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

?????? ?? ????? ?? ?????? ????

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

??? ???? ????? ?? ??? ??? ???????? ???? ????, ???? ?????? ?????? ?? ?????? ???? ??????? ?????? ????, 2017 ?? ???? ???, ??? ???? 44,998 ???-??? ??? ??? ?????? ??????? ??? ???? ??? ??, 7,793 ???? ???? ????? ?? ??? ??? ?? ????, ?????? ?? ???? ???????? ???? 2.0×107kt ??? ??? ?? ????? ???

??????, ??? ???? ?????? ??? ?????? ?????? ???? ????? ????, ??????? ?? ????????? ??? ??????? ?? ???? ??????? ??, ?? ??? ????????? ??? ??? ??????? ?? ???? ????? ??? ????? ??? ?? ????? ???

tailings

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

?????? ?? ????? ????? ???? ???? ?? ??? ????? ???? ???? ????????? ?? ???? '?? ???? ?? ???? ??:

1) ?????? ???? ????, ????? ?? ???? ?? ??? ??? ???? ?? ???;

2) ???????? ??? ?????? ?? ???? ?????, ????? ?? ????????? ???????? ?????? ???? ????????? ???;

3) ????????? ??? ???? ??? '?? ???? ??? ?? ??? ???? ?????? ???? ???????, ????, ???????? ???, ??? ???????? ?? ?????? ???

4) ???????? ??? ???? ??? '?? ?????

?? ?? ???? ??? ?????? ???? ??????, ???????, ???????????, ?????????, ??????, ??????, ???????, ???????, ??????, ????, ?????? ??? ???????? ?????? ???

5) ??? ?????? ?? ?????

?????? ??? ?????? ?? ?????? ??? ?????, ???? ?????? ???? ??????, ????? ??? ????? ????? ???? ?? ?????? ???

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

?????? ?? ?????

???????? ??? ????, ??? ????????? ???????? ?? ?????? ??? ??????? ????? ??? ??? ?? ??, ???? ?????? ????? ?????? ?????? ???? ??? ??????? ?????

???? ?? ?????

?????? ?? ?????? ?? ???? ??? ???? ????? ?? ????? ???? ??? ?? ??? ?????, ??? ?? ???? ?????? ????? ??? ????? ?? ?????? ??? ??? ???? ??, ??? ???? ????? ?? ??? ???? ????? ?????? ??????? ???

The stock of tailings piles occupies a large amount of land

??????? ???? ????

???? ????? ???? ?????? ?? ???? ???? ??? ??? ??? ?????? ?????? ??? ??? ?? ???? ??, ?? ????? ?? ?????? ??? ????? ?? ??????? ??? ????? ??? '?? ????? ???? ?????? ??, ????? ?? ?????? ?? ???? ?? ???, ??? ????? ??? ??????? ?????

The accumulation of large amounts of tailings can easily trigger secondary disasters

???????? ?????

??? ?????? ?? ??? ??? ???? ?? ???? ??? ????? ????? ?? ???????? ??????? ??? ????? ??? '?? ?????? ???????? ??? ??? ???? ???? ?????? ????? ??? ????? ?? ????? ????, ?????? ???? ????, ????? ???????????, ???? ?? ????????????, ??? ???? ?????? ??? ????, ???????? ???? ??? ????? ??? '?? ?????? ???????? ???

?????? ?? ??????? ????? ?? ???????

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

????????? ???? ????????

???????? ???? ???? ?? ????? ????????? ????? ?? ????, ????? ??? ?? ???? ????? ??? ?????? ??? ??????? ??????? ?? ???? ????? ?? ???, ??? ??? ???? ???? ???????? ??? ??? ?????? ??? ???? ??? ???-???? ??????? ??? ????? ???? ??? ?? ??, ??? ??????? ?????? ???????? ????? '?? ????? ?????????? ??? ???? ????? ?? ??? ????? ??? ?????? ???????? ?? ?????? ???????? ??? ????? ??? '?? ????? ????? ?? ??????? ?????? ??, ?? ?????? ???? '?? ?????? ?? ????? ??? ??????? ????? ???

????? ?? ?????? ??????

????????????? ?? ????? ???, ?? ?????? ???? ?????? ??? ?? ???? ???? ?? ??? ??? ?????? ?? ????? ?? ????? ??? ???? ??? ??, ???? ?????? ????? ?????? ????? ?? ??-??? ?? ??????? ????? ??? ?????? ?? ???? ??? ?? ??????? ???? ?? ??? ?????? ??????????? ?? ????? ???? ??? ??? ???? ?? ??????? ?????? ????? ???? ???

??????? ????? ????? ????? ??? ????? ??? ?? ???? ???? ???? ???? ?? ????? ?? ??, ??? ??? ?? ??? ????? ???????? ?????? ???? ?? ???? ?? ?? ?????? ???? ?? ????? ?? ?????? ??? ?? ???? ???? ??? ????? ?? ?????? ???? ??????? ?? ???? ?????? '?? ????? ?????? ?????? ?? ?????? ??, ??? ??? ????? ????? ?? ?????? ???? ????? ???

??????? ???

?????? ?? ?????? ??? ?? ???????? ?? ??? ???? ?????? ???? ?????? ??? ??? ????? ???? ????? ????? ???? ????? ?? ??? ?? ?????? ?? ??????? ?? ???? ??? ?????? ???? ????? ???? ?? ???? ???, ?????? ??? ??? ?????? ????? ???? ?? ??? ???? ???? ????? ??? ???? ?????? ?? ????? ??? ????? 1/2 ??? 2/3 ?????? ??? ??? ?? ?????? ???

??? ??????

?????? ??? ???-??? ???? ??????? ??? ????? ?? ??? ?????? ??? ??? ?????? ???? ??? ??, ???????? ??? ???? ?? ????? ??? ??? ???? ??? ??? ?? ??? ??? ???? ?? ???? ??? ??????? ????????? ????? ???? ???? ????? ???? ???

?????? ?? ?????? ?????

?????? ?? ?????? ????? ?????? ???? ??? ??? ??? ???? ?????? ?? ????? ??? ????? ????? ??? ??? ?? ??, ??? ??? ????? ??? ???? ??? ??? ?????? ?? ????? ?? ?? ??? ?? ?????? ??? ?????? ?????? ?? ??? ?????? ??? ???? ????? ??? ?? ????? ?? ???? ????, ??? ??? ??-??? ?? ??????? ??? ????????? ???? ?????

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

?????? ???? ?? ????? ?? ????? ????? ??? ?????? ???? ??? ???? ??, ???? ?????? ???? ????? ???? ?????? ???? ?? ??? ????? ???? ??? ?? ??? ?? ???? ??, ?? ?? ??????? ??? '?? ?????? ?? ??? ??? ??? ???? ??? ???? ??????? ?????? ??? ??? ???? ??, ???? ??? ??????? ?? ???? ??? ????? ???? ??, ??? ??? ?????? ??? ???????? ????? ?????? ???? ???

4. ?????? ??? ??? ????? '?? ?????

??????? ????? ?? ????? ????

?????? ???? ????, ???? ?????? ??????? ?????? ?? ??????? ????? ?? ?? ??? ??, ??? ?? ?????? ??? ???? ???? ??? ??????????? ??? ??? ?????? ???? ???

?? ???? ??????, ??????? ??????

??? ???? ???? ???? ??????, ????? ??? ???? ??, ?????? ?????? ??? ??????? ??????? ?????????? ??, ?????? ??? ??? ????? ?????? ??, ??? ???? ??? ?? ???????? ??? ???-??? ???? ???-??? ???? ??????? ??? ??????? ????? ??? ?????? ??? ????? ??????? ????? ??? ??????????? ?????? ???? ??????? ??? ?????? ????? ??? ??????? ?????? ??? ?????? ???

???????? ???????? ?? ???

???????? ?? ???-??? ?????? ??? ???? ??? ??, ??? ?????? ???? ???? ??? ??????? ????? ??? ???????? ???? ??? ???????? ?? ??? ?????? ?? ???????? ??? ????? ????? ?? ????????? ???????? ?? ????, ???? ?? ??????, ?? ?? ???? ??? ???? ????? ?? ???? '?? ???? ???? ?????? ???

???????? ??? ????? ?? ???????? ?? ??????

???? ?? ??????, ?????? ?? ???????????, ??? ???????? ?? ???? ?? ???? ?? ????? ?? ???? '??, ???????? ??? ????? ?? ?????? ???????? ?? ?????? ??????? ???, ???? ????? ??? ?????-???? ??? ?????? ???, ??? ???? ???? ??? '?? ?????, ???, ???? ???? ??? ??? ???? ????? ?? ????

??? ??????? ??? ???? ??? ?????? ???????? ???? ????? ??? ??????? ?????? ???? ?????? ??, ??????? ?? ???? ?? ???? ???? ???? ?????? ??, ??? ????????, ????? ???? ?? ????, ??? ??? ??? ??? ???? ???? ?? ??? ????? ???? ?????? ??? ???????? ?? ????? ?? 85% ??? ????? ???? ??, ??? ???? ?? ????? ?? ?? ???? ????? ?? ?? ???

Process Flow Of Tailings Sand Making

???? ????????: ???????? ?? ???? ??? ???? ??????? ??????, ?????, ?????, ???? ??? ??? ????? ??? ????, ???? ??? 5-10 ??.??., 10-20 ??.??., ??? 20-31.5 ??.??. ?? ???? ???????? ???? ??? ????? ???

?????-????? ???? ???: ???? ??????? ?????? ??????? ????? ????? ???? ??? -5mm ?????? ??? ????? ??? ???? 0.3 ~ 4mm ??? ??? ??? 4 ~ 5mm ???? ??? ????? ?? ????? ????? ?? → ??? ???? → ?????? ??????

(1) ??????: ?????????? ?????

(2) ?????? ????: ????? ???? ????, 150-500mm ?? ????? ???? ??? 400-125mm ?? ????? ???? ??? ?????????

(3) ?????? ????: ??? ?????? ??? ?????? ??????, 400-125mm ?? ????? ???? ??? 100-50mm ?? ????? ???? ?? ???? ??? ?????? ??? ??? ???? ????? ?? ?? ???????? ?????? ??? ???? ?? ?????? ?? ?????? ?????? ?????? ??? ??? ???? ?????? ??? ???? ?? ?????? ???

(4) ????? ????: ??? ?????? ??? ?????? ????? ?????? ??????, 100-50mm ?? ????? ???? ??? 32-5mm ?? ????? ???? ?? ????

(5) ????? ??? ??? ????? ????: ??????????? ??????+ ????? ???? ??? ????? ??? ?????

(6) ???? ????: ???? ??? ???? ?????? (????? ???????? ?????? ??? ???? ?? ????, ???? ???? ??? ???? ?????? ????? ??????? ??? ???? ????? ????? ??? ??? ?????? ???? ??? ????? ???? ???? ????? ??? ???? ?? ??? ???? ????? ??? ???? ??? ???? ?????? ???? ?????? ????? ?? ?? ????? ?? ???? ???? ?????? ???? ????? ???)

(7) ????? ??? ??? ????? ????: ??????????? ??????+ ????? ???? ??? ????? ??? ?????

(8) ?????? ?? ??????: ???? ???????

(9) ??? ??? ????: ?????? ??? ??????????? ?????? ????? ??? ???? ????? ??, ??? ????? ??? ??? ???? ?????, ????? ??? ????? ??? ???? ????? ??? ??? ?????? ???????? ????? ?????? ???? ????? ???

???????? ??? ??? ??? ???? ?? ?????????

???????? ??? ??????? ?? ?????? ??? ?????? ?? ??????? ???????

1. ???????? ??? ?? ???????? ???? ?? ??? ?? ???? ???? ??????? ??? ??????? ?? ??????? ??? ?????? ??, ???????? ??? ??????? ???? ??? ???? ????? ????? ??? ?? ??? ??, ?? ?? II ???? ??? ?? ??? ???? ?? ????? ????, ???? ????? ??? ?? ???? ???

2. ??????? ??? ?????? ?? ???? ???? ?? ?????? ???? ???? ??, ??? ???? ??? ???? ??? ???? ???? ??????? ???? ??, ?? ?? ?????????? ?? ???? ???? ??? ???? ?????? ??, ??? ????????? ??? ????? ???? ?????? ??? ??????? ?? ?????????? ??? ???? ???? ???? ?????? (7-14 ????? ?? ????) ??? ?????? ??? '?? ?????? ???? ???? ?????? ??, ??? ?? ????? ???? ???????? ??? ???? ?? ????

??????? ??? ?? ????? ?? ?????????

1. ???? ???? ?? ?????? ?? ??? ???? ??? ????? ?????? ??, ???? ???? ?? ??? ???? ?? ??? ??? ???? ??? ????? ????, ??? ??????? ??? ?? ????? ?? ?? 40 % ??? ??? ???? ???? ??????? ????? ?????? ?? ?????? ???? ?? ???? ?? ??? ?? ??????????? ??? ???? ???? ????? ???????

2. ???? ??????? ??? ??? ????? ?????? ???? ???? ????? ??, ??? ??? ???? ???? ????? ????? ?????? (????? ?? ???? ?????, ???? II ?? ???? ??? ???) ???? ???? ?????? ?? ??? ?? ??????? ??? ?? ???????????? ??? ?????? ?? ????? ????? '?? ??? ??? ???

3. ?????? ???? ?? ?????? ?? ????-???? ??? ??, ??? ???? ???? ??? ????? ??? ?? ????? ????? ????? ??? ?????? ????? ??? ????? ???????-???????? ?????? ???? ?? ???? ??, ?? ?? ?????? ?? ??????? ??? ?????, ???? ???? ?? ????? ?? ????? ???? ??? ????? ??, ??? ???? ???????? ???? ????? ?????? ?? ?????? ?? ???? ?? ??? ????????? ??? '?? ??? ????? ??, ?? ?? ???? ?????? ?? ????? ??? ??????? ??, ??? ??????? ??, ?? ?????? ?? ???? ??? ?? ??????? ?? ??? ?? ?? ?????? ???????? ??? ???? ???? ??? ?? ??? '??, ???? ?? ????? ?? ????? 5% ??? ??? ???? ???? ?????? (???? II ?? ??? ?? ??? ???? ??? ????) ?

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

???? ??????? ??? ??????????? ???????? ???????? ?????? ????? ?????? ??? ?? ??????? ?? ?????? ?? ???? ??? ??????? ?? ?????? ????? ??? ?????? ?????? ??????????? ?? ?????? ??? ??????? ?????? ??, ??? ???? ??????? ???? ??? ????, ?????? ?????? ??????? ??? ??, ?? ???? ???? ????? ??? ????? ??? ??? ???? ?????? ??????? ??? ??? ??? ???? ??????? ??, ?? ??????? ?? ?????? ???????? ??? ?????????? ?? ??? ????????? ??? ??? ??????? ?? ?????? ????? ??? ?????? ???? ??? ???? ??????? ??????????? ?? ?? ???? ?????? ?? ????? ??? ??? ??? ??? ?????? ???? ??, ?????? ??????? ?? ??????? ???? ??, ??? ??? ??????? ?? ???? ????? ????? ???????? ???

???? ??? ???? ??????? ???? ???? ?????? ?? ???? ???? ??????? ???, ??????? ???? ???? ???? ??? ?? ???????? ????? ??? ????? ???? ??? ???? ????? ?? ??????? ????? ??? ???? ?? ??????, ????? ?? ??? ?? ???????? ??? ???? ??? ??? ?? ????? ?? ??????? ?? ????? ??????? ??? ????? ??? ???? ???? ?? ????? ???? ????? ??????? ??, ????? ???? ???? ??? ????? ???? 麻豆社 ????? ?? ???????? ?????? ???? ??????? ?? ????? ?? ????-????????? ??? ??? ??? ?????????

????: ?? ??? ?? ??? ?????? ??? ??????? ??????? ??? ?? ??, ????? ????? ??? ????? ??; ???????? ??? ???? ??? ??? ?? ???? ?? ?????? ?? ?????? ???, ????? ???? ???? ??? ????? ???? ?????? ??????? ?? ???????