Conference Day One

09:15 AM - 10:00 AM Registration & welcome coffee

Who is Who

Discover who else is participating in the conference. The matchmaking picture wall will help you identify who you want to meet at the conference. In cooperation with FUJIFILM.


Prof. Dr.-Ing. Holger Lange

Managing Director and Professor
P.E. Concepts GmbH

Update on certification guidelines

10:15 AM - 10:45 AM Certification of wind turbine towers – Update on standards and legislative changes

Dr. Alexander Kupzok, Team leader for steel towers, TÜV SÜD Industrie Service GmbH
  • Wind turbine tower certification

  • Current status of IEC 61400-6

  • Current status of DIN 18088

  • Regulatory changes in tower approvals in Europe at the example of Germany


Dr. Alexander Kupzok

Team leader for steel towers
TÜV SÜD Industrie Service GmbH

10:45 AM - 11:15 AM Estimation of the structural hot-spot stress at door opening

Claas Fischer, Section Tower, Foundation, Rotor Blade, TÜV NORD SysTec GmbH & Co. KG
  • Certification of towers by different rules and guidelines and required documents

  • Definition and estimation of structural hot-spot stress in common rules and guideline of International Institute of Welding (IIW)

  • Application to door opening with local multi-axial stress field

  • Comparison of estimated hot-spot stress and of predicted fatigue life and extreme stress


Claas Fischer

Section Tower, Foundation, Rotor Blade
TÜV NORD SysTec GmbH & Co. KG

11:15 AM - 12:30 PM Speed Networking

Get in touch with the other conference guests in quick paced 1-1 meetings – make sure you bring a stack of business cards.

Higher hub heights to meet the demands of low-wind sites

12:30 PM - 1:00 PM Design optimization of hybrid steel-concrete tower

Xiaofeng Liu, Structural Engineer, Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd.
  • Hybrid steel-concrete tower: Why did Goldwind choose it?

  • Design optimization of steel segment: analysis improvement of top flange, fast modular design

  • Design optimization of concrete segment: Comparison of results from code, simulation and testing


Xiaofeng Liu

Structural Engineer
Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd.

1:00 PM - 1:30 PM Benefits of decentralized production of pre-casted concrete hybrid towers

Thilo Schemmann, Managing Director, TUBULARIS Robert Füllmann, Managing Diretor, TUBULARIS
  • Setting up production process to allow decentralized production of concrete elements

  • Reduction and optimization of transportation

  • Advantages for local content and global markets

  • Concrete tower concept TUBULARIS


Thilo Schemmann

Managing Director

Robert Füllmann

Managing Diretor

1:30 PM - 3:00 PM Networking luncheon

3:00 PM - 3:30 PM Cutting- edge- technology for pre-stressed concrete wind towers

Dr. Juan Carlos Lancha, Techical Director, ECOVENTIA
  • Advantages of concrete towers (cost, maintenance, local content, lifespan)

  • Capacity and flexibility. Mobile factories

  • Integrated design, production, transport and installation

  • High performance concrete and high fatigue strength

  • Hybrid and full concrete


Dr. Juan Carlos Lancha

Techical Director

3:30 PM - 4:00 PM Update on the Bolted Steel Shell Tower - A proven solution for high hub heights

Arne Kryger, R&D Manager, Ib Andresen Industri A/S, Denmark
  • History on the development

  • Status of today

  • Opportunities in the future

  • Process and design details


Arne Kryger

R&D Manager
Ib Andresen Industri A/S, Denmark

4:00 PM - 4:30 PM Refreshment break & networking

4:30 PM - 5:00 PM Potential of prefabricated thin-walled concrete elements in the erection of towers

Ilja Fischer, Research Assistant, TU Wien Charlotte Schönweger, Research Assistant, TU Wien
  • Concrete construction methods

  • Concept for towers out of double wall elements with concrete filling

  • Estimation of the fatigue resistance for towers out of double wall elements with concrete filling according to Model Code 1990

  • Quantitative assessment of the advantages of the proposed construction method


Ilja Fischer

Research Assistant
TU Wien

Charlotte Schönweger

Research Assistant
TU Wien

5:00 PM - 5:30 PM Automated design procedures for wind turbine towers

Prof. Dr.-Ing. Frank Kemper, Executive Director and Team Leader Wind Engineering, RWTH Aachen
  • Automatic design of tubular steel towers
  • Automatic geometric topology of lattice towers
  • Direction dependent design of turbine towers
  • Frequency based modeling of turbine loads


Prof. Dr.-Ing. Frank Kemper

Executive Director and Team Leader Wind Engineering
RWTH Aachen

5:30 PM - 6:30 PM Closing remarks of Prof. Dr.-Ing. Holger Lange

Prof. Dr.-Ing. Holger Lange, Managing Director and Professor, P.E. Concepts GmbH


Prof. Dr.-Ing. Holger Lange

Managing Director and Professor
P.E. Concepts GmbH

6:30 PM - 11:59 PM Evening event

Join us for an informal evening get-together! This is an excellent opportunity for you to meet the other attendees and make new business contacts.