SMV VS CYCLE TIME

Cycle time is the actual time it takes an operator to complete an operation, from start to finish. It includes the time spent on both productive and non-productive activities.

SMV (Standard Minute Value) is the theoretical time it takes an operator to complete an operation at their normal pace, without any delays or interruptions. It is calculated by taking the cycle time and multiplying it by the operator's performance rating.

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1. SMV vs Cycle Time Name: Md. Liton Ahamed Presentation on

2. Cycle time is the actual time it takes an operator to complete an operation, from start to finish. It includes the time spent on both productive and non-productive activities . SMV (Standard Minute Value) is the theoretical time it takes an operator to complete an operation at their normal pace, without any delays or interruptions. It is calculated by taking the cycle time and multiplying it by the operator's performance rating. SMV vs Cycle Time

3. Standard Minute Value (SMV) SMV is a widely used metric in manufacturing that quantifies the time required for a skilled worker to perform a specific task following a predetermined standard method .

4. Standard Minute Value (SMV) Use: SMV is crucial for estimating labor requirements accurately, planning production schedules efficiently, and setting performance benchmarks for workers and production lines . Formula : Explain the components of the SMV formula: SMV = Basic Time + (Allowances * Basic Time

5. Factors Affecting SMV (Standard Minute Value): Task Complexity: The complexity of the task itself influences the time it takes to complete it. More intricate tasks usually have higher SMVs. Skill Level: The proficiency of the worker performing the task affects the SMV. Skilled workers might complete tasks faster than less experienced ones. Learning Curve: Workers tend to become more efficient as they gain experience with a task, which can lead to a decrease in SMV over time. Method of Work: The defined method or technique used to perform the task impacts the time required. Efficient methods can lower the SMV. Allowances: Allowances are additional time factors added to the basic time to account for rest breaks, fatigue, and other factors. The accuracy of allowances can influence the accuracy of SMV. Workplace Conditions: Factors like lighting, workspace layout, and ergonomic design can impact worker efficiency and, consequently, the SMV. Tools and Equipment: The availability and condition of tools and equipment directly affect the speed and quality of task completion.

6. Cycle Time Cycle time refers to the total time it takes to complete one full production cycle, starting from the production of one unit to the initiation of the next unit . Emphasize that cycle time provides a holistic view of production efficiency, helping identify bottlenecks, optimize processes, and enhance overall productivity.

7. Cycle Time Formula: Present the components of the cycle time formula: Cycle Time = Production Time + Wait Time + Move Time + Inspection Time.

8. Factors Affecting Cycle Time: Machine Speed: The speed at which machines operate in the production process directly affects the time it takes to complete each cycle. Production Line Layout: An optimized layout can reduce movement and transportation time between workstations, effectively decreasing cycle time. Setup and Changeover Time: The time required to set up or switch between different tasks or products impacts overall cycle time. Reducing setup time can increase efficiency. Quality Inspection: The time needed for quality checks and inspections adds to the cycle time. Efficient inspection methods can reduce this time. Wait Time: Any delays in material availability, worker availability, or machine downtime can lead to waiting time and increase cycle time. Move Time: The time taken to move materials or products between workstations or locations contributes to cycle time. Bottlenecks: Points in the production process where work accumulates due to imbalances in capacities can significantly extend cycle time. Maintenance and Downtime: Unscheduled downtime for maintenance or repairs directly affects the overall cycle time by reducing the effective working time. Automation: Introducing automation to certain tasks can drastically reduce cycle time, as machines can work consistently and quickly. Production Volume: High production volume can lead to congestion and longer cycle times if the process isn't scaled up appropriately.

9. Definition Theoretical time to complete an operation at normal pace Actual time to complete an operation, from start to finish Includes Productive and non-productive activities Productive activities only       Based on Performance rating Actual time Used for Setting production standards, calculating labor costs, identifying areas for improvement Scheduling, monitoring production, identifying bottlenecks SMV vs Cycle Time

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