اولويت بندي خواسته هاي مشتريان در روش QFD با استفاده از كنترل فازي

Determination of The Priorities of The Customer Demands Through Fuzzy Logic

QFD is one of the efficient tools in quality management which has a widespread application in various industries in order to improve product quality. It is also utilized as one of the quality engineering procedures for incorporating customer demands into products to increase satisfaction. The significance of the customer demands has an ambiguous value, however, as ranking the demands only importance factor is taken into consideration. At the present paper in addition to quantifying the language terms through fuzzy logic and identifying key factors with the aid of satisfaction-importance matrix, a method for determination of the priorities of the customer demands in quality house matrix through phase logic, considering the combination effect of the importance and demands satisfaction, is represented. a case study is also introduced for the products of a tire plant.