(OEE) Overall Equipment Effectiveness Used to Assess the Efficacy of a Machine
- Dany Brooks
- Oct 21, 2019
- 2 min read

Overall Equipment Effectiveness (OEE) is a tool used to calculate the effectiveness of a machine (Williamson 2006). By definition, OEE is used to determine the effectiveness of a particular machine but it can also be used to determine the effectiveness of entire production lines, section lines, or even the entire plant. It continuously seeks to achieve a production system with zero wastes. OEE is important to implement in a production type of industry. Moreover, it is important to get in-depth knowledge regarding OEE and you need to Hire Best Research Paper Writer.
There are six pivotal categories of losses that negatively affect the overall performance of the equipment.
Downtime Losses:
Effective failures/breakdowns:
The time and quantity lost due to defective products. This includes material and processing time spent on that particular part as well as repairing of machines in case of breakdowns. This incurs the cost and slows down production significantly.
Setup and adjustment losses:
The time lost due to defective products and downtime loss that occur when the production of one product is finished and the machine prepared for the mounting of the next product.
Speed Losses:
Idling and minor stoppage losses:
These stoppages occur due to temporary malfunction or idling of a machine. Although these are quickly fixed when they are recurring they cause a rupture to production, delaying production and degrading the quality of the product. Workers leaving for breaks without an assistant operator on a machine or during shift changes also cause random idling of machine and decreases the production of the day.
Reduced speed losses:
The difference in equipment design speed and actual operating speed. The machine is far capable of achieving great production speeds but due to labour incompetence or requirement of the industry, the machines are run at a decreased speed which holds back the production milestone of the day.
Quality Losses:
Quality losses and reworks:
These losses are caused by malfunctioning equipment. The equipment is either not properly setup or is faulty. This causes several production processes to be performed on a product that will be discarded during quality check making the process time and resources used pointless. The product will undergo rework adding more time and resources for a given product.
Reduced yield during startup:
When the equipment is set up some time and material are intentionally wasted to properly synchronise and set up the machine. This is often done after when a product is changed in the production line or after maintenance.
These six large losses are measured by OEE. The OEE function is the product of Availability (A), Performance (P), and the Quality Rate (Q). You can get help from Professional Dissertation Writers in order to tackle all possible challenges while composing a dissertation on this topic.
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