検索結果 334 件

小八木 裕貴, 横田 和彦 流体工学部門講演会講演論文集 2022 (0), OS03-40-, 2022

<p>Dual bell nozzle has a structure that combines two bell nozzles with different expansion ratios, consisting of a base nozzle with a low expansion ratio and an extension nozzle with a high …

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澤野 壯太, 横田 和彦 流体工学部門講演会講演論文集 2022 (0), OS11-02-, 2022

<p>A numerical calculation method for detonation transition process using an experimental-scale grid was proposed in this study. This method consists of multicomponent diffusion model. Detonation …

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休場 海知也, 佐藤 光太郎, 伊藤 拓実, 川原 良太, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2022.28 (0), 15G02-, 2022

<p>An attempt was made to elucidate the influence of a bluff body installed near the jet outlet slot on the flow characteristics. In this study, the synthetic jets were applied as the jet flows and …

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中山 貴皓, 矢口 大暉, 張 強, 佐藤 光太郎, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2022.28 (0), 15G03-, 2022

<p>When a single-slotted circular cylinder with tangential blowing is installed downstream of the main jet, the deflection characteristics of the main jet depend on the position of the circular …

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簗島 一希, 田中 優気, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2021.27 (0), 11E10-, 2021

<p>Recently, an electronic fluid device has attracted attention as a fluid control device. The purpose of this study is to develop a planar fluid controller for CD-PA (Corona Discharge Plasma …

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澤野 壯太, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2021.27 (0), 11D08-, 2021

<p>This study aims at investigating the Geysering of a vertical natural convection type. The experimental equipment is a closed loop circulation system in which water is used as a working fluid. …

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小野 昂大, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2021.27 (0), 11E02-, 2021

<p>In order to clarify theoretical characteristics of a pump-turbine in a shutdown sequence, the experiment, numerical simulation and theoretical analysis are performed in this study. The …

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小川 廉十, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2021.27 (0), 10D02-, 2021

<p>In this study, computational fluid dynamics (ANSYS-Fluent 2019 R3, ANSYS-CFX 2020 R1) were used to investigate fluid vibrations in the low flow region of axial fans. Previous studies have shown …

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永田 佳佑, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2021.27 (0), 11E06-, 2021

<p>Cavitation is an unsteady phenomenon and can be a cause of performance deterioration, noise, vibration problem. In this study, to elucidation of choking phenomenon in cavitating flow. Numerical …

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中村 椋, 田島 一輝, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2021.27 (0), 11E16-, 2021

<p>In order to clarify the vibration of the wing flutter in NACA0012 airfoil, experiments and numerical calculations are performed in this study. The purpose of this study is to control the wing …

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小八木 裕貴, 鶴 若菜, 須田 広志, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2021.27 (0), 11E07-, 2021

<p>In this paper, a two-dimensional steady-state calculation of a new rocket nozzle is performed. The nozzle is an improved version of the Expansion Deflection (E-D) nozzle. Instead of a center body …

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田島 一輝, 鶴 若菜, 横田 和彦 流体工学部門講演会講演論文集 2021 (0), OS05-19-, 2021

<p>Recently, plasma actuators have been attracting attention as devices for controlling fluids such as water and air. This device generates a fluid flow by electricity. The purpose of this study is …

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近藤 翔太, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2021.27 (0), 11E03-, 2021

<p>With the development of technology, the performance of pumps used in rocket engines and the like is being improved so that they can be used in wide range of application. Along with this, the …

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橋本 彩夏, 岡本 亮治, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2021.27 (0), 11E01-, 2021

<p>The effects of diluent which is carbon dioxide on suppression of detonation waves was investigated for the combustion of premixed gas using hydrogen and oxygen. Experiments and computational …

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渡部 篤典, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2021.27 (0), 10D01-, 2021

<p>The experimental studies were performed to clarify the upper and lower boundaries of the fan. A crossflow fan is rotated in the open space, i.e. without casing. The fan diameter is 78 mm. The …

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高橋 文弥, 張 強, 横田 和彦, 佐藤 光太郎 北海道支部講演会講演概要集 2020.57 (0), 25-26, 2020

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日下部 裕真, 横田 和彦, 鶴 若菜, 佐藤 光太郎 北陸信越支部総会・講演会　講演論文集 2019.56 (0), E034-, 2019

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須部 崇, 板垣 直樹, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2019.25 (0), 19B17-, 2019

<p>The subject of this research is analyzing flutter installed by wires through wind-tunnel experiments. Using a high speed camera, the wing’s posture and orbit were obtained. As the tension …

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武田 和也, 佐藤 光太郎, 横田 和彦, 西部 光一 日本機械学会九州支部講演論文集 2019.72 (0), D44-, 2019

<p>In the situation of the swirling flow ejected to the semi-infinite space, the flow with the swirling jet structure is formed, when the swirl number relating to the angular momentum is small. On …

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岡本 亮治, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2019.25 (0), 19B21-, 2019

<p>The aim of this study is to clarify the factor which affects transition from deflagration to detonation. Premixed gas of hydrogen and oxygen was ignited in a channel having obstacles, and the …

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佐藤 理那, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2019.25 (0), 18B10-, 2019

<p>Hyperloop is a next-generation transportation system plan that is currently being developed which is a railroad running in a tube with reduced pressure. In this research, we aim to understand the …

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松本 健佑, 前田 智重, 常田 友紀, 香川 修作, 能見 基彦, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2019.25 (0), 18B04-, 2019

<p>Cavitation is a typical unsteady phenomenon and can be a cause of performance deterioration, severe noise, vibration problems, wing erosion in hydraulic systems. Therefore, much research has been …

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志村 裕毅, 鶴 若菜, 佐藤 光太郎, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2019.25 (0), 19B16-, 2019

<p>The purpose of this study is to make clear the effects of sizes of inlet and outlet areas and flow passage width of a C-shaped channel viscous micro pump on the flow characteristics. The cases of …

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田中 昌樹, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2019.25 (0), 19B15-, 2019

<p>When a flat plate is installed orthogonally to the downstream side of the circular cylinder blade, a longitudinal vortex is periodically generated in the vicinity of the intersection of the flat …

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田中 優気, 日下部 裕真, 鶴 若菜, 佐藤 光太郎, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2019.25 (0), 18B11-, 2019

<p>As a device for fluid, an electro fluidic device has attracted attention. The purpose of this study is to develop flat fluid control devises of CD-PA (Corona Discharge - Plasma Actuator) which …

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小川 勝良, 鶴 若菜, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2019.25 (0), 18B12-, 2019

<p>The aim of this study is to clarify stability of a drone in a narrow space. In this study, behavior of a drone in a narrow duct was investigated. Experiments were carried out using a drone with a …

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秋山 剛毅, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2018.24 (0), OS0522-, 2018

<p>Although there is a lot of underwater explosion study to investigate impact on structures, there is very few study to investigate underwater explosion near surface. So in my study, we performed …

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竹内 仁志, 姜 東赫, 横田 和彦, 宮内 英樹 日本機械学会関東支部総会講演会講演論文集 2018.24 (0), OS0516-, 2018

<p>In order to improve atomization characteristics, a steady jet experiment was conducted under atmospheric pressure atmosphere using a slit nozzle simulating a jet engine in two dimensions, and the …

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小林 亮太, 西部 光一, 横田 和彦, 佐藤 光太郎 東海支部総会講演会講演論文集 2018.67 (0), 326-, 2018

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長谷川 広大, 横田 和彦, 姜 東赫 日本機械学会関東支部総会講演会講演論文集 2018.24 (0), OS0509-, 2018

<p>As the cause of vibration that be caused to the whirling motion at the rotating machine, It exists in the rotordynamic fluid forces. Vibration arisen by the forces is primarily called …

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笠倉 健一, 遠藤 大暉, 横田 和彦, 姜 東赫 日本機械学会関東支部総会講演会講演論文集 2018.24 (0), OS0523-, 2018

<p>The present study investigated geysering in a vertical heat tube. In recent years, oscillation due to the boiling phenomenon of the same mechanism as Geysering is regarded as a problem at LNG …

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谷口 祐太, 姜 東赫, 横田 和彦 東北支部総会・講演会　講演論文集 2018.53 (0), 5-6, 2018

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穴口 海輝, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2018.24 (0), OS0517-, 2018

<p>The present research investigated effect of backflow prevention plate on unsteady characteristics of a swirling jet. The experimental facility was designed to control the swirl ratio adjusted by …

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安藤 諒, 山口 裕理, 横田 和彦, 姜 東赫, 米澤 宏一 日本機械学会関東支部総会講演会講演論文集 2018.24 (0), OS0504-, 2018

<p>Dual-bell nozzle is one of the altitude compensation nozzle concepts, which consists of two bell types nozzle with different geometric area ratios. It can be used for the main engine of reusable …

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吉野 一樹, 横田 和彦, 姜 東赫, 前田 智重 東北支部総会・講演会　講演論文集 2018.53 (0), 9-10, 2018

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遠藤 大暉, 鶴 若菜, 横田 和彦 北海道支部講演会講演概要集 2018.56 (0), 132-, 2018

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山口 裕理, 鶴 若菜, 横田 和彦, 米澤 宏一 北海道支部講演会講演概要集 2018.56 (0), 131-, 2018

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板垣 直樹, 横田 和彦, 姜 東赫, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2018.24 (0), OS0515-, 2018

<p>In this study, experiments and numerical calculations of a plasma actuator (PA) were carried out. PA is a microfluidic device composed of two electrodes and dielectric, high voltage and high …

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落合 慶一, 佐藤 光太郎, 中村 慎策, 横田 和彦 東海支部総会講演会講演論文集 2018.67 (0), 329-, 2018

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里見 憲彰, 鶴 若菜, 横田 和彦 北海道支部講演会講演概要集 2018.56 (0), 134-, 2018

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古本 健一郎, 鶴 若菜, 横田 和彦, 佐藤 光太郎 北海道支部講演会講演概要集 2018.56 (0), 133-, 2018

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高橋 寛如, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2018.24 (0), OS0514-, 2018

<p>The present paper deals with identification and detection of cells. To identify the cells is useful for the investigation of the non-steady phenomenon and can consider its reason and measure. In …

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高浜 良平, 古本 健一郎, 横田 和彦, 姜 東赫, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2018.24 (0), OS0612-, 2018

<p>This study reports on the experiment about combustion wave propagating in the tube. In the experiment, hydrogen is used for fuel. the experimental tube has rectangular cross section and the …

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杉山 颯, 松村 康一郎, 横田 和彦, 姜 東赫 東北支部総会・講演会　講演論文集 2018.53 (0), 23-24, 2018

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宮内 英樹, 鶴 若菜, 横田 和彦 北海道支部講演会講演概要集 2018.56 (0), 122-, 2018

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姜 東赫, 佐藤 光太郎, 横田 和彦 日本機械学会論文集 83 (850), 17-00038-17-00038, 2017

<p>The present study investigates a swirl flow instability induced by a rotating cylinder between coaxial two disks as a model of a vaneless diffuser at zero flow rate. To begin with, the experiment …

DOI Web Site 参考文献9件

姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会論文集 82 (835), 15-00546-15-00546, 2016

A fin pump utilizing a forced vibration of a flexible sheet in the same way as a caudal fin motion was developed for a treatment of fetal hydrocephalus. This study conducted an experiment to …

DOI Web Site 参考文献12件

岩田 敏輝, 姜 東赫, 山崎 賢, 香川 修作, 安 炳辰, 能見 基彦, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2016.22 (0), _GS0513-1_-_GS0513-2_, 2016

In double-suction centrifugal pump, there are two type cavitation instabilities. One is the cavitation surge, another is the rotating cavitation. These phenomena must be researched and inhibited …

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山岸 隼, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2016.22 (0), _GS0506-1_-_GS0506-2_, 2016

Porous aerostatic bearing are known to provide high stiffness and load capacity. It has been used to actually precision machine tools and precision measuring instruments However, it doesn't …

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山口 裕介, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2016.22 (0), _GS0521-1_-_GS0521-2_, 2016

The experimental studies were performed to clarify the fundamental flow characteristics of a fan with forward-inclined multi-blades. A crossflow fan is rotated in the open space, i.e. without …

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谷口 祐太, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2016.22 (0), _GS0518-1_-_GS0518-2_, 2016

This study presents the flow oscillation around a rotating cylinder between two coaxial stationary circular disks by experiment and numerical simulation. In the experiments and simulations, a …

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笠井 泰明, 清水 翔平, 佐藤 光太郎, 横田 和彦 北陸信越支部総会・講演会　講演論文集 2016.53 (0), _1604-1_-_1604-5_, 2016

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大橋 悠貴, 工藤 正規, 佐藤 光太郎, 横田 和彦, 西部 光一 北陸信越支部総会・講演会　講演論文集 2016.53 (0), _1605-1_-_1605-5_, 2016

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司馬 聖大, 工藤 正規, 佐藤 光太郎, 横田 和彦, 西部 光一 流体工学部門講演会講演論文集 2016 (0), 0212-, 2016

<p>A small centrifugal compressor with a high rotation speed is necessary for the 100-kW class gas turbine, and variable inlet guide vanes (IGVs) should be installed at the inlet of such a …

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姜 東赫, 西部 光一, 佐藤 光太郎, 横田 和彦 日本機械学会論文集 82 (839), 16-00163-16-00163, 2016

A synthetic jet is generated by an oscillating flow that a time-averaged mass flow is zero, unlike continuous jets. Synthetic jets have been used for various applications such as mixing enhancement …

DOI Web Site 参考文献9件

山﨑 賢, 姜 東赫, 香川 修作, 安 炳辰, 能見 基彦, 横田 和彦 年次大会 2016 (0), J0520401-, 2016

<p>The present research investigated flow characteristics in a square-root-shaped region of a suction performance curve based on computational fluid dynamics (CFD). The square-root-shaped region …

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大島 直也, 姜 東赫, 横田 和彦, 佐藤 光太郎 年次大会 2016 (0), G0500804-, 2016

<p>A swirling flow has a high diffusibility and the high mixed efficiency, so it is used in a combustor, a boiler, a gas turbine and so on. The swirling flow is known that it has various unsteady, …

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落合 慶一, 清水 翔平, 高橋 政行, 佐藤 光太郎, 横田 和彦 年次大会 2016 (0), S0520302-, 2016

<p>System environments vary for axial-flow fans, which are often used under unsuitable operating conditions. With the downsizing of equipment designs, obstacles are increasingly installed upstream …

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藤原 章博, 姜 東赫, 横田 和彦, 佐藤 光太郎 年次大会 2016 (0), S0520401-, 2016

<p>The present study investigated unsteady characteristics of a swirling jet. The experimental facility was designed to control a swirl ratio which is the ratio of the averaged swirl velocity at the …

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関 公太, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2016.22 (0), _GS0514-1_-_GS0514-2_, 2016

The present research investigates the cavitation instability in centrifugal pump with two dimensional impeller. In order to examine the cavitation instability, two types of two dimensional impeller …

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井上 翔太, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2016.22 (0), _GS0505-1_-_GS0505-2_, 2016

In this research, it's mentioned about investigations of effects of changing the position of sheet on the wind power generation utilizing flutter. A steel sheet is attached to the rotation axis. A …

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松嶋 直人, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2016.22 (0), _GS0522-1_-_GS0522-2_, 2016

In order to clarify the mechanism of the vibration phenomenon which occurs when a pump-turbine stops suddenly, the experiment of the pump-turbine were performed in this research. The pressure are …

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長鋪 真由子, 横田 和彦, 姜 東赫 日本機械学会関東支部総会講演会講演論文集 2016.22 (0), _GS0520-1_-_GS0520-2_, 2016

In order to clarify the instability phenomena when the pump-turbine stops in case of necessity, the experiment and the numerical simulation were performed. The past research shows that these …

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鈴木 健仁, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2016.22 (0), _GS0515-1_-_GS0515-2_, 2016

In the flow of transonic compressor, shock waves occur around blades and cause instabilities. These shockwaves may become unstable at high pressure ratio near stall line. The purpose of the …

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姜 東赫, 幡野 信哉, 横田 和彦, 香川 修作, 能見 基彦 ターボ機械 43 (3), 170-176, 2015

The stability analysis with utilizing the lumped parameter piping system was performed in the double-suction centrifugal pump. Cavitation surge was observed in the region of the negative gradients …

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和田 伸浩, 姜 東赫, 横田 和彦, 佐藤 光太郎 年次大会 2015 (0), _G0501002--_G0501002-, 2015

The experimental and numerical studies were performed to clarify the fundamental flow characteristics of a fan with forward-inclined multi-blades. A Sirocco fan and crossflow fan are rotated in the …

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深澤 光祐, 横田 和彦, 姜 東赫 日本機械学会関東支部総会講演会講演論文集 2015.21 (0), _21013-1_-_21013-2_, 2015

WIG(Wing In Ground effect)can be improve their coefficient of lift by PAR(Power Augmented Ram), that blow air into lower side of a blade in order to increase a pressure in that space. To make their …

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柴崎 一輝, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2015.21 (0), _21014-1_-_21014-2_, 2015

In the flow of a transonic compressor, shock waves occur around blades and cause instabilities. The present research investigates the instabilities caused by the shock waves. Four blades were …

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三平 達郎, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2015.21 (0), _21007-1_-_21007-2_, 2015

In order to clarify the mechanism of the instability phenomenon in an abnormal operation of a pump turbine, the experiment of a pump-turbine was performed. The pressure at inlet and outlet are …

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木下 貴裕, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2015.21 (0), _21010-1_-_21010-2_, 2015

Porous aerostatic bearing has high stiffness and load capacity. The present study experimentally investigates the vibration of a porous aerostatic bearing. A laser sensor was used for measuring the …

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近藤 裕馬, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2015.21 (0), _21009-1_-_21009-2_, 2015

The two fans were designed with the span height of 7mm and 35mm to investigate the influence of the span height on the unsteady flow in a sirocco fan without a casing. The radial velocity …

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杉山 颯, 姜 東赫, 横田 和彦, 佐藤 光太郎 流体工学部門講演会講演論文集 2015 (0), _0211-1_-_0211-2_, 2015

The Kutta condition applied in the potential flow is the used for explanation of the lift mechanism. The present research experimentally and numerically investigated the transition process from the …

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小林 延広, 渡部 裕介, 小林 亮太, 佐藤 光太郎, 西部 光一, 横田 和彦 流体工学部門講演会講演論文集 2015 (0), _0220-1_-_0220-4_, 2015

Several studies have been carried out on the behavior of synthetic jets as a substitute of continuous jets. In addition, studies have also begun to control the fluid machine using the synthetic …

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中村 慎策, 清水 翔平, 高橋 政行, 佐藤 光太郎, 横田 和彦 東海支部総会講演会講演論文集 2015.64 (0), _114-1_-_114-2_, 2015

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高橋 政行, 中村 慎策, 佐藤 光太郎, 横田 和彦 ターボ機械 43 (6), 336-347, 2015

The system environments of the axial flow fan are various. The axial flow fans are often used under unsuitable operating condition. Especially, the cases where the obstacles are distributed in …

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姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会論文集 81 (830), 15-00326-15-00326, 2015

The model experiment, the numerical calculation and the theoretical analysis are performed to investigate the characteristic of a viscous micropump by using a rotating cylinder in an elbow duct. In …

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藤森 康彦, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2015.21 (0), _11004-1_-_11004-2_, 2015

In this research, investigations of effects of rotation center on the wind power generation utilizing flutter were conducted. A rigid plate is attached to the rotation axis. A flexible sheet is …

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丸山 聡史, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2015.21 (0), _11003-1_-_11003-2_, 2015

The present paper presents the rotating instability around a rotating cylinder between two coaxial stationary circular disks experimentally and numerically. In the experiment, the hot-wire …

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藤原 章博, 姜 東赫, 横田 和彦, 佐藤 光太郎 流体工学部門講演会講演論文集 2015 (0), _0212-1_-_0212-2_, 2015

The present research investigated unsteady characteristics of a swirling jet. The experimental facility was designed to control the swirl ratio adjusted by varying the angle of the guide vanes. For …

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江口 逸実, 石澤 知明, 佐藤 光太郎, 西部 光一, 横田 和彦 流体工学部門講演会講演論文集 2015 (0), _0219-1_-_0219-3_, 2015

Studies of synthetic jets generated by compact actuators have been conducted for various applications such as drag reduction, boundary layer separation control, and multi-flow mixing. This study …

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山中 貴央, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2014.20 (0), _10809-1_-_10809-2_, 2014

In this research, the effect of load on the wind power generation utilizing flutter was investigated. A rigid plate is attached to the rotation axis and a flexible sheet is connected to the trailing …

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木下 寛之, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2014.20 (0), _20608-1_-_20608-2_, 2014

The micropumps have been used for the micro-machinery and they are needed to the accuracy and stability. The present research investigated the effects of the curved duct geometry on the pressure …

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幡野 文哉, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2014.20 (0), _20612-1_-_20612-2_, 2014

In the supersonic combustion, supersonic mixing is one of the most important issues. The present research examined the supersonic mixing using by the flexible sheet flutter in order to find …

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和田 伸浩, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2014.20 (0), _20601-1_-_20601-2_, 2014

An experimental study was made to clarify the fundamental flow characteristics of Sirocco fans. Using fan's height is 115mm, inlet radius is 80mm, outlet radius is 90mm, vane angle is 150 degree, …

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中村 慎策, 高橋 政行, 佐藤 光太郎, 横田 和彦 日本機械学会九州支部講演論文集 2014.67 (0), _619-1_-_619-2_, 2014

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福元 篤史, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2014.20 (0), _10308-1_-_10308-2_, 2014

The present research investigated the effect of the obliqueness cylinder group on the heat transfer and pressure loss performances. The pressure loss and the temperature were measured by the …

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奥村 純, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2014.20 (0), _20607-1_-_20607-2_, 2014

The self-excited vibration of a cylinder in a shear flow was investigated experimentally and numerically. The velocity downstream of the cylinder, the drug and the lift forces were measured by the …

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小田 竜, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2014.20 (0), _20611-1_-_20611-2_, 2014

The present research clarifies the generating mechanism of the fluid vibration at emergency shutdown in a pump-turbine. The experiment and the numerical simulation for the pump-turbine were …

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姜 東赫, 木下 寛之, 横田 和彦, 佐藤 光太郎 流体工学部門講演会講演論文集 2014 (0), _1024-1_-_1024-4_, 2014

With respect to a viscous micropump using a rotating cylinder in a curved duct, the influences of the angle of the curved duct on the pressure performance and flow field were investigated. The model …

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杉田 徹, 横田 和彦, 姜 東赫 流体工学部門講演会講演論文集 2014 (0), _1018-1_-_1018-3_, 2014

In order to clarify the mechanism of the instability phenomenon which occurs when a pump-turbine stops suddenly, the experiment and the numerical simulation for the pump-turbine were performed in …

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中村 慎策, 清水 翔平, 高橋 政行, 佐藤 光太郎, 横田 和彦 流体工学部門講演会講演論文集 2014 (0), _1014-1_-_1014-3_, 2014

The system requirements of axial flow fans are various. It is often seen that the axial flow fans are used under the inadequate operating condition. In recent downsizing equipment design, the cases …

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田野倉 豪希, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 387-388, 2013

To clarify the cause of "S" instability, the three-dimensional simulation of the steady flow in a pump-turbine are performed using by the commercial CFD code. For lower flow rates and negative flow …

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杉田 徹, 渡邉 匠, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 381-382, 2013

The purpose of this study is to research the flow around a rotating cylinder in a stationary cylinder. In this study, flow velocity was measured by a hot-wire anemometry. A spectral peak was found …

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山名田 勇志, 長岡 宏哲, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 107-108, 2013

The SCRAM jet engine is characterized by the supersonic combustion. In the supersonic combustion, one of the most important issues is supersonic mixing. One method utilizing the flexible sheet …

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藤原 万理恵, 島村 泰輔, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 95-96, 2013

The present study attempts to clarify some of the fundamental flow characteristics of synthetic jet and continuous jet, based on method numerical simulations using the vortex. The flow pattern and …

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廣瀬 夏穂, 姜 東赫, 佐藤 光太郎, 横田 和彦 中国四国支部総会・講演会　講演論文集 2013.51 (0), _1203-1_-_1203-2_, 2013

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工藤 正規, 高橋 政行, 佐藤 光太郎, 西部 光一, 横田 和彦 流体工学部門講演会講演論文集 2013 (0), _0631-01_-_0631-04_, 2013

Variable inlet guide vanes (IGV), which are a type of swirling flow generator, are installed at the inlet of centrifugal compressors to reduce the inlet Mach number of the rotor blades. However, it …

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島村 泰輔, 姜 東赫, 横田 和彦, 佐藤 光太郎 流体工学部門講演会講演論文集 2013 (0), _0611-01_-_0611-03_, 2013

The present study attempts to clarify flow characteristic in a synthetic jet by a discrete vortex method, particularly focusing on the streamwise mean velocity along the centerline of jets. The …

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中村 創, 竹山 渥, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 105-106, 2013

Vibrations of a circular cylinder in the shear flow are investigated experimentally. The experiment is conducted by changing the velocity gradient and the mainstream speed. When the mainstream speed …

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完戸 岳浩, 姜東赫, 廣井 希和子, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 425-426, 2013

The present research is to investigate the effects of the sheet flutter on the heat transfer coefficient in a rectangle channel. The two dimensional numerical simulation with the k-w turbulence …

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黒崎 嘉斗, 内田 匡哉, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 395-396, 2013

The present paper presents an experimental study on the rotating instability around a rotating cylinder between two coaxial stationary circular disks. The radial and circumferential flow velocities …

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市原 祐飛, 田口 寛, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 385-386, 2013

In this research, investigation of the flutter characteristics and a power generation characteristics were conducted. A rigid plate is attached to the rotation axis. A flexible sheet is settled at …

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廣井 希和子, 姜 東赫, 完戸 岳浩, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 383-384, 2013

The present research is to examine the heat transfer coefficient utilizing the flexible sheet in a rectangle channel. The heat transfer and the pressure loss coefficients for various sheet lengths …

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後藤 健志, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 393-394, 2013

The present research proposes a new type of viscous micropumps that has a rotating disk integrated on the upper wall of the elbow rectangular duct. The pressure performance of the viscous micropump …

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小瀬村 達也, 姜 東赫, 岡 大地, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 369-370, 2013

The present research presents a new type of thruster that has a nozzle-like, or difluser-like, configuration, i.e., an asymmetric channel. The fluid in the channel is excited by the reciprocating …

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村尾 光崇, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2013.19 (0), 375-376, 2013

The unsteady CFD for the cavitation in a throttle passage are carried out by using a commercial software ANSYS-CFX. The dynamic flow behavior of the closed loop system including the throttle are …

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伊藤 裕平, 鶸田 晃, 姜 東赫, 横田 和彦, 佐藤 光太郎 中国四国支部総会・講演会　講演論文集 2013.51 (0), _1117-1_-_1117-2_, 2013

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岩崎 高宏, 西部 光一, 佐藤 光太郎, 横田 和彦, 姜 東赫 流体工学部門講演会講演論文集 2013 (0), _0607-01_-_0607-05_, 2013

The present study clarifies some thrust characteristics of synthetic jets by conducting experiment and numerical simulations. In the paper type synthetic jet thruster is proposed for medical …

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清水 翔平, 中村 慎策, 高橋 政行, 佐藤 光太郎, 横田 和彦 流体工学部門講演会講演論文集 2013 (0), _0412-01_-_0412-04_, 2013

The system requirements of the axial flow fan are various. It is often seen that the axial flow fans are used under the inadequate operating condition. In recent equipment design, the cases where …

DOI Web Site

稲井田 勇輝, 竹山 渥, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2012.18 (0), 73-74, 2012

The pressure loss characteristics of a dispersion liquid flow containing the organic nanotube in the circular pipe are investigated experimentally. The volumetric flow rate and the pressure …

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村尾 昌紀, 完戸 岳浩, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2012.18 (0), 75-76, 2012

The pressure loss characteristics were investigated for the water flow with the water and the air cavities in the rectangular duct. The pressure loss coefficients obtained by the experiments were …

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柳瀬 慶弘, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2012.18 (0), 611-612, 2012

The cavity flow is important issues for the practical engineer problems such as the heat fluid mechanics, the cavity noise and so on In the present paper, the effects of cavity geometries on the …

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野牧 司, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2012.18 (0), 143-144, 2012

In the present study, the viscous micropump using a rotating circular disk in an elbow duct is investigated based on the centimeter-scale model experiments. The low Reynolds number was realized by …

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川村 直人, 岡 大地, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2012.18 (0), 133-134, 2012

A fluid transport device utilizing a diffuser is investigated based on an experiment. The fluid in a diffuser was excited by the reciprocating motion of a piston integrated in the side wall. The …

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田中 雄貴, 西部 光一, 佐藤 光太郎, 横田 和彦 流体工学部門講演会講演論文集 2012 (0), 79-80, 2012

The present study clarifies some thrust characteristics of synthetic jets by conducting numerical simulations. In this paper, two types of synthetic jet thrusters are proposed and the thrust of both …

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田口 寛, 横田 和彦, 姜 東赫, 佐藤 光太郎 流体工学部門講演会講演論文集 2012 (0), 351-352, 2012

The research proposes a flagmill,which is a new wind power generator utilizing the flutter of a flexible sheet.The sheet is simply supported at the leading edge by a supporting pole which rotates …

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内田 匡哉, 姜 東赫, 黒崎 嘉人, 横田 和彦, 佐藤 光太郎 流体工学部門講演会講演論文集 2012 (0), 137-138, 2012

The present paper presents the rotating instability around a rotating cylinder between two coaxial stationary circular disks experimentally and numerically. In the experiment, the hot-wire …

DOI Web Site

渡邉 匠, 姜 東赫, 杉田 徹, 横田 和彦, 佐藤 光太郎 流体工学部門講演会講演論文集 2012 (0), 139-140, 2012

The existence of rotating instability region of the flow around a cylinder rotating between two stationary disks was founded in the previous research. In this paper, the peripheral velocity around …

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福島 大海, 佐藤 光太郎, 横田 和彦 東海支部総会講演会講演論文集 2012.61 (0), _610-1_-_610-2_, 2012

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P<small>ROSHCHANKA</small>, Dzianis, 米澤 宏一, 佃 宏明, 荒木 香住, 木村 竜也, 横田 和彦, 辻本 良信 日本航空宇宙学会論文集 60 (1), 24-30, 2012

Unsteady flow characteristics in a dual-bell altitude compensation nozzle at low altitude operation modes are examined. At the low altitude operation mode, a jet separation point is fixed at the …

DOI Web Site Web Site 参考文献14件

金澤 啓史, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2012.18 (0), 85-86, 2012

In recent years, energy saving of fluid machinery, such as a centrifugal compressor, is desired, and the improvements of efficiency for each part are demanded. In a vaneless diffuser of a …

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島村 泰輔, 長岡 宏哲, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2012.18 (0), 67-68, 2012

The SCRAM jet engine is characterized by supersonic combustion. In supersonic combustion, one of the most important issues is supersonic mixing. The main purpose of the present study is to find …

DOI Web Site

柴田 悠樹, 内田 匡哉, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2012.18 (0), 141-142, 2012

The flow between coaxial double circular disks in an open space was investigated based on an experiment. The one disk was rotated and the other was set stationary. The diameter of the disks and the …

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津野 裕太郎, 渡邉 匠, 姜 東赫, 横田 和彦, 佐藤 光太郎 日本機械学会関東支部総会講演会講演論文集 2012.18 (0), 129-130, 2012

The pressure loss characteristics of the flow between the upstream and the downstream of the rotating perforated cylinder in the pipe were investigated experimentally. The effects of the flow rate, …

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高橋 智史, 姜 東赫, 横田 和彦 日本機械学会関東支部総会講演会講演論文集 2012.18 (0), 131-132, 2012

In the vaneless diffuser of centrifugal compressor or blower, the rotating stall occurs at the lower flow rate due the backflow from the diffuser. In this paper, the effect of swirl flow on the …

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米澤 宏一, 小池 孝典, 辻本 良信, 横田 和彦 流体工学部門講演会講演論文集 2012 (0), 91-92, 2012

Experimental and numerical investigations of jet oscillation in a dual-bell at a low-altitude operation mode are carried out. At the low-altitude operation mode, a supersonic jet separates at an …

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長岡 宏哲, 姜 東赫, 島村 泰輔, 横田 和彦 流体工学部門講演会講演論文集 2012 (0), 441-442, 2012

The SCRAM jet engine is characterized by the supersonic combustion.In the supersonic combustion,one of the most important issues is supersonic mixing.One method utilizing the flexible sheet flutter …

DOI Web Site

岡 大地, 姜 東赫, 小瀬村 達也, 横田 和彦, 佐藤 光太郎 流体工学部門講演会講演論文集 2012 (0), 519-520, 2012

The present research presents a new type of thruster that has a nozzle-like, or diffuser-like, configuration, i.e., an asymmetric channel. The fluid in the channel is excited by the reciprocating …

DOI Web Site

廣瀬 夏穂, 紙谷 祐樹, 佐藤 光太郎, 横田 和彦 東海支部総会講演会講演論文集 2012.61 (0), _622-1_-_622-2_, 2012

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PROSHCHANKA, Dzianis, 米澤 宏一, 古賀 英和, 佃 宏明, 辻本 良信, 木村 竜也, 横田 和彦, PASINI, Angelo 日本航空宇宙学会論文集 59 (693), 281-289, 2011

Dual-bell nozzle is one of the altitude compensation nozzle concepts, which consists of two bell-type nozzle with different geometric area ratios. The dual bell nozzle has two operation modes—a low …

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根本 篤, 田中 雅人, 佐藤 光太郎, 武沢 英樹, 横田 和彦 年次大会 2011 (0), _S054043-1-_S054043-4, 2011

Synthetic jets which are adequate to apply to micro machinery are paid to attention as substitution of continuous jets. The development of a synthetic jet actuator without mechanical drivers is …

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角田 涼太, 藤田 祐樹, 西部 光一, 佐藤 光太郎, 横田 和彦, 高曽 徹 日本機械学会九州支部講演論文集 2011.64 (0), 67-68, 2011

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伊島 章久, 横田 和彦, 佐藤 光太郎 日本機械学会九州支部講演論文集 2011.64 (0), 87-88, 2011

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西部 光一, 藤田 祐樹, 佐藤 光太郎, 横田 和彦 日本機械学会論文集Ｂ編 77 (783), 2093-2104, 2011

Jet flows have been applied in a number of fields in order to control flow separation. Over the last decade, several studies have been carried out on the production of synthetic jets. However, there …

DOI Web Site 被引用文献2件 参考文献6件

竹山 渥, 藤松 信義, 横田 和彦, 浅川 真澄 年次大会 2011 (0), _S055013-1-_S055013-5, 2011

We carryed out the experiment on the pressure loss characteristics of the Organic Nano Tube (=ONT) aqueous solution flows in the circular pipe. The volume flow rate and the pressure loss are …

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紙谷 祐樹, 横田 和彦, 松原 智哉, 佐藤 光太郎 日本機械学会九州支部講演論文集 2011.64 (0), 89-90, 2011

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玉野 真司, 伊藤 基之, 楊 文彬, 横田 和彦 日本レオロジー学会誌 38 (1), 9-16, 2010

In order to investigate the secondary flow patterns of viscoelastic swirling flows in a cylindrical casing with a partially rotating disc, the numerical simulation of the confined swirling flow was …

DOI Web Site Web Site 被引用文献1件 参考文献34件

松原 智哉, 佐藤 光太郎, 横田 和彦 北陸信越支部総会・講演会　講演論文集 2010.47 (0), 9-10, 2010

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玉野 真司, 伊藤 基之, 高木 綾子, 横田 和彦 日本機械学会論文集Ｂ編 76 (761), 4-10, 2010

Confined swirling flows of aqueous polymer solutions due to a partially rotating disc in a cylindrical casing have been investigated using a flow visualization technique. The ratio of rotating disc …

DOI Web Site Web Site 参考文献12件

田中 雅人, 佐藤 光太郎, 武沢 英樹, 横田 和彦 北陸信越支部総会・講演会　講演論文集 2010.47 (0), 21-22, 2010

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江口 直哉, 西浦 由華, 佐藤 光太郎, 横田 和彦, 鈴木 健司 北陸信越支部総会・講演会　講演論文集 2010.47 (0), 37-38, 2010

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古谷 昇平, 松村 洋, 横田 和彦, 玉野 真司, 佐藤 光太郎 東海支部総会講演会講演論文集 2010.59 (0), 241-242, 2010

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平野 誠, 横田 和彦, 佐藤 光太郎, 玉野 真司 東海支部総会講演会講演論文集 2010.59 (0), 259-260, 2010

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領家 昇, 大野 順子, 横田 和彦, 玉野 真司, 佐藤 光太郎 東海支部総会講演会講演論文集 2010.59 (0), 269-270, 2010

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藤澤 史典, 横田 和彦, 玉野 真司, 佐藤 光太郎 東海支部総会講演会講演論文集 2010.59 (0), 267-268, 2010

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西部 光一, 藤田 祐樹, 佐藤 光太郎, 横田 和彦, 高曽 徹 年次大会講演論文集 2010.2 (0), 159-160, 2010

The flow characteristics of the plane synthetic jets were investigated by conducting experiment and numerical simulation. The time averaged flow structure between the synthetic jet and the …

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玉野 真司, 伊藤 基之, 高木 綾子, 横田 和彦 日本機械学会論文集Ｂ編 76 (761), 11-19, 2010

Confined swirling flows of aqueous polymer solutions due to a partially rotating disc in a cylindrical casing have been investigated using a PIV measurement. The ratio of rotating disc radius R_d to …

DOI Web Site Web Site 参考文献12件

中川 盟士, 西部 光一, 岡安 晋平, 佐藤 光太郎, 横田 和彦 北陸信越支部総会・講演会　講演論文集 2009.46 (0), 531-532, 2009

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西浦 由華, 江口 直哉, 湯浅 早馬, 高山 昭夫, 佐藤 光太郎, 横田 和彦 北陸信越支部総会・講演会　講演論文集 2009.46 (0), 507-508, 2009

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日比野 三郎, 玉野 真司, 伊藤 基之, 横田 和彦 流体工学部門講演会講演論文集 2009 (0), 175-176, 2009

Velocity profiles of the turbulent boundary layer on hybrid riblets were measured with a hot-wire anemometry in a wind tunnel. Free streamwise velocity was 5.0 m/s. The drag-reducing ability of two …

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横田 和彦 日本機械学会誌 112 (1089), 632-, 2009

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平井 啓太, 丹羽 隆彦, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 東海支部総会講演会講演論文集 2009.58 (0), 359-360, 2009

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大野 順子, 松村 洋, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 東海支部総会講演会講演論文集 2009.58 (0), 361-362, 2009

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横田 和彦, 田口 稔邦, 平井 啓太, 佐藤 光太郎, 玉野 真司, 伊藤 基之 日本機械学会論文集Ｂ編 75 (754), 1238-1246, 2009

In the present paper, the pessure performance of a screw-type viscous micropump is investigated by mean of a experiment, a numerical simulation and a theoretical analysis. The several conditions of …

DOI Web Site Web Site 参考文献38件

玉野 真司, 伊藤 基之, 堀田 慎太郎, 横田 和彦 日本機械学会論文集Ｂ編 75 (750), 227-234, 2009

Direct numerical simulation of a zero-pressure gradient drag-reducing turbulent boundary layer of viscoelastic fluids was systematically performed at the momentum-thickness Reynolds number …

DOI Web Site Web Site 被引用文献1件 参考文献30件

玉野 真司, 伊藤 基之, 笹川 哲, 横田 和彦 日本機械学会論文集Ｂ編 75 (759), 2115-2121, 2009

The secondary flow in a curvilinear pipe flow of polyacrylamide (PAA) 0.1wt% solution was investigated by the PIV measurement near the inlet region of a straight pipe downstream of the curvilinear …

DOI Web Site Web Site 被引用文献1件 参考文献12件

玉野 真司, 伊藤 基之, 笹川 哲, 横田 和彦 日本機械学会論文集Ｂ編 75 (759), 2122-2127, 2009

The fluid mixing in a curvilinear pipe flow of polymer solutions was investigated using the flow visualization. The number of curves N was set at 1, 6, 32 and 60. As a viscoelastic fluid, …

DOI Web Site Web Site 被引用文献1件 参考文献36件

玉野 真司, 伊藤 基之, 加藤 克雄, 横田 和彦 日本機械学会論文集Ｂ編 75 (756), 1598-1607, 2009

There are a few studies on the drag-reducing effect of nonionic surfactant solutions which are nontoxic and biodegradable, while a lot of investigations for cationic surfactant solution have been …

DOI Web Site Web Site 参考文献42件

西部 光一, 中川 盟士, 岡安 晋平, 佐藤 光太郎, 横田 和彦 北陸信越支部総会・講演会　講演論文集 2009.46 (0), 525-526, 2009

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西部 光一, 藤田 祐樹, 中川 盟士, 岡安 晋平, 横田 和彦, 佐藤 光太郎 流体工学部門講演会講演論文集 2009 (0), 589-590, 2009

The flow characteristics of synthetic jet near a plane boundary were investigated by conducting experiment and numerical simulation. The flow characteristics with Coanda effect was clarified by …

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竹内 俊介, 玉野 真司, 伊藤 基之, 横田 和彦 東海支部総会講演会講演論文集 2009.58 (0), 329-330, 2009

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安田 亮太, 玉野 真司, 伊藤 基之, 横田 和彦 東海支部総会講演会講演論文集 2009.58 (0), 331-332, 2009

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熊田 良宣, 石田 弘樹, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 東海支部総会講演会講演論文集 2009.58 (0), 363-364, 2009

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伊藤 憲一, 山下 昌平, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 東海支部総会講演会講演論文集 2009.58 (0), 341-342, 2009

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玉野 真司, 伊藤 基之, 竹内 俊介, 横田 和彦 日本機械学会論文集Ｂ編 75 (760), 2352-2360, 2009

In this study, turbulence structures of the drag-reducing turbulent boundary layer in the surfactant solution at the momentum-thickness Reynolds number Re_θ&sime;800 were compared between at the …

DOI Web Site Web Site 参考文献33件

玉野 真司, 伊藤 基之, 松田 知也, 横田 和彦 日本機械学会論文集Ｂ編 75 (757), 1798-1806, 2009

The effect of a spanwise traveling-wave motion on a zero-pressure-gradient turbulent boundary layer over a flexible sheet was investigated. The test plate placed in wind tunnel consisted of a …

DOI Web Site Web Site 参考文献23件

楊,文彬, 玉野,真司, 伊藤,基之, 横田,和彦 日本流体力学会年会講演論文集 2008 112-, 2008-09-04

In order to investigate the secondary flow patterns of viscoelastic swirling flows in a confined cylinder with a partial rotating disc, the numerical simulation of the swirling flow was performed …

NDLデジタルコレクション

竹内,俊介, 玉野,真司, 伊藤,基之, 横田,和彦 日本流体力学会年会講演論文集 2008 325-, 2008-09-04

Surfactant additives are attractive as practical drag-reducing additives because they are not affected by the degradation due to mechanical shear action and they could apply to the circulatory …

NDLデジタルコレクション

高木,綾子, 玉野,真司, 伊藤,基之, 横田,和彦 日本流体力学会年会講演論文集 2008 111-, 2008-09-04

Using a particle image velocimetry (PIV) system, a ring vortex shedding phenomenon observed with a partial rotating disc in the confined swirling flows of polyacrylamide (PAA) solutions whose …

NDLデジタルコレクション

兼重 逸彦, 野村 達朗, 横田 和彦, 玉野 真司, 伊藤 基之 東海支部総会講演会講演論文集 2008.57 (0), 235-236, 2008

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高橋 拓也, 小川 久嗣, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 東海支部総会講演会講演論文集 2008.57 (0), 237-238, 2008

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大屋 雄司, 松村 洋, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 東海支部総会講演会講演論文集 2008.57 (0), 219-220, 2008

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渡辺 佳子, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 東海支部総会講演会講演論文集 2008.57 (0), 217-218, 2008

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馬場 貴之, 笹川 哲, 玉野 真司, 伊藤 基之, 横田 和彦 東海支部総会講演会講演論文集 2008.57 (0), 117-118, 2008

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玉野 真司, 伊藤 基之, 井上 武文, 横田 和彦 日本機械学会論文集Ｂ編 74 (741), 1075-1082, 2008

In this study, the influence of a drag-reducing surfactant on the turbulent boundary layer was extensively investigated under different solution concentrations using a two-component laser-Doppler …

DOI Web Site

横田 和彦, 佐藤 光太郎, 石黒 文彦, 玉野 真司, 伊藤 基之 日本機械学会論文集Ｂ編 74 (739), 558-566, 2008

In the present paper, a new viscous micropump using double-circular flows is proposed. Its pressure characteristics are investigated by using a theoretical analysis, a model experiment and a …

DOI Web Site 被引用文献1件

石田 弘樹, 山本 恭平, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 東海支部総会講演会講演論文集 2008.57 (0), 233-234, 2008

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鈴木 淳二, 加藤 克雄, 玉野 真司, 伊藤 基之, 横田 和彦 東海支部総会講演会講演論文集 2008.57 (0), 105-106, 2008

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山下 昌平, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 年次大会講演論文集 2008.2 (0), 31-32, 2008

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玉野 真司, 伊藤 基之, 井上 武文, 横田 和彦 日本機械学会論文集Ｂ編 74 (741), 1083-1090, 2008

In this study, the influence of a drag-reducing surfactant on the turbulent boundary layer was extensively investigated under different solution temperatures using a two-component laser-Doppler …

DOI Web Site

横田 和彦, 田口 稔邦, 佐藤 光太郎, 酒井 康隆, 玉野 真司, 伊藤 基之 日本機械学会論文集Ｂ編 74 (739), 567-574, 2008

The present paper describes the flow fields and pressure characteristics for viscous micropumps with 2 through 5 cylindrical rotors, respectively, in a rectangular duct. The experiment, the …

DOI Web Site 被引用文献1件

津田 和弥, 玉野 真司, 伊藤 基之, 横田 和彦 流体工学部門講演会講演論文集 2007 (0), _111-a_-, 2007

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松田 知也, 玉野 真司, 伊藤 基之, 横田 和彦 流体工学部門講演会講演論文集 2007 (0), _113-a_-, 2007

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田口 稔邦, 片山 雅大, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 流体工学部門講演会講演論文集 2007 (0), _1106-1_-_1106-4_, 2007

In the present paper, a new viscous micropump using rotor with groove is proposed. Its pressure characteristics are investigated by using a theoretical analysis and a model experiment. In the …

DOI Web Site

安田 亮太, 玉野 真司, 伊藤 基之, 横田 和彦 流体工学部門講演会講演論文集 2007 (0), _109-a_-, 2007

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堀田 慎太郎, 玉野 真司, 伊藤 基之, 横田 和彦 流体工学部門講演会講演論文集 2007 (0), _108-1_-_108-4_, 2007

Direct numerical simulation of a zero-pressure gradient drag-reducing turbulent boundary layer of viscoelastic fluids was performed at the momentum-thickness Reynolds number Re_θ_0=500 and …

DOI Web Site

笹川 哲, 玉野 真司, 伊藤 基之, 横田 和彦 流体工学部門講演会講演論文集 2007 (0), _607-1_-_607-4_, 2007

Recently, the elastic turbulence of non-Newtonian fluids with curved channels has been reported in the very low Reynolds number region. In this paper, we deal with the secondary flow of viscoelastic …

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上岡 幹優, 横田 和彦, 玉野 真司, 伊藤 基之 流体工学部門講演会講演論文集 2007 (0), _414-1_-_414-4_, 2007

In the present paper, the experimental investigation is described to clarify the mixing characteristics in the supersonic flow of the flexible vortex generator (FVG). In the experiment, the …

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小川 久嗣, 高橋 拓也, 横田 和彦, 玉野 真司, 伊藤 基之 流体工学部門講演会講演論文集 2007 (0), _321-1_-_321-4_, 2007

In the present paper, a new type of oscillatory device is proposed. This device is excited by one-degree-of-freedom flutter which does not occur in the uniform flow. As for the characteristics of …

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野村 達朗, 横田 和彦, 伊藤 基之, 玉野 真司, 兼重 逸彦 流体工学部門講演会講演論文集 2007 (0), _G801-1_-_G801-4_, 2007

Flow structures passing through an inclined tube and inclined tube banks were investigared in the present study. Experiments were carried out using acrylic rectanglar water tunnel. Re is ranged from …

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野村 達朗, 横田 和彦, 伊藤 基之, 玉野 真司, 兼重 逸彦 流体工学部門講演会講演論文集 2007 (0), _G801-a_-, 2007

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樋口 貴洋, 玉野 真司, 伊藤 基之, 横田 和彦 東海支部総会講演会講演論文集 2007.56 (0), 291-292, 2007

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謝 金粧, 玉野 真司, 伊藤 基之, 横田 和彦 東海支部総会講演会講演論文集 2007.56 (0), 289-290, 2007

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山内 啓, 横野 周一, 尾関 豊隆, 横田 和彦, 伊藤 基之, 玉野 真司 東海支部総会講演会講演論文集 2007.56 (0), 263-264, 2007

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横田 和彦, 清水 信二, 佐藤 友大, 玉野 真司, 伊藤 基之 日本機械学会論文集Ｂ編 73 (735), 2204-2212, 2007

In the present paper, the experimental and numerical investigations are described to clarify how the axial compression of the extension nozzle influences the unsteady flow fields and side load in …

DOI Web Site 被引用文献1件

玉野 真司, 伊藤 基之, 星崎 健一, 横田 和彦 日本機械学会論文集Ｂ編 73 (726), 490-497, 2007

Direct numerical simulation of a zero-pressure gradient drag-reducing turbulent boundary layer of viscoelastic solutions was performed using constitutive equation models such as the Oldroyd-B and …

DOI Web Site 被引用文献1件

笠井 みさ子, 石井 徹, 吉野 泉, 冨田 真佐子, 横田 和彦 日本循環器病予防学会誌 42 (2), 81-85, 2007

We investigated the significance of coronary calcification detected by helical CT for prevention of ischemic heart disease. We enrolled 2, 879 asymptomatic male workers who had a general health …

DOI 医中誌 参考文献8件

津田 和弥, 玉野 真司, 伊藤 基之, 横田 和彦 流体工学部門講演会講演論文集 2007 (0), _111-1_-_111-4_, 2007

Direct numerical simulation on turbulent channel flow with blade riblets was performed using the immersed boundary method. The drag-reducing effect of multi pitch riblets were investigated. It was …

DOI Web Site

松田 知也, 玉野 真司, 伊藤 基之, 横田 和彦 流体工学部門講演会講演論文集 2007 (0), _113-1_-_113-4_, 2007

The effect of a spanwise traveling wave motion on a turbulent boundary layer over a flexible sheet was investigated. The test plate placed in wind tunnel had a flexible sheet section, where the …

DOI Web Site

田口 稔邦, 片山 雅大, 横田 和彦, 佐藤 光太郎, 玉野 真司, 伊藤 基之 流体工学部門講演会講演論文集 2007 (0), _1106-a_-, 2007

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