Project Report 30-foot Jib Crane for Knelson Concentrators.
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Transcript of Project Report 30-foot Jib Crane for Knelson Concentrators.
![Page 1: Project Report 30-foot Jib Crane for Knelson Concentrators.](https://reader035.fdocuments.net/reader035/viewer/2022062320/56649d0b5503460f949dec46/html5/thumbnails/1.jpg)
Project Report
30-foot Jib Crane for Knelson Concentrators
![Page 2: Project Report 30-foot Jib Crane for Knelson Concentrators.](https://reader035.fdocuments.net/reader035/viewer/2022062320/56649d0b5503460f949dec46/html5/thumbnails/2.jpg)
Introduction
Design Team George Beckingham David Wang Michael Chen
Sponsor Knelson Concentrators Ed Zonneveld, Engineering Manager
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Summary
Requirements
Concepts Considered
Detailed Design Process Main Beam Primary Structure Minor Components 3D Model and Drawings
Conclusions and Recommendations
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Requirements
Capacity: 1 ton Design load: 2700 lb
Length: 30 feet
Use existing hardware
Deadline
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Concepts Considered
Single Tension Rod
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Concepts Considered
Two Tension Rods
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Concepts Considered
Truss
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Detailed Design Process
FBD of crane Determine forces on building structure
Load
Reactions
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Detailed Design Process
Main Beam Algor Analysis
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Detailed Design Process
Main Beam Manual Calculations
Buckling load
Sy (psi)= 36000 E (psi)= 29000000K = 0.8 L (inches) = 300
Imin Area Le rmin SR Cc Pcr (lbs)
S8 x 18.4 3.73 5.41 240 0.83034 289.0383 126.0993 18534.64S8 x 23 4.31 6.77 240 0.797892 300.7925 126.0993 21416.7
S10 x 25.4 6.79 7.46 240 0.954038 251.5624 126.0993 33740S10 x 35 8.36 10.3 240 0.900916 266.3954 126.0993 41541.44S12 x 35 9.87 10.3 240 0.978904 245.1722 126.0993 49044.74S12 x 50 15.7 14.7 240 1.033454 232.2309 126.0993 78014.43
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Detailed Design Process
Primary Structure Algor Analysis
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Detailed Design Process
Primary Structure Manual Calculations
Location of tension rods Rod Tension
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Detailed Design Process
Minor Components Connection of tension rods to beam
Clevis Clevis Mount
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Detailed Design Process
Minor Components Mounting brackets
Inventor-Algor compatibility issues Manual calculations
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Detailed Design Process
Minor Components Bearings
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Detailed Design Process
Minor Components Welds
Between main beams Top of tension rods Clevis mount Mounting brackets
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Detailed Design Process
Minor Components Pins and fasteners
Pivot pins Clevis pin Turnbuckle Bolts
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Detailed Design Process
CAD as a design tool 3D Inventor model assisted in design Drawings generated from Inventor
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Conclusions
All design criteria met Capacity exceeded
Most of planned work completed Cost estimate not completed
Time lost due to inexperience
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Recommendations
Re-evaluate design Must be approved by P.Eng.
Increase capacity?
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Recommendations2 ton load at end
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Recommendations1-1/2 ton load at 7-1/2 feet
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Recommendations1-1/2 ton load at 7-1/2 feet1-1/2 ton load at 20 feet
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End of Project
Acknowledgements Ed Zonneveld Ken Wong
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Project Report
30-foot Jib Crane for Knelson Concentrators