Optimal design and operation of ammonia decomposition reactors
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Energy Research"
DOI: 10.1002/er.5286
Abstract: The design and steady‐state operation of a packed bed reactor with tubular geometry is optimized. Direct optimal control methods are used. Two objective functions are considered: (i) minimization of the ammonia mass fraction at reactor… read more here.
Keywords: reactor; reactor outlet; outlet; reactor inlet ... See more keywords
Experimental study of gas flow characteristics in micro-/nano-pores in tight and shale reservoirs using microtubes under high pressure and low pressure gradients
Sign Up to like & getrecommendations! Published in 2018 at "Microfluidics and Nanofluidics"
DOI: 10.1007/s10404-018-2175-9
Abstract: Due to abundant micro-/nanoscale pores and throats, gas flow behavior in tight/shale reservoirs always showed strongly nonlinearity which deviated from the conventional Darcy’s law. As micro-/nanoscale flow experiment was a direct approach to investigate flow… read more here.
Keywords: pressure; gas flow; outlet; flow ... See more keywords
Prevention and control of gas hazards in a tunnel under construction: a case study
Sign Up to like & getrecommendations! Published in 2020 at "Environmental Earth Sciences"
DOI: 10.1007/s12665-020-09065-5
Abstract: This paper presents the results regarding the prevention and control of gas hazards in a high-gas tunnel under construction. First, some effective methods were introduced, and the results of the gas pressure and gas content… read more here.
Keywords: prevention control; outlet; tunnel; control gas ... See more keywords
End corrections for double-tuning of the same-end inlet-outlet muffler
Sign Up to like & getrecommendations! Published in 2020 at "Applied Acoustics"
DOI: 10.1016/j.apacoust.2019.107116
Abstract: Abstract Transmission loss spectrum of a simple expansion chamber (SEC) muffler is characterized by periodic domes. In recent years, it has been shown that by extending the inlet pipe and outlet pipe of the SEC… read more here.
Keywords: chamber; inlet; muffler; outlet ... See more keywords
Numerical study of the dehumidification structure optimization based on the modified model
Sign Up to like & getrecommendations! Published in 2019 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2018.12.001
Abstract: Abstract Nowadays, the vast majority of electricity is extracted from the steam turbine, while the non-equilibrium condensation will take place because of the high steam velocity and low superheat temperature in steam low-pressure stage, which… read more here.
Keywords: dehumidification; non equilibrium; outlet; modified model ... See more keywords
Unsteady Model for Wellbore Pressure Transmission of Carbon Dioxide Fracturing Considering Limited-flow Outlet
Sign Up to like & getrecommendations! Published in 2021 at "Energy"
DOI: 10.1016/j.energy.2021.122289
Abstract: Abstract The outlet flow rate is limited during CO2 fracturing, which significantly affects the CO2 property distribution and pressure transmission in the wellbore. In this paper, a transient wellbore flow model with a limited-flow outlet… read more here.
Keywords: pressure; outlet; model; rate ... See more keywords
Investigation of heat transfer enhancement of Cu-water nanofluid by different configurations of double rotating cylinders in a vented cavity with different inlet and outlet ports
Sign Up to like & getrecommendations! Published in 2021 at "International Communications in Heat and Mass Transfer"
DOI: 10.1016/j.icheatmasstransfer.2021.105432
Abstract: Abstract In this study, four novel configurations of rotating cylinders in cavity with multiple ports in the presence Cu-water nanofluid are proposed. A set of case studies are conducted to analyze the effect of the… read more here.
Keywords: heat transfer; outlet; rotating cylinders; inlet ... See more keywords
Parameter analysis and performance optimization for the vertical pipe intake-outlet of a pumped hydro energy storage station
Sign Up to like & getrecommendations! Published in 2020 at "Renewable Energy"
DOI: 10.1016/j.renene.2020.07.135
Abstract: Abstract The vertical pipe intake-outlet plays an important role in the pumped hydro energy storage (PHES), and its main parameters included the orifice height ratio (H*), the diffuser short semi-axis ratio (a*), the diffuser long… read more here.
Keywords: energy; outlet; intake outlet; vertical pipe ... See more keywords
An analysis of selected jet fans used in chambers of KGHM mines with respect to the air stream range
Sign Up to like & getrecommendations! Published in 2018 at "Tunnelling and Underground Space Technology"
DOI: 10.1016/j.tust.2018.08.033
Abstract: Abstract The ventilation hazards occurring in the mining of Polish copper ores are related to environmental conditions and exhaust gas emissions from mining machines and equipment. Mitigation of these hazards requires adequate ventilation of underground… read more here.
Keywords: range; outlet; air; jet fans ... See more keywords
Threefold increase in marine-terminating outlet glacier retreat rates across the Atlantic Arctic: 1992–2010
Sign Up to like & getrecommendations! Published in 2017 at "Annals of Glaciology"
DOI: 10.1017/aog.2017.3
Abstract: ABSTRACT Accelerated discharge through marine-terminating outlet glaciers has been a key component of the rapid mass loss from Arctic glaciers since the 1990s. However, glacier retreat and its climatic controls have not been assessed at… read more here.
Keywords: retreat; glacier retreat; outlet; marine terminating ... See more keywords
Hydrodynamic Characterization of Phase Separation in Devices with Microfabricated Capillaries
Sign Up to like & getrecommendations! Published in 2019 at "Langmuir"
DOI: 10.1021/acs.langmuir.8b04202
Abstract: Capillary microseparators have been gaining interest in downstream unit operations, especially for pharmaceutical, space, and nuclear applications, offering efficient separation of two-phase flows. In this work, a detailed analysis of the dynamics of gas–liquid separation… read more here.
Keywords: phase; liquid; outlet; gas ... See more keywords