Zirong Yang
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View article: Investigation of fuel cell stack performance degradation based on 1000 h durability experiments and long short-term memory prediction frameworks under dynamic load conditions
Investigation of fuel cell stack performance degradation based on 1000 h durability experiments and long short-term memory prediction frameworks under dynamic load conditions Open
Investigating the proton exchange membrane fuel cell (PEMFC) stack performance degradation phenomena is of vital importance for product development. In the study, the 1000 h durability experiment of a 5-kW fuel cell stack was performed und…
View article: The Effects of Individual Competencies on the Qualitative Research Interview Process for Business Insights
The Effects of Individual Competencies on the Qualitative Research Interview Process for Business Insights Open
The study examines the impact of individual competencies on the qualitative research interview process, particularly in the context of internet-mediated data collection, which has become increasingly prevalent post-pandemic. The decline in…
View article: New Structural Financial Economics
New Structural Financial Economics Open
This Element proposes an alternative framework for rethinking the role of finance in serving the real economy from the perspective of New Structural Financial Economics. It challenges the conventional wisdom that developing countries shoul…
View article: Inverse design of highly efficient and broadband mode splitter on SOI platform
Inverse design of highly efficient and broadband mode splitter on SOI platform Open
Mode splitters that directly separate modes without changing their orders are highly promising to improve the flexibility of the mode-division multiplexing systems. In this paper, we design a high-performance mode splitter on the silicon-o…
View article: Sensitivity analysis of operating parameters on a 65 kW proton exchange membrane fuel cell stack performances
Sensitivity analysis of operating parameters on a 65 kW proton exchange membrane fuel cell stack performances Open
It is widely acknowledged that the operating parameters of fuel cell stack have significant influences on the output performances. However, there is still a lack of relevant research on the parameter sensitivity test for high-power vehicul…
View article: Experimental Optimization of Metal Foam Structural Parameters to Improve the Performance of Open-Cathode Proton Exchange Membrane Fuel Cell
Experimental Optimization of Metal Foam Structural Parameters to Improve the Performance of Open-Cathode Proton Exchange Membrane Fuel Cell Open
Using metal foam as a flow field structure is an attractive route to improve the performance of open-cathode PEMFC. Metal foam has shown great potential in improving the uniformity of reactants, but optimized structure parameters that can …
View article: Development strategy and the MSMEs finance gap
Development strategy and the MSMEs finance gap Open
In this paper, we investigate the root cause for large MSMEs finance gap. We advance five propositions for the mechanism through which the distorted financial structure generated by a comparative-advantage-defying strategy leads to large M…
View article: Study on Water Transport Mechanisms of the PEMFC Based on a Visualization Platform and Water Balance Model
Study on Water Transport Mechanisms of the PEMFC Based on a Visualization Platform and Water Balance Model Open
It is widely acknowledged that the water balance issue is extremely important for improving the performance and durability of the proton exchange membrane fuel cell. In the presented paper, the visualization platform of the single fuel cel…
View article: An Automotive Fuel Cell-Lithium Battery Hybrid System Model Considering Detailed Heat and Mass Transport Processes
An Automotive Fuel Cell-Lithium Battery Hybrid System Model Considering Detailed Heat and Mass Transport Processes Open
Most of existing fuel cell hybrid electric vehicle (FCHEV) powertrain models ignore the real physical processes such as heat and mass transfer, and the researches of individual power sources do not consider the whole vehicle level.A compre…
View article: THE THERMAL HYDRAULIC PERFORMANCES OF A NOVEL WAVY-LOUVERED FIN-TUBE HEAT EXCHANGER USED IN PEMFC SYSTEMS
THE THERMAL HYDRAULIC PERFORMANCES OF A NOVEL WAVY-LOUVERED FIN-TUBE HEAT EXCHANGER USED IN PEMFC SYSTEMS Open
To achieve better heat management in proton exchange membrane fuel cell (PEMFC) systems, a novel wavy-louvered fin-tube (WL-FT) heat exchanger is proposed.Three-dimensional numerical simulations based on OpenFOAM are utilized to investigat…
View article: Numerical investigations of the flow distributions with a transient three-dimensional multi-component ejector model
Numerical investigations of the flow distributions with a transient three-dimensional multi-component ejector model Open
Ejector is a promising hydrogen recirculation for proton exchange membrane fuel cell (PEMFC) systems since it does not require parasitic power consumption. However, the complicated transport mechanisms inside the ejector remain unclear. In…
View article: Effect of operating conditions on performance of proton exchange membrane fuel cell with anode recirculation
Effect of operating conditions on performance of proton exchange membrane fuel cell with anode recirculation Open
Anode recirculation operation is one method to both achieve self-humidification and increase hydrogen utilization for proton exchange membrane fuel cells (PEMFCs) automotive application. In this study, effect of operating conditions, inclu…