Jaehyung Roh

Learn More
—Renewable energy resources such as wind and solar are an important component of a microgrid. However, the inherent intermittency and variability of such resources complicates micro-battery banks) are being integrated into the microgrid operation. To address the operational challenges associated with these technologies and energy resources, this paper(More)
BACKGROUND AND OBJECTIVES Atrial fibrillation (AF) occurs frequently after successful radiofrequency ablation (RFA) of cavotricuspid isthmus-dependent atrial flutter (CTI-AFL). Renal impairment has been implicated in the development of AF. The purpose of this study is to clarify the impact of impaired renal function on the incidence of AF after RFA of(More)
Because it remains uncertain whether β-blockers (BBs) and/or renin-angiotensin system inhibitors benefit a broad population of acute myocardial infarction (AMI) patients, we sought to evaluate the effectiveness of these drugs in improving survival for post-AMI patients who underwent a percutaneous coronary intervention (PCI).From the nationwide data of the(More)
  • Man-Guen Park, Seong-Bin Cho, Koo-Hyung Chung, Kyeong-Seob Moon, Jae-Hyung Roh
  • 2014
– Many countries are increasing their investments in smart grid technology to enhance energy efficiency, address climate change, and trigger a green energy revolution. In addition to these goals, Korea also seeks to promote national competitiveness, prepare for the growth of the renewable energy industry, and export industrialization through its strategic(More)
  • 1