Results 1 to 10 of about 371,005 (310)

On the rational form of rotary control diaphragms for steam turbines with industrial and cogeneration steam extraction [PDF]

open access: yesMATEC Web of Conferences, 2021
The Russian park of power steam turbines contains a large number of turbines with adjustable steam extraction from the flow path where rotary control diaphragms are used as flow controllers, which structurally easily fit into the flow path of these ...
Zaryankin Arkadiy   +3 more
doaj   +1 more source

Theoretical foundations of increasing the efficiency of wide-angle diffusers and practical results of new solutions to this problem [PDF]

open access: yesMATEC Web of Conferences, 2021
It is shown theoretically that the efficiency of wide-angle diffusers mainly depends on the method of supplying the working medium to the diffuser channel and on the nature of the interaction of this medium with the subsequent streamlined surface of the ...
Zaryankin Arkadiy   +2 more
doaj   +1 more source

STEM vs. STEAM Education and Student Creativity: A Systematic Literature Review

open access: yesEducation sciences, 2021
STEM (science, technology, engineering and mathematics) is an educational approach that is now accompanied by the STEAM (STEM + Arts) variant. Both educational approaches seek to renew the scientific literacy of younger generations, and, with the ...
David Aguilera, Jairo Ortiz-Revilla
semanticscholar   +1 more source

Preliminary fluid geochemical survey in Tete Province and prospective development of geothermics in Mozambique

open access: yesGeothermal Energy, 2022
An evaluation of the feasible development of geothermal energy in Mozambique is proposed based on some thermal springs geochemical characterization in the Tete region.
M. Procesi   +6 more
doaj   +1 more source

Effects of Magnetic Mark Display on Mechanical Properties of Laser-Enhanced 17-4PH Blades [PDF]

open access: yesCailiao Baohu, 2023
In order to enhance the corrosion resistance of the 17-4PH low-pressure last stage blades,the steam inlet side of the 17-4PH blades needs to be treated with laser-enhanced solid solution.The last stage blades treated with laser solution often show ...
HAN Liang, GONG Wei-xing, FENG Tian-shu, WANG Jian-ze
doaj   +1 more source

STEAM in education: a bibliometric analysis of performance and co-words in Web of Science

open access: yesInternational Journal of STEM Education, 2021
Emerging methodologies that apply and integrate science, technology, engineering, art, and math (STEAM) in education have appeared in recent years as a pedagogical alternative providing more holistic and attractive education.
José-Antonio Marín-Marín   +3 more
semanticscholar   +1 more source

Phage therapy in the Covid-19 era: Advantages over antibiotics

open access: yesCurrent Research in Microbial Sciences, 2022
Today, the entire world is battling to contain the spread of COVID-19. Massive efforts are being made to find a therapeutic solution in the shortest possible time.
Atif Khan, T. Subba Rao, Hiren M. Joshi
doaj   +1 more source

The exploration of continuous learning intention in STEAM education through attitude, motivation, and cognitive load

open access: yesInternational Journal of STEM Education, 2022
Background This study proposes a learning cycle and a comprehensive research framework that integrates Bloom’s taxonomy: the cognitive domain (cognitive load), affective domain (attitude and motivation) and psychomotor domain (implementation of science ...
Chih-Hung Wu   +2 more
semanticscholar   +1 more source

Techno-Economic Optimization of Medium Temperature Solar-Driven Subcritical Organic Rankine Cycle

open access: yesThermo, 2021
The present work focuses on the techno-economic assessment and multi-objective genetic algorithm optimization of small-scale (40 kWth input), solar Organic Rankine Cycle (ORC) systems driven by medium-to-high temperature (up to 210 °C) parabolic dish ...
Tryfon C. Roumpedakis   +5 more
doaj   +1 more source

Evaluation of elevated temperature process for the decontamination of stainless steel 304LN surface

open access: yesNuclear Materials and Energy, 2020
Deposition of activated corrosion products on out-of-core surfaces and ensuing radiation field build-up in nuclear reactors calls for remedial measures like decontamination to minimize exposure of service personnel carrying out routine maintenance jobs ...
Valil Sreedharan Sathyaseelan   +4 more
doaj   +1 more source

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