Search Results - "Tatsuya, Kodama"

Thermochemical Cycles for High-Temperature Solar Hydrogen Production by Kodama, Tatsuya, Gokon, Nobuyuki

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Particle reactors for solar thermochemical processes by Kodama, Tatsuya, Bellan, Selvan, Gokon, Nobuyuki, Cho, Hyun Seok

“…•Recent developments of solar particle reactors for solar thermochemical processes have been reviewed.•Presents review of particle reactors for solar two-step…”
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Steam gasification of coal cokes by internally circulating fluidized-bed reactor by concentrated Xe-light radiation for solar syngas production by Gokon, Nobuyuki, Izawa, Takuya, Kodama, Tatsuya

“…A laboratory-scale prototype windowed reactor using a fluidized bed of coal coke particles was tested for thermochemical gasification using concentrated Xe…”
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Transition metals doped effects for the crystal stabilization of the cerium oxides with the first principle calculation by Nishimura, Takaki, Kodama, Tatsuya, Genta, Sakane, Ishii, Tomohiko

“…In recent years, hydrogen energy has been attracting attention, and the hydrogen gas production using solar thermal energy has been conducted. The studies of…”
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A review on high‐temperature thermochemical heat storage: Particle reactors and materials based on solid–gas reactions by Bellan, Selvan, Kodama, Tatsuya, Gokon, Nobuyuki, Matsubara, Koji

“…In order to produce electricity beyond insolation hours and supply to the electrical grid, thermal energy storage (TES) system plays a major role in CSP…”
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Steam gasification of coal cokes in an internally circulating fluidized bed of thermal storage material for solar thermochemical processes by Gokon, Nobuyuki, Izawa, Takuya, Abe, Takehiko, Kodama, Tatsuya

“…A laboratory-scale prototype windowed internally circulating fluidized-bed reactor made of quartz sand and coal coke particles was investigated for steam…”
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Thermal performance of a 30 kW fluidized bed reactor for solar gasification: A CFD-DEM study by Bellan, Selvan, Kodama, Tatsuya, Matsubara, Koji, Gokon, Nobuyuki, Cho, Hyun Seok, Inoue, Kousuke

“…•Presents heat and mass transfer characteristics of spout fluidized bed reactor for solar thermal applications.•Interaction between concentrated radiation and…”
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Thermochemical two-step water splitting by internally circulating fluidized bed of NiFe2O4 particles: Successive reaction of thermal-reduction and water-decomposition steps by GOKON, Nobuyuki, MATAGA, Tetsuro, KONDO, Nobuyuki, KODAMA, Tatsuya

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Steam reforming of methane using double-walled reformer tubes containing high-temperature thermal storage Na2CO3/MgO composites for solar fuel production by Gokon, Nobuyuki, Nakamura, Shohei, Hatamachi, Tsuyoshi, Kodama, Tatsuya

“…Double-walled reactor tubes containing thermal storage materials based on the molten carbonate salts—100 wt% Na2CO3 molten salt, 90 wt% Na2CO3/10 wt% MgO and…”
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Development of a 5kWth internally circulating fluidized bed reactor containing quartz sand for continuously-fed coal-coke gasification and a beam-down solar concentrating system by Gokon, Nobuyuki, Kumaki, Satoshi, Miyaguchi, Yosuke, Bellan, Selvan, Kodama, Tatsuya, Cho, Hyunseok

“…The operational mode of a batch-type fluidized bed reactor containing quartz sand and coal-coke particles was tested under xenon arc lamp (Xe-light)…”
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Numerical and experimental study on granular flow and heat transfer characteristics of directly-irradiated fluidized bed reactor for solar gasification by Bellan, Selvan, Gokon, Nobuyuki, Matsubara, Koji, Cho, Hyun Seok, Kodama, Tatsuya

“…Solar gasification is one of the promising techniques to convert the carbonaceous materials to clean chemical fuels, which offers the advantages of being…”
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Cyclic thermal storage/discharge performances of a hypereutectic Cu-Si alloy under vacuum for solar thermochemical process by Gokon, Nobuyuki, Yamaguchi, Tomoya, Kodama, Tatsuya

“…A copper-silicon alloy (Cu-Si alloy) was examined and evaluated as a phase-change material (PCM) for thermal energy storage applications such as load shaving…”
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Heat transfer analysis of 5kWth circulating fluidized bed reactor for solar gasification using concentrated Xe light radiation by Bellan, Selvan, Gokon, Nobuyuki, Matsubara, Koji, Cho, Hyun Seok, Kodama, Tatsuya

“…A combined numerical and experimental investigation of hydrodynamics and heat transfer of internally circulating fluidized bed reactor for solar gasification…”
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Heat transfer and particulate flow analysis of a 30 kW directly irradiated solar fluidized bed reactor for thermochemical cycling by Bellan, Selvan, Kodama, Tatsuya, Matsubara, Koji, Gokon, Nobuyuki, Cho, Hyun Seok, Inoue, Kousuke

“…•Performance of a fluidized bed reactor for solar thermochemical cycling.•A multiphase flow model is developed to study the influence of gas flow…”
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Efficiency and heat loss analysis of honeycomb receiver varying air mass flow rate and beam width by Nakakura, Mitsuho, Matsubara, Koji, Bellan, Selvan, Kodama, Tatsuya

“…•Efficiency and loss analysis was made for simple and cut-back volumetric receivers.•Air mass flow rate was varied keeping radiation power over air mass flow…”
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Thermochemical two-step water splitting cycles by monoclinic ZrO2-supported NiFe2O4 and Fe3O4 powders and ceramic foam devices by Gokon, Nobuyuki, Murayama, Hiroko, Nagasaki, Ayumi, Kodama, Tatsuya

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CFD-DEM investigation of particles circulation pattern of two-tower fluidized bed reactor for beam-down solar concentrating system by Bellan, Selvan, Matsubara, Koji, Cheok, Cho Hyun, Gokon, Nobuyuki, Kodama, Tatsuya

“…In this study, a numerical model has been developed by the combined approach of computational fluid dynamics (CFD) and discrete element method (DEM)…”
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Comparative study of activity of cerium oxide at thermal reduction temperatures of 1300–1550 °C for solar thermochemical two-step water-splitting cycle by Gokon, Nobuyuki, Sagawa, Sachi, Kodama, Tatsuya

“…Thermochemical two-step water-splitting using CeO2 (cerium oxide) particles was studied to examine oxygen and hydrogen productivity and repeatability at…”
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CO2 gasification of coal cokes using internally circulating fluidized bed reactor by concentrated Xe-light irradiation for solar gasification by Gokon, Nobuyuki, Ono, Ryuta, Hatamachi, Tsuyoshi, Liuyun, Li, Kim, Hee-Joon, Kodama, Tatsuya

“…For the solar thermochemical gasification of coal coke to produce CO + H2 synthetic gas using concentrated solar radiation, a windowed reactor prototype is…”
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Thermochemical reactivity of 5–15 mol% Fe, Co, Ni, Mn-doped cerium oxides in two-step water-splitting cycle for solar hydrogen production by Gokon, Nobuyuki, Suda, Toshinori, Kodama, Tatsuya

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