The Novel Current Control for Virtual Synchronous Generator (Articles)

Atsushi Umemura, Rion Takahashi, Junji Tamura

Journal of Power and Energy Engineering Vol.8 No.2，February 28, 2020

DOI: 10.4236/jpee.2020.82004   251 Downloads  447 Views  Citations

Stability Enhancement of Small-Scale Power Grid with Renewable Power Sources by Variable Speed Diesel Power Plant* (Articles)

Rion Takahashi, Atsushi Umemura, Junji Tamura

Journal of Power and Energy Engineering Vol.8 No.3，March 25, 2020

DOI: 10.4236/jpee.2020.83001   224 Downloads  390 Views  Citations

Enhancement in Thermal Stability of Polyoxymethylene (POM)-Based Biopolymer Blend Materials (Articles)

Jitlada Boonlertsamut, Supaphorn Thumsorn, Toshikazu Umemura, Hiroyuki Hamada, Atsushi Sakuma

Journal of Materials Science and Chemical Engineering Vol.7 No.7，July 23, 2019

DOI: 10.4236/msce.2019.77008   407 Downloads  712 Views  Citations

Frequency Control of Power System with Renewable Power Sources by HVDC Interconnection Line and Battery Considering Energy Balancing (Articles)

Shoyu Onuka, Atsushi Umemura, Rion Takahashi, Junji Tamura, Atsushi Sakahara, Ryosuke Nakamoto, Fumihito Tosaka

Journal of Power and Energy Engineering Vol.8 No.4，April 21, 2020

DOI: 10.4236/jpee.2020.84002   264 Downloads  505 Views  Citations

Factors affecting early decline of executive function after subthalamic nucleus stimulation in Parkinson’s disease (Articles)

Atsushi Umemura, Yuichi Oka, Rika Tsuboi, Sonoko Fujii, Yoko Shimizu, Kenji Okita, Noriyuki Matsukawa, Kazuo Yamada

Advances in Parkinson's Disease Vol.2 No.3，July 19, 2013

DOI: 10.4236/apd.2013.23015   3,253 Downloads  5,509 Views  Citations

Five-Year Outcomes of Bilateral Subthalamic Nucleus Stimulation in Japanese Patients with Parkinson’s Disease (Articles)

Atsushi Umemura, Miwako Miyata, Yuichi Oka, Kenji Okita, Genko Oyama, Yasushi Shimo, Nobutaka Hattori

Advances in Parkinson's Disease Vol.4 No.2，April 10, 2015

DOI: 10.4236/apd.2015.42004   3,543 Downloads  4,562 Views  Citations

Frequency Control of Power System with Solar and Wind Power Stations by Using Frequency Band Control and Deadband Control of HVDC Interconnection Line (Articles)

Kimiko Tada, Takamasa Sato, Atsushi Umemura, Rion Takahashi, Junji Tamura, Yoshiharu Matsumura, Tsukasa Taguchi, Akira Yamada

Journal of Power and Energy Engineering Vol.6 No.9，September 25, 2018

DOI: 10.4236/jpee.2018.69007   516 Downloads  852 Views  Citations

Stabilization of Wind Farm by Using PMSG Based Wind Generator Taking Grid Codes into Consideration (Articles)

Md. Rifat Hazari, Mohammad Abdul Mannan, Atsushi Umemura, Rion Takahashi, Junji Tamura

Journal of Power and Energy Engineering Vol.6 No.11，November 26, 2018

DOI: 10.4236/jpee.2018.611004   666 Downloads  1,135 Views  Citations

Mechanism of the Large Surface Deformation Caused by Rayleigh-Taylor Instability at Large Atwood Number (Articles)

Yikai Li, Akira Umemura

Journal of Applied Mathematics and Physics Vol.2 No.10，September 30, 2014

DOI: 10.4236/jamp.2014.210110   2,584 Downloads  3,117 Views  Citations

A Study of Discrete-Time Optimum Current Controller for the Virtual Synchronous Generator under Constraints (Articles)

Atushi Umemura, Rion Takahashi, Junji Tamura

Smart Grid and Renewable Energy Vol.11 No.1，January 27, 2020

DOI: 10.4236/sgre.2020.111001   188 Downloads  345 Views  Citations

Economic Growth with Asset Bubbles in a Small Open Economy (Articles)

Atsushi Motohashi

Theoretical Economics Letters Vol.6 No.5，September 20, 2016

DOI: 10.4236/tel.2016.65097   1,372 Downloads  2,046 Views  Citations
This article belongs to the Special Issue on Macroeconomics

Eating disorders, body image, and dichotomous thinking among Japanese and Russian college women (Articles)

Atsushi Oshio, Tatiana Meshkova

Health Vol.4 No.7，July 20, 2012

DOI: 10.4236/health.2012.47062   7,802 Downloads  12,479 Views  Citations

Thermal Energy Collection Forecasting Based on Soft Computing Techniques for Solar Heat Energy Utilization System (Articles)

Atsushi Yona, Tomonobu Senjyu

Smart Grid and Renewable Energy Vol.3 No.3，August 31, 2012

DOI: 10.4236/sgre.2012.33030   4,542 Downloads  6,884 Views  Citations

Trends in age distribution of participants in a self-covered and a public expense-covered health check-up programs in Japan (Articles)

Maki Ogawa, Atsushi Imai

Health Vol.4 No.9，September 28, 2012

DOI: 10.4236/health.2012.49088   4,624 Downloads  6,452 Views  Citations

Effectiveness of Child Care Policies in an Economy with Child Care Services (Articles)

Masaya Yasuoka, Atsushi Miyake

Modern Economy Vol.3 No.5，September 29, 2012

DOI: 10.4236/me.2012.35085   4,820 Downloads  6,909 Views  Citations

Relief of hot flashes with escitalopram in non-depressed menopausal women in Japan: Results of a retrospective analysis (Articles)

Chikako Mori, Atsushi Imai

Health Vol.4 No.10，November 1, 2012

DOI: 10.4236/health.2012.410136   4,833 Downloads  6,390 Views  Citations

Fabrication of Binary Diffractive Lenses and the Application to LED Lighting for Controlling Luminosity Distribution (Articles)

Atsushi Motogaito, Kazumasa Hiramatsu

Optics and Photonics Journal Vol.3 No.1，March 25, 2013

DOI: 10.4236/opj.2013.31011   5,285 Downloads  8,762 Views  Citations

Grand potential formalism of interfacial thermodynamics for critical nucleus (Articles)

Atsushi Mori, Yoshihisa Suzuki

Natural Science Vol.5 No.5，May 29, 2013

DOI: 10.4236/ns.2013.55078   4,162 Downloads  6,234 Views  Citations

Optimization Scheme Based on Differential Equation Model for Animal Swarming (Articles)

Takeshi Uchitane, Atsushi Yagi

Open Journal of Optimization Vol.2 No.2，June 18, 2013

DOI: 10.4236/ojop.2013.22007   4,593 Downloads  8,356 Views  Citations

Analysis of “care” and “justice” involved in moral reasoning of nurse based on the Gilligan theory: A literature review using the Gilligan’s protocol (Review)

Kayoko Tsunematsu, Atsushi Asai

Open Journal of Nursing Vol.4 No.2，February 8, 2014

DOI: 10.4236/ojn.2014.42014   5,834 Downloads  8,903 Views  Citations