CONSIDERATIONS FOR AN EFFECTIVE RAW SUGAR SHIP …

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CONSIDERATIONS FOR AN EFFECTIVE RAW SUGAR SHIP UNLOADING SYSTEM


Typical specification;

Sounds easy, well to the client!

RAW SUGAR SHIP UNLOADING SYSTEM SPECIFICATION

“Unload raw sugar from ships and convey at 1,000 TPH to a storage silo 800m from quayside”


EXAMPLE LAYOUT


RAW SUGAR SHIP UNLOADING SPECIFICATION


CAPITAL EXPENDITURE (CAPEX)

• Investment Budget

• Local Supply

• Feasibility Study


OPERATIONAL EXPENDITURE (OPEX)

• Reliability

• Cost of Spares

• Efficiency

• Power Consumption

• Flexibility


LOGISTICS

• Port Access, Quayside Storage, 3rd Party Land


LOSS OF MATERIAL

• Loss of revenue

• Material Degradation

• Enclosed Conveyors

• Reduce distance


ENVIRONMENTAL IMPACT

• Regulations• Dust• Noise• Weather


OPTIONS OF SHIP UNLOADER

Pneumatic

Mechanical Bucket

Ship Crane

STS Crane

Mobile Clamshell Grabber


EXAMPLE: REDPATH RAW SUGAR UNLOADER AT TORONTO

Challenges

Replace the two cranes with a single loader

Reduce the costly berthing fees and increase the transfer rate by 50%

Lower the operating costs

Utilise the current storage shed

Keep in line with the positive waterfront changes


• Equipment flexibility

• Added complexity

• Quayside equipment must bestored away from quayside

• Needs to be mobile

• Need to determine where“away” from quayside is

QUAYSIDE EQUIPMENT CONSIDERATIONS


IMPLICATIONS – TRAFFIC & TEMPORARY STORAGE


QUAYSIDE EQUIPMENT SOLUTIONS – SHIP BERTH


• Self propelled on wheels/tyres

• Max speed 80m/min

• Load spread over 6 axles with 4 stabilising pads when in use

• Hydraulic power driven by on-board diesel engine

QUAYSIDE EQUIPMENT SOLUTIONS – CRANES


• Self propelled on wheels

• Hydraulic power driven by on-board diesel engine

• Dust suppression

• Ensures material is free flowing and doesn’t require agitation

• Twin screw feed

QUAYSIDE EQUIPMENT SOLUTIONS – RECEIVING HOPPER


QUAYSIDE EQUIPMENT SOLUTIONS – QUAYSIDE CONVEYORS

• Daisy chain conveyors

• Why mobile:

• Move into position

• Adjust length

• Separate tractor unit

• Telescopic Tele stacker


Pro’s and Con’s of starting low

QUAYSIDE EQUIPMENT SOLUTIONS – CONVEYORS

Pro’s and Con’s of starting at height


STORAGE AND REFINERY

CONSIDERATIONS FOR AN EFFECTIVE RAW SUGAR SHIP …

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