Mfundo zazikuluzikulu zopangira masensa otentha kwambiri omwe amagwiritsidwa ntchito mu uvuni, ma ranges, ndi ma microwaves.

Masensa otentha omwe amagwiritsidwa ntchito pazida zapanyumba zotentha kwambiri monga uvuni, ma grill ndi ma microwave amafunikira kulondola kwambiri komanso kudalirika pakupanga, chifukwa amagwirizana mwachindunji ndi chitetezo, mphamvu zamagetsi, kuphika komanso moyo wautumiki wa zida. Zinthu zazikulu zomwe zimafunikira chidwi kwambiri panthawi yopanga ndi:

I. Zochita Zazikulu & Kudalirika

1. Kusiyanasiyana kwa Kutentha & Kulondola:
   • Tanthauzirani Zofunikira:Fotokozerani bwino kutentha kwakukulu komwe sensor iyenera kuyeza (mwachitsanzo, mavuni ofikira 300 ° C+, osiyanasiyana omwe atha kukhala okwera kwambiri, kutentha kwa ma microwave kumatsika koma kumatenthetsa mwachangu).
   • Zosankha:Zida zonse (zomverera, zotchingira, zotsekera, zowongolera) ziyenera kupirira kutentha kwambiri komanso chitetezo chanthawi yayitali popanda kuwonongeka kwa magwiridwe antchito kapena kuwonongeka kwathupi.
   • Kulondola Koyesa:Gwiritsani ntchito ma binning okhwima ndi ma calibration panthawi yopanga kuti zitsimikizidwe zotuluka (kukana, voliyumu) zigwirizane ndi kutentha kwenikweni pamtunda wonse wogwira ntchito (makamaka mfundo zofunika kwambiri monga 100 ° C, 150 ° C, 200 ° C, 250 ° C), kukwaniritsa miyezo ya chipangizo (nthawi zambiri ± 1% kapena ± 2 ° C).
   • Nthawi Yoyankha Kutentha:Konzani mapangidwe (kukula kwa probe, kapangidwe, kukhudzana ndi kutentha) kuti mukwaniritse liwiro loyankhira lotenthetsera (nthawi yokhazikika) kuti muzitha kuwongolera mwachangu.
2. Kukhazikika Kwanthawi Yaitali & Moyo Wautali:
   • Ukalamba Wazinthu:Sankhani zida zomwe sizingagwirizane ndi ukalamba wotentha kwambiri kuti zitsimikizire kuti zinthu zimamva bwino (mwachitsanzo, ma NTC thermistors, Pt RTDs, thermocouples), zoteteza (monga zoumba zotentha kwambiri, magalasi apadera), zotsekera zimakhalabe zokhazikika komanso zosunthika pang'ono panthawi yotentha kwambiri.
   • Kukaniza Panjinga Yotentha:Zomverera zimapirira kutentha / kuzizira pafupipafupi (kuyatsa / kuzimitsa). Material coefficients of thermal expansion (CTE) iyenera kukhala yogwirizana, ndipo kapangidwe kake kamayenera kupirira kupsinjika komwe kumabwera chifukwa cha kutentha kuti tipewe kusweka, delamination, kusweka kwa lead, kapena kugwedezeka.
   • Thermal Shock Resistance:Makamaka mu ma microwave, kutsegula chitseko kuti muwonjezere chakudya chozizira kungayambitse kutentha kwapang'onopang'ono. Zomverera ziyenera kupirira kusintha kwa kutentha kotereku.

II. Kusankha Zinthu & Kuwongolera Njira

3. Zida Zosagwira Kutentha Kwambiri:
   • Sensing Elements:NTC (zofala, zimafuna kupangidwa kwapadera kwa kutentha kwapamwamba & kutsekemera kwa magalasi), Pt RTD (kukhazikika kwabwino & kulondola), K-Type Thermocouple (yotsika mtengo, yochuluka).
   • Zipangizo za Insulation:Zoumba zotentha kwambiri (Alumina, Zirconia), quartz yosakanikirana, magalasi apadera otenthetsera kwambiri, mica, PFA/PTFE (panyengo yovomerezeka yotsika). Ayenera kusunga kukana kokwanira kwa insulation pa kutentha kwakukulu.
   • Encapsulation/Zida Zapanyumba:Chitsulo chosapanga dzimbiri (304, 316 wamba), Inconel, machubu a ceramic otentha kwambiri. Ayenera kukana dzimbiri, makutidwe ndi okosijeni, ndi kukhala mkulu mawotchi mphamvu.
   • Zotsogolera/Mawaya:Mawaya a aloyi amphamvu kwambiri (monga, Nichrome, Kanthal), waya wa nickel-wokutidwa ndi mkuwa (wokhala ndi zotchingira zotentha kwambiri ngati fiberglass, mica, PFA/PTFE), chingwe cholipira (cha T/Cs). Insulation iyenera kukhala yosagwirizana ndi kutentha komanso yoletsa moto.
   • Solder / Kuphatikiza:Gwiritsani ntchito solder wotentha kwambiri (mwachitsanzo, silver solder) kapena njira zopanda malonda monga kuwotcherera kwa laser kapena crimping. Standard solder amasungunuka pa kutentha kwakukulu.
4. Kapangidwe Kapangidwe & Kusindikiza:
   • Mphamvu zamakina:Mapangidwe a probe ayenera kukhala olimba kuti athe kupirira kupsinjika kwa kukhazikitsa (mwachitsanzo, torque pakuyika) ndi mabampu / kugwedezeka.
   • Hermeticity/Kusindikiza:
     • Kupewa Chinyezi & Kuyipitsa Kulowetsa:Zofunikira kuti mupewe nthunzi yamadzi, mafuta, ndi zinyalala za chakudya kuti zisalowe mkati mwa sensa - zomwe zimayambitsa kulephera (zozungulira zazifupi, dzimbiri, kugwedezeka), makamaka m'malo otentha / opaka mafuta / malo osiyanasiyana.
     • Njira Zosindikizira:Kusindikiza kwa galasi-to-zitsulo (kudalirika kwakukulu), kutentha kwakukulu kwa epoxy (kumafuna kusankhidwa kosamalitsa ndi kuwongolera ndondomeko), brazing/O-rings (malo olumikizirana nyumba).
     • Chisindikizo Chotuluka:Mfundo yofooka yofunikira yomwe imafuna chidwi chapadera (mwachitsanzo, zosindikizira zamagalasi, zosindikizira zotentha kwambiri).
5. Ukhondo & Kuwongolera Zowononga:
   • Kupanga malo ayenera kulamulira fumbi ndi zoipitsa.
   • Zida ndi njira zophatikizira ziyenera kukhala zoyera kuti zipewe kubweretsa mafuta, zotsalira zotsalira, ndi zina zotero, zomwe zimatha kusungunuka, kuwononga mpweya, kapena kuwononga pakatentha kwambiri, kuwononga magwiridwe antchito komanso moyo wautali.

     

III. Chitetezo cha Magetsi & Kugwirizana kwa Electromagnetic (EMC) - Makamaka kwa ma Microwaves

6. High-Voltge Insulation:Zomverera pafupi ndi maginito kapena ma circuit a HV mu ma microwave ziyenera kukhala zotchingidwa kuti zipirire mayendedwe okwera (monga ma kilovolti) kuti apewe kuwonongeka.
7. Kukaniza kwa Microwave Interference Resistance / Non-Metallic Design (Mkati mwa Microwave Cavity):
   • Zovuta!Zomverera zowululidwa mwachindunji ku mphamvu ya microwavesayenera kukhala ndi zitsulo(kapena mbali zachitsulo zimafunikira chitetezo chapadera), apo ayi arcing, microwave reflection, overheating, kapena magnetron kuwonongeka kungachitike.
   • Nthawi zambiri ntchitoma thermistors a ceramic encapsulated thermistors (NTC), kapena kuyika zitsulo zofufuzira kunja kwa ma waveguide/chishango, pogwiritsa ntchito ma conductor osakhala achitsulo (monga ndodo ya ceramic, pulasitiki yotentha kwambiri) kusamutsa kutentha ku kabowo kakang'ono.
   • Zotsogolera zimafunikiranso chidwi chapadera pakutchinjiriza ndi kusefa kuti muteteze kutayikira kwa mphamvu ya microwave kapena kusokoneza.
8. Kupanga kwa EMC:Zomverera ndi zitsogozo siziyenera kutulutsa zosokoneza (zowunikira) ndipo ziyenera kukana kusokonezedwa (chitetezo) kuchokera kuzinthu zina (ma motors, SMPS) potumiza chizindikiro chokhazikika.

IV. Kupanga & Kuwongolera Ubwino

9. Kuwongolera Mwachidule:Tsatanetsatane watsatanetsatane komanso kutsatira mosamalitsa kutentha kwa temp/nthawi, njira zosindikizira, kuchiritsa kwa encapsulation, masitepe oyeretsa, ndi zina.
10. Kuyesa Kwathunthu & Kuwotchedwa:
    • 100% Calibration & Mayeso Ogwira Ntchito:Tsimikizirani zomwe zatuluka mkati mwazowonjezera pazigawo zingapo za kutentha.
    • Kuwotchedwa Kwambiri:Gwirani ntchito kupitilira nthawi yayitali kwambiri kuti muwone zolephereka koyambirira ndikukhazikitsa magwiridwe antchito.
    • Mayeso a Panjinga Yotentha:Tsanzirani kugwiritsa ntchito kwenikweni ndi maulendo angapo (monga mazana) okwera / otsika kuti mutsimikizire kukhulupirika ndi kukhazikika kwapangidwe.
    • Kuyesa kwa Insulation & Hi-Pot:Yesani mphamvu yotchinjiriza pakati pa ma lead ndi pakati pa mayendedwe / nyumba.
    • Kuyesa kwa Seal Integrity:Mwachitsanzo, kuyesa kutayikira kwa helium, kuyesa kwa cooker pressure (kwa kukana chinyezi).
    • Kuyesa Mphamvu Zamakina:Mwachitsanzo, kukoka mphamvu, kuyesa mayeso.
    • Kuyesa Kwapadera kwa Microwave:Yesani arcing, kusokoneza minda ya microwave, ndi kutulutsa koyenera m'malo a microwave.

V. Kutsata & Mtengo

11. Kutsata Miyezo ya Chitetezo:Zogulitsa ziyenera kukwaniritsa ziphaso zovomerezeka zachitetezo pamisika yomwe mukufuna (monga, UL, cUL, CE, GS, CCC, PSE, KC), yomwe ili ndi zofunikira zatsatanetsatane pazida, zomanga, ndi kuyesa masensa otenthetsera (monga UL 60335-2-9 yamavuni, UL 923 ya ma microwave).
12. Kuwongolera Mtengo:Makampani opanga zida zamagetsi ndizovuta kwambiri. Mapangidwe, zida, ndi njira ziyenera kukongoletsedwa kuti ziwongolere mtengo ndikutsimikizira magwiridwe antchito, kudalirika, ndi chitetezo.    

Chidule

Kupanga masensa otentha kwambiri a uvuni, ma ranges, ndi ma microwaveimayang'ana kuthetsa zovuta za kudalirika kwanthawi yayitali komanso chitetezo m'malo ovuta.Izi zimafuna:

1. Kusankhiratu Zinthu Zolondola:Zida zonse ziyenera kupirira kutentha kwambiri ndikukhalabe okhazikika kwa nthawi yayitali.
2. Kusindikiza Kodalirika:Kupewa kwathunthu kwa chinyezi ndi kulowetsa kodetsa ndikofunikira.
3. Kumanga Kwamphamvu:Kukana kupsinjika kwamafuta ndi makina.
4. Kupanga Mwachidule & Kuyesa Kwambiri:Kuwonetsetsa kuti gawo lililonse likugwira ntchito modalirika komanso mosatekeseka pazovuta kwambiri.
5. Kapangidwe Kapadera (Ma Microwaves):Kuthana ndi zofunikira zopanda zitsulo komanso kusokoneza kwa microwave.
6. Kutsata Malamulo:Kukwaniritsa zofunikira zachitetezo chapadziko lonse lapansi.

Kuyang'ana mbali iliyonse kungayambitse kulephera kwa sensa nthawi isanakwane m'malo ovuta kwambiri, kusokoneza momwe kuphika ndi nthawi yayitali ya chipangizocho, kapena kuipiraipira, kubweretsa zoopsa zachitetezo (mwachitsanzo, kuthawa kwa kutentha komwe kumatsogolera kumoto).Pazida zotentha kwambiri, ngakhale kulephera kwa sensor yaying'ono kumatha kukhala ndi zotsatira zoyipa, kupangitsa chidwi chilichonse chofunikira.