Fuel Processing Technology最新文献_第3页

A green alternative: Engine performance and emission effect analysis of linalool-derived biodiesel with B₄C nanoparticles for sustainable fuel solutions 绿色替代方案：用B₄C纳米颗粒作为可持续燃料解决方案的芳樟醇衍生生物柴油的发动机性能和排放效果分析

IF 7.7 2区工程技术

Fuel Processing Technology Pub Date : 2026-04-01 Epub Date: 2026-01-13 DOI: 10.1016/j.fuproc.2026.108401

Süleyman Şimşek , Koray Güler

{"title":"A green alternative: Engine performance and emission effect analysis of linalool-derived biodiesel with B₄C nanoparticles for sustainable fuel solutions","authors":"Süleyman Şimşek , Koray Güler","doi":"10.1016/j.fuproc.2026.108401","DOIUrl":"10.1016/j.fuproc.2026.108401","url":null,"abstract":"<div><div>This study represents the first investigation in the literature to employ linalool as a biodiesel feedstock and to examine the effects of B₄C nanoparticles as an additive in linalool-based biodiesel blends. The experiments were conducted using a direct injection, four-stroke, air-cooled, single-cylinder diesel engine. In tests performed with biodiesel produced from linalool, the optimum fuel blend was identified as BDL30. To this blend, B₄C nanoparticles were added at concentrations of 25, 50, 75, and 100 ppm to prepare different mixtures; the effects of these sterilized blends on combustion, emissions, and engine performance were evaluated. Compared to diesel fuel, BTE increased by 4.69%, while CO, HC, and smoke emissions decreased by 45.99%, 25.75%, and 23.83%, respectively. Additionally, BSFC was reduced by 10.18%, whereas NOₓ and CO₂ emissions increased by 23.4% and 21.54%, respectively. The results indicated that the BDL30–75 ppm blend delivered the best performance in terms of both emission reduction and overall efficiency. This study provides findings that contribute to the advancement of renewable energy sources, the adoption of clean production technologies, the mitigation of climate change, and the achievement of sustainable development goals.</div></div>","PeriodicalId":326,"journal":{"name":"Fuel Processing Technology","volume":"282 ","pages":"Article 108401"},"PeriodicalIF":7.7,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145975764","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

The preparation of hierarchical ZSM-48 zeolite-supported bifunctional catalysts for n-hexadecane hydroisomerization 正十六烷加氢异构双功能催化剂ZSM-48的制备

IF 7.7 2区工程技术

Fuel Processing Technology Pub Date : 2026-04-01 Epub Date: 2026-01-12 DOI: 10.1016/j.fuproc.2025.108393

Min Xu, Kegui Su, Huiyan Li, Shuxiang Xiong, Qian Zhao, Wei Wang, Wei Wu

{"title":"The preparation of hierarchical ZSM-48 zeolite-supported bifunctional catalysts for n-hexadecane hydroisomerization","authors":"Min Xu, Kegui Su, Huiyan Li, Shuxiang Xiong, Qian Zhao, Wei Wang, Wei Wu","doi":"10.1016/j.fuproc.2025.108393","DOIUrl":"10.1016/j.fuproc.2025.108393","url":null,"abstract":"<div><div>Hydroisomerization plays a significant role in improving the low-temperature fluidity of diesel fuel, producing gasoline with a high-octane number, and lowering the pour point of lubricating oil. Therefore, the development of hydroisomerization catalysts is crucial. Herein, two steps are utilized to this end for synthesizing a hierarchical ZSM-48 zeolite (Z48–0.2CA) continuously: the growth modifier cetyltrimethylammonium bromide (CTAB) is utilized first to limit the growth of ZSM-48 crystals and introduce rich intercrystalline mesopores. Then, the nano-ZSM-48 crystals are treated with citric acid to form intracrystalline mesopores. Furthermore, the acidity of the synthesized Z48–0.2CA is effectively reduced. The test of the catalytic performance of <em>n</em>-hexadecane hydroisomerization over the Pd-loaded Pd/Z48-CA bifunctional catalysts demonstrates that the Pd/Z48–0.2CA catalysts prepared with a CTAB/Al mole ratio of 0.2 and treated with citric acid has the highest <em>iso</em>‐hexadecane yield of 68.8 %, which is 12.0 % greater at lower reaction temperature in contrast to the conventional microporous Pd/Z48 catalyst because of the improved diffusion of hydrocarbons in the channel of the zeolite and the increased C<sub>Pd</sub>/C<sub>H</sub>+ value. Therefore, the use of a growth modifier and acid treatment for the synthesis of hierarchical zeolite effectively enhances the catalytic performance of bifunctional catalysts.</div></div>","PeriodicalId":326,"journal":{"name":"Fuel Processing Technology","volume":"282 ","pages":"Article 108393"},"PeriodicalIF":7.7,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145947907","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Catalytic pyrolysis of saturated hydrocarbon plastics over fluorinated gamma-alumina towards the production of liquid fuels 饱和烃塑料在氟化γ -氧化铝上的催化热解制备液体燃料

IF 7.7 2区工程技术

Fuel Processing Technology Pub Date : 2026-04-01 Epub Date: 2026-01-12 DOI: 10.1016/j.fuproc.2026.108398

Raiana Tomazini , Henrik Gulyás , Francesc Medina

{"title":"Catalytic pyrolysis of saturated hydrocarbon plastics over fluorinated gamma-alumina towards the production of liquid fuels","authors":"Raiana Tomazini , Henrik Gulyás , Francesc Medina","doi":"10.1016/j.fuproc.2026.108398","DOIUrl":"10.1016/j.fuproc.2026.108398","url":null,"abstract":"<div><div>Plastic pollution has escalated into a dire threat to the environment, prompting an urgent need for improved plastic waste management. Pyrolysis is among the fastest-developing technologies for converting certain waste plastics into fuels and chemicals. In this work, we studied fluorinated γ-alumina as a catalyst for the two plastics with the highest global production volumes: high-density polyethylene (HDPE) and polypropylene (PP). Catalysts with varying fluorine loadings (0, 2, 4, 8, and 20 wt%) were readily prepared by partial fluorination of γ-alumina with aqueous NH₄F. Pyrolysis experiments were conducted in a stainless-steel batch reactor at 420 °C for HDPE and 370 °C for PP. The resulting crude pyrolysis oils were separated by distillation into two distillate fractions (bp. RT–200 °C and 200–300 °C), and the bottom product. Compared to thermal pyrolysis, catalytic pyrolysis promoted more extensive fragmentation and significantly increased volatile yields (gases and distillates), reaching 84% for HDPE and over 90% for PP. It also reduced the minimum temperatures required to obtain fully liquid crude pyrolysis oils, from 420 °C to 380 °C for HDPE and from 370 °C to 340 °C for PP.</div></div>","PeriodicalId":326,"journal":{"name":"Fuel Processing Technology","volume":"282 ","pages":"Article 108398"},"PeriodicalIF":7.7,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145947889","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

A novel crude oil classification approach based on average carbon number determination and case studies 基于平均碳数测定的原油分类新方法及实例研究

IF 7.7 2区工程技术

Fuel Processing Technology Pub Date : 2026-04-01 Epub Date: 2026-01-20 DOI: 10.1016/j.fuproc.2026.108400

Renbao Zhao , Yuan Yuan , Jintang He , Wenjun Lu , Jiaying Wang , Guanghui Zhou , Jirui Zou , Shanhu Liu

{"title":"A novel crude oil classification approach based on average carbon number determination and case studies","authors":"Renbao Zhao , Yuan Yuan , Jintang He , Wenjun Lu , Jiaying Wang , Guanghui Zhou , Jirui Zou , Shanhu Liu","doi":"10.1016/j.fuproc.2026.108400","DOIUrl":"10.1016/j.fuproc.2026.108400","url":null,"abstract":"<div><div>Traditional crude oil classification based on American Petroleum Institute gravity (API) and saturates, aromatics, resins, and asphaltenes (SARA) content variation would encounter serious limitation during the heavy oil development. In this study, the average carbon number (ACN) is proposed for the first time as a quantitative parameter to establish a novel and efficient method for crude oil classification, which shows a closer correlation to the viscosity variation of crude oil in the Tahe oilfield. The ACN is determined according to the total mole amount of CO<sub><em>x</em></sub> (CO + CO₂) emissions during the ramped temperature oxidation (RTO) process, where a constant heating rate is used in conducting the kinetic cell (KC) experiments. The results show that the most effective heavy oil dilution process occurs when the ACN difference lies within the range of 6–14 under the investigated conditions. Pilot tests conducted in the Tahe oilfield confirm that the regular of screening light hydrocarbon with maintaining this range significantly enhances downhole dilution efficiency while reducing diluent consumption. ACN obtained from KC experiment is a more accurate and promising method for determining the carbon number, especially for heavy oil. This classification method could be used as a quantitative and effective solution for optimizing viscosity prediction and diluent selection in the heavy oil up and downstream industry.</div></div>","PeriodicalId":326,"journal":{"name":"Fuel Processing Technology","volume":"282 ","pages":"Article 108400"},"PeriodicalIF":7.7,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146035912","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Experimental study on the vaporization and condensation of alkali metal chlorides in biomass ash under pressurized conditions 加压条件下碱金属氯化物在生物质灰中汽化缩聚的实验研究

IF 7.7 2区工程技术

Fuel Processing Technology Pub Date : 2026-04-01 Epub Date: 2026-01-19 DOI: 10.1016/j.fuproc.2026.108403

Tao Yang , Wuyang Xiao , Lijuan Chen , Bo Wei , Yanjie Qi , Shuanglong Li , Jianjiang Wang , Shan Wang , Xian Li , Hong Yao

{"title":"Experimental study on the vaporization and condensation of alkali metal chlorides in biomass ash under pressurized conditions","authors":"Tao Yang , Wuyang Xiao , Lijuan Chen , Bo Wei , Yanjie Qi , Shuanglong Li , Jianjiang Wang , Shan Wang , Xian Li , Hong Yao","doi":"10.1016/j.fuproc.2026.108403","DOIUrl":"10.1016/j.fuproc.2026.108403","url":null,"abstract":"<div><div>The aim of this work was to understand the vaporization and condensation of alkali chlorides in biomass ash under elevated pressure, a series of experiments have been conducted on a horizontal high-pressure tube furnace. Stainless steel sheets were located in the tube furnace to condense inorganic species. Scanning electron microscopy-energy dispersive spectrometry (SEM-EDS), X-ray diffraction (XRD), X-ray fluorescence (XRF), and ImageJ software were employed to characterize and analyze the condensates and solid refractory residues. The results demonstrated that at 4.0 MPa, the relative change rates(<span><math><mi>λ</mi></math></span>) of K<sub>2</sub>O and Cl in the solid residues reached 20.89% and 726.44%, respectively. Elevated pressure inhibited the vaporization of alkali metal chlorides in biomass ash, and high pressure further promoted the formation of mullite (Al<sub>2.4</sub>Si<sub>0.6</sub>O<sub>4.8</sub>) and potassium calcium phosphate (KCaPO<sub>4</sub>) in the solid residues. The condensates formed under different pressures were mainly white, square or spherical KCl and NaCl particles; when the pressure increased from 0.1 MPa to 2.0 MPa, the particle size of the condensates decreased to 18.8% of the initial value. In conclusion, pressure exerted a crucial regulatory effect on the vaporization and condensation processes of gaseous chlorides throughout the entire thermal conversion process.</div></div>","PeriodicalId":326,"journal":{"name":"Fuel Processing Technology","volume":"282 ","pages":"Article 108403"},"PeriodicalIF":7.7,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146035909","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Energy consumption simulation and diagnosis in the sintering process: A mechanism and data-driven approach 烧结过程能耗模拟与诊断：一种机制与数据驱动的方法

IF 7.7 2区工程技术

Fuel Processing Technology Pub Date : 2026-04-01 Epub Date: 2026-01-12 DOI: 10.1016/j.fuproc.2025.108391

Ganggang Luo , Qi Zhang , Lu Dong , Huimin Liu , Shuaijie Yu , Hongyun Hu , Hong Yao

{"title":"Energy consumption simulation and diagnosis in the sintering process: A mechanism and data-driven approach","authors":"Ganggang Luo , Qi Zhang , Lu Dong , Huimin Liu , Shuaijie Yu , Hongyun Hu , Hong Yao","doi":"10.1016/j.fuproc.2025.108391","DOIUrl":"10.1016/j.fuproc.2025.108391","url":null,"abstract":"<div><div>The steel industry is a pillar of China's national economy, with energy consumption accounting for more than 10 % of the national total. As a key stage in steel production, the sintering process contributes about 8 % of total energy use. Under the dual carbon goals, improving energy efficiency in sintering has become an urgent challenge. However, existing prediction models often exhibit errors exceeding 10 %, limiting energy-saving research. To address this issue, this study develops a sintering energy consumption model using one year of continuous production data from a steel plant, combining mechanism analysis with a genetic algorithm–optimized long short-term memory network (GA-LSTM). The model achieved a prediction error below 5 % over 30 consecutive days. In addition, an energy diagnostic framework based on the analytic hierarchy process was proposed, analyzing influencing factors across three levels: “energy consumption–energy carriers–operational parameters.” Results show that solid fuel is the dominant energy carrier, contributing 73.36 %, while parameters such as sinter basicity strongly affect fuel use. Proper adjustment can reduce solid fuel consumption by 2.6 kg/t. Considering process stability and parameter coupling, two optimization strategies—uncorrected and corrected—were proposed, reducing energy consumption by 1.85 kgce/t and 1.25 kgce/t, respectively.</div></div>","PeriodicalId":326,"journal":{"name":"Fuel Processing Technology","volume":"282 ","pages":"Article 108391"},"PeriodicalIF":7.7,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145947888","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Catalysts and process conditions in DME production via CO2 hydrogenation: A review 二氧化碳加氢生产二甲醚的催化剂及工艺条件综述

IF 7.7 2区工程技术

Fuel Processing Technology Pub Date : 2026-03-01 Epub Date: 2026-01-06 DOI: 10.1016/j.fuproc.2025.108388

Zeineb Thiehmed , Rim Ismail , Takwa Omar , Ahmed Sodiq , Odi Fawwaz Alrebei , Tareq Al-Ansari , Abdulkarem I. Amhamed

{"title":"Catalysts and process conditions in DME production via CO2 hydrogenation: A review","authors":"Zeineb Thiehmed , Rim Ismail , Takwa Omar , Ahmed Sodiq , Odi Fawwaz Alrebei , Tareq Al-Ansari , Abdulkarem I. Amhamed","doi":"10.1016/j.fuproc.2025.108388","DOIUrl":"10.1016/j.fuproc.2025.108388","url":null,"abstract":"<div><div>The reliance on fossil fuels for energy production poses significant environmental challenges, necessitating the need for sustainable energy alternatives. Dimethyl ether (DME), with its non-toxic and biodegradable properties, has emerged as a promising substitute to conventional fuels, offering advantages over both liquefied petroleum gas (LPG) and diesel fuel. This review highlights recent developments in DME synthesis pathways, focusing on direct and indirect CO<sub>2</sub> hydrogenation routes. Particular attention is given to innovative bifunctional catalyst developments that integrate methanol synthesis and dehydration capabilities in a single system. The study systematically evaluates catalyst design challenges, specifically addressing metal-acid functionality optimization and long-term stability considerations. Through detailed examination of operating parameters—temperature, pressure, and space velocity—we identify critical DME process intensification opportunities for researchers in the field for further development.</div></div>","PeriodicalId":326,"journal":{"name":"Fuel Processing Technology","volume":"281 ","pages":"Article 108388"},"PeriodicalIF":7.7,"publicationDate":"2026-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145921278","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Contrasting morphology and oxidation kinetics in forward and reverse smolder-derived chars from pine needles 对比松针正、反向阴烧炭的形态和氧化动力学

IF 7.7 2区工程技术

Fuel Processing Technology Pub Date : 2026-03-01 Epub Date: 2025-12-19 DOI: 10.1016/j.fuproc.2025.108382

Jiuling Yang , Lei Yang , Jiepei Xu , Jie Zhang , Shiqi Wu , Haoyang Qin

{"title":"Contrasting morphology and oxidation kinetics in forward and reverse smolder-derived chars from pine needles","authors":"Jiuling Yang , Lei Yang , Jiepei Xu , Jie Zhang , Shiqi Wu , Haoyang Qin","doi":"10.1016/j.fuproc.2025.108382","DOIUrl":"10.1016/j.fuproc.2025.108382","url":null,"abstract":"<div><div>Smoldering is categorized into forward and reverse modes, propagating with or against the wind orientation. The inherent structural heterogeneity and complex smoldering dynamics of forest residues have left their bioenergy potential underexplored under contrasting airflows. This study combined multi-scale characterization (<em>μ</em>-CT, SEM, Micro-FTIR, Raman spectroscopy, and coupled TG-FTIR-MS) to reveal the distinct physicochemical properties of pine needles (PN) and its smolder-derived chars. The results revealed that PN features a multiscale pore structure across its inter- and intra-particle regions, as characterized by <em>μ</em>-CT and SEM, respectively. The char produced by forward smoldering (FSC) exhibited denser and thicker-walled pores (5–20 μm), whereas the char produced by reverse smoldering (RSC) retained loose and thinner-walled pores (>20 μm). The thermal stability of RSC was reduced due to its less-ordered carbon structure, as evidenced by the Micro-FTIR and Raman analysis. At 200–400 °C, RSC exhibited higher activation energy than FSC (135.98 vs. 92.10 kJ/mol), indicating its greater resistance to initial oxidation. However, RSC's activation energy became lower (101.89 vs. 113.66 kJ/mol) at 400–500 °C, reflecting the enhanced reactivity of the secondary char oxidation. These findings pave the way for tailoring smoldering conditions (e.g., wind orientation and temperature) to convert forest residues into chars with desired reactivity for bioenergy applications.</div></div>","PeriodicalId":326,"journal":{"name":"Fuel Processing Technology","volume":"281 ","pages":"Article 108382"},"PeriodicalIF":7.7,"publicationDate":"2026-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145788244","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Synthesis, characterization, and performance of a novel static dissipative additive for refined oils via quaternary ammonium segment modification 一种新型季铵段改性成品油静态耗散添加剂的合成、表征及性能研究

IF 7.7 2区工程技术

Fuel Processing Technology Pub Date : 2026-03-01 Epub Date: 2025-12-08 DOI: 10.1016/j.fuproc.2025.108381

Kunyu Li, Zhanpeng Lu, Tiantian Zhang, Zuo Wang, Zhijie Wang, Zhengsheng Ma

{"title":"Synthesis, characterization, and performance of a novel static dissipative additive for refined oils via quaternary ammonium segment modification","authors":"Kunyu Li, Zhanpeng Lu, Tiantian Zhang, Zuo Wang, Zhijie Wang, Zhengsheng Ma","doi":"10.1016/j.fuproc.2025.108381","DOIUrl":"10.1016/j.fuproc.2025.108381","url":null,"abstract":"<div><div>Refined oils, such as gasoline, diesel, and aviation kerosene, are primarily composed of hydrocarbon compounds. As poor electrical conductors, these oils accumulate static charges through friction during storage, transportation, and handling. When charge accumulation exceeds a critical threshold, electrostatic discharge phenomenon will occur, posing significant fire and explosion risks. The incorporation of static dissipative additives into oil products is an effective method for preventing and mitigating electrostatic hazards. In this study, polymer segment modification technology was employed to introduce hydrophobic higher alkyl acrylate segments into the unsaturated C<img>C of the quaternary ammonium salt monomer methylacryloyloxyethyl trimethylammonium chloride. This approach led to the initial synthesis of a novel hydrophobic polyquaternary ammonium compound that retained the antistatic properties inherent to quaternary ammonium groups while achieving compatibility with oil matrices. The structure and morphology of the polymeric product were characterized using instrumental analysis techniques, confirming its successful synthesis. Further evaluation demonstrated the efficacy of the product in enhancing the conductivity of refined oils. The oil conductivity increased to 1005 pS/m at an addition level of 2 ppm. The synthesized polymer shows promise as a novel static dissipative additive for refined oils and offers new guidance for advancing polymer segment modification technology.</div></div>","PeriodicalId":326,"journal":{"name":"Fuel Processing Technology","volume":"281 ","pages":"Article 108381"},"PeriodicalIF":7.7,"publicationDate":"2026-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145697405","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Performance study of diesel/hydrogen-rich gas engine based on methanol decomposing and waste heat recovery 基于甲醇分解和余热回收的柴油/富氢燃气发动机性能研究

IF 7.7 2区工程技术

Fuel Processing Technology Pub Date : 2026-03-01 Epub Date: 2026-01-06 DOI: 10.1016/j.fuproc.2025.108387

Beidong Zhang , Yankun Jiang , Weihong Xu , Mingrui Chen , Yexin Chen

{"title":"Performance study of diesel/hydrogen-rich gas engine based on methanol decomposing and waste heat recovery","authors":"Beidong Zhang , Yankun Jiang , Weihong Xu , Mingrui Chen , Yexin Chen","doi":"10.1016/j.fuproc.2025.108387","DOIUrl":"10.1016/j.fuproc.2025.108387","url":null,"abstract":"<div><div>Dissociated methanol gas (DMG) is a hydrogen-rich mixture produced from methanol using engine exhaust heat. In this study, a diesel/DMG dual-fuel engine was developed to investigate the effects of DMG blending on performance under typical operating conditions and to explore the potential of exhaust-heat-driven methanol decomposition for improving efficiency and reducing fuel cost. DMG generated in a methanol decomposition reactor was introduced into the cylinder to co-combust with diesel. Results show that at a 20 % substitution ratio, the engine's thermal efficiency increased by (1.08 ± 0.08)% and fuel costs decreased by (10.47 ± 0.25)%. The improvement was statistically significant (<em>p</em> < 0.05). DMG addition led to higher peak cylinder pressure, pressure rise rate, and heat release rate, along with advanced combustion phasing, a shorter combustion duration, and slightly increased cycle-to-cycle variation. Regarding emissions, NOx increased with higher substitution ratios, while soot exhibited a slight rise. HC emissions first decreased and then increased marginally, whereas CO emissions showed a small increase. Blending DMG with diesel not only recycles exhaust heat but also modifies combustion characteristics, improving engine efficiency and lowering operational costs. This method presents a competitive and promising pathway for the efficient utilization of future clean energy.</div></div>","PeriodicalId":326,"journal":{"name":"Fuel Processing Technology","volume":"281 ","pages":"Article 108387"},"PeriodicalIF":7.7,"publicationDate":"2026-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145921334","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0