Principle of quality costWuhan univenityofteehnologyMechanicalandelectricalengineering collegeIndustrial Engineering机电工程学院工业工程系Cuntengnltjaa162ofom
Principle of quality cost 机电工程学院 工业工程系 Wuhan university of technology Mechanical and electrical engineering college Industrial Engineering Cunrong_li@163.com zhengnl@21cn.com
Themeaningof qualitycost1) The incrested cost for the quality of productwhen the the product quality of the productionless than 100% qualified.2) The quality cost is the difference between theactual cost of production and the cost of theperfect quality level
The meaning of quality cost 1）The incrested cost for the quality of product when the the product quality of the production less than 100% qualified. 2) The quality cost is the difference between the actual cost of production and the cost of the perfect quality level
“Gold mineIf we control the loss caused by quality faulteffectively, and reduce it to a minimum, thebenefit is "a mountain of gold mining
“Gold mine” If we control the loss caused by quality fault effectively, and reduce it to a minimum, the benefit is "a mountain of gold mining
ProductCost and valuehighleadincrementProductdifferentiationOrdinarycostlowleadershipgoodslowhighcost advantageDifferenttypes of competition
Product increment Cost and value lead Ordinary goods cost leadership cost advantage low high low high Product differentiation Different types of competition
3."Iceberg in Glacier”水面以上水面以下SieDiagramoficebergsintheiceriverITip of theiceberg (The obvious part of the loss offault quality)IThe iceberg is hidden in the bottom of the water.(Theobscurepart of thelossoffaultquality)
3.“Iceberg in Glacier” ◼ Diagram of icebergs in the ice river ◼ Ⅰ—Tip of the iceberg（The obvious part of the loss of fault quality） ◼ Ⅱ—The iceberg is hidden in the bottom of the water. （The obscure part of the loss of fault quality）