Introduction to Cranes

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Presentation transcript:

Introduction to Cranes Category: Crawler Cranes Manufacturer: Terex American Max. lifting capacity: 60 t (54.4 mt) Max. main boom length 48.8 m Max. lift crane boom & jib length: 39.6+12.2 m Max single line pull 14, 697 kg

Introduction to Cranes Category: Lattice Boom Cranes Manufacturer: Terex Demag Max. lifting capacity at 22m radius: 1600 t Max. boom length: 234 m Max. line pull: 545 kN Max. counterweight + central ballast: 470 t + 160 t

Our First Crane

Free Body Diagram Φ F W θ O

Determine Minimum F

Relative Error

Tower Crane

Tower Crane Photos

Our Tower Crane

Find W and x Mathematically

Locate Gravity Center

A New Model of Tower Crane