2　Terminologies

2.0.1　Organization of energy using in the iron and steel industry

Organizations in the iron and steel industry with independent settlement capacity（"Energy-using organization"for short）

2.0.2　Sub-organization of energy using in the iron and steel industry

Energy accounting units directly subordinate to energy-using organization，such as manufactory，project units，maintenance units，production service units（"sub-organization of energy using"for short）

2.0.3　Cell of energy using in the iron and steel industry

Basic production units subordinate to sub-organization of energy using，including production process，work section，station，project team，etc.（"cell of energy using"for short）

2.0.4　Energy generating unit

Facilities that generate energy

2.0.5　Energy storage unit

Facilities that store energy

2.0.6　Energy transmission and distribution unit

Facilities that transform and transmit energy

2.0.7　Energy management center

The production，operation and management center of an enterprise and an organization which，based on information technology，exerts centralized and overall management of energy production，transmission，distribution and consumption（"management center"for short）.

2.0.8　Energy management system

It is an information system implementing dynamic monitoring and management of energy production，transmission，distribution，and energy consumption in iron and steel enterprises to improve and optimize energy balance and to lift energy utilizing efficiency of enterprise.

2.0.9　Energy-consumed medium

It refers to non-thermal energy media consumed in production，which is converted once or more than once from energy；it cannot be used as raw material or as a product but it consumes energy when it is produced.