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Jos Koning

Senior Project Manager

Performance at Sea

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Publications
Magazine
TopTier JIP aims to reduce container losses at sea

27 Jun 2023

The World Shipping Council estimates (see reference below) that there was on average a total of 1,566 containers lost at sea each year over the ...
Magazine
Maximising speed through wind & waves

7 Dec 2020

Crew Transfer Vessels (CTV) are essential for the maintenance of offshore wind turbines. Their high speed operation inwaves can benefit from an ...
Magazine
Do It - catching waves at 30 knots!

13 Sep 2019

Waves don’t give way. Fast, small boats in a limiting sea state can be surprised by a steep crest or deep wave trough, and a crew transfer to a wind ...
Magazine
Why wait for the seventh wave?

23 Nov 2016

Reading time 6 minutes

The Royal Netherlands Navy, NLR (the Dutch Aerospace Laboratory), RADAC, Amarcon/ABB and MARIN joined in the 'Salute' project to work out a ...
Magazine
Ensuring design meets operating reality

29 Aug 2014

Reading time 6 minutes

Monitoring - Does your ship perform as expected? Is the operating environment as anticipated? Should the next vessel be the same? MARIN helps ...
Paper
Dynamic Loads on Mechanical Azimuthing Thrusters

20 Oct 2013

Mechanical azimuthing thrusters have been applied in various ship operations in the past decades, such as low speed manoeuvring; dynamic positioning ...
Paper
Comparisons of Means for Estimating Sea States from an Advancing Large Container Ship

20 Oct 2013

The paper deals with sea state estimation from a container carrier (9,400 TEU) en-route. Knowledge of the on-site sea state is fundamental input to ...
Magazine
Designed for waves

30 Aug 2013

Reading time 3 minutes

Platform Supply Vessels are the ultimate challenge when it comes to ship design. While calm water performance is important, for these ships it is ...
Paper
Full scale container ship cross section loads - first results

19 Sep 2012

A measurement campaign is being carried out onboard a 9300 TEU container vessel. The measurements comprise ship performance parameters, cross ...
Magazine
Moonpool mysteries

16 Dec 2011

Reading time 6 minutes

Report highlights several initiatives going on investigating the unknowns of the moonpool including test programmes and a new Joint Industry Project.
Magazine
Yachting - a highly demanding market

2 Aug 2011

Reading time 12 minutes

MARIN has long been committed to serving the global yachting market; assisting in the engineering of innovative designs and complex systems. These ...
Magazine
Is cargo securing in need of shoring up?

14 Dec 2010

Reading time 3 minutes

Supported by the Dutch government, MARIN initiated the Lashing@Sea Joint Industry Project to obtain a snapshot of current cargo securing practices ...
Magazine
Exactly how foul is the fouling problem?

12 Aug 2009

Reading time 6 minutes

Since the ban on tributyltin (TBT) anti-fouling paints from 2003, the effect of fouling on ship performance has again become an issue. TBT ...
Magazine
MARIN tests Fall Pipe Ship design for Boskalis

24 Apr 2009

Reading time 3 minutes

Fall Pipe Ships combine the robustness of a working vessel with the precision of a surgeon as they drop rocks on exactly the right place. This ...
Paper
Seakeeping issues in the design of containerships

1 Jul 2008

While the advanced art of minimising the installed power for a given speed plays a clear role in the design of containerships, the place of ...
Magazine
The Achilles heel of sea transport

17 Oct 2007

Reading time 3 minutes

Crew, vessel and cargo, are assumed ready for the perils of the sea when they have met the industry standards and regulations but the game changes ...
Paper
Hydrodynamic advice of Sailing Yachts through Seakeeping Study

1 Mar 2007

The paper presents the different techniques to study seakeeping behavior and performance of sailing yachts. Such techniques involve both numerical ...
Magazine
Lashing@Sea in pursuit of safety and efficiency

1 Aug 2006

Reading time 3 minutes

A Joint Industry Project has been launched to address the need for the right balance between safety and operational efficiency for container, ro-ro ...
Magazine
Is state-of-the-art decision support technology all it's cracked up to be?

1 Apr 2006

Reading time 3 minutes

In the coming years there will be an increasing number of heavy cargo transports and offshore installations of medium and heavy weight modules. ...
Magazine
Monitoring software for Imtech UniMACS' Integrated Bridge System

1 Jan 2006

Reading time 3 minutes

Advisory systems are being used more and more frequently onboard ships to assist officers in operating the ship more safely and economically. By ...
Magazine
Lashing@Sea JIP addresses the problem of containers lost at sea

1 Sep 2005

Reading time 3 minutes

Unofficial sources estimate that the number of containers lost at sea worldwide is between 2,000 and 10,000 each year. Lashing@Sea aims to tie down ...
Paper
Offshore Monitoring - Real World Data for Design, Engineering and Operation

1 May 2005

The challenging development of new platform concepts and their installation in deeper water in more remote areas and more severe weather conditions ...
Magazine
Hull structural loads at the heart of CRS research

1 Nov 2004

Reading time 3 minutes

With ship owners, classification societies and shipyards among its members, it is no surprise that the research area of ship structures has received ...
Magazine
MASTering the art…

1 Aug 2004

Reading time 3 minutes

The 'Best Mast' project aims to tackle the roblems of mast design as current industry knowledge is often stretched beyond all previous experience.
Magazine
SMACS project investigates hi-tech software performance

1 Sep 2003

Reading time 3 minutes

Numerical tools allow unusual structures to be designed and operated, where traditional ship building experience no longer applies. Despite the ...
Magazine
Cavitation on waterjet pump made visible

1 Dec 2002

Reading time 3 minutes

WŠrtsilŠ Jets, the Royal Netherlands Navy and MARIN have joined forces to examine the cavitation characteristics of waterjet impellers.
Magazine
'Pods in Service' initiative provides invaluable data

1 Dec 2001

Reading time 6 minutes

In the last few years there has been a breakthrough in the application of podded propellers.Report outlines the short history of the Joint Industry ...
Magazine
OWASE II - capturing waves

1 Apr 2001

Reading time 3 minutes

Wind,waves and currents: the environment that ships and offshore structures have to stand up against. Having accurate information on the actual ...