Yuav Ua Li Cas Kho Kub Khiav Multi-Point Redundant Temperature Measurement Fault

Apr 22, 2026

Tso lus

Kev kho kub khiav ntau-point redundant kub ntsuas faults yuav tsum tau tsom ntsuas raws li qhov txhaum hom, combining sai ntawm -site teb nrog system- theem rov qab cov tswv yim kom ruaj khov kub nyob rau hauv ± 0.3℃nyob rau hauv qhov siab - kub thiab siab -humidity ib puag ncig ntawm Wu

 

1. Sensor Drift lossis Failure (Feem ntau)

Judgment Criteria: Main/backup temperature difference consistently >2℃ for more than 3 seconds, or slow temperature deviation >0.5℃/ h;

Kho cov kauj ruam:

Confirm if moisture is the cause-check if the humidity inside the temperature control box is >80% RH;

Ua tsis siv neeg xoom-point calibration kom tshem tawm cov kev sib tshuam txias txias;

Yog tias qhov ua yuam kev tseem nyob, hloov lub drifting sensor thiab rov- ua cov kauj ruam ntsuas ntsuas;

Ua kom lub nitrogen purging module rau kev tiv thaiv noo noo thiab txuas ntxiv lub voj voog calibration.

 

2. Teeb liab cuam tshuam thiab nrov nrov Amplification

Kev Txiav Txim Siab: Kub nkhaus spikes lossis dhia> 5℃/ s qhia tias AI miscompensation tshwm sim sab nraum qhov pib-stop theem.

Kho cov kauj ruam:

Xyuas seb lub cable yog twisted -pair shielded cable thiab paub meej tias ib qho -kawg grounding.

Ua kom muaj 5Hz ua ntej- xaj qis- hla lim ntawm tus maub los txhawm rau txhawm rau siab - nrov nrov.

Cais tawm siab - cov kab hluav taws xob thiab zam kev sib txuas nrog cov cua sov circuits.

Replace the damaged cable; polyimide (PI) high-temperature insulated cable is recommended.

Engineering Tus Nqi: Ib lub tuam txhab txo cov teeb liab suab nrov los ntawm 70% thiab txhim kho AI nyiaj txiag ruaj ntseg los ntawm kev hloov kho thaiv kev tiv thaiv.

 

3. Xauv Xauv lossis Kev Tiv Thaiv Tsis Zoo

Kev Txiav Txim Siab: Cia li poob mus rau xoom kub lossis kub hloov pauv loj heev; Circuit Court tsis kam> 10Ω lossis <2Ω.

Kho cov kauj ruam:

1. Siv multimeter los xyuas cov thermocouple circuit tiv thaiv kom paub meej tias txuas ntxiv.

2. Xyuas seb qhov ceev - txuas txuas puas ruaj ntseg; hloov nrog lub hermetically kaw soldered IP67 connector yog tias tsim nyog.

3. Ntxuav cov oxide txheej ntawm cov khoom sib txuas thiab siv cov tshuaj tiv thaiv kab mob -corrosion roj.

Ntxiv kev saib xyuas kev ua haujlwm rau kev ceeb toom ntxov.

Tswv yim pom zoo: Siv lub ntsuas kub infrared thaum txhua qhov kev hloov pauv; qhov sib txawv ntawm <3℃yog suav tias yog ib txwm.

 

4. Redundancy Switching Logic Failure

Judgment Criteria: The main sensor is disconnected but the system fails to switch, or the switching response time is >0.5 vib nas this;

Kho cov kauj ruam:

Enter the controller parameter interface and check if the main/standby temperature difference alarm threshold is set to >2 degree;

Xyuas kom tseeb tias qhov kev pab cuam hloov logic tau qhib, kom ntseeg tau tias nws tshwm sim tom qab 3 vib nas this sib law liag ntawm kev ua siab ntev;

Simulate ib qho kev xeem tsis sib txuas kom paub meej tias seamless takeover los ntawm standby channel;

Hloov kho cov tswj firmware mus rau qhov tseeb version thiab kho tej kab mob.

Safety Standard: Hloov lub sij hawm teb yuav tsum yog<0.5 seconds to ensure production continuity.

 

5. AI qauv Kev txiav txim siab tsis raug lossis kev ntsuas kev noj qab haus huv tsis raug

Kev Txiav Txim Siab: Cov sensors ib txwm poob qis, cov ntsiab lus txawv txav tseem muab qhov hnyav, thiab qhov ntsuas ntsuas ntsuas ntsuas qhov ntsuas tau cuam tshuam;

Kev kho cov kauj ruam:

Xyuas seb AI kev cob qhia cov txheej txheem muaj cov ntaub ntawv ua haujlwm tsis ntev los no (xws li cov ntaub ntawv tshiab, txheej txheem tshiab);

Rov cob qhia LSTM + Kalman fusion qauv, suav nrog cov ntaub ntawv tshiab tsis tu ncua;

Pab kom PHM tus kheej-txoj kev kawm kom ua tiav kev hloov kho tshiab ntawm kev noj qab haus huv;

Teem ib phau ntawv tshuaj xyuas mechanism, xav tau tus neeg teb xov tooj lees paub ua ntej lub tswb tseem ceeb raug tua.

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