Tham khảo tài liệu 'tpm route to world class performance episode 4', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 42 TPM A Route to World-Class Performance You will also need to determine your ultimate world-class goal or benchmark on the OEE measure. This should not be an idle dream rather it should be realistic exacting demanding and better than your competitors. Take each of the three elements in turn and set your ultimate goal. There may be a strong argument for your saying that the performance rate of the plant should be nothing less than 100 per cent but be realistic. Figure shows an example BEST OF BEST OVERALL EQUIPMENT EFFECTIVENESS Week Nr . QEE AVx PRx QR 1 90 94 99 2 95 92 97 3 86 96 98 Average 94 98 1 B of B 95 96 99 Question What is stopping US achieving best of best consistently Answer We are not in control of the six big losses However Best of best has a high belief level. Therefore teamwork and problem solving will lead to elimination of the six big losses. Question What is each percentage point improvement worth on OEE Answer 5 per cent improvement in OEE is often equivalent to 25 per cent of the annual maintenance budget Figure TPM Performance measure The top-down and bottom-up realities of TPM 43 which happens to give an average OEE of per cent your target may be higher. Start to run the three measures week by week on your critical machines lines and processes. Build up the notion of the best of best . It is a very powerful and strong case. If we take the example shown in Figure the best availability week 2 X the best performance rate week 3 X the best quality rate week 1 gives an OEE of per cent. What stops you achieving the best of best consistently The answer is that you are not even in control of the six losses far less eliminating them. This best of best however does have a high belief level We have achieved it at least once in the last three weeks the problem is we do not achieve each of the three OEE elements consistently. Each 1 per cent improvement on the OEE represents a significant .
