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

??????????? ???????? ???? ?????????? ?????????? ?????? ???? ??, ????? ???????? ?????? ?? ?????? ???? ???? ???????, ?????? ??????? ????? ???? ???? ???? ????? Subsequent ??????? ????????? ?? ???. ??????? ??????????? ???????? ???? ???????? ?? ???? ?? ?? ???? ??????? ????????? ?? ???? ??? ??? ??, ?????? ???????????? ??, ??????? ?? ??? ??? ??? ????????? ???? ?? ??? ??? ??. ??????????? ???? ????????????? ? Тем же sort ??? ?????????????, ????? ??? ???????? ????? ???????? 40-60% ??, ?????-??????? ??? ?????? ????? ???????? ??? ??—??????????? ???????? ??????????? ???? ???? ???? ????????? ????????? ??? ????????? ??????? ??????? ?????????? ??.

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

Optimize Grinding Circuit Efficiency in Mineral Processing

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

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

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

  • ?? ???????? ??????????? ??????:?? ? ????? ????? (?????? ?????, ??? ???)?? ????? ??? ??? ??? ???????? ???? ???.
  • ????? ???????? ????? ?????:???????? ??? (?????: ??????) ?? ????? ??? ?????? ?? ??????? ??? ???.
  • ??? ???????? ??????:??????????? ????? ?? ?????????? (????? ????????) ???? ?????????? ??? ??, ???? ??? ????? ????? ??? ??????? ??? ??? ??? ??????????? ???? ????? ??? ???? ????? ????????? ???.
  • ???-?????? ???????:??????? ???????? ???? ?????? ???? ??????? ??? ??, ?? ??? ??? ??? ????????? ?? ??????? ??????? ??? ??.

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

1.2 ??????????? ?????????

??????????? ??????? ????????????? ????????? ???? ?????? ????? ??????????? ???????? (KPIs)?? ???????? ????????? ??? ??:

  • ??????? (? / ????):?? ??????? ??????? ???? ??????? ??????.
  • ??????? ????? ????? (????/??):????????? ???????? ???????? ???????? ????? ????? ??.
  • ???? ????? ????? (PSD):???????? ?? ?????? ?????? ???? ????? ?? ?????? ?????????? ?? ?? ??????? ??.
  • ??? ???????? ??? ?????:???ntime ????????? ??? ??????????? ????? ??.
  • ??????????? ?????? ???? ??:??? ??????? ??????? ??????? ????? ??? ??.
  • ??????????? ?????? ????????? ??:????? finer grind ????????? ?????? ??? ??, ????? ??????? ??? ??? ??? ??.

? KPIs ?? ??????? ????? ???????? ??????? ???? ??? ??? ????????? ????????? ??????? ?????? ??? ??? ??.

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

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

???? ????????? ???? ??? ???? ??????? ??????????? ?? ????????????? ??? ??? ??. ???? ???? ????? ?????? ??? ???? ???? ????, ??????????? ?????? ?????? ???????? ????? ??????????? ???????? ???????? ??? ??. ????????? ???? ?????—?? ????? ?? ?? ????? ???????? ??????? ????????? ????? ??????? ??? ??—??????????? ????????? ??? ???? ???? ????? ??.

?? ?????:

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

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

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

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

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

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

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

????? ??????????? оборудования ???? ???? ? ?? ?????? ????? ??. ????? ??? coarse ????? ?????????? ??????? ?? ??? ??????? ???? ???????? ??????????? ???? ???? ???? ??, ?????? ??? ???? ???? ??????? ???? ???? ???????/?????? ???????? ???? ??? ??.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

??????:

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

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

?????? ???????? ????????? ??? ?????????? ??? ??? ?? grinding ????????????? ??????????? ?????? ??? ??:

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

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

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

??? :

  • ???Plants?? ?????????? ??? ????? ???? ????????? ????? ???? ???? ????????? ?????????????? ???.
  • ???????? ??????????? ????? ????? ??? ??????? ???? ????? ????? ????.

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

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

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

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

6.2 ??? ????

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

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

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

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

7.1 ?????-??? ?????????

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

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

????? ??????????, ??? ?? ???-?????? ??????????? ????? (????????) ??? ?????? ?????, ??? ????? ???? ??? ??????? ?????? ??????? ?????? ??????????? ?????? ??? ??.

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

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

8. ??????? ??????????? ??? ????的问题

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

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

?????:

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

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

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

?????:

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

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

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

????????:

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

???? ?????? ???? ??????? ????????? ??????? ???? ??? ????? ?? ?? ???? ????????? ??? ?? ?????? ???????????? ???? ??? ??, ?? ????? ????????, ??????? ??????, ?????? ??????????, ????????? ??? ?????? ???????????? ?????? ??? ??. ????? ???????? ???? ANSI ???????????? ????? ????, ?????? ????????? ???????? ??? ??????? ????? ????? ??? ???? ???????? ?? ????? ????????? ?????, ??????? ??? ???????, ??? ????? ????? ??? ??????? ???? ???????????? ??????? ??? ??? ??.