Evaluation Method for Clean Production of Magnesium Industry with Pidgeon Process
Based on the related statistics data,national industry standard as well as the expert consultancy in magnesium industry,the standard values in four grades involving international advanced level,domestic advanced level,general domestic level and eliminated level were identified.Weight coefficient of indexes was determined by using analytic hierarchy process(AHP)which can directly and effectively combine the expert advice with analyst judgment.Based on the foundation, the fuzzy set mathematics was applied to the quantitative analysis,with the degree of clean production and weak connections distinguished by using the maximum membership principle.