Zobrazeno 1 - 10
of 7 602
pro vyhledávání: '"polymer electrolyte membrane"'
Autor:
Jae Hong Kim, Seon Hyeong Lee, Jae Heon Kwon, Ryu Bin Kwon, Kwang Hyo Jung, Moonho Son, Hyun Park
Publikováno v:
한국해양공학회지, Vol 38, Iss 5, Pp 199-209 (2024)
Dynamic responses of polymer electrolyte membrane fuel cells (PEMFC) were analyzed under varying loads to understand the performance of PEMFCs for ship applications. Experiments employing single cells were conducted under a static load with a constan
Externí odkaz:
https://doaj.org/article/1c9c1955b2d545c1b3864b475dad8d79
Publikováno v:
Materials Science for Energy Technologies, Vol 8, Iss , Pp 44-65 (2025)
Hydrogen has attracted growing research interest due to its exceptionally high energy per mass content and being a clean energy carrier, unlike the widely used hydrocarbon fuels. With the possibility of long-term energy storage and re-electrification
Externí odkaz:
https://doaj.org/article/357603ceb2fa4972a20d1c7bb674efb3
Publikováno v:
Fuel Processing Technology, Vol 264, Iss , Pp 108133- (2024)
Pd nanocatalyst supported on amine-functionalized mesoporous graphitic carbon nitride (Pd/NH2-mpg-C3N4) was investigated for dehydrogenation of formic acid. The catalyst was analyzed and tested to investigate the effect of amine functionalization on
Externí odkaz:
https://doaj.org/article/5c645c98cc904111a4efcea55f9194c8
Publikováno v:
EcoMat, Vol 6, Iss 10, Pp n/a-n/a (2024)
Abstract Atomically dispersed metal and nitrogen co‐doped carbon (MNC) is a promising oxygen reduction reaction (ORR) catalyst for electrochemical energy storage and conversion applications but typically suffers from low durability and activi
Externí odkaz:
https://doaj.org/article/1e19d0eb01af4be996c24ed779561193
Autor:
Linlin Xu, Panagiotis Trogadas, Shangwei Zhou, Shuxian Jiang, Yunsong Wu, Lara Rasha, Winfried Kockelmann, Jia Di Yang, Toby Neville, Rhodri Jervis, Dan J. L. Brett, Marc‐Olivier Coppens
Publikováno v:
Advanced Science, Vol 11, Iss 36, Pp n/a-n/a (2024)
Abstract Effective water management is crucial for the optimal operation of low‐temperature polymer electrolyte membrane fuel cells (PEMFCs). Excessive liquid water production can cause flooding in the gas diffusion electrodes and flow channels, li
Externí odkaz:
https://doaj.org/article/d3721f49052343509bc2adb4c28b23f8
Autor:
Daniel Ilk, Viktoria Frick, Christopher Hänel, Tobias Götz, Thomas Schiestel, Michael Schoemaker, Harry E. Hoster
Publikováno v:
Next Energy, Vol 4, Iss , Pp 100138- (2024)
Humidification of polymer electrolyte membranes in fuel cells is essential for high proton conductivity and lifetime, therefore often membrane humidifier modules are used. We report about the degradation of polyimide humidifier membranes under the in
Externí odkaz:
https://doaj.org/article/044d21c40dcb42d2a2bde0f4d6cb7918
Autor:
Arfat Anis, Manawwer Alam, Ravindra Kumar Gupta, Abdullah Alhamidi, Hamid Shaikh, Anesh Manjaly Poulose, Mohammad Asif Alam, Saeed M. Al-Zahrani
Publikováno v:
Journal of King Saud University: Science, Vol 36, Iss 6, Pp 103215- (2024)
A high-temperature polymer electrolyte membrane fuel cell (PEMFC) has enormous potential to produce clean energy with minimal environmental pollution along with high energy density and conversion efficiency. In the present work, anhydrous proton-cond
Externí odkaz:
https://doaj.org/article/ead84ca4f2ce44a08d6e82e4647da167
Autor:
Eirini Zagoraiou, Soorya Krishan, Amal Siriwardana, Anastasia Maria Moschovi, Iakovos Yakoumis
Publikováno v:
Compounds, Vol 4, Iss 2, Pp 252-267 (2024)
Bipolar Plates (BPPs) play a critical role in Polymer Electrolyte Membrane Water Electrolysers (PEMWEs) for effective hydrogen generation. The performance and longevity of the system can be considerably impacted by choosing the suitable material for
Externí odkaz:
https://doaj.org/article/9f7dd8c7215443a090fd6e4db087397c
Autor:
Victor A. Kovtunenko
Publikováno v:
Technologies, Vol 12, Iss 10, p 202 (2024)
The influence of particle size distribution in platinum catalysts on the aging of PEM fuel cells described by Holby–Morgan electrochemical degradation model is under investigation. The non-diffusive model simulates mechanisms of particle drop by Pt
Externí odkaz:
https://doaj.org/article/99e1f493ce8a4f7abfab2d6182899371
Autor:
Md. Sahaydul Islam, Md. Faruque Hossain, Md. Ramjan Ali, Mohammad Washim Dewan, Khurshida Sharmin
Publikováno v:
Hybrid Advances, Vol 5, Iss , Pp 100137- (2024)
Herein, a prototype Li-ion battery (LIB) was fabricated using a solid polymer electrolyte (SPE) membrane in place of a liquid electrolyte and a separator to enhance electrochemical performances. The SPE was synthesized using a casting method, employi
Externí odkaz:
https://doaj.org/article/afb306826dd94aa9a221ad96b1037f3d