NSTL国家科技图书文献中心

1. A CFD-assisted investigation into the mechanism behind the surge in NO_2 emissions from methanol/diesel dual fuel engines NSTL国家科技图书文献中心

Junheng Liu | Ruomiao Yang ... - 《Journal of cleaner production》 - 2025,489(Jan.15) - 144750.1～144750.12 - 共12页 - 被引量：6

摘要：In the pursuit of carbon neutrality, the adoption of methanol as a transportation fuel presents a viable strategy for decarbonization. Methanol/diesel dual fuel operation, notable for its reduction in...

关键词： Internal combustion engine | Methanol/diesel dual fuel operation | NOx emission characteristics | NO_2 concentration surge mechanism | Methanol low-temperature oxidation

2. Experimental study on performance and emission characteristics of non-road methanol/diesel dual-fuel engine with after-treatment system at full loads NSTL国家科技图书文献中心

Yan Liu | Junheng Liu ... - 《Journal of Environmental Management》 - 2025,376(Mar.) - 124486.1～124486.11 - 共11页

摘要：The low-temperature combustion and homogeneous charge compression ignition achieved by the methanol/ diesel dual-fuel premixed mode in an agricultural engine. This study explores the emission characte...

关键词： Homogeneous charge compression ignition | Methanol fuel | Formaldehyde emission | Dinitrogen oxide | Catalytic technology | Incomplete combustion product

3. Effects of ASR on combustion performance, GHG emissions and economic efficiency of ammonia/biodiesel dual-fuel low-carbon engine NSTL国家科技图书文献中心

Junheng Liu | Wenyao Zhao ... - 《Energy》 - 2025,319(Mar.15) - 135047.1～135047.13 - 共13页

摘要：Ammonia, as a green and carbon-free hydrogen energy carrier, plays an important role in clean energy applications, while the addition of biofuel can also reduce the carbon footprint of engine. Therefo...

关键词： Zero carbon energy | Dual-fuel engine | Carbon emission | Life cycle assessment | Energy balance | Economic performance

4. Numerical study of nozzle hole number and pre-injection timing effect on combustion and emissions of methanol/diesel dual-fuel engine NSTL国家科技图书文献中心

Yuhang Lu | Mingliang Wei ... - 《International Communications in Heat and Mass Transfer》 - 2025,161(Feb.) - 108512.1～108512.12 - 共12页

摘要：Methanol is considered as a promising low-carbon fuel, and its application in internal combustion engines is of great significance for energy conservation and carbon reduction. In this study, the simu...

关键词： Methanol | Low-carbon combustion | In-cylinder temperature | Fuel distribution | Injection strategy | Nozzle hole

5. Experimental investigation of the effect of ammonia substitution ratio on an ammonia-diesel dual-fuel engine performance NSTL国家科技图书文献中心

Junheng Liu | Jinlong Liu - 《Journal of cleaner production》 - 2024,434(Jan.1) - 140274.1～140274.12 - 共12页 - 被引量：51

摘要：This research experimentally examines an ammonia-diesel dual fuel system, not widely covered in existingliterature but acknowledged as an effective approach to reduce engine carbon footprints in align...

关键词： Dual-fuel engine | Ammonia-diesel | ammonia substitution ratio | Combustion process | emission performance

6. Applying separate treatment of fuel- and air-borne nitrogen to enhance understanding of in-cylinder nitrogen-based pollutants formation and evolution in ammonia-diesel dual fuel engines NSTL国家科技图书文献中心

Ruomiao Yang | Junheng Liu ... - 《Sustainable Energy Technologies and Assessments》 - 2024,69(Sep.) - 103910.1～103910.11 - 共11页 - 被引量：1

摘要：In pursuit of carbon neutrality, zero-carbon ammonia fuel emerges as a viable solution for reducing energycarbon emissions. Integrating ammonia into diesel engines, by partially substituting it for di...

关键词： Ammonia-diesel dual fuel engine | Fuel- and air-borne nitrogen | Nitrogen decoupling methodology | Nitrogen pollution distribution characteristics | Multi-dimensional simulations

7. The mechanism of the increased ratio of nitrogen dioxide to nitrogen oxides in methanol/diesel dual fuel engines NSTL国家科技图书文献中心

Ruomiao Yang | Tansu Shang ... - 《Energy》 - 2024,312(Dec.15) - 133701.1～133701.13 - 共13页 - 被引量：13

摘要：In the heavy-duty transportation sector, using methanol to partially replace diesel in engines can help reduce carbon-based emissions and thus has the potential for widespread use. However, methanol/d...

关键词： Compression ignition engines | Methanol/diesel dual fuel operation | NO_2/NOx ratio | 0D-3d co-simulation | Chemical reaction path

8. Simulation Investigation on the Effects of EGR Ratio and Nozzle Angle on In-Cylinder Combustion and Pollutant Generation of PODE/Methanol Blends NSTL国家科技图书文献中心

Qian Ji | Yuan Liu ... - 《Combustion science and technology》 - 2024,196(15/16) - 4161～4180 - 共20页

摘要：In order to explore effects of coal-based oxygenated fuels polyoxy-methylene dimethyl ether (PODE) and methanol on pollutant emissions of diesel engines, in-cylinder combustion numerical model was dev...

关键词： Diesel engine | low carbon combustion | EGR ratio | nozzle angle | emission generation

9. Optimization design of proton exchange membrane fuel cell cooling plate based on dual-objective function topology theory NSTL国家科技图书文献中心

Wenwen Liang | Junheng Liu ... - 《International Communications in Heat and Mass Transfer: A Rapid Communications Journal》 - 2024,153(Apr.) - 107404.1～107404.12 - 共12页 - 被引量：5

摘要：To enhance the cooling performance of proton exchange membrane fuel cell (PEMFC), the structural design of cooling channel of PEMFC with dual-objective function model is conducted based on topology op...

关键词： Proton exchange membrane fuel cell | Cooling plate | Topology optimization | Dual-objective function | Heat transfer performance

10. Experimental study on in-cylinder combustion and exhaust emissions characteristics of natural gas/diesel dual-fuel engine with single injection and split injection,strategies NSTL国家科技图书文献中心

Junheng Liu | Xuchao Zhang ... - 《Transactions of The Institution of Chemical Engineers. Process Safety and Environmental Protection, Part B》 - 2023,172 - 225～240 - 共16页 - 被引量：11

摘要：On a non-road, high-pressure common-rail engine, natural gas/diesel dual-fuel (NDDF) combustion mode was performed.The way natural gas energy substitution percentage (ESP) and pilot diesel injection t...