Piotr Bujło

Optimal operation of maritime hybrid fuel cell/battery power systems via a real-time energy management approach – A tugboat case study

Mustapha Jamma, Piotr Bujło, Øystein Ulleberg

• Develops scalable and modular dynamic models for hybrid hydrogen fuel‑cell/battery marine power systems. • Develops an ECMS–ACO‑based real‑time energy‑management strategy that enhances performance and lifetime of fuel‑cell and battery systems. • Utilizes real tugboat operational energy‑consumption data to emulate realistic mission …

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Intelligent Energy Management System for Hybrid Fuel Cell/Battery Powered Ships

Mustapha Jamma, Piotr Bujło, Øystein Ulleberg

Hydrogen and low-temperature fuel cells can be used for some zero emission maritime applications. However, hydrogen driven fuel cells normally require hybridization with batteries to ensure a stable power supply. Hence, the development of a zero-emission systems based on a hybridized battery-fuel …

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High-pressure PEM water electrolyser performance up to 180 bar differential pressure

Ragnhild Hancke, Piotr Bujło, Thomas R. Holm, Øystein Ulleberg

Proton exchange membrane (PEM) electrolysers (PEMEL) are key for converting and storing excess renewable energy. PEMEL water electrolysis offers benefits over alkaline water electrolysers, including a large dynamic range, high responsiveness, and high current densities and pressures. High operating pressures are important …

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Control and Power Management of Battery-PEM Fuel Cell Hybrid Power System for Marine Propulsion Systems

Mustapha Jamma, Piotr Bujło, Øystein Ulleberg

To reduce the air pollution and greenhouse gas emissions in harbors and coastal areas, the propulsion systems of maritime transport, and harbor operations, and services, should be driven by zero-emission power systems. Hence, the development of a zero-emission systems, such as, a …

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TESTING OF 500 W ELECTRIC POWER PEM FUEL CELL STACK FOR APU APPLICATION

Piotr Bujło, Boleslaw Mazurek, Grzegorz Pasciak, J. Chmielowiec

It seems that the hydrogen technology and issues connected with this subject (production, storage, applications etc.) becoming more and more common in the present world. It is believed that in the next few years hydrogen will be commonly used for electrical energy …

High-Pressure PEMWE Stack and System Characterization

Ragnhild Hancke, Piotr Bujło, Thomas R. Holm, Øystein Ulleberg

As the urgency to decarbonize the industry and transport sector intensifies, renewable energy-based hydrogen production via advanced low temperature water electrolysis is attracting increased interest. Proton exchange membrane water electrolysers (PEMWE) offer several benefits over the more mature alkaline water electrolysis technology, …

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Review on the safety analysis and protection strategies of fast filling hydrogen storage system for fuel cell vehicle application

Caizhi Zhang, Xiujuan Cao, Piotr Bujło, Bin Chen et autres

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Electrocatalysts: selectivity and utilization

Noluntu Dyantyi, Lukhanyo Mekuto, Piotr Bujło, Gary Pattrick

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List of contributors

Ebrahim Afshari, Samuel Simon Araya, Seyed Ali Atyabi, Abha Bharti et autres

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(Invited) Design and Testing of a High-Pressure PEM Water Electrolyzer System Test Rig

Ragnhild Hancke, Piotr Bujło, Øystein Ulleberg

Renewable energy-based hydrogen production via low temperature water electrolysis is attracting increased interest globally. Proton exchange membrane water electrolysis (PEMWE) offer several benefits over the more mature alkaline water electrolysis technology. The PEMWE-technology is particularly suitable for balancing variable power due to …

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Development, manufacture and validation of an open cathode LT-PEMFC stack at HySA systems

Piotr Bujło, Chris J. Cornelius, Olivia Barron, Noluntu Dyantyi et autres

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The Effect of Potential Cycling on High Temperature PEM Fuel Cell with Different Flow Field Designs

Vamsikrishna Bandlamudi, Piotr Bujło, Vladimir Linkov, Sivakumar Pasupathi

Abstract Degradation of phosphoric acid doped polybenzimidazole membrane based fuel cells under accelerated potential cycling conditions is investigated in current study. Three unit cells with identical high temperature membrane electrode assembly were assembled with three different cathode flow field designs. The fuel …

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