Wind and solar power generation will continue to grow in the energy supply of the future, but its inherent variability (intermittency) requires appropriate energy systems for storing and using power. Storage of possibly temporary excess of power as methane from hydrogen gas and carbon dioxide is a promising …

This research was executed in response to the behaviour of many personnel during a Risk Advisory and Assurance Services (RAAS)-audit on board a R-class vessel of Holland America Line (HAL), one of the subsidiary companies of Carnival Corporation. A RAAS-audit is an internal audit performed by auditors …

This research has been executed on behalf of the shipping company Hartman Seatrade. This research has been done due to the new rules of the IMO (International Maritime Organisation), according the sulphur emissions of ships. In 2008 is decided that from the year 2020, sulphur emissions for ships are …

The Netherlands is well-known for its urban density and extensive knowledge of climate adaptation measures. Old neighbourhoods are being restructured and Marsaki is one of the leading firms that develops sustainable solutions. A specific neighbourhood in Goes-Oost, called the Verzetsheldenbuurt, is going …

Only nine percent of rolling element bearings operate long enough to achieve their design life. The leading cause of failure, by 43 percent, is improper lubrication. This includes over lubrication or a lack of lubrication. This will lead to unexpected failure of the bearings, which could result in a …

A lot of industries in the world use water and produce waste, and with limited water resources and an increasing population, industrial development has grown, putting even more stress on resources. This issue of concern has been recognized and efforts into conserving these precious resources has been …

This research is part of the international FRAMES project, a cooperation between the Netherlands, United Kingdom, Belgium, Germany, and Denmark to share knowledge and experiences with the Multi-Layer Safety approach. The shared data is used to build sustainable strategies and improve the capacity of …

Nutrient enrichment, scientifically known as eutrophication, is a worldwide problem. Eutrophication is one of the main drivers for cyanobacteria blooms. Cyanobacteria blooms can have a negative effect on ecology, economy and human health, as a result of to the ability of some species to release toxins. …

The limited natural phosphorus reserves in the world are gradually depleting. This makes it interesting to look for other ways of recovering phosphorus. One of the possibility’s is the recovery of phosphate (PO4) from industrial and municipal waste water, by the precipitation of struvite. By dosing magnesium …

Gear transmission systems are widely used in a variety of applications in many industries, including automobile, railway, wind energy and the shipping industry. A gearbox breakdown may result in catastrophic failures and significant economic losses. A gearbox fault can cause damage to a propulsion system …