Applications & Pathways
Probabilistic Analysis of Electricity Production from a Photovoltaic–Wind Energy Mix for Sustainable Transport Needs
Nov 2024
Publication
Renewable Energy Sources (RESs) are characterized by high unevenness cyclicality and seasonality of energy production. Due to the trends in the production of electricity itself and the utilization of hydrogen distributed generation systems are preferred. They can be connected to the energy distribution network or operate without its participation (off-grid). However in both cases such distributed energy sources should be balanced in terms of power generatio Read More
The Emerging Role of Artificial Intelligence in Enhancing Energy Efficiency and Reducing GHG Emissions in Transport Systems
Dec 2024
Publication
The global transport sector a significant contributor to energy consumption and greenhouse gas (GHG) emissions requires innovative solutions to meet sustainability goals. Artificial intelligence (AI) has emerged as a transformative technology offering opportunities to enhance energy efficiency and reduce GHG emissions in transport systems. This study provides a comprehensive review of AI’s role in optimizing vehicle energy management traffic flow Read More
A Rigorous Optimization Method for Long-term Multi-stage Investment Planning: Integration of Hydrogen into a Decentralized Multi-energy System
Dec 2024
Publication
Thoroughly assessing future energy systems requires examining both their end states and the paths leading to them. Employing dynamic investment or multi-stage optimization models is crucial for this analysis. However solving these optimization problems becomes increasingly challenging due to their long time horizons – often spanning several decades – and their dynamic nature. While simplifications like aggregations are often used to expedite solvi Read More
Renewable Hydrogen in Industrial Production: A Bibliometric Analysis of Current and Future Applications
Dec 2024
Publication
Renewable hydrogen is widely considered a key technology to achieve net zero emissions in industrial production processes. This paper presents a structured bibliometric analysis examining current and future applications of hydrogen as feedstock and fuel across industries quantifying demand for different industrial processes and identifying greenhouse gas emissions reduction potential against the context of current fossil-based practices. The findings highligh Read More
Numerical Modeling for Analysis and Improvement of Hydrogen Refueling Process for Heavy-duty Vehicles
Dec 2024
Publication
This paper presents the development validation and application of a numerical model to simulate the process of refueling hydrogen-powerd heavy-duty vehicles with a cascade hydrohen refueling station design. The model is implemented and validated using experimental data from SAE J2601. The link between the average pressure ramp (APRR) and flow rate which is responsible for the dynamic evolution of the refueling process was analyzed. V Read More
Local and Global Sensitivity Analysis for Railway Upgrading Between Hydrogen Fuel Cell and Electrification
Nov 2024
Publication
In the field of rail transit the UK Department of Transport stated that it will realize a comprehensive transformation of UK railways by 2050 abandoning traditional diesel trains and upgrading them to new environmentally friendly trains. The current mainstream upgrade methods are electrification and hydrogen fuel cells. Comprehensive upgrades are costly and choosing the optimal upgrade method for trams and mainline railways is critical. Wit Read More
Enhancing the Risk-oriented Participation of Wind Power Plants in Day-ahead Balancing, and Hydrogen Markets with Shared Multi-energy Storage Systems
Dec 2024
Publication
The increasing demand for renewable energy sources (RES) to address environmental concerns and reduce fossil fuel dependency highlights the need for efficient energy storage and balancing mechanisms to manage RES output uncertainty. However providing dedicated storage units to RES owners is often infeasible. Additionally the growing interest in hydrogen utilization complicates optimal decision-making for multi-energy systems. To tackle these Read More
Hydrogen, Medium-range Airplane Design Optimisation for Minimal Global Warming Impact
May 2024
Publication
This paper focuses on the conceptual design optimization of liquid hydrogen aircraft and their performance in terms of climate impact cash operating cost and energy consumption. An automated multidisciplinary design framework for kerosene-powered aircraft is extended to design liquid hydrogen-powered aircraft at a conceptual level. A hydrogen tank is integrated into the aft section of the fuselage increasing the operating empty mass and wetted a Read More
Sustainable Integration of Green Hydrogen in Renewable Energy Systems for Residential and EV Applications
Jan 2024
Publication
The surge in interest surrounding renewable energy stems from concerns regarding pollution and the finite supply ofnonrenewable resources. Solar PV and wind hybrid renewable energy systems (HRES) are increasingly recognized as practicaland cost-effective solutions particularly in remote areas. However the intermittent nature of solar and wind power presents achallenge. To address this incorporating a hydrogen source into the system has been propo Read More
Minimization of Construction and Operation Costs of the Fuel Cell Bus Transportation System
Dec 2024
Publication
This paper took the actual bus transportation system as the object simulated the operating state of the system replaced all the current diesel engine buses with fuel cell buses using electrolysis-produced hydrogen and completed the existing timetable and routes. In the study the numbers of hydrogen production stations and hydrogen storage stations the maximum hydrogen storage capacity of the buses the supplementary hydrogen capacity of the buses Read More
Simple Energy Model for Hydrogen Fuel Cell Vehicles: Model Development and Testing
Dec 2024
Publication
Hydrogen fuel cell vehicles (HFCVs) are a promising technology for reducing vehicle emissions and improving energy efficiency. Due to the ongoing evolution of this technology there is limited comprehensive research and documentation regarding the energy modeling of HFCVs. To address this gap the paper develops a simple HFCV energy consumption model using new fuel cell efficiency estimation methods. Our HFCV energy model leverages real-tim Read More
Collaborative Control Strategy of Electric–Thermal–Hydrogen-Integrated Energy System Based on Variable-Frequency Division Coefficient
Dec 2024
Publication
To address the issues of diverse energy supply demands and power fluctuations in integrated energy systems (IESs) this study takes an IES composed of power-generation units such as wind and photovoltaic units along with various energy-storage systems including electrical thermal and hydrogen storage as the research subject. A collaborative control strategy is proposed for the IES which comprehensively considers the status of diverse energy-storag Read More
Reviewing Sector Coupling in Offshore Energy System Integration Modelling: The North Sea Context
Dec 2024
Publication
Offshore energy system integration is particularly important for realising a rapid and cost-effective low-carbon energy transition in the North Sea region. Effective implementation of strategies that require collaboration be tween countries developers and operators must be underpinned by robust and comprehensive modelling results. Intra-system interactions and diversity of sectors needed to facilitate the energy transition must be adequately Read More
Temperature Control Strategy for Hydrogen Fuel Cell Based on IPSO-Fuzzy-PID
Dec 2024
Publication
Hydrogen fuel cell water-thermal management systems suffer from slow response time system vibration and large temperature fluctuations of load current changes. In this paper Logistic chaotic mapping adaptively adjusted inertia weight and asymmetric learning factors are integrated to enhance the particle swarm optimization (PSO) algorithm and combine it with fuzzy control to propose an innovative improved particle swarm optimization-Fuzzy contr Read More
Scatter Search for Optimal Sizing of a Hybrid Renewable Energy System for Scheduling Green Hydrogen Production
Dec 2024
Publication
At present energy demands are mainly covered by the use of fossil fuels. The process of fossil fuel production increases pollution from oil extraction transport to processing centers treatment to obtain lighter fractions and delivery and use by the final consumers. Such polluting circumstances are aggravated in the case of accidents involving fossil fuels. They are also linked to speculative markets. As a result the trend is towards the decarbo Read More
An Optimization-Based Power-Following Energy Management Strategy for Hydrogen Fuel Cell Vehicles
Dec 2024
Publication
This paper presents an energy management algorithm based on an extended proportional integral derivative (PID) controller. To validate the proposed algorithm comprehensive simulation models were developed including a longitudinal dynamics-based vehicle model an ampere–hour integration-based power battery model a fuel cell model based on the Nernst equation and a hydrogen consumption model. An economic assessment was conducte Read More
Design of Energy Management Strategy for Integrated Energy System Including Multi-Component Electric–Thermal–Hydrogen Energy Storage
Dec 2024
Publication
To address the challenges of multi-energy coupling decision-making caused by the complex interactions and significant conflicts of interest among multiple entities in integrated energy systems an energy management strategy for integrated energy systems with electricity heat and hydrogen multi-energy storage is proposed. First based on the coupling relationship of electricity heat and hydrogen multi-energy flows the architecture of the integrated energy Read More
Techno-economic Analysis of Wind-powered Green Hydrogen Production to Facilitate the Decarbonization of Hard-to-abate Sectors: A Case Study on Steelmaking
Apr 2023
Publication
Green hydrogen is among the most promising energy vectors that may enable the decarbonization of our society. The present study addresses the decarbonization of hard-to-abate sectors via the deployment of sustainable alternatives to current technologies and processes where the complete replacement of fossil fuels is deemed not nearly immediate. In particular the investigated case study tackles the emission reduction potential of st Read More
Reversible Solid Oxide Cell Coupled to an Offshore Wind Turbine as a Poly-generation Energy System for Auxiliary Backup Generaiton and Hydrogen Production
Nov 2022
Publication
The coupling of a reversible Solid Oxide Cell (rSOC) with an offshore wind turbine is investigated to evaluate the mutual benefits in terms of local energy management. This integrated system has been simulated with a dynamic model under a control algorithm which manages the rSOC operation in relation to the wind resource implementing a local hydrogen storage with a double function: (i) assure power supply to the wind turbine auxiliary systems dur Read More
Competitive Analysis of Heavy Trucks with Five Types of Fuels under Different Scenarios—A Case Study of China
Aug 2024
Publication
As the country that emits the most carbon in the world China needs significant and urgent changes in carbon emission control in the transportation sector in order to achieve the goals of reaching peak carbon emissions before 2030 and achieving carbon neutrality by 2060. Therefore the promotion of new energy vehicles has become the key factor to achieve these two objectives. For the reason that the comprehensive transportation cost directly affects the Read More
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