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Proceedings Papers

Optimal Capacity Planning of a Brewery’s Energy Supply Plant Using its Simulation Model Based on LabVIEW

Takashi Shiba, Koichi Ito, Ryohei Yokoyama, Shigeru Sakashita
Proc. ASME. IMECE99, Advanced Energy Systems, 497-504, November 14–19, 1999
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1999-0861
https://doi.org/10.1115/IMECE1999-0861
View Paper titled, Optimal Capacity Planning of a Brewery’s Energy Supply Plant Using its Simulation Model Based on LabVIEW
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Topics: Industrial capacity, Simulation models, Economics , Thermal energy storage, Linear programming
Proceedings Papers

Optimal Design of a Gas Turbine Cogeneration Plant by a Hierarchical Optimization Method With Parallel Computing

Ryohei Yokoyama, Yuji Shinano, Yuki Wakayama, Tetsuya Wakui
Proc. ASME. GT2018, Volume 3: Coal, Biomass, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T23A008, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76469
https://doi.org/10.1115/GT2018-76469
View Paper titled, Optimal Design of a Gas Turbine Cogeneration Plant by a Hierarchical Optimization Method With Parallel Computing
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Topics: Cogeneration plants, Design, Gas turbines, Optimization, Computation, Linear programming
Proceedings Papers

Multiobjective Optimal Design of a Gas Turbine Cogeneration Plant by a Revised Hierarchical Optimization Method

Ryohei Yokoyama, Yuji Shinano, Yuki Wakayama, Tetsuya Wakui
Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T23A008, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64296
https://doi.org/10.1115/GT2017-64296
View Paper titled, Multiobjective Optimal Design of a Gas Turbine Cogeneration Plant by a Revised Hierarchical Optimization Method
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Topics: Cogeneration plants, Design, Gas turbines, Optimization, Computation, Linear programming
Proceedings Papers

Evaluation of Performance Robustness of a Gas Turbine Cogeneration Plant Based on a Mixed-Integer Linear Model

Ryohei Yokoyama, Ryo Nakamura, Tetsuya Wakui, Yuji Shinano
Proc. ASME. GT2016, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T20A003, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56217
https://doi.org/10.1115/GT2016-56217
View Paper titled, Evaluation of Performance Robustness of a Gas Turbine Cogeneration Plant Based on a Mixed-Integer Linear Model
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Topics: Cogeneration plants, Gas turbines, Robustness, Design, Uncertainty, Design methodology, Heat, Linear programming, Optimization
Proceedings Papers

Robust Optimal Design of a Gas Turbine Cogeneration Plant Under Uncertain Energy Demands and Costs

Ryohei Yokoyama, Masashi Ohkura, Tetsuya Wakui
Proc. ASME. GT2015, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration, V003T20A005, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42296
https://doi.org/10.1115/GT2015-42296
View Paper titled, Robust Optimal Design of a Gas Turbine Cogeneration Plant Under Uncertain Energy Demands and Costs
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Topics: Cogeneration plants, Design, Gas turbines, Design methodology, Combined heat and power, Robustness, Uncertainty
Proceedings Papers

Effect of Steam Injected Gas Turbines on the Unit Sizing of a Cogeneration Plant

Koichi Ito, Ryohei Yokoyama, Yoshikazu Matsumoto
Proc. ASME. GT1994, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T11A003, June 13–16, 1994
Publisher: American Society of Mechanical Engineers
Paper No: 94-GT-059
https://doi.org/10.1115/94-GT-059
View Paper titled, Effect of Steam Injected Gas Turbines on the Unit Sizing of a Cogeneration Plant
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Topics: Cogeneration plants, Gas turbines, Steam, Cooling, Cycles, Machinery, Optimization, Thermal energy
Proceedings Papers

Optimal Planning of a Super Waste Incineration Cogeneration Plant

Koichi Ito, Ryohei Yokoyama, Makoto Shimoda
Proc. ASME. GT1996, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T11A009, June 10–13, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-GT-384
https://doi.org/10.1115/96-GT-384
View Paper titled, Optimal Planning of a Super Waste Incineration Cogeneration Plant
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Topics: Cogeneration plants, Cycles, Gas turbines, Steam turbines
Proceedings Papers

Optimal Operation of a Gas Turbine Cogeneration Plant in Consideration of Equipment Startup/Shutdown Cost

Ryohei Yokoyama, Koichi Ito
Proc. ASME. GT1997, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T11A003, June 2–5, 1997
Publisher: American Society of Mechanical Engineers
Paper No: 97-GT-173
https://doi.org/10.1115/97-GT-173
View Paper titled, Optimal Operation of a Gas Turbine Cogeneration Plant in Consideration of Equipment Startup/Shutdown Cost
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Topics: Cogeneration plants, Gas turbines, Algorithms, Central heating, Computation, Cooling, Flow (Dynamics), Linear programming
Proceedings Papers

Analysis of Cooperation Between Central Power Utility and Dispersed Cogeneration Systems Through Time-of-Use Pricing

Ryohei Yokoyama, Koichi Ito
Proc. ASME. GT1998, Volume 4: Heat Transfer; Electric Power; Industrial and Cogeneration, V004T11A003, June 2–5, 1998
Publisher: American Society of Mechanical Engineers
Paper No: 98-GT-199
https://doi.org/10.1115/98-GT-199
View Paper titled, Analysis of Cooperation Between Central Power Utility and Dispersed Cogeneration Systems Through Time-of-Use Pricing
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Topics: Cogeneration systems, Combined heat and power, Computer programming, Stress, Design, Energy generation
Proceedings Papers

Robust Optimal Design of a Gas Turbine Cogeneration Plant Based on Minimax Regret Criterion

Ryohei Yokoyama, Koichi Ito
Proc. ASME. GT1999, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T03A005, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-128
https://doi.org/10.1115/99-GT-128
View Paper titled, Robust Optimal Design of a Gas Turbine Cogeneration Plant Based on Minimax Regret Criterion
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Topics: Cogeneration plants, Design, Gas turbines, Uncertainty, Design methodology, Flow (Dynamics), Linear programming, Optimization
Proceedings Papers

Robust Optimal Operation of a Gas Turbine Cogeneration Plant Under Uncertain Energy Demands

Ryohei Yokoyama, Masashi Ohkura, Tetsuya Wakui
Proc. ASME. GT2014, Volume 3A: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration, V03AT21A001, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25027
https://doi.org/10.1115/GT2014-25027
View Paper titled, Robust Optimal Operation of a Gas Turbine Cogeneration Plant Under Uncertain Energy Demands
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Topics: Cogeneration plants, Gas turbines, Uncertainty, Linear programming, Carbon dioxide, Economics , Emissions, Flow (Dynamics), Optimization
Journal Articles

Robust Optimal Operation of a Gas Turbine Cogeneration Plant Under Uncertain Energy Demands

Ryohei Yokoyama, Masashi Ohkura, Tetsuya Wakui
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2015, 137(2): 022001.
Paper No: GTP-14-1380
https://doi.org/10.1115/1.4028211
Published Online: September 4, 2014
View Article titled, Robust Optimal Operation of a Gas Turbine Cogeneration Plant Under Uncertain Energy Demands
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Topics: Cogeneration plants, Gas turbines, Optimization, Uncertainty, Steam, Generators, Flow (Dynamics)
Proceedings Papers

Evaluation of Operational Performance of a Gas Turbine Cogeneration Plant With Intake Air Cooled by Ice Storage

Ryohei Yokoyama, Koichi Ito
Proc. ASME. GT2000, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T03A006, May 8–11, 2000
Publisher: American Society of Mechanical Engineers
Paper No: 2000-GT-0304
https://doi.org/10.1115/2000-GT-0304
View Paper titled, Evaluation of Operational Performance of a Gas Turbine Cogeneration Plant With Intake Air Cooled by Ice Storage
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Topics: Cogeneration plants, Gas turbines, Ice, Storage, Cooling, Central heating, Compression, Linear programming, Temperature
Proceedings Papers

Economic Feasibility Study of Micro Gas Turbine Cogeneration Systems by an Optimization Approach

Satoshi Gamou, Katsuhiro Joko, Ryohei Yokoyama, Koichi Ito
Proc. ASME. GT2001, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T03A013, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0411
https://doi.org/10.1115/2001-GT-0411
View Paper titled, Economic Feasibility Study of Micro Gas Turbine Cogeneration Systems by an Optimization Approach
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Topics: Cogeneration systems, Micro gas turbines, Optimization, Combined heat and power, Structures
Proceedings Papers

Multiobjective Robust Optimal Design of a Gas Turbine Cogeneration Plant Under Uncertain Energy Demands

Ryohei Yokoyama, Koichi Ito
Proc. ASME. GT2001, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T03A003, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0208
https://doi.org/10.1115/2001-GT-0208
View Paper titled, Multiobjective Robust Optimal Design of a Gas Turbine Cogeneration Plant Under Uncertain Energy Demands
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Topics: Cogeneration plants, Design, Gas turbines, Design methodology, Energy consumption, Flow (Dynamics), Linear programming, Optimization, Robustness, Tradeoffs
Journal Articles

Optimal Operation of a Gas Turbine Cogeneration Plant in Consideration of Equipment Minimum Up and Down Times

Ryohei Yokoyama
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2013, 135(7): 071801.
Paper No: GTP-13-1017
https://doi.org/10.1115/1.4023615
Published Online: June 10, 2013
View Article titled, Optimal Operation of a Gas Turbine Cogeneration Plant in Consideration of Equipment Minimum Up and Down Times
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Topics: Cogeneration plants, Gas turbines, Steam
Proceedings Papers

Optimal Operation of a Gas Turbine Cogeneration Plant in Consideration of Equipment Minimum Up and Down Times

Ryohei Yokoyama
Proc. ASME. GT2011, Volume 4: Cycle Innovations; Fans and Blowers; Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Oil and Gas Applications, 643-652, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-46260
https://doi.org/10.1115/GT2011-46260
View Paper titled, Optimal Operation of a Gas Turbine Cogeneration Plant in Consideration of Equipment Minimum Up and Down Times
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Topics: Cogeneration plants, Gas turbines, Carbon dioxide, Economics , Emissions, Heat, Linear programming
Journal Articles

Optimization of Heating Temperature History for Anisotropic Conductive Film Interconnection

Yasutada Nakagawa, Ryohei Yokoyama
Journal: Journal of Electronic Packaging
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. March 2012, 134(1): 011005.
https://doi.org/10.1115/1.4005954
Published Online: March 19, 2012
View Article titled, Optimization of Heating Temperature History for Anisotropic Conductive Film Interconnection
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Topics: Hardening (Curing), Heating, Optimization, Temperature, Viscosity, Anisotropy
Proceedings Papers

Power Output Fluctuation Analysis of Grid-Connected Wind Turbine-Generator System With Limiting Maximum Power Output

Tetsuya Wakui, Ryohei Yokoyama
Proc. ASME. ES2011, ASME 2011 5th International Conference on Energy Sustainability, Parts A, B, and C, 2193-2201, August 7–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: ES2011-54716
https://doi.org/10.1115/ES2011-54716
View Paper titled, Power Output Fluctuation Analysis of Grid-Connected Wind Turbine-Generator System With Limiting Maximum Power Output
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Topics: Turbogenerators, Wind, Electricity (Physics), Computer simulation, Power stations, Power systems (Machinery), Simulation, Tradeoffs, Wind velocity
Journal Articles

Effect of Increasing Number of Residential SOFC Cogeneration Systems Involved in Power Interchange Operation in Housing Complex on Energy Saving

Tetsuya Wakui, Ryohei Yokoyama
Journal: Journal of Electrochemical Energy Conversion and Storage
Publisher: ASME
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. August 2011, 8(4): 041011.
https://doi.org/10.1115/1.4003633
Published Online: March 31, 2011
View Article titled, Effect of Increasing Number of Residential SOFC Cogeneration Systems Involved in Power Interchange Operation in Housing Complex on Energy Saving
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Topics: Boilers, Cogeneration systems, Combined heat and power, Electricity (Physics), Flow (Dynamics), Heat, Hot water, Solid oxide fuel cells, Linear programming, Stress