| With the improvement of China's electric power automation, power plant distributed control systems and digital electro-hydraulic control device (hereinafter referred to as DCS + DEH) thermal control system have become increasingly explicit as the thermal power plant automation an important indication of the extent and the essential and vital tool.Matou power plant in the process of using the system, there are many problems that seriously affect the safe operation of power plant units and the overall efficiency of enterprises, upgrading of the system expansion is necessary and meaningful.This paper built after the upgrade target system in the analysis of indicators, on entropy weight method and group-level analysis to determine the index weight, and finally the fuzzy comprehensive evaluation of the comprehensive evaluation of the project to upgrade and proposed future plant upgrades in the project Suggestions. |
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