pile foundation prototype execution and applicability for … · 2020-02-04 · pile foundation...

Pile Foundation Prototype Execution and Applicability for Scandinavia

Miguel Turullols SanzMarketing and Sales+34 609 040 515mturullols@nabrawind.comwww.nabrawind.com

Pamplona, October 30th 2019PPT-2004 Rev. 0

Checked by:Approved by:

2

AGENDA

1. NABRALIFT INTRODUCTION• Nabralift Technology• Nabralift 160m Tower Prototype

2. NABRALIFT FOUNDATION PORTFOLIO• Foundation Alternatives• Adaptation to Soil Characteristics

3. NABRALIFT PILE FOUNDATION DESIGN• Pile Foundation Design Basis• Cost Savings

4. PILE FOUNDATION IN COLD CLIMATES• Advantages

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Nabralift Description

Tower Transition

Framed Structure

Foundation

1 NABRALIFT® INTRODUCTION

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1 NABRALIFT® INTRODUCTIONNabralift Description

Video

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Easy IntegrationSoft-Stiff for HH>180m

Standard Interface

Ultra Low CostFoundation / Tower Components

Logistics / Assembly

Fast AssemblySelf-Erection in 3 days / Prefab Found.

Higher Wind Speeds for Erection

Self ErectionNo Large Cranes

Low Occupation of Small Cranes

Minimum LogisticsSized for Standard Containers

Optimum Packaging

Assembly Platform

Tower Foundation

Tower Components

Tower Logistics

Tower/WTG InstallationTOTAL-22%

160m Standard Steel Tower 160m Nabralift

-50%

-60%

-10%

-30%

-25%

Nabralift Description1 NABRALIFT® INTRODUCTION

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AGENDA

1. NABRALIFT INTRODUCTION• Nabralift Technology• Nabralift 160m Tower Prototype

2. NABRALIFT FOUNDATION PORTFOLIO• Foundation Alternatives• Adaptation to Soil Characteristics

3. NABRALIFT PILE FOUNDATION DESIGN• Pile Foundation Design Basis• Cost Savings

4. PILE FOUNDATION IN COLD CLIMATES• Advantages

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2 NABRALIFT® FOUNDATION PORTFOLIOInternal Loads Distribution

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Foundation Portfolio

Gravitational FoundationStandard Wind Solution

Deep FoundationsFast & Disruptive Cost

Piled FoundationsStandard Soil

Anchor RockBedrock in Surface

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Technology Basis

• Solution for Wind Turbines• Optimized for Nabralift

10-15m

0-15m

Fast Solution1 week / foundation

Minimum Cost for Hard Rock-50% vs wind rock found.

Anchor RockBedrock in Surface

12-15m

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Pile FoundationStandard Soil

Technology Basis

• Design: offshore jackets• Process/Cost: civil works

10-15m

0-15m

Fastest Solution4 days / foundation

Minimum Cost-60% vs std wind foundations

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12%

63%

25%

Gravitational Pile Anchor Rock

P

P

A

P

G

P

P

A

2 NABRALIFT® FOUNDATION PORTFOLIOApplicability as per Real Geotechnical Studies

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AGENDA

1. NABRALIFT INTRODUCTION• Nabralift Technology• Nabralift 160m Tower Prototype

2. NABRALIFT FOUNDATION PORTFOLIO• Foundation Alternatives• Adaptation to Soil Characteristics

3. NABRALIFT PILE FOUNDATION DESIGN• Pile Foundation Design Basis• Cost Savings

4. PILE FOUNDATION IN COLD CLIMATES• Advantages

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Pile Design (4MW-160m)Diameter (D) 1.5mDepth (L) 5MPa Rock 20m

10MPa Rock 15m15MPa Rock 15m

Pile Part List (10MPa Rock)Concrete 80m3

Reinforcement Steel 21TM36 Bolts (1.5m) 132udAnchor cage plates (250kg) 6ud

D

L

Pile Foundation Design3 NABRALIFT PILE FOUNDATION

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Materials & Equipments3 NABRALIFT PILE FOUNDATION MANUFACTURING PROCESS

Pile Reinforcement

Auxiliary Digger Kelly

Auxiliary Crane (60T)

Bolt Cages

Concrete

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3 NABRALIFT PILE FOUNDATION

1.-Drilling5MPa Rock 6h10MPa Rock 8h15MPa Rock 15h

Pile Foundation Manufacturing Process

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3 NABRALIFT PILE FOUNDATION

2.-Reinforcement Installation2h/pile

Pile Foundation Manufacturing Process

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3 NABRALIFT PILE FOUNDATION

3.-Concrete pouring1h/pile

Pile Foundation Manufacturing Process

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3 NABRALIFT PILE FOUNDATION

4.-Concrete setting

Pile Foundation Manufacturing Process

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FIRST PILE FOUNDATION

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Pile Design (3.6MW-144m)Diameter (D) 1.2mDepth (L) 4MPa Rock 24m

Pile Foundation Part ListConcrete 81m3

Reinforcement Steel 25TM36 Bolts (1.5m) 99udAnchor cage plates (250kg) 6ud

3 ONGOING PROJECTS FIRST PILE FOUNDATION

Detailed Design in Collaboration with

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Drilling CompletedPiles to be executed in September

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AGENDA

1. NABRALIFT INTRODUCTION• XXL Tower Challenges• Nabralift Technology

2. NABRALIFT FOUNDATION PORTFOLIO• Foundation Alternatives• Adaptation to Soil Characteristics

3. NABRALIFT PILE FOUNDATION DESIGN• Pile Foundation Design Basis• Cost Savings

4. PILE FOUNDATION IN COLD CLIMATES• Advantages

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4 PILE FOUNDATION IN COLD CLIMATESAdvantages

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Nabralift® pile foundation only

requires 1 hour per pile, increasing the operational frame

Nabralift® pile foundation only requires 80-100 m2, so heating the concrete is a real

possibility

Working with the most reliable partners

Thanks for Your Attention© Nabrawind Technologies 2020

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