Vim li cas Pin-Type J Thermocouple Dominates Nruab Nrab-Cov Kev Ntsuas Kub Kub Tsawg
Qhov kub thiab txias tsis tu ncua thiab cov nqi sensor ntau dhau ua rau mob plague feem ntau nruab nrab- cov kab hluav taws xob tsis tshua muaj hluav taws xob, suav nrog cov yas extrusion, zaub mov kom qhuav, thiab kev kho cua sov zoo li qub. Ntau qhov chaw tsim khoom lag luam dig muag siv universal thermocouple sensors rau txhua qhov ntsuas kub ntsuas, tsis quav ntsej qhov xwm txheej zoo sib xws ntawm tus pin tshwj xeeb -hom J thermocouple hauv 0℃txog 760℃ua haujlwm ntau yam. Ntau qhov dav dav - lub hom phiaj sensors coj rov ua haujlwm tsis zoo hauv qhov nruab nrab - qhov chaw kub thiab txias, thaum siab - qhov ntsuas kub tshwj xeeb ua rau tsis tsim nyog yuav khoom thiab cov nqi kho mob. Pin-hom J thermocouple, nrog cov hlau tshwj xeeb-constantan alloy thermoelectric yam ntxwv thiab cov qauv kev sojntsuam compact, ua rau tus nqi tshaj plaws{12}}zoo thiab ruaj khov ntsuas kub ntsuas kev daws teeb meem rau cov khoom nruab nrab nruab nrab- qhov kub thiab txias ua haujlwm.
Raws li cov ntaub ntawv pov thawj kev lag luam, tus pin-hom J thermocouple muab cov kev ntsuas zoo tshaj plaws thiab qhov rhiab heev hauv nruab nrab- qhov ntsuas kub qis piv nrog lwm hom thermocouple. Cov hlau -constantan alloy hlau siv rau J- hom sensors nta cov kab hluav taws xob muaj peev xwm tso tawm hauv 0℃txog 700 degree, nrog me me kub drift thiab cov lus qhia zoo ib yam. Hauv qhov sib piv, K-hom thermocouple qhia pom tseeb qhov sib txawv ntawm qhov qis dua 400 degree, thiab T-hom thermocouple tau txwv qhov kub thiab txias tsis tuaj yeem hloov mus rau nruab nrab-kub cov txheej txheem kev lag luam. Tus pin- zoo li tus qauv tsim ntxiv optimizes teb adaptability, tso cai rau nkag mus rau hauv cov khoom sib sib zog nqus, cov kav dej sab hauv thiab nqaim pwm kab noj hniav uas cov pa sensors tsis tuaj yeem nkag mus, paub qhov tseeb qhov kub thiab txias tau txais los ntawm qhov ntsuas kub ntawm qhov chaw.
Cov ntawv thov tseem ceeb ntawm tus pin-hom J thermocouple mloog zoo rau qhov xwm txheej cuam tshuam thiab ntev - lub sijhawm ruaj khov. Sib txawv ntawm universal thermocouples nrog kev ua tau zoo tab sis kev ua haujlwm nruab nrab, J- hom pin sensors yog qhov ua tau zoo rau qhov nruab nrab - qhov kub tsis tshua muaj kev lag luam ib puag ncig. Cov mis hlau alloy ua kom tsis muaj kev ua haujlwm tsis zoo nyob rau hauv ntev - lub sijhawm ua haujlwm tsis tu ncua hauv qab 760 degree, thiab cov kev kho corrosion-resistant alloy sojntsuam zoo tiv thaiv tsis muaj zog oxidation thiab av noo ntawm huab cua yaig. Cov qauv kev sib xyaw ua ke zam kev ntsuas qhov sib txawv los ntawm kev hloov pauv sensor thaum lub sij hawm cov khoom siv vibration thiab cyclic ua haujlwm, tuav ruaj khov cov ntaub ntawv tso tawm kom ntev - lub sij hawm batch ntau lawm.
Hais txog tus nqi khiav lag luam, tus pin-hom J thermocouple nthuav qhia cov txiaj ntsig zoo sib tw. Nws cov khoom siv raw thiab cov nqi tsim khoom yog qis dua siab tshaj -kub alloy thermocouples xws li K-hom thiab N- hom, thaum tuav kev lag luam- qib ntsuas qhov raug. Tsis tas li yuav tsum tau calibration thiab hloov ntau zaus hauv kev ua haujlwm zoo sib xws, txo qis kev ua haujlwm tom qab thiab kev nqis peev ntau. Raws li kev lag luam kev lag luam txheeb cais, cov kab ntau lawm siv J- hom pin thermocouples txo cov nqi khiav lag luam ntawm 25% mus rau 35% ib xyoos ib zaug piv nrog cov teeb tsa tsis sib haum universal sensor.
Qhov kev ua tau zoo sib piv ntawm cov thermocouples tseem ceeb hauv nruab nrab- qhov ntsuas kub tsis tshua muaj tshwm sim hauv cov lus hauv qab no:
|
Hom Thermocouple |
Optimal Temperature Range |
Nruab nrab -Tshav kub Linearity |
Ntev -Lub Sij Hawm Drift Rate |
Tus nqi sib txheeb |
|---|---|---|---|---|
|
Pin-Type J Thermocouple |
0℃- 760 degree |
Zoo heev linear tso zis |
Tsawg dua lossis sib npaug li 1.2℃/ 1000h |
Tus nqi qis tshaj plaws |
|
Pin -Type K Thermocouple |
-200℃- 1250 degree |
General linear sib txawv hauv qab 400 degree |
Tsawg dua lossis sib npaug li 1.8℃/ 1000h |
30% siab dua J- hom |
|
Pin -Type T Thermocouple |
-270℃- 400 degree |
Zoo linearity hauv qab 400 degree |
Tsawg dua lossis sib npaug li 0.9℃/ 1000h |
25% siab dua J- hom |
|
Ordinary Universal Thermocouple |
0℃- 800 degree |
Cov zis tsis ruaj khov |
Ntau tshaj lossis sib npaug li 3.5℃/ 1000h |
Tus nqi hloov nruab nrab |
Raws li kev paub dhau los ntawm kev lag luam kev lag luam, qhov kev nkag siab loj tshaj plaws hauv kev xaiv sensor yog siv siab -kub sensors mus rau nruab nrab- qhov ntsuas kub tsis tshua muaj qhov muag tsis pom. Kev ua haujlwm ntau dhau tsis tuaj yeem txhim kho qhov ntsuas qhov tseeb, tab sis yuav ua rau cov nqi tsis tu ncua. Pin-hom J thermocouple ua tiav qhov sib npaug ntawm qhov raug, ruaj khov thiab kev lag luam rau cov khoom nruab nrab nruab nrab- ntsuas kub qis.
Tsim nyog qhov kub thiab txias sensor configuration xav tau meej txuam ntawm sensor hom thiab txheej txheem kub ntau yam. Cov txheej txheem kev ntsuas qhov ntsuas kub tshwj xeeb tuaj yeem ua tiav cov hom phiaj tus pin- hom J thermocouple specification txuam thiab layout tsim raws li cov txheej txheem ntau lawm, ua kom cov cuab yeej ua haujlwm zoo tshaj plaws thiab cov txiaj ntsig tswj cov nqi.
