Search Results 1-20 of 129

  • Advanced Lubricative Zinc Oxide Sputter-Coatings  [in Japanese]

    Tosa Masahiro , Sasaki Michiko , Goto Masahiro

    <p>Znは人体や環境に優しく埋蔵量が豊富で、酸化物のZnOは耐酸化性にも優れており、ZnOの結晶構造を制御してベアリングにコーティングすることによって省エネルギー化に成功した。ZnOをボール表面にスパッタコーティングしたボールベアリングを作製し高速回転時の転がり摩擦が半減されるとともにZnOコーティングベアリングを採用した小型ガスタービンシステムの燃料消費は約1%以上低減できた。&l …

    Abstract book of Annual Meeting of the Japan Society of Vacuum and Surface Science 2019(0), 1Fa01, 2019

    J-STAGE 

  • 都市部および郊外の公園における利用者の環境適応行動調査  [in Japanese]

    NAKANO Junta

    … Occupants preferred sunshine and stayed there longer than shaded area in cold seasons. … Median of occupancy period had strong correlation with mean daily outdoor temperature except in summer. … Weighted running mean outdoor temperature showed the highest correlation for yearly clothing trend.</p> …

    Techinical Papers of Annual Meeting the Society of Heating,Air-conditioning and Sanitary Engineers of Japan 2018.6(0), 9-12, 2018

    J-STAGE 

  • Investigation on neutral and preferred temperature of secondary school in Nepal  [in Japanese]

    Shrestha Mishan , Rijal H.B.

    <p>ネパールの学校校舎において、温熱環境実測と熱的快適性調査を行った。</p>

    Techinical Papers of Annual Meeting the Society of Heating,Air-conditioning and Sanitary Engineers of Japan 2018.6(0), 13-16, 2018

    J-STAGE 

  • COMPARING MEASURED AND EVALUATED THERMAL ENVIRONMENTAL CONDITIONS IN AN ELDERLY DAYTIME CARE FACILITY COOLED BY A COLDWATER CIRCULATION TYPE OF SNOW COOLING SYSTEM AND AN AIR CONDITIONING SYSTEM

    Iino Yukari , Akutsu Masato

    … Measurements, questionnaires, and interviews were conducted in a daytime care facility for the elderly that was equipped with a cold-water circulation type of snow cooling systems (SCS) and an air conditioning system (ACS) in Niigata, Japan. … In contrast, the care staff preferred the ACS environment because they felt cool and comfortable in that environment. … Moreover, using SCS was difficult to control and maintain a stable temperature owing to a variation in the conditions of the melting snow. …

    Grand Renewable Energy proceedings 1(0), 329, 2018

    J-STAGE 

  • Evaluation of Effectiveness of Snow Utilization for Preservation of Cheese by a Model Experiment  [in Japanese]

    KAMIYAMA Shin , TAYAMA Mai , SUZAKI Nami , OHTA Hikaru , KANEKO Miku , SONE Hideyuki

    <p>本研究は,人工的に雪室環境を再現した雪室モデルを用いることにより,チーズの保存における雪利用の有効性について検討した.水分の多いカマンベールチーズを温度・湿度に変動のある冷蔵庫あるいは雪室モデルに1ヶ月間保存した場合,簡易密封した状態でも冷蔵庫保存よりも雪室モデル保存で水分の減少と色の変化が抑えられることが示された.雪室モデルに保存したチーズはテクスチャーも良好であり,官能評価に …

    Japan Journal of Food Engineering 19(3), 137-144, 2018

    J-STAGE  JASI 

  • QUESTIONNAIRE SURVEYS ON HEATING/COOLING EQUIPMENT USE AND CLOTHING WORN WITHIN HOMES  [in Japanese]

    MURO Keiko

    … The results show the following points: (1) there were differences in preferred air-conditioning temperature settings among age groups, (2) clothing amounts worn within the home differ for males and females, and (3) the amount of clothing worn affects air conditioner usage. …

    AIJ Journal of Technology and Design 24(56), 253-258, 2018

    J-STAGE 

  • REQUIREMENT AND SET TEMPERATURE WHEN A SENIOR USES AN AC:-Survey about actual condition of use of air-conditioners-  [in Japanese]

    ITOIGAWA Takaho

    … Specifically, the elderly experience such symptoms despite being indoors, especially when the air conditioner is wall-mounted. … Therefore, the appropriate use of an air-conditioner will not only lead comfortable indoor conditions but will also prevent heat stroke. … However, it is known that the use of air-conditioners increases costs of electricity use. …

    Journal of Environmental Engineering (Transactions of AIJ) 82(734), 377-383, 2017

    J-STAGE 

  • Impact of operation condition on temperature distribution in single cell of polymer electrolyte fuel cell operated at higher temperature than usual

    NISHIMURA Akira , YOSHIMURA Masato , MAHADI Amira Hakimi , HIROTA Masafumi , KOLHE Mohan Lal

    … <p>For improving performance of the stationary Polymer Electrolyte Fuel Cell (PEFC) system, the cell operating temperature up to 90°C will be preferred in Japan during the period from 2020 to 2030. … To understand the operation of the PEFC system under relatively high temperature conditions, detail heat and mass transfer analysis is required. …

    Mechanical Engineering Journal 3(5), 16-00304-16-00304, 2016

    J-STAGE 

  • Does the hair influence heat extraction from the head during head cooling under heat stress?

    SHIN Sora , PARK Joonhee , LEE Joo-Young

    … The head and neck of subjects were cooled by a liquid perfused hood while immersing legs at 42°C water for 60 min in a sitting position at the air temperature of 28°C with 30% RH. … Heat extraction from the head was significantly greater in 10°C than in 15 or 20°C cooling (<i>p</i><0.05) for both normal and cropped hair, whereas subjects preferred the 15°C more than the 10 or 20°C cooling regimen. …

    Industrial Health 53(6), 533-541, 2015

    J-STAGE  Ichushi Web 

  • Role of Hydrides and Solute Hydrogen in Embrittlement of Pure Titanium  [in Japanese]

    Suzuki Hiroshi , Fukushima Hiroto , Takai Kenichi

    … Three types of cooling process after heating were employed to obtain hydrides with different morphologies and solute hydrogen: furnace cooling and water quenching, both to room temperature, and air cooling to 473 K. … The specimens with coarse hydrides showed an increase in DS in the high strain rate region due to preferred fracture of hydrides. …

    Journal of the Japan Institute of Metals and Materials 79(3), 82-88, 2015

    J-STAGE 

  • F-5 Experimental study of the influences of the cold at feet on preferred room temperature  [in Japanese]

    KUBO Hiroko , TANAKA Yuri , ISODA Norio

    足の冷えと室温選択との関連を検討するため、足元の冷えを訴える被験者(cold群)とそうでない被験者(warm群)に人工気候室における室温選択実験を実施し、その時の生理心理反応について検討した。その結果、cold群の方がやや高い気温を選択したが、皮膚温や全身の温冷感、快適感には殆ど差は認められなかった。しかし、足の快適感では120分後も快適側にならず、足の不快感のみが大きく異なった。

    人間-生活環境系シンポジウム報告集 39, 205-206, 2015

    NDL Digital Collections 

  • Field survey of air conditioner temperature settings in a hot, dry climate (Oman)

    Majid Noor Hanita Abdul , Takagi Nozomi , Hokoi Shuichi , Ekasiwi Sri Nastiti N. , Uno Tomoko

    … In conventional air-conditioning design, the comfortable range of temperatures is between 25°C and 27°C with relative humidity levels of 40% to 60%; … In Asia, there has recently been a rapid and widespread diffusion of air conditioners; … therefore, a survey was conducted to clarify what temperature and humidity level people in Asian countries prefer in order to feel comfortable. …

    HVAC&R Research 20(7), 751-759, 2014-10-06

    IR 

  • Relationship between Sleep Disorder and Nighttime Outdoor Thermal Environment in the 23 Wards of Tokyo  [in Japanese]

    OHASHI Yukitaka , IHARA Tomohiko , GENCHI Yutaka

    2007 年夏季に東京23 区で調査された睡眠に関するアンケート結果をもとに,住民の睡眠障害と屋外気象環境の関係を分析した。暑さによる睡眠障害を訴えた人の割合(睡眠障害有症率)と夜間の屋外最低気温とのあいだには明らかな相関が認められ,25℃を下回らない熱帯夜条件になると睡眠障害有症率が顕著に増加した。東京23 区を沿岸部・都心部・内陸部に分けた場合,熱帯夜条件のなかで,最低気温の低い沿岸部の睡眠障 …

    Papers on Environmental Information Science ceis28(0), 367-372, 2014

    J-STAGE 

  • P32 Size and Morphology of Synthesized Crystalline Scorodite Particle Using Ultrasound Irradiation(Poster Session)  [in Japanese]

    Kitamura Yuya , Okawa Hirokazu , Kato Takahiro , Sugawara Katsuyasu

    … Large scorodite particles (>10μm) are synthesized at high temperature (>90℃ solution) in general. … Particle size of scorodite can vary but larger ones are preferred because low surface-to-volume ratio makes it difficult to dissolve into the acidic solution. … Before the sonication of the solution, oxygen gas (100ml/min) was flowed into the solution for 20min to purge air in the flask. …

    Proceedings of the Annual Meeting of the Japan Society of Sonochemistry 22(0), 85-86, 2013

    J-STAGE 

  • PREFERRED AIR TEMPERATURE BY THE ELDERLY AND PSYCHOLOGICAL AND PHYSIOLOGICAL RESPONSE TO ESTABLISHED AIR TEMPERATURE  [in Japanese]

    佐々 尚美 , 久保 博子 , 磯田 憲生

    日本建築学会環境系論文集 77(676), 475-479, 2012-06

  • Individual differences of the body temperature regulation and thermal comfort by decreasing the air temperature:- Comparison of summer and winter -

    YASUOKA Ayako , KUBO Hiroko , TSUZUKI Kazuyo , ISODA Norio

    【目的】快適な温熱環境を提案する上で、実生活で体験するような室温変化時の生理心理特性の把握は重要である。本研究は、中等度温熱環境下での室温低下が、体温調節反応と温熱的快適性に及ぼす影響の個人差を検討するため、青年女性を室温低下の環境に曝露し、生理心理反応を測定した。本報では特に夏期と冬期に行った結果の比較を行う。【方法】実験は人工気候室において椅座安静で行った。実験条件は「33℃40分間一定&ra …

    Abstracts of Annual Congress of The Japan Society of Home Economics 64(0), 238, 2012

    J-STAGE 

  • PREFERRED AIR TEMPERATURE BY THE ELDERLY AND PSYCHOLOGICAL AND PHYSIOLOGICAL RESPONSE TO ESTABLISHED AIR TEMPERATURE  [in Japanese]

    SASSA Naomi , KUBO Hiroko , ISODA Norio

    … The purpose of this study is to investigate the psychological and physiological responses to various air temperature conditions via the preferred air temperature of the elderly. … The subjects who were 29 healthy females and 28 healthy males were exposed to 8 established air temperatures(23°C-33°C) for 60 minutes. … The lower thigh skin temperature of the ‘High’ …

    Journal of Environmental Engineering (Transactions of AIJ) 77(676), 475-479, 2012

    J-STAGE 

  • Column Desulfurization of Hydrodesulfurized Gasoline Using Ce(IV)-Loaded Y-Zeolite Adsorbent

    Xue Mei , Wen Puhong , Chitrakar Ramesh , Ooi Kenta , Feng Qi

    … A high temperature is preferred for the effective removal of the sulfur compounds by the granulated adsorbent, which increases the rate of the adsorption reaction. … A thiophene adsorption–desorption cycle experiment indicates that after the sulfur adsorption, the CeY-S adsorbent can be regenerated by calcination in air at temperature above 450°C and that adsorbent structure is stable during repeated adsorption–desorption cycles. …

    JOURNAL OF CHEMICAL ENGINEERING OF JAPAN 45(5), 324-330, 2012

    J-STAGE 

  • P-29 Individual differences of physiology and psychological effects of decrease in room temperature on human body in summer  [in Japanese]

    KUBO Hiroko , OHNISHI Mai , ISODA Norio , SASSA Naomi , 磯田 憲生

    温度の低下度が異なる2条件の室温低下条件に、好みの気温の異なる被験者3群を曝露し、生理心理反応を計測し、被験者群で特徴があるのかどうかについて検討した。実験な人工気候室を用いて夏期に行った。被験者は青年女子21名を、予め選択気温実験を行いそのうち、高温群6名、z中温群8名、低温群6名の3群に分類し21名を室温低下実験に採用した。室温が低下すると平均皮膚温は低下し、躯幹部では皮膚温低下後安定したが、 …

    人間-生活環境系シンポジウム報告集 36, 233-236, 2012

    NDL Digital Collections 

  • 41028 Individual and Gender differences of physiological and psychological responses on Preferred Air Temperature in Summer  [in Japanese]

    KUBO Hiroko , ISODA Norio , SASSA Naomi

    Summaries of technical papers of Annual Meeting Architectural Institute of Japan. D-2, Environmental engineering II, Heat, moisture, thermal comfort, natural energy, air flow, ventilation, smoke exhaustion, computational fluid dynamics, indoor air quality heating, cooling and air-conditioning heat and cold sources, piping systems application of building services (2011), 55-56, 2011-07-20

    AIJ 

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