Research Article
An Optimization Model Based on Electric Power Generation in Steel Industry
Table 1
Meanings and units of variables in the model.
| Nomenclature |
| Subscripts | | Unit of time, h | | Power generation and steam production equipment | | Kinds of gas (BFG, COG, and LDG) | | Kinds of steam (S1, S2, and S3) |
| Variables | | Price of outsourcing electricity in time point, RMB/kW·h | | Price of self-generation of device , RMB/kW·h | | Price of outsourcing coal, RMB/ | | Price of gas, RMB/m3 | | Cost of steam production device , RMB/ | | Punishment price of gas, RMB/m3 | | Consumption of equipment in time point, /h | | Consumption of gas equipment in time point, m3/h | | Production quantity of steam equipment in time, /h | | Emission capacity of gas in time point, m3/h | | Outsourcing electricity of time point, kW | | Generation capacity of equipment in time point, kW |
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