Search Results:　 1-20 of 12815

1

Two-stage ignition of DME/air mixture at low-temperature (< 500 K) under atmospheric pressure

Gao Jian , Nakamura Yuji

… Low-temperature ignition characteristics of dimethyl ether (DME)/air mixture were studied in an external heated, straight-shaped, plug-flow reactor under atmospheric pressure. … Time-sequential gas analyses were conducted for the case showing a typical periodic two-stage ignition in order to investigate the mechanism of the observed low-temperature auto-ignition under 500 K. …

FUEL 106, 241-248, 2013-04-00

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2

Isentropic Gas Flow in a Laval Nozzle : Physical Phenomena of Steady Flow and Time Global Existence of Solutions (Mathematical Analysis in Fluid and Gas Dynamics)

Tsuge Naoki

RIMS Kokyuroku 1830, 171-181, 2013-04-00
3

Initial-Boundary Value Problems for a Motion of a Vortex Filament with Axial Flow (Mathematical Analysis in Fluid and Gas Dynamics)

Aiki Masashi , Iguchi Tatsuo

RIMS Kokyuroku 1830, 143-162, 2013-04-00
4

On asymptotic behavior of solutions to the compressible Navier-Stokes equation around a time-periodic parallel flow (Mathematical Analysis in Fluid and Gas Dynamics)

Brezina Jan

RIMS Kokyuroku 1830, 76-97, 2013-04-00
5

Analysis of CO2 frost formation properties in cryogenic capture process

Song Chun-Feng , Kitamura Yutaka , Li Shu-Hong , Jiang Wei-Zhong , 宋春風 , 北村豊

… The results show that the frosted CO2 layer significantly influences the heat transfer between the gas stream and cooling fins. … When the flow rate was set at 1 L/min, the temperature of the cold head of the SC varied from −105.2 °C to −102.1 °C. … When the flow rate was 3 L/min, the temperature rose from −106.3 °C to −98.0 °C. …

International journal of greenhouse gas control 13, 26-33, 2013-03-00

IR CrossRef
6

Effect of K_2CO_3 as a Catalyst in Indonesian Low-Rank Coal Gasification on Product Composition

Ismi Handayani , Agus Triantoro , Dahlia Diniyati

… The flow rates of pyrolysis products were then measured and a sample was taken for further analysis by using a gas chromatograph. … The composition of synthesis gas was observed to depend on the gasification agent used. …

Journal of novel carbon resource sciences 7, 68-73, 2013-02-00

IR
7

Viscous Potential Flow Analysis of Interfacial Instability and Oscillation of Spherical Liquid Drop Moving with Constant Acceleration (2) [in Japanese]

FUNADA Toshio , OHBA Katsuhisa , MOCHIZUKI Kouji

… For a spherical liquid drop moving with constant acceleration in a gas, interfacial instability and oscillation may arise atthe interface due to Rayleigh-Taylor (RT) and Kelvin-Helmholtz instability. … Following after the analysis of RT instabilityfor inviscid fluids, in which the dispersion relation is given in terms of Legendre polynomials, effects of viscosity arediscussed based on Viscous Potential Flow (VPF). …

Memoirs of Numazu College of Technology 47, 303-308, 2013-01-31

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8

Viscous Potential Flow Analysis of Interfacial Instability and Oscillationof Spherical Liquid Drop Moving with Constant Acceleration [in Japanese]

FUNADA Toshio , PADRINO J.C. , (LATE) JOSEPH D.D. , OHBA Katsuhisa , MOCHIZUKI Kouji

… For a spherical liquid drop moving with constant acceleration in a gas, interfacial instability and oscillation may arise atthe interface due to Rayleigh-Taylor (RT) and Kelvin-Helmholtz instability. … Following after the analysis of RT instabilityfor inviscid fluids, in which the dispersion relation is given in terms of Legendre polynomials, effects of viscosity arediscussed based on Viscous Potential Flow (VPF). …

Memoirs of Numazu College of Technology 47, 141-146, 2013-01-31

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9

Viscous Potential Flow Analysis of Liquid Sloshing in a Rectangular Tank:Coupling Oscillation (2) [in Japanese]

FUNADA Toshio , MIYAUCHI Tatsumi , OHBA Katsuhisa

… Coupling oscillation of a horizontally shaking structure (rectangular tank) and liquid is studied using ViscousPotential Flow (VPF) theory. … The viscous stresses normal to a gas-liquid surface and to the side walls of the tank arisein a set of equations for disturbances. …

Memoirs of Numazu College of Technology 47, 117-122, 2013-01-31

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10

Viscous Potential Flow Analysis of Liquid Sloshing in a Rectangular Tank:Coupling Oscillation (3) [in Japanese]

FUNADA Toshio , MIYAUCHI Tatsumi , OHBA Katsuhisa

… Coupling oscillation of a horizontally and vertically shaking structure (rectangular tank) and liquid is studiedusing Viscous Potential Flow (VPF) theory. … The viscous stresses normal to a gas-liquid surface and to the side and bottomwalls of the tank arise in a set of equations for disturbances. …

Memoirs of Numazu College of Technology 47, 69-74, 2013-01-31

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11

Thermal Treatment of Al2O3, MgO, and CeO2 Granulated Powders by Induction Thermal Plasma: A Numerical Approach

Hossain M. Mofazzal , Alam M. Rafiqul , Watanabe Takayuki

… A plasma--particle interactive flow model has been developed for the investigation of plasma temperature, velocity, particle temperature, diameter, and flight path during in-fight thermal treatment of granulated powders --- Al2O3, MgO, and CeO2 in induction thermal plasma, taking into account of plasma particle interaction and particle loading effects. …

Jpn J Appl Phys 52(1), 01AL01-01AL01-6, 2013-01-25

The Japan Society of Applied Physics
12

Orientation Control of ZnO Films Deposited Using Nonequilibrium Atmospheric Pressure N2/O2 Plasma

Nose Yukinori , Nakamura Tatsuru , Yoshimura Takeshi , Ashida Atsushi , Uehara Tsuyoshi , Fujimura Norifumi

… After systematic experiments, we found that adjusting the ratio of the oxygen flow rate in the total gas flow rate [\text{O_{2}}/(\text{O_{2}}+ \text{N_{2}}) ratio] was effective for orientation control of the ZnO films. …

Jpn J Appl Phys 52(1), 01AC03-01AC03-3, 2013-01-25

The Japan Society of Applied Physics
13

Hydrogen effects on tensile property of pure iron with deformed surface

Wang Shuai , Ohnuki Somei , Hashimoto Naoyuki , Chiba Keisuke

… To study the interaction of hydrogen and surface structure of iron, two types of tensile test are carried out under hydrogen gas environment and cathodic hydrogen charging condition. … According to the tensile tests, hydrogen induces reduction of flow stress (softening) for the specimens without deformed surface, but increase of flow stress (hardening) for the one with deformed surface. …

Materials Science and Engineering: A 560, 332-338, 2013-01-10

IR CrossRef
14

Assessment of internal condition of waste in a roofed landfill

Zhang Xin , Matsuto Toshihiko

… Internal conditions were estimated based on the composition, flux, and temperature of the landfill gas. … To assess waste degradation in this semi-aerobic landfill, the concentration and flow rate of landfill gas were measured and an in situ aeration test was performed. …

Waste Management 33(1), 102-108, 2013-01-00

IR CrossRef
15

Pb-236 Study on gas and char formation from softwood lignin and guaiacol as model compound in sub- and supercritical water

YONG Tau Len Kelly , MATSUMURA Yukihiko

… Gas and char formation from guaiacol as lignin model compound in sub- and supercritical water (SCW) was conducted in a continuous flow system for 300-450 ℃ and 25 MPa at short residence time of 0.5-40 s. … The high yields of CO_2, H_2, CH_4, and zero CO indicates that the gaseous compounds are produced from direct decompositions of guaiacol and its derivative compounds instead of reaction among gas species and water. …

バイオマス科学会議発表論文集 (8), 150-151, 2012-12-25

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16

Pb-233 Production of bio-fuel using hydrodesulfurization plants in oil refinery [in Japanese]

SUGIMOTO Yoshikazu , HORIE Yukichi

… Used cooking oil(UCO) and woody tar(WT) were co-hydrotreated with petroleum fractions, vacuum gas oil(VGO) and residual oils, using continuous flow fixed-bed and slurry-bed reactors. …

バイオマス科学会議発表論文集 (8), 144-145, 2012-12-25

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17

O-203 Material adaptability to pressurized fixed bed gasification [in Japanese]

YASUDA Hajime , SUZUKI Yoshizo , OSHIMA Yuji , NAKAGOME Hideki

… In order to produce feedstock gas for BTL fuel synthesis process, pressurized gasification is an option. … Gasification reaction was achieved well in the experiment for PKS while the trouble such as the channeling of the gas flow was caused using the wood pellet. … Such trouble was reduced by lowering the bed height of the materials inside the gasifier, and outlet gas temperature increased by bed height lowering. …

バイオマス科学会議発表論文集 (8), 16-17, 2012-12-25

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18

O-201 Numerical simulation through the pyrolysis of woody biomass with shrinking volume [in Japanese]

TANOUE Ken-ichiro , UEMURA Yoshimitsu , Nishimura Tatsuo , Taniguchi Miki , SASAUCHI Ken-ichi

… If the tar decomposed to char and gas, the temperature in the particle increased slightly due to the exothermic reaction of char formation and the yield of gas was more than those of tar and solid. … However, the higher the lignin content of biomass made the more the yields of the tar and solid and the less the yield of gas at steady state for 673K < …

バイオマス科学会議発表論文集 (8), 12-13, 2012-12-25

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19

O-104 Entrained flow gasification characteristics of the carbonized sewage sludge [in Japanese]

MATSUI Tetsuro , ICHIKAWA Kazuyoshi , OTAKA Maromu , SONODA Yoshihiro , SHOJI Tetsuya

… It reveals that the sufficient calorific value of syngas for gas engine had been obtained by mixing Carbonized Sewage Sludge and woody biomass. …

バイオマス科学会議発表論文集 (8), 8-9, 2012-12-25

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20

Development of Numerical Analysis of Multiphase Flow in Powder Technology [in Japanese]

田中敏嗣

混相流 26(4), 392-398, 2012-12-00

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