Raport Comoti -Bacanu Alina

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Laborator Acustica si VibratiiStr. Atomistilor, nr 401, Magurele, Judet Ilfov

Telefon: 021-434.01.98/441, Fax: 021-434.02.411 / 8

1. DATE DE IDENTIFICARE ALE CLIENTULUI

Denumire:Facultatea Ingineria Sistemelor Biotehnice, Master- Controlul Zgomotelor si VibratiilorBacanu Alina

E-mail: [email protected][email protected]

2. CERERE/ CONTRACT:

RAPORT INTERN

3. OBIECTUL SOLICITARII:

Determinarea nivelului de zgomot le electrocompresorul cu surub –Autoclava ECS 20/25/1 in regim normal de functionare

4. METODA DE MASURARE (PROCEDURA):

METODE DE MASURARE A NIVELULUI DE ZGOMOT IN INDUSTRIE STAS 7150-77

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5. DESCRIEREA OBIECTULUI DE MASURARE/LOCATIEI:

-ECS 20/25/1-CONDITI NORMALE DE LUCRU

6. DATA SI ORA/INTERVALUL EFECTUARII INCERCARII:

Interval de testare 8.05.2014 orele 11:33-12:01

7. CONDITII DE MEDIU LA DATA SI LOCUL EFECTUARII INCERCARII:

Calibrare Conditii de mediu : Start StopTemperatura (0) 25.20

Umiditate (%) 54%Masurarile Zgomotului de fondConditii de mediu : Start StopTemperatura (0) 27.40 30.90

Umiditate (%) 32.3% 27.2%

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Masurarile la RelantiuConditii de mediu : Start StopTemperatura (0) 29.50 25.50

Umiditate (%) 32.2% 35.0%

8. ECHIPAMENTUL UTILIZAT:

-Sonometru 01dB-Metravib SOLO, spectru 1/1 si 1/3, seria 11605, 01dB-Metravib Software dBTRATE v4.80;

-Calibrator acustic G.R.A.S. 42AB, seria 31543;-Termohigrometru Testo 175-H2, seria 38219175/806.

9. REZULTATE:

9.1. Date de intrare si informatii privind punctele de masurareZgomotul de fond;Punctul 1- M14 –VentilatorPunctul 2 –M15 – CompresorPunctul 3 –M16- Motor

Masurarile la Relantiu;Punctul 1- M17 –VentilatorPunctul 2 –M18 – CompresorPunctul 3 –M19- Motor

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9.2. Prezentarea numerica a nivelurilor de presiune acusticaPunctul P1 M17;M14

Frecventa Hz L Lf L-Lf ΔL L-ΔL20 Hz 6.7 1.7 5 1.6 5.125 Hz 14.4 8 6.4 1.1 13.331.5 Hz 20.6 15.5 5.1 1.6 1940 Hz 38.7 20.8 17.9 0 38.750 Hz 36.5 32 4.5 1.8 34.763 Hz 37.9 33.7 4.2 1.9 3680 Hz 41.2 38.3 2.9 0 -100 Hz 53.2 40.6 12.6 0 53.2125 Hz 63 49.3 13.7 0 63160 Hz 63.9 47.4 16.5 0 63.9200 Hz 69.3 49.3 20 0 69.3250 Hz 71.3 53.3 18 0 71.3315 Hz 70.6 55.2 15.4 0 70.6400 Hz 74.3 54.6 19.7 0 74.3500 Hz 72.3 55.8 16.5 0 72.3630 Hz 74.6 54.6 20 0 74.6800 Hz 76.3 54.5 21.8 0 76.31 kHz 75.2 53.8 21.4 0 75.21.25 kHz 76.5 54.5 22 0 76.51.6 kHz 73.5 52.6 20.9 0 73.52 kHz 75.5 50.4 25.1 0 75.52.5 kHz 75.7 49.3 26.4 0 75.73.15 kHz 71 48 23 0 714 kHz 64.9 47 17.9 0 64.95 kHz 63.2 45.6 17.6 0 63.26.3 kHz 60.2 43.5 16.7 0 60.28 kHz 56.7 41.9 14.8 0 56.710 kHz 54.3 38.9 15.4 0 54.312.5 kHz 48.5 32.6 15.9 0 48.516 kHz 45.6 26.8 18.8 0 45.6

Nivel global de zgomot al sursei la relantiu in punctulP001 LA=65 dB (A)Nivel global de zgomot de fond in punctul P001 LAF=85,6 dB (A)

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Punctul 2 M18; M15

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Frecventa Hz L Lf L-Lf ΔL L-ΔL20 Hz 7.1 6.7 0.4 0 -25 Hz 14.9 9.2 5.7 1.3 13.631.5 Hz 21.1 14.8 6.3 1.1 2040 Hz 38.2 25.4 12.8 0 38.250 Hz 37.4 31.8 5.6 1.4 3663 Hz 34.5 29.9 4.6 1.7 32.880 Hz 45.8 41.9 3.9 2.1 43.7100 Hz 55.3 41.5 13.8 0 55.3125 Hz 64.8 47.7 17.1 0 64.8160 Hz 65.8 49.3 16.5 0 65.8200 Hz 68.2 48.2 20 0 68.2250 Hz 69.4 55 14.4 0 69.4315 Hz 72.4 54.2 18.2 0 72.4400 Hz 73.3 54.8 18.5 0 73.3500 Hz 74.5 55.8 18.7 0 74.5630 Hz 74.7 54.5 20.2 0 74.7800 Hz 78.2 54.1 24.1 0 78.21 kHz 74.6 53.9 20.7 0 74.61.25 kHz 75.2 54.5 20.7 0 75.21.6 kHz 73.6 53.8 19.8 0 73.62 kHz 73.9 50.8 23.1 0 73.92.5 kHz 74.9 50 24.9 0 74.93.15 kHz 71 48.4 22.6 0 714 kHz 65.3 47.4 17.9 0 65.35 kHz 63.2 46.1 17.1 0 63.26.3 kHz 60.3 43.9 16.4 0 60.38 kHz 57 41.1 15.9 0 5710 kHz 54.5 38.1 16.4 0 54.512.5 kHz 49.7 34.1 15.6 0 49.716 kHz 45.4 31.2 14.2 0 45.4

Nivel global de zgomot al sursei la relantiu in punctulP2LA=65.2 dB (A)Nivel global de zgomot de fond in punctul P2 LAF=85,4 dB (A)

Punctul 3 M19;M16Frecventa Hz L Lf L-Lf ΔL L-ΔL

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20 Hz 7.2 0.1 7.1 0.9 6.325 Hz 15.6 8.7 6.9 1 14.631.5 Hz 21.4 17.5 3.9 2.1 19.340 Hz 36.3 25.9 10.4 0 36.350 Hz 35.9 32.1 3.8 2.2 33.763 Hz 33.4 29.7 3.7 2.3 31.180 Hz 45.2 37.7 7.5 0.8 44.4100 Hz 55.6 42.2 13.4 0 55.6125 Hz 65.7 50 15.7 0 65.7160 Hz 64.7 50.6 14.1 0 64.7200 Hz 69.7 48.7 21 0 69.7250 Hz 70.6 58.1 12.5 0 70.6315 Hz 74.4 58.1 16.3 0 74.4400 Hz 72.9 56 16.9 0 72.9500 Hz 74.2 55.4 18.8 0 74.2630 Hz 75.2 56.5 18.7 0 75.2800 Hz 75.7 55.6 20.1 0 75.71 kHz 75.2 54.1 21.1 0 75.21.25 kHz 76.3 54.4 21.9 0 76.31.6 kHz 74 54 20 0 742 kHz 74.1 50.9 23.2 0 74.12.5 kHz 75.7 50 25.7 0 75.73.15 kHz 72.1 49.1 23 0 72.14 kHz 65.5 48.3 17.2 0 65.55 kHz 63.6 45.9 17.7 0 63.66.3 kHz 60.9 43.4 17.5 0 60.98 kHz 57.7 40.6 17.1 0 57.710 kHz 55.9 37.6 18.3 0 55.912.5 kHz 50.5 32.4 18.1 0 50.516 kHz 45.8 27 18.8 0 45.8

Nivel global de zgomot al sursei la relantiu in punctulP3 LA=66.4 dB (A)Nivel global de zgomot de fond in punctul P3 LAF=85,6 dB (A)

Legenda:LA - nivel global de zgomot ponderat ALech - nivel global de zgomot echivalent continuu

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L - nivel de zgomot al surseiLF - nivel de zgomot de fonddL - corectia ce se aplica la nivelul de zgomot al surseiL-dL - corectia aplicata la nivelul de zgomot al sursei

Incertitudinea de masurare: U=1.5%

Elaborat RESPONSABIL INCERCARE,Bacanu AlinaMarius Deaconu

Bacanu Alina

VERIFICAT,Dr.Ing.Adina Ionescu

Raport Comoti -Bacanu Alina

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