Results 71 to 80 of about 158,007 (340)

Impact of steam flow into a combustion chamber of a contact gas-steam installation on its energy characteristics

Известия Томского политехнического университета: Инжиниринг георесурсов
Relevance. Reduction of natural gas consumption and emissions of harmful substances into the environment based on introduction of water vapor into a combustion chamber of a contact gas-steam installation. Aim.
Nikolay N. Galashov, Alexander A. Tubolev, Evgeny S. Boldushevsky, Alexander A. Minor   +3 more
doaj   +1 more source

Combustor design and analysis using the Rocket Combustor Interactive Design (ROCCID) methodology [PDF]

The ROCket Combustor Interactive Design (ROCCID) Methodology is a newly developed, interactive computer code for the design and analysis of a liquid propellant rocket combustion chamber.
Klem, Mark D., Pieper, Jerry L., Walker, Richard E.   +2 more
core   +1 more source

Applications of Various Methods of Analysis to Combustion Instabilities in Solid Propellant Rockets [PDF]

, 1996
Instabilities of motions in a combustion chamber are consequences of the coupled dynamics of combustion processes and of the flow in the chamber. The extreme complexities of the problem always require approximations of various sorts to make progress in
Culick, F. E. C., Roh, T. S.
core  

Nanoplastics Enhance Transmembrane Transport and Uptake of Carcinogens: Transcriptional Changes and the Effects of Weathering

Advanced Science, EarlyView.
Nanoplastics exposed to defined weathering conditions are systematically investigated as vectors for polycyclic aromatic hydrocarbons (PAHs). This investigation demonstrates significant potential for enhancing PAH uptake and transport in an intestinal membrane model.
Erik B. Schiferle, Saatwik Suman, Katherine R. Steffen, Koustav Kundu, Aniqa N. Islam, Björn M. Reinhard   +5 more
wiley   +1 more source

Effect of Improved Combustion Chamber Design and Biodiesel Blending on the Performance and Emissions of a Diesel Engine

Energies
This study aims to investigate the impact of combustion chamber geometry and biodiesel on the performance of diesel engines under various load conditions.
Ziming Wang, Yanlin Chen, Chao He, Dongge Wang, Yan Nie, Jiaqiang Li   +5 more
doaj   +1 more source

CFD Study on Hydrogen-Air Premixed Combustion in a Micro Scale Chamber [PDF]

Iranian Journal of Chemistry & Chemical Engineering, 2010
This paper reports a CFD modeling study to investigate the hydrogen-air mixture combustion in a micro scale chamber. Nine species with nineteen reversible reactions were considered in the premixed combustion model.
Sayed Reza Shabanian, Masoud Rahimi, Abbas Khoshhal, Ammar Abdulaziz Alsairafi   +3 more
doaj  

Computer code for the prediction of nozzle admittance [PDF]

A procedure which can accurately characterize injector designs for large thrust (0.5 to 1.5 million pounds), high pressure (500 to 3000 psia) LOX/hydrocarbon engines is currently under development.
Nguyen, Thong V.
core   +1 more source

Transient combustion responses of homogeneous propellants to acoustic oscillations in axisymmetric rocket motors [PDF]

, 1997
A numerical analysis of unsteady motions in solid rocket motors has been conducted. The formulation considers a 2-D axisymmetric combustion chamber and a choke nozzle, and treats the complete conservation equations accounting for turbulence closure ...
Culick, F. E. C., Roh, T. S.
core   +1 more source

Advancing Nitrate‐to‐Ammonia Electrocatalysis: Strategies in Catalyst Design, Electrolyte Engineering, and Performance Evaluation

Advanced Science, EarlyView.
This review highlights the latest advances in electrocatalytic nitrate reduction to ammonia, with a focus on catalyst design strategies, electrolyte engineering, and performance evaluation. Abstract The electrochemical reduction of nitrate for ammonia production not only offers a promising alternative to the traditional Haber–Bosch process, which ...
Juan Bai, Ziyou Dong, Xudong Jiang, Qianqin Zhou, Jiahao Zhao, Jun Mei, Ziqing Tan, Ting Liao, Ziqi Sun   +8 more
wiley   +1 more source

Combustion analysis in a natural gas engine with pre-chamber by three-dimensional numerical simulation

Nihon Kikai Gakkai ronbunshu, 2015
Highly efficient natural gas engines have been widely used in wide range of sectors from industry and transportation. However, because combustion process in gas engines with a pre-chamber is very complicated, it is difficult to experimentally investigate
Satoshi HOKIMOTO, Tatsuya KUBOYAMA, Yasuo MORIYOSHI, Toshio YAMADA   +3 more
doaj   +1 more source