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Chapter 4 - Lean Concepts - Coggle Diagram
Chapter 4 - Lean Concepts
Defects
cost money because businesses have to replace parts, equipment or products
experience financial loss
effect customer satisfaction by increasing timeframe
Waste
costs money because it is unnecessary time, labor or material for the process
used in process that isn't required for satisfactory outcome
may hold up process or introduce undesirable elements which effects customer service
The Seven Muda
Overproduction - product, part, service produced to fast, at the wrong time, or too much
Correction - rework
Inventory - similar to over production; bottleneck
Motion - how employees move during a process
Conveyance (transportation) - movement of outputs, products or resources. Current digital conveyance is email chains leave opportunities for error.
Over-processing - employee or process inputs more resource into product or service
Waiting - idle time in the work process of any kind
Other types of waste - talent, ideas, capital/cash\
Muda = Waste
Two types of Muda
Type 1 - non-value-added tasks that might be essential by circumstances. HR is essential to employees for paychecks etc but customer doesn't receive direct benefit.
Type 2 - non-value added tasks that are not essential and can be immediately removed from process, such as a product being carried to different workstations.
5S
Japanese Lean approach to organizing workspace so process is efficient and effective and as a result easier to identify muda
Steps of 5S
Sort
Striaghten
Shine
Standardiza
Sustain
Just in time Manufacturing (JIT)
goal - produce output just in time for customer need
use predictive analytics to estimate how many products will sell before more product needed