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The outline of the part in Figure is to be profile milled, using a 20-mm diameter end mill with two teeth. The part is 10 mm thick.
The length of the storage aisle in an AS/RS = 240 ft and its height = 60 ft. Suppose horizontal and vertical speeds of the S/R machine.
A certain electrical harness assembly job required 35.0 min to complete when a skilled worker did it the first time.
A unit load automated storage/retrieval system has five aisles. The storage racks are 60 ft high and 280 ft long.
Determine the throughput rate of the proposed ten-aisle AS/RS and calculate its utilization relative to the specified 300 transactions/hr.
A unit load AS/RS for work-in-process storage in a factory must be designed to store 2000 pallet loads with an allowance of no less than 20% additional storage.
Solve Problem below except that the ratio of single command to dual command cycles is 3:1 instead of 1:1.
An AS/RS is used for work-in-process storage in a manufacturing facility. The AS/RS has five aisles, each aisle being 120 ft long and 40 ft high.
An automated storage/retrieval system installed in a warehouse has five aisles. The storage racks in each aisle are 30 ft high and 150 ft long.
A 10-aisle automated storage/retrieval system is located in an integrated factory-warehouse facility.
An automated storage/retrieval system for work-in-process has five aisles. The storage racks in each aisle are 10 in high and 50 m long.
The length of one aisle in an AS/RS is 100 m and its height is 20 m. Horizontal travel speed is 2.0 m/sec.
An automated storage/retrieval system has four aisles. The storage racks in each aisle are 40 ft high and 200 ft long.
An AS/RS with one aisle is 300 ft long and 60 ft high. The S/R machine has a maximum speed of 300 ft/min in the horizontal direction.
An AS/RS with four aisles is 80 m long and 18 m high. The S/R machine has a maximum speed of 1.6 m/sec in the horizontal direction.
A single carousel storage system is located in a factory making small assemblies. It is 20 m long and 1.0 m wide. The pick-and-deposit time is 0.25 min.
A storage system serving an electronics assembly plant has three storage carousels, each with its own manually operated pick-and-deposit station.
Sixty carriers are equally spaced around the oval. Suspended from each carrier are five bins-Each bin has a volumetric capacity = 0.75 ft3.
The specifications on the system are that it must have a total of 400 storage bins and a throughput of at least 125 S/R transactions/hr.
The From-To Chart in the table below indicates the number of loads moved per 8-hr day (above the slash) and the distances.
Is the system feasible and if so, what is the appropriate number of carriers and spacing between carriers that will achieve the specified flow rate?
Assume that a single AGV train consisting of a tractor and multiple trailers is used to make deliveries rather than separate vehicles.
Major appliances are assembled on a production line at the rate of 55 per hour. The products are moved along the line on work pallets (one product per pallet).
An overhead trolley conveyor is configured as a continuous closed loop. The delivery loop has a length of 120 m and the return loop 7- 80 m.