Results 71 to 80 of about 60,156 (159)

Detailed mechanism for oxidation of benzene [PDF]

A detailed mechanism for the oxidation of benzene is presented and used to compute experimentally obtained concentration profiles and ignition delay times over a wide range of equivalence ratio and temperature.
Bittker, David A.
core   +1 more source

Experimental Study on the Influence of Microwave Energy Pulse Width and Duty Cycle on Evaporation and Ignition Characteristics of ADN-Based Liquid Propellant Droplets

Aerospace
This study investigates the evaporation and ignition characteristics of a single droplet of ammonium dinitramide (ADN)-based liquid propellant utilizing a waveguide resonant cavity device, in conjunction with a high-speed photographic imaging system and ...
Dezhao Yu, Jiale Yao, Jiafu Ma, Yangyang Hou, Shaoyun Zhang, Yusong Yu   +5 more
doaj   +1 more source

Experiments and Simulations of n -Heptane Spray Auto-Ignition in a Closed Combustion Chamber at Diesel Engine Conditions [PDF]

, 2018
Auto-igniting n-heptane sprays have been studied experimentally in a high pressure, high temperature constant volume combustion chamber with optical access.
Boulouchos, Konstantinos, De Paola, Giorgio, Margari, Ourania-Nektaria, Mastorakos, Epaminondas, Wright, Yuri   +4 more
core  

Local Ignition in Carbon/Oxygen White Dwarfs -- I: One-zone Ignition and Spherical Shock Ignition of Detonations

, 2005
The details of ignition of Type Ia supernovae remain fuzzy, despite the importance of this input for any large-scale model of the final explosion. Here, we begin a process of understanding the ignition of these hotspots by examining the burning of one ...
Desbordes D., F. X. Timmes, Khokhlov A. M., L. Jonathan Dursi, Zeldovich Y. B.   +4 more
core   +2 more sources

Development and performance evaluation of the laser ignition device for micro thruster systems

Materials & Design
To meet the requirements for micro thruster system in microsatellites and solve the integration problems caused by large laser ignition devices, this study developed a miniature laser ignition device using a 2 × 2 VCSEL(vertical-cavity surface-emitting ...
Jianming Zhang, Wenzhong Lou, Hengzhen Feng, Wenxing Kan, Yi Lu   +4 more
doaj   +1 more source

Evolution of Hydrocarbons Ignition Delay Time Over HTAC (High Temperature Air Combustion) Conditions

High Temperature Materials and Processes, 2011
In this investigation, ignition processes of the methane and the propane using a high-temperature oxidizer (Toxi > Tai) with a varying oxygen concentration zO2 - the HTAC (High Temperature Air Combustion) conditions, applying a constant-volume bomb (CVB)
Werle Sebastian
doaj   +1 more source

Diffusion flames and supersonic combustion 2

, 1967
Some problems related to the fluid dynamical and chemical phenomena appearing near the injector exit of an idealized supersonic combustion burner, are theoretically investigated.
Da Riva de la Cavada, Ignacio, Fraga, Enrique, Liñán Martínez, Amable   +2 more
core  

Ignition delay times of benzene and toluene with oxygen in argon mixtures [PDF]

The ignition delay times of benzene and toluene with oxygen diluted in argon were investigated over a wide range of conditions. For benzene the concentration ranges were 0.42 to 1.69 percent fuel and 3.78 to 20.3 percent oxygen. The temperature range was
Brabbs, T., Burcat, A., Snyder, C.
core   +1 more source

Ignition and combustion characteristics of micro/nano-Al and Al@Ni alloy powders at elevated pressures

Case Studies in Thermal Engineering
Nanosizing and alloying of aluminum (Al) promisingly improve ignition and combustion performance of Al-based propellants. To aim this, lased-induced ignition and combustion characteristics of micro/nano-Al and aluminum@nickel (Al@Ni) alloy powders at ...
Chaojie Feng, Xiao Jin, Zhangtao Wang, Xuefeng Huang, Shengji Li, Jiankan Zhang   +5 more
doaj   +1 more source

Investigation of the interaction of the MILD regime with HiTAC and no-combustion regimes in combustion region diagrams

Frontiers in Energy Research
Moderate or intense low-oxygen dilution combustion is vital for reducing emissions. Recent advancements have introduced regime diagrams for various reactant mixtures, highlighting no-combustion, Moderate or intense low-oxygen dilution, and high ...
M. Srinivasarao, Giancarlo Sorrentino, V. Mahendra Reddy   +2 more
doaj   +1 more source