Yadda za a yi hukunci ko thermocouple yana da kyau ko mara kyau?

Amfani a cikin samarwa yana ƙaruwa sosai.Thermocouplessun zama ɗayan abubuwan da aka saba amfani da su don gano zafin jiki a masana'antar. Suna da halayen daidaiton ma'auni mai girma, kewayon ma'auni mai faɗi, tsari mai sauƙi, da amfani mai dacewa. Muna fahimta da bincika samfura ta tashoshi da yawa, kuma muna gabatar da fa'idodin ilimin masana'antu da yawa ga yawancin masu amfani da yanar gizo.
Don haka na gaba za mu fahimci hukuncin kothermocouple yana da kyau ko mara kyau?
Babban ka'idar ma'aunin zafin jiki nathermocouple shine cewa sassa daban-daban guda biyu na masu gudanar da kayan sun samar da rufaffiyar madauki. Lokacin da akwai gradient zafin jiki a ƙarshen duka, halin yanzu zai gudana ta madauki. A wannan lokacin, akwai ƙarfin wutar lantarki-thermoelectromotive ƙarfi tsakanin ƙarshen biyun. Wannan shine abin da ake kira sakamako na Seeebeck. Guda biyu masu kama da juna na sassa daban-daban sunethermoelectrodes, Ƙarshen tare da zafin jiki mafi girma shine ƙarshen aiki, ƙarshen tare da ƙananan zafin jiki shine ƙarshen kyauta, kuma ƙarshen kyauta yawanci a wani zazzabi mai tsayi.
Bayan yin amfani da wani lokaci,thermocouples tabbas za su gaji, har ma su lalace. Gabaɗaya, ingancin ɗimbin ɗanyen ruwan yana da alaƙa da waya tathermocouple (waya) a cikin ta, amma yadda ake yin hukunci da ingancin wayarthermocouple shine matsalar. Bari mu tattauna shi a taƙaice.


Da farko dai, tabbatar da cewa babu wata matsala da bayyanar wayarthermocouple, ko mai kyau ne ko mara kyau, kuma ana iya tantance shi ta hanyar gwaji kawai.
Saka wayathermocouple don a gwada shi akan rigar yumbu na musamman donthermocouple, da kuma sanya shi a cikin tanderun lantarki na tubular tare da daidaitaccen platinum da rhodiumthermocouple, sa'annan a saka ƙarshen zafi a cikin bututun nickel na ƙarfe a cikin tanderun lantarki. A cikin silinda. Sanya ƙarshen sanyi na wayoyi na ramawa daban-daban a cikin akwati a sifilin digiri Celsius wanda cakuda kankara da ruwa ke kiyaye shi.
Ajiye tanderun wutar lantarki a mafi yawan zafin jiki da za a iya yarda da shi nathermocouple, kuma a kiyaye wannan kewayon a hankali. A wannan lokacin, yi amfani da ƙwararrun Wheatstone potentiometer don aunawa da yin rikodin yuwuwar bambancin thermoelectric tsakanin daidaitaccenthermocouple dathermocouple da za a gwada. Dangane da yuwuwar bambancin thermoelectric da aka yi rikodin, duba teburin tebur don gano zafin da ya dace. Idan dathermocouplea karkashin gwaji ya fita daga haƙuri, ana iya yanke hukunci a matsayin wanda bai cancanta ba.