Graduate School of Engineering, Hokkaido University
Division of Human Environmental Systems

1. Yoshitaka Sakata, Takao KatsuraKatsunori Nagano: Importance of Groundwater Flow on Life Cycle Costs of a Household Ground Heat Pump System in Japan, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol.35, no.4, pp.365-370, 2018

2. Ahmed A. Serageldin, Yoshitaka Sakata, Takao KatsuraKatsunori Nagano: Thermo-hydraulic performance of the U-tube borehole heat exchanger with a novel oval cross-section: Numerical approach, Energy, 177, pp.406-415, 2018

3. Zhang Yang, Takao Katsura, Masahiro Aihara, Makoto Nakamura, Katsunori Nagano: Investigation into Window Insulation Retrofitting of Existing Buildings Using Thin and Translucent Frame-Structure Vacuum Insulation Panels, Energies, 11(2), 298; doi:10.3390/en11020298, pp.1-13, 2018

4. Yoshitaka Sakata, Takao Katsura, Katsunori Nagano: Multilayer-concept thermal response test: Measurement and analysis methodologies with a case study, Geothermics, 71, pp.178-186, 2018

1. Zhang Yang, Takao Katsura, Masahiro Aihara, Makoto Nakamura, Katsunori Nagano: Development of Numerical Heat Transfer and the Structural Model to Design Slim and Translucent Vacuum Layer Type Insulation Panels to Retrofitting Insulation in Existing Buildings, Energies, 10(12), 2108; doi:10.3390/en10122108, pp.1-15, 2017

2. Shin'ya Obara, Katsunori Nagano, Masaki Okada: Facilities introduction planning of a microgrid with CO2 heat pump heating for cold regions, Energy, 135, 15, pp.486-499, 2017

3. Yoshitaka Sakata, Takao Katsura, Katsunori Nagano, Manabu Ishizuka: Field Analysis of Stepwise Effective Thermal Conductivity along a Borehole Heat Exchanger under Artificial Conditions of Groundwater Flow, Hydrology, 4(2), 21; doi:10.3390/hydrology4020021, pp.1-12, 2017

4. Obara S, Nagano K, Morel J, Katsura T, Sakata Y, Kikuta K, JSME Mechanical Engineering Journal, vol. 4, no. 2, pp. 1-15, 2017

1. Yoshitaka Sakata, Takao Katsuta, Zhai Jian, Katsunori Nagano，Estimation of effective thermal conductivities according to multi-layers by thermal response test with a set of fiber optics in a U-tube，Journal of JSCE, vol. 74, no. 3, pp. 50-60, 2016 (Japanese)

2. Yoonkyung Kang, Katsunori Nagano，Field measurement of indoor air quality and airborne microbes in a near-zero energy house with an earth tube in the cold region of Japan，Science and Technology for the Built Environment, vol.22 ，no.7 ，pp. 1010-1023，2016

3. Yoonkyung Kang, Katsunori Nagano，A study of the energy consumption and airborne microbe concentration in the Sapporo underground walkway, in a cold region of Japan，Science and Technology for the Built Environment, vol.22 ，no.7 ，pp. 1050-1059，2016

2011-2015

2015

1. Liu H, Nagano K, Togawa J, A composite material made of mesoporous siliceous shale impregnated with lithium chloride for an open sorption thermal energy storage system, Solar Energy, vol. 111, no. , pp. 186-200, 2015 (Japanese)

2. Liu H, Nagano K, Morita A, Togawa J, Nakamura M, Experimental testing of a small sorption air cooler using composite material made from natural siliceous shale and chloride, Applied Thermal Engineering, vol. 82, no. , pp. 68-81, 2015 (Japanese)

3. Katsura T, Nagano K, Nakamura Y, Development of simulation tool for ground heat exchanger considering multiple geological layer and its application, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 32, no. 3, pp. 335-344, 2015 (Japanese)

4. Katsura T, Nagano K, Nakamura Y, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 32, no. 3, pp. 325-334, 2015 (Japanese)

5. Yoshida Y, Nagano K, Koyama M, Togusa K, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 32, no. 3, pp. 207-219, 2015 (Japanese)

6. Horiike S, Nagano K, Design and evaluation of one of the largest ground source heat pump systems in a large-scale retail store, Journal of Environmental Engineering (Transactions of AIJ), vol. 80, no. 709, pp. 249-258, 2015 (Japanese)

7. Yoshida Y, Nagano K, Koyama M, Togusa K, Journal of Environmental Engineering (Transactions of AIJ), vol. 32, no. 2, pp. 121-133, 2015 (Japanese)

2014

1. Nabeshima Y, Nagano K, Togawa J, Development of desiccant system using Wakkanai Siliceous Shale 7th Report: Controlling conditions for variety of air conditions, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 31, no. 2, pp. 111-121, 2014

2. Liu H, Nagano K, Numerical simulation of an open sorption thermal energy storage system using composite sorbents built into a honeycomb structure, International Journal of Heat and Mass Transfer, vol. 78, no. , pp. 648-661, 2014

2013

1. Blanco DL, Nagano K, Morimoto M, Experimental study on a monovalent inverter-driven water-to-water heat pump with a desuperheater for low energy houses,, Applied Thermal Engineering, vol. 50, no. , pp. 826-836, 2013

2. Nakamura Y, Nagano K, Katsura T, Development of a low flow circulation ground source heat pump multi-split system Part1 Outlines of system concept and investigation on the optimum circulation flow rate of LF-GSHP system by field experiment, Journal of Environmental Engineering (Transactions of AIJ), vol. 78, no. 684, pp. 165-174, 2013

3. Iwamura T, Nagano K, Nogami T, Matsuki N, Kosaka N, Shintani H, Katoh M, Confirmation of the sterilization effect using a high concentration of Ozone Gas for the Bio-Clean room, Biocontrol Science, vol. 18, no. 1, pp. 9-20, 2013

4. Blanco DL, Nagano K, Morimoto M, Impact of control schemes of a monovalent inverter-driven water-to-water heat pump with a desuperheater in continental and subtropical climates throug simulation, Applied Energy, vol. 109, no. , pp. 374-386, 2013

5. Fujii T, Nagano K, Dynamic simulation of absorption chiller with variable water volume control, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 30, no. 3, pp. 191-202, 2013

6. Li H, Nagano K, Sugiyama D, Togawa J, Nakamura M, Honeycomb filters made from mesoporous composite material for an open sorption thermal energy storage system to store low-temperature industrial waste heat, International Journal of Heat and Mass Transfer, vol. 65, no. , pp. 471-480, 2013

7. Li H, Nagano K, Lai Y, Shibata K, Fujii H, Evaluating the performance of a large borehole ground source heat pump for greenhouses in northem Japan, Energy, vol. 63, no. , pp. 387-399, 2013

2012

1. Li H,Nagano K, Lai Y, A new model and solutions for a spiral heat exchanger and its experimental validation, International Journal of Heat and Mass Transfer, vol. 55, no. , pp. 1833-1847, 2012

2. Li H,Nagano K, Lai Y, Heat transfer of a horizontal spiral heat exchanger under groundwater advection, International Journal of Heat and Mass Transfer, vol. 55, no. , pp. 6819-6831, 2012

3. Blanco DL, Nagano K, Morimoto M, Steady state vapor compression refrigeration cycle simulation for a monovalent inverter-driven water-to-water heat pump with a desuperheater for low energy houses, International Journal of refrigeration, vol. 35, no. , pp. 1833-1847, 2012

4. Togawa J, Nabeshima Y, Nagano K, Development of desiccant system using Wakkanai Siliceous Shale 3rd Report : Evaluation of the dehumidification performance of desiccant rotor, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 29, no. 1, pp. 163-170, 2012

5. Nagano K, Nabeshima Y, Nakamura M, Togawa J, Development of desiccant system using Wakkanai Siliceous Shale 4th Report : Optimization of the operational conditions for the desiccant system, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 29, no. 1, pp. 171-178, 2012

6. Nabeshima Y, Nagano K, Togawa J, Development of desiccant system using Wakkanai Siliceous Shale 5th Report : Examination for the form of desiccant rotor, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 29, no. 1, pp. 179-186, 2012

7. Fukushima H, Nabeshima Y, Nagano K, Nakamura M, Togawa J, Development of Desiccant System using Wakkanai Siliceous Shale 6th Report : Study of system requirement for dehumidification air conditioner, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 29, no. 1, pp. 187-194, 2012

8. Iwamura T, Nagano K, Nogami T, Araya H, Kato M, Study of Sterilization System using Ozone Gas for Aseptic Environments in Bio-cleanrooms, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 182, pp. 1-8, 2012

9. Iwamura T, Nagano K, Wakayama Y, Kosaka N, Nogami T, Shintani H, Kato Y, Evaluation of the Tolerance of Construction and Equipment Materials to Ozone Gas Exposure in the Ozone Gas Sterilization of Cleanrooms, Bokin Bobai, vol. 40, no. 6, pp. 333-340, 2012

10. Iwamura T, Nagano K, Nogami T, Matsumoto T, Araya H, Katou M, Yokoi M, The Effectiyenes osf a Sterilizati oSnystem Using Ozone Gas for Pharmaceutical Factories, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 184, pp. 1-10, 2012

11. Wakayama H, Katsura T, Nagano K, Sato N, Study on Ground Source Heat Pump System using Cast in Place Concrete Foundation The possible use of shallow heat exchanger, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 189, pp. 21-28, 2012

2011

1. Katsura T, Nagano K, Nakamura Y, A study on design method for the ground heat exchanger's specification of ground source heat pump system Part1 Quantification of ground heat exchangers' extraction or injection performances and its application, Journal of Environmental Engineering (Transactions of AIJ), vol. 76, no. 659, pp. 59-66, 2011

2. Shirato H, Hamada Y, Suda T, Sakairi M, Oka Y, Hayashi H, Ikeda H, Nagano K, Study on hydrogen storage system for residential energy system and independent power supply with hydrogen absorbing alloys and air heat exchange type container Part3 Energy conservation effect and installation analysis of passive hydrogen storage systems for fuel cell CHP systems, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 171, pp. 1-7, 2011

3. Wakayama H, Matsumoto T, Nakai S, Nakamura K, Ishii M, Nagano K, Katsura T, Yanaghihara T, Kindaichi K, vol. 85, no. 7, pp. 522-523, 2011

4. Kurokawa A, Togawa J, Nabeshima Y, Nagano K, The evaluation of the moisture sorption mechanism of chloride-impregnated Wakkanai Siliceous Shale, Journal of Chemical Engineering Japan, vol. 37, no. 5, pp. 394-399, 2011

5. Kurokawa A, Togawa J, Nabeshima Y, Nagano K, The new measurement method of the adsorbed moisture distribution in the porous materials, Journal of Chemical Engineering Japan, vol. 37, no. 5, pp. 506-511, 2011

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2006-2010

2010

1. Nakamura T, Nagano K, Kindaichi K, A study on the energy evaluation of the building thermal mass storage system with the chilled water storage system, Journal of Environmental Engineering (Transactions of AIJ), vol. 75, no. 649, pp. 289-295, 2010

2. Shirato H, Hamada Y, Suda T, Sakairi M, Oka Y, Nagano K, Study on effective thermal conductivity of hydrogen absorbing alloys bed for passive type hydrogen absorption and desorption systems, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 27, no. 2, pp. 67-74, 2010

3. Wakayama H, Nagano K, Katsura T, Kindaichi K, Sato N, Study on ground source heat pump system applying PHC Foundation piles and short term thermal energy storage, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 163, pp. 1-9, 2010

4. Nakamura S, Nagano K, Togawa J, Nakamura M, Kurokawa A, Estimation of appropriate concentration of impregnated chloride solution for Wakkanai Siliceous Shale from surface wettedness evaluation and the relationship between maximum moisture sorption and pore volume, Journal of Chemical Engineering Japan, vol. 36, no. 5, pp. 480-485, 2010

5. Shirato H, Hamada Y, Suda T, Sakairi M, Oka Y, Hayashi H, Ikeda H, Nagano K, Study on hydrogen storage system for residential energy system and independent power supply with hydrogen absorbing alloys and air heat exchange type container Part2 Effect of higher equilibrium pressure alloy and containers with fins or small diameter tube type containers for hydrogen absorption and desorption characteristics, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 159, pp. 1-9, 2010

2009

1. Wanphen S, Nagano K, Experimental study of the performance of porous materials to moderate the roof surface temperature by its evaporative cooling effect, Building and Environment, vol. 44, no. , pp. 338-351, 2009

2. Katsura T, Nagano K, Narita S, Takeda S, Nakamura Y, Okamoto A, Calculation algorithm of the temperatures for pipe arrangement of multiple ground heat exchangers, Applied Thermal Engineering, vol. 29, no. , pp. 338-351, 2009

3. Kuwabara K, Kubota H, Hamada Y, Nakamura M, Nakaya N, Amamiya T, Nagano K, Prediction of mean skin temperature in hot outdoor environment considering sweat efficiency and wet clothing, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 144, pp. 1-10, 2009

4. Hamada Y, Tanaka S, Nagano K, Tanaka H, Takigawa I, Nakamura Y, Marutani K, Takashimizu Y, Takada M, Feasibility study on underground thermal energy system by using digital national land information, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 143, pp. 1-10, 2009

5. Togawa J, Kurokawa A, Nakamura S, Nagano K, Yoshida S, Development of desiccant system using Wakkanai Siliceous Shale 1st Report : Development and evaluation of a paper-base for the desiccant rotor, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 26, no. 4, pp. 543-550, 2009

6. Nakamura S, Nagano K, Nakamura M,Togawa J, Kurokawa A, Development of desiccant system using Wakkanai Siliceous Shale 2nd Report : Development evaluation and numerical simulation of rotor, Transactions of the Japan Society of Refrigerating and Air Conditioning Engineers, vol. 26, no. 4, pp. 551-558, 2009

7. Nakamura S, Nagano K, Nakamura M,Togawa J, Kurokawa A, Evaluation of the water adsorption performance of Wakkanai Siliceous shale supported by chlorides, vol. 35, no. 5, pp. 602-607, 2009

2008

1. Katsura T, Nagano K, Takeda S, Method of calculation of the ground temperature for multiple ground heat exchangers, Applied Thermal Engineering, vol. 28, no. 14-15, pp. 1995-2004, 2008

2. Nagano K, Journal of Japan Solar Energy Society, vol. 34, no. 1, pp. 57-60, 2008

3. Hamada Y, Tagomori H, Nagano K, Goto R, Nakamura M, Study on evaluation of present performance and future of residential cogeneration systems in cold region, Journal of Japan Solar Energy Society, vol. 34, no. 3, pp. 51-58, 2008

4. Nakamura T, Nagano K, An experimental study on thermal characteristics of heating/cooling system with building thermal mass storage, Journal of Environmental Engineering (Transactions of AIJ), vol. 73, no. 627, pp. 639-645, 2008

5. Shirato H, Hamada Y, Suda T, Sakairi M, Oka Y, Hayashi H, Ikeda H, Nagano K, Study on hydrogen storage system for residential energy system and stand-alone power supply with hydrogen absorbing alloys and air heat exchange type container Part1 Hydrogen absorption and desorption behavior of hydrogen storage system with hydrogen absorbing alloys and air heat exchange type container, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 134, pp. 11-19, 2008

6. Katsura T, Nagano K, Kindaichi K, Nakamura Y, A Study on a design and performance prediction tool for the ground source heat pump system Part3 Calculation algorithm of the temperatures for pipe arrangement of multiple ground heat exchangers and its application, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 134, pp. 1-10, 2008

2007

1. Ohta I, Nagano K, Exergoeconomic evaluation of low energy houses equipped with electric generation systems Part1 Calculation method of exergy load and specific exergy cost, Journal of Japan Solar Energy Society, vol. , no. , pp. 51-59, 2007

2. Ohta I, Nagano K, Exergoeconomic evaluation of low energy houses equipped with electric generation systems Part2 Exergoeconomic evaluation of a model case, Journal of Japan Solar Energy Society, vol. , no. , pp. 61-67, 2007

3. Katsura T, Nagano K, Kindaichi K, Nakamura Y, Field experiment on heat extraction or injection from the ground affected by ground water flow, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 127, pp. 1-9, 2007

2006

1. Nagano K, Katsura T, Takeda S, Development of a design and performance prediction tool for the ground source heat pump system, Applied Thermal Engineering, vol. 26, no. , pp. 1578-1592, 2006

2. Nagano K, Takeda S, Mochida T, Shimakura K, Nakamura T, Study of a floor supply air conditioning system using granularphase change material to augment building mass thermalstorage-Heat response in small scale experiments, Energy and Building, vol. 38, no. , pp. 436-446, 2006

3. Ohta I, Nagano K, Journal of Japan Solar Energy Society, vol. , no. , pp. 53-61, 2006

4. Nagano K, Katsura T, Takeda K, Nakamura Y, Heat extraction tests with steel foundation piles as ground heat exchangers and its application, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 108, pp. 11-19, 2006

5. Katsura T, Nagano K, Takeda K, A study on a design and performance prediction tool for the ground source heat pump system Part2 Calculation of the ground temperature for multiple ground, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 111, pp. 43-51, 2006

6. Katsura T, Nagano K, Takeda K, Nakamura Y, An investigation on relation between ground water advection and thermal response by the thermal prove method, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 112, pp. 51-59, 2006

7. Katsura T, Nagano K, Kindaichi K, Nakamura Y, Method of calculation of the ground temperature with ground water flow and its application, Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan, vol. , no. 115, pp. 9-17, 2006

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Award

1. Liu H, Kubo K, Katsura T, Nagano K, Kubota K, Okamoto A, Best paper Award, Discussion on methods of achieving a high-efficiency ground source heat pump (GSHP) for space heating, The 13th International Conference on Energy Storage, Beijin, China, 2015.5.20

2. Liu H, Nagano K, Sugiyama D, Best paper Award, Sustainable Energy Storage in Buildings, The 2nd International Energy Storage Conference, Dublin, Ireland, 2013.6.21

3. Takeda-Kindaichi S, Nagano K, Katsura T, Hori S, Shibata S, Best Poster Award, System performance of HVAC in a low energy house in the cold region of Japan, The 9th IEA Heat Pump Conference 2008, Zurich, Switzerland, 2008.5.22

4. Nagano K, Katsura T, Shimakura K, Mochida T, Poster Award , Performance of PCM filter and evaluation of potentials for some applications, The 9th International Conference on Thermal Energy Storage, Warsaw, Poland, 2003

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