Search Results - subject:"chemical kinetics"

РЕШЕНИЕ ОПТИМИЗАЦИОННЫХ ЗАДАЧ ПРИ ХИМИЧЕСКИХ ПРЕВРАЩЕНИЯХ

ЛЕОНИДОВИЧ, МАЙКОВ ИГОРЬ; … - In: Управление большими … (2013) 3, pp. 273-285

Разработан алгоритм решения оптимизационных задач определения параметров химических превращений на основе метода Хука и Дживса, использующий одномерную...

Persistent link: https://www.econbiz.de/10011226971

Recent progress in the development of biofuel 2,5-dimethylfuran

Qian, Yong; Zhu, Lifeng; Wang, Yue; Lu, Xingcai - In: Renewable and Sustainable Energy Reviews 41 (2015) C, pp. 633-646

2,5-Dimethylfuran (DMF), which is considered as a promising new generation of alternative fuel, has the potential to relieve the global fossil fuel shortage and air pollution problems. In the last 5 years, the preparation methods, applications, and the oxidation and combustion characteristics of...

Persistent link: https://www.econbiz.de/10011077174

Transesterification of canola, palm, peanut, soybean and sunflower oil with methanol, ethanol, isopropanol, butanol and tert-butanol to biodiesel: Modelling of chemical equilibrium, reaction kinetics and mass transfer based on fatty acid composition

Likozar, Blaž; Levec, Janez - In: Applied Energy 123 (2014) C, pp. 108-120

to devise chemical kinetics and thermodynamics based on fatty acid composition, differentiating among triglycerides …

Persistent link: https://www.econbiz.de/10011041479

The effects of unburned hydrocarbon recirculation on ignition and combustion during diesel engine cold starts

Cui, Yi; Peng, Haiyong; Deng, Kangyao; Shi, Lei - In: Energy 64 (2014) C, pp. 323-329

unburned hydrocarbon recirculation increased. An analysis of the chemical kinetics showed that the reaction intermediates …

Persistent link: https://www.econbiz.de/10011056024

Simulation of biodiesel combustion in a light-duty diesel engine using integrated compact biodiesel–diesel reaction mechanism

Ng, Hoon Kiat; Gan, Suyin; Ng, Jo-Han; Pang, Kar Mun - In: Applied Energy 102 (2013) C, pp. 1275-1287

reactions is used to account for the effects of chemical kinetics. Here, the mechanism is capable of emulating biodiesel …

Persistent link: https://www.econbiz.de/10010603032

Effect of oxygen enrichment on acid gas combustion in hydrogen/air flames under claus conditions

Selim, H.; Ibrahim, S.; Al Shoaibi, A.; Gupta, A.K. - In: Applied Energy 109 (2013) C, pp. 119-124

Results are presented to examine the combustion of acid gas (H2S and CO2) in hydrogen-fueled flames using a mixture of oxygen and nitrogen under Claus conditions (Φ=3). Specifically the effect of oxygen enrichment in the above flames is examined. The compositions of acid gas examined are100%...

Persistent link: https://www.econbiz.de/10011040779

Study of ignition in a high compression ratio SI (spark ignition) methanol engine using LES (large eddy simulation) with detailed chemical kinetics

Zhen, Xudong; Wang, Yang - In: Energy 59 (2013) C, pp. 549-558

) methanol engine was studied by using LES (large eddy simulation) with detailed chemical kinetics. A 21-species, 84-reaction …

Persistent link: https://www.econbiz.de/10010810754

Effects of operating parameters on nitrogen oxides emissions for a natural gas fueled homogeneous charged compression ignition engine (HCCI): Results from a thermodynamic model with detailed chemistry

Zheng, Junnian; Caton, Jerald A. - In: Applied Energy 92 (2012) C, pp. 386-394

with detailed chemical kinetics was used to determine the effect of operating parameters on nitrogen oxides emissions. The … model employed Chemkin and used chemical kinetics for natural gas with 53 species and 325 reactions. The simulation was … dependent on the chemical kinetics and the resulting differences in gas temperature profiles. For this particular study, 50 …

Persistent link: https://www.econbiz.de/10010576361

In-cylinder diesel spray combustion simulations using parallel computation: A performance benchmarking study

Pang, Kar Mun; Ng, Hoon Kiat; Gan, Suyin - In: Applied Energy 93 (2012) C, pp. 466-478

Quad-Core platform to allow both fluid dynamics and chemical kinetics of the surrogate diesel fuel model to be solved …

Persistent link: https://www.econbiz.de/10011041164

Application of the Polynomial Chaos Expansion to the simulation of chemical reactors with uncertainties

Villegas, M.; Augustin, F.; Gilg, A.; Hmaidi, A.; Wever, U. - In: Mathematics and Computers in Simulation (MATCOM) 82 (2012) 5, pp. 805-817

In this paper we consider the simulation of probabilistic chemical reactions in isothermal and adiabatic conditions. Models for reactions under isothermal conditions result in advection equations, adiabatic conditions yield the reactive Euler equations. In order to treat with scattering data,...

Persistent link: https://www.econbiz.de/10010751818