Results 61 to 70 of about 591,674 (287)

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

Studies on Performance Assessment in Back Pressure Turbine

open access: yesJournal of Advanced Mechanical Sciences, 2022
The backpressure turbine is used for supplying process steam to the facilities of power generation. This type of steam turbine not only produces electricity but also supplies low- pressure steam for various requirements.
Aditya Gadkari
doaj  

Exergy analysis of marine steam turbine labyrinth (gland) seals

open access: yesPomorstvo, 2019
The paper presents an exergy analysis of marine steam turbine labyrinth (gland) seals - an inevitable component of any marine steam turbine cylinder, in three different operating regimes.
I. Lorencin   +3 more
semanticscholar   +1 more source

Modelling and simulation of hydrogen production via natural gas plasma pyrolysis

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Methane pyrolysis simulation model. Abstract Plasma pyrolysis is a cutting‐edge technology that produces hydrogen and solid carbon from methane without emitting carbon dioxide. In this study, we developed a process simulation model in Aspen HYSYS to analyze the behaviour of this technology at the commercial scale.
Muhammad Badrul Islam Chowdhury   +2 more
wiley   +1 more source

A Sustainable Power Production System Based on Integrated Supercritical Water Gasification of Brewer's Spent Grains and Carbon Dioxide Capture

open access: yesEnergy Technology, EarlyView.
A supercritical water gasification process with syngas heat recovery is integrated into a combined cycle power system and coupled with a carbon dioxide capture unit to simultaneously produce electricity and CO2—two valuable resources for the brewing industry.
Augusto Barbosa, Eliseu Monteiro
wiley   +1 more source

Techno‐Economic Analysis of Solar‐Wind Hybrid Systems for Green Hydrogen Production in South Africa, KwaZulu‐Natal Province

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT Rising global energy demand and the climate crisis have intensified the pursuit of renewable energy, with green hydrogen emerging as a key alternative to fossil fuels. South Africa, heavily reliant on coal‐based energy, faces pressure to decarbonize and transition to a green economy.
Sandile Mtolo   +4 more
wiley   +1 more source

Energy Landscape in Iraq: Current Status, Research Review, and Policy Insights

open access: yesEnergy Science &Engineering, EarlyView.
Renewable energy currently contributes a small fraction to Iraq's electricity mix, with 3.39% from hydropower and 0.059% from solar, while thermal power dominates at 96.6%. Significant untapped potential exists across solar, wind, biomass, geothermal, wave, and blue energy, highlighting opportunities for a low‐carbon, technoeconomically viable energy ...
Ihab Jabbar Al‐Rikabi   +5 more
wiley   +1 more source

Increase the Efficiency of a Gas Turbine Unit for Gas Turbine Locomotives by Means of Steam Injection into the Flow Section

open access: yesMATEC Web of Conferences, 2018
In the modern world of railways, electrification is given great importance. Currently, more than 50% of all freight traffic carried out by electric traction.
Filinov Evgeny   +3 more
doaj   +1 more source

Flutter Analysis of a Transonic Steam Turbine Blade with Frequency and Time-Domain Solvers

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2019
The aim of this study was to assess the capabilities of different simulation approaches to predict the flutter stability of a steam turbine rotor. The focus here was on linear and nonlinear frequency domain solvers in combination with the energy method ...
C. Frey   +3 more
semanticscholar   +1 more source

Optimized Asymmetrical Fuzzy‐2DOFTIDF Controller for LFC of Three‐Area Multi‐Sources Interconnected Power System Along With HAE‐FC and UPFC Using a New SOA Algorithm

open access: yesEnergy Science &Engineering, EarlyView.
This study proposes a novel Asymmetrical‐Fuzzy Two‐Degree‐of‐Freedom Tilt‐Integral‐Derivative (AF‐2DOF‐TIDF) controller for load frequency control in a multi‐area, multi‐source power system integrating Hydrogen‐Aqua‐Electrolyzer‐Fuel‐Cell (HAE‐FC) units and a Unified Power Flow Controller (UPFC).
Getaneh Mesfin Meseret, M. Bala Anand
wiley   +1 more source

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