Norfolk Naval ShipyardCable Storage Rack

Faculty Advisor: Dr. Han P. Bao Group Leader: Parker Harding

Group Members: Christina Toroc Hunter Hughes

Deborah C. McHugh

IntroductionCable s supply power to the shipsCable spools are currently stored on the

groundThey are getting damaged due to the sun,

weather, & waterfront activitySafety hazardDisorganized Spools in front are being used more than

those in the back

Problem Definition

Racks need to be adaptable to different sized spools

Cables must be stored in the allotted area

Forklift will be used to load & unload the rack

http://www.google.com/imgres?imgurl=http://chinadigitaltimes.net

Design DetailsConstructed of structural steel I-beams &

square tubing2 levels of storage availableForklift accessible from both sidesFirst in-last out or first in first out spools

picking, ensures all spools are utilizedPortable building can be added to protect

from the elements

Solidworks Model

Environmental ProtectionPortable BuildingPolyolefin Covered Shelters5-8 yr lifetime expectancyBolted construction, to

withstand up to 70 mph winds

Can be manufactured to withstand up to 110 mph winds

Flame retardant, UV, & mildew treated

5 year pro-rated warrantyhttp://1southerncomfortshelters.com/

services.nxg

Finite Element Analysis – Bending Stress

Finite Element Analysis – Axial Stress

Finite Element Analysis - Displacement

Met with Shipyard

Labor costsFeedbackModify designForklift details

Gantt Chart

Questions?

References "A992 Hot Rolled Wide Flange I-beam." OnlineMetalStore.com. N.p., 2011. Web. 23 Mar 2011.

<http://www.onlinemetalstore.com/items/A992_Hot_Rolled_Steel_Wide_Flange_I_Beam.cfm?item_id=194&size_no=1>.

"American Standard Steel Channels." The Engineering Toolbox. The Engineering Toolbox, n.d. Web. 21 Mar 2011. <http://www.engineeringtoolbox.com/american-standard-steel-channels-d_1321.html>.

Budynas, Richard G., and J. Keith Nisbett. Shigley's Mechanical Engineering Design. 9th ed. New York, NY: McGraw-Hill, 2011. Print.

"Galvanized Steel Channel." OnlineMetalStore.com. N.p., 2011. Web. 23 Mar 2011. <http://www.onlinemetalstore.com/items/Galvanized_Steel_Channel.cfm?item_id=168&size_no=4>.

"Mechanical/Structural Steel Tubing." OnlineMetalStore.com. N.p., 2011. Web. 23 Mar 2011. <http://www.onlinemetalstore.com/items/Structural_Mechanical_Steel_Square_Tube.cfm?item_id=206&size_no=78>.

"Services." Southern Comfort Shelters. Southern Comfort Shelters, n.d. Web. 21 Mar 2011. <http://1southerncomfortshelters.com/services.nxg>.

"Structural Steel Tubing." Saginaw Pipe. Saginaw Pipe, n.d. Web. 21 Mar 2011. <http://www.saginawpipe.com/square_rectangular_tube.htm>.

"Wide Flange Steel Beams." Saginaw Pipe. Saginaw Pipe, n.d. Web. 21 Mar 2011. <http://www.saginawpipe.com/steel_i_beams.htm>.