??????：?? ????? ???? ???? ???????? ?????????? ????? 5 ???? ??? ?????????? ??????????????, ????????? ????? ???????? ??? ???????? ???? ??????? ????? ???? ???. `

???? ???? ???????? ??????????, ???? ??? ??????? ?????? ????????????? ????-?????????? ??????? ???? ???? ??????? ?????????? ?????? ??????. ?????, ????????? ?????? ?????? ?????????? ?? ?????? ????? ???????, ?? ??–??? ??????? (dB) ?????? ????? ??? ???? – ???????? ????????? ??????? ?????? ???? ?????.

???????? ????? ? ???? ?????????? ??????? ??? ???? ?? ?????? ????, ?????????? ?????? ??? ????????? ??????? ????? ??????? ????. ???? ?????? ??????????, ????????????? ?????????? ????? ?????? ?????? ?????? ???? ???? ?? ??????????? ?????? ??? ????? ???? ????? ??? ????? `

?? ??? ???? ????????????? ?????????? ??? 5 ???? ??? ???????? ??????????????, ??????? ????? ??????? ??? ????????? ????????????? ??? ???? ????.

Top 5 Noise Reduction Technologies for Sand Making Machine

1. ????? ?????? ??? ????????? ?????

??? ??? ????

????? ?????? ?? ???? ???????? ??????? ????????????? ?????? ????? ???? ?????? ????, ??? ??:

  • ????-??????????? ???????? ????????? ???? ??
  • ???-??????????? ?????????? ??? ?????????? ????? ????? ?????
  • ????? ??????? ???????????? ?????????? ???????? ?????

?? ?????????? ?????? ??????? ???????? ????? ????? ????? ???? ???, ???????? ??? ??? ????. `

???

  • ? ???? ????????? ???? – ???????????? ???????????? ????? ????
  • ? ????? ?????? – ??????? ??????? ?????? ??? ?????
  • ? ????????? – ?????????? ????? ????????? ????????

2. ???? ????? ?????

??? ??? ????

??? ???? ?????? ?????? ???????? ????????????, ??????? ?????????? ??? ???????????? ??????????? ?????????? ???? ??????? ?????. ???? ????? ????? ???????? ???????? ????????? ??? ?????, ???????? ??????? ??????? ????? ????. ??????? ???? ???????? ????:

  • ??? ????? (????? ?????????)
  • ????????-?????? ?????? (?? ?????????? ???????????????)
  • ??? ???? (???-??? ????????????? ??????????)

???

  • ? ?????????? ??????? ?????? 30–50% ?? ??? ????
  • ? ?????????? ????????? ??????? ???? (????????? ??? ????????? ????? ???)
  • ? ????????? ??????????????? ??????? ??????

3. ??? ??????? ???? ??? ??????? ??????

??? ??? ????

???????? ???? ??????? ????? ?????? ?????? ????????? ??? ???? ???? ??????? ?????. ???? ?????? ?????? ?????:

  • ????? ???????? ?????? (????? ???????? ??? ????)
  • ??????? ??? ????? (???? ??? ????)
  • ????????????? ????? ????? (???? ????????? ??????)

???? ???????? ????? ???????????? ??????????? ?????????? ?????? ???? ???????, ???????? ????-????????? ???????? ???? ??? ?????.

???

  • ? ???? ?????????? ?????? 5–8 dB ??????? ??????
  • ? ???? ????? ??????????? (??? ?????? ?????? ???? ?????)
  • ? ??????? ???????? ???????? ????? ???

4. ?????? ???? ???? ?????? (ANC) ???????

??? ??? ????

????? ?????? ??? ???????? ???????? ?????? ?????? ANC ????????????? ??? ???? ???? ?????????? ???????????? ?????? ??? ???. ?? ????????? ??? ????:

  • ?????????? ????????? ??????? ??????.
  • ?? ???????? ??????? ???? ???? ???? ??????? ????.
  • ?????? ???????? ????????? ???? ?????????? ?????-??? ????????? ?????.

???

  • ? ??????? ?????? ????????? (???., 500–2000 ??????) ????????? ?????
  • ? ???????? ????? ??? ???? (??????? ??????????? ?????? ????)
  • ? ??????? ??? ??????????????? ??????? ??????? ???? ??? ????

???????

  • ? ???? ????????? ???? (?????? ????????????? ??????????? ?????)
  • ? ?????? ???????????? ????????

5. ???????? ??? ??????????-????? ???? ????????

??? ??? ????

???????? ?????-??????? ????? ???? ??? ?????? ???????????? ?????? ?????. ???????? ??? ???????? ??????? ??? ?????:

  • ????? ?????? (?????????? ????? <?? ???? ?? ??????)
  • ???????? ?????? ???? (??????? ????????? ??? ????)

???? ?????????? ???? ????? ??????? ???? ??? ?????????? ????? ??? ???????.

???

  • ? ??????? ???? ??–?? ???? ?????? ???? ????? (????????? ?????? ??????)
  • ? ????? ???????? ???????? (????/???? ????????? ??????)
  • ? ??? ???????? ???? (???? ???? ????)

?????? ??????????, ?????, ???? ???????? ??? ???? ????????? ????? ?????? ?????? ?????-??? ???????? ????. ??, ???? ??????? ??? ????? ???? ????????? ????????????? ANC ??? ?????????? ????? ????? ????.

?? ?????????????? ????? ????, ???? ??????? ???????? ???? ??? ?????, ?????? ?????????? ?????? ?????, ??? ??????????? ???????? ??????? ??? ??? ????? - ???? ????????? ???? ????.