LEAN AND AGILE MANUFACTURING SYSTEMS:
COMPETING OR COMPLEMENTARY APPROACHES TO WORLD CLASS MANUFACTURING?
Part 1
A CASE STUDY
CHAPTERS 1-3
This research compares lean and agile manufacturing approaches for
achieving manufacturing excellence. Currently, there is much discussion
in the manufacturing industry as to whether these approaches are
competing or complementary techniques. The differences between these
two approaches are identified and discussed, but more importantly the
synergies between these disciplines are identified. Both approaches
employ world class manufacturing principles and apply them to today’s
competitive and ever changing manufacturing industry.
A case
study is presented which demonstrates the benefits of these lean and
agile approaches. Improvements in cycle times, inventory, operating
expenses, customer service and profitability are all common benefits
being realized by employing these world-class techniques. A case study
is performed using experiences in an electronics manufacturing facility
where complex electronic assemblies are manufactured for the high-end
computer server industry. Results consistent with the aforementioned
were experienced in the case study. Factory throughputs, cycle times,
product quality and serviceability where all areas that experienced
significant improvement; while at the same time the organization has
become more flexible through an organizational transformation
initiative.
The factory’s Work in Process (WIP) and
manufacturing cycle times were reduced to less than one quarter their
original levels, with cycle times for the plant running in the range of
2 to 3 days, and WIP inventory turns improved by more than 4X. The
factory output, over the first year of this ongoing improvement
initiative, was improved by approximately 2X. On time delivery
performance, profitability and product quality were also improved as a
by-product of these efforts. Both effectiveness and efficiency gains
are realized, but more important, is the framework that remains in
place to promote ongoing improvement efforts. The cultural
transformation that the leadership and workforce is undergoing has
helped to enable the results experienced to date, and create on
environment which embraces continual change and improvement
opportunities. This case study demonstrates that lean and agile
techniques are quite complementary, and this thesis is supported by the
dramatic and continuous improvement in factory financial and operating
performance.
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