What is the assembly-line efficiency? Round your answer to one decimal place. %
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A small assembly line for the assembly of power steering pumps needs to be balanced. Precedence diagram is shown below.
The cycle time is determined to be 1.7 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 zero, enter "0". Round your answers to one decimal place.
Station | Tasks | Total Time | Idle Time |
1 | B,A,C,D | ||
2 | E,F | ||
3 | G,H,I | ||
Total |
What is the assembly-line efficiency? Round your answer to one decimal place.
%
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- The City Commission of Nashville has decided to build a botanical garden and picnic area in the heart of the city for the recreation of its citizens. The precedence table for all the activities required to construct this area successfully is as follows: Code Description A BCDEFGH G I Find location; determine resource requirements Requisition of lumber and sand Dig and grade Saw lumber into appropriate sizes Position lumber in correct locations Nail lumber together Put sand in and under the equipment Put dirt around the equipment Put grass all over the garden, landscape, paint Time (hrs) 20 60 100 35 20 10 20 30 Immediate Predecessor(s) None A A B D, C E F F- G, H Refer to the legend for the activity that corresponds to each code. Using the line drawing tool, draw a Gantt chart for activities E through I of the project.The City Commission of Nashville has decided to build a botanical garden and picnic area in the heart of the city for the recreation of its citizens. The precedence table for all the activities required to construct this area successfully is as follows: Code Description A BCDEFGH Find location; determine resource requirements Requisition of lumber and sand Dig and grade Saw lumber into appropriate sizes Position lumber in correct locations Nail lumber together Put sand in and under the equipment Put dirt around the equipment Put grass all over the garden, landscape, paint Legend Code T Time (hrs) 15 55 105 30 20 15 25 15 25 ABCDEFGH Activity Planning Purchasing Excavation Sawing Placement Assembly Infill Outfill Decoration Immediate Predecessor(s) None A A B Refer to the legend for the activity that corresponds to each code. Using the line drawing tool, draw a Gantt chart for activities E through I of the project. D, C E F F G, H X C A+ B- C- D- E- F- Q H- 1- O. 0 20 40 60 80 100 120…0.5 A 0.7 B 5 Station 1 2 3 0.5 Tasks B,A,C,D E,F G,H,I Total 0.1 D 0.6 F The 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 zero, enter "0". Round your answers to one decimal place. Total Time Idle Time G 0.4 E 1.1 H 0.2 What is the assembly-line efficiency? Round your answer to one decimal place. % T 0.1
- The City Commission of Nashville has decided to build a botanical garden and picnic area in the heart of the city for the recreation of its citizens. The precedence table for all the activities required to construct this area successfully is as follows: Code A B с D E F G H I Description Find location; determine resource requirements Requisition of lumber and sand Dig and grade Saw lumber into appropriate sizes Position lumber in correct locations Time (hrs) 20 60 100 30 20 10 20 10 30 Nail lumber together Put sand in and under the equipment Put dirt around the equipment Put grass all over the garden, landscape, paint Refer to the legend for the activity that corresponds to each code. Using the line drawing tool, draw a Gantt chart for activites E through I of the project. Immediate Predecessor(s) None A A B D, C E F F G, H A B C- D- E F G H- H 0 20 40 60 80 100 120 140 160 180 200 Q ✔Sue Helms Appliances wants to establish an assem-bly line to manufacture its new product, the Micro Popcorn Popper. The goal is to produce five poppers per hour. The tasks,task times, and immediate predecessors for producing one MicroPopcorn Popper are as follows:TASK TIME (min) IMMEDIATEPREDECESSORSA 10 —B 12 AC 8 A, BD 6 B, CE 6 CF 6 D, Ea) What is the theoretical minimum for the smallest number ofworkstations that Helms can achieve in this assembly line?b) Graph the assembly line, and assign workers to workstations.Can you assign them with the theoretical minimum?c) What is the efficiency of your assignment?Management wants to design an assembly line that will turn out 800 videotapes per day. There will be eight working hours in each day. The industrial engineering staff has assembled the information below: A) Determine the maximum and minimum cycle times.B) Determine the optimum cycle time.C) What is the minimum number of stations needed?D) Draw the precedence diagram.E) Assign tasks to stations in order of most following tasks first. Submit an Excel file based on Chapter 6 Excel Template to indicate your computation.
- The following is a list of activities that must be completed in order to assemble a car. Draw the precedence diagram. Calculate the cycle time if there5 are 8 hours in a workday and 800 units desired per day. Balance the line using the longest operation time as a selection rule. Calculate the efficiency rating. How much overtime would be needed for an additional 20 units? Is this possible? Task Time Feasible TASK TIME PRECEDING Station Task Time Remaining Tasks TASK (Seconds) TASK A 16 ----- B 14 ----- C 22 ----- D…The Sun River beverage company is a regional producer of teas, exotic juices, and energy drinks. With an interest in healthier lifestyles, there has been an increase in demand for its sugar-free formulation. The final packing operation requires 13 tasks. Sun River bottles its sugar-free product 5 hours a day, 5 days a week. Each week, there is a demand for 3,000 bottles of this product. TASK TIME (MINUTES) PRECEDING TASK 1 0.1 — 2 0.1 1 3 0.1 2 4 0.2 2 5 0.1 2 6 0.2 3, 4, 5 7 0.1 1 8 0.1 7 9 0.2 8 10 0.1 9 11 0.2 6 12 0.2 10, 11 13 0.1 12 Using the following data, solve the assembly-line balancing problem and calculate the efficiency of your solution. Use the longest task time for your decision criteria. Note: Round your answer to the nearest whole percent.QRS Corp is designing a product layout for a new product. They plan to use this production line 9 hours a day in order to meet forecasted demand of 600 units per day. Calculate the cycle time in seconds.. Calculate the minimum number of work stations if the sum of the task times is 170 secs Edit Format Table 12pt v Paragraph v BI UAV MacBook Air 80 esc F3 F5 F6 F7 FB F9 F1 F2 F4 @ # $ & 2 3 7 8 W R IIIY この CO
- 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.A production process at Kenneth Day Manufacturing is shown in Figure S7.9. The drilling operation occurs separately from, and simultaneously with, sawing and sanding, which are independent and sequential operations. A product needs to go through only one of the three assembly operations (the operations are in parallel).a) Which operation is the bottleneck?b) What is the bottleneck time?c) What is the throughput time of the overall system?d) If the firm operates 8 hours per day, 20 days per month, whatis the monthly capacity of the manufacturing process?Amelio Rodriguez Computing wants to establish an assembly line for producing a new product, the Personal Digital Assistant (PDA). The tasks, task times, and immediate predecessors for the tasks are as follows: Task A B с D E Amelio's goal is to produce 175 PDAs per hour. a) The cycle time for the production of a PDA = Time (sec) 12 14 8 4 20 Immediate Predecessor A A B, C D seconds (round your response to two decimal places). b) The theoretical minimum number of workstations that Amelo can achieve in this assembly line fround your response up to the next whole number). = Were you able to assign all the tasks to the theoretical minimum number of workstations? c) For one to assign the tasks to the actual workstations and be able to use the theoretical minimum number, the activity assignment should be Workstation Tasks Assigned to Workstation