Bayani da amfani

Masana'antu suna amfani da thermocouples masu haɗuwa a matsayin na'urori masu auna yanayin zafi, sau da yawa ana amfani da su tare da na'urorin nunawa, na'urorin rikodi, da masu daidaitawa na lantarki. Yana iya auna kai tsaye ruwa, tururi, da kuma gas kafofin watsa labarai da kuma surface zafin jiki na m daga 0 ° C zuwa 1800 ° C a cikin daban-daban samar da tsari.
Dangane da dokokin kasa, daban-daban thermocouples da kamfaninmu ya samar sun dace da ka'idodin IEC na kasa da kasa.
Samfurin aiwatar da ka'idoji: IEC584, IEC1515 GB / T16839-1997

Ka'idar aiki

Biyu daban-daban abubuwa na biyu karshen mai gudanarwa ta hanyar walda, samar da zagaye, kai tsaye madaidaicin zafin jiki karshen da ake kira madaidaicin karshen, da waya karshen da ake kira tunani karshen. Lokacin da akwai bambancin zafin jiki na ma'auni da ƙarshen tunani, zafin zafi yana samarwa a cikin zagaye, wanda aka haɗa da ma'aunin nunawa, wanda ya nuna ƙimar zafin jiki daidai da ƙarfin zafi da thermocouple ya samar.
Heat-lantarki halaye ne daya na yau da kullun halaye na kayan, amma kawai da thermal power da zafin jiki dangantaka curve ne mai kyau, kwanciyar hankali mai kyau, maimaitawa mai kyau, thermal power rate babban, sauki daidaitawa, kayan albarkatun wadataccen, sauki tsabtace, lalata juriya mai kyau biyu karfe jagoranci zai iya zama thermocouple yin kayan. Thermocouple aikace-aikace mafi yawa filin zafin jiki gauge.
Karfin zafi na thermocouple zai girma tare da haɓaka zafin jiki na ƙarshen ma'auni, girman karfin zafi yana da alaƙa da kayan mai gudanarwa na thermocouple kawai da bambancin zafin jiki na ƙarshen biyu da tsawon lantarkin zafi da diamita.

Nominal matsin lamba na thermocouple

Gabaɗaya yana nufin matsin lamba na waje da bututun karewa zai iya jurewa a zafin jiki na aiki ba tare da karya ba. A gaskiya, yarda da aiki matsin lamba ba kawai dangane da kare bututun kayan, diamita, bango kauri, har ma da tsarin tsarin, shigarwa hanyoyin, sanya zurfin da kuma kwararar gudun da kuma iri na gauge kafofin watsa labarai da sauransu.

Ƙananan zurfin shigarwa na thermocouple

Ya kamata ba kasa da 8-10 sau na waje diamita na kariya bututun (sai dai musamman kayayyaki).

Tsarin samfurin thermocouple

Daga thermocouple's zafin jiki ma'anar da aka sani, da aka kafa mafi mahimmanci thermocouple ban da biyu thermal electrode kayan, kuma dole ne a biyu karshen thermal electrode bisa ga bukatun a matsayin ma'auni karshen da kuma tunani karshen, da aka sani da yau da kullun "zafi karshen" da "sanyi karshen", wanda ake kira "biyu karshen".
Dangane da amfani daban-daban na thermocouple, zafi karshen yana da nau'ikan gudanarwa, nau'ikan gudanarwa mai yawa, nau'ikan shell, nau'ikan kai, da nau'ikan hatimi da ba hatimi ba a karshen sanyi.
Thermocouples gabaɗaya ya ƙunshi sassa biyar, biyu thermal lantarki (ko kira waya) ne da suka ƙunshi core sassa na thermocouple (na farko ɓangare na zazzabi gauge), sauran sassa ne kewaye da shi, domin tabbatar da cewa thermal karfin aiki a cikin zagaye ba asara don daidai watsa da aka auna zazzabi siginar, dole ne a yi amfani da keɓaɓɓen kayan don biyu thermal lantarki ban da sauran sassa, da kuma tsakanin su da waje da wani abin dogaro keɓaɓɓe (na biyu ɓangare keɓaɓɓe kayan); Don kare karfafa kayan da kuma biyu waya, tsawaita rayuwar aiki na thermocouple, gabaɗaya kuma tsara da kariya hula (ɓangare na uku kariya bututu); Don sauƙin amfani da shigar da wayoyin, yayin da ya dace da lokuta daban-daban na amfani, gabaɗaya an tsara na'urar shigar da wayoyin sashi na huɗu da na'urar shigar da kayan aiki na sashi na biyar. Waɗannan su ne "biyar". Dangane da amfani daban-daban, mafi mahimmancin thermocouple (watau thermocouple core) wanda zai iya auna zafin jiki, ba tare da bututun kariya da kuma shigar da na'urori masu daidaitawa ba. Majalisar thermocouple ya ƙunshi tushen tsarin akwatin haɗin waya, kariyar bututu, rufi na rufi, haɗin waya na tashar, thermoelectrode, kuma ya ƙunshi nau'ikan shigarwa na'urori.

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