Sib sau Thermocoules
Dab tsi yog Sib Sau Thermocouples
Lub thermocouple, tseem hu ua "thermoelectrical thermometer", yog ib qho khoom siv hluav taws xob uas muaj ob qhov sib txawv ntawm cov hluav taws xob hluav taws xob sib txuas ua ib qho hluav taws xob sib txuas.
Cov txiaj ntsig ntawm Sib Sau Thermocouples
Teb ceev ceev
Vim tias lawv yog cov me me thiab muaj peev xwm thermal tsawg, cov thermocouples teb sai sai rau qhov kub thiab txias, tshwj xeeb tshaj yog yog tias qhov kev sib tshuam ntawm qhov chaw raug pom. Lawv tuaj yeem teb rau qhov hloov pauv sai sai hauv ob peb puas milliseconds.
Lub sij hawm teb ceev ceev
Thermocouples muaj lub sijhawm teb ceev heev, uas txhais tau hais tias lawv tuaj yeem kuaj xyuas qhov kub thiab txias. Qhov no yog tshwj xeeb tshaj yog pab tau nyob rau hauv daim ntawv thov qhov kub ceev hloov pauv tshwm sim, xws li nyob rau hauv zus tau tej cov semiconductors.
Rugged thiab ruaj khov
Thermocouples yog rugged thiab ruaj, uas ua rau lawv zoo tagnrho rau siv nyob rau hauv hnyav ib puag ncig. Lawv tuaj yeem tiv taus kev kub ntxhov, kev co, thiab kev poob siab, thiab tsis cuam tshuam los ntawm electromagnetic cuam tshuam.
Kev siv dav dav
Thermocouples tuaj yeem siv rau ntau yam kev siv, los ntawm kev ua zaub mov mus rau aerospace. Lawv kuj tau siv rau hauv cov khoom siv kho mob, kev tshawb fawb tshawb fawb, thiab kev saib xyuas ib puag ncig.
Tus nqi qis
Thermocouples yog tus nqi qis dua qhov ntsuas kub, ua rau lawv muaj txiaj ntsig zoo rau ntau daim ntawv thov kev lag luam.
Me me
Thermocouples yog me me, uas ua rau lawv yooj yim rau nruab thiab integrate rau hauv complex systems. Lawv kuj tuaj yeem siv rau hauv cov ntawv thov uas qhov chaw txwv.
Vim Li Cas Xaiv Peb
One-stop Service
Peb cog lus tias yuav muab koj cov lus teb ceev tshaj plaws, tus nqi zoo tshaj, qhov zoo tshaj plaws, thiab ua tiav cov kev pab cuam tom qab muag.
Tus nqi sib tw
Peb muab cov nqi sib tw rau peb cov kev pabcuam yam tsis muaj kev cuam tshuam rau qhov zoo. Peb cov nqi yog pob tshab, thiab peb tsis ntseeg hauv cov nqi zais lossis cov nqi.
Qhov Zoo Tshaj Plaws Tom Qab Kev Pabcuam
Muab kev txhim kho thiab kev cob qhia. Cov ncauj lus kom ntxaws ua haujlwm phau ntawv thiab video rau cov neeg siv khoom installation. Txhua yam teeb meem yuav daws tau hauv 24 teev. Cov khoom tawg yuav raug xa mus rau cov neeg siv khoom los ntawm huab cua thaum lub sijhawm lav.
Technology ntawm lub xeev
Peb siv cov cuab yeej technology tshiab thiab cov cuab yeej los xa cov kev pabcuam zoo. Peb pab neeg no tau paub zoo txog thiab kev nce qib hauv kev siv tshuab thiab siv lawv los muab cov txiaj ntsig zoo tshaj plaws.
Qib S yog qhov muaj zog oxidation tsis kam thiab yuav tsum tau siv tsis tu ncua hauv oxidizing thiab inert cua. Lub sijhawm siv sijhawm ntev yog 1400 degree thiab siv sijhawm luv luv yog 1600 degree. Ntawm tag nrho cov thermocouples, tus lej S kawm tiav muaj qib siab tshaj plaws thiab feem ntau yog siv los ua tus qauv thermocouple;
Piv nrog rau S-qib hom, lub tshav kub tshem tawm electromotive quab yuam ntawm R-qib hom yog hais txog 15% loj dua, thiab lwm yam khoom yuav luag zoo tib yam;
Lub thermal electromotive quab yuam ntawm B kawm tiav tus lej yog qhov me me ntawm chav tsev kub, yog li cov xov hlau them nyiaj feem ntau tsis xav tau thaum ntsuas. Nws siv sijhawm ntev kub yog 1600 degree thiab siv sijhawm luv luv yog 1800 degree. Nws tuaj yeem siv rau hauv oxidizing lossis nruab nrab cua, thiab tuaj yeem siv rau hauv lub tshuab nqus tsev rau lub sijhawm luv luv;
Cov yam ntxwv ntawm tus naj npawb N kawm tiav yog qhov muaj zog kub oxidation tsis kam ntawm 1300 degree, kev ruaj ntseg zoo ntawm thermoelectromotive quab yuam thiab lub sij hawm luv luv thermal cycle reproducibility, thiab zoo nuclear hluav taws xob tsis kam thiab kub tsis kam. Nws tuaj yeem hloov pauv tus lej S kawm tiav ib nrab. thermocouple;
Qib K yog tus cwj pwm los ntawm kev muaj zog oxidation tsis kam thiab tsim nyog rau kev siv txuas ntxiv hauv oxidizing thiab inert cua. Kev siv lub sijhawm ntev kub yog 1000 degree thiab siv sijhawm luv luv yog 1200 degree. Feem ntau siv ntawm tag nrho cov thermocouples;
Tus yam ntxwv ntawm tus lej E kawm tiav yog tias nws muaj qhov loj tshaj plaws thermal electromotive quab yuam ntawm cov thermocouples uas nquag siv, uas yog, qhov siab tshaj plaws. Nws yuav tsum tau siv tas li nyob rau hauv ib qho oxidizing thiab inert cua, nrog rau kev pab kub ntawm 0-800 degree ;
Tus yam ntxwv ntawm tus lej J kawm tiav yog tias nws tuaj yeem siv rau hauv ob qho tib si oxidizing cua (qhov txwv siab tshaj ntawm kev ua haujlwm kub yog 750 degree) thiab txo cov cua sov (qhov txwv siab tshaj ntawm kev ua haujlwm kub yog 950 degree), thiab tiv taus H2. thiab CO gas corrosion. Nws feem ntau yog siv rau hauv cov roj refining thiab tshuaj lom neeg kev lag luam;
Tus lej T kawm tiav yog tus cwj pwm los ntawm qib siab tshaj plaws ntawm txhua tus nqi qis hlau thermocouples, thiab feem ntau yog siv los ntsuas qhov ntsuas kub hauv qab 300 degree.
Cov nyhuv Seebeck tuaj yeem piav qhia raws li lub cim ntawm qhov sib txawv ntawm qhov sib txawv vim qhov sib txawv hauv hluav taws xob conductivity ntawm ob yam khoom sib txawv. Tib lub tswv yim yog thim rov qab rau hauv daim ntawv thov ntawm thermocouple.
Raws li cov hluav taws xob tam sim no dhau los ntawm ob qhov sib txawv ntawm cov hlau sib txawv, qhov sib txawv ntawm qhov hluav taws xob tshwm sim, uas yog thim rov qab los ntsuas qhov kub qhov sib txawv. Raws li, cov hluav taws xob tam sim no dhau los ntawm kev sib tshuam, vim muaj kev txwv hauv kev coj ua thiab kev ua haujlwm ntawm cov hlau, qhov kub thiab txias yuav tshwm sim. Ob qho khoom siv cua sov ntawm qhov sib txawv ntawm qhov sib txawv thiab qhov sib txawv ntawm cov conductivity muab ob qhov sib txawv voltages rau ob qhov sib txawv hlau.
Txawm hais tias txoj cai ua haujlwm ntawm thermocouple sensors tsis yog qhov nyuaj, nws tseem nyob ntawm ntau yam sib txawv. Kev ntsuas qhov sib txawv voltage tsis txaus rau kev ntsuas qhov tseeb.
Ib qho tseem ceeb tshaj plaws rau kev ntsuas qhov ntsuas kub ntawm qhov ntsuas kub ntawm qhov ntsuas kub yog qhov ntsuas kub ntawm qhov sib txuas.
Ice Bath Method:Nyob rau hauv txoj kev no, lub hlws ris thaiv yog immersed rau hauv da dej ntawm semi-frozen distilled dej kom khov qhov kub ntawm qhov kev sib tshuam. Tom qab immersion Tref yog teem rau 0 degree rau kev xam cov ntaub ntawv.
Cold Junction Compensation Method:Nyob rau hauv txoj kev no, qhov kub ntawm qhov chaw sib txuas yuav sib txawv tab sis nws tau ntsuas tas li siv lub ntsuas kub thib ob.
Kev nyeem ntawv ntsuas kub tau ua tiav siv ib qho ntawm ob txoj hauv kev los ua kom tiav kev ua haujlwm ntawm thermocouple sensors yam tsis muaj qhov yuam kev.
Calibration Methods rau Thermocouples
Fixed-point calibration:Teem-point calibration rau thermocouples yuav muab piv cov zis ntawm lub thermocouple mus rau ib tug siv kub los ntawm ib tug ruaj khov, zoo-txhais qhov chaw. Qhov no tuaj yeem suav nrog ice-point cells, triple-point cells, lossis lwm qhov chaw kub-precision kub. Lub thermocouple yog muab tso rau hauv qhov chaw siv, thiab nws cov zis yog ntsuas thiab muab piv rau qhov paub qhov kub thiab txias. Tiav-point calibration yog ib qho kev ntsuas thermocouple calibration. Qhov ntsuas kub ntawm qhov taw qhia siv yog ntsuas qhov tseeb nrog lub ntsuas kub ntsuas hauv qhov txheej txheem no, thiab qhov tso zis hluav taws xob ntawm lub thermocouple ntawm qhov ntsuas kub ntawd raug kaw. Cov txheej txheem no yog ua los ntawm ntau qhov kev siv ntsuas kub kom tsim tau lub rooj ntsuas ntsuas uas tuaj yeem siv los suav cov thermocouple qhov ntsuas kub raws li nws cov zis voltage.
Kev sib piv calibration:Nyob rau hauv txoj kev no, lub thermocouple cov zis yog muab piv rau cov ntaub ntawv siv sensor, xws li high-precision platinum tsis kam ntsuas kub los yog lwm yam thermocouple calibrated. Ob lub sensors raug rau tib qhov kub thiab txias, thiab lawv cov kev nyeem tau muab piv. Ib qho kev sib txawv ntawm qhov kev siv sensor qhov tso zis tuaj yeem siv los txiav txim siab qhov tsim nyog hloov kho lossis kho rau cov ntsuas ntsuas thermocouple. Lub calibration ntawm thermocouples yuav tsum tau lav tias qhov ntsuas kub yog qhov tseeb thiab muaj kev vam meej. Muaj ntau yam thermocouple calibration txoj kev muaj, txhua tus muaj qhov zoo thiab qhov tsis zoo.
Hluav taws xob simulation:Hluav taws xob simulation rau cov thermocouples suav nrog kev siv lub ntsuas hluav taws xob los yog lub thermocouple simulator los ua kom paub qhov hluav taws xob uas sib haum rau qhov kub thiab txias. Lub thermocouple cov zis tau muab piv rau qhov simulated voltage, thiab txhua qhov tsis sib xws tuaj yeem siv los hloov kho rau qhov ntsuas qhov ntsuas kub. Lwm txoj hauv kev rau thermocouple calibration yog hluav taws xob simulation. Ib qho hluav taws xob hluav taws xob yog siv los rov ua dua tus cwj pwm thermoelectric ntawm lub thermocouple uas raug ntsuas hauv cov txheej txheem no. Lub Circuit Court yog npaj los muab cov zis hluav taws xob uas zoo li qhov hluav taws xob tawm ntawm lub thermocouple thoob plaws qhov kub thiab txias. Txhawm rau kom tau txais kev ntsuas nkhaus, qhov ntsuas hluav taws xob tau ntsuas thiab muab piv rau qhov ntsuas hluav taws xob ntawm lub thermocouple raug ntsuas.
Software-based calibration:Qee cov cuab yeej thev naus laus zis thev naus laus zis muab software-based calibration txoj kev uas tuaj yeem hloov kho cov thermocouple cov zis raws li kev txiav txim siab ua ntej calibration cov ntaub ntawv. Txoj hauv kev no yuav suav nrog kev khaws cia cov calibration coefficients lossis kho cov teeb meem hauv qhov ntsuas software, uas tuaj yeem siv rau cov khoom siv thermocouple thaum ntsuas.
Thermocouple Kho
Periodic calibration:Vim lawv lub peev xwm rau drift thiab degradation, thermocouples yuav tsum tau calibration ntau dua li RTDs. Tsim ib lub sij hawm calibration raws li daim ntawv thov cov cai thiab cov thermocouple qhov ruaj khov. Tsis tu ncua calibration xyuas kom meej qhov ntsuas kub thiab pab txheeb xyuas cov teeb meem ntxov.
Kev kuaj pom pom:Tshawb xyuas cov thermocouples tsis tu ncua rau cov cim ntawm hnav, corrosion, los yog paug. Xyuas cov kev sib txuas, cables, thiab mounting hardware rau tej yam tshwm sim ntawm kev puas tsuaj los yog loosening. Tam sim ntawd daws txhua yam teeb meem los tiv thaiv qhov tsis ua haujlwm ntawm lub sensor thiab tswj kev ntsuas kom raug. Kev kuaj pom pom yog ib qho tseem ceeb ntawm kev saib xyuas cov thermocouple vim nws suav nrog kev tshuaj xyuas cov thermocouple thiab nws cov khoom txuas nrog rau cov cim qhia ntawm hnav, corrosion, los yog deterioration.
Ntxuav:Khaws cov thermocouple sensor kom huv si thiab tsis muaj cov kab mob uas tuaj yeem cuam tshuam rau nws txoj haujlwm. Siv cov kev tu kom tsim nyog thiab cov ntaub ntawv raws li lub sensor tsim thiab hom kab mob uas muaj. Kev ntxuav yog ib qho tseem ceeb ntawm kev tu thermocouple vim tias nws tshem tawm cov impurities lossis cov khib nyiab uas yuav cuam tshuam qhov tseeb lossis kev cia siab ntawm qhov ntsuas thermocouple.
Hloov:Thermocouples muaj qhov txwv thiab tej zaum yuav tsum tau hloov ib ntus. Saib xyuas lawv cov kev ua tau zoo thiab hloov lawv thaum lawv qhov tseeb poob sab nraum qhov kev lees paub lossis yog tias lawv pom cov cim tseem ceeb ntawm kev hnav lossis kev puas tsuaj. Kev hloov cov thermocouple yog ib kauj ruam tseem ceeb hauv kev tu thermocouple uas yuav tsum tau ua nrog kev saib xyuas. Cov thermocouples yuav tsum tau hloov pauv rau ntau yam, suav nrog kev puas tsuaj rau cov xov hlau lossis kev sib txuas, hnav thiab rhuav tshem lub sijhawm, lossis kev hloov pauv ntawm qhov kub thiab txias uas xav tau los ntawm daim ntawv thov.
Cov ntaub ntawv:Khaws cov ntaub ntawv ntawm calibration, tshuaj xyuas, thiab tu cov dej num rau txhua lub thermocouple. Cov ntaub ntawv no tuaj yeem pab taug qab lub sensor qhov ua tau zoo nyob rau lub sijhawm thiab txheeb xyuas cov xwm txheej lossis cov teeb meem tshwm sim. Qhov kev xav tau ntawm cov ntaub ntawv hauv kev saib xyuas thermocouple tsis tuaj yeem overstated. Cov ntaub ntawv tsim nyog ua kom ntseeg tau tias cov txheej txheem thermocouple tau raug tswj xyuas kom zoo, pab daws teeb meem, thiab ua haujlwm raws li cov ntaub ntawv ntawm kev saib xyuas keeb kwm. Cov ntaub ntawv muaj cov ntaub ntawv xws li hom thermocouple, ntsuas, thiab rwb thaiv tsev, nrog rau qhov chaw thermocouple, hnub teeb tsa, calibration hnub thiab cov txiaj ntsig, thiab txhua yam kev saib xyuas.
Siv rau lub thermocouple
Khoom noj khoom haus
Thermocouples yog qhov zoo tshaj plaws rau kev lag luam zaub mov vim tias lawv muab cov ntawv nyeem tseeb hauv ob peb feeb. Cov khoom noj khoom haus tuaj yeem kuaj xyuas hauv txhua theem ntawm kev tsim khoom. Cov khoom noj khoom haus thermocouples yog ob chav tsev nrog ib lub cuab yeej nyeem ntawv thiab detachable sojntsuam. Hauv qhov kawg ntawm qhov kev sojntsuam yog ob lub xov hlau txuas rau ib leeg. Flat headed probes ntsuas qhov kub ntawm qhov chaw, koob tshuaj ntsuam xyuas qhov ntsuas sab hauv thiab huab cua kub ntawm qhov cub.
Extruders
Extruders xav tau qhov kub thiab txias. Lub taub hau sensor yuav tsum tau muab tso rau hauv cov yas molten nyob rau hauv kev kub siab. Lub thermocouple ntsuas qhov kub thiab txias ncaj qha rau hauv cov txheej txheem. Cov chav no muaj qhov raug siab, nrog lub sijhawm teb sai, thiab tuaj yeem muaj hom K thermocouple sojntsuam.
Rauv
Lub teeb tsav tsheb yog lub luag haujlwm rau igniting lub cub tawg. Lub thermocouple kaw cov khoom siv roj thaum nws tsis hnov nplaim taws thiab tiv thaiv lub qhov cub kom tsis txhob tau txais roj thaum tus tsav tawm. Nws txwv tsis pub roj los ntawm kev tsim hauv lub cub tawg thiab ua rau lub cev muaj kev nyab xeeb dua.
Molten Hlau
Lub molten hlau thermocouple tuaj yeem siv rau hauv qhov chaw uas tsis yog-ferrous hlau los ntsuas qhov kub txog li 1250 ° C. Lawv saib xyuas thiab tswj qhov kub ntawm cov kua hlau thaum lub sij hawm yaj npaj, tuav, degassing, thiab casting ua haujlwm.
Cov Khoom Siv Hluav Taws Xob
Ib lub thermocouple, ntawm cov khoom siv roj, qhia cov roj valve uas tus tsav tau teeb yog li nws yuav qhib. Lub thermocouple yog positioned nyob rau hauv nruab nrab ntawm cov pilot nplaim taws. Nws ntes cov nplaim hluav taws kub thiab ua kom muaj qhov hluav taws xob ua kom cov roj ntws mus. Yog hais tias cov nplaim taws tawm mus, lub thermocouple voltage ploj thiab kaw cov roj valve.
Peb lub Hoobkas
Lub tuam txhab yog "Tshiab Thib Peb Pawg" tau teev npe lag luam, muaj ntawv pov thawj kev lag luam high-tech, ib lub koom haum ua haujlwm ntawm National Torch Program, lub chaw tsim khoom lag luam muaj ntawv pov thawj ntawm Chongqing, 'Specialized, Refined, Differential thiab Innovative (SRDI)' kev lag luam, kev cog lus-ua raws li kev lag luam thiab kev ntseeg siab, kev kho cua sov kev lag luam thev naus laus zis tshiab kev lag luam, yog ib qho ntawm 10 tus kheej kev tshawb fawb thiab thev naus laus zis tshiab kev lag luam ntawm Beibei District, Class-A cov lag luam them se, thiab cov lag luam ncaj ncees Beibei. Peb lub cim lag luam tau raug soj ntsuam raws li Kev Lag Luam Zoo Tshaj Plaws ntawm Chongqing.
Cov ntawv pov thawj
FAQ
Q: Dab tsi yog thermocouples feem ntau siv ua?
Q: Vim li cas peb thiaj xav tau cov thermocouples?
Q: Dab tsi yog qhov txawv ntawm lub thermocouple thiab tus pas ntsuas kub?
Q: Qhov twg yog cov thermocouples feem ntau ntsia?
Q: Dab tsi yog qhov ntsuas kub zoo dua los yog cov thermocouple?
Cov ntsuas kub tsis kam muaj qhov zoo ntawm qhov raug siab dua piv rau cov thermocouples. Hauv qhov sib piv, cov thermocouples tuaj yeem siv rau qhov kub thiab txias dua thiab muaj lub sijhawm teb zoo dua.
Q: Puas yog thermocouples siv hauv qhov cub?
Q: Dab tsi ua rau lub thermocouple tsis ua haujlwm?
Q: Dab tsi yog qhov zoo tshaj plaws thermocouple rau kub kub?
Feem ntau hais lus, refractory hlau tungsten-rhenium thermocouples Hom C thiab Hom D yog suav tias yog qhov kub siab tshaj plaws thermocouples, muaj peev xwm siv tau rau qhov ntsuas kub txog li 2300ºC, yog tias nws tsis yog qhov chaw oxidizing.
Q: Kuv puas tuaj yeem siv lub thermocouple nrog multimeter?
Q: Dab tsi yog qhov tseeb thiab qhov kub thiab txias ntawm ntau yam thermocouples?
Q: Kuv puas tuaj yeem siv ib qho multimeter rau ntsuas kub nrog thermocouples?
Q: Dab tsi yog qhov txawv ntawm lub thermocouple thiab tus pas ntsuas kub?
Q: Puas yog thermocouple AC lossis DC?
Q: Dab tsi yog qhov ntsuas kub zoo dua los yog cov thermocouple?
Q: Muaj pes tsawg volts puas lub thermocouple tso tawm?
Qhov no me me ntawm qhov voltage, feem ntau nyob ib ncig ntawm 25 - 30 DC millivolts, muab lub zog los tuav lub teeb lub teeb valve qhib thaum lub sijhawm ua haujlwm. Cov hom hlau siv hauv kev tsim kho ntawm cov thermocouple nyob ntawm qhov ntsuas kub uas lawv yuav tsum raug.
Q: Dab tsi yog qhov zoo tshaj plaws thermocouple?
Q: Dab tsi yog qhov zoo tshaj plaws thermocouple rau kub kub?
Q: Yuav ua li cas koj paub yog tias koj muaj ib tug phem thermocouple?
Q: Koj ua li cas kuaj lub thermocouple nrog hlau nplaum?
Q: Yuav ua li cas yog tias lub thermocouple tsis ua haujlwm?
Raws li ib qho ntawm cov kev sib dhos thermocouples tuam ntxhab nyob rau hauv Suav teb, peb sov siab txais tos koj mus yuav cov thermocouples ua nyob rau hauv Suav teb nov los ntawm peb lub hoobkas. Tag nrho cov khoom customized yog nrog cov khoom zoo thiab cov nqi sib tw.