Results 51 to 60 of about 92,929 (279)

Curvy Surface Reconstruction

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
This review introduces the concept of “general curvy surface reconstruction,” which incorporates both geometric and physical dimensions, representing an upgrade over conventional geometric reconstruction that focuses solely on spatial relationships. Particular emphasis is placed on the emerging opportunities enabled by advanced measurement techniques ...
Chen Shang   +8 more
wiley   +1 more source

Experimental Study on the Stabilization Mechanism of Diffusion Flames in a Curved Impinging Spray Combustion Field in a Narrow Region

open access: yesEnergies, 2021
HVAF (High Velocity Air Flame) flame spraying can generate supersonic high-temperature gas jets, enabling thermal spraying at unprecedented speeds. However, there is a problem with the energy cost of this device.
Hideo Kawahara   +4 more
doaj   +1 more source

Numerical investigation on the performance of bluff body augmented micro cavity-combustor

open access: yesInternational journal of hydrogen energy, 2020
Bluff body augmented micro-cavity combustors are proposed in this study to enhance the combustion efficiency under high inlet velocities. The original and two types of bluff body supplemented micro cavity combustors, namely CAVITY, TRIANGLE, and FIN ...
Zheng Zhang   +4 more
semanticscholar   +1 more source

Scaling effects on combustion modes in a single-side expansion kerosene-fueled scramjet combustor

open access: yes, 2021
The combustion modes in two different scramjet combustors with the mass flow rates of 1.8 kg/s and 3.6 kg/s are experimentally investigated to explore the scaling effects on supersonic combustion with a Mach number 2.0 inflow.
Fan Li   +6 more
semanticscholar   +1 more source

Performance Analysis of a Cooling‐Heating‐Electricity‐Ammonia Multigeneration System Integrated Concentrated Photovoltaic Photothermal and Operation Strategy

open access: yesEnergy Science &Engineering, Volume 14, Issue 2, Page 916-934, February 2026.
This article introduces an operation strategy utilizing a hydrogen and biomass collaborative energy storage to regulate the power supply and demand. The results show that the system achieves annual average energy and exergy efficiencies of 87.77% and 67.16%, respectively.
Kai Ding, Ximin Cao, Yanchi Zhang
wiley   +1 more source

Noise, Vibration, and Harshness (NVH) Challenges in Hydrogen Internal Combustion Engine Vehicles

open access: yesEnergy Science &Engineering, Volume 14, Issue 2, Page 1067-1080, February 2026.
ABSTRACT This paper presents a state‐of‐the‐art literature review on noise, vibration, and harshness (NVH) in hydrogen‐fuelled internal combustion engines. Studies published between 2011 and 2025 were screened, covering fundamental flame physics, test‐bench work, and recent prototype vehicles.
Krisztián Horváth
wiley   +1 more source

Airflow distribution control for improved turbine engine performance [PDF]

open access: yes, 1972
Control allows significant diffuser length and weight reduction, reduces combustor exhaust emissions during engine idle, and improves combustor altitude relight ...
Holdeman, J. D., Juhasz, A. J.
core   +1 more source

A Shock‐Tube Facility for Gas‐Phase Chemical Kinetics Studies: Design, Validation, and Application for Methane Oxidation

open access: yesChemistry–Methods, Volume 6, Issue 1, January 2026.
A high‐pressure shock‐tube facility is developed to investigate high‐temperature chemical‐kinetics for next‐generation combustion systems. The design enables extended test times and integrates multiple optical diagnostics for time‐resolved species detection.
Sulaiman A. Alturaifi   +8 more
wiley   +1 more source

Fuel‐Tanker Explosions: Characterization and Emission Factors for the Quantification of the Associated Air Emissions From Burnt Premium Motor Spirit and Liquefied Petroleum Gas in Nigeria

open access: yesEnergy Science &Engineering, Volume 14, Issue 1, Page 91-98, January 2026.
ABSTRACT This study investigated the combustion characterization of Petroleum Motor Spirit (PMS) and Liquefied Petroleum Gas (LPG) due to fuel tanker explosions in Nigeria using Aspen Plus software. The simulation characterized and determined the emission factors (EFs) of the associated emissions from explosions.
Francis B. Elehinafe   +5 more
wiley   +1 more source

Numerical Study of Cocombustion Characteristics of Ammonia and Coke Oven Gas

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
This study investigates the combustion characteristics of hydrogen, methane, and coke oven gas (COG) blended with ammonia (NH3) using one‐dimensional simulations. The laminar burning velocity (LBV), adiabatic flame temperature, and nitrogen oxide (NOx) emissions were analyzed across different NH3 blending ratios (0%–100%).
Fang-Hsien Wu   +3 more
wiley   +1 more source

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