Continued growth in energy demand and increased environmental pollution constitute major challenges that need to be addressed urgently.The development and utilization of renewable,sustainable,and clean energy sources,...Continued growth in energy demand and increased environmental pollution constitute major challenges that need to be addressed urgently.The development and utilization of renewable,sustainable,and clean energy sources,such as wind and solar,are crucial.However,the instability of these intermittent energy sources makes the need for energy storage systems increasingly urgent.Aqueous zinc-ion batteries(AZIBs)have received widespread attention due to their unique advantages,such as high energy density,cost-effectiveness,environmental friendliness,and safety.However,AZIBs face significant challenges,mainly the formation of zinc dendrites that seriously affect the stability and lifetime of the batteries,leading to battery failure.Therefore,reducing the formation of zinc dendrites is crucial for improving the performance of AZIBs.This review systematically and comprehensively comprehends the current strategies and advances in inhibiting the formation of zinc dendrites.By comprehensively analyzing the latest developments in zinc anode,electrolyte,separator design and modification,as well as other novel mechanisms,it provides researchers with a thorough understanding to guide future research and advance the development of AZIBs.展开更多
Sand/dust test is one of the key projects to examine the environmental adaptability of ordnance equipment.In order to decrease the abrasion of test facility caused by the sand/dust particles,the particles contained in...Sand/dust test is one of the key projects to examine the environmental adaptability of ordnance equipment.In order to decrease the abrasion of test facility caused by the sand/dust particles,the particles contained in the airflowneed to be reclaimed effectively.Amathematical model of Useparator is established.The flowfield and the trajectories of particles inside the separator are obtained using a numerical simulation method,and the separation efficiency and pressure drop of separator with different rows of separate components are also obtained at various flowvelocities.The simulation results indicate that the efficiency of U inertia separator is affected by the flowvelocity evidently,and a reasonably designed separator can meet the requirement of the separation efficiency in particular situation.The results can be use as reference for the design and test of sand/dust separate systems.展开更多
文摘Continued growth in energy demand and increased environmental pollution constitute major challenges that need to be addressed urgently.The development and utilization of renewable,sustainable,and clean energy sources,such as wind and solar,are crucial.However,the instability of these intermittent energy sources makes the need for energy storage systems increasingly urgent.Aqueous zinc-ion batteries(AZIBs)have received widespread attention due to their unique advantages,such as high energy density,cost-effectiveness,environmental friendliness,and safety.However,AZIBs face significant challenges,mainly the formation of zinc dendrites that seriously affect the stability and lifetime of the batteries,leading to battery failure.Therefore,reducing the formation of zinc dendrites is crucial for improving the performance of AZIBs.This review systematically and comprehensively comprehends the current strategies and advances in inhibiting the formation of zinc dendrites.By comprehensively analyzing the latest developments in zinc anode,electrolyte,separator design and modification,as well as other novel mechanisms,it provides researchers with a thorough understanding to guide future research and advance the development of AZIBs.
文摘Sand/dust test is one of the key projects to examine the environmental adaptability of ordnance equipment.In order to decrease the abrasion of test facility caused by the sand/dust particles,the particles contained in the airflowneed to be reclaimed effectively.Amathematical model of Useparator is established.The flowfield and the trajectories of particles inside the separator are obtained using a numerical simulation method,and the separation efficiency and pressure drop of separator with different rows of separate components are also obtained at various flowvelocities.The simulation results indicate that the efficiency of U inertia separator is affected by the flowvelocity evidently,and a reasonably designed separator can meet the requirement of the separation efficiency in particular situation.The results can be use as reference for the design and test of sand/dust separate systems.
