Kev xaiv kom raug ntawm lub suab ntsuas
Rau kev sib koom ua ke, qee cov qauv rau kev ntsuas suab nrov tau tsim tawm thoob ntiaj teb thiab hauv tsev. Cov qauv no tsis tsuas yog qhia cov qauv ntawm kev ntsuas suab nrov, tab sis kuj tseem qhia cov kev cai rau kev siv suab ntsuas ntsuas. Peb tuaj yeem siv cov qauv no kom nkag siab zoo dua Xaiv lub suab ntsuas qhov ntsuas.
1. Acoustics - ib puag ncig kev ntsuas suab nrov
Txoj kev ntsuas yuav ua tau raws li GB3222-94 "Acoustic Environmental Noise Measurement Method"
Qhov ntsuas qhov ntsuas yuav tsum yog LA, LAeq, LN (L5, L10, L50, L90, L95), Ld, Ln, thiab qhov tseeb ntawm qhov ntsuas yuav tsum yog hom 2 lossis siab tshaj qhov ntsuas suab ntsuas thiab ib puag ncig lub suab tsis siv neeg ntsuas ntsuas, thiab kev ua tau zoo raws li GB3785 "Sound Level Electricity meter, sound performance and measurement method".
2. Kev ntsuas suab nrov hauv nroog
Txoj kev ntsuas yuav ua tau raws li GB/T14623-93 "Kev Ntsuas Method of Urban Regional Environmental Noise"
Qhov ntsuas qhov ntsuas yuav tsum suav nrog LA, LAeq, LN (L10, L50, L90), Ld, thiab Ln. Qhov tseeb ntawm qhov ntsuas yuav tsum yog hom 2 lossis siab dua qhov ntsuas lub suab ntsuas thiab ib puag ncig lub suab tsis siv neeg saib xyuas. Qhov kev ua tau zoo raws li GB3785 "Sound Level Meter Performance and measurement method".
3. Kev ntsuas suab nrov ntawm kev lag luam kev lag luam
Txoj kev ntsuas tuaj yeem ua raws li GB12349-90 "Kev Ntsuas Method ntawm Lub Suab nrov ntawm Ciam Tebchaws ntawm Kev Lag Luam Lag Luam"
Kev ntsuas qhov tseem ceeb yuav tsum muaj LA thiab LAeq, thiab qhov tseeb ntawm qhov ntsuas yuav tsum yog lub suab ntsuas ntsuas ntawm hom 2 lossis siab dua thiab tsis siv neeg ib puag ncig kev ntsuas suab nrov, thiab kev ua tau zoo raws li qhov yuav tsum tau ua ntawm GB3785 "Sound Level Meter Hluav taws xob, Acoustic Performance and Measurement Methods".
4. Kev ntsuas suab nrov ntawm qhov chaw tsim kho
Txoj kev ntsuas tuaj yeem ua raws li GB12524-90 "Kev Ntsuas Method ntawm Lub Suab nrov ntawm thaj tsam ntawm Kev Tsim Kho"
Qhov ntsuas tus nqi yuav tsum muaj LAeq, thiab qhov tseeb ntawm qhov ntsuas yuav tsum yog hom 2 lossis siab dua kev sib xyaw suab qib ntsuas thiab ib puag ncig lub suab tsis siv neeg saib xyuas ntsuas (dynamic ntau yam tsis pub tsawg dua 50dB), thiab kev ua tau zoo raws li qhov yuav tsum tau ua ntawm GB3785 "Sound Level Meter Electrical, Acoustic Performance and Measurement Methods".
5. Lub tsheb lub cev muaj zog ntsuas lub suab nrov
Txoj kev ntsuas yuav ua tau raws li GB/T14365-93 "Acoustic Motor Vehicle Stationary Noise Measurement Method"
Kev ntsuas tus nqi yuav tsum muaj qhov ntsuas A-hnyav "ceev" tus yam ntxwv lub suab siab Lp, thiab qhov tseeb ntawm qhov ntsuas yuav tsum yog hom 1 lossis hom 2 suab ntsuas, thiab kev ua tau zoo raws li qhov yuav tsum tau ua ntawm GB3785 "Sound Qib Meter Hluav Taws Xob, Acoustic Performance and Measurement Methods".
6. Kev ntsuas hluav taws xob nrov ntawm kev tsheb ciav hlau dov Tshuag
Txoj kev ntsuas yuav ua tau raws li GB/T5111-95 "Radiation Noise Measurement of Acoustic Railway Rolling Stock"
Tus nqi ntsuas yuav tsum muaj LPAF, thiab spectrum tsom xam thiab ntsuas kuj tuaj yeem ua tau. Qhov tseeb ntawm qhov ntsuas yuav tsum yog hom 2 lossis siab dua kev sib xyaw suab qib ntsuas thiab ib puag ncig lub suab tsis siv neeg xyuas ntsuas.
7. Inland waterway thiab nkoj lub suab ntsuas
Txoj kev ntsuas yuav ua tau raws li GB/T4964-85 "Kev ntsuas ntawm Radiated suab nrov los ntawm cov nkoj hauv Inland Waterways thiab Ports"
Tus nqi ntsuas yuav tsum muaj A-hnyav "ceev" yam ntxwv suab siab qib Lp, thiab A-hnyav "mem tes" suab siab qib Lp. Qhov tseeb ntawm qhov ntsuas yuav tsum muaj hom 1 lossis hom 2 lub suab ntsuas ntsuas, thiab nws qhov kev ua tau zoo raws li GB3785 "Sound Level Meter Electricity, Sound Performance and measurement method".
8. Kev ntsuas lub suab nrov
Txoj kev ntsuas yuav ua tau raws li GB9661-88 "Kev ntsuas txoj kev ntawm lub suab nrov ntawm lub tshav dav hlau"
Kev ntsuas tus nqi yuav tsum muaj A-hnyav "ceev" tus yam ntxwv lub suab siab Lp, lub suab nrov ntawm lub dav hlau zoo pom lub suab nrov Lepn, thiab qhov tseeb ntawm qhov ntsuas yuav tsum muaj lub suab ntsuas ntawm hom 2 lossis siab dua thiab tsis siv neeg ib puag ncig kev ntsuas suab nrov. , thiab nws cov kev ua tau zoo raws li GB3785 "Sound Level Meter, Acoustic Performance and Measurement Methods".
9. Lub suab nrov lub suab ntsuas lub zog ntsuas
Txoj kev ntsuas tuaj yeem ua raws li GB / T16538-96 "Acoustic Sound Pressure Method Kev txiav txim siab ntawm Lub Suab nrov Lub Hwj Chim Qib Siv Cov Qauv Suab Yooj Yim"
Cov ntsuas ntsuas siv lub suab ntawm hom 2 lossis siab dua tau teev tseg hauv GB3785, thiab ntsuas nws nrog lub iav qeeb. Nws yog qhov zoo tshaj plaws los siv cov kab txuas ntxiv lossis ib qho txuas ntxiv ntawm lub suab ntsuas thiab lub microphone.
10. Kev ntsuas kev vibration ib puag ncig
Txoj kev ntsuas yuav ua tau raws li GB10071-88 "Kev Ntsuas Method of Urban Regional Environmental Vibration"
Nws yuav tsum ntsuas VAL, VL, VLZ, VLZN. Cov cuab yeej ntsuas yuav tsum ua raws li cov cuab yeej ntsuas ib puag ncig kev co uas tau teev tseg hauv ISO/DP8041-84
