Advances in Energy Conservation of China Steel Industry

Table 3

Variation and effect of energy consumption per ton of crude steel for CSI during 1980–2010.

Items		1980–1985	1985–1990	1990–1995	1995–2000	2000–2005	2005–2010
Variation	kgce/t	−179	−89	−37	−199	−67	−24
	%	30	15	6	33	11	4
Direct parts	kgce/t	−124	−57	−20	−103	−38	−14
	%	69	63	55	52	57	60
Indirect parts	kgce/t	−55	−33	−17	−96	−29	−10
	%	31	37	45	48	43	40

Data in column 2005–2010 excluding the influence of the change of standard coal coefficient of electricity.