In the grand tapestry of the global energy transition,the quest for scalable hydrogen economies emerges as a pivotal thread,weaving together the dual imperatives of decarbonization and industrial pragmatism.Yet,in its...In the grand tapestry of the global energy transition,the quest for scalable hydrogen economies emerges as a pivotal thread,weaving together the dual imperatives of decarbonization and industrial pragmatism.Yet,in its present form,hydrogen production remains deeply entwined with carbon emissions.展开更多
Amid ASEAN’s accelerating energy transition,the Advanced Energy Storage Industry Technology and Innovation Alliance(AESIA)drives cross-border collaboration to address grid fragility,aging infrastructure,and investmen...Amid ASEAN’s accelerating energy transition,the Advanced Energy Storage Industry Technology and Innovation Alliance(AESIA)drives cross-border collaboration to address grid fragility,aging infrastructure,and investment gaps.By leveraging China’s tropical-tested solutions(e.g.,grid-stabilizing storage systems)and aligning with ASEAN’s 2030 renewable targets,AESIA focuses on three pillars:adaptive technology(localized storage for solar/wind integration),regional grid interconnection(via the ASEAN Power Grid to share renewable surpluses),and blended finance(mitigating risks for long-duration storage projects).Key initiatives include standardized tropical storage protocols,training ASEAN engineers in microgrid management,and pilot cross-border projects reducing curtailment.By 2030,AESIA aims to scale affordable storage and integrate emerging tech,balancing energy security with decarbonization.This model bridges technical expertise with ASEAN’s dynamic needs,fostering a resilient,inclusive energy future.展开更多
With the global energy transition,the proportion of renewable energy power generation in total electricity production has exceeded 30%and continues to rise,even the ratio is higher in China.Multi-terminal high-voltage...With the global energy transition,the proportion of renewable energy power generation in total electricity production has exceeded 30%and continues to rise,even the ratio is higher in China.Multi-terminal high-voltage direct-current(MT-HVDC)transmission systems have advantages of integration of distributed renewable energy sources,dynamic grid interconnections,and reliable islanding operation capabilities,being critical for next-generation power grid.Current limiting technologies are pivotal in maintaining grid safety and stability,especially for HVDC systems without natural zero-crossing point in fault currents.In this perspective,a superconducting fault current limiter(SFCL)with combination of resistance and inductance is necessary and more effective solution in protecting MT-HVDC transmission systems.展开更多
To effectively treat pollution and overcome the lack of selectivity of TiO_(2)-based photocatalysts,a 1D structure and molecular imprinting technology have been combined to produce TiO_(2)/SiO_(2) hybrid fibers by a s...To effectively treat pollution and overcome the lack of selectivity of TiO_(2)-based photocatalysts,a 1D structure and molecular imprinting technology have been combined to produce TiO_(2)/SiO_(2) hybrid fibers by a simple electrospinning method by directly adding templates into the precursor solution.In our design,TBOT acts as a titanium source and a functional monomer to combine with RhB and generate specific recognition sites,and SiO_(2) plays a role in inhibiting phase transition.The calcination process can not only remove the template and form an imprinting cavity but also enhance the crystallinity of photoca-talysts.The inorganic framework also overcomes the shortcomings of the instability of traditional organic molecularly imprinted layers.In contrast to a nonimprinted sample,imprinted fibers exhibit higher adsorp-tion capacity and selectivity,attributed to the specific combination through hydrogen bonds and space matching effect.The photocatalytic efficiency of the imprinted sample reached 100%within only 15 min,showing excellent photocatalytic performance and high selectivity.This work not only provides a novel,simple method to fabricate TiO_(2) fiber photocatalysts with high selectivity for the first time but also offers new strategies for the effective and selective treatment of pollutants in wastewater.展开更多
基金financially supported by the National Natural Science Foundation of China(22225902)the National Key Research&Development Program of China(2022YFE0115900)。
文摘In the grand tapestry of the global energy transition,the quest for scalable hydrogen economies emerges as a pivotal thread,weaving together the dual imperatives of decarbonization and industrial pragmatism.Yet,in its present form,hydrogen production remains deeply entwined with carbon emissions.
文摘Amid ASEAN’s accelerating energy transition,the Advanced Energy Storage Industry Technology and Innovation Alliance(AESIA)drives cross-border collaboration to address grid fragility,aging infrastructure,and investment gaps.By leveraging China’s tropical-tested solutions(e.g.,grid-stabilizing storage systems)and aligning with ASEAN’s 2030 renewable targets,AESIA focuses on three pillars:adaptive technology(localized storage for solar/wind integration),regional grid interconnection(via the ASEAN Power Grid to share renewable surpluses),and blended finance(mitigating risks for long-duration storage projects).Key initiatives include standardized tropical storage protocols,training ASEAN engineers in microgrid management,and pilot cross-border projects reducing curtailment.By 2030,AESIA aims to scale affordable storage and integrate emerging tech,balancing energy security with decarbonization.This model bridges technical expertise with ASEAN’s dynamic needs,fostering a resilient,inclusive energy future.
文摘With the global energy transition,the proportion of renewable energy power generation in total electricity production has exceeded 30%and continues to rise,even the ratio is higher in China.Multi-terminal high-voltage direct-current(MT-HVDC)transmission systems have advantages of integration of distributed renewable energy sources,dynamic grid interconnections,and reliable islanding operation capabilities,being critical for next-generation power grid.Current limiting technologies are pivotal in maintaining grid safety and stability,especially for HVDC systems without natural zero-crossing point in fault currents.In this perspective,a superconducting fault current limiter(SFCL)with combination of resistance and inductance is necessary and more effective solution in protecting MT-HVDC transmission systems.
基金supported by the National Natural Science Foundation of China(52073120).
文摘To effectively treat pollution and overcome the lack of selectivity of TiO_(2)-based photocatalysts,a 1D structure and molecular imprinting technology have been combined to produce TiO_(2)/SiO_(2) hybrid fibers by a simple electrospinning method by directly adding templates into the precursor solution.In our design,TBOT acts as a titanium source and a functional monomer to combine with RhB and generate specific recognition sites,and SiO_(2) plays a role in inhibiting phase transition.The calcination process can not only remove the template and form an imprinting cavity but also enhance the crystallinity of photoca-talysts.The inorganic framework also overcomes the shortcomings of the instability of traditional organic molecularly imprinted layers.In contrast to a nonimprinted sample,imprinted fibers exhibit higher adsorp-tion capacity and selectivity,attributed to the specific combination through hydrogen bonds and space matching effect.The photocatalytic efficiency of the imprinted sample reached 100%within only 15 min,showing excellent photocatalytic performance and high selectivity.This work not only provides a novel,simple method to fabricate TiO_(2) fiber photocatalysts with high selectivity for the first time but also offers new strategies for the effective and selective treatment of pollutants in wastewater.
