Abstract: With the increasing proportion of new energy sources, the power system has undergone various changes in terms of sources, grids, loads, and storage, making the dynamic process of system ...

Abstract: This article develops a frequency-domain approach to study the impact of WTG replacing the output of synchronous machine gradually on interarea low-frequency oscillations. Firstly, a Heffron ...

1 Department of Cardiology, Affiliated Hospital of Southwest Jiaotong University, The Third People’s Hospital of Chengdu, Chengdu, Sichuan, China 2 Smidt Heart Institute, Cedars Sinai Medical Center, ...

Background Low-value care (LVC) describes practices that persist in healthcare, despite being ineffective, inefficient or causing harm. Several determinants for the provision of LVC have been ...