Results 51 to 60 of about 707,743 (259)

Think Global, Act Local? Fortune 500 Business Strategies for Sustainable Cities and Communities (SDG 11)

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The role of business towards achieving the 17 Sustainable Development Goals (SDGs) has been well established. However, SDG contextualization continues to pose a conundrum, particularly for firms operating in multiple contexts. This becomes even more problematic in the case of SDG 11, the only goal in the sustainable development agenda directly
Andreas Georgiou
wiley   +1 more source

Comparison of Power Distribution, Losses and Efficiencies of a Steam Turbine with and without Extractions

open access: yesTehnički Glasnik, 2020
The paper presents an analysis of two steam turbine operation regimes - regime with all steam extractions opened (base process) and regime with all steam extractions closed.
Vedran Mrzljak   +3 more
doaj  

Potential Analysis of On‐Site Oxygen and Ozone Production for Wastewater Treatment Plants

open access: yesChemie Ingenieur Technik, EarlyView.
The potential of a power‐to‐gas process focusing on the oxygen stream to cover an upcoming demand of ozone at German wastewater treatment plants is analyzed. Economic and ecological parameters are compared to the conventional production of hydrogen and oxygen. Powered by on‐site produced wind energy, the process is deemed beneficial.
Vincenta Franßen   +3 more
wiley   +1 more source

Effect of steam addition on the flow field and NOx emissions for Jet-A in an aircraft combustor [PDF]

open access: yes, 2016
The steam injection technology for aircraft engines is gaining rising importance because of the strong limitations imposed by the legislation for NOx reduction in airports.
Hu, Chunbo   +3 more
core   +1 more source

Defossilisation of the Energy Supply of a Chemical Site by Integration of a Carnot Battery

open access: yesChemie Ingenieur Technik, EarlyView.
This study presents the results of a techno‐economic analysis of CO2‐free energy supply concepts for electricity and heat for the defossilisation of a chemical park in Germany for the model years 2030 and 2045. The focus is on the integration of a Carnot battery with thermal energy storage, which enables the flexible use of green fuels and renewable ...
Martin Bolten   +6 more
wiley   +1 more source

Research on Adding Post-unit for Back Pressure Steam Turbine

open access: yes南方能源建设, 2021
[Introduction] In order to solve the problem of changing the external steam supply of the unit from industrial steam to heating steam , a thermal power plant is taken as an object to carry out technical feasibility study.
DU Dongming   +3 more
doaj   +1 more source

Energy Flexibilization and Demand Response for a Novel Decentralized Power‐to‐Methanol Process

open access: yesChemie Ingenieur Technik, EarlyView.
This study presents the results of an optimization framework for the scheduling of a Power‐to‐methanol process coupled with an electrolyser, renewable energy sources and a battery. The optimal dynamic operating schedule is computed with different configurations and boundary conditions, showing the advantages of flexible operation.
Max Kollmer   +5 more
wiley   +1 more source

Steam turbine stress control using NARX neural network

open access: yesOpen Engineering, 2015
Considered here is concept of steam turbine stress control, which is based on Nonlinear AutoRegressive neural networks with eXogenous inputs. Using NARX neural networks,whichwere trained based on experimentally validated FE model allows to control ...
Dominiczak Krzysztof   +2 more
doaj   +1 more source

Economic and environmental impacts of the energy source for the utility production system in the HDA process [PDF]

open access: yes, 2013
The well-known benchmark process for hydrodealkylation of toluene (HDA) to produce benzene is revisited in a multi-objective approach for identifying environmentally friendly and cost-effective operation solutions.
Azzaro-Pantel, Catherine   +3 more
core   +2 more sources

Production of middle distillates through olefin oligomerization using ZSM‐5 as a catalyst

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract The global transportation sector relies heavily on gasoline (C5–C12) and diesel (C11–C24), which together account for approximately 60% of its energy needs. Driven by rapid industrialization and urbanization, diesel consumption is outpacing gasoline, with projections estimating global demand by 2035 at 27 million barrels per day for gasoline ...
Thembekile Hoyi   +3 more
wiley   +1 more source

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