Proton-exchange membrane
A proton-exchange membrane, or polymer-electrolyte membrane ( PEM ), is a semipermeable membrane generally made from ionomers and designed to conduct protons while acting as an electronic insulator and reactant barrier, e.g. to oxygen and hydrogen gas. [1] This is their essential function when incorporated into a membrane electrode
Design and economic analysis of high-pressure proton exchange membrane
The proton exchange membrane (PEM) electrolysis with a high-pressure cathode can help avoid the utilization of a hydrogen compressor and improve the efficiency of hydrogen transmission. The economic analysis of the entire process from hydrogen production to transportation was conducted in this study, and the advantages of high
Review of the proton exchange membranes for fuel cell applications
Proton-exchange membrane fuel cells (PEMFCs) are considered to be a promising technology for clean and efficient power generation in the twenty-first century. leading to a large scale use of this membrane in the chlor-alkali production industry and energy storage or conversion system composite membrane. Oxygen and Hydrogen
Optimization of membrane thickness for proton exchange membrane
Reducing the membrane thickness of Proton exchange membrane (PEM) electrolyzer was found to efficiently promote the hydrogen production rate. However, it can also aggravate the phenomenon of hydrogen permeation, leading to an increased hydrogen content on the anode side and posing a risk of explosions.
Catalyst-coated proton exchange membrane for hydrogen
As a viable solution to achieve green hydrogen from renewable sources such as wind and solar powers, the process of proton exchange membrane (PEM)
Modeling the performance of hydrogen–oxygen unitized regenerative
A PEM (proton exchange membrane or polymer electrolyte membrane) is a convenient electrolyte technology for both ELs and FCs, since it allows for low operational temperature, quick start, fast response, and high power and energy densities. The features and performance of a hydrogen energy storage system included in the
[PDF] Proton Exchange Membrane Water Electrolysis as a
Proton exchange membrane (PEM) electrolysis is industrially important as a green source of high-purity hydrogen, for chemical applications as well as energy storage. Energy capture as hydrogen via water electrolysis has been gaining tremendous interest in Europe and other parts of the world because of the higher renewable
Electrochemical performance modeling of a proton exchange membrane
An electrolyzer cell taking advantage of a proton exchange membrane (PEM) has attracted more attention for renewable energy storage and pure hydrogen/oxygen production due to their higher energy efficiency/density, faster charging/discharging, and a more compact design [1], [2]. Compared with conventional
International Journal of Hydrogen Energy
The high temperature proton exchange membrane electrolyzer cells (HT-PEMEC) are promising for hydrogen generation from fluctuating and intermittent renewable energy. A study on hydrogen, the clean energy of the future: hydrogen storage methods[J] J Energy Storage, 40 (2021), p. 102676. View PDF View article View in
Hydrogen crossover in proton exchange membrane
Introduction. Proton exchange membrane (PEM) water electrolysers have gained popularity for hydrogen generation considering several benefits such as high current densities; rapid system response (suitable for intermittent and fluctuating renewable energy sources); high gas purity; and good partial load range in comparison with alkaline
Application progress of small-scale proton exchange membrane
A proton exchange membrane fuel cell (PEMFC) is a promising electrochemical power source that converts the chemical energy of a fuel directly into electrical energy via an electrochemical reaction (Fig. 1 a) [16] g. 1 b is a comparison of the specific energies of numerous types of electrochemical energy conversion and
Fuel Cell Basics | Department of Energy
A fuel cell consists of two electrodes—a negative electrode (or anode) and a positive electrode (or cathode)—sandwiched around an electrolyte. A fuel, such as hydrogen, is fed to the anode, and air is fed to the cathode. In a polymer electrolyte membrane fuel cell, a catalyst separates hydrogen atoms into protons and electrons, which take
Recent advances in proton exchange membrane water electrolysis
Proton exchange membrane water electrolyzers (PEMWEs) are an attractive technology for renewable energy conversion and storage. By using green
Proton exchange membrane electrolysis
It involves a proton-exchange membrane. Electrolysis of water is an important technology for the production of hydrogen to be used as an energy carrier. With fast dynamic response times, large operational ranges, and high efficiencies, water electrolysis is a promising technology for energy storage coupled with renewable energy sources.
A green hydrogen energy storage concept based on parabolic
Owing to low maintenance costs and favorable environmental properties, the use of proton exchange membrane (PEM) technology, has attracted more attention in recent years. By using this method, the hydrogen storage concept is summarized in three main steps including production, storage, and consumption.
The gap between academic research on proton exchange
1 · Driven by carbon neutral targets, proton exchange membrane water electrolysis is becoming a hot technology due to its capability to convert fluctuating power into green
Imperative Role of Proton Exchange Membrane Fuel Cell
Imperative Role of Proton Exchange Membrane Fuel Cell System and Hydrogen Energy Storage for Modern Electric Vehicle Transportation: Challenges and Future Perspectives January 2024 DOI: 10.1002
Catalyst-coated proton exchange membrane for hydrogen
It is one of key technologies toward the establishment of a global low-carbon energy infrastructure. As a viable solution to achieve green hydrogen from renewable sources such as wind and solar powers, the process of proton exchange membrane (PEM) water electrolysis enables scalable stacked devices and systems for
Thermal management of metal hydride hydrogen storage
A parametric study is applied to the system coupling the MH hydrogen storage tank and proton exchange membrane fuel cells to improve its energy efficiency. The opening degree of the valve and the flow rate of hydrogen have been considered in the parametric study. As for the given PEMFC-MH system, when the hydrogen supply rate
Bipolar Plate Design Assessment: Proton Exchange Membrane
6 · Fuel Cells – From Fundamentals to Systems is an interdisciplinary journal for scientific exchange in the field of fuel cells and energy production. ABSTRACT Proton
Efficient and Stable Proton Exchange Membrane Water
Proton exchange membrane water electrolysis (PEMWE) is a promising solution for the conversion and storage of fluctuating renewable energy sources. Although tremendously efficient materials have been developed, commercial PEMWE products still cannot fulfill industrial demands regarding efficiency and stability. In this work, we
Recent advances in hydrogen production through proton exchange membrane
Proton exchange membrane (PEM) water electrolysis is recognized as the most promising technology for the sustainable production of green hydrogen from water and intermittent renewable energy sources. Moreover, PEM water electrolysis has several benefits such as compact system design with high operating curre
Recent advances in hydrogen production through proton
Proton exchange membrane (PEM) water electrolysis is recognized as the most promising technology for the sustainable production of green hydrogen from
Innovative Design of Solid-State Hydrogen Storage and Proton Exchange
The rapid promotion of renewable and sustainable energy has advanced the development of hydrogen energy and fuel cell technologies [1,2].As shown in Figure 1, the installed capacity of fuel cells, including PEMFCs, direct methanol fuel cells (DMFCs), phosphoric acid fuel cells (PAFCs), solid oxide fuel cells (SOFCs), molten carbonate fuel
Recent Advances on PEM Fuel Cells: From Key Materials to Membrane
In recent years, proton exchange membrane (PEM) fuel cells have regained worldwide attention from academia, industries, investors, and governments. The prospect of PEM fuel cells has turned into reality, with fuel cell vehicles successfully launched in the market. However, today''s fuel cells remain less competitive than combustion engines and
Adaptability Assessment of Hydrogen Energy Storage System
@article{Fuyuan2021AdaptabilityAO, title={Adaptability Assessment of Hydrogen Energy Storage System Based on Proton Exchange Membrane Fuel Cell under the Scenarios of Peaking Shaving and Frequency Regulation}, author={Yang Fuyuan and Tian Xueqin and Xubo Tong and Wang Xinlei}, journal={2021 4th Asia Conference
Technical Targets for Proton Exchange Membrane Electrolysis
This table summarizes the U.S. Department of Energy (DOE) technical targets for proton exchange membrane (PEM) electrolysis. There are many combinations of performance, efficiency, lifetime, and cost targets that can achieve the central goal of low-cost hydrogen production of $2/kg H 2 by 2026 and $1/kg H 2 by 2031. The combination of targets
Thermodynamic performance study of hydrogen–oxygen
This paper proposes a novel hydrogen energy storage (HES) system with the goal of clean, efficient and simple structure. The system consists of high-pressure proton exchange membrane electrolytic cell (PEMEC) and hydrogen–oxygen combined cycle (HOCC). No hydrogen compressor is used in this system, and water is recycled.
Life cycle assessment of hydrogen from proton exchange membrane
As a relevant result we show that hydrogen production via proton exchange membrane water electrolysis is a promising technology to reduce CO 2 emissions of the hydrogen sector by up to 75%, if the electrolysis system runs exclusively on electricity generated from renewable energy sources. In a future (2050) base-load
A green hydrogen energy storage concept based on parabolic
Owing to low maintenance costs and favorable environmental properties, the use of proton exchange membrane (PEM) technology, has attracted more attention
GORE® Fuel Cell Technologies | Hydrogen Electricity Conversion
Our industry-leading proprietary Proton Exchange Membranes (PEM) and Membrane Electrode Assemblies (MEA) enable large-scale hydrogen fuel cell commercialization throughout major industrial market sectors, from stationary power generation to global long-haul transportation. (5 dedicated Alternative Energy & Storage sales offices in
Proton Exchange Membrane Water Electrolysis as a Promising
Proton exchange membrane (PEM) electrolysis is industrially important as a green source of high-purity hydrogen, for chemical applications as well as energy
Rechargeable proton exchange membrane fuel cell containing
Proton exchange membrane fuel cells (PEMFCs) are promising clean energy conversion devices in residential, transportation, and portable applications. Currently, a high-pressure tank is the state
Optimizing the economic viability of proton exchange membrane
The higher activation energy values for Nexar and composite membranes suggested the dominancy of the vehicular mechanism for proton transport across the membranes. Thus, the present work suggests that Nexar membranes functionalized with TiO 2 and sulfonated TiO 2 nanoparticles could be a promising membrane for hydrogen
Modeling the performance of hydrogen–oxygen unitized
This paper presents a performance model of a URFC based on a proton exchange membrane (PEM) electrolyte and working on hydrogen and oxygen, which can provide high energy and power densities (>0.7 W cm −2). It provides voltage, power, and efficiency at varying load conditions as functions of the controlling physical quantities:
A study on the hydrogen consumption calculation of proton exchange
The paper discusses the hydrogen consumption calculation of proton exchange membrane fuel cell for linearly increasing loads. Techno-economic analysis of an autonomous power system integrating hydrogen technology as energy storage medium. Renew. Energy, 36 (2011), pp. 118-124, 10.1016/j.renene.2010.06.006.
Rechargeable proton exchange membrane fuel cell containing
Here we show an ''all-polymer type'' rechargeable PEMFC (RCFC) that contains a hydrogen-storable polymer (HSP), which is a solid-state organic hydride, as
Adaptability Assessment of Hydrogen Energy Storage System
This study firstly introduces hydrogen energy storage system and its application scenarios in power grid, followed by proposing an adaptability assessment method, finally give
Optimizing the economic viability of proton exchange membrane
Proton exchange membrane fuel cell (PEMFC) serves as an electrochemical device that directly transforms the chemical energy of fuel and oxidant into electrical energy. PEMFCs are the most promising hydrogen utilization devices owing to their environmental friendliness, high efficiency, high stability, and low noise [ 1 ].
Protective Coatings for Low-Cost Bipolar Plates and
Hydrogen produced by proton exchange membrane (PEM) electrolysis technology is a promising solution for energy storage, integration of renewables, and power grid stabilization for a cross-sectoral green energy chain. The most expensive components of the PEM electrolyzer stack are the bipolar plates (BPPs) and porous transport layers
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