2016年～
- Ryuhei Furuta and Ryuji Matsuhashi, “Design of Load Frequency Control Market in Japan and Economic Evaluation of Grid-Scale Batteries,” IEEE 2nd International Conference on Renewable Energy and Power Engineering (REPE), November 2-4, 2019.
- Kenshi Takeda, Masaru Okazaki, Ghuen Tien Nhut, Ryuji Matsuhashi, Ryo Ariyoshi and Fumihiko Nakamura, “A Study on Using Electric Vehicles for Load Frequency Control in Power Systems,” GRAND RENEWABLE ENERGY 2018 Proceedings, Pacifico Yokohama, Yokohama, Japan. June 17-22, 2018.
- Ryuji Matsuhashi，Development of Model for Optimal Operation of Power Systems with Large-scale Integration of Solar Power Generation in Kyushu Region, 5th International Conference on Power Science and Engineering, Venice, December 14-17, 2016.
- Yoshihiko Yamada and Ryuji Matsuhashi, Policy Proposal Related to Solar Power Generation System Using Real Option Analysis, 5th International Conference on Power Science and Engineering, December 14-17, 2016.
- Kazuki Maeda, Kyoko Minokawa, Hiroko Otsu, Ryuji Matsuhashi, Study for Designing Power Trading System in High Voltage Power Receiving Apartment Complex Considering Economy and CO2 emission, 5th International Conference on Power Science and Engineering, December 14-17 , 2016.
2011年～2015年
- Yuto Yamamoto and Ryuji Matsuhashi, Economic Evaluation of Ancillary Services Provided by Electric Vehicles for Controlling Power System Frequency, paper presented at IEEE PES, Chicago, U.S., February 20th, 2016
- Ryuji Matsuhashi, Proposal of Green Power Moderator to Promote Innovation for an Affluent Low-Carbon Society, 5th International Conference on Power and Energy Systems, Lisbon, Portugal, 2015.11.24
- Sho Aihara, Ryuji Matsuhashi, Simulation Analysis on Operation Model of Household Power Generation and Storage,3rd International Conference on Renewable Energy Research and Applications,19-22 October 2014.
- Toshihide Sato, Tomoko Iwata and Ryuji Matsuhashi,” Analysis of Smoothing Effect of Residential Electricity Demand Using Measured Data”, The 4th International Conference on Power and Energy Systems, E-15,2014
- Ryuji Matsuhashi, Kae Takase, and Koichi Yamada, “The Green Innovation and the Green Growth to Realize an Affluent Low-Carbon Society”, paper presented at the Oxford Round Table, Brasenose College, 2013.7.28
- R. M. T. Y. Pradeepa Lakmal WEVITA , Ryuji Matsuhashi,Tsuyoshi Yoshioka， ”Smoothing Effect of Distributed Wind Farms and Its Impact on Output Fluctuation”, The 2nd International Conference on Renewable Energy Research and Applications, 20th to 23th October 2013 Madrid, Spain, http://www.icrera.org/archieve2013/
- R. M. T. Y. Pradeepa Lakmal Wevita, Ryuji Matsuhashi, Tsuyoshi Yoshioka, Analytical Method for Evaluating Output Fluctuation in Distributed Wind Farms, Proceedings of 4th International Conference on Future Environment and Energy, 4th to 5th January 2014, Melbourne, Australia, http://www.icfee.org/index.html
- Ryuji Matsuhashi, Kae Takase, Koichi Yamada and Hiroshi Komiyama, “New Energy Policy and Low-carbon Society in Japan after the Great East Japan Earthquake”, Key Note Speech in Green-Low-Carbon Development in Asia, Asian Core Peking Seminar, September 1st, 2012, University of International Business and Economics, Peking, China
- Ryuji Matsuhashi, Kae Takase Koichi Yamada and Yoshikuni Yoshida: Study on Scenarios after the Great East Japan Earthquake to Create a Secure, Affluent and Low-carbon Society, Environment and Climate Change in Oxford Round Table, Harris Manchester College in the University of Oxford, Oxford, England, March 18-March 22 (2012).
2006～2010年
- Yoshikuni Yoshida, Yuki Inahata, Miyako Enokibori, Ryuji Matsuhashi， ”EstimatingCO2 Emission Reduction in Eco-Point Program for Green Home Appliances in Japan， ” Proceedings of 9thInternational Conference on Environmental Informatics， (2010)
- Tsuyoshi Yoshioka, Michinobu Furukawa, Koji Yoshizaki, Yoshikuni Yoshida, RyujiMatsuhashi，”Risk Management for Energy Service Project Using the Financial Engineering， ” Proceedings of 9th International Conference on EnvironmentalInformatics， (2010)
- Ryuji Matsuhashi, Kae Takase, Tsuyoshi Yoshioka, Yoshikuni Yoshida, “Sustainable development under ambitious medium term target of reducing greenhouse gases,” Proceedings of 9thInternational Conference on Environmental Informatics， (2010)
- K. Takase, Y. Yoshida, R. Matsuhashi, “Is green economic growth possible? Economic impact of feed-in tariff policy in Japan,” Proceedings of RENEWABLE ENERGY 2010 -Advanced Technology Paths to Global Sustainability-, (2010)
- Takashi Amemiya, Ryuji Matsuhashi, Yoshikuni Yoshida, “LCA and Eco-efficiency Study of Automobile Shredder Residue Recycle Process,” Proceedings of the Eighth International Conference on Eco-Balance, No.11, (2008)
- Ryuji Matsuhashi, Hidetaka Shinozaki, Yoshikuni Yoshida， ”A study on measures to activate CDM taking project risks into consideration， ” Proceedings of 6thInternational Conference on Environmental Informatics， (2007)
- Ryuji Matsuhashi, Kohei Misumi, Yoshikuni Yoshida，”Comparative analyses of sector-based approaches and national numerical targets asPost-Kyoto frameworks， ” Proceedings of 6thInternational Conference on Environmental Informatics， (2007)
- Yoshikuni Yoshida, Ryuji Matsuhashi， ”The evaluation of CO 2 emission reduction in Japan utilizing the interregional repercussion model on thefreight transportation， ” Proceedings of 6thInternational Conference on Environmental Informatics， (2007)
- Yoshikuni Yoshida, Taku Kikushige, Ryuji Matsuhashi， ”Consumers’preference onsmall-lot GHG emission credits attached to the automobile insurance， ” Proceedings of 6thInternational Conference on Environmental Informatics， (2007)
- Zheng Lu, Ryuji Matsuhashi , Yoshikuni Yoshida， ”Direct and indirect impacts of households by region in China on CO2emissions， ” Proceedings of 6th International Conference on Environmental Informatics , (2007)
- Tanaka, K., R. Matsuhashi, M. Nishio, H. Kudo. ” CO2 Reduction Potential by Energy Efficient Technology in Energy Intensive Industry,” J. Inst. Energy Economics (2006)
- Yoshikuni Yoshida, Chisa Nishimori, Ryuji Matsuhashi, “Interregional Analysis on the Freight Transportation and CO2 Emission Reduction Potential,” Proceedings of the 7th International Conference on EcoBalance, (2006)
2001～2005年
- Sayaka Okumura, Ryuji Matsuhashi, Yoshikuni Yoshida, Tomohiko Ihara, “Study on Energy Conservation and the Clean Development Mechanism Using a Solar Reflective Paint,” The 16th Regional Conference of Clean Air and Environment in Asian Pacific Area, (2005)
- Michiyo Morisawa, Ryuji Matsuhashi,” An Analysis of Greenhouse gas Emission Trading Scheme from a corporate sustainability point of view,” Proceedings of International Disaster Reduction Conference, (2006)
- Michiyo Morisawa, Ryuji Matsuhashi,”An Analysis of greenhouse gas Emission Trading Scheme from a Risk Perspective,” Proceedings of International Conference on Energy, Environment and Disasters, (2005)
- Yuki Kudoh, Takahiko Hasegawa, Yoshinori Kondo, Keisuke Matsuhashi, Yuichi Moriguchi1, Yoshikuni Yoshida, Ryuji Matsuhashi, Hisashi Ishitani, “Environmental Impacts of Introducing FCEVs and BEVs within Road Traffic System of Tokyo, ” Proceedings of the 21st Worldwide International Battery, Hybrid and Fuel Cell Electric Vehicle Symposium & Exhibition, (2005)
- Yoshikuni Yoshida, Yasuko Nomura, Ryuji Matsuhashi, “Optimal utilization scenarios of biomass energy: Influence of afforestation and forest management, ” Proceedings of the 7th International Conference on Greenhouse Gas Control Technologies, (2005)
- Ryuji Matsuhashi, Junichiro Oda, Yoshikuni Yoshida, “Study on institutions to activate CDM projects,”Proceedings of the 7th International Conference on Greenhouse Gas Control Technologies, (2005)
- Junichiro Oda, Yoshikuni Yoshida, Ryuji Matsuhashi, “The Decision to Invest in Emissions Reduction Technologies based on the Real Options Approach,”Proceedings of the 7th International Conference on Greenhouse Gas Control Technologies, (2005)
- Tatsuya Hanaoka, Ryuji Matsuhashi, Yoshikuni Yoshida, “A quantitative evaluation of fluorocarbon emissions and a study of multilateral environmental policies,” Proceedings of the 7th International Conference on Greenhouse Gas Control Technologies, (2005)
- Ihara Tomohiko, Yutaka Genchi, Masako Matsuo, Yoshikuni Yoshida, Ryuji Matsuhashi, “Effect on CO2 emissions of building-urban area by introducing solar reflective paint,” Fifth Symposium on the Urban Environment, (2004)
- Ryuji Matsuhashi, Sei Fujisawa, Wataru Mitamura, Yutaka Momobayashi, Yoshikuni Yoshida, “Study on Effective Institutions to Make CDM projects Viable,”Proceedings of the 6th International conference on Greenhouse Gas Control Technologies,(2002)
- Tomohiko Ihara, Hisashi Ishitani, Ryuji Matsuhashi, Yoshikuni Yoshida ,Takashi Handa, “ Effect on CO2 Reduction of Installation of Outer Skin Surface Technologies in Houses and Office Buildings,”Proceedings of the 6th International conference on Greenhouse Gas Control Technologies, (2002)
- Tatsuya Hanaoka, Hisashi Ishitani, Ryuji Matsuhashi, Yoshikuni Yoshida, “ An Evaluation of the Potential Reduction of Fluorocarbon Emissions under the Enforcement of New Laws,”Proceedings of the 6th International conference on Greenhouse Gas Control Technologies, (2002)
- Yuki Kudoh, Hisashi Ishitani, Ryuji Matsuhashi, Yoshikuni Yoshida, “ Environmental Evaluation of Introducing Electric Trolley Buses,”Proceedings of the 6th International conference on Greenhouse Gas Control Technologies (2002)
- Yoshikuni Yoshida, Ryo Morishita, Ryuji Matsuhashi, Hisashi Ishitani, “ An Analysis on CO2 Reduction Effects of Introducing the Green Taxation to Car Ownership Tax, ” Proceedings of the 6th International conference on Greenhouse Gas Control Technologies, (2002)
1996～2000年
- Yoshikuni Yoshida, Hisashi Ishitani, Ryuji Matsuhashi, Kei Matsuoka, AkiraKonuma， ”A Study on the Risk in Importing Energy Resources -Risk Analysis byPortfolio Theory on Price Fluctuation of Resources-， ”Journal of the School of engineering, The University of Tokyo (2000)
- Ryuji Matsuhashi, Mai Shigyo, Yoshikuni Yoshida, Hisashi Ishitani, ” Life cycle analysis of systems utilizing waste heat to reduce CO2 emissions,”Proceedings of International conference on Electrical Engineering, (2000)
- Ryuji Matsuhashi, Hisashi Ishitani, Kozo Nagao, “ Study on a System for Technology Transfer to Reduce CO2 Emissions,” Journal of the School of engineering, The University of Tokyo(1999)
- Hisashi Ishitani, Yasuko Baba, Ryuji Matsuhashi, “ Evaluation of Energy efficiency of Commercial HEV,Prius,at City driving,” Proceedings of EVS16, p1-10, (1999)
- Yasuko Baba, Hisashi Ishitani, Ryuji Matsuhashi, Tadao Mochida, “ Evaluation of Energy Efficiency of Evs through a Fleet Test in Japan during 92-97, ” Proceedings of EVS-15 Paper No.4D-3, (1998)
- Ryuji Matsuhashi, Sung Yee Yoon, Yoshikuni Yoshida, Kozo Nagao, Hisashi Ishitani, “Assessment of Strategies for AIJ Between Developed and Developing Countries,” Technologies for Activities Implemented Jointly, Pergamon Press (1998)
- Yohikuni Yoshida, Sachio Sueyoshi, Hisashi Ishitani, Ryuji Matsuhashi, “ Life-cycle Inventory of City Gas in Japan,”Proceedings of The Second International Conference on EcoBalance, (1996)
- Ryuji Matsuhashi, Osamu Sudoh, Hisashi Ishitani, Hidenari Yasui, “ Life cycle assessment of sewage treatment processes,”Proceedings of 16th International conference on Sludge Management, (1997)
- Yasuko Baba, Hisashi Ishitani, Ryuji Matsuhashi, “ An Evaluation Model for Energy Consumption of Electric Vehicles based on Monitored Data,”Proceedings of EVS-13 Symposium Vol.1 (1996)
- Ryuji Matsuhashi, Hisashi Ishitani, “ Assessment of CO2 Removal Utilizing the Concept of Sustainability Limitations,”Proceedings of the 3 International Conference on Carbon Dioxide Removal,(1996)
- Ryuji Matsuhashi, Koichi Hikita Hisashi Ishitani, “An Analysis of Sustainable Energy System Taking Resource Depletion and Environmental Emissions into Consideration,” Proc. Joint IEW/JSER International Conference on Energy, Economy and Environment, (1996)
- Yoshikuni Yoshida, Hisashi Ishitani, Ryuji Matsuhashi, “The Extension of Input-Output Analysis for Multi-Production System, Proc. Joint IEW/JSER International Conference on Energy,”Economy and Environment, (1996)
- Michifumi Yoshioka, Hisashi Ishitani, Ryuji Matsuhashi, “Study of methodology for life cycle assessment using related process model, Proc. Joint IEW/JSER International Conference on Energy,” Economy and Environment, (1996)
～1995年
- Yasuko Baba, Hisashi Ishitani, Ryuji Matsuhashi, “ An analysis of energy consumption of EVs in on-road use in city areas,”Proceedings of EVT WEVA Conference， (1995)
- Hisashi Ishitani, Ryuji Matsuhashi, Yoshikuni Yoshida et.al., “ Environmental and Economic Evaluation of Electric Vehicles,”World Energy Council 16th Congress (1995)
- Hisashi Ishitani,Yasuko Baba, Ryuji Mastuhashi, T Itoh, T Mizuno, “ANALYSIS OF DYNAMIC PERFORMANCE OF CGT HYBRID EVS BY SIMULATION STUDY, “Proc. Of EVS12, (1994)
- Yasuko Baba ,Hisashi Ishitani, Ryuji Matsuhashi, “ AN ANALYSIS OF MONITORING DATA TO EVALUATE ENERGY EFFICIENCY OF ELECTRIC VEHICLES ON ROAD USE CONDITIONS,” Proc. of EVS12, (1994)
- Hisashi Ishitani, Ryuji Matuhashi, Fukashi Watanabe, “Sustainable Use of Energy Resources Taking CO2 Sequestration into Consideration,” The Int. Symp. on CO2 Fixation & Efficient Utilization of Energy, (1993)
- Ryuji Matsuhashi,Kenji Yamaji， Yoichi Kaya， “An integrated system for CO2/Energy /GNP analysis : Case studies on economic measures for CO2 reduction inJapan， ”Proceedings of the Workshop on Energy/Economy/Environmental Modeling forClimate Policy Analysis,（ 1990）
- Ryuji Matsuhashi， Yoichi Kaya， ”A flexible integrated energy system,” IFACInternational, Symposium on Energy Systems, Management and Economics（ 1989）