I-Acoustic Test Characterization ye-Melamine Foam ukuze isetshenziswe ku-NASA's Payload Fairing Acoustic Attenuation Systems

Amazinga angaphandle okuphakamisa i-acoustic abikezelwe ezimotweni ezizayo ze-NASA zokwethula izinto ezisindayo kulindeleke ukuthi abe phezulu kakhulu kunendawo edalwe izimoto zanamuhla zokwethulwa kwezimakethe.

 

Lokhu kudala isidingo sokuthuthukisa isistimu yokunciphisa i-acoustic ethuthukisiwe ye-NASA ye-payload fairings yesikhathi esizayo.

 

I-NASA Glenn Research Center iqale uchungechunge lokuhlola i-acoustic ukuze lubonise ukusebenza kwe-acoustic yegwebu le-melamine, ngezithuthukisi ezihlukahlukene ze-acoustic nangaphandle kwazo. Lokhu kuhlola kwachazwa ngokuthi i-NEMFAT, okusho ukuthi i-NESC Enhanced Melamine Foam Acoustic Test, futhi kuyisihloko saleli phepha.

 

Kokubili ukuhlolwa kokulahlekelwa kokumuncwa nokudluliswa kokulungiswa kwegwebu okuningi kwenziwa e-Riverbank Acoustical Laboratory ngoJulayi 2013. Idatha yokuhlola ye-NEMFAT inikeza ukubonakaliswa kokuqala kwe-acoustic kanye nesizindalwazi se-melamine foam ye-NASA.

 

Ngenxa yokusebenza kwayo kwe-acoustic kanye nesisindo esilula uma kuqhathaniswa nezingubo zokulala ze-fiberglass, igwebu le-melamine licatshangelwa ngokuqinile ukuze lisetshenziswe ezinhlelweni zokunciphisa umsindo zezimoto zokwethulwa kwe-NASA esikhathini esizayo.

 

Imithombo ye-SINOYQX evela ku-http://ntrs.nasa.gov/search.jsp? R=20140008689.