Results 21 to 30 of about 155,121 (170)

Experimental Investigation on the Effects of Direct Injection Timing on the Combustion, Performance and Emission Characteristics of Methanol/Gasoline Dual-Fuel Spark Turbocharged Ignition (DFSI) Engine with Different Injection Pressures under High Load

Energies, 2023
The exceptional properties of methanol, such as its high octane number and latent heat of evaporation, make it an advantageous fuel for efficient utilization in dual-fuel combustion techniques. The aim of this study is to investigate the effect of direct
Jun Wang, Huayu Tian, Ran Zhang, Bo Shen, Yan Su, Hao Yu, Yulin Zhang   +6 more
doaj   +1 more source

Combustion analysis of hydrogen-diesel dual fuel engine with water injection technique

Case Studies in Thermal Engineering, 2019
In this paper, the effect of direct diesel injection timing and engine speed on the performance and emissions of CI engine operating on RCCI (H2/diesel mixture) coupled with water injection have been numerically investigated and validated. The simulation
Osama H. Ghazal
doaj   +1 more source

Impact characteristics of post injection on exhaust temperature and hydrocarbon emissions of a diesel engine

Energy Reports, 2022
Increasing exhaust gas temperature (EGT) and providing hydrocarbon (HC) reactants by in-cylinder post injection are effective measures to assist diesel engine exhaust aftertreatment operation for efficient pollution control.
Zhengjiang Wang, Lizhong Shen, Jilin Lei, Guozhong Yao, Guiyong Wang   +4 more
doaj   +1 more source

CFD Investigation into Diesel PCCI Combustion with Optimized Fuel Injection

Energies, 2011
A multi-pulse injection strategy for premixed charge compression ignition (PCCI) combustion was investigated in a four-valve, direct-injection diesel engine by a computational fluid dynamics (CFD) simulation using KIVA-3V code coupled with detailed ...
Lipeng Lu, Bin Liu, Weiji Wang, Zhijun Peng   +3 more
doaj   +1 more source

Numerical Investigation on Effects of Assigned EGR Stratification on a Heavy Duty Diesel Engine with Two-Stage Fuel Injection

Energies, 2018
External exhaust gas recirculation (EGR) stratification in diesel engines contributes to reduction of toxic emissions. Weak EGR stratification lies in that strong turbulence and mixing between EGR and intake air by current introduction strategies of EGR.
Zhaojie Shen, Wenzheng Cui, Xiaodong Ju, Zhongchang Liu, Shaohua Wu, Jianguo Yang   +5 more
doaj   +1 more source

A CFD Study on the Effects of Injection Timing and Spray Inclusion Angle on Performance and Emission Characteristics of a DI Diesel Engine Operating in Diffusion-Controlled and PCCI Modes of Combustion

Energies, 2023
In three-dimensional (3D) computational fluid dynamics (CFD) simulations, the effects of injection timing and spray inclusion angle (SIA) on performance and emissions of diffusion-controlled and Premixed Charge Compression Ignition (PCCI) combustion in ...
Cengizhan Cengiz, Salih Ozen Unverdi
doaj   +1 more source

Diesel-natural gas dual fuel injection strategy effects on engine ignition delay and cylinder pressure evolution

Case Studies in Thermal Engineering
Diesel pilot high-pressure direct injection (HPDI) natural gas technology has been noticed and applied in medium and heavy-duty engines due to its outstanding economy and power performance.
Wei Wang, Chenglong Tang, Zuohua Huang
doaj   +1 more source

Investigation on effects of cobalt-chromite nanoparticle blends in compression-ignition engine

Materials Research Express, 2023
This work provides a high-level overview of the performance parameters of a nanoparticle-fuelled engine emulsion. The nanoparticle of cobalt chromite was created by a straightforward laboratory procedure.
Anbarasan Baluchamy, Muralidharan Karuppusamy, Sakthi Rajan C, Balamurugan Senthamaraikannan   +3 more
doaj   +1 more source

Environmental effects of using Methanol as a biofuel into the combustion chamber of a heavy-duty diesel engine [PDF]

Advances in Environmental Technology, 2016
Methanol as a biofuel is an environmentally friendly substitute for pure diesel and can be obtained from biomasses. The use of biofuels such as methanol for the combustion process is associated with positive impacts on the environment.
kianoosh shojae, Majid Mahdavian
doaj   +1 more source

Comparison and analysis of two natural adsorbents of Sorghum and Ziziphus nummularia pyrene for removal of Erythrosine dye from aquatic environments [PDF]

Advances in Environmental Technology, 2016
One pollutant which seriously threatens water resources is dye. Therefore, finding a suitable method to separate the dye in water resources is very important.
Nayereh Yahyaei, Javad Mousavi, Mehdi Parvini, Pedram Mohebi   +3 more
doaj   +1 more source