Tsarin Juriya na Power Croster Rom (ω)
RTT yana nufin ƙimar juriya da aka ambata a zazzabi t ta amfani da wani ikon da aka auna wanda ke haifar da canji mai sakaci a cikin tsoratar da kuskuren kuskure.
Dangantaka tsakanin ƙimar juriya da canjin zazzabi na kayan lantarki shine kamar haka:
Rt = rn expb (1 / t - 1 / tn)
RT: NTC Thermistor Juriya a zazzabi T (K).
RN: NTC Thermistor Juriya a Rated zafin jiki TN (k).
T: zazzabi da aka ƙayyade (k).
B: Abubuwa masu daidaituwa na NTC Thermistor, wanda kuma aka sani da Index Sikila Smyral.
Fitowa: Ingantaccen tushen akan lambar halitta e (e = 2.71828 ...).
Dangantakar tana da iko kuma tana da daidaitaccen daidaito kawai a cikin iyakantaccen kewayon yawan zafin jiki na zazzabi rn, tun lokacin da kayan za a iya amfani da kayan aikin kanta aiki ne na zafin jiki T.
Ratory sifili mai jure wutar lantarki R25 (ω)
A cewar Standard of Standard, ƙimar ƙimar sifili mai ƙarfi shine darajar darajar R25 a cikin zafin jiki na NTC a cikin zafin jiki na 25 ℃. Wannan darajar juriya ita ce darajar tsayayya da darajar ƙwayar NTC. Yawancin lokaci yace NTC Mermistor nawa nawa darajar tsayayya, ya kuma nuna darajar.
Kayan aiki na kayan m (m sentrevelvel) b darajar (k)
An ayyana dabi'u b kamar:
RT1: Zero Silin Juriya mara ƙarfi a zazzabi T1 (k).
RT2: Tsarin tsayayya da wutar lantarki mai daraja a zazzabi t2 (k).
T1, T2: Yawan zafi na biyu (k).
Ga masu aikin ta'addanci na yau da kullun, B ya fito daga 2000k zuwa 6000k.
Sifili ƙarfin ƙarfin jiki mai ƙarfi (αt)
Matsakaicin canji na dangi a cikin juriya na sihiri na NTC a lokacin zazzabi zuwa canjin zafin jiki wanda ke haifar da canjin zafin jiki wanda ke haifar da canjin zafin jiki wanda ke haifar da canjin zafin.
αt: Zero Power Power Storthery zazzabi mai dacewa a zazzabi t (k).
RT: Darajar juriya na wuta a zazzabi t (k).
T: zazzabi (t).
B: Abubuwa akai.
Ratsuwa mai kyau (δ)
A takamaiman zazzabi na yanayi, da dissipational mai dacewa na NTC Thermist shine rabo daga cikin ikon discaped a cikin mai tsayayya da canjin zafin jiki na tsayayya.
Δ: Rashin daidaituwa na NTC Thermistor, (MW / K).
P: Ikon kashe wutar lantarki ta cinye shi (MW).
△ T: NTC Mermistor yana cin ƙarfin lantarki △, canjin yanayin zafin jiki na juriya (k).
Lokacin zafin jiki na kayan lantarki (τ)
A karkashin yanayin wutar lantarki, lokacin da zafin jiki ya canza da ba tsammani, zazzabi mai zafi yana canza lokacin da ake buƙata na 63.2% na bambance-bambance na zazzabi na farko. Lokacin zafin jiki akai-akai shine gwargwado ga damar zafi na NTC da kuma rashin daidaituwa ga mafita ta dissipation.
τ: lokaci mai wahala (s).
C: damar zafi na NTC Thermistor.
Δ: Rashin daidaituwa na NTC Thermistor.
Rated Power Pn
Amfani da wutar lantarki mai izini na mermistor a cikin ci gaba da aiki na dogon lokaci a karkashin ƙayyadadden yanayin fasaha. A karkashin wannan ikon, yawan zafin jiki na jiki bai wuce yawan zafin jiki na aiki ba.
Matsakaicin yawan aikiTmax: Matsakaicin matsakaicin zafin jiki wanda mermistor zai iya aiki akai-akai na dogon lokaci a ƙarƙashin ƙayyadaddun fasahar fasaha. Wato, t0- yanayin zafi.
Abubuwan da aka gyara na lantarki suna auna PM PM
A ƙayyadadden zafin jiki na yanayi, ana iya yin watsi da ƙimar ƙwayar juriya da ke da kyau ta hanyar ma'aunin halin yanzu ana iya watsi da shi dangane da kuskuren kuskure. Gabaɗaya ya buƙaci cewa canjin ƙimar daraja ya fi 0.1%.
Lokaci: Mar-2023