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Back-contact configuration energizes perovskite photovoltaic modules

Nano Research Energy 2024年第2期3卷 7-11页

作者： Xiaoyu Yang Yongguang Tu Fengjun Ye Zheng Bao State Key Laboratory for Artificial Microstructure and Mesoscopic Physics School of PhysicsPeking UniversityBeijing 100871China Frontiers Science Center for Flexible Electronics(FSCFE) Xi’an Institute of Flexible Electronics(IFE)&Xi’an Institute of Biomedical Materials and Engineering(IBME)Northwestern Polytechnical University Xi’anShaanxi 710072China Beijing Solarverse Optoelectronic Technology Co. Ltd.Beijing 100176China

In this viewpoint,recent hot topics in the photovoltaic community,interdigitated back contact(IBC)cells,are systematically reviewed from the view of device *** categories of IBC designs on the most popular perovskite solar cells(PSCs)were discussed,and a planar back-contact perovskite module was first *** device configuration,fabrication methods,working mechanism,optimization strategies,and future development directions of this novel PSC module were put forward to show its superiorities in the module performance,processing difficulty,and extensible functionality among present perovskite modules,presenting promising potential to improve the competitiveness of perovskite technology in the photovoltaic market.

关键词： perovskite solar cell back-contact photovoltaic technology device configuration

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Advances in flexible lithium metal batteries

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Science China Materials 2022年第8期65卷 2035-2059页

作者： Yongya Zhang Lilan Yi Jinping Zhang Xin Wang Xincheng Hu Wei Wei Hua Wang School of Chemistry and Chemical Engineering Henan Engineering Center of New Energy Battery MaterialsShangqiu Normal UniversityShangqiu 476000China School of Chemistry Beijing Advanced Innovation Center for Biomedical EngineeringBeihang UniversityBeijing 100191China School of Petrochemical Engineering Liaoning Petrochemical UniversityFushun 113001China

Flexible energy storage devices are becoming indispensable new elements of wearable electronics to improve our living *** the main energy storage devices,lithium-ion batteries(LIBs)are gradually approaching their theoretical limit in terms of energy *** recent years,lithium metal batteries(LMBs)with metallic Li as the anode are revived due to the extremely high energy density,and are considered to be one of the ideal alternatives for the next generation of flexible power *** this review,key technologies and scientific problems to be overcome for flexible LMBs are ***,the recent advances in flexible LMBs,including the design of flexible Li metal anodes,electrolytes,cathodes and interlayers,are *** addition,we have summed up the research progress of flexible device configurations,and emphasized the importance of flexibility evaluation and functionality integration to ensure the wearing safety in complex ***,the challenges and future development of flexible LMBs are summarized and prospected.

关键词： flexible lithium metal batteries high energy density flexibility evaluation lithium dendrites device configuration

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The Practice of No.4 Sintering Machine Putting into Production in Baosteel

The Practice of No.4 Sintering Machine Putting into Producti...

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“第十届中国钢铁年会”暨“第六届宝钢学术年会”

作者： Ma Luowen Wang Xuming Wu Wangping Ironmaking Plant Baoshan Iron ＆ Steel Co. Ltd.

In order to meet the blast furnace’s need of the sinter and protect the environment in shanghai,Baosteel newly built the No.4 sintering machine that had an area of 600 square *** new sintering machine follows the principle of"advanced technology,mature process,reasonable economy"in technological process and equipment ***’s built and put into operation that will ease the bottle-neck problem of energy saving and environmental protection in sintering process,but also make the material structure of blast furnace tend to be *** the No.4 sintering machine put into production the original sintering machine will be gradually ***.4 sintering machine in Baosteel adopted advanced,mature,stable and reliable technological *** equipment and automatic control of sintering process have achieved domestic first-class level and international advanced level contrast to the similar *** the aspect of energy-saving,it integrated with the mainstream and independent R＆D equipment technology which can meet the"iron and steel industry clean production standards（sintering）"*** the aspect of environmental protection,the use of efficient 4 electric field of electric dust catcher in the head of sintering machine and the the bag pulse dust collector in tail which can meet the stringent environmental protection requirements about dust *** the aspect of flue gas treatment,using semi-dry desulfurization process which operated and maintained more economically and also set aside the denitration *** the aspect of raw material adaptability,the uses of three section of mixer include a strong mixing machine which greatly enhanced the adaptability of raw *** No.4 sintering machine will improve the competitiveness of Baosteel sintering unit and achieve the target of cleaner,low consumption,low cost and high efficiency iron making.

关键词： snitering machine energy saving environmental protection device configuration

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