Taw qhia rau Daim Ntawv Thov ntawm Infrared Thermometer hauv Steel Rolling Production
1. Lus qhuab qhia
Nyob rau hauv cov txheej txheem niaj hnub steel dov ntau lawm, txhawm rau txhawm rau ua kom lub cev zoo ntawm cov hlau phaj thiab tswj kev dov thiab txias, qee qhov ntsuas kub thiab ntsuas kev ntsuas yuav tsum tau ua. Qhov raug siab thiab muaj kev ntseeg siab ntawm cov ntsuas kub infrared tuaj yeem muab qhov ntsuas kub zoo, raug, thiab txhim khu kev qha rau cov hlau phaj, yog li txhim kho cov khoom zoo, txo kev noj, thiab txhim kho cov khoom tsim tau.
2. Kev sib xyaw ntawm cov ntsuas kub infrared
Infrared tus pas ntsuas kub, tseem hu ua infrared radiation tus pas ntsuas kub, txiav txim siab qhov kub ntawm cov khoom raug ntsuas los ntawm kev ntsuas nws cov hluav taws xob hluav taws xob, uas yog los ntawm lub zog muaj nyob hauv cov khoom. Rau cov ntawv thov kev lag luam, peb muaj kev txhawj xeeb txog kev nthuav dav luv luv ntawm lub teeb pom kev rau lub teeb infrared mus txog 20 μ Infrared tawg ntawm m. Yog li ntawd, tus pas ntsuas kub infrared (qhov ntsuas hluav taws xob hluav taws xob) yog ib qho cuab yeej uas ntsuas hluav taws xob hluav taws xob thiab qhia nws qhov ntsuas kub uas siv hluav taws xob teeb liab.
Infrared tus pas ntsuas kub feem ntau tuaj yeem muab faib ua plaub ntu: optical system, infrared detector, teeb liab ua haujlwm, thiab cov khoom tso tawm.
2.1 Optical system
Lub tshuab kho qhov muag yog ib qho tseem ceeb ntawm tus pas ntsuas kub infrared, feem ntau yog siv los sib sau ua ke hluav taws xob hluav taws xob, tsom qhov ntsuas lub hom phiaj, txiav txim siab qhov kev pom ntawm tus pas ntsuas kub, thiab tseem muab qee qhov kev sib khi rau sab hauv ntawm tus pas ntsuas kub.
2.2 Infrared ntes
Lub ntsuas hluav taws xob infrared yog qhov tseem ceeb ntawm lub ntsuas kub infrared. Lub ntsuas hluav taws xob infrared tau txais lub zog hluav taws xob ntawm cov khoom ntsuas los ntawm lub hom phiaj lens, hloov cov hluav taws xob hluav taws xob rau hauv hluav taws xob teeb liab, thiab thaum kawg tau txais qhov kub thiab txias ntawm cov khoom ntsuas los ntawm kev ua tom ntej.
2.3 Teeb liab ua
Lub infrared detector converts infrared hluav taws xob mus rau hauv hluav taws xob signals, uas yog xa mus rau lub teeb liab ua seem. Tom qab tau preamplified thiab A/D hloov dua siab tshiab, lub teeb liab yog input rau lub microprocessor. Nyob rau tib lub sijhawm, qhov ntsuas kub ntawm ib puag ncig kev them nyiaj kuj tseem nkag mus rau microprocessor. Tom qab linearization ua los ntawm microprocessor, kho cov zis teeb liab tau txais tom qab kev them nyiaj ib puag ncig thiab kev kho hluav taws xob.
2.4 Tso zis tso zis
Hauv kev siv tswv yim, qhov kub thiab txias teeb liab muab los ntawm processor yog siv ob txoj hauv kev: ib qho yog tso tawm los ntawm cov zaub; Lwm txoj hauv kev yog xa cov teeb liab kub rau kev tswj hwm kev lag luam los tswj cov txheej txheem ntau lawm, thiab tseem muaj ob txoj hauv kev siv ib txhij.
Cov cuab yeej ntsuas kub sib txawv tuaj yeem muab cov txiaj ntsig ntawm lub sijhawm tiag tiag ntawm qhov tseem ceeb, qhov siab tshaj plaws, qhov tsawg kawg nkaus, qhov nruab nrab qhov tseem ceeb, thiab qhov sib txawv. Lawv kuj tuaj yeem tso saib qhov ntsuas hluav taws xob, teeb tsa lub tswb, thiab lwm yam. Tom qab software ua tiav, lawv tuaj yeem tso saib qhov kub thiab txias, daim ntawv qhia tshav kub, thiab lwm yam. Cov ntsuas kub feem ntau yog siv rau 0-20mA lossis 4-20mA cov zis tam sim no. Yog tias xav tau lub teeb liab voltage, lub teeb liab tam sim no tuaj yeem hloov pauv thiab ntsuas.
