Search Results:　 1-20 of 198

1

4-8-4 The development of a hydrogen production and purification system using an autothermal reformer and pressure swing adsorption units. [in Japanese]

TOMEKAWA Shuhei , FUJISAWA Akitoshi , TANIGUCHI Yukinobu , MIURA Shin-ichi

… We developed a hydrogen production and purification system composed of an autothermal reformer and pressure swing adsorption (PSA) units, and performed experiments with this system. …

日本エネルギー学会大会講演要旨集 (21), 256-257, 2012-07-30

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2

Economic Feasibility Analysis of a PEMFC Power Plant Fueled by By-Product Hydrogen from a Petrochemical Complex with a Pressure Swing Adsorption Unit

JEONG Hyeonseok , CHO Sungwoo , HAN Chonghun

By-product hydrogen generated in chemical complexes has been used as feedstock for other chemical and refinery processes, as a product for sale, and as fuel for boilers. The value of by-product hydrog …

JOURNAL OF CHEMICAL ENGINEERING OF JAPAN 45(10), 873-880, 2012

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3

A Method Preventing Backward Falling while Walking with a Wearable Robot [in Japanese]

KITAMURA Hitoshi , KAGAWA Takahiro , UNO Yoji

… Measured data, such as ground reaction force and center of pressure (COP), was applied to fall prevention control. … In this paper, we propose a control method to adjust the timing of swing motion besed on zero-moment-point (ZMP) and to support weight shift. …

IEEJ Transactions on Electronics, Information and Systems 131(11), 2000-2008, 2011-11-01

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4

Process Intensification of Dehydrogenation Reactions by Pressure Swing Reactor

TAGAWA Tomohiko

… The promotion effect was lost after saturation of the adsorbent, so that regeneration under reduced pressure was essential to start the reaction again. … The developed reactor was the so-called pressure swing reactor (PSR) or pressure swing adsorption type reactor (PSA reactor) after the cyclic operations of pressurization and evacuation. …

Journal of the Japan Petroleum Institute 54(5), 310-319, 2011-09-01

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5

7-1-4 Development of Enrichment and Recovery Process for Olefin by Using PVSA [in Japanese]

MATSUOKA Akira , MIURA Shinichi , NAKAO Noboru

… Enrichment and recovery of Olefin by PVSA (Pressure Vacuum Swing Adsorption) process was examined. …

日本エネルギー学会大会講演要旨集 (20), 306-307, 2011-08-09

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6

4-5-2 The verification of DSS character of self-contained H2-PSA [in Japanese]

Nishikawa Daisuke , Miura Shinichi , Nakao Noboru

… For technique of hydrogen production in on-site type hydrogen station, the adoption of hydrogen pressure swing adsorption(H2-PSA) is widely-accepted. …

日本エネルギー学会大会講演要旨集 (20), 234-235, 2011-08-09

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7

Prevention of backward falling while walking on a step by a walking-assist robot [in Japanese]

ODA Yuki , KAGAWA Takahiro , UNO Yoji

本研究は,対麻痺患者のための装着型歩行補助ロボットWPALを用いた昇段歩行における後方転倒を予防する制御系の開発を目的とする.昇段時の着地位置が段差の端にあると後方に転倒する恐れがある.着地位置に起因する後方転倒を予防するため,着地時の遊脚の圧力中心位置から段差との接地状態を検出する方法を提案する.また,後方へのバランスの安定性が離脚時の重心の位置と速度により評価できることから,離脚時の重心に関す …

IEICE technical report. ME and bio cybernetics 110(460), 113-118, 2011-02-28

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8

Study on CO2 recovery systems by pressure swing adsorption under high pressure conditions (Papers reported in the 6th international symposium on "novel carbon resource sciences")

Koga Tsukasa , Matsukuma Yosuke , Inoue Gen [他] , Minemoto Masaki , 古賀吏 , 松隈洋介 , 井上元 , 峯元雅樹 , コガツカサ , マツクマヨウスケ , イノウエゲン , ミネモトマサキ

… The paper was reported in the 6th International Symposium on "Novel Carbon Resource Sciences" Nov. 12-13, 2010The numerical simulations for adsorption and desorption of CO_2 under high pressure conditions are conducted to predict distributions of CO_2 concentration, gas temperature, adsorbed amount of CO_2, etc. … The decompression time, which is the period to decrease pressure in desorption process, changes the performance of the system. …

Journal of novel carbon resource sciences 3, 6-10, 2011-02-00

IR
9

Separation of Binary Azeotrope Mixture via Pressure-Swing Distillation with Heat Integration

Matsuda Keigo , Huang Kejin , Iwakabe Koichi , Nakaiwa Masaru

… This paper addresses the addition of internal heat integration to the pressure-swing distillation (PSD) process used in the separation of binary pressure-sensitive azeotropes. … The primary step in the process design is to determine the pressure elevation from the low- to high-pressure distillation columns, followed by the design of internal heat integration between the two distillation columns. …

JOURNAL OF CHEMICAL ENGINEERING OF JAPAN 44(12), 969-975, 2011

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10

Energy and Cost Evaluation for the Concentration and Dehydration Process of Bioethanol by Zeolite Membranes [in Japanese]

OKABE Kazuhiro , YUSHIO Yasuhisa , HOSOSYA Toshifumi , KANAZAWA Shin-ichi , KASHIHARA Hideki , NAKAI Ryuusuke

バイオエタノールの脱水にはPSA法が用いられ省エネルギー化が図られているが，PSA法はプロセス上の制約があるためこれ以上の低コスト化が難しい．一方，ゼオライト素材の膜分離法は一層の省エネルギー化の可能性があり，弱点であった耐水性・耐酸性素材の開発も進められている．本研究では，バイオエタノールの蒸留・膜脱水プロセスについてシミュレーション計算を行い，膜分離法が経済的に優位となる膜特性及び濃縮プロセス …

KAGAKU KOGAKU RONBUNSHU 36(5), 486-493, 2010-11-20

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11

B28 Characteristics of Ground Reaction Forces in the golf swing [in Japanese]

NOZAWA Mutsuko , YOSHIDA Yasuyuki , MARUYAMA Takeo

… The purpose of this study was to understand characteristic of three-dimensional ground reaction forces in the golf swing. … The swing motions were recorded using a 3D optical motion capturing system with a 200Hz frame rate, and three-dimensional ground reaction forces were captured by two force plates operating at 1000Hz on the floor of laboratory. … Also, the center of pressure during the golf swing was measured. …

ジョイント・シンポジウム講演論文集 : スポーツ工学シンポジウム : シンポジウム:ヒューマン・ダイナミックス : symposium on sports engineering : symposium on human dynamics 2010, 329-332, 2010-11-02

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12

Methane Recovery and Purification from Bio-gasses using Vacuum Pressure Swing Adsorption [in Japanese]

IZUMI Jun

冷凍 85(996), 815-818, 2010-10-15

References (3)
13

Plasma-Chemical Hybrid NOx Reduction System for Commercial Cogeneration Boiler : Recent Status Report [in Japanese]

KUROKI Tomoyuki , FUJISHIMA Hidekatsu , OKUBO Masaaki

… Operation tests of the smoke-tube boiler emission NOx treatment plant which consists of a plasma ozonizer using a pressure swing adsorption (PSA) oxygen generator and silent discharge for indirect NO oxidation and a Na2SO3 chemical scrubber are carried out for cogeneration boilers which uses a city gas and heavy oil as a fuel based on our proposed plasma-chemical hybrid NOx reduction principle. …

IEEJ Transactions on Fundamentals and Materials 130(10), 885-891, 2010-10-01

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14

Oxygen Separation by Mixed Conductive Perovskite-type Oxides(<Special Article>The Latest Trend of Oxygen Separation and Production Technology) [in Japanese]

WATANABE Ken , TERAOKA Yasutake

… membrane separation at high temperature range (usually above 800℃) and temperature/pressure swing separation at medium to high temperature range (for example, 300-800℃). …

Journal of the Japan Institute of Energy 89(9), 871-879, 2010-09-20

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15

Oxygen Separation from Air by Adsorption Process(<Special Article>The Latest Trend of Oxygen Separation and Production Technology) [in Japanese]

MIYAKE Masanori

… Oxygen separation from air by adsorption process have developed as Pressure Swing Adsorption process. …

Journal of the Japan Institute of Energy 89(9), 868-870, 2010-09-20

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16

Amorphous Indium Gallium Zinc Oxide Semiconductor Thin Film Transistors Using O2 Plasma Treatment on the SiNx Gate Insulator

Kim Woong-Sun , Moon Yeon-Keon , Lee Sih , Kang Byung-Woo , Kim Kyung-Taek , Lee Je-Hun , Kim Joo-Han , Ahn Byung-Du , Park Jong-Wan

… Processing parameters including the oxygen partial pressure, annealing temperature, and channel thickness have a great influence on TFT performance and better devices are obtained at a low oxygen partial pressure, annealing at 200 °C, and a low channel thickness. …

Jpn J Appl Phys 49(8), 08JF02-08JF02-4, 2010-08-25

The Japan Society of Applied Physics
17

7-2-3 Development of Enrichment Recovery Process for Olefin by Using PSA [in Japanese]

MATSUOKA Akira , MIURA Shinichi , NAKAO Noboru

… Enrichment recovery of Olefin by PSA (Pressure Swing Adsorption) process utilizing CO selective adsorbent was examined. …

日本エネルギー学会大会講演要旨集 (19), 334-335, 2010-08-02

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18

Characteristics of Transparent ZnO-Based Thin-Film Transistors with High-$k$ Dielectric Gd2O3 Gate Insulators Fabricated at Room Temperature

Kou-Chen Liu , Jung-Ruey Tsai , Chi-Shiau Li , Po-Hsiu Chien , Jyun-Ning Chen , Wen-Sheng Feng

… In the high-oxygen-pressure region, the resistivity of the ZnO films was predominated by carrier concentration, while it is controlled by carrier mobility in the low-oxygen-pressure region. … The on/off current ratio, field-effect mobility, and subthreshold swing of gate voltage obtained were approximately $10^{5}$, 1.12 cm2 V-1 s-1, and 0.4 V/decade, respectively. …

Jpn J Appl Phys 49(4), 04DF21-04DF21-4, 2010-04-25

The Japan Society of Applied Physics
19

Control of a legged locomotor device using a ground force sensor for fall prevention [in Japanese]

KITAMURA Hitoshi , KAGAWA Takahiro , UNO Yoji

下肢麻痺患者の自立歩行を補助するロボットの開発において,安全に直結する転倒防止は解決すべき重要な課題である.転倒防止を考える上で,歩行中の床反力を計測することは有用であると思われる.そこで,ロボットの足裏に複数の小型3軸力覚センサを配置した計測システムを開発し,検出した床反力や圧力中心位置のデータを転倒防止に利用することを考える.本研究では,ゼロモーメントポイント(ZMP)に基づいたスウィング動作 …

IEICE technical report. ME and bio cybernetics 109(460), 55-60, 2010-03-02

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20

Reversible change in crystal structure of Ba(or Sr)FeO3-.DELTA. associated with oxygen sorption/desorption by pressure variation

MASUNAGA Takamitsu , IZUMI Jun , MIURA Norio

… Pressure-swing adsorption (PSA) method is considered to be effective for this purpose, if the high-performance oxygen adsorbents can be developed. … These oxide samples were synthesized and then evaluated for oxygen sorption and desorption characteristics by the variation of oxygen partial pressure, with the simultaneous observation of change in crystal structure. …

Journal of the Ceramic Society of Japan 118(1382), 952-954, 2010

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