... Email: yunhuiding05@qq.com Email: hustphh@163.com 09 10 2023 07 02 2024 16 02 2024 23 04 2024 Graphical Abstract Figure lithium-ion battery electrochemical model electrochemical impedance spectroscopy model parameter batteries New energy electric...

... estimation based on electrochemical impedance spectroscopy (EIS) and an algorithm fused by Elman neural network and cuckoo search (CS-Elman) is proposed. First, by extracting 19 features of EIS and using principal component analysis to reduce dimension, we obtain four principal components as model inputs...

... received January 28, 2016; final manuscript received June 16, 2016; published online July 6, 2016. Assoc. Editor: San Ping Jiang. 28 01 2016 16 06 2016 gel polymer electrolytes DSSCs electrochemical impedance spectroscopy efficiency After the first report on DSSCs by Gratzel...

... potential cycling. Durability tests of the single cells with Pd/C catalysts were performed through an interval constant current density mode. Electrochemical impedance spectroscopy (EIS) was applied to measure the impedance of the single cell during degradation tests. Results indicate that the degradation...

... in the measurement system and with two different electrical cables connected between the electronic load and the PEFC. The results agree with the theoretical analysis and also show that the property of causality in the Kramers-Kronig mathematical relations for electrochemical impedance spectroscopy (EIS...

.... Furthermore, the local characteristics are examined by open circuit voltage (OCV), I-V curve, and electrochemical impedance spectroscopy (EIS) measurements. The results show that the lateral impedance is substantially varied with temperature, the OCV at the center of the cell are higher than the edge...

... cobalt compounds electrochemical electrodes electrochemical impedance spectroscopy electrolytes iron compounds nickel compounds solid oxide fuel cells titanium compounds yttrium compounds zirconium compounds hydrogen SOFC anode functional layer impedance spectroscopy Co3O4-NiO-YSZ...

... be the cause of the difference between the theoretical OCVs and obtained OCVs in the fuel reducing environment ( 17 ). The performance of the fuel cell also shows the stability of the synthesized GDC – Y 2 O 3 composite electrolyte. Electrochemical impedance spectroscopy (EIS) and detailed...

...., stack temperature and polarization current). 01 07 2010 20 07 2010 01 12 2010 01 12 2010 electrochemical impedance spectroscopy proton exchange membrane fuel cells electrochemical impedance spectroscopy diagnosis PEM fuel cell stack Different...

... temperature monitoring or calibration of monitors of microtubular solid oxide fuel cells (MT-SOFCs) is explored. It was found that a thermographic camera is very useful to visualize the temperature gradient on the outside of a cell, while an electrochemical impedance spectroscopy method was useful...

...Shuo-Jen Lee; Kung-Ting Yang; Yu-Ming Lee; Chi-Yuan Lee In this research, electrochemical impedance spectroscopy is employed to monitor the resistance of a fuel cell during operation with different operating conditions and different materials for the bipolar plates. The operating condition...

... is lower than original cell. However, for the long term tests, the cell with treated plate has a more stable power output. The results show that the treated plate has a good potential for using in the fuel cell. Electrochemical impedance spectroscopy is widely used for evaluating the corrosion...

... magnitude plot for the current range of 20–39 A dc with an ac signal amplitude of 10% of dc 07 08 2008 28 02 2009 11 03 2010 11 03 2010 current density electric impedance measurement electrochemical impedance spectroscopy proton exchange membrane fuel cells ac...

... impedance electrochemical electrodes electrochemical impedance spectroscopy electrolytes ionisation lanthanum compounds sintering solid oxide fuel cells strontium compounds thermal expansion zirconium compounds metal-supported solid oxide fuel cells cathode ionization surface exchange...

... considered. The evolutions of their coordinates in the Nyquist plot can be monitored versus aging time and for different gas utilization rates. 23 05 2008 11 06 2009 20 01 2010 20 01 2010 durability electrochemical impedance spectroscopy humidity mechanical testing membranes...

... behavior in different carbonate melt environments. Polarization curves and electrochemical impedance spectroscopy measurements were carried out during cell lifetime (about 850 h). Finally, different compositions of the cathodic gas were used to study the influence of oxygen and carbon dioxide...

.../functional layers on the overall cell performance were systematically investigated. The parameters investigated were the (1) cathode functional layer thickness and grain size and (2) the LSM contact layer thickness. Cathode performances were tested by means of electrochemical impedance spectroscopy (EIS...

...) manufacturing is currently under development. In the present study, “symmetrical” cathode-electrolyte-cathode solid oxide fuel cell (SOFC) single cells were also fabricated and tested using electrochemical impedance spectroscopy and scanning electron microscopy. The functional and contact layer properties were...

... at 700 ° C . The maximum power density of 0.35 W ∕ cm 2 is attended. 25 04 2007 16 03 2008 06 11 2008 cobalt compounds electrochemical electrodes electrochemical impedance spectroscopy lanthanum compounds nanoparticles nanotechnology polarisation solid oxide fuel cells...

... by dropping the nitrate solution of Bi ( N O 3 ) 3 and Er ( N O 3 ) 3 ( 80 : 20 mol ratio) on the LSM electrode surface prepared on yttria stabilized zirconia by screen-printing technique. The electrode performance of the infiltrated LSM electrode was studied by electrochemical impedance spectroscopy (EIS...