Results 41 to 50 of about 2,448 (245)

Ignition Process and Flame Lift-Off Characteristics of dimethyl ether (DME) Reacting Spray

open access: yesFrontiers in Mechanical Engineering, 2021
Advanced combustion systems that utilize different combustion modes and alternative fuels have significantly improved combustion performance and emissions compared to conventional diesel or spark-ignited combustions.
Khanh Duc Cung   +3 more
doaj   +1 more source

Silicon‐Based Anodes for Sulfide Solid‐State Batteries: Failure Mechanisms and Multiscale Design Strategies

open access: yesAdvanced Energy Materials, EarlyView.
Silicon anodes in sulfide SSBs face coupled electrochemo‐mechanical failure by interface instability. This review examined recent advances and proposed mitigation strategies via material‐, electrode/interface‐, and cell‐level‐ engineering. We further evaluate scalable synthesis of sulfide SEs.
Murugesan Karuppaiah   +4 more
wiley   +1 more source

Investigation of performance and characteristics of a multi-cylinder gasoline engine with controlled auto-ignition combustion in naturally aspirated and boosted operation [PDF]

open access: yes, 2007
This thesis was submitted for the degree of Doctor of Philosophy and was awarded by Brunel University.Controlled Auto-Ignition (CAI) also known as Homogeneous Charge Compression Ignition (HCCI) is increasingly seen as a very effective way of lowering ...
Martins, Mario Eduardo Santos
core  

Investigation of transition between spark ignition and controlled auto-ignition combustion in a V6 direct-injection engine with cam profile switching

open access: yes, 2008
Controlled auto-ignition (CAI) combustion, also known as Homogeneous Charge Compression Ignition (HCCI) can be achieved by trapping residuals with early exhaust valve closure in a direct fuel injection in-cylinder four-stroke gasoline engines (through ...
Zhao, H, Kalian, N, Qiao, J
core   +1 more source

An Investigation of the Effect of Charge Inhomogeneity on the Ignition and Combustion Processes in a HCCI Engine Using Chemiluminescence Imaging

open access: yesJournal of Thermal Science and Technology, 2007
In the HCCI (Homogeneous Charge Compression Ignition) engines, inhomogeneity in fuel distribution and temperature in the pre-mixture exists microscopically and has possibility to affect the ignition and combustion process.
Kengo KUMANO   +2 more
doaj   +1 more source

The Potential of Wobble Plate Opposed Piston Axial Engines for Increased Efficiency

open access: yesEnergies, 2020
Recent announcements regarding the phase out of internal combustion engines indicate the need to make major changes in the automotive industry. Bearing in mind this innovation trend, the article proposes a new approach to the engine design.
Paweł Mazuro, Barbara Makarewicz
doaj   +1 more source

Influence of cobalt chromium nanoparticles in homogeneous charge compression ignition engine operated with citronella oil

open access: yesEnergy Science & Engineering, 2022
Stringent emission standards and greater fuel economy have forced scientists to develop an advanced combustion technology (homogeneous charge compression ignition; HCCI) useful in internal combustion engines in the future.
N.S. Senthur   +8 more
doaj   +1 more source

Effects of temperature and composition inhomogeneity on the ignition characteristics of NH3/H2 co-firing fuels under HCCI operating conditions

open access: yesApplications in Energy and Combustion Science, 2023
The application of ammonia (NH3) in combustion devices, such as internal combustion engines (ICEs), is expected to largely reduce the greenhouse gas (CO2) emission.
Wanying Xu   +4 more
doaj   +1 more source

Challenges in charge preparation and combustion in homogeneous charge compression ignition engines with biodiesel: A review

open access: yesEnergy Reports, 2019
Homogeneous charge compression ignition (HCCI) engines have high efficiency and lower NOx-soot emissions than diesel and gasoline engines. However, these engines suffer from high HC, CO and unregulated emissions and combustion phasing control.
V.D. Chaudhari, D. Deshmukh
doaj   +1 more source

Effect of Combustion Boundary Conditions and n-Butanol on Surrogate Diesel Fuel HCCI Combustion and Emission Based on Two-Stroke Diesel Engine

open access: yesAtmosphere, 2022
The combustion and emission characteristics of surrogate diesel fuel homogeneous charge compression ignition (HCCI) with different combustion boundary conditions and n-butanol (NB) mixing ratios are studied in this work.
Shiye Wang, Jundong Zhang, Li Yao
doaj   +1 more source

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