Search Results:　 1-20 of 107

1

Study on Degradation of Synthetic Rubber Caused by Residual Chlorine Included in City Water : Part 1-Case Study and Mechanism of EPDM Packing Degradation [in Japanese]

NAKAMURA Tsutomu , KAWAHARA Seiichi , OOTAKE Yoshito , SAKAUE Kyousuke

給水・給湯設備では,管継手・バルブなどの止水箇所に合成ゴムを装着した製品がシステムに採用されている。止水箇所に合成ゴムが採用された背景には,施工技能者の減少に伴う製品の軽量化,施工の簡易化,コストダウンなどが挙げられる。しかし,合成ゴムについては,飲料水を供給する給水や給湯のシステムにおいて,使用を開始してから10年未満の短期間に劣化し,黒色異物などが水栓より流出や水漏れ等のトラブルがみられる。従 …

Transactions of the Society of Heating, Air-Conditioning and Sanitary Engineers of Japan (171), 41-48, 2011-06-05

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2

Study on Zero-Flux Application for Restraining the Remanence of High-DC-power Electromagnet

YUAN Hanwen , MI Hanguang , GUO Xin , LIU Yingyi

… If there is much remanence left when the power of electromagnet shut off, the controller will generate the excitation current which is against the direction of remanence current. …

IEICE technical report. EMD 110(270), 243-246, 2010-11-04

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3

A Low-power ASIP Generation Method by Extracting Minimum Execution Conditions

Iwato Hirofumi , Sakanushi Keishi , Takeuchi Yoshinori , Imai Masaharu

… For highly effective power reduction by clock gating, it is important to create minimum execution conditions, which can shut off redundant clock supplies for registers. …

Information and Media Technologies 5(4), 1110-1121, 2010

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4

Improvement in Operating Characteristics of a Small Loop Heat Pipe with Active Control of a Reservoir

FUKUYOSHI Fuyuko , NAGANO Hosei , OGAWA Hiroyuki , NAGAI Hiroki

… Forced shut-off of the loop operation by rapid heating of the reservoir was also demonstrated. …

AEROSPACE TECHNOLOGY JAPAN, THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES 9(0), 49-55, 2010

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5

Electrical Resistance Change of Thick CFRP Laminate for Self-Sensing

TODOROKI Akira , SAMEJIMA Yuusuke , HIRANO Yoshiyasu , MATSUZAKI Ryosuke , MIZUTANI Yosihiro

… In a previous paper, the current shut-off caused by the delamination crack increased the electrical resistance for a thin laminate, and the effect of piezoresistance caused by the residual strain relief was small compared with the shut-off effect. …

Journal of Solid Mechanics and Materials Engineering 4(6), 658-668, 2010

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6

A Low-power ASIP Generation Method by Extracting Minimum Execution Conditions

Iwato Hirofumi , Sakanushi Keishi , Takeuchi Yoshinori , Imai Masaharu

… For highly effective power reduction by clock gating, it is important to create minimum execution conditions, which can shut off redundant clock supplies for registers. …

IPSJ Transactions on System LSI Design Methodology 3(0), 222-233, 2010

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7

Mechanism of Electrical Resistance Change of a Thin CFRP Beam after Delamination Cracking

TODOROKI Akira , SAMEJIMA Yusuke , HIRANO Yoshiyasu , MATSUZAKI Ryosuke , MIZUTANI Yoshihiro

… We report experimental and FEM analyses to investigate the effect of shut-off of the current path caused by delamination cracking, and the effect of piezoresistance caused by residual strain relief after delamination cracking. … It was found that the effect of the piezoresistance is small compared to the effect of the current shut-off for the thin CFRP laminate. …

Journal of Solid Mechanics and Materials Engineering 4(1), 1-11, 2010

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8

Influence on Observation from IR Divergence during Inflation. I : Single Field Inflation(Astrophysics and Cosmology)

URAKAWA Yuko , TANAKA Takahiro

… Introducing a new perturbation variable which mimics what we actually observe, we propose a new prescription to solve the time evolution of perturbation in which this leakage of information from the unobservable region of the universe is shut off. …

Progress of theoretical physics 122(3), 779-803, 2009-09-25

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9

Improvement of Stalling Characteristics of an Axial-Flow Fan by Radial-Vaned Air-Separators : 2nd Report, Compact Radial-Vaned Air Separator(Fluids Engineering) [in Japanese]

YAMAGUCHI Nobuyuki , OGATA Masayuki , KATO Yohei

… The most favorable ones showed no stall up to the fan shut off conditions. …

Transactions of the Japan Society of Mechanical Engineers. B 74(746), 2173-2181, 2008-10-25

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10

Development of Packet selection type TS Switcher [in Japanese]

MURAYAMA Kenichi

地上デジタル放送は単一周波数網による放送サービスを実現するために,従来のアナログ放送と比較して,TTLを多く用いたネットワーク構成となっている.特にTS方式STL/TTL回線では一旦回線に障害が発生すると,同期を再生するまでに時間を要するため,目線障害発生時における放送サービスへの影響が大きいことが知られている.この影響を軽減するために,TSパケットの正誤を自動的に判断し,常に正常なパケットを選択 …

ITE Technical Report 32(33), 13-16, 2008-07-31

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11

A Fully Logic-Process-Compatible, SESO-memory Cell with 0.1-FIT/Mb Soft Error, 100-MHz Random Cycle, and 100ms Retention [in Japanese]

Kameshiro N. , Watanabe T. , Ishii T. , Mine T. , Sano T. , Ibe H. , Akiyama S. , Yanagisawa K. , Ipposhi T. , Iwanatsu T. , Takahashi Y.

… SESO (Single Electron Shut-off)トランジスタのプロセスを見直し、ロジックプロセス互換性を実現した。 …

Technical report of IEICE. SDM 108(139), 47-51, 2008-07-10

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12

A Fully Logic-Process-Compatible, SESO-memory Cell with 0.1-FIT/Mb Soft Error, 100-MHz Random Cycle, and 100ms Retention [in Japanese]

Kameshiro N. , Watanabe T. , Ishii T. , Mine T. , Sano T. , Ibe H. , Akiyama S. , Yanagisawa K. , Ipposhi T. , Iwanatsu T. , Takahashi Y.

… SESO (Single Electron Shut-off)トランジスタのプロセスを見直し、ロジックプロセス互換性を実現した。 …

Technical report of IEICE. ICD 108(140), 47-51, 2008-07-10

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13

Tetrodotoxin - Distribution and accumulation in aquatic organisms, and cases of human intoxication

Noguchi Tamao , Arakawa Osamu

… Consequently, pufferfish become non-toxic when they are fed TTX-free diets in an environment in which the invasion of TTX-bearing organisms is completely shut off. …

Marine Drugs 6(2), 220-242, 2008-06

IR
14

Low Power Gated Clock Tree Driven Placement

SHEN Weixiang , CAI Yici , HONG Xianlong , HU Jiang

… One of the most effective methods is based on clock gating to shut off the clock when the modules are idle. … Our method performs activity-aware register clustering that reduces the clock tree power not only by clumping the registers into a smaller area, but also by pulling the registers with the similar activity patterns closely to shut off the clock more time for the resultant subtrees. …

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences 91(2), 595-603, 2008-02-01

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15

Effect of Internal Flow in Symmetric and Asymmetric Micro Regenerative Pump Impellers on Their Pressure Performance(Fluilds Engineering) [in Japanese]

HORIGUCHI Hironori , MATSUMOTO Shinji , TSUJIMOTO Yoshinobu , SAKAGAMI Masaaki , TANAKA Shigeo

… It was found that the shut off head of the pump with the symmetric impeller was about 2.5 times as that with the asymmetric impeller. …

Transactions of the Japan Society of Mechanical Engineers. B 74(737), 121-128, 2008-01-25

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16

Development of a Low-Power Context-Aware System with a Sensor Combination Control Mechanism [in Japanese]

MURAO KAZUYA , TERADA TSUTOMU , TAKEGAWA YOSHINARI , NISHIO SHOJIRO

本研究では,稼動させるセンサの数を柔軟に制御することで低消費電力を実現するコンテキストアウェアシステムを提案する.単純に稼動センサ数を減らすだけでは状況認識の精度が低下してしまうため、利用環境に適したコンテキストの粒度での認識および人間の行動遷移を考慮した認識を行うことで少ないセンサでも十分な認識精度を得られるようにする.提案システムでは,稼働センサ数を変更しても非稼動センサのデータを補完するため …

情報処理学会研究報告. UBI, [ユビキタスコンピューティングシステム] 2007(118), 71-78, 2007-11-29

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17

Analytical Delay Variation Analysis for Power-Gated Circuits Under Process Variation [in Japanese]

HAGIWARA Shiho , SATO Takashi , MASU Kazuya

プロセス微細化に伴って増加するリーク電流を低減して低消費電力化を図るため,動作していない回路の電源をスイッチにより選択的に遮断するパワーゲーティング技術が提案されている.一方で,回路特性に対する製造ばらつきの影響が顕著となり,ばらつきを考慮した回路設計手法が必要となっている.本論文では,電源遮断スイッチを用いる回路においてトランジスタの特性ばらつきが回路特性,特に遅延時間ばらつきに与える影響につい …

情報処理学会研究報告. SLDM, [システムLSI設計技術] 2007(105), 37-42, 2007-10-26

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18

1635 Multi-objective Optimization of Mixed-Flow Pump : 1st report; Sensitivity Analysis of Design Parameters [in Japanese]

SEKINO Yumiko , WATANABE Hiroyoshi , Duccio Bonaiuti

… A sensitivity analysis of mixed-flow impeller's design parameters was performed in the first stage of optimization design of mixed-flow pumps that have a performance trade-off. … High efficiency, non-stall, and low shut-off power were set as objective functions. … This study was done by combining the three-dimensional inverse design method and CFD, some design parameters of impeller were founded to have trade-off problem for performance. …

年次大会講演論文集 : JSME annual meeting 2007(7), 139-140, 2007-09-07

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19

Particle Holdup in a Liquid-Solid Circulating Fluidized Bed(Thermal Engineering) [in Japanese]

HASHIZUME Kenichi , MORITA Shinichi

… Particle holdup in the riser tube was measured using the shut-off method. …

Transactions of the Japan Society of Mechanical Engineers. B 73(732), 1696-1703, 2007-08-25

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20

2426 An Experimental Study on the Shut-off of Siphon Flow [in Japanese]

NISHI Michihiro , YOSHIDA Kouichi , MARUMO Tomoaki

… To clarify the transient phenomena from the beginning of air admission to the shut-off of the flow, water and air flow rates, wall pressure near the air port in a siphon-pipe (50mm in dia.) were measured. … Based on the dimensional consideration applied to the experimental data, correlation to specify the required time for shut-off has been made. …

年次大会講演論文集 : JSME annual meeting 2006(2), 171-172, 2006-09-15

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