基于混合整数规划法的露天矿配矿品位控制

涂鸿渐,王李管,陈鑫,任助理,张炬

Ore Grade Control Blending in Open-pit Mine Based on Mixed Integer Programming

Hongjian TU,Liguan WANG,Xin CHEN,Zhuli REN,Ju ZHANG

表1 爆堆分组矿量品位信息

Table 1 Ore quantity and grade information of muck sub-piles

爆堆	配矿单元	CaO/%	MgO/%	R₂O	SM	矿石量/t
BD2017-150006	01	45.113	0.796	0.262	5.391	5 837.47
BD201709-11227S	01	53.122	0.921	0.145	3.489	16 443.42
	02	52.413	0.892	0.137	3.182	14 902.94
BD201709-11229S	01	42.104	2.118	0.753	3.497	12 839.54
	02	51.527	1.304	0.174	4.004	5 954.49
	03	53.858	0.885	0.119	3.606	16 981.37
$?$	$?$	$?$	$?$	$?$	$?$	$?$
BD201712-15012M	01	42.345	0.976	0.460	5.742	15 983.21
	02	47.474	0.707	0.411	5.143	13 921.77
	03	48.417	1.279	0.433	3.285	12 642.13