Essay Example | Topics and Well Written Essays - 3500 words

Essay ExampleThe seven wastes include motion transportation waiting time overproduction inventory processing time and defects. some other common wastes are energy untapped human resources and by-products. Motion and transport are related to layout organisation and engineering. Waste arises as motion and transport does non always result in useful work. In the current case study, motion and transportation includes rearrangement of storage areas that are temporary before and after shape or product components and movement associated with searching fixtures, jigs, tools, equipment, substantials, etc. Movement allows an opportunity for product damage during handling and movement poor space utilisation massive distances between stages or large gangways or storage areas higher labour cost from low productivity large batches waiting for transport large inventories, enormous leadtimes, low responsiveness. Waiting time, overproduction and inventory are related to scheduling setups commu nication quality adroitnesss reward systems breakdowns and layout. Waiting time could be caused by material machine or labour. Lack of material could be caused by scrap breakdown poor schedule or poor supplier. Machine unavailability could be caused by breakdown setups large batches or unavailability of tools, jigs, fixtures, etc. Skills shortage, absenteeism, or operating or supervising more than one machine could cause skill shortage. Overproduction could be a case of too much or too early. Too much is when there is more production than needed. This could be caused by setups that are considerable, improper scheduling for EOQ, or inadequate design of processes. Too early includes production earlier than required. This could be caused by lack of machine capability, subcontracting of operations, long in-process delays, or long leadtimes. Overproduction could also be caused by unbalanced material flow cushion storage safety storage and lot delays.