f-63
|
f-125
|
f-250
|
f-500
|
f-1000
|
f-2000
|
f-4000
|
f-8000
|
To‘siq yo‘q xolatda (L1)
|
|
|
|
|
|
|
|
|
G‘ishtli devr
|
|
|
|
|
|
|
|
|
Ko‘p qavatli karton
|
|
|
|
|
|
|
|
|
Voylok (qur.mat.)
|
|
|
|
|
|
|
|
|
Temir beton
|
|
|
|
|
|
|
|
|
SHlakoblokli devor
|
|
|
|
|
|
|
|
|
Taxtali yog‘och to‘siq
|
|
|
|
|
|
|
|
|
Tovush bosimi o‘lchovining natijalari
2-Jadval
Tovush bosimining
to‘siq turlari
|
O‘lchangan tovush bosimi, dB da,
Har xil chastotalarda, Gs.
|
CHastotsi
f-1000 Gs bo‘lganda hisoblangan tovush bosimi, dB
|
f-63
|
f-125
|
f-250
|
f-500
|
f-1000
|
f-2000
|
f-4000
|
f-8000
|
|
To‘siq yo‘q xolatda (L1)
|
|
|
|
|
|
|
|
|
|
G‘ishtli devr
|
|
|
|
|
|
|
|
|
|
Ko‘p qavatli karton
|
|
|
|
|
|
|
|
|
|
Voylok (qur.mat.)
|
|
|
|
|
|
|
|
|
|
Temir beton
|
|
|
|
|
|
|
|
|
SHlakoblokli devor
|
|
|
|
|
|
|
|
|
|
Taxtali yog‘och to‘siq
|
|
|
|
|
|
|
|
|
|
Material zichligini jadvali kg/m3
2-Jadval
G‘ishtli devr
|
1900
|
Ko‘p qavatli karton
|
450
|
Voylok (qur.mat.)
|
320
|
Temir beton
|
2400
|
SHlakoblokli devor
|
1071
|
Taxtali yog‘och to‘siq
|
1200
|
Adabiyotlar ruyxati:
1. Oxrana truda na predpriyatiyax svyazi. Pod redaksiey N.I.Baklashova M,Radio i svyaz».1985
2. Borba s shumom na proizvodstve. Spravochnik. M. "Mashinostroenie" 1985.
3. YU.S. Rыsin. Raschet shumovogo rejima na : redpriya'.'iyax svyazi s pomoщyu EVM. T. TEIS. 1988.
Muhammad Al-Xorazmiy nomidagi
TATU FARG‘ONA FILIALI
“Tabiiy fanlar” kafedrasi
Ishlab chiqarish xonalarida shovqin darajasini aniqlash
14-laboratoriya ishidan
Hisobot varaqasi
1. Ishning maqsadi ________________________________________________________
____________________________________________________________________________________________________________________________________________________
2. SHovqin ko‘rsatkichlari va doimiy to‘lkin xarakteristikasi nimalardan iborat hamda qanday hisobga olinadi? ___________________________________________________________________________________________________________________________________________________________________________________________________________
3. Eksperimental qurilmani rasmini chizing.
Tovush bosimi o‘lchovining natijalari
1-Jadval
Tovush bosimining
to‘siq turlari
|
O‘lchangan tovush bosimi, dB da,
Har xil chastotalarda, Gs.
|
f-63
|
f-125
|
f-250
|
f-500
|
f-1000
|
f-2000
|
f-4000
|
f-8000
|
To‘siq yo‘q xolatda (L1)
|
|
|
|
|
|
|
|
|
G‘ishtli devr
|
|
|
|
|
|
|
|
|
Ko‘p qavatli karton
|
|
|
|
|
|
|
|
|
Voylok (qur.mat.)
|
|
|
|
|
|
|
|
|
Temir beton
|
|
|
|
|
|
|
|
|
SHlakoblokli devor
|
|
|
|
|
|
|
|
|
Taxtali yog‘och to‘siq
|
|
|
|
|
|
|
|
|
Tovush bosimi o‘lchovining natijalari
2-Jadval
Tovush bosimining
to‘siq turlari
|
O‘lchangan tovush bosimi, dB da,
Har xil chastotalarda, Gs.
|
CHastotsi
f-1000 Gs bo‘lganda hisoblangan tovush bosimi, dB
|
f-63
|
f-125
|
f-250
|
f-500
|
f-1000
|
f-2000
|
f-4000
|
f-8000
|
|
To‘siq yo‘q xolatda (L1)
|
|
|
|
|
|
|
|
|
|
G‘ishtli devr
|
|
|
|
|
|
|
|
|
|
Ko‘p qavatli karton
|
|
|
|
|
|
|
|
|
|
Voylok (qur.mat.)
|
|
|
|
|
|
|
|
|
|
Temir beton
|
|
|
|
|
|
|
|
|
SHlakoblokli devor
|
|
|
|
|
|
|
|
|
|
Taxtali yog‘och to‘siq
|
|
|
|
|
|
|
|
|
|
Material zichligini jadvali kg/m3
3-Jadval
G‘ishtli devr
|
1900
|
Ko‘p qavatli karton
|
450
|
Voylok
|
320
|
Temir beton
|
2400
|
SHlakoblokli devor
|
1071
|
Tatali yog‘och to‘siq
|
1200
|
Xulosa:
Talabaning
F.I.SH
|
Guruh, Fakultet
|
Ish bajarilgan kun
|
O‘qituvchining imzosi
|
|
|
|
|
Do'stlaringiz bilan baham: |
