1、F.M.E.A.,-Failure mode and effect analysis -失誤模式和效果分析,A effective tool lead to everything 一個有效的工具，百搭,F.M.E.A.,Origin 來源: Middle 60s Aircraft /space industry 飛機航天工業(yè) Reliability 可靠性,Later on 后來: Later 70s Car industry 汽車工業(yè) Reliability 可靠性 Safety 安全性,Car industry suppliers 汽車零件供應(yīng)商 Components quality 零件

2、質(zhì)量 Early 80s semiconductor industry,F.M.E.A.,The philosophy behind it (1): FMEA背后的理念,DO IT RIGHT THE FIRST TIME 第一次就做好,F.M.E.A.,Avoid 避免 : TRIAL AND ERROR 嘗試和失誤 Make use of a systematic method for improvement 用系統(tǒng)的方法做改進(jìn),The philosophy behind it (2): FMEA背后的理念,F.M.E.A.,FAILURE PREVENTION THROUGH TEAMW

3、ORK 通過團隊合作預(yù)防失敗 Once we have same vision, we have already achieved half of success 一旦擁有共識，事情已成功一半,The philosophy behind it (3): FMEA背后的理念,F.M.E.A.,Concept,Design,Process,Time,Resource for problem solving,工作量,紙面 Paper,硬件 Material,FMEA,Traditional,F.M.E.A.,5 Step of F.M.E.A. Process 5 步法 1. What are th

4、e goal or function of the activity? 待分析的活動的目標(biāo)或功能是什么？ 2. How does it operate? 如何運做以達(dá)到目標(biāo)的？ 3. What can go wrong with respect to the goal? 針對目標(biāo)，會發(fā)生什么問題？ 4. What are the weakest points (risk evaluation)? 哪個是最弱點(風(fēng)險評估）？ 5. What are the action plan? 制定行動計劃,F.M.E.A.,Format 表格,For last 3 step, we can use the

5、 following FMEA format 最后3步，可以填寫下列FMEA表格,F.M.E.A.,Step 1,What are the goal or function of the activity? 待分析的活動的目標(biāo)或功能是什么？,Define the goal of the process or solution as detailed as possible 明確過程或方案的目的, 越詳細(xì)越好,F.M.E.A.,How does it operate? 如何運做以達(dá)到目標(biāo)的？,Step 2,Describe in detail how to achieve the goal st

6、ep by step, like process flow, new product concept, new plan, etc. 詳細(xì)描述是如何一步一步達(dá)到目的的， 例如新的流程，新的產(chǎn)品概念，計劃等。,F.M.E.A.,Step 3,What can go wrong with respect to the goal? 針對目標(biāo)，會發(fā)生什么問題？,Every people raise the questions what can go wrong by brainstorming during meeting 針對目的，在會議上用頭腦 風(fēng)暴法，指出可能 出錯的地方,F.M.E.A.,St

7、ep 4,What are the weakest points (risk evaluation)? 哪個是最弱點？,Risk風(fēng)險 = Probability概率 * Severity嚴(yán)重性 Probability and severity can be scored 1,2,3 or L,M,H 概率和嚴(yán)重性可以用 1，2，3 或高中低打分,F.M.E.A.,Step 5,What are the action plan for highest risk? 針對高風(fēng)險，制定行動計劃,Preventive action if probability is high Corrective ac

8、tion if severity is high Then PDCA 1, 概率大的問題，制定預(yù)防性措施 2, 嚴(yán)重的問題，制定糾正性措施 然后進(jìn)入PDCA循環(huán),F.M.E.A.,Flow Chart 應(yīng)用流程,Concept design,Risk minimum?,Next phase,Yes,No,FMEA,Action,F.M.E.A.,Key successful point成功要點(1)： Where can we use FMEA 哪里可應(yīng)用FMEA ? Everywhere where something can go wrong! In every phase of a pr

9、oject.任何可能出錯的地方，項目的任何階段 Attitude during FMEA 工作態(tài)度Be open-minded for criticism!針對批評，有則改之，無則嘉勉,F.M.E.A.,Key successful point成功要點(2)： Meeting team會議成員 relevant people(supplier, customer or process owner), expert and non-expert, max. 10 people相關(guān)人員（供應(yīng)商，客戶和主人），專家或非專家，最多10人,F.M.E.A.,Key successful point成功要點(3)： Good preparation做好準(zhǔn)備Give participants all information before meeting, put drawing, samples, instruction on the table or on the front wall, using injector and transpa