| Coal gangue is a by-product in the process of coal production. If it is disposed, it will become a public hazard, not only occupying precious land but also destroying ecological environment. On the other hand, coal gangue can be useful and bring benefits to the future generations. One of the effective ways for further use of coal gangue is to build a comprehensive power factory, which harnesses surplus energy to generate electricity.Based on the analysis of the present development, policy and significance of the coal gangue power plant, This present article studies the investment profits of building a coal gangue power plant and the management of a coal gangue power plant exercised by the local power grid. The author explains the background and the significance for the study , introduces evaluation system for investment profits, and finally analyzes the profits of investment and management of coal gangue power plants on the basis of the case analysis. |
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