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Olaf Waals

Manager

Offshore

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Publications
Magazine
the Floating Future is near!

31 Oct 2023

Together with a group of partners, we have initiated the Floating Future project to better understand the pros and cons of developing floating ...
Magazine
Accelerating sustainable innovations at sea

12 Dec 2022

Reading time 12 minutes

In line with MARIN’s focus on accelerating the innovative developments of our clients we decided to organise a specialseminar dedicated to maritime ...
Magazine
Exploring the possibilities of a Floating Future: ‘Enabling climate adaptive innovations’

8 Apr 2022

Reading time 12 minutes

Water may offer an opportunity for creating safe space through the use of large-scale floating developments. Initiated by MARIN and Blue Revolution ...
Paper
Conceptual Design and Model Tests for a Mid-Water Floating Hyperloop Tunnel

28 Jul 2020

Aviation has a significant impact on the global emission of greenhouse gasses. On the Northern Atlantic route alone there are over 2,500 crossings ...
Magazine
Are we ready for the energy transition?

14 May 2020

MARIN’s head of Ships Guilhem Gaillarde and Olaf Waals, head of Offshore, interview each other about how prepared their sector is for the energy ...
Paper
Space@Sea the Floating Solution

10 Sep 2019

This paper describes the Horizon 2020 project Space@Sea (www.spaceatsea-project.eu) which started in November 2017. This project aims to provide a ...
Paper
Optimization of Wave Induced Motions and Forces on a Floating Island

14 Jun 2019

Floating mega islands can provide an attractive solution for creating temporal or more permanent space in coastal areas with a high demand for real ...
Paper
On the wave induced motions of a floating mega island

22 Apr 2019

Floating mega islands can provide an attractive solution for creating temporal or more permanent space in coastal areas with a high demand for real ...
Magazine
Floating Future Seminar and BlueWeek success

15 Aug 2018

Reading time 6 minutes

‘Better Ships, Blue Oceans’ is our credo. To achieve this, we are starting up research projects together with the industry, research ...
Paper
Model tests and numerical analysis for a floating mega island

17 Jun 2018

About 70% of the earth’s surface area is covered with water. Due to the sea level rise and increasing population in coastal areas we need to use our ...
Magazine
MARIN tests first floating mega island

15 Dec 2017

Reading time 3 minutes

'Better Ships, Blue Oceans' is MARIN's new motto. A part of our new Strategy focuses on projects that support the sustainable use of our oceans.
Magazine
Office tool aNySIM integrated into real-time onboard software

15 Dec 2017

Reading time 6 minutes

Following the successful implementation of fatigue design tools for onboard Advisory Hull Monitoring Systems (AHMS), mooring simulation software ...
Magazine
Floating cities - our future is on the water

21 Apr 2017

Reading time 3 minutes

MARIN is working together with the social enterprise and collaboration platform 'Blue21' to create a floating city. MARIN starts open innovation ...
Paper
Methodology for the design of LNG terminals in a nearshore environment

19 Jun 2016

Nowadays, more and more nearshore LNG terminals are being built as it offers easy access to vessels coming from deep water and mitigates the risk by ...
Magazine
MARIN and SHELL examine how LNG sloshing affects ship motions

22 Apr 2016

Reading time 3 minutes

MARIN has been involved in several studies where the sloshing of liquids inside tanks was affecting the ship motions. However, LNG sloshing may ...
Paper
Evaluation of directional analysis methods for low-frequency waves to predict LNGC motion response in nearshore areas

9 Jun 2013

Because LNG terminals are located increasingly close to shore, the importance of shallow-water effects associated with low-frequency (LF) waves ...
Magazine
Investigating the challenges of the deep

14 Apr 2013

Reading time 3 minutes

New deepsea mining concepts were under test in MARIN’s Deep Water Offshore Basin.
Magazine
30th OMAE Conference & the Floating Wind Turbine Challenge

26 Apr 2011

Reading time 3 minutes

In January 2010, MARIN already started its efforts to organise the OMAE 2011 conference, together with the Dutch offshore industry. A group of ...
Paper
On the Use of Main Hoist Tension Measurement for Feed Forward in DP Systems during Offshore Installations

6 Jun 2010

DP systems are nowadays widely used on installation and crane vessels. In recent years a few cases have been reported where the DP system becomes ...
Magazine
BigLift Shipping and MARIN in joint aNySIMpro operations

26 Apr 2010

Reading time 3 minutes

In the past few years BigLift Shipping has been operating in shielded waters to replace thrusters on DP vessels and semi-submersibles. In a joint ...
Magazine
MARIN advances model thruster control technology

24 Dec 2009

Reading time 6 minutes

Thruster load measurements, combined with advanced control systems, give insight into the operational aspects of dynamically positioned vessels. ...
Paper
On the Application of Advanced Wave Analysis in Shallow Water Model Testing (Wave Splitting)

1 Jun 2009

The HAWAI JIP originated from the observed differences between model tests and numerical simulations in shallow water. These differences were ...
Paper
Current Affairs - Model Tests, Semi-Empirical Predictions and CFD Computations for Current Coefficients of Semi-Submersibles

1 Jun 2009

Current loads on stationary vessels have been investigated as part of the Current Affairs Joint Industry Project (JIP). Model-tests, semi-empirical ...
Paper
The Effect of Wave Directionality on Low Frequency Motions and Mooring Forces

1 Jun 2009

Operability of offshore moored ships can be affected by low frequency wave loads. The low frequency motions of a moored ship may limit the uptime of ...
Magazine
The state of Current Affairs

24 Apr 2009

Reading time 3 minutes

In the 'Current Affairs' Joint Industry Project (JIP), model tests, semi-empirical tool predictions and CFD computations are employed to estimate ...
Magazine
aNySIMpro - the future of validated multi-body simulations

24 Apr 2009

Reading time 3 minutes

Last year MARIN introduced the aNySIMpro concept and already the new product is proving successful. Report provides an update.
Magazine
Pieter Schelte - a multi purpose model test project

24 Apr 2009

Reading time 3 minutes

MARIN has carried out extensive model tests on the multi-purpose offshore operations vessel, Pieter Schelte. Report provides an update.
Magazine
aNytime, aNyplace,aNywhere...

1 Apr 2008

Reading time 6 minutes

Last year, MARIN launched the aNySIM-Pro concept - a new way of sharing hydrodynamic software. Following the enthusiastic reaction from the offshore ...
Magazine
Current Affairs JIP improves current insight

1 Apr 2008

Reading time 3 minutes

In the last few years the importance of current on the behaviour of offshore structures has become evident. For example, the strong loop current in ...
Magazine
Drilling for the Future

1 Apr 2008

Reading time 6 minutes

In the last year, MARIN has been involved in the model testing of several dynamically positioned vessels. In most cases the objective of these tests ...
Paper
Time Domain Simulations of Side-by-side Moored Vessels - Lessons Learnt from a Benchmark Test

10 Jun 2007

Time domain simulations are used extensively to assess the availability of turret moored terminals for offloading operations. The availability ...
Paper
Flow Induced Motions of Multi Column Floaters

1 Jun 2007

Recent years have shown an increasing interest in low frequency response of offshore floaters in current. Spar VIM behavior and Semi Submersible ...
Magazine
MARIN's next top models

1 Apr 2007

Reading time 3 minutes

MARIN is continuously developing modelling techniques to assist clients in optimising their DP configurations. Two examples of recent projects are ...
Magazine
Deep pit attracts full-tendon Shenzi TLP

1 Apr 2007

Reading time 3 minutes

With its deep pit of 30 metres, the Offshore Basin offers the possibility of testing TLPs with their full-tendon length, even in ultra-deep waters. ...
Magazine
A new way of sharing hydrodynamic software

1 Apr 2007

Reading time 6 minutes

Usually, hydrodynamic software is licensed for a significant amount of money, together with an additional annual maintenance and support fee. But ...
Magazine
VIM tests for multi-column platforms

1 Feb 2007

Reading time 3 minutes

In the last few years the importance of current on the behaviour of offshore structures has become increasingly evident. For instance, the strong ...
Magazine
A valuable sparring partner for Spars

1 Apr 2006

Reading time 3 minutes

In recent years the Spar concept has been a regular guest at MARIN. It trained its motion characteristics, VIM behaviour and performance in extreme ...
Magazine
Offloading of LNG increasing demand for LIFSIM program

1 Apr 2005

Reading time 6 minutes

Traditionally the MARIN program LIFSIM has been used extensively by the Offshore Department to assist clients in the design and evaluation of their ...
Paper
The Behaviour of Tugs in Waves Assisting LNG Carriers During Berthing Along Offshore LNG Terminals

1 Jan 2005

For future offshore LNG terminals tugs are planned to assist LNG carriers during berthing and offloading operations. A model test study was carried ...
Paper
Truncation Methods for Deep Water Mooring Systems for a catenary moored FPSO and a Semi Taut Moored Semi Submersible

1 Nov 2004

With the trend towards ultra deep water field developments, the joint application of model tests and numerical simulations is becoming very ...
Paper
Wave feed forward DP and analysis of the effect on Shuttle Tanker Operation

1 Aug 2004

From 2000 through 2003 a Joint Industry Project (DP-JIP) was carried out, developing technology to improve dynamic positioning control by using wave ...
Paper
Maximum Likelihood Method as a Means to Estimate the Directional Wave Spectrum and the Mean Wave Drift Force on a Dynamically Positioned Vessel

23 Jun 2002

Feed forward in control theory is a method in which real time information about system disturbance is fed into the controller to improve its ...

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