Search Results - "Aoyagi, Yuzo"

Measurement of flame temperature and soot amount for effective NOx and PM reduction in a heavy duty diesel engine by Yuzo AOYAGI

“…To reduce exhaust NOx and smoke, it is important to measure flame temperature and soot amount in combustion chamber. In diesel combustion it is effective to…”
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Improvement of BSFC and effective NOx and PM reduction by high EGR rates in heavy duty diesel engine by Yuzo AOYAGI

“…The test engine was a turbocharged 10.5L engine with an intercooler. A performance target was set at a rated power of 300 kW (BMEP = 1.7 MPa) and peak torque…”
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Diesel Combustion and Emission Using High Boost and High Injection Pressure in a Single Cylinder Engine by AOYAGI, Yuzo, KUNISHIMA, Eiji, ASAUMI, Yasuo, AIHARA, Yoshiaki, ODAKA, Matsuo, GOTO, Yuichi

“…Heavy-duty diesel engines have adopted numerous technologies for clean emissions and low fuel consumption. Some are direct fuel injection combined with high…”
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Cycle-resolved residual gas concentration measurement inside a heavy-duty diesel engine using infrared laser absorption by Kawahara, Nobuyuki, Tomita, Eiji, Ohtsuki, Atsushi, Aoyagi, Yuzo

“…Cycle-resolved residual gas fraction measurements were made inside a heavy-duty diesel engine using an infrared absorption method. An in situ laser infrared…”
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Fundamental Study of Waste Heat Recovery in the High Boosted 6-Cylinder Heavy Duty Diesel Engine by Yamaguchi, Takuya, Aoyagi, Yuzo, Uchida, Noboru, Fukunaga, Akira, Kobayashi, Masayuki, Adachi, Takayuki, Hashimoto, Munemasa

“…In heavy duty diesel engines, the waste heat recovery has attracted much attention as one of the technologies to improve fuel economy further. In this study,…”
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BSFC Improvement by Diesel-Rankine Combined Cycle in the High EGR Rate and High Boosted Diesel Engine by Yamaguchi, Takuya, Aoyagi, Yuzo, Osada, Hideaki, Shimada, Kazuaki, Uchida, Noboru

“…In heavy duty diesel engines, waste heat recovery systems are remarkable means for fuel consumption improvement. In this paper, Diesel-Rankine combined cycle…”
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Modeling Ignition and Combustion in Direct Injection Compression Ignition Engines Employing Very Early Injection Timing by MIYAMOTO, Takeshi, TSURUSHIMA, Tadashi, SHIMAZAKI, Naoki, HARADA, Akira, SASAKI, Satoru, HAYASHI, Koichi, ASAUMI, Yasuo, AOYAGI, Yuzo

“…An ignition and combustion model has been developed to predict the heat release rate in direct injection compression ignition engines employing very early…”
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Diesel Combustion and Emission Using High Boost and High Injection Pressure in a Single Cylinder Engine: Effects of Boost Pressure and Timing Retardation on Thermal Efficiency and Exhaust Emissions by AOYAGI, Yuzo, KUNISHIMA, Eiji, ASAUMI, Yasuo, AIHARA, Yoshiaki, ODAKA, Matsuo, GOTO, Yuichi

“…Heavy-duty diesel engines have adopted numerous technologies for clean emissions and low fuel consumption. Some are direct fuel injection combined with high…”
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Diesel combustion and emission using high boost and high injection pressure in a single cylinder engine : (Effects of boost pressure and timing retardation on thermal efficiency and exhaust emissions) : Advanced combustion technology in internal combustion engines by AOYAGI, Yuzo, KUNISHIMA, Eiji, ASAUMI, Yasuo, AIHARA, Yoshiaki, ODAKA, Matsuo, GOTO, Yuichi

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Optimization of Engine System for Application of Biodiesel Fuel by Kawano, Daisuke, Ishii, Hajime, Goto, Yuichi, Noda, Akira, Aoyagi, Yuzo

“…Application of biodiesel fuel (BDF) to diesel engine is very effective to reduce CO₂ emission, because biodiesel is carbon neutral in principle. However,…”
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Premixed Lean Diesel Combustion (PREDIC) using Impingement Spray System by Nishijima, Yoshiaki, Asaumi, Yasuo, Aoyagi, Yuzo

“…Premixed lean Diesel Combustion (PREDIC) provides low NOx, however, it has some challenges associated with high HC emission, high fuel consumption and…”
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The Effect of Knock on Heat Loss in Homogeneous Charge Compression Ignition Engines by Tsurushima, Tadashi, Kunishima, Eiji, Asaumi, Yasuo, Aoyagi, Yuzo, Enomoto, Yoshiteru

“…One of the problems in HCCI combustion is a knocking in higher load conditions. It governs the high load limit, and it is suggested that the knock increases…”
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Thermodynamic Characteristics of Premixed Compression Ignition Combustions by Tsurushima, Tadashi, Harada, Akira, Iwashiro, Yuki, Enomoto, Yoshiteru, Asaumi, Yasuo, Aoyagi, Yuzo

“…Thermodynamic characteristics of premixed compression ignition combustions were clarified quantitatively by heat balance estimation. Heat balance was…”
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The Analysis of Combustion Flame Under EGR Conditions in a DI Diesel Engine by Shiozaki, Tadakazu, Nakajima, Hiroshi, Kudo, Yugo, Miyashita, Akira, Aoyagi, Yuzo

“…Since in-cylinder flame temperature has a direct effect on an engine's NOx characteristics, this phenomena has been studied in detail in a multicylinder DI…”
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Numerical Simulation and Experimental Observation of Coolant Flow Around Cylinder Liners in V–8 Engine by Aoyagi, Yuzo, Takenaka, Yoshihide, Niino, Satoshi, Watanabe, Akira, Joko, Isao

“…In this paper, the flow patterns and velocity distributions of coolant flow around cylinder liners of diesel engine are studied by numerical calculation and…”
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A Gas Sampling Study on the Formation Processes of Soot and NO in a DI Diesel Engine by Aoyagi, Yuzo, Kamimoto, Takeyuki, Matsui, Yukio, Matsuoka, Shin

“…The concentrations of soot, NO and the other combustion products were measured by incylinder gas sampling in a DI diesel engine. The effects of injection…”
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The Effects of Some Engine Variables on Measured Rates of Air Entrainment and Heat Release in a DI Diesel Engine by Kamimoto, Takeyuki, Aoyagi, Yuzo, Matsui, Yukio, Matsuoka, Shin

“…The rate of air entrainment into the flame and the rate of heat release are thermodynamically calculated in a DI diesel engine: A two-zone model is proposed…”
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