Koichi WATANABE, Megumi MATSUMOTO, Thandar Nwe, Yuji OHYA, Takashi KARASUDANI and Takanori UCHIDA, Power Output Enhancement of Straight-Bladed Vertical-Axis Wind Turbines with Surrounding Structures, Energies 2023, 16(18), 6719. DOI : https://doi.org/10.3390/en16186719
Koichiro SHIBUYA and Takanori UCHIDA, Wake asymmetry of yaw state wind turbines induced by interference with wind towers, Energy, 2023, 128091, ISSN 0360-5442. DOI : https://doi.org/10.1016/j.energy.2023.128091
The Hung Tran, Masato Hijikuro, Masayuki Anyoji, Takanori Uchida, Takuji Nakashima, Keigo Shimizu, Surface flow and aerodynamic drag of Ahmed body with deflectorss, Experimental Thermal and Fluid Science(Elsevier), Volume 145, 2023, 110887,ISSN 0894-1777. DOI : https://doi.org/10.1016/j.expthermflusci.2023.110887
Takanori Uchida, Koichiro Shibuya, Gustavo Richmond-Navarro, Williams R. Calderon-Munoz, A wind tunnel investigation of yawed wind turbine wake impacts on downstream wind turbine performances and wind loads, Wind Engineering(SAGE Journals), February, 2023. DOI : https://doi.org/10.1177/0309524X221150219
2022
Takanori UCHIDA, Teppei TANAKA, Ryuta SHIZUI, Hiroto ICHIKAWA, Ryo TAKAYAMA, Kazuomi YAHAGI, Ryoya OKUBO, GPU Simulation of Wake Effects at the Horns Rev 1 Offshore Wind Farm using the CFD Porous Disk Wake Model, Wind Engineering, 2022; 47(2): 408-421. DOI : https://doi.org/10.1177/0309524X221132003
Tran The Hung, Masato HIJIKURO, Masayuki ANYOJI, Takanori UCHIDA, Takuji NAKASHIMA, Keigo SHIMUZU, Effect of a short, bio-mimetic control device on aerodynamic drag of Ahmed body, Fluid Engineering, pp.1-42 (FE-22-1422), 2022. DOI : https://doi.org/10.1115/1.4056341
Tran The Hung, Masato HIJIKURO, Masayuki ANYOJI, Takanori UCHIDA, Takuji NAKASHIMA, Keigo SHIMUZU, Deflector effect on flow behavior and drag of an Ahmed body under crosswind conditions, Journal of Wind Engineering and Industrial Aerodynamics, Volume 231, 2022, 105238. DOI : https://doi.org/10.1016/j.jweia.2022.105238
Takanori UCHIDA, Susumu TAKAKUWA, Keiichiro WATANABE, Seiya HASEGAWA, Yoshitaka BABA, Reo MURAKAMI, Masahide YAMAZAKI, and Kunihiko HIDAKA, Numerical visualization of wind turbine wakes using passive scalar advection-diffusion equation and its application for wake management, Wind Engineering, 2022; 46(6): 1870-1887. DOI : https://doi.org/10.1177/0309524X221113011
Susumu TAKAKUWA and Takanori UCHIDA, Improvement of Airflow Simulation by Refining the Inflow Wind Direction and Applying Atmospheric Stability for Onshore and Offshore Wind Farms Affected by Topography, Energies, 15, 5050, 2022. DOI : https://doi.org/10.3390/en15145050
Takanori UCHIDA and Yves GAGNON, Effects of continuously changing inlet wind direction on near-to-far wake characteristics behind wind turbines over flat terrain, Journal of Wind Engineering & Industrial Aerodynamics, Volume 220, 2022, 104869. DOI : https://doi.org/10.1016/j.jweia.2021.104869
Gustavo Richmond-Navarro, Takanori Uchida, Williams R. Calderon-Munoz, Shrouded Wind Turbine Performance in Yawed Turbulent Flow Conditions, Wind Engineering, August 2021, 2021.08. DOI : https://doi.org/10.1177/0309524X211036041
Takanori UCHIDA and Ryo ARAYA, Applications of the Atmospheric Transport and Diffusion of LES Modeling to the Spread and Dissipation of COVID-19 Aerosol Particles inside and outside the Japan National Stadium (Tokyo Olympic Stadium), Modelling and Simulation in Engineering, Volume 2021, Article ID 8822548, 2021.06. DOI : https://doi.org/10.1155/2021/8822548
Takanori UCHIDA, Tadasuke YOSHIDA, Masaki INUI and Yoshihiro TANIYAMA, Doppler Lidar Investigations of Wind Turbine Near-Wakes and LES Modeling with New Porous Disc Approach, Energies 2021, 14(8), 2101, 2021.04. DOI : https://doi.org/10.3390/en14082101
Takanori UCHIDA and Kenichiro SUGITANI, Numerical and Experimental Study of Topographic Speed-Up Effects in Complex Terrain, Energies, 13(15), 3896, 2020.07. DOI : https://doi.org/10.3390/en13153896
Takanori UCHIDA, Effects of Inflow Shear on Wake Characteristics of Wind Turbines over Flat Terrain, Energies, 13(14), 3745, 2020.07. DOI : https://doi.org/10.3390/en13143745
Takanori UCHIDA, Yoshihiro TANIYAMA, Yuki FUKATANI, Michiko NAKANO, Zhiren BAI, Tadasuke YOSHIDA and Masaki INUI, A New Wind Turbine CFD Modeling Method Based on a Porous Disk Approach for Practical Wind Farm Design, Energies, 13(12), 3197, 2020.06. DOI : https://doi.org/10.3390/en13123197
Koichi Watanabe, Sho Fukutomi, Yuji Ohya, Takanori Uchida, An Ignored Wind Generates More Electricity: A Solar Updraft Tower to a Wind Solar Tower, International Journal of Photoenergy, Volume 2020, Article ID 4065359, 2020.03. DOI : https://doi.org/10.1155/2020/4065359
Amr M. Halawa, Takanori Uchida, Koichi Watanabe, and Yuji Ohya, Validation Study of Multi-Rotor Systems Using Two Shrouded Wind Turbines, Journal of Physics: Conference Series, Volume 1618, Future Wind, 2020. DOI : https://doi.org/10.1088/1742-6596/1618/3/032017
Takanori UCHIDA and Susumu TAKAKUWA, Numerical Investigation of Stable Stratification Effects on Wind Resource Assessment in Complex Terrain, Energies, 13(24), 6638, 2020. DOI : https://doi.org/10.3390/en13246638
2019
Takanori UCHIDA, Keiji ARAKI, Reproduction of Local Strong Wind Area Induced in the Downstream of Small-scale Terrain by Computational Fluid Dynamic (CFD) Approach, Modelling and Simulation in Engineering, Volume 2019, Article ID 7378315, 12 pages, 2019.12.
Takanori UCHIDA, Numerical Investigation of Terrain-Induced Turbulence in Complex Terrain Using High-Resolution Elevation Data and Surface Roughness Data Constructed with a Drone, Energies, 12(19), 3766, 2019.10.
Takanori UCHIDA, Ryo ARAYA, Practical Applications of the Large-Eddy Simulation Technique for Wind Environment Assessment around New National Stadium, Japan (Tokyo Olympic Stadium), Open Journal of Fluid Dynamics, 9, 4, 2019.10.
Koichi WATANABE, Yuji OHYA, Takanori UCHIDA, Power Output Enhancement of a Ducted Wind Turbine by Stabilizing Vortices around the Duct, Energies, 12(16), 3171, 2019.08.
Takanori UCHIDA, Numerical Prediction of Strong Wind Induced by Topographic Effect, Open Journal of Fluid Dynamics, 9, 3, 2019.08.
Takanori Uchida, Susumu Takakuwa, A Large-Eddy Simulation-Based Assessment of the Risk of Wind Turbine Failures Due to Terrain -Induced Turbulence over a Wind Farim inComplex Terrain, Energies, 19pages, 2019.05.
Ohya Yuji, Watanabe Koichi、A New Approach Toward Power Output Enhancement Using Multirotor Systems With Shrouded Wind Turbines, Journal of Energy Resources Technology, 10.1115/1.4042235, 141(5): 051203 (10 pages), 2019.05.
Koichi Watanabe, Yuji Ohya, Multirotor Systems Using Three Shrouded Wind Turbines for Power Output Increase, Journal of Energy Resources Technology, 10.1115/1.4042971, 141(5): 051211 (8 pages), 2019.05.
Kenji Ono, Takanori Uchida, High-Performance Parallel Simulation of Airflow for Complex Terrain Surface, Modelling and Simulation in Engineering, 2019, 2019.02.
Takanori Uchida, Kenji Araki, Reproduction of Local Strong Wind Area Induced in the Downstream of Small‐scale Terrain by Computational Fluid Dynamic (CFD) Approach, Modelling and Simulation in Engineering, 15pages, 2019.01.
2018
Takanori Uchida, Large-Eddy Simulation of Airflow over a Steep,Three-Dimensional Isolated Hill with Multi-GPUs Computing, Open Journal of Fluid Dynamics, 8, 4, pp.416-434, 2018.11.
Takanori Uchida, Numerical Investigation of Terrain-induced Turbulence in Complex Terrain by Large-eddy Simulation (LES) Technique, Energies, 11(10), 2638, 2018.10.
Takanori UCHIDA, Graham Li, Comparison of RANS and LES in the Prediction of Airflow Field over Steep Complex Terrain, Open Journal of Fluid Dynamics, 8, pp.286-307, 2018.09.
Takanori Uchida, Computational Investigation of the Causes of Wind Turbine Blade Damage at Japan's Wind Farm in Complex Terrain, Journal of Flow Control, Measurement & Visualization, 6, 3, pp.152-167, 2018.07.
Takanori Uchida, Designed Wind Speed Evaluation Technique in Wind Turbine Installation Point by Using the Meteorological Model and CFD Model, Journal of Flow Control, Measurement & Visualization, 6, 03(2018), 2018.07.
Takanori Uchida, LES Investigation of Terrain-Induced Turbulence in Complex Terrain and Economic Effects of Wind Turbine Control, Energies, 11(6), 1530, 2018.06.
Takanori Uchida, Computational Fluid Dynamics Approach to Predict the Actual Wind Speed over Complex Terrain, Energies, 11(7), 1694, 2018.06.
Takanori Uchida, Computational Fluid Dynamics (CFD) Investigation of Wind Turbine Nacelle Separation Accident over Complex Terrain in Japan, Energies, 11(6), 1485, 2018.06.
Takanori UCHIDA, A New Proposal for Vertical Extrapolation of Offshore Wind Speed and an Assessment of Offshore Wind Energy Potential for the Hibikinada Area, Kitakyushu, Japan, Energy and Power Engineering, 10, 4, 2018.04.
Takanori UCHIDA, Large-Eddy Simulation and Wind Tunnel Experiment of Airflow over Bolund Hill, Open Journal of Fluid Dynamics, 8, pp.30-43, 2018.03.
Yasushi KAWASHIMA, Takanori UCHIDA, Effects of Terrain-Induced Turbulence on Wind Turbine Blade Fatigue Loads, Energy and Power Engineering, 9, pp.843-857, 2017.12.
Takanori UCHIDA, Three-Dimensional Numerical Simulation of Stably Stratified Flows over a Two-Dimensional Hill, Open Journal of Fluid Dynamics, 7, pp.579-595, 2017.12.
Takanori UCHIDA, High-Resolution LES of Terrain-Induced Turbulence around Wind Turbine Generators, by Using Turbulent Inflow Boundary Conditions, Open Journal of Fluid Dynamics, 7, pp.511-524, 2017.12.
Takanori UCHIDA, CFD Prediction of the Airflow at a Large-Scale Wind Farm above a Steep, Three-Dimensional Escarpment, Energy and Power Engineering, 9, pp.829-842, 2017.12.
Takanori UCHIDA, High-Resolution Micro-Siting Technique for Large Scale Wind Farm Outside of Japan Using LES Turbulence Model, Energy and Power Engineering, 9, pp.802-813, 2017.12.
Koichi Watanabe, Yuji Ohya, Takanori Uchida, Tomoyuki Nagai, Numerical Prediction and Field Verification Test of Wind-Power Generation Potential in Nearshore Area Using a Moored Floating Platform, Journal of Flow Control, Measurement & Visualization, 5, 2, 2017.04.
Yuji Ohya, Jumpei Miyazaki, Uli Goeltenbott, Koichi Watanabe, Power Augmentation of Shrouded Wind Turbines in a Multi-Rotor System, The American Society of Mechanical Engineers, Journal of Energy Resources Technology, Vol.139, Issue5, pp.51202, 2017.02.
Yuji Ohya, Takashi Karasudani, Tomoyuki Nagai, Koichi Watanabe, Wind Lens Technology and Its Application to Wind and Water Turbine and Beyond, Journal of Renewable Energy and Environmental Sustainability, Vol.2, pp.2, 2017.01.
2016
Yuji Ohya, Masaki Wataka, Koichi Watanabe, Takanori Uchida, Laboratory experiment and numerical analysis of a new type of solar tower efficiently generating a thermal updraft, energies, 9, 12, 2016.12.
Shigeo Yoshida, Uli Goeltenbott, Yuji Ohya, Peter Jamieson, Coherence Effects on the Power and Tower Loads of a 7 × 2 MW Multi-Rotor Wind Turbine System, Energies, 10.3390/en9090742, 9(9), 742, 2016.09.
Uli Goeltenbott, Yuji Ohya, Shigeo Yoshida, Peter Jamieson, Flow interaction of diffuser augmented wind turbines, Journal of Physics: Conference Series [online journal], 753, 2, 2016.09.
Takanori Uchida, Reproducibility of Complex Turbulent Flow Using Commercially-Available CFD Software ―Report 1: For the Case of a Three-Dimensional Isolated-Hill With Steep Slopes―, Reports of Research Institute for Applied Mechanics, Kyushu University, 150, pp.47-59, 2016.03.
Takanori Uchida, Reproducibility of Complex Turbulent Flow Using Commercially-Available CFD Software ―Report 2: For the Case of a Two-Dimensional Ridge With Steep Slopes―, Reports of Research Institute for Applied Mechanics, Kyushu University, 150, pp.67-70, 2016.03.
Takanori Uchida, Reproducibility of Complex Turbulent Flow Using Commercially-Available CFD Software ―Report 3: For the Case of a Three-dimensional Cube―, Reports of Research Institute for Applied Mechanics, Kyushu University, 150, pp.71-83, 2016.03.
Shinsuke Okada, Takanori Uchida, Takashi Karasudani, Yuji Ohya, Improvement in Solar Chimney Power Generation by Using a Diffuser Tower, Journal of Solar Energy Engineering, Transactions of the ASME, 138, 1, 2016.02.