http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
The Digital Transformation of Power Grid under the Background of Artificial Intelligence
Li Liu,Zhiqi Li,Sujuan Deng,Yilei Zhao,Yuening Wang 한국정보처리학회 2023 Journal of information processing systems Vol.19 No.3
Artificial intelligence (AI) plays a crucial role in the intelligent development of China’s power system. It is alsoan important part of the digital development of the power grid. The development of AI determines whether thedigital transformation of China’s power system can be successfully implemented. Therefore, this paperdiscusses the digital transformation of the power grid based on AI technologies. The author has established adigital evaluation index system to reflect the development of the power grid in one province. Both qualitativeand quantitative methods have been adopted in the analysis, which delves into the economic effectiveness,quality, and coordination of power grid development in the province in a comprehensive way. Results showthat, to meet the needs of the power grid’s digital transformation, the correlation coefficient between the powergrid’s development and the province’s overall coordination has been increasing in recent years.
Zhiqi Huang,Xingyu Li,Tian Xie,Changjiang Gu,Kan Ni,Qingqing Yin,Xiaolei Cao,Chunhui Zhang 대한암학회 2020 Cancer Research and Treatment Vol.52 No.4
Purpose RIOK1 has been proved to play an important role in cancer cell proliferation and migration in various types of cancers—such as colorectal and gastric cancers. However, the expression of RIOK1 in breast cancer (BC) and the relationship between RIOK1 expression and the development of BC are not well characterized. In this study, we assessed the expression of RIOK1 in BC and evaluated the mechanisms underlying its biological function in this disease context. Materials and Methods We used immunohistochemistry, western blot and quantitative real-time polymerase chain reaction to evaluate the expression of RIOK1 in BC patients. Then, knockdown or overexpression of RIOK1 were used to evaluate the effect on BC cells in vitro and in vivo. Finally, we predicted miR-204-5p could be a potential regulator of RIOK1. Results We found that the expression levels of RIOK1 were significantly higher in hormone receptor (HR)–negative BC patients and was associated with tumor grades (p=0.010) and p53 expression (p=0.008) and survival duration (p=0.011). Kaplan-Meier analysis suggested a tendency for the poor prognosis. In vitro, knockdown of RIOK1 could inhibit proliferation, invasion, and induced apoptosis in HR-negative BC cells and inhibited tumorigenesis in vivo, while overexpression of RIOK1 promoted HR-positive tumor progression. MiR-204-5p could regulate RIOK1 expression and be involved in BC progression. Conclusion These findings indicate that RIOK1 expression could be a biomarker of HR-negative BC, and it may serve as an effective prognostic indicator and promote BC progression.
Li, Lungui,He, Zhiqi,Ma, Zhongguo John,Yao, Lingkan Techno-Press 2013 Structural Engineering and Mechanics, An Int'l Jou Vol.48 No.2
This paper focuses on a development of strut-and-tie model (STM) to predict the capacity of an improved longitudinal joint for decked bulb-tee bridge systems. Nine reinforced concrete beam/slab specimens anchored by spliced headed bars with different details were tested. Test results were evaluated and compared with an anticipation of the validated STM. The proposed STM provides a lower bound of the ultimate capacity of the joint zone. It shows that the lap length of headed bars has a significant effect on structural behaviors of the improved joint. To develop a full strength joint, the range of the lap length can be determined by the strength and compatibility requirement. Design recommendations to spliced headed bars, concrete strength, as well as lacer bars in the joint zone are proposed for developing a full strength joint.
Lungui Li,Zhiqi He,Zhongguo John Ma,Lingkan Yao 국제구조공학회 2013 Structural Engineering and Mechanics, An Int'l Jou Vol.48 No.2
This paper focuses on a development of strut-and-tie model (STM) to predict the capacity of an improved longitudinal joint for decked bulb-tee bridge systems. Nine reinforced concrete beam/slab specimens anchored by spliced headed bars with different details were tested. Test results were evaluated and compared with an anticipation of the validated STM. The proposed STM provides a lower bound of the ultimate capacity of the joint zone. It shows that the lap length of headed bars has a significant effect on structural behaviors of the improved joint. To develop a full strength joint, the range of the lap length can be determined by the strength and compatibility requirement. Design recommendations to spliced headed bars, concrete strength, as well as lacer bars in the joint zone are proposed for developing a full strength joint.
A Wearable Pressure Sensor Based on Ionogel/Textile for Human Motion Monitoring
Yu Dong,Qiujin Li,Zhiqi Zhao,Jixian Gong,Zheng Li,Jianfei Zhang 한국섬유공학회 2022 Fibers and polymers Vol.23 No.8
The growth of flexible sensors has always been challenging since the sensing behavior, mechanic performance andfatigue resistance remain to be improved. In this paper, a wearable pressure sensor with fast response and high sensitivitybased on ionogel/textile is fabricated. The ionogel is a double-network (DN) structure composed of polydimethylacrylamide(PDMAAm) skeleton and silica particles, carrying ionic liquids (ILs), which serves as a piezoresistive device. Byimpregnating and polymerization with the ionogel-prepolymer solution, a conventional cotton knitted fabric is converted intoa conductive and piezoresistive composite. The fabric serves as a ductile supporting matrix for the ionogel, supplementing thepiezoresistive contribution of the brittle silica network. This ionogel/textile composite has a high sensitivity (S=86.90 kPa-1)and durability, continuously outputting stable electric signal during monitoring the motion states of different joints in humanbody. Through the impregnation-polymerization approach, the selected areas toward to the specific joints positions inclothing can be fabricated into piezoresistive devices. The incorporation of textile improves the stress loading and sensingbehavior of the ionogel to work steadily under the sole of the foot for gait monitoring. This ionogel/textile device provides apotential formula of wearable sensors, stepping toward the burgeoning diversified-technologies assisted intelligence system.
Synthesis of Co:MgAl2O4 nano-powders for saturable absorber
Wang Chuanyun,Yang Wei,Wang Zhiqi,Liu Bina,Li Shihua,Lu Taoa,,Li Xueren,Miao Weipeng,Luo Wei 한양대학교 청정에너지연구소 2023 Journal of Ceramic Processing Research Vol.24 No.2
Uniform Co:MgAl2O4 nano-powders for saturable absorber were prepared using inverse-drip co-precipitation method. Effectsof the precipitant and the metal ion solution on the composition and morphology of Co:MgAl2O4 nano-powders were studied. The results show that pure Co:MgAl2O4 nano-powders can be obtained, using the mixed solution of ammonium carbonate andammonia as the precipitant. The specific surface area of the particles reached 36 m2/g and the primary particle size was 39nm according to the SEM images and BET results.