A small assembly line for the assembly of power steering pumps needs to be balanced. Precedence diagram is shown below.040.8Station123AWhat is the assembly-line efficiency? Round your answer to one decimal placeTasksRACOEF0.8GHITotal0.8The cycle time is determined to be 2.0 minutes. How would the line be balanced by choosing the assignable task having the longest task time first? Fill in the table below. If your answer is zert, enter "0". Round youranswers to one decimal place.090.3Total Time0.2Idle Time

Answered: A small assembly line for the assembly…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Balance the assembly line shown below for (a) a shift output of 60 pieces and (b) a shift output of 40 pieces. Assume an 8-hour shift, and use the rule: choose the assignable task with the longest processing time. Compute the line efficiency for each case. Fill in the table below for a shift output of 60 pieces. Break ties by choosing the lowest task number. If your answer is zero, enter "0". Round your answers to the nearest whole number. Workstation Tasks Total Time Idle Time 1 2 3 4 Total What is the assembly-line efficiency? Round your answer to one decimal place. % Fill in the table below for a shift output of 40 pieces. Break ties by choosing the lowest task number. If your answer is zero, enter "0". Round your answers to the nearest whole number. Workstation Tasks Total Time Idle Time 1 2 3 Total What is the assembly-line efficiency? Round your answer to one decimal place. %
An assembly line is to operate eight hours per day with a desired output of 250 units per day. The following table contains information on this product’s task times and precedence relationships: TASK TASK TIME (SECONDS) IMMEDIATE PREDECESSOR A 50 — B 20 A C 25 A D 35 A E 60 B, C F 60 C, D G 50 E, F H 90 G What is the required workstation cycle time to meet the desired output rate? Note: Round your answer to the nearest whole number. Balance this line using the longest task time. Note: Leave no cells blank - be certain to enter "0" wherever required. What is the efficiency of your line balance, assuming it is running at the cycle time determined in part b? Note: Round your answer to 1 decimal place.
An assembly line is to operate eight hours per day with a desired output of 240 units perday. The following table contains information on this product’s task times and precedencerelationships: Task Task Time (Seconds) Immediate Predecessor A 60 — B 80 A C 20 A D 50 A E 90…
The desired daily output for an assembly line is 540 units. This assembly line will operate 720 minutes per day. The following table contains information on this product's task times and precedence relationships: TASK TASK TIME(SECONDS) IMMEDIATEPREDECESSOR A 35 — B 25 A C 35 A D 55 B E 5 B F 15 C G 30 E-D H 5 F-G b. What is the workstation cycle time? c. Balance this line using the largest number of following tasks. Use the longest task time as a secondary criterion. (Leave no cells blank - be certain to enter "0" wherever required.)
Francis Johnson’s plant needs to design an efficient assembly line to make a new product. The assembly line needs to produce 15 units per hour, and there is room for only four workstations. The tasks and the order in which they must be performed are shown in the following table. Tasks cannot be split, and it would be too expensive to duplicate any task. TASK TASK TIME (MINUTES) IMMEDIATE PREDECESSOR A 1 — B 2 — C 3 — D 1 A, B, C E 3 C F 2 E G 3 E What is the workstation cycle time required to produce 15 units per hour? Note: Round your answer to 1 decimal place. Balance the line to use the fewest possible workstations to meet the cycle time found in part (b). Use whatever method you feel is appropriate. What is the efficiency of your line balance, assuming the line operates at the cycle time from part (b)? Note: Round your answer to 1 decimal place.
The desired daily output for an assembly line is 360 units. This assembly line will operate 450 minutes per day. The following table contains information on this product’s task times and precedence relationships: TASK TASK TIME (SECONDS) IMMEDIATE PREDECESSOR A 30 — B 35 A C 30 A D 35 B E 15 C F 65 C G 40 E, F H 25 D, G What is the required workstation cycle time to meet the desired output rate? Balance this line using the largest number of following tasks. Use the longest task time as a secondary criterion. Note: Leave no cells blank - be certain to enter "0" wherever required.
The following tasks are to be performed on an assembly line: TASK SECONDS TASKS THAT MUST PRECEDE A 20 — B 7 A C 20 B D 22 B E 15 C F 10 D G 16 E, F H 8 G The workday is seven hours long. The demand for completed product is 750 per day. Find the cycle time required to meet the desired output rate. Note: Round your answer to 1 decimal place. What is the theoretical number of workstations required to meet the desired output rate? Note: Round up your answer to the next whole number. Balance the line using sequential restrictions and the longest-operating-time rule. Determine the task under each workstation and the idle time for each such task. Note: Round your answers to 1 decimal place. What is the efficiency of the line balanced as in part (d) assuming it is running at the cycle time determined in part (a)? Note: Round your answer to 1 decimal place. Suppose that demand rose from 750 to 800 units per day. Determine the cycle time. (Use the…
Gordon Miller's job shop has four work areas, A, B, C, and D. Distances in feet between centers of the work areas are: A B C D A − 4 10 8 B − − 5 9 C − − − 9 D − − − − Workpieces moved per week between work areas are: A B C D A − 900 700 600 B − − 400 300 C − − − 600 D − − − − It costs Gordon $3 to move 1 work piece 1 foot. The weekly total material handling cost of the layout =....... $nothing (enter your response as a whole number). The weekly total material handling cost of the layout =....... nothing dollars (enter your response as a whole number).
An assembly plant for the Blood Pressure RX, a portable blood pressure device, has 400 minutes available daily in the plant for the device, and the average demand is 80 units per day. Final assembly requires 6 separate tasks. Information concerning these tasks is given in the following table. Task Performance Time (minutes) Task Must Follow Task Listed Below A 4 - B 1 - C 1 A, B D 3 C E 4 D F 2 E b) Given the demand, what is the cycle time for this operation? The cycle time for this operation is enter your response here minutes/unit (enter your response as a whole number). c) What is the theoretical minimum number of workstations? The theoretical minimum number of workstations is enter your response here stations (enter your response as a whole number and, if your unrounded answer includes decimal values,…
The desired daily ouput for an assembly line is 420 units. This assembly line will operate 595 minutes per day. The following table contains information on the products task times and precedence relationships Task. Task time-seconds Immediate predecessor A. 35 - B. 40 A C 30 A D 40 B E 20 C F 70 C G 45 E-F H 30 D-G The required workstation cycle time to meet the desired output time is 85 seconds Balance this line using the largest number of following tasks. Use the longest task time as a secondary criterion The answer gives only 4 workstations as option Have to fill out following Workstation. Task Idle time 1 ?? ?? 2 ?? ?? 3…
Munson Manufacturing, in Gainesville, Florida, wants to arrange its four work centers so as to minimize interdepartmental parts handling costs. The flows and existing facility layout are shown in the figures below. A B C D − 480 500 50 350 − 175 0 0 0 − 750 0 0 0 − Figure 2. Existing Layout A B C D |——30'——|——30'——|——30'——| Part 2 a) For the existing layout, the cumulative "load×distance" or "movement cost"=enter your response here feet (enter your response as a whole number).
An assembly line with 17 tasks is to be balanced. The longest task is 2.2 minutes and the total time for all tasks is 19 minutes. The line will operate for 460 minutes per day. A) What is the minimum number of workstations needed if the output rate is to be 186 units per day? B)- What cycle time will provide an output rate of 142 units per day? C) What output will result if the cycle time is (I) 9 minutes and (II) 14 minutes?

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