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Jin Kusaka
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Journal Articles

Thermoelectric Generation From Exhaust Heat in Electrified Natural Gas Trucks: Modeling and Analysis of an Integrated Engine System Performance Improvement

Ratnak Sok, Jin Kusaka, Hisaharu Nakashima, Hidetaka Minagata, Pavlos Dimitriou, Jinlong Liu
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. July 2023, 145(7): 071702.
Paper No: JERT-22-1547
https://doi.org/10.1115/1.4056722
Published Online: February 14, 2023
View Article titled, Thermoelectric Generation From Exhaust Heat in Electrified Natural Gas Trucks: Modeling and Analysis of an Integrated Engine System Performance Improvement
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Topics: Compressed natural gas, Engines, Exhaust systems, Cylinders, Modeling
Proceedings Papers

Modeling Analysis on Combined Effects of VVT/VCR Engine Technology to Reduce Fuel Consumption of Light-Duty Parallel Hybrid CNG Trucks

Ratnak Sok, Jin Kusaka, Hisaharu Nakashima, Hidetaka Minagata
Proc. ASME. IMECE2022, Volume 6: Energy, V006T08A041, October 30–November 3, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2022-96282
https://doi.org/10.1115/IMECE2022-96282
View Paper titled, Modeling Analysis on Combined Effects of VVT/VCR Engine Technology to Reduce Fuel Consumption of Light-Duty Parallel Hybrid CNG Trucks
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Topics: Compressed natural gas, Compression, Engines, Fuel consumption, Modeling analysis, Trucks, Valves, Batteries, Cycles, Computer software
Proceedings Papers

Thermoelectric Generation From Exhaust Heat in Electrified Natural Gas Trucks - Part1: Modeling and Analysis on Engine System Efficiency Improvement

Ratnak Sok, Jin Kusaka, Hisaharu Nakashima, Hidetaka Minagata
Proc. ASME. IMECE2022, Volume 6: Energy, V006T08A018, October 30–November 3, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2022-96245
https://doi.org/10.1115/IMECE2022-96245
View Paper titled, Thermoelectric Generation From Exhaust Heat in Electrified Natural Gas Trucks - Part1: Modeling and Analysis on Engine System Efficiency Improvement
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Topics: Compressed natural gas, Engines, Exhaust systems, Generators, Heat, Modeling, Natural gas, System efficiency, Trucks, Brakes
Proceedings Papers

Thermoelectric Exhaust Heat Recovery to Maximize Brake Thermal Efficiency of Advanced Diesel Engines: Modeling and Baseline Analysis

Ratnak Sok, Jin Kusaka
Proc. ASME. ICEF2022, ASME 2022 ICE Forward Conference, V001T07A003, October 16–19, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2022-90505
https://doi.org/10.1115/ICEF2022-90505
View Paper titled, Thermoelectric Exhaust Heat Recovery to Maximize Brake Thermal Efficiency of Advanced Diesel Engines: Modeling and Baseline Analysis
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Topics: Brakes, Diesel engines, Engines, Exhaust systems, Heat recovery, Modeling, Thermal efficiency
Proceedings Papers

Examination of Resonant Frequencies Generated by Combustion Oscillation in a Combustor Fueled by a Hydrogen-Natural Gas Mixture and an Upstream Pipe

Akane Uemichi, Yifan Lyu, Jin Kusaka, Shigehiko Kaneko
Proc. ASME. IMECE2021, Volume 1: Acoustics, Vibration, and Phononics, V001T01A016, November 1–5, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2021-68521
https://doi.org/10.1115/IMECE2021-68521
View Paper titled, Examination of Resonant Frequencies Generated by Combustion Oscillation in a Combustor Fueled by a Hydrogen-Natural Gas Mixture and an Upstream Pipe
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Topics: Combustion, Combustion chambers, Hydrogen, Oscillations, Pipes, Resonance
Proceedings Papers

Experimental Investigation on the Effects of Direct Fuel Injection Into Low-O2 Recompression Interval of an HCCI Engine

Ratnak Sok, Jin Kusaka
Proc. ASME. IMECE2021, Volume 8A: Energy, V08AT08A016, November 1–5, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2021-69240
https://doi.org/10.1115/IMECE2021-69240
View Paper titled, Experimental Investigation on the Effects of Direct Fuel Injection Into Low-O2 Recompression Interval of an HCCI Engine
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Topics: Fuels, Homogeneous charge compression ignition engines
Journal Articles

Experimental Investigation of Direct Fuel Injection Into Low-Oxygen Recompression Interval in a Homogenous Charge Compression Ignition Engine

Ratnak Sok, Jin Kusaka
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. January 2022, 144(1): 012301.
Paper No: JERT-21-1603
https://doi.org/10.1115/1.4052470
Published Online: October 5, 2021
View Article titled, Experimental Investigation of Direct Fuel Injection Into Low-Oxygen Recompression Interval in a Homogenous Charge Compression Ignition Engine
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Topics: Combustion, Cylinders, Emissions, Engines, Fuels, Homogeneous charge compression ignition engines, Nitrogen oxides, Pressure, Silicon-on-insulator, Valves
Proceedings Papers

Numerical Study on the Adaptation of Diesel Wave Breakup Model for Large-Eddy Simulation of Non-Reactive Gasoline Spray

Ratnak Sok, Beini Zhou, Jin Kusaka
Proc. ASME. POWER2021, ASME 2021 Power Conference, V001T05A006, July 20–22, 2021
Publisher: American Society of Mechanical Engineers
Paper No: POWER2021-64537
https://doi.org/10.1115/POWER2021-64537
View Paper titled, Numerical Study on the Adaptation of Diesel Wave Breakup Model for Large-Eddy Simulation of Non-Reactive Gasoline Spray
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Topics: Diesel, Gasoline, Large eddy simulation, Sprays, Waves, Reynolds-averaged Navier–Stokes equations, Drops, Fuels, Simulation, Turbulence
Journal Articles

Experimental and Numerical Analysis on the Influences of Direct Fuel Injection Into Oxygen-Depleted Environment of a Homogeneous Charge Compression Ignition Engine

Ratnak Sok, Kei Yoshimura, Kenjiro Nakama, Jin Kusaka
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. December 2021, 143(12): 122302.
Paper No: JERT-20-2114
https://doi.org/10.1115/1.4050051
Published Online: March 4, 2021
View Article titled, Experimental and Numerical Analysis on the Influences of Direct Fuel Injection Into Oxygen-Depleted Environment of a Homogeneous Charge Compression Ignition Engine
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Topics: Combustion, Computational fluid dynamics, Cylinders, Fuels, Homogeneous charge compression ignition engines, Pressure, Silicon-on-insulator, Simulation, Valves, Engines
Proceedings Papers

Experimental and Numerical Analysis on the Influence of Direct Fuel Injection Into O 2 -Depleted Environment of a GDI-HCCI Engine

Ratnak Sok, Jin Kusaka
Proc. ASME. ICEF2020, ASME 2020 Internal Combustion Engine Division Fall Technical Conference, V001T03A001, November 4–6, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2020-2909
https://doi.org/10.1115/ICEF2020-2909
View Paper titled, Experimental and Numerical Analysis on the Influence of Direct Fuel Injection Into O 2 -Depleted Environment of a GDI-HCCI Engine
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Topics: Engines, Fuels, Homogeneous charge compression ignition engines, Numerical analysis
Journal Articles

Prediction of Ultra-Lean Spark Ignition Engine Performances by Quasi-Dimensional Combustion Model With a Refined Laminar Flame Speed Correlation

Ratnak Sok, Kyohei Yamaguchi, Jin Kusaka
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. March 2021, 143(3): 032306.
Paper No: JERT-20-1910
https://doi.org/10.1115/1.4049127
Published Online: December 10, 2020
View Article titled, Prediction of Ultra-Lean Spark Ignition Engine Performances by Quasi-Dimensional Combustion Model With a Refined Laminar Flame Speed Correlation
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Topics: Combustion, Engines, Flames, Spark-ignition engine, Pressure, Stress, Cylinders
Proceedings Papers

Prediction of Ultra-Lean SI Engine Performance by QD-Combustion Model With an Improved Laminar Flame Speed

Ratnak Sok, Jin Kusaka, Kyohei Yamaguchi
Proc. ASME. POWER2020, ASME 2020 Power Conference, V001T03A002, August 4–5, 2020
Publisher: American Society of Mechanical Engineers
Paper No: POWER2020-16061
https://doi.org/10.1115/POWER2020-16061
View Paper titled, Prediction of Ultra-Lean SI Engine Performance by QD-Combustion Model With an Improved Laminar Flame Speed
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Topics: Combustion, Flames, Spark-ignition engine, Engines, Cycles, Fuels, Gasoline engines, Pressure, Simulation, Temperature
Proceedings Papers

Effect of Fuel Injection Timing During Negative Valve Overlap Period on a GDI-HCCI Engine

Sok Ratnak, Jin Kusaka, Yasuhiro Daisho, Kei Yoshimura, Kenjiro Nakama
Proc. ASME. ICEF2018, Volume 1: Large Bore Engines; Fuels; Advanced Combustion, V001T03A020, November 4–7, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICEF2018-9653
https://doi.org/10.1115/ICEF2018-9653
View Paper titled, Effect of Fuel Injection Timing During Negative Valve Overlap Period on a GDI-HCCI Engine
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Topics: Engines, Fuels, Homogeneous charge compression ignition engines, Valves, Combustion, Chemical reactions, Compression, Cooling, Emissions, Engineering simulation