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

????? ???? ?? ?????? ??????? ?????? ????? ???????, ???? ????? ??????? ??? ?????? ?? ???? ?????? ?????? ?? ??? ????? ??????? ???? ??? ????? ????? ????? ????? ???. ????? ???? ?????? ?? ??????? ?????? ??? ??????? ?????? ?? ?????? ????? ???? ???, ??????? ?? ?????? ???????? ?????, ????? ??????, ??? ?????? ????? ??????. ???? ?????? ?????? ??? ??? ??????? ??????? ????? ??????? ????? ????? ?????? ????? ?????? ??????? - ?????? ?????? ????? 40-60% ?????? ??????? ?????? ?? ????? - ??????????? ?? ?????? ????? ????? ??? ?????? ?????? ???????? ????????.

???? ?? ???? ????? ????? ?? ????????? ?????? ??????? ???????????? ?? ?????? ???? ????? ?????? ???????. ??? ???? ?????? ??????? ???? ????? ?????? ???????, ????? ???? ???????, ????? ??????? ore, ????? ????? ???? ???, ??????????? ???????. ?????? ??? ?????? ??????? ????? ??????? ????????? ?????? ?????? ?????? ?????? ?????, ????? ??????, ?????? ?????? ?????.

Optimize Grinding Circuit Efficiency in Mineral Processing

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

1.1 ???? ????? ?????

????? ????? ?????? ???? ??? ????? ????? ????????—???? ????? SAG (????? ???-????????) ?? ????? ????—?????? ????? ?????? ?? ????????? ??????? ?????. ?????? ???? ??????? ??????:

  • ????? ????? ?? ??? ???:?????? ?????? ????? ??? (????, ???? ????) ????? ??? ?????.
  • ????? ????? ???? ?????:????? ???? ?????? (????? SAG) ????? ??? ???? ???? ????.
  • ????? ????? ????:???? ?????? ?????? ?????? (????, ??????) ??? ????? ????? ???? ??????? ???? ??????? ??????? ???? ?????? ?????.
  • ????? ???? ????:????? ???? ???? ??? ?????, ??? ?????? ?????? ?????? ?????? ???? ???? ?????.

?????? ?? ??????????? ????? ??????? ?????, ?????? ????? ????????? ?????????.

1.2 ???? ?????

????? ?????? ???? ?????? ????? ???? ???? ????? ??????? (KPI):

  • ??? ???? (???/???):???? ???? ?????? ????.
  • ????? ?????? ??????? (???? ???? ???/???):?????? ????? ?? ????? ??? ??? ?? ??? ?????.
  • ????? ???? ??????? (PSD):????? ?? ??? ??????? ????? ???? ???? ????? ???? ?????.
  • ?????? ?????? ??????:??? ????? ????? ?? ????????????? ??? ???????.
  • ????? ????? ???? ??????:????? ???? ?????? ?????? ??????.
  • ???? ????? ?? ???? ??????:????? ??? ???? ????? ?? ?????? ?? ?????? ?? ????? ???????.

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

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

2.1 ????????? ????? ?????

???? ???????? ?????? ??????? ????? ??????? ?? ?????? ?????. ??? ??? ?? ?????????? ???????? ??????? ?????? ????? ???? ????? ???? ?? ??? ?? ???????. ??? ?? ???? ?????? - ???? ???????? ??? ??????? ????? ???????? ????????? - ??? ????? ?????? ????? ?????.

???????? ??????:

  • ??? ?????? ?????????? ?????? ??????? ??????? ???? QEMSCAN ?? MLA.
  • ??? ?? ???? ?????? ????? ?????? ????? ????????.

2.2 ?????? ????? ??????

???? ??????? ????? ?? ?????? ??????? ????? ????? ?????. ?????? ???? ??? ?????? ?? ???? (BWI), ??? ??? SAG (SPI), ??????? ???? ????? ?????? ?????? ??????? ?????? ???????????? ?? ????? ?????.

???? ??????:

  • ??????? ????? ???? ?? ????? ??????? ?? ??????? ??? ?????? ??????, ??? ???? ?? ?????? ??????.
  • ?????? ?????? ?????? ??? ?????? ?? ?????? ????, ??? ????? ????? ?????.

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

3.1 ??? ????? ????

????? ???? ????? ????? ??? ??? ?????. ????? SAG ???????? ?????? ????? ??? ??????? ?????? ??????? ????? ???????, ???? ?????? ???? ?? ????? ?????? ?????? ?????? ???? ???/?????.

????? ????????????:

  • ???? ????? ?????? ????? ???? ?????, ????? ???? ?????? ???????.
  • ?????? ?? ?????? ???? ?????? ?? ?????? ????? ?? ???? ??????? ?????.

3.2 ??????????? ?? ???? ??????

???, ???? ?????? ????? ?????? ??????? ????? ??????? ?? ?????? ?????? ??? ????? ?????.

????????? ??????:

  • ??????????? ?? ????? ???? ??????? ?????? ?????? ??????.
  • ????? ???? ?? ???? ???? ?????? ?? ???? ?????/???? ???????.
  • ????? ?????? ????? ?????? ????? ????? ????? (????, ???? ??????) ???? ??????? ????????.

3.3 ???????? ???????? ?? ?????

????? ??????? ???????? ????? ?????? ????? ??????? ?? ?????? ??????:

  • ?????? ?????:???? ??? ?????? ???? 70-80% ???????? ???????; ?????? ???? ?????? ????? ?? ????? ??????.
  • ????? ?????:??? ????? ?????? ?????? ????? ???????? ??????? ??? ??? ?? ?????.
  • ???? ??? ????:???????? ????????? ?????????? ????????? ????????? ??????? ???????? ?????? ?????? ??? ??????? ???????.

4. ????? ????? ??????

????? ????? ??????? ?????? ?????? ????????? ?????????? ?? ?????? ?????? ??????, ???? ??????? ??? ??????? ???? ????? ????? ??.

4.1 ????? ????? ????????

????? ???? ????? ???????? ?????? ????? ?????, ???? "????? ????" ?????? ?? ????? ?????.

????? ????:

  • ????? ?????? ??? ???? ?? ??????? ????? ??????/???? ??? ????? ?? ???? ????? ?????.
  • ????? ????? ?? ?????? ??????? ??? ????? ??????? ???????.
  • ????? ?????? ?? ???? ??? ??????? ???????? ????? ?????? ?????.

4.2 ????? ???? ??????

?????? ????????—???? ?? ???? ?????? ????? ????? ??? ?????—??? ????? ?????? ????.

  • ????? ????? ??????????Maintaining ?? ??? ?????? ?? ???? ?????? ?? ?????.
  • ???? ?????? ???? ??? ????? ?????? ?? ?????; ???? ??? ???? ??????? ?????? ?????.

5. ?????????? ?????? ?????? ???????

5.1 ??????? ?????? ???? ???

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

??????????:

  • ????? ???? ??????? ??????? (????, ????? ?????, ??????? ????????).
  • ??????? ?? ??? ????? ??? ?????? ?? ????? ?????? ??????.
  • ????????? ?????? ?????? ???????.

5.2 ?????? ???? ???????

????? ?? ?????? ?????? ???????? ????????? ???? ???? ????? ????? ?? ??????? ?? ?????:

  • ???? ????? ?????? (MPC):???? ?? ??????? ???? ????? ??? ????? ?????? ???? ??? ???? ?????? ????.
  • ?????? ????? ????? ????????:????? ??????? ????????? ?????? ????? ??? ???? ?? ?????? ?????? ?????? ?? ?????? ???????.

5.3 ????? ?????? ??????? ?????????

?????? ?????????—??????? ??????????? ?? ???? ??????—?????? ????????? ????????? ???????????? ?? ??????.

???????:

  • ????????? ??????? ?????? ??????? ???? ?????? ??????? ?????.
  • ??? ?? ??????? ?? ??????? ???????? ?? ????? ??????? ?? throughput.

6. ??????????? ?? ?????? ???????

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

6.1 ????? ???? ?????

????? ?????? ?? ?????? ????, ????? ??????, ????? ???????? ?????? ?????? ???????.

6.2 ????? ???

????? ?????? ???????, ????? ???? ?????? ??? ???? ?????? ??????? ?????? ??????.

6.3 ???? ??????? ?????? ?????

  • ????? ????? ?? ????? ??????.
  • ????? ?? ????? ????? ?? ????.
  • ????? ??????? ?????? ?????? ?? ????? ?????? ?????? ?????.

7. ??????? ?? ?????? ??????? ???????

7.1 ?????????? ????? ???????

????? ?? ?????? ?? ?????? ??????? ?????, ????? ??? ????? ????? ?????? ?????? ??????? ???? ?????? ?? ?????? ??????.

7.2 ?????????? ????? ???????

?????????? ???????, ???? ????? ????? ???? ???? (HPGR) ?????? ???????, ?????? ????? ?????? ????? ???? ??????? ?????? ???????? ??????.

7.3 ?????????? ???????

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

8. ????? ????? ?????? ??????? ?????

8.1 ????? ???? ?????? ????

????? ?????? ?????? ????? ???????, ?? ?????? ?????? ?????? ??????. ????? ???? ?????? ?????, ?? ?????? ?? ??????.

??????:

  • ???? ?? ???? ?????? ?? ??????.
  • ??????????? ?? ????? ????? ????? ?????.

8.2 ???????? ?????? ?? ?????

??????? ?????? ??? và ????? ???? ?????? ???? ?? ?????.

???????:

  • ????? ?????? ???? ??????? ??????.
  • ???? ?????? ???? ?????????.

8.2 ????? ????? ????

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

?????:

  • ????? ????? ???? ????.
  • ??? ?????? ??????????? ??? ????? ?? ???? ????? ???????????.

??????????? ?? ?????? ???? ?????? ??? ???? ?????? ?? ?????? ?????? ??????? ?????? ???? ????? ?????? ??? ????? ????, ????? ????, ????? ?????, ????? ???????. ?? ??? ???? ?????? ?????, ????? ??????????? ????? ???????, ????? ???? ?????? ?? ???????? ??????, ?????? ????????? ???? ?????, ?????? ??????? ????? ????? ????? ????, ????? ?????? ????? ????, ?????? ?????? ????????? ?? ??????.