Results 121 to 130 of about 114,028 (303)

METHODS EFFICIENCY USING SECONDARY ENERGY RESOURCES

open access: yesАлматы технологиялық университетінің хабаршысы, 2021
The article discusses energy-saving technologies and the efficient use of secondary energy resources at the enterprises of the oil and gas industry. Calculations show that, due to the introduction of regeneration (plate regenerator), the heat of exhaust ...
S. A. Abdukarimov, A. Z. Bozhbanov
doaj  

Mixed‐Impurity Co‐Poisoning of NH3‐SCR Catalysts: Poisoning Mechanisms, Antagonistic Effects, and Anti‐Inactivation Strategies

open access: yesEcoEnergy, EarlyView.
This review summarizes the synergistic effects of mixed impurities on ammonia‐selective catalytic reduction (NH3‐SCR) catalysts, including the poisoning mechanism of the catalyst caused by mixed impurities, the antagonistic effects between the impurities, and the research on the anti‐poisoning strategies for the catalyst in recent years.
Hongyan Xue   +3 more
wiley   +1 more source

Evaluation of a high performance, fixed-ratio, traction drive [PDF]

open access: yes, 1983
A test program was initiated to evaluate the key operational and performance factors associated with the Nasvytis multiroller concept. Two sets of Nasvytis drives, each of slightly geometry, were parametrically tested on a back to back test stand ...
Anderson, N. E.   +2 more
core   +1 more source

From Ship to Shore: A Review of Vessel‐To‐Grid Bidirectional Charging for Sustainable Maritime Transport

open access: yesEcoEnergy, EarlyView.
As maritime transport electrifies, bidirectional charging (V2G) offers a dual‐purpose solution for energy resilience and economic viability. This work identifies key technological advancements and lifecycle challenges utilizing practical case studies to demonstrate how V2G systems can drive decarbonization and grid stability in the marine sector ...
Jonathan Bloor   +3 more
wiley   +1 more source

Solar Fuels Via Methane Valorization: Thermochemical Pathways, Unified Metrics, and Techno‐Economic Perspectives

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A first‐of‐its‐kind review benchmarks three solar methane valorization pathways with unified performance metrics for clean fuel production. Meeting global climate targets and sustainable energy demands requires carbon‐neutral fuels and innovative conversion pathways.
Muhammad Abdulmoez   +3 more
wiley   +1 more source

Assessment of cyclic life of turbine blades in stationary gas turbine units

open access: yesVESTNIK of Samara University. Aerospace and Mechanical Engineering
The article presents specific features of 3D finite element calculations for low-cycle fatigue of high-power turbine blades during their design. The calculation of the viscoelastic von Mises strain range in each finite element node of the blade is described for a complete transient and simple loading cycle “0 → full load” with the help of direct ...
A. N. Arkhipov   +3 more
openaire   +1 more source

Alaska Energy Statistics 1960‐2009 [PDF]

open access: yes, 2011
This report has had various publishers. Before 1985, the federal Alaska Power Administration published Alaska Electric Power Statistics. Then, the Alaska Energy Authority (formerly the Alaska Power Authority) began gathering statistical data and ...
Converse, Amber   +2 more
core  

Low‐Dimensional Materials and Van Der Waals Heterostructures for Energy Application: A Comprehensive Review

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Low‐dimensional materials (0D, 1D, and 2D) exhibit unique electronic and physicochemical properties, enabling advanced nanoelectronic and optoelectronic devices. Mixed‐dimensional heterostructures combine these materials to enhance functionality.
Qaisar Alam   +3 more
wiley   +1 more source

Dynamic models for a heat-led organic rankine cycle [PDF]

open access: yes, 2013
Drawn by the benefits of de-centralised and renewable power supply, over 150 Organic Rankine Cycles (ORC), in a range from 400kWel to 2MWel, have been installed in Central Europe. The majority of modules are biomass fired and heat-led by district heating
Eicker, Ursula   +2 more
core  

Flexible Direct‐Conversion X‐Ray Detectors: From Emerging Materials to Conformal Imaging

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This comprehensive review analyzed the performance, challenges, and future directions of four emerging material systems for next‐generation flexible direct‐conversion X‐ray detectors: organic semiconductors, perovskites, metal–organic frameworks, and inorganic metal compounds.
Haipeng Di   +11 more
wiley   +1 more source

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