wuta, yana haifar da konewa mai tsanani ga idanuwa, kumburin fuska, da konewar baki.
  • Abinci dole ne ku huda, tsaga, ko huda kafin microwaving:
  • Kwai: A kwaso danyen kwai a cikin kwano sannan a huda kwayar gwaiduwa sau da yawa da cokali mai yatsu ko tsinken hakori (ko a murza su); Yanke ƙwai da aka tafasa mai ƙarfi a cikin ƙananan kwata kafin a yi dumi a hankali a kashi 50%.
  • **Dukkan dankalin turawa, dankali mai dadi, squash na hunturu, eggplant, tumatir, inabi, chestnuts, da apples ***: Soka fata sosai sau 6 zuwa 8 tare da cokali mai yatsa don haka tururi na ciki zai iya fitar da mara lahani.
  • ** Sausages, karnuka masu zafi, da hantar kaji ***: Yi maki ko huda murfin waje.
  • ** Akwatunan ɗaukar filastik da aka rufe, kwalban abinci na jarirai, da jakunkuna na silicone ***: Kada a taɓa injin na'ura mai ma'ana da murfi mai ƙarfi ko gilashin gilashi; koyaushe yana buɗe kusurwa ɗaya na murfin yana buɗe da aƙalla santimita 2 (inch 1) don huɗa tururi.

Tufafi-tsaftacewa gasa-on microwave man shafawa ba tare da sunadarai

Don ci gaba da man shafawa daga yin burodi a kan rufin ku da murfin mica waveguide da haifar da gobarar wuta na gaba, microwave wani babban gilashin gilashin da aka cika da 250 milliliters (1 kofin) na ruwa da 2 tablespoons (30 milliliters) na farin vinegar (da katako na katako don hana superheating) a kan High for 3 minutes, bar ƙofar a rufe don 5 minutes tare da sako-sako da cakula. rigar datti.

Tambayoyin da ake yawan yi

Why must you keep the microwave door closed if something catches fire inside?

A closed microwave oven is a tightly sealed steel box containing very little oxygen. When food or packaging catches fire inside the closed cavity, the flames rapidly consume the small amount of available oxygen and suffocate themselves safely inside the metal box; however, if you open the door while the fire is burning or glowing hot, fresh oxygen from the kitchen rushes in and triggers an explosive backdraft fireball that shoots outward into your face and ignites overhead cabinets.

Is my microwave broken and ready for the trash if it sparked when I accidentally left foil inside?

Almost always no: a brief spark or flash caused by accidentally leaving a piece of aluminum foil, a metal twist-tie, or a fork inside the microwave does not ruin the appliance, provided you stop it immediately and remove the metal. Simply inspect the inside walls to verify there are no burned holes in the painted steel cavity or the small rectangular mica waveguide cover on the wall, place a cup of water inside, and run it for 30 seconds to confirm it heats normally.

Why is my empty microwave sparking from a little cardboard-looking rectangle on the inside wall?

That small rectangular grey or tan plate inside the cooking cavity is the mica waveguide cover, which shields the opening where the magnetron beams microwave energy into the oven. When splattered food grease builds up on that cover and bakes into black carbon, microwaves arc across the carbon spot like lightning and burn a hole in the cover; unplug the microwave, pop out the burned mica cover, wipe any grease out of the opening behind it, and snap in a new $8 replacement mica waveguide cover before using the oven again.

Can a microwave oven leak dangerous radiation after a small fire or if the door is slammed?

Microwave ovens use 2.45-GHz non-ionizing radiofrequency waves (the same frequency band as home Wi-Fi routers, though at much higher wattage) that cannot make food radioactive and stop the instant power goes off. Significant leakage only occurs if the door hinges are bent, the perforated metal mesh in the window is punctured, or the perimeter door choke seal is warped by heavy fire damage so the door no longer closes flush; if the door is warped, latches loosely, or shows black soot blowing past the rubber seal, retire and replace the unit.

Why did my cup of plain microwaved water explode when I dropped a teabag or spoon into it?

When clean water is heated in a smooth glass or ceramic mug without scratches, steam bubbles have no rough "nucleation sites" on which to form, allowing the calm water to become superheated several degrees above its normal 100-degree-Celsius (212-degree-Fahrenheit) boiling point. Dropping a teabag, spoon, or pinch of coffee into superheated water suddenly introduces thousands of microscopic air bubbles at once, triggering instantaneous flash-boiling that blasts the scalding water upward out of the mug; prevent this by placing a wooden stir stick in the water while heating or letting boiled water rest for 2 to 3 minutes before opening the door.

Why is it dangerous to try to open the outer metal cabinet of an unplugged microwave to repair it?

Unlike almost any other household kitchen appliance, a microwave oven contains a large high-voltage transformer and a high-voltage capacitor designed to step 120/240-volt wall power up to between 2,000 and 5,000 volts to drive the magnetron tube. That internal high-voltage capacitor can hold a lethal electrical charge for days or weeks after the power cord is unplugged from the wall; homeowners may safely clean or swap the interior mica waveguide cover or glass turntable inside the food cavity, but should never unscrew the outer metal cabinet housing.

An duba tushe

  • ** Hukumar Kula da Wuta ta Amurka (USFA / FEMA) da Ƙungiyar Kare Wuta ta Ƙasa (NFPA, Amurka):** Kayan Kariyar Wutar Wuta ta Wuta ta Wuta (Microwave Oven)
  • ** Hukumar Kula da Abinci da Magunguna ta Amurka (FDA, Cibiyar Na'urori da Lafiyar Radiyo):** Tsarin Radiation ta Tanderun Microwave, Rigakafin Arcing, da Faɗakarwar Ruwa / Fashewar Kwai Masu Amfani.
  • Hukumar Tsaron Samfuran Mabukaci (CPSC, Amurka): Haɗarin Wuta na Kayan Aiki na Gida, Faɗakarwar Wutar Lantarki Mai Ƙarfin Wuta, da Rigakafin Ƙona Ƙona.
  • ** Lafiya Kanada (Kanada): *** Tsaron Radiation na Microwave Ovens* (amincin kulle ƙofar, ilimin kimiyyar zafi mai zafi, da zaɓin akwati mai aminci).
  • Hukumar kashe kashe gobara ta London da hukumar kashe gobara ta kasa (NFCC, United Kingdom): Tsarin keɓewar Wuta na Microwave da Farin Kaya.
  • ** Ƙungiyar Ƙwararrun Ƙwararrun Amirka (ABA, Ƙasar Amirka) da Ƙungiyar Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwayoyin Ƙwayoyin Ƙwayoyin Ƙwayoyin Ƙwayoyin Ƙwayoyin Ƙwaƙwalwa na Farko.

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