optimising the energy efficiency of existing ships by retrofitting energy saving technologies as well as on the development of ship life-cycle energy management systems. The DEM includes all
Hydrogen energy, as a clean and efficient energy source, shows great potential in the application of comprehensive ship energy systems [].As the core technology for
− Methods for energy saving during various phases of ship design • Energy saving methods and energy efficient design principles − Largest consuming groups: propulsion etc. the ship (in
ESS exploitation can lead to considerable energy saving potential as the stored energy can be used to level out load variations from the electric propulsion motors and other
Energy storage system (ESS) is a critical component in all-electric ships (AESs). However, an improper size and management of ESS will deteriorate the technical and economic
A hybrid solar/wind energy/fuel cell ship power system model is constructed for ships, and a hybrid solar/wind energy power supply and hydrogen production model is
energy-saving devices (ESDs) that can be applied to the exterior of the ship to hydrogen fuel cell-powered ships. This aim is achieved thr ough a number of objectives: firstly
By incorporating hydrogen production into the energy management system, Case 2 enhances energy storage capabilities and provides a more reliable power supply, albeit
The Gate rudder system (GRS) was recently introduced as an innovative energy-saving device (ESD) for ships, and it is the most attractive ESD currently used in the
The study has shown that both fuel consumption and GHG emissions can be reduced by around 28% in ideal cases, saving up to 2961 kg of fuel per voyage. For now, the
This chapter deals with the potential usage of different types of energy storage tech-nologies on board ships, a recent development that is gaining additional grounds in the latest years.
They proposed an efficient energy management system based on the operational status of the power sources. Towards greener and more sustainable batteries for
Maritime shipping remains the prime mover of international trade, handling around 80% of global goods transport [1].As of January 2023, the world fleet consists of
This paper examines the management of ship power systems equipped by energy storage systems. Energy storage in the on-board power system can increase the efficiency of prime
In the pursuit of energy efficiency and emissions reduction, researchers have explored diverse strategies, ranging from refining ship propulsion systems to optimizing
The ship energy flow simulator, developed originally by Deltamarin, ABB and VTT, was utilized for evaluating the potential in the cargo ship fresh cooling water system, considering the individual
Energy storage systems (ESS) have already been adopted for commercial ship applications, such as the Viking Lady offshore supply vessel and the Norled Ampere battery powered ferry
that the ship CCHP system based on a gas turbine generator demonstrated superior energy-saving and energy-efficient performance [13]. Ship design has traditionally focused on
The case for alternative propulsion technologies. including those for onboard supply and storage systems, lost cargo space and fuel. our MAN Energy Solutions'' two-stroke experts
Hydrogen energy, as a clean and efficient energy source, shows great potential in the application of comprehensive ship energy systems [5].As the core technology for
report is to analyse whether implementing energy storage systems in the cranes of the container terminal Port of Gävle can contribute to reduce electricity costs by recovering energy when
At the heart of the hybrid package is the SAVe Energy storage system, based on cost-competitive, high-efficiency, liquid-cooled, lithium-ion battery modules, dimensioned for each particular vessel, and including intelligent power control.
A novel case study is also developed. It concerns of a large existing cruise ship to be revamped from the energy point of view. Four diesel generators are installed on-board.
By leveraging the energy storage capacity of batteries to balance loads and utilize waste heat from heat storage tanks, ship energy systems can flexibly and efficiently manage power and thermal resources.
Integration of a hybrid microgrid system using renewable energy sources: a case study of Lagos Port Nigeria, Juliet offshore wind energy and installing liquid air energy storage system to
The ship industry is currently facing numerous challenges, including rising fuel prices, limited fuel resources, and increasingly strict regulations related to energy efficiency and pollutant emissions. In this context,
Rankine Cycle into the ship energy systems of the case ship. Chapter 8 thoroughly introduces an integrated approach to ship energy system design and operation and further proposes a unified
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A Python code that integrates the ship energy saving optimization performed by a robust improved PSO algorithm has been developed. The reason for programming in Python
Energy storage, both in its electric and thermal forms, can be used both to transfer energy from shore to the ship (thus working similarly to a fuel) or to allow a better
To demonstrate the practical applicability of our approach, Section 4 presents a case study on energy management for an actual ship. A comparative analysis of energy management results is conducted for three operating scenarios: mixed-electric and thermal energy storage, electric energy storage only, and thermal energy storage only.
Hybrid heat and power storage for case 1: This configuration is commonly employed in ships with diverse energy demands. It is well-suited for optimizing energy utilization and efficiently meeting both power and thermal load requirements.
Energy storage, both in its electric and thermal forms, can be used both to transfer energy from shore to the ship (thus working similarly to a fuel) or to allow a better management of the onboard machinery and energy flows. This chapter is made of two main parts.
This scenario is also applicable to pure electric ships or those dependent on independent energy systems. Heat storage, only for case 3: Certain ships, especially those requiring substantial thermal energy, such as those equipped with heating equipment, may exclusively rely on heat storage systems.
Energy Management Results Analysis The case study examines three distinct scenarios to evaluate the economic performance of the ship’s multi-energy supply system and emphasize its operational advantages. Hybrid heat and power storage for case 1: This configuration is commonly employed in ships with diverse energy demands.
The energy management results for case 1, which incorporates hybrid power and heat storage, are presented in Figure 4. The ship’s electrical demand is primarily met by the solid-oxide fuel cell (SOFC), which has a total power output of 19,154 kW.
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