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Offshore Access As easy as crossing the street Professional Offshore Personnel Transfers by Ampelmann

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The Problem

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The Problem

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Offshore Access • • • •

Offshore access is difficult Turbine maintenance = important New model wind turbines Wind farms farther offshore

Offshore access = big issue!

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Offshore Access Horns Rev access by boat: • 1st winter: 5/7 days • 2nd winter: 1/7 days Limited to calm weather conditions

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Offshore Access

Expensive!

Costly, and requires deck

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Ampelmann Solution based on the problem: Ship is moving, structure is NOT

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Ampelmann Solution based on the problem: Ship is moving, structure is NOT

Active motion compensation

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Ampelmann

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Ampelmann • Invented by 2 TU Delft PhD students • Wind Energy Conference, Berlin 2002 • Code name “Ampelmann”

As easy as crossing the street

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Applications Maintenance on Offshore Wind Farms

. / Transfer of people . / Transfer of spare parts Does it work? Ampelmann

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Proof of Concept

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Proof of Concept

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Proof of Concept

The concept works!

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Proof of Concept • Show that it works offshore & full-scale • Prove that the system is safe • Test the capabilities of the system Build a prototype!

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Project

Jan van der Tempel - CEO - inventor Frederik Gerner - R & D Hydraulics - Finance

Jillis Koch - Sales & Marketing

David Cerda Salzmann -R&D - PhD Ampelmann

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Arjan Gรถbel - R & D Control


Team Jan van der Tempel - CEO - inventor Frederik Gerner - R & D Hydraulics - Finance

Jillis Koch -Safety - Sales & Marketing

David Cerda Salzmann -R&D - PhD Ampelmann

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Arjan Gรถbel - R & D Control


Design Requirements • Cylinder stroke 2 meter • Foot print 6 x 6 meter • 50 meter vessel • Hs = 2.5 m (workability 93%)

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Ampelmann Requirements • High workability through design • No modification to structure • Personnel & spare parts • Heavy loads

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Design Payloads:

Gangway:

2 ton

Central load: 10 ton

Central load: 4 ton

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Safety

• Fail-operational philosophy • Redundant system

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Planning

Interest clients

Finance Prototype

Construct Design

Onshore testing

Order components

Sept 2006

Offshore testing

Demo

Safety & certification

Start company

R & D Shell, Smit, Heerema

Sept. 2007

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Planning

Interest clients

Finance Prototype

Construct Design

Onshore testing

Offshore testing

Order components

Sept 2006

Demo

Safety & certification

Start company

R & D Shell, Smit, Heerema

Sept. 2007

Components in fabrication Safety system in development Programming control system Lloyd's Certification

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Planning

Interest clients

Finance Prototype

Construct Design

Onshore testing

Offshore testing

Order components

Sept 2006

Demo

Safety & certification

Start company

R & D Shell, Smit, Heerema

Sept. 2007

Testing this summer

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Planning

Interest clients

Finance Prototype

Construct Design

Onshore testing

Offshore testing

Demo

Safety & certification Order components

Sept 2006

Start company

R & D Shell, Smit, Heerema

Sept. 2007

Commercialize after successful demo

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Motion Platform

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Gangway Length: Yaw: Pitch:

9-16 meter 2 x 180 degrees +/- 20ยบ

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Components

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Offshore Testing

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Ampelmann System

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Film


Ampelmann offshore personnel transfers