Results 21 to 30 of about 14,775 (261)

Reducing nitrogen oxide emissions in boilers at moistening of blowing air in heat recovery systems [PDF]

open access: yesE3S Web of Conferences, 2019
Considered indicators of reducing harmful emissions into the environment by gas-fired water-heating and steam boilers of the municipal heat-power engineering, which are equipped with heat-recovery systems of boiler exhaust-gases.
Navrodska Raisa   +5 more
doaj   +1 more source

High-Temperature, High-Pressure Viscosities and Densities of n-Hexadecane, 2,2,4,4,6,8,8-Heptamethylnonane, and Squalane Measured Using a Universal Calibration for a Rolling-Ball Viscometer/Densimeter [PDF]

open access: yes, 2019
The development of reference correlations for viscous fluids is predicated on the availability of accurate viscosity data, especially at high pressure, high temperature (HPHT) conditions.
Gavaises, M.   +4 more
core   +1 more source

Review of journals with a particular emphasis on papers on application of inverse approach in drying processes [PDF]

open access: yesJournal on Processing and Energy in Agriculture, 2014
The main idea of this paper is to review and present the scientific papers in which inverse approach was used. For this purpose, the number of publications, references, etc., in ten relevant journals (Journal of Food Engineering, International Journal of
Bundalevski Slobodan   +3 more
doaj  

A Comparative Study of Cavitation Characteristics of Nano-Fluid and Deionized Water in Micro-Channels

open access: yesMicromachines, 2020
Hydrodynamic cavitation has been widely applied in micro-fluidic systems. Cavitating flow characteristics are closely related to the fluid properties.
Tao Li   +5 more
doaj   +1 more source

Study on the Influence of Radial Inlet Chamber Splitter Blades on the Oblique Flow Compressor Performance

open access: yesEnergies, 2023
The oblique flow compressor is one of the important components in the compressed air energy storage (CAES) system. The structural shape of the radial inlet chamber (RIC) directly affects the compressor performance, and a reasonable RIC design should ...
Jixiang Chen   +6 more
doaj   +1 more source

Simultaneous determination of two unknown thermal coefficients through a mushy zone model with an overspecified convective boundary condition [PDF]

open access: yes, 2015
The simultaneous determination of two unknown thermal coefficients for a semi-infinite material under a phase-change process with a mushy zone according to the Solomon-Wilson-Alexiades model is considered.
Ceretani, Andrea N., Tarzia, Domingo A.
core   +2 more sources

Entropy production and multiple equilibria: the case of the ice-albedo feedback [PDF]

open access: yes, 2010
Nonlinear feedbacks in the Earth System provide mechanisms that can prove very useful in understanding complex dynamics with relatively simple concepts. For example, the temperature and the ice cover of the planet are linked in a positive feedback which ...
Dubrulle, Bérengère   +2 more
core   +5 more sources

Vortex rope patterns at different load of hydro turbine model

open access: yesMATEC Web of Conferences, 2017
Operation of hydraulic turbines beyond optimal conditions leads to formation of precessing vortex core in a draft tube that generates powerful pressure pulsations in a hydraulic system.
Skripkin Sergey   +3 more
doaj   +1 more source

Progress in thermal energy storage technologies for achieving carbon neutrality

open access: yesCarbon Neutrality, 2023
China is committed to the targets of achieving peak CO2 emissions around 2030 and realizing carbon neutrality around 2060. To realize carbon neutrality, people are seeking to replace fossil fuel with renewable energy. Thermal energy storage is the key to
Changying Zhao   +4 more
doaj   +1 more source

An introduction to the derivation of surface balance equations without the excruciating pain

open access: yes, 2017
Analyzing complex fluid flow problems that involve multiple coupled domains, each with their respective set of governing equations, is not a trivial undertaking.
Martin, Alexandre   +2 more
core   +1 more source

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