• cpbj

Yiziphi izici ezinethonya zokumuncwa komsindo nomthelela wokunciphisa umsindo wezinto ezintsha ze-aluminium foam

I-coefficient ebanzi yokunciphisa umsindo yezinto ezintsha ze-aluminium foam ifinyelela ku-0.75, futhi i-coefficient yokumunca umsindo ebangeni elimaphakathi nefrequency engu-250~1000Hz ifinyelela ngaphezu kuka-0.9, idlula kude izinto ezivame ukusetshenziswa ezimunca umsindo njengoboya bedwala, ibhodi legypsum. , ipuleti lensimbi elinezimbobo, njll. Ukufakwa kwayo komsindo okuphelele nomsindo ikhono lokunciphisa i-polyurethane foam. Iphinda izikhathi ezingu-7-10 kunepulasitiki, ifayibha yengilazi ne-aluminium yekhekhe lezinyosi, futhi ukufakwa kwayo komsindo kusondele ku-30dB uma isetshenziswa ezitimeleni ezinesivinini esikhulu namaphaneli ebhokisi lezimoto. Izinto ezintsha ze-aluminium foam zisetshenziswa emikhakheni eminingi ngokumunca okuphakeme komsindo nokunciphisa umsindo kanye nezakhiwo ezihlobene, ikakhulukazi emigodleni yomsindo womgwaqo onguthelawayeka, ukuncishiswa komsindo womhubhe onguthelawayeka, ukuncishiswa komsindo womhubhe ohamba ngaphansi kolwandle, izimbobo zomhubhe; ukumuncwa komsindo wodonga lwamachibi okubhukuda; izinto ezintsha ze-aluminium ezinegwebu zokwenza ujenga lwesakhiwo olumunca umsindo, njengezitudiyo zokuqopha, amagumbi okukopisha, amahholo ekhonsathi, amahholo enkomfa, izinkundla, njll.

Ukumuncwa komsindo nezinhlelo zokusebenza zokunciphisa umsindo

Izici eziyinhloko ezithinta ukumuncwa komsindo nomthelela wokunciphisa umsindo wezinto ezintsha ze-aluminium foam zimi kanje:
1. I-aluminium entsha ye-foam impahla iyimpahla enezimbotshana, futhi ukusebenza kwayo kokumuncwa komsindo kusobala kakhulu kumsindo wefrikhwensi ephezulu, okusho ukuthi, i-coefficient yokumuncwa komsindo inkulu endaweni yefrikhwensi ephezulu. Kodwa-ke, umphumela wokumunca womsindo womsindo wemvamisa ephansi awulungile kakhulu, ngakho-ke i-coefficient yokumuncwa komsindo endaweni yemvamisa ephansi incane;
2. Ugqinsi lwephaneli elimunca umsindo elenziwe ngento entsha ye-aluminium eyigwebu lihlukile, futhi imvamisa yokumunca umsindo ihlukile. Njengoba ukushuba kukhula, imvamisa emunca umsindo izothuthuka ibheke ekumunceni imvamisa ephansi. Kodwa-ke, lapho imvamisa yomsindo inkulu kuno-500Hz, i-coefficient yokumuncwa komsindo yento entsha ye-aluminium eyigwebu ayihlanganise lutho nogqinsi;
3. Lapho ukuminyana kwezinto ezintsha ze-aluminium foam kukhula, imvamisa yokumuncwa komsindo ngalesi sikhathi nayo izothuthuka ibe nomsindo we-low-frequency, futhi ubukhulu nobukhulu bezimbotshana zezinto ezintsha ze-aluminium foam nakho kunomehluko osobala emsindweni. ukusebenza kokumuncwa kwephaneli emunca umsindo.
Ukukubeka kalula, ukukhetha okuhlukile kwezinto ezintsha ze-aluminium foam, njengokushuba, ukuminyana, i-porosity, njll., kuzoholela emiphumeleni ehlukene yokumunca umsindo. Kungakhathaliseki ukuthi izinto ezintsha ze-aluminium foam zikhethwa kanjani, kuphumelela kakhulu ukulingana nesimo sabo.

Isikhathi sokuthumela: Apr-25-2022