Results 101 to 110 of about 79,200 (357)

Investigation of critical burning of fuel droplets [PDF]

open access: yes
The steady combustion characteristics of droplets were considered in combustion chamber environments at various pressures, flow conditions, and ambient oxidizer concentrations for a number of hydrocarbon fuels.
Chanin, S., Faeth, G. M.
core   +4 more sources

Numerical Analysis of Pulse Decay Characteristics in Solid Rocket Motors for Different Finocyl Grain Configurations

open access: yesAerospace
Combustion instability is an abnormal working state that often occurs in advanced solid rocket motors (SRMs), which can arouse pressure oscillations, increase the risk of mission failure, and even cause structural damage.
Fengnan Guo   +4 more
doaj   +1 more source

Theoretical investigation on transverse mode combustion instability for liquid propellant rockets [PDF]

open access: yes
Mathematical solution of nonlinear transverse combustion instability problems in thin annular liquid propellant rocket ...
Crocco, L., Lorenzetto, J. H.
core   +1 more source

Optimization of Lithium‐Ion Battery Circular Economy in Electric Vehicles in Sustainable Supply Chain

open access: yesBattery Energy, Volume 4, Issue 2, March 2025.
Lithium batteries constitute a pivotal component in electric vehicles (EVs) owing to their rechargeability and high‐power output capabilities. ABSTRACT Lithium batteries constitute a pivotal component in electric vehicles (EVs) owing to their rechargeability and high‐power output capabilities.
Mohsen Alizadeh Afroozi   +4 more
wiley   +1 more source

Towards detailed combustion characteristics and linear stability analysis of premixed ammonia‒hydrogen‒air mixtures

open access: yesApplications in Energy and Combustion Science
In this study, premixed ammonia‒hydrogen‒air mixtures at different pressures (50∼300 kPa), equivalence ratios (0.7∼1.5), and hydrogen concentrations (9∼50.00 %) were centrally ignited in a closed vessel, and the propagation of a spherical flame was ...
Jun Cheng, Bo Zhang
doaj   +1 more source

Analysis of combustion instability in liquid propellant engines with or without acoustic cavities [PDF]

open access: yes
Analytical studies have been made of the relative combustion stability of various propellant combinations when used with hardware configurations representative of current design practices and with or without acoustic cavities.
Kesselring, R. C.   +3 more
core   +1 more source

Some experimental results on the L-star instability of metallized composite propellants [PDF]

open access: yes, 1975
Experimental results are reported on the Lstar instability characteristics of three AP I composite propellants. The metal content of the propellants is 2%, 16%, and 16%.
Kumar, R. N.
core  

Engineering Biochar‐Derived Functional Materials for High‐Performance Supercapacitors: Design Principles, Mechanisms, and Scalable Strategies

open access: yesCarbon Energy, EarlyView.
ABSTRACT Biochar has emerged as a useful and adaptable source of carbon for supercapacitor electrodes. Its value comes from the way biomass chemistry, thermal conversion, and activation conditions shape the resulting pore network, surface groups, and degree of carbon ordering.
Soumen Mandal   +6 more
wiley   +1 more source

Combustion Dynamics Characteristics and Fuel Pressure Modulation Responses of a Three-Cup Third-Generation Swirl-Venturi Lean Direct Injection Combustion Concept [PDF]

open access: yes
This paper presents the combustion dynamic data and fuel modulation response of a three-cup Lean Direct Injection combustor developed by Woodward, FST. The test was conducted at the NASA Glenn Research Center CE-5 flame tube test facility.
Dam, B.   +5 more
core   +1 more source

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