Kev ntsuas qhov hnyavyog ib qho cuab yeej tseem ceeb hauv kev lag luam xws li tshuaj, kev tsim khoom noj, thiab kev tsim khoom. Cov qhov hnyav no yog siv los ntsuas qhov ntsuas thiab qhov sib npaug kom ntseeg tau tias muaj kev ntsuas raug. Cov qhov hnyav ntsuas muaj ntau yam khoom siv, tab sis cov hlau tsis xeb yog cov khoom siv feem ntau siv vim nws ruaj khov thiab tiv taus xeb.
Yuav kom ntseeg tau tias cov qhov hnyav calibration ua tau raws li cov qauv kev lag luam, lawv raug tsim tawm raws li cov qauv thoob ntiaj teb xws li OIML (International Organization of Legal Metrology) thiab ASTM (American Society for Testing and Materials). Cov qauv no ua kom ntseeg tau tias cov qhov hnyav raug, txhim khu kev qha, thiab sib xws.
Cov qhov hnyav rau kev ntsuas muaj ntau qhov ntau thiab tsawg thiab ntau pawg hnyav, xws li cov qhov hnyav me me siv hauv chav kuaj mus rau cov qhov hnyav loj siv hauv chaw ua haujlwm. Cov qhov hnyav feem ntau muaj daim ntawv lo nrog lawv qhov hnyav, pawg hnyav, thiab tus qauv uas lawv ua tau raws li.
Ntxiv rau qhov hnyav ntsuas tus qauv, kuj tseem muaj cov hnyav tshwj xeeb siv rau hauv cov lag luam tshwj xeeb. Piv txwv li, kev lag luam tshuaj xav tau cov hnyav uas taug qab mus rau Lub Koom Haum Tebchaws ntawm Cov Qauv thiab Kev Siv Tshuab (NIST) kom ntseeg tau tias muaj qhov tseeb thiab sib xws hauv kev tsim tshuaj.
Cov qhov hnyav calibration xav tau kev tuav thiab khaws cia kom zoo kom lawv qhov tseeb. Lawv yuav tsum tau tuav nrog kev saib xyuas thiab khaws cia rau hauv ib puag ncig huv si, qhuav kom tiv thaiv kev ua qias tuaj thiab kev puas tsuaj. Kev calibration tsis tu ncua ntawm cov qhov hnyav calibration kuj tseem ceeb heev kom ntseeg tau tias lawv qhov tseeb dhau sijhawm.
Xaus lus,cov qhov hnyav calibrationyog ib qho cuab yeej tseem ceeb hauv ntau yam lag luam kom ntseeg tau tias muaj kev ntsuas raug. Cov hlau tsis xeb yog cov khoom siv feem ntau siv rau kev ntsuas qhov hnyav vim nws ruaj khov thiab tiv taus xeb. Cov qauv thoob ntiaj teb xws li OIML thiab ASTM ua kom ntseeg tau tias qhov hnyav ntsuas yog qhov tseeb, txhim khu kev qha, thiab sib xws. Kev tuav, khaws cia, thiab kev ntsuas tsis tu ncua yog qhov tsim nyog los tswj qhov tseeb ntawm qhov hnyav ntsuas dhau sijhawm.
Lub sijhawm tshaj tawm: Plaub Hlis-25-2023