Helllo, i need some help for below questions: 1) Identify the environment best s
ID: 389162 • Letter: H
Question
Helllo, i need some help for below questions:
1) Identify the environment best suited to lean manufacturing with an example.
2) For US. Inc., there have been having problems with deciding on the number of Kanban cards in the system. There were several material shortages during the last period. In order to prevent shortages while maintaining an efficient Kanban system, how many Kanban cards should be released in the system?
The lead time is 1 day and the safety stock level is set to 10% of the average demand during the day. The container size is 15 units per container. The following is the demands over the last 10 days:
Days
1
2
3
4
5
6
7
8
9
10
Daily demands
100
98
97
120
123
125
121
100
110
105
Select one:
a. 15 cards
b. 8 cards
c. 5 cards
d. 12 cards
Days
1
2
3
4
5
6
7
8
9
10
Daily demands
100
98
97
120
123
125
121
100
110
105
Explanation / Answer
1)
Lean manufacturing is a concept to minimize waste in the production system without compromising on Quality which ultimately results in higher productivity, efficiency and cost reduction. The environment best suited for Lean manufacturing must have following traits:
Example: The Colgate Toothpaste facilities have Lean manufacturing and have implemented various systems like:
These systems are highly effective to maintain good control over the process and attain lean manufacturing. The 5S helps to properly store the parts and essential items which minimizes the search time. The Kanban is a pull system to ensure right material availability at the right time. The Poka Yoke is an error proofing system to have better control. The JIT system to manage inventory as all suppliers and vendors are situated close by and get the material on demand. The SMED helps to ensure quick changeovers maintaining high up time of machinery. The control charts help to monitor the performance of processes and take action swiftly as and when required.
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