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Research Output 1997 2019

2019
1 Citation (Scopus)
Open Access
Wind Turbine
Large Eddy Simulation
Large eddy simulation
Wind turbines
Farms
1 Citation (Scopus)
Open Access
Mesh generation
Parallel Simulation
Meshing
High Performance
Domain decomposition methods

New assessment scales for evaluating the degree of risk of wind turbine blade damage caused by terrain-induced turbulence

Uchida, T. & Kawashima, Y., Jan 1 2019, In : Energies. 12, 13, 2624.

Research output: Contribution to journalArticle

Open Access
Turbine Blade
Wind Turbine
Wind turbines
Turbomachine blades
Turbulence

Power output enhancement of a ducted wind turbine by stabilizing vortices around the duct

Watanabe, K., Ohya, Y. & Uchida, T., Aug 18 2019, In : Energies. 12, 16, en12163171.

Research output: Contribution to journalArticle

Open Access
Plates (structural components)
Wind Power
Wind Tunnel
Wind Turbine
Thermoelectric power
2018
6 Citations (Scopus)
Wind Turbine
Computational Fluid Dynamics
Accidents
Japan
Wind turbines
3 Citations (Scopus)

Computational fluid dynamics approach to predict the actualwind speed over complex terrain

Uchida, T., Jan 1 2018, In : Energies. 11, 7, 1694.

Research output: Contribution to journalArticle

Wind Speed
Computational Fluid Dynamics
Computational fluid dynamics
Predict
Time series

High-Throughput Parallel Simulation of Airflow for Detailed Land Configuration

Ono, K. & Uchida, T., Oct 17 2018, the 12th Asian Computational Fluid Dynamics Conference (ACFD).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

8 Citations (Scopus)
Economic and social effects
Wind Turbine
Large Eddy Simulation
Large eddy simulation
Wind turbines
5 Citations (Scopus)
Large Eddy Simulation
Large eddy simulation
Numerical Investigation
Turbulence
Wind Turbine
Open Access
2016
Solar chimneys
Solar energy
Towers
Power generation
4 Citations (Scopus)

Laboratory experiment and numerical analysis of a new type of solar tower efficiently generating a thermal updraft

Ohya, Y., Wataka, M., Watanabe, K. & Uchida, T., Dec 1 2016, In : Energies. 9, 12, 1077.

Research output: Contribution to journalArticle

Diffuser
Towers
Numerical analysis
Numerical Analysis
Experiment

The university of Tokyo atacama observatory 6.5m telescope: Enclosure design and wind analysis

Konishi, M., Sako, S., Uchida, T., Araya, R., Kim, K., Yoshii, Y., Doi, M., Kohno, K., Miyata, T., Motohara, K., Tanaka, M., Minezaki, T., Morokuma, T., Tamura, Y., Tanabé, T., Kato, N., Kamizuka, T., Takahashi, H., Aoki, T., Soyano, T. & 1 others, Tarusawaf, K., Jan 1 2016, Ground-Based and Airborne Telescopes VI. Marshall, H. K., Hall, H. J. & Gilmozzi, R. (eds.). SPIE, 99062M. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 9906).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

design analysis
Enclosure
Observatories
enclosure
Observatory
2015

Airflow evaluation of wind farm site over complex terrain using LES turbulence model

Ohto, H., Uchida, T., Taniyama, Y. & Osako, T., Jan 1 2015.

Research output: Contribution to conferencePaper

Turbulence models
Farms
Computational fluid dynamics
Turbulence
Wind tunnels
3 Citations (Scopus)

Effects of components of the leaf area distribution on drag relations for Cryptomeria japonica and Chamaecyparis obtusa

Kitagawa, K., Iwama, S., Fukui, S., Sunaoka, Y., Yazawa, H., Usami, A., Naramoto, M., Uchida, T., Saito, S. & Mizunaga, H., May 1 2015, In : European Journal of Forest Research. 134, 3, p. 403-414 12 p.

Research output: Contribution to journalArticle

Chamaecyparis obtusa
Cryptomeria japonica
drag coefficient
leaf area
tree crown
15 Citations (Scopus)

Improvement in solar chimney power generation by using a diffuser tower

Okada, S., Uchida, T., Karasudani, T. & Ohya, Y., Jan 1 2015, In : Journal of Solar Energy Engineering, Transactions of the ASME. 137, 3, 031009.

Research output: Contribution to journalArticle

Solar chimneys
Towers
Power generation
Wind turbines
Solar power generation
1 Citation (Scopus)

Improvement of power generation of the wind solar tower

Wataka, M., Ohya, Y., Karasudani, T. & Uchida, T., Jan 1 2015, ICOPE 2015 - International Conference on Power Engineering. Japan Society of Mechanical Engineers

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Solar wind
Towers
Power generation
Solar radiation
Roofs
5 Citations (Scopus)

Micro-siting of wind turbine in complex terrain: Simplified fatigue life prediction of main bearing in direct drive wind turbines

Watanabe, F. & Uchida, T., Jan 1 2015, In : Wind Engineering. 39, 4, p. 349-368 20 p.

Research output: Contribution to journalArticle

Bearings (structural)
Wind turbines
Turbines
Fatigue of materials
Accidents

Wind resource evaluation for optimizing wind turbine placement on complex terrain

Tanaka, S., Taniyama, Y., Inomata, A., Hashiba, Y. & Uchida, T., Jan 1 2015.

Research output: Contribution to conferencePaper

Wind turbines
Computational fluid dynamics
Farms
Turbulence models
2013
4 Citations (Scopus)

Analysis of wind damage caused by multiple tropical storm events in Japanese Cryptomeria japonica forests

Kamimura, K., Saito, S., Kinoshita, H., Kitagawa, K., Uchida, T. & Mizunaga, H., Oct 1 2013, In : Forestry. 86, 4, p. 411-420 10 p.

Research output: Contribution to journalArticle

Cryptomeria japonica
damage
site index
wind speed
wind velocity
2012
16 Citations (Scopus)

Behavior of the blade tip vortices of a wind turbine equipped with a brimmed-diffuser shroud

Takahashi, S., Hata, Y., Ohya, Y., Karasudani, T. & Uchida, T., Jan 1 2012, In : Energies. 5, 12, p. 5229-5242 14 p.

Research output: Contribution to journalArticle

Diffuser
Wind Turbine
Blade
Wind turbines
Turbomachine blades
18 Citations (Scopus)

Numerical studies of flow around a wind turbine equipped with a flanged-diffuser shroud using an actuator-disk model

Ohya, Y., Uchida, T., Karasudani, T., Hasegawa, M. & Kume, H., Aug 1 2012, In : Wind Engineering. 36, 4, p. 455-472 18 p.

Research output: Contribution to journalArticle

Actuator disks
Wind turbines
Unsteady flow
Direct numerical simulation
Finite difference method
2011
Wind Turbine
Turbogenerators
Wake
Wind turbines
Generator
8 Citations (Scopus)
Wind Speed
Turbogenerators
Japan
Wind turbines
Mechanics
8 Citations (Scopus)
Wind Turbine
Flow simulation
Flow Simulation
Wind Speed
Turbogenerators
2009

High resolution LES of turbulent airflow over complex terrain

Uchida, T. & Ohya, Y., Dec 1 2009, 7th Asia-Pacific Conference on Wind Engineering, APCWE-VII.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Large eddy simulation
Mechanics
Wind turbines
Turbogenerators
Wind tunnels
10 Citations (Scopus)

Wind-tunnel and numerical simulations of the coastal thermal internal boundary layer

Hara, T., Ohya, Y., Uchida, T. & Ohba, R., Feb 12 2009, In : Boundary-Layer Meteorology. 130, 3, p. 365-381 17 p.

Research output: Contribution to journalArticle

wind tunnel
boundary layer
simulation
turbulence
vertical profile
2008
34 Citations (Scopus)

Intermittent bursting of turbulence in a stable boundary layer with low-level jet

Ohya, Y., Nakamura, R. & Uchida, T., Mar 1 2008, In : Boundary-Layer Meteorology. 126, 3, p. 349-363 15 p.

Research output: Contribution to journalArticle

boundary layer
turbulence
Richardson number
fluid
temperature
9 Citations (Scopus)

Laboratory and numerical studies of the atmospheric stable boundary layers

Ohya, Y. & Uchida, T., Oct 1 2008, In : Journal of Wind Engineering and Industrial Aerodynamics. 96, 10-11, p. 2150-2160 11 p.

Research output: Contribution to journalArticle

Boundary layers
Wind tunnels
Turbulence
Experiments
Flow visualization
52 Citations (Scopus)

Micro-siting technique for wind turbine generators by using large-eddy simulation

Uchida, T. & Ohya, Y., Oct 1 2008, In : Journal of Wind Engineering and Industrial Aerodynamics. 96, 10-11, p. 2121-2138 18 p.

Research output: Contribution to journalArticle

Turbogenerators
Large eddy simulation
Wind turbines
Mechanics
Wind tunnels
2006
6 Citations (Scopus)
datum (elevation)
Turbogenerators
Wind turbines
Farms
Numerical models

Evaluation on wind characteristics around a steep simple terrain in a uniform flow-case of a three-dimensional isolated-hill model-

Uchida, T., Sugitani, K. & Ohya, Y., Apr 1 2006, In : Journal of Wind Engineering. 31, 2, p. 63-74 12 p.

Research output: Contribution to journalArticle

Wind tunnels
Numerical models
Mechanics
Vortex shedding
Flow visualization

Intermittent bursting of turbulence in a stable boundary layer with low-level jet

Ohya, Y., Nakamura, R. & Uchida, T., Dec 1 2006.

Research output: Contribution to conferencePaper

Boundary layers
Turbulence
boundary layer
turbulence
1 Citation (Scopus)

Numerical simulation of strong wind fields around Miyajima during Typhoon Songda in 2004

Maruyama, T., Ishikawa, H., Uchida, T., Kawai, H. & Ohya, Y., Jul 1 2006, In : Journal of Wind Engineering. 31, 3, p. 95-104 10 p.

Research output: Contribution to journalArticle

Computer simulation
Large eddy simulation
Topography
2 Citations (Scopus)

Numerical site calibration on a complex terrain and its application for wind turbine performance measurements

Sanada, T., Fujino, M., Matsushita, D., Uchida, T., Matsumiya, H., Watanabe, M., Hara, Y. & Shirota, M., Dec 1 2006, European Wind Energy Conference and Exhibition 2006, EWEC 2006. p. 1187-1194 8 p. (European Wind Energy Conference and Exhibition 2006, EWEC 2006; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Wind turbines
Calibration
Computational fluid dynamics
Large eddy simulation
Information systems
2004

Evaluation on wind characteristics around a steep simple terrain in a uniform flow-case of a two-dimensional ridge model

Uchida, T., Sugitani, K. & Ohya, Y., Jul 1 2004, In : Journal of Wind Engineering. 29, 3, p. 35-43 9 p.

Research output: Contribution to journalArticle

Wind tunnels
Numerical models
Mechanics
Vortex shedding
Flow visualization
10 Citations (Scopus)

Laboratory and numerical studies of the convective boundary layer capped by a strong inversion

Ohya, Y. & Uchida, T., Aug 1 2004, In : Boundary-Layer Meteorology. 112, 2, p. 223-240 18 p.

Research output: Contribution to journalArticle

convective boundary layer
turbulence
wind tunnel
simulation
inversion layer
2003

Experimental study on wind characteristics around a two-dimension escapement in a uniform flow

Uchida, T., Sugitani, K. & Ohya, Y., Apr 2003, In : Journal of Wind Engineering. 28, 2, p. 233-244 12 p.

Research output: Contribution to journalArticle

Surface roughness
Wire
Flow visualization
Vorticity
Smoke
67 Citations (Scopus)

Large-eddy simulation of turbulent airflow over complex terrain

Uchida, T. & Ohya, Y., Jan 1 2003, In : Journal of Wind Engineering and Industrial Aerodynamics. 91, 1-2, p. 219-229 11 p.

Research output: Contribution to journalArticle

Large eddy simulation
Mechanics
Flow separation
Unsteady flow
Flow fields
23 Citations (Scopus)

Turbulence structure of stable boundary layers with a near-linear temperature profile

Ohya, Y. & Uchida, T., Jul 1 2003, In : Boundary-Layer Meteorology. 108, 1, p. 19-38 20 p.

Research output: Contribution to journalArticle

temperature profile
boundary layer
turbulence
momentum
turbulent boundary layer
2002
17 Citations (Scopus)

Gas diffusion over an isolated hill under neutral, stable and unstable conditions

Ohba, R., Hara, T., Nakamura, S., Ohya, Y. & Uchida, T., Dec 1 2002, In : Atmospheric Environment. 36, 36-37, p. 5697-5707 11 p.

Research output: Contribution to journalArticle

wind tunnel
wind velocity
gas
sea breeze
Richardson number

Numerical simulation on wind fields over complex terrain using nested grids

Uchida, T. & Ohya, Y., Jul 2002, In : Journal of Wind Engineering. 27, 3, p. 135-144 10 p.

Research output: Contribution to journalArticle

Large eddy simulation
Mechanics
Computer simulation
Finite difference method
Topography
2001
4 Citations (Scopus)

Numerical study of stably stratified flows over a two-dimensional hill in a channel of finite depth

Uchida, T. & Ohya, Y., Oct 1 2001, In : Fluid Dynamics Research. 29, 4, p. 227-250 24 p.

Research output: Contribution to journalArticle

stratified flow
Vortex shedding
vortex shedding
Ship model tanks
disturbances
1999
43 Citations (Scopus)

Numerical simulation of atmospheric flow over complex terrain

Uchida, T. & Ohya, Y., Jan 1 1999, In : Journal of Wind Engineering and Industrial Aerodynamics. 81, 1-3, p. 283-293 11 p.

Research output: Contribution to journalConference article

Topography
Poisson equation
Computer simulation
Flow patterns
1997
4 Citations (Scopus)
Buoyancy
Finite difference method
Reynolds number