Energy Storage for 1500 V Photovoltaic Systems: A Comparative Reliability Analysis of DC- and AC-Coupling

Autor: Jinkui He, Yongheng Yang, Dmitri Vinnikov

Publikováno v: Energies, Vol 13, Iss 13, p 3355 (2020)

There is an increasing demand in integrating energy storage with photovoltaic (PV) systems to provide more smoothed power and enhance the grid-friendliness of solar PV systems. To integrate battery energy storage systems (BESS) to an utility-scale 15

Externí odkaz: https://doaj.org/article/9f6f02ce52e445a9b3dd211222e9dfea

Efficacy and Safety of Transurethral Columnar Balloon Dilation of the Prostate for the Treatment of Benign Prostatic Hyperplasia: A Multicenter Trial

Autor: Guoyun Zhou, Jinkui He, Guangyi Huang, Ligang Ren, Wensong Zhuge, Wei Wang

Publikováno v: Computational and Mathematical Methods in Medicine. 2022:1-7

Objective. To observe the efficacy and safety of transurethral columnar balloon dilation of the prostate (TUCBDP) for benign prostatic hyperplasia (BPH) in a multicenter trial. Method. This multicenter study included 2050 patients with BPH who underw

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5f7355fef63ef86143e996bca2a6c662
https://doi.org/10.1155/2022/7881247

Establishment of nonlinear network security situational awareness model based on random forest under the background of big data

Autor: Jinkui He, Weibin Su

Publikováno v: Nonlinear Engineering. 12

In order to explore the establishment of a nonlinear network security situational awareness model based on random forest in the context of big data, a multi-level network security knowledge system evaluation model based on random forest is proposed.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2087b54d3fa456da32418dda06cad54a
https://doi.org/10.1515/nleng-2022-0265

Discontinuous Modulation for Improved Thermal Balance of Three-Level 1500-V Photovoltaic Inverters under Low-Voltage Ride-Through

Autor: Yongheng Yang, Jinkui He, Yunwei Ryan Li, Zhongyi Quan, Ariya Sangwongwanich, Francesco Iannuzzo

Publikováno v: He, J, Sangwongwanich, A, Yang, Y, Quan, Z, Li, Y & Iannuzzo, F 2021, Discontinuous Modulation for Improved Thermal Balance of Three-Level 1500-V Photovoltaic Inverters under Low-Voltage Ride-Through . in 2021 IEEE Energy Conversion Congress and Exposition (ECCE) . IEEE Energy Conversion Congress and Exposition, pp. 103-108, 2021 IEEE Energy Conversion Congress and Exposition (ECCE), 10/10/2021 . https://doi.org/10.1109/ECCE47101.2021.9595130

This paper investigates the thermal behavior of a 90-kW/1500-V, three-level, neutral-point-clamped (3L-NPC), single-stage PV inverter during low-voltage ride-through (LVRT) operation. To improve thermal performance during LVRT operation, a modified d

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bd70e0c9225236aedc37fb5895a1f115
https://doi.org/10.1109/ecce47101.2021.9595130

Performance Comparison of PV Inverter Systems Considering System Voltage Ratings and Installation Sites

Autor: Yongheng Yang, Francesco Iannuzzo, Jinkui He, Ariya Sangwongwanich

Publikováno v: He, J, Sangwongwanich, A, Yang, Y & Iannuzzo, F 2021, Performance Comparison of PV Inverter Systems Considering System Voltage Ratings and Installation Sites . in 2021 IEEE Applied Power Electronics Conference and Exposition (APEC) . IEEE Press, IEEE Applied Power Electronics Conference and Exposition (APEC), pp. 2620-2625, 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), 14/06/2021 . https://doi.org/10.1109/APEC42165.2021.9487456

Currently, string photovoltaic (PV) inverters with wide DC and AC operating voltage ranges are available on the market, which can be employed for interfacing either 1000-V or 1500-V PV strings with different AC grid voltage levels (e.g., 400 V or 690

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4cd8cfb5eb3b6202bd1b761d4b730e2c
https://vbn.aau.dk/da/publications/ddea2c07-2c35-43cc-8de0-71a030636e85