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Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Dr. JeFreda R. Brown is a financial consultant, Certified Financial Education ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Vikki Velasquez is a researcher and writer ...

Abstract: Virtual synchronous generator (VSG) control is widely applied in grid-interactive inverters due to its similarity to synchronous generators. The VSG frequency variation is delayed by the ...

Abstract: In recent years, the widespread adoption of phase-locked loop type grid-connected converters has presented new challenges for transient stability and small-signal stability analysis of power ...

Multivariable equations are recommended by primary prevention guidelines to assess absolute risk of cardiovascular disease (CVD). However, current equations have several limitations. Therefore, we ...