Results 81 to 90 of about 93,646 (365)

Effect of Temperature and Atmosphere on Agglomeration of Bed Particles in a Bubbling Fluidised Bed Burning Na‐Enriched Coal

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Agglomeration of bed materials during circulating fluidised bed (CFB) combustion or gasification of high‐alkali fuel is a practical challenge in industrial practice. This work investigates experimentally the effect of temperatures (700°C–900°C) and atmosphere (air equivalence ratios 1.61–0.53) on agglomeration in a lab‐scale bubbling fluidised
Zipeng Guo   +4 more
wiley   +1 more source

Peculiarities of computer modeling of the working process in small gas turbine engines

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2016
The article describes a thermo-gas-dynamic model of small gas turbine engines. The model takes into account the influence of the engine size on the efficiency of work processes in the crucial components.
V. S. Kuz'michev   +2 more
doaj   +1 more source

Computational thermo-fluid dynamics contributions to advanced gas turbine engine design [PDF]

open access: yes
The design practices for the gas turbine are traced throughout history with particular emphasis on the calculational or analytical methods. Three principal components of the gas turbine engine will be considered: namely, the compressor, the combustor and
Adamczyk, J. J.   +2 more
core   +1 more source

Thermal Calculations for Co‐Firing of Hydrogen/Ammonia and Coal in 660‐MW Coal‐Fired Boilers

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT To achieve a clean energy transition under the dual carbon goals, blending hydrogen/ammonia into pulverized coal boilers represents a key technological pathway. Different hydrogen/ammonia co‐firing ratios (5%–50%) are investigated for their impact on the thermodynamic characteristics of 660‐MW supercritical boiler at 100% and 20% boiler ...
Yaodong Da   +7 more
wiley   +1 more source

Turboshaft gas turbine engine thermodynamics calculation method based on blade machine blade to blade description.Part III. Turbine parameters calculation

open access: yesАвіаційно-космічна техніка та технологія
Blade-to-blade modeling of turbomachinery, based on methods for developing the parameters and characteristics of modern gas turbine engines, enables the resolution of a wide range of theoretically and practically significant problems in engine design ...
Lyudmila Boyko, Nataliya Pizhankova
doaj   +1 more source

Titanium in the Gas Turbine Engine [PDF]

open access: yes, 2011
The development of the gas turbine engine over the past 60 years has been mirrored by the success of the titanium industry, with a clear symbiant relationship existing between the two industries. Immediately apparent in the early days of the evolution of the gas turbine was the need for a material which could provide the strength required for component
openaire   +1 more source

Design description of a microprocessor based Engine Monitoring and Control unit (EMAC) for small turboshaft [PDF]

open access: yes
Research programs have demonstrated that digital electronic controls are more suitable for advanced aircraft/rotorcraft turbine engine systems than hydromechanical controls.
Baez, A. N.
core   +1 more source

Life cycle assessment of biodiesel synthesis from waste cooking oil using bifunctional heterogeneous catalyst

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The development of renewable energy sources is important in order to achieve the United Nations Sustainable Development Goals (SDGs). Waste cooking oil (WCO) is a promising feedstock for biodiesel production through transesterification. Heterogeneous bifunctional catalysts offer a sustainable alternative to conventional homogeneous bases such ...
Frederick Jit Fook Phang   +9 more
wiley   +1 more source

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